CN216502175U - Rivet structure in mould - Google Patents
Rivet structure in mould Download PDFInfo
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- CN216502175U CN216502175U CN202123335625.8U CN202123335625U CN216502175U CN 216502175 U CN216502175 U CN 216502175U CN 202123335625 U CN202123335625 U CN 202123335625U CN 216502175 U CN216502175 U CN 216502175U
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- material belt
- conveying channel
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- 239000000463 material Substances 0.000 claims abstract description 100
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 25
- 238000005096 rolling process Methods 0.000 claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims description 24
- 238000009423 ventilation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000004080 punching Methods 0.000 description 8
- 244000208734 Pisonia aculeata Species 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
A rivet structure in mould, there is a material belt transport channel to position the rivet material belt on the lower template, there are step-type material belt drive mechanisms on it; a lower template below the material belt to be riveted is internally provided with a sliding chute which is horizontally and vertically arranged with the material belt conveying channel, a sliding block is arranged in the sliding chute, a riveting position is arranged at the overlapping part of the material belt to be riveted and the sliding block, and two ends of the sliding block are provided with horizontally arranged rolling shafts; a rivet placing groove is formed in the top of the sliding block corresponding to the press riveting position; the position of the chute extending to the side of the material belt conveying channel is provided with a rivet feeding position; a first slotting tool and a second slotting tool which vertically extend downwards are arranged at the two ends of the upper die corresponding to the sliding block to form guide tracks for clamping the rolling shafts at the two ends of the sliding block; the middle part of the guide track is provided with an inclined displacement section, and the guide track is used for clamping the sliding block to slide back and forth in the horizontal direction in the processes of downward stamping and upward pulling; and a pressure riveting punch is arranged on the upper die corresponding to the pressure riveting position. The utility model omits the independent riveting process of the stamping part, reduces manpower and material resources and improves the production efficiency.
Description
Technical Field
The utility model relates to the technical field of punch forming, in particular to an in-mold rivet structure.
Background
The stamping part is a forming processing method which applies external force to plates, strips, pipes, profiles and the like by a press and a die to cause plastic deformation or separation of the plates, the strips, the pipes, the profiles and the like so as to obtain workpieces (stamping parts) with required shapes and sizes. With the vigorous development of modern industry, the variety of stamping products is various, and in order to save production cost, a plurality of products with rivets are required to be completed in one set of stamping die. The existing rivet stamping parts generally have the problems that rivets are removed after the stamping is finished, or some rivets are removed after the stamping, and then the stamping is carried out, so that a lot of time and labor are wasted after the rivet stamping parts are turned.
SUMMERY OF THE UTILITY MODEL
The utility model solves the technical problem of providing the in-mold rivet structure, which omits a single rivet process of a punching product, reduces manpower and material resources and improves production efficiency.
The technical solution of the utility model is as follows:
an in-mold rivet structure, which comprises a lower mold and an upper mold,
the lower die comprises a lower die base and a lower die plate which are arranged from bottom to top in sequence; a material belt conveying channel is arranged on the lower template, a material belt to be riveted is placed on the material belt conveying channel, a stepping material belt driving mechanism is arranged on the material belt conveying channel, a sliding groove which is horizontally and vertically arranged with the material belt conveying channel is formed in the lower template below the material belt to be riveted, a sliding block is arranged in the sliding groove, a press riveting position is arranged at the overlapping position of the material belt to be riveted and the sliding block, two ends of the sliding block are respectively penetrated with a horizontally arranged rolling shaft, and the outer side wall of the rolling shaft protrudes out of the outer surface of the sliding block; a rivet placing groove is formed in the top of the sliding block corresponding to the press riveting position, and the inner size of the rivet placing groove is matched with the outer contour size of a rivet to be press riveted; the sliding groove extends to the side of the material belt conveying channel and is provided with a rivet feeding position, and the rivet placing groove in the sliding block can slide between the rivet feeding position and the rivet pressing position; a rivet feeding mechanism is arranged on the rivet feeding position, and a feeding port of the rivet feeding mechanism is aligned with the rivet placing groove;
the upper die is provided with a first slotting tool and a second slotting tool which vertically extend downwards corresponding to two ends of the sliding block, the first slotting tool and the second slotting tool are oppositely arranged in parallel to form a guide track for clamping the outer side walls of the rolling shafts at two ends of the sliding block; the middle part of the guide track is provided with an inclined displacement section, and the guide track is used for clamping the sliding block to slide back and forth in the horizontal direction in the processes of downward stamping and upward pulling back; the lower end vertical part of the inclined shifting section clamps the rivet placing groove of the sliding block to the feeding port, the upper end vertical part of the inclined shifting section clamps the rivet placing groove of the sliding block to the press riveting position, and two ends of the sliding groove are respectively provided with a abdicating groove for accommodating the first slotting tool and the second slotting tool; and the upper die is provided with a press riveting punch corresponding to the press riveting position.
The in-mold rivet structure as described above, wherein the rivet placement groove includes a removable rivet placement block having an outer profile dimension that matches an inner dimension of the rivet placement groove; the rivet placing block is provided with a rivet placing hole at the top, and the inner size of the rivet placing hole is matched with the outer contour size of the rivet to be pressed.
