CN111959106B - A tape pressing device for a thermal transfer printer and a printer - Google Patents
A tape pressing device for a thermal transfer printer and a printer Download PDFInfo
- Publication number
- CN111959106B CN111959106B CN202011002438.5A CN202011002438A CN111959106B CN 111959106 B CN111959106 B CN 111959106B CN 202011002438 A CN202011002438 A CN 202011002438A CN 111959106 B CN111959106 B CN 111959106B
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- China
- Prior art keywords
- adhesive tape
- pressing
- assembly
- clamping
- frame
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Links
- 239000002390 adhesive tape Substances 0.000 claims abstract description 181
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 16
- 230000009286 beneficial effect Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 13
- 239000006260 foam Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J33/00—Apparatus or arrangements for feeding ink ribbons or like character-size impression-transfer material
- B41J33/14—Ribbon-feed devices or mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J31/00—Ink ribbons; Renovating or testing ink ribbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J33/00—Apparatus or arrangements for feeding ink ribbons or like character-size impression-transfer material
- B41J33/02—Ribbon arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J35/00—Other apparatus or arrangements associated with, or incorporated in, ink-ribbon mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J35/00—Other apparatus or arrangements associated with, or incorporated in, ink-ribbon mechanisms
- B41J35/04—Ink-ribbon guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handling Of Sheets (AREA)
Abstract
The invention provides a tape pressing device for a thermal transfer printer and the printer, wherein the tape pressing device comprises: the device comprises a frame, a printing assembly arranged on the frame, a clamping and conveying assembly used for clamping or releasing the adhesive tape and capable of conveying the adhesive tape, and an adhesive tape pressing assembly used for clamping or releasing the adhesive tape, wherein the clamping and conveying assembly and the adhesive tape pressing assembly are arranged on the frame, and the adhesive tape pressing assembly and the clamping and conveying assembly are correspondingly arranged. The adhesive tape is clamped and fixed through the adhesive tape pressing assembly, and then the adhesive tape is clamped and conveyed through the clamping and conveying assembly, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened, the protrusion and the depression on the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly are eliminated, and the printing precision of the thermal transfer printer is improved.
Description
Technical Field
The invention relates to the technical field of printers, in particular to an adhesive tape pressing device for a thermal transfer printer and the printer.
Background
The existing thermal transfer printer comprises a frame, a printing component and a clamping and conveying component for clamping and conveying the adhesive tape, wherein the clamping and conveying component is positioned on the output side of the adhesive tape relative to the printing component, and in the printing process, the clamping and conveying component can clamp the adhesive tape and fix the adhesive tape on the output side of the adhesive tape, so that the adhesive tape is prevented from moving widely in the printing process, but the adhesive tape is released from an adhesive tape cylinder and has certain internal stress, so that the local position of the adhesive tape is provided with bulges and depressions, and the bulges and the depressions are not eliminated because the adhesive tape from the adhesive tape cylinder to the clamping and conveying component is not stretched in the printing process, so that the thermal transfer printer cannot print in the target position accurately in the printing process, and the printing precision of the thermal transfer printer is reduced. The existing thermal transfer printer has the problem of low printing precision.
Disclosure of Invention
The invention aims to solve the technical problem of providing an adhesive tape pressing device for a thermal transfer printer and the printer aiming at the defects of the prior art.
The technical scheme includes that the adhesive tape pressing device for the thermal transfer printer comprises a frame, a printing assembly, a clamping and conveying assembly and an adhesive tape pressing assembly, wherein the printing assembly is arranged on the frame, the clamping and conveying assembly is used for clamping or releasing an adhesive tape and can convey the adhesive tape, the adhesive tape pressing assembly is used for clamping or releasing the adhesive tape, the clamping and conveying assembly and the adhesive tape pressing assembly are arranged on the frame, and the adhesive tape pressing assembly and the clamping and conveying assembly are correspondingly arranged.
The thermal transfer printer has the beneficial effects that the adhesive tape is clamped and fixed through the adhesive tape pressing assembly, then the adhesive tape is clamped and conveyed through the clamping and conveying assembly, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened, then the adhesive tape is clamped and fixed through the clamping and conveying assembly, and then the printing assembly is used for printing, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened to eliminate the bulges and the pits on the adhesive tape, and the thermal transfer printer can print at a target position more accurately in the printing process, so that the printing precision of the thermal transfer printer is improved.
Further, the printing component is movably arranged on the frame, the printing component is arranged between the adhesive tape pressing component and the clamping conveying component, and the adhesive tape between the adhesive tape pressing component and the clamping conveying component is positioned on the movement track of the printing component.
The thermal transfer printer has the beneficial effects that the adhesive tape is clamped and fixed through the adhesive tape pressing assembly, then the adhesive tape is clamped and conveyed through the clamping and conveying assembly, the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened, then the adhesive tape is clamped and fixed through the clamping and conveying assembly, and then the printing assembly is used for printing, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened to eliminate the bulges and the pits on the adhesive tape, and the thermal transfer printer can print at a target position more accurately in the printing process, so that the printing precision of the thermal transfer printer is improved.
Further, the adhesive tape pressing assembly comprises a fixed support plate and a pressing plate, wherein the fixed support plate is arranged on the frame and used for supporting the adhesive tape on the adhesive tape input side of the printing assembly, the pressing plate is movably arranged on the fixed support plate so as to press or release the adhesive tape between the fixed support plate and the pressing plate, and a gap for conveying the adhesive tape is arranged between the pressing plate and the fixed support plate.
The clamping and conveying device has the advantages that when the pressing plate is located at the pressing-down position, the pressing plate is in contact with the fixed supporting plate to clamp the adhesive tape between the fixed pressing plate and the fixed supporting plate, when the pressing plate is located at the lifting position, the pressing plate is separated from the fixed supporting plate, and the adhesive tape between the pressing plate and the fixed supporting plate can be clamped and conveyed forwards or backwards through the clamping and conveying assembly.
The adhesive tape pressing assembly further comprises a first support, a pivoting frame, a first driving shaft, a pressing lifting cam, a first motor and a reset spring, wherein the pivoting frame is used for installing a pressing plate, the first driving shaft is used for driving the pivoting frame to move up and down, the pressing lifting cam is used for driving the pivoting frame to rotate, the reset spring is used for applying tension to the pivoting frame, the first support is installed at the bottom of the fixed supporting plate, the first driving shaft is rotatably arranged on the first support, the pressing lifting cam is sleeved on the first driving shaft, the pivoting frame is rotatably installed on the first support through a pivoting shaft so as to be switched between a pressing position and a lifting position, the pressing lifting cam is abutted to the bottom of the pivoting frame so as to drive the pivoting frame to be switched between the pressing position and the lifting position, the pressing plate is connected with the pivoting frame, a mounting hole for installing the pressing plate is formed in the fixed supporting plate, the pressing plate is rotatably arranged at the top of the fixed supporting plate through the mounting hole, the first motor is arranged on the first support, the first motor is rotatably installed on the first support so as to be connected with the first driving shaft and the pivoting frame in a pivoted position so as to enable the first driving shaft to be sequentially connected with the two ends of the pivoting frame to be switched between the pressing frame and the first driving spring.
The pivot frame is pivotally arranged on the first bracket through the pivot shaft so as to be switched between a pressing position and a lifting position, the lifting cam is in transmission connection with the first driving shaft, and the cam working surface of the lifting cam is abutted with the pivot frame so as to drive the pivot frame to be switched between the pressing position and the lifting position through rotation of the pivot frame. When the pivoting frame is in the lifting position, the pressing plate is separated from the fixed supporting plate, and the adhesive tape between the pressing plate and the fixed supporting plate can be clamped and conveyed forwards or backwards by the clamping and conveying assembly. The two ends of the return spring are connected with the pivoting frame and the first bracket in a one-to-one correspondence manner so as to apply a biasing force biased at the pressing-down position to the pivoting frame. When the pivoting frame is in the lifting position, the pressing plate is separated from the fixed supporting plate, and the adhesive tape between the pressing plate and the fixed supporting plate can be clamped and conveyed forwards or backwards by the clamping and conveying assembly.
Further, the adhesive tape pressing assembly further comprises a buffer pad for buffering the adhesive tape, and the buffer pad is arranged on the surface of the pressing plate, which faces the fixed supporting plate.
The beneficial effect of adopting the further proposal is that the buffer pad can be made of soft buffer material, such as rubber, foam board and the like, thereby avoiding damaging the adhesive tape.
Further, the clamping and conveying assembly comprises a bidirectional conveying roller for conveying the adhesive tape and a tape pressing wheel for clamping or releasing the adhesive tape, the bidirectional conveying roller is rotatably arranged on the frame, the bidirectional conveying roller is positioned on the adhesive tape output side of the printing assembly, the tape pressing wheel is arranged on the frame in an up-and-down moving manner, and a gap for conveying the adhesive tape is arranged between the bidirectional conveying roller and the tape pressing wheel.
The clamping and conveying assembly is controlled by the thermal transfer printer control system to convey the adhesive tape forwards and backwards so as to match the movement of the printing assembly in the transverse direction to perform printing operation on the adhesive tape.
Further, the clamping and conveying assembly further comprises a second bracket, a swing rod used for installing a press belt wheel, a second driving shaft used for driving the swing rod and an adjusting cam used for driving the swing rod to swing, wherein the second bracket is arranged on the frame, the second driving shaft is rotatably arranged on the second bracket, the adjusting cam is sleeved on the second driving shaft, the middle part of the swing rod is rotatably arranged on the second bracket, the press belt wheel is rotatably arranged at one end of the swing rod, and the adjusting cam is in butt joint with the other end of the swing rod.
The belt pressing device has the advantages that the cam adjusting part of the adjusting cam is abutted against the other end of the swing rod so as to drive the swing rod to switch between the pressing position and the separating position through pivoting, the belt pressing wheel is pressed on the conveying roller to clamp the conveying belt in the pressing position, and the belt pressing wheel is separated from the conveying roller in the separating position.
Further, the printer further comprises a guide rail for movably mounting the printing component on the frame and a sliding block for mounting the printing component, wherein the guide rail is arranged on the frame, the sliding block is slidably arranged on the guide rail, and the printing component is arranged on the sliding block.
The further scheme has the beneficial effects that the guide rail and the sliding block are arranged so as to perform printing operation in the sliding process.
The printing device further comprises a screw rod for driving the printing assembly to slide and a nut for installing the printing assembly, wherein the screw rod is rotatably arranged on the frame, the nut is sleeved on the screw rod, and the printing assembly is arranged on the nut.
The further scheme has the beneficial effects that the screw rod and the nut are arranged so as to perform printing operation in the sliding process.
In addition, the invention also provides a printer which comprises the adhesive tape pressing device for the thermal transfer printer.
The thermal transfer printer has the beneficial effects that the adhesive tape is clamped and fixed through the adhesive tape pressing assembly, then the adhesive tape is clamped and conveyed through the clamping and conveying assembly, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened, then the adhesive tape is clamped and fixed through the clamping and conveying assembly, and then the printing assembly is used for printing, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened to eliminate the bulges and the pits on the adhesive tape, and the thermal transfer printer can print at a target position more accurately in the printing process, so that the printing precision of the thermal transfer printer is improved. When the printing component of the thermal transfer printer prints, the pivoting frame is positioned at the pressing position, the swinging rod is positioned at the pressing position, the pressing plate is in contact with the fixed supporting plate to clamp the adhesive tape between the fixed pressing plate and the fixed supporting plate, and the adhesive tape pressing wheel is pressed on the conveying roller to clamp the fixed adhesive tape.
Additional aspects of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of an adhesive tape pressing device of a thermal transfer printer according to an embodiment of the present invention.
Fig. 2 is a second schematic structural diagram of an adhesive tape pressing device of a thermal transfer printer according to an embodiment of the present invention.
Fig. 3 is a third schematic structural view of an adhesive tape pressing device of a thermal transfer printer according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an adhesive tape pressing device of a thermal transfer printer according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 6 is a second schematic structural diagram of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 7 is a third schematic structural diagram of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 9 is a schematic structural diagram of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 10 is a schematic structural diagram of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 11 is a schematic structural diagram of a clamping and conveying assembly according to an embodiment of the invention.
Fig. 12 is a schematic structural diagram of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 13 is a schematic diagram of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 14 is a schematic view of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 15 is an eleventh schematic structural view of a clamping and conveying assembly according to an embodiment of the present invention.
Fig. 16 is a schematic structural diagram of an adhesive tape pressing assembly according to an embodiment of the present invention.
FIG. 17 is a second schematic structural view of an adhesive tape assembly according to an embodiment of the present invention.
FIG. 18 is a third schematic diagram of an embodiment of the present invention.
Fig. 19 is a schematic structural diagram of an adhesive tape pressing assembly according to an embodiment of the present invention.
Fig. 20 is a schematic structural diagram of an adhesive tape pressing assembly according to an embodiment of the present invention.
The reference numerals illustrate 1-frame, 2-printing assembly, 3-clamp conveying assembly, 4-adhesive tape pressing assembly, 5-fixed supporting plate, 6-pressing plate, 7-first bracket, 8-pivoting frame, 9-first driving shaft, 10-lifting and pressing cam, 11-first motor, 12-reset spring, 13-buffer cushion, 14-bidirectional conveying roller, 15-adhesive tape pressing wheel, 17-second bracket, 18-swing rod, 19-adjusting cam, 20-screw rod, 21-nut, 22-cross beam, 23-printing supporting plate, 24-third motor, 25-fourth motor, 26-second motor, 27-pivoting shaft, 28-coupler and 29-second driving shaft.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
As shown in fig. 1 to 4, an embodiment of the present invention provides an adhesive tape pressing device for a thermal transfer printer, which includes a frame 1, a printing assembly 2 disposed on the frame 1, a clamping and conveying assembly 3 for clamping or releasing an adhesive tape and capable of conveying the adhesive tape, and an adhesive tape pressing assembly 4 for clamping or releasing the adhesive tape, wherein the clamping and conveying assembly 3 and the adhesive tape pressing assembly 4 are disposed on the frame 1, and the adhesive tape pressing assembly 4 and the clamping and conveying assembly 3 are disposed correspondingly.
The thermal transfer printer has the beneficial effects that the adhesive tape is clamped and fixed through the adhesive tape pressing assembly, then the adhesive tape is clamped and conveyed through the clamping and conveying assembly, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened, then the adhesive tape is clamped and fixed through the clamping and conveying assembly, and then the printing assembly is used for printing, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened to eliminate the bulges and the pits on the adhesive tape, and the thermal transfer printer can print at a target position more accurately in the printing process, so that the printing precision of the thermal transfer printer is improved.
Further, the printing component 2 is movably arranged on the frame 1, the printing component 2 is arranged between the adhesive tape pressing component 4 and the clamping and conveying component 3, and the adhesive tape between the adhesive tape pressing component 4 and the clamping and conveying component 3 is positioned on the movement track of the printing component 2.
As shown in fig. 1 to 4, an embodiment of the present invention provides an adhesive tape pressing apparatus for a thermal transfer printer, comprising a frame 1, a printing module 2, a clamp-and-convey module 3 for clamping and conveying an adhesive tape, an adhesive tape pressing module 4 for fixing the adhesive tape on an adhesive tape input side, a rail slider module and a screw-nut module (i.e., a combined structure of a screw and a nut), the printing module 2, the clamp-and-convey module 3 and the adhesive tape pressing module 4 being respectively fixed on the frame 1, and the clamp-and-convey module 3 being located on an adhesive tape output side with respect to the printing module 2, the adhesive tape pressing module 4 being located on the adhesive tape input side, the rail slider module and the screw-nut module being parallel to each other and both being disposed on the frame 1 in a lateral direction, the frame 1 comprising a laterally disposed cross beam 22 and a print support plate 23, the rail slider module being mounted under the cross beam 22, a screw in the screw nut module being pivotably mounted on the frame 1, one end of the screw 20 being in driving connection with a third motor 24, the printing module being fixedly connected to a slider in the rail slider module so as to be slidably mounted on the frame 1 in the lateral direction, the printing module 2 being fixedly connected to the screw nut 21 in the screw nut module being driven by the third motor 24 in the lateral direction. The print heads in the printing assembly 2 are arranged in the longitudinal direction for performing a printing operation during a sliding operation.
The clamping and conveying assembly 3 mainly aims at conveying the adhesive tape forwards and backwards under the control of the control system of the thermal transfer printer, and performing printing operation on the adhesive tape in cooperation with the movement of the printing assembly 2 in the transverse direction.
As shown in fig. 3 and 4, the nip transport assembly 3 includes a duplex transport roller group 14, a press roller assembly, a fourth motor 25, and a second motor 26, the duplex transport roller group 14 being pivotably mounted on the frame 1 and being disposed in the lateral direction, one end of the duplex transport roller group 14 being in driving connection with the fourth motor 25 so as to be driven to pivot in the forward and reverse directions by the fourth motor 25.
As shown in fig. 3 and 4, the press roller assembly includes a second bracket 17, a swing link 18, a press belt pulley 15, an adjusting cam 19, and a second driving shaft 29, the second bracket 17 is mounted on the frame 1, a middle portion of the swing link 18 is pivotally mounted on the second bracket 17, the press belt pulley 15 is laterally and rotatably provided at one end of the swing link 18, one end of the second driving shaft 29 is in driving connection with the second motor 26, the adjusting cam 19 is penetrated on the second driving shaft 29 and in driving connection with the second driving shaft 29, a cam adjusting portion of the adjusting cam 19 abuts against the other end of the swing link 18 to drive the swing link 18 by pivoting to switch between a nip position, in which the press belt pulley 15 is nip-fitted on the bidirectional conveying roller 14 to clamp the conveying adhesive tape, and a separation position, in which the press belt pulley 15 is separated from the bidirectional conveying roller 14.
As shown in fig. 5 to 15, the tape pressing assembly 4 includes a fixed support plate 5, a first motor 11, a first driving shaft 9, a first bracket 7, a pressing cam 10, a pressing plate 6 and a return spring 12, both ends of the fixed support plate 5 are fixed to the frame 1 and adjacent to a printing support plate 23 (on the tape input side of the printing support plate), the top of the first bracket 7 is fixed to the bottom surface of the fixed support plate 5 by a fastener, the first motor 11 is fixed to the first bracket 7, the first driving shaft 9 is in driving connection with the output shaft of the first motor 11 by a coupling 28, the pressing cam 8 is pivotably mounted on the first bracket 7 by a pivot shaft 27 so as to be switched between a pressing position and a lifting position, the pressing cam 10 is in driving connection with the first driving shaft 9, the cam working surface of the pressing cam 10 is abutted to the pressing plate 8 so as to be switched between the pressing position and the lifting position by rotation of itself, both ends of the return spring 12 are connected to the pressing plate 8 and the first bracket 7 one by one to each other so as to apply a biasing force to the pressing plate 8 to the pressing plate 6, and the pressing plate 6 is held between the pressing plate 6 and the fixed support plate 5 or the pressing plate 5 is held in contact with the pressing member and fixed position when the pressing plate 6 is held between the pressing plate and the pressing plate 5 is held.
As shown in fig. 16 to 20, the first bracket 7 is a rectangular bracket formed by bending a metal plate (the bottom of the rectangular bracket is open), the pivoting frame 8 is also a rectangular bracket formed by bending a metal plate (the bottom of the rectangular bracket is open), the pivoting frame 8 is provided in the first bracket 7, the top of the first bracket 7 is provided with a first opening, the fixed support plate 5 is provided with a second opening, and the pressing plate 6 is fastened to the top surface of the pivoting frame 8 through the first opening and the second opening.
As shown in fig. 18, the pressing down portion of the pivoting frame 8 is provided with a cushion pad 13, and the cushion pad 13 may be made of a soft cushioning material such as rubber, foam board, or the like, so that damage to the adhesive tape can be avoided.
The adhesive tape pressing assembly 4 comprises two first brackets 7, two lifting and pressing cams 10, two pivoting frames 8 and two pressing plates 6, and two ends of a first driving shaft 9 are pivotally arranged on the two first brackets 7 through bearings.
When the printing component of the thermal transfer printer prints, the pivoting frame 8 is located at the pressing position and the swing rod is located at the pressing position, the pressing plate 6 contacts with the fixed supporting plate 5 to clamp the adhesive tape between the fixed pressing plate 6 and the fixed supporting plate 5, and the adhesive tape pressing wheel 15 is pressed on the bidirectional conveying roller 14 to clamp the fixed adhesive tape.
As shown in fig. 16, the tape pressing assembly 4 further includes a fixed support plate 5 for supporting the tape input side tape of the printing assembly 2 and a pressing plate 6 for pressing or releasing the tape input side tape of the printing assembly 2, the fixed support plate 5 being provided on the frame 1, the fixed support plate 5 being positioned for supporting the tape on the tape input side of the printing assembly 2, the pressing plate 6 being provided on the fixed support plate 5 so as to be movable up and down for pressing or releasing the tape between the fixed support plate 5 and the pressing plate 6, a gap being provided between the pressing plate 6 and the fixed support plate 5 for tape transfer.
The clamping and conveying device has the advantages that when the pressing plate is located at the pressing-down position, the pressing plate is in contact with the fixed supporting plate to clamp the adhesive tape between the fixed pressing plate and the fixed supporting plate, when the pressing plate is located at the lifting position, the pressing plate is separated from the fixed supporting plate, and the adhesive tape between the pressing plate and the fixed supporting plate can be clamped and conveyed forwards or backwards through the clamping and conveying assembly.
As shown in fig. 16 to 20, the adhesive tape pressing assembly 4 further comprises a first bracket 7 for supporting the pressing plate 6, a pivoting frame 8 for supporting the mounting pressing plate 6, a first driving shaft 9 for driving the pivoting frame 8 to move up and down, a pressing cam 10 for driving the pivoting frame 8 to rotate, a first motor 11 for driving the first driving shaft 9 to rotate, and a return spring 12 for applying a pulling force to the pivoting frame 8, wherein the first bracket 7 is mounted on the bottom of the fixed supporting plate 5, the first driving shaft 9 is rotatably disposed on the first bracket 7, the pressing cam 10 is sleeved on the first driving shaft 9, the pivoting frame 8 is rotatably mounted in the first bracket 7 through a pivoting shaft 27 so as to switch between a pressing position and a lifting position, the pressing cam 10 is abutted against the bottom of the pivoting frame 8 so as to drive the pivoting frame 8 to switch between the pressing position and the lifting position, the pressing plate 6 is connected with the pivoting frame 8 through the first driving shaft 7 and the first driving shaft 8, the first driving shaft 8 is disposed on the first bracket 7 through the first supporting plate 8 and the first driving shaft 7, and the first driving shaft 8 is sequentially connected with the pivoting frame 8 through the first driving shaft 7, and the first driving shaft 8 is disposed on the first supporting plate 7 through the first supporting shaft 7 and the first supporting plate 5.
The further scheme has the beneficial effects that the pivoting frame is pivotally arranged on the first bracket through the pivot shaft 27 so as to be switched between the pressing position and the lifting position, the lifting cam is in transmission connection with the first driving shaft, and the cam working surface of the lifting cam is abutted with the pivoting frame so as to drive the pivoting frame to be switched between the pressing position and the lifting position through rotation of the pivoting frame. When the pivoting frame is in the lifting position, the pressing plate is separated from the fixed supporting plate, and the adhesive tape between the pressing plate and the fixed supporting plate can be clamped and conveyed forwards or backwards by the clamping and conveying assembly.
Wherein the mounting hole is the second opening.
As shown in fig. 16 and 20, the adhesive tape pressing assembly 4 further comprises a first motor 11 for driving the first driving shaft 9 to rotate and a return spring 12 for applying a pulling force to the pivoting frame 8, wherein the first motor 11 is arranged on the first bracket 7, the first driving shaft 9 is connected with the first motor 11, and two ends of the return spring 12 are sequentially connected with the first bracket 7 and the pivoting frame 8.
The beneficial effect of adopting the further scheme is that the two ends of the return spring are correspondingly connected with the pivoting frame and the first bracket one by one so as to apply the biasing force biased at the pressing position to the pivoting frame. When the pivoting frame is in the lifting position, the pressing plate is separated from the fixed supporting plate, and the adhesive tape between the pressing plate and the fixed supporting plate can be clamped and conveyed forwards or backwards by the clamping and conveying assembly.
As shown in fig. 16 and 20, the tape pressing assembly 4 further includes a cushion pad 13 for cushioning the tape, the cushion pad 13 being provided on a surface of the pressing plate 6 facing the fixed support plate 5.
The beneficial effect of adopting the further proposal is that the buffer pad can be made of soft buffer material, such as rubber, foam board and the like, thereby avoiding damaging the adhesive tape.
As shown in fig. 3 and 4, further, the clamping and conveying assembly 3 comprises a bidirectional conveying roller 14 for conveying the adhesive tape and a tape pressing pulley 15 for clamping or releasing the adhesive tape, the bidirectional conveying roller 14 is rotatably arranged on the frame 1, the bidirectional conveying roller 14 is positioned on the adhesive tape output side of the printing assembly 2, the tape pressing pulley 15 is arranged on the frame 1 in a vertical moving way, and a gap for conveying the adhesive tape is arranged between the bidirectional conveying roller 14 and the tape pressing pulley 15.
The clamping and conveying assembly is controlled by the thermal transfer printer control system to convey the adhesive tape forwards and backwards so as to match the movement of the printing assembly in the transverse direction to perform printing operation on the adhesive tape.
As shown in fig. 3 and 4, the clamping and conveying assembly 3 further comprises a second bracket 17 for supporting the belt pressing wheel 15, a swing rod 18 for supporting and installing the belt pressing wheel 15, a second driving shaft 29 for driving the swing rod 18 and an adjusting cam 19 for driving the swing rod 18 to swing in an up-and-down motion, wherein the second bracket 17 is arranged on the frame 1, the second driving shaft 29 is rotatably arranged on the second bracket 1, the adjusting cam 19 is sleeved on the second driving shaft 29, the middle part of the swing rod 18 is rotatably arranged on the second bracket 17, the belt pressing wheel 15 is rotatably arranged at one end of the swing rod 18, and the adjusting cam 19 is connected with the other end of the swing rod 18 in a abutting mode.
The belt pressing device has the advantages that the cam adjusting part of the adjusting cam is abutted against the other end of the swing rod so as to drive the swing rod to switch between the pressing position and the separating position through pivoting, the belt pressing wheel is pressed on the conveying roller to clamp the conveying belt in the pressing position, and the belt pressing wheel is separated from the conveying roller in the separating position.
Further, the printer further comprises a guide rail for movably mounting the printer component 2 on the frame 1 and a sliding block for mounting the printer component 2, wherein the guide rail is arranged on the frame 1, the sliding block is slidably arranged on the guide rail, and the printer component 2 is arranged on the sliding block.
The further scheme has the beneficial effects that the guide rail and the sliding block are arranged so as to perform printing operation in the sliding process.
As shown in fig. 2, the printing device further comprises a screw rod 20 for driving the printing assembly 2 to slide and a nut 21 for installing the printing assembly 2, wherein the screw rod 20 is rotatably arranged on the frame 1, the nut 21 is sleeved on the screw rod 20, and the printing assembly 2 is arranged on the nut 21.
The further scheme has the beneficial effects that the screw rod and the nut are arranged so as to perform printing operation in the sliding process.
In addition, the invention also provides a printer which comprises the adhesive tape pressing device for the thermal transfer printer.
The thermal transfer printer has the beneficial effects that the adhesive tape is clamped and fixed through the adhesive tape pressing assembly, then the adhesive tape is clamped and conveyed through the clamping and conveying assembly, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened, then the adhesive tape is clamped and fixed through the clamping and conveying assembly, and then the printing assembly is used for printing, so that the adhesive tape between the adhesive tape pressing assembly and the clamping and conveying assembly is tightened to eliminate the bulges and the pits on the adhesive tape, and the thermal transfer printer can print at a target position more accurately in the printing process, so that the printing precision of the thermal transfer printer is improved. When the printing component of the thermal transfer printer prints, the pivoting frame is positioned at the pressing position, the swinging rod is positioned at the pressing position, the pressing plate is in contact with the fixed supporting plate to clamp the adhesive tape between the fixed pressing plate and the fixed supporting plate, and the adhesive tape pressing wheel is pressed on the conveying roller to clamp the fixed adhesive tape.
It should be noted that the above embodiments are merely for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all of the technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present invention.
Claims (5)
1. The adhesive tape pressing device for the thermal transfer printer is characterized by comprising a frame (1), a printing assembly (2) arranged on the frame (1), a clamping and conveying assembly (3) used for clamping or releasing adhesive tapes and capable of conveying the adhesive tapes and an adhesive tape pressing assembly (4) used for clamping or releasing the adhesive tapes, wherein the clamping and conveying assembly (3) and the adhesive tape pressing assembly (4) are arranged on the frame (1), and the adhesive tape pressing assembly (4) and the clamping and conveying assembly (3) are correspondingly arranged;
The printing assembly (2) is movably arranged on the frame (1), the printing assembly (2) is arranged between the adhesive tape pressing assembly (4) and the clamping and conveying assembly (3), and an adhesive tape between the adhesive tape pressing assembly (4) and the clamping and conveying assembly (3) is positioned on a movement track of the printing assembly (2);
The adhesive tape pressing assembly (4) comprises a fixed supporting plate (5) and a pressing plate (6), wherein the fixed supporting plate (5) is arranged on the frame (1), the fixed supporting plate (5) is used for supporting adhesive tape on the adhesive tape input side of the printing assembly (2), the pressing plate (6) is movably arranged on the fixed supporting plate (5) so as to press or release the adhesive tape between the fixed supporting plate (5) and the pressing plate (6), and a gap for conveying the adhesive tape is arranged between the pressing plate (6) and the fixed supporting plate (5);
The adhesive tape pressing assembly (4) further comprises a first bracket (7), a pivoting frame (8) for mounting a pressing plate (6), a first driving shaft (9) for driving the pivoting frame (8), a pressing lifting cam (10) for driving the pivoting frame (8) to move up and down, a first motor (11) for driving the first driving shaft (9) to rotate, and a return spring (12) for applying a pulling force to the pivoting frame (8), wherein the first bracket (7) is mounted at the bottom of the fixed supporting plate (5), the first driving shaft (9) is rotatably arranged on the first bracket (7), the pressing lifting cam (10) is sleeved on the first driving shaft (9), the pivoting frame (8) is pivotably mounted on the first bracket (7) through a pivoting shaft (27) so as to switch between a pressing down position and a lifting position, the pressing lifting cam (10) is abutted with the bottom of the pivoting frame (8) so as to drive the pivoting frame (8) to switch between the pressing down position and the pressing lifting position, the pressing lifting cam (10) is sleeved on the first driving shaft (9) to switch over the pressing plate (6), the pressing plate (6) is mounted on the fixed supporting plate (6), the pressing plate (6) is exposed at the top of the fixed supporting plate (5) through the mounting hole, the first motor (11) is arranged on the first bracket (7), the first driving shaft (9) is in transmission connection with the first motor (11), and two ends of the reset spring (12) are sequentially connected with the first bracket (7) and the pivoting frame (8) so as to enable the pivoting frame (8) to be biased to the pressing position;
The clamping and conveying assembly (3) comprises a bidirectional conveying roller (14) for conveying the adhesive tape and a tape pressing pulley (15) for clamping or releasing the adhesive tape, wherein the bidirectional conveying roller (14) is rotatably arranged on the frame (1), the bidirectional conveying roller (14) is positioned on the adhesive tape output side of the printing assembly (2), the tape pressing pulley (15) is arranged on the frame (1) in an up-and-down moving manner, and a gap for conveying the adhesive tape is arranged between the bidirectional conveying roller (14) and the tape pressing pulley (15);
The clamping and conveying assembly (3) further comprises a second support (17), a swing rod (18) for installing a press belt wheel (15), a second driving shaft (29) for driving the swing rod (18) and an adjusting cam (19) for driving the swing rod (18) to swing, the second support (17) is arranged on the frame (1), the second driving shaft (29) is rotatably arranged on the second support (17), the adjusting cam (19) is sleeved on the second driving shaft (29), the middle part of the swing rod (18) is rotatably arranged on the second support (17), the press belt wheel (15) is rotatably arranged at one end of the swing rod (18), and the adjusting cam (19) is in butt joint with the other end of the swing rod (18).
2. The tape pressing device for a thermal transfer printer according to claim 1, wherein the tape pressing assembly (4) further comprises a cushion pad (13) for cushioning a tape, the cushion pad (13) being provided on a surface of the pressing plate (6) facing the stationary support plate (5).
3. The tape dispenser for a thermal transfer printer according to claim 1, further comprising a guide rail for movably mounting the printing unit (2) on the chassis (1), the guide rail being provided on the chassis (1), and a slider for mounting the printing unit (2), the slider being slidably provided on the guide rail, the printing unit (2) being provided on the slider.
4. The tape pressing device for a thermal transfer printer according to claim 1, further comprising a screw (20) for driving the printing module (2) to slide and a nut (21) for mounting the printing module (2), wherein the screw (20) is rotatably provided on the frame (1), the nut (21) is sleeved on the screw (20), and the printing module (2) is provided on the nut (21).
5. A printer comprising an adhesive tape pressing device for a thermal transfer printer according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011002438.5A CN111959106B (en) | 2020-09-22 | 2020-09-22 | A tape pressing device for a thermal transfer printer and a printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011002438.5A CN111959106B (en) | 2020-09-22 | 2020-09-22 | A tape pressing device for a thermal transfer printer and a printer |
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| Publication Number | Publication Date |
|---|---|
| CN111959106A CN111959106A (en) | 2020-11-20 |
| CN111959106B true CN111959106B (en) | 2024-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011002438.5A Active CN111959106B (en) | 2020-09-22 | 2020-09-22 | A tape pressing device for a thermal transfer printer and a printer |
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| Country | Link |
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| CN (1) | CN111959106B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212446697U (en) * | 2020-09-22 | 2021-02-02 | 湖南鼎一致远科技发展有限公司 | Adhesive tape pressing device for thermal transfer printer and printer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08224933A (en) * | 1995-02-21 | 1996-09-03 | Sato:Kk | Head-up mechanism of thermal transfer printer |
| JP4910965B2 (en) * | 2007-09-28 | 2012-04-04 | セイコーエプソン株式会社 | Thermal printer |
| WO2012077709A1 (en) * | 2010-12-07 | 2012-06-14 | 凸版印刷株式会社 | Printer |
| CN103991294B (en) * | 2013-02-18 | 2016-08-24 | 山东新北洋信息技术股份有限公司 | Thermal transfer printer |
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2020
- 2020-09-22 CN CN202011002438.5A patent/CN111959106B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212446697U (en) * | 2020-09-22 | 2021-02-02 | 湖南鼎一致远科技发展有限公司 | Adhesive tape pressing device for thermal transfer printer and printer |
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| CN111959106A (en) | 2020-11-20 |
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