The in-mold rivet structure comprises a rivet feeding mechanism, a rivet conveying mechanism and a rivet pressing mechanism, wherein the rivet feeding mechanism comprises a material guide block, a rivet conveying channel is arranged on the material guide block, an output port of the rivet conveying channel is communicated with the feeding port, and the diameter of the rivet conveying channel is matched with that of a rivet to be pressed; and vent grooves are formed in two sides of the rivet conveying channel and communicated with an external air source.
The in-mold rivet structure comprises a guide block, a material guide block and a vibrating disc, wherein the material guide block is arranged on the outer side of the guide block, and a discharge port of the vibrating disc is connected with an input port of the rivet conveying channel.
The in-mold rivet structure comprises a rivet conveying channel, a feeding port and a feeding port, wherein the rivet conveying channel is provided with a first infrared sensor at a set distance from the feeding port.
The in-mold rivet structure comprises a material belt conveying channel, wherein a first infrared inductor is arranged at the rear end of the pressure riveting position on the material belt conveying channel.
From the above description, it is known that the present invention can actually achieve the following effects compared with the prior art:
according to the in-mold rivet structure, a sliding groove which is horizontally and vertically arranged with a material belt conveying channel is formed in a lower template below the material belt conveying channel, a sliding block is installed in the sliding groove, and a rivet placing groove is formed in the sliding block; the opposite surfaces of a first slotting tool and a second slotting tool which are parallel to each other and arranged on the upper die are provided with guide tracks, the outer side walls of rolling shafts at two ends of a clamping slide block slide back and forth in the horizontal direction in the downward stamping and upward pull-back processes of the guide tracks, so that a rivet placing groove can slide between a rivet feeding position and a press riveting position, when the rivet is fed, a rivet to be press riveted is placed in the rivet placing groove, the guide tracks continue to stamp downwards, so that the rivet to be press riveted moves to the press riveting position along with the rivet placing groove and is butted with a part to be riveted on a rivet material belt, and a rivet product is formed by punching and riveting through a press riveting punch; according to the utility model, the sliding block slides back and forth between the rivet feeding position and the rivet pressing position arranged in the die, so that the punching process and the rivet pressing process are completed in the die, the problem that the punching process and the rivet pressing process can be completed by a plurality of sets of dies in the prior art is solved, the manpower and material resources are greatly reduced, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic top view of a preferred embodiment of an in-mold rivet structure of the present invention;
FIG. 2 is a side view of the slide of the preferred embodiment of the in-mold rivet structure of the present invention slid to a rivet feed position and a clinch position;
FIG. 3 is an exploded side view of the rivet placement slot of the preferred embodiment of the in-mold rivet structure of the present invention;
FIG. 4 is a top exploded view of the rivet placement slot of the preferred embodiment of the in-mold rivet structure of the present invention;
FIG. 5 is a top view of the preferred embodiment of the in-mold rivet structure of the present invention with the rivet placement slot on the slide slid to a rivet feed position.
Main element number description:
the utility model comprises the following steps:
11: a lower die holder 12: a lower template 13: material belt conveying channel
14: the second infrared sensor 2: the slide block 21: roller shaft
22: rivet placement groove 23: rivet setting block 231: rivet placing hole
3: the material guide block 31: rivet conveying passage 32: first infrared inductor
33: the vent groove 4: vibration disk 51: rivet pressing position
52: rivet feeding position 521: a feeding port 61: first slotting tool
62: the second slotting tool 7: the guide rail 71: inclined displacement section
8: press riveting punch 91: the material strip to be riveted 92: rivet to be pressed
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
The utility model provides the in-mold rivet structure, so that the independent riveting process of a punched product is omitted, the manpower and material resources are reduced, and the production efficiency is improved. In a preferred embodiment of the in-mold rivet structure of the present invention, please refer to fig. 1 to 5, which are schematic structural views of a preferred embodiment of the in-mold rivet structure of the present invention, and the in-mold rivet structure includes a lower mold and an upper mold, wherein the lower mold includes a lower mold base 11 and a lower mold plate 12, which are sequentially arranged from bottom to top; a material belt conveying channel 13 is arranged on the lower template 12, a material belt 91 to be riveted is placed on the material belt conveying channel 13, a stepping material belt driving mechanism is arranged on the material belt conveying channel 13, a sliding groove which is horizontally and vertically arranged with the material belt conveying channel 13 is formed in the lower template 12 below the material belt 91 to be riveted, a sliding block 2 is arranged in the sliding groove, a rivet pressing position 51 is arranged at the overlapping position of the material belt 91 to be riveted and the sliding block 2, two horizontally arranged rolling shafts 21 are respectively arranged at two ends of the sliding block 2 in a penetrating mode, and the outer side walls of the rolling shafts 21 protrude out of the outer surface of the sliding block 2; the top of the sliding block 2 is provided with a rivet placing groove 22 corresponding to the press riveting position 51, and the inner size of the rivet placing groove 22 is matched with the outer contour size of a rivet 92 to be press riveted; a rivet feeding position 52 is arranged at the position, extending to the side of the material belt conveying channel 13, of the sliding chute, and the rivet placing groove 22 on the sliding block 2 can slide between the rivet feeding position 52 and the press riveting position 51; a rivet feeding mechanism is arranged on the rivet feeding position 52, and a feeding port 521 of the rivet feeding mechanism is aligned with the rivet placing groove 22; the upper die is provided with a first slotting tool 61 and a second slotting tool 62 which vertically extend downwards corresponding to two ends of the sliding block 2, the first slotting tool 61 and the second slotting tool 62 are oppositely arranged in parallel to form a guide track 7 for clamping the outer side walls of the rolling shafts 21 at two ends of the sliding block 2; an inclined displacement section 71 is arranged in the middle of the guide track 7, and the guide track 7 is used for clamping the sliding block 2 to slide back and forth in the horizontal direction in the processes of downward stamping and upward pulling; the lower end vertical part of the inclined shifting section 71 clamps the rivet placing groove 22 of the slide block 2 to the position of the feeding port 521, the upper end vertical part of the inclined shifting section 71 clamps the rivet placing groove 22 of the slide block 2 to the position of the press riveting position 51, and two ends of the sliding groove are respectively provided with a abdicating groove for accommodating the first slotting tool 61 and the second slotting tool 62; and a press riveting punch 8 is arranged on the upper die corresponding to the press riveting position 51. As shown in fig. 1 and fig. 2, in the in-mold rivet structure of the utility model, a lower template 12 is provided with a material belt conveying channel 13 for conveying a material belt 91 to be riveted, a sliding groove horizontally and vertically arranged with the material belt conveying channel 13 is arranged in the lower template 12 below the material belt conveying channel 13, a sliding block 2 is installed in the sliding groove, and two ends of the sliding block 2 are respectively and horizontally provided with a roller 21; a rivet pressing position 51 is arranged at the overlapping position of the rivet material belt 91 and the slide block 2, and a rivet placing groove 22 is arranged at the top of the slide block 2 corresponding to the rivet pressing position 51; the sliding groove extends to the side of the material belt conveying channel 13 and is provided with a rivet feeding position 52, and the rivet placing groove 22 on the sliding block 2 can slide between the rivet feeding position 52 and the rivet pressing position 51; the upper die is provided with a first slotting tool 61 and a second slotting tool 62 which are parallel to each other corresponding to the two ends of the sliding block 2, a guide rail 7 for clamping the outer side wall of the roller 21 at the two ends of the sliding block 2 is formed, and the middle part of the guide rail 7 is provided with an inclined displacement section 71. When the lower vertical portion of the inclined displacement section 71 grips the rivet placing groove 22 of the slider 2 to the position of the feed opening 521, the rivet feeding mechanism on the rivet feeding position 52 pushes the rivet 92 to be pressed into the rivet placing groove 22 on the slide block 2, the guide rail 7 of the upper die continues to punch downwards, so that the rivet placing groove 22 on the slide block 2 horizontally slides to the rivet pressing position 51 along with the inclined displacement section 71, the stepping type material belt driving mechanism on the material belt conveying channel 13 drives the material belt 91 to be riveted, so that the member to be clinched is aligned with the rivet 92 to be clinched in the rivet placing groove 22 at the clinching position 51, the pressing piece to be riveted and the rivet 92 to be riveted are punched and riveted to form a rivet product through the press riveting punch 8, so that the punching process and the press riveting process are completed in one set of die, the problem that the original process can be completed by a plurality of sets of dies is solved, manpower and material resources are greatly reduced, and the production efficiency is improved. Wherein, be equipped with liftout mechanism in pressure riveting position 51, after the pressure riveting is accomplished, liftout mechanism up ejecting with the rivet in the rivet standing groove 22, make it follow and treat rivet material area 91 by the terminal of marching type material area actuating mechanism propelling movement to material area transfer passage 13, peel off the rivet finished product from treating rivet material area 91 via extracting mechanism, accomplish the collection work of this product.
In the mold rivet structure of the present invention as described above, in the preferred embodiment, the rivet placing groove 22 includes a detachable rivet placing block 23, and the outer contour dimension of the rivet placing block 23 matches the inner dimension of the rivet placing groove 22; the rivet placing block 23 is provided at the top thereof with a rivet placing hole 231, and the inside dimension of the rivet placing hole 231 is matched with the outside contour dimension of the rivet 92 to be clinched. As shown in fig. 3 and 4, the rivet placing groove 22 of the present invention includes a detachable rivet placing block 23, the top of the rivet placing block 23 is provided with a rivet placing hole 231 matched with the external contour dimension of the rivet 92 to be clinched, so that when the dimension of the rivet 92 to be clinched is changed, the rivet placing block 23 having the corresponding rivet placing hole 231 can be replaced without adjusting the size of the rivet placing groove 22, thereby greatly improving the applicability of the device, and the assembling and disassembling of the rivet placing block 23 in the rivet placing groove 22 are convenient and rapid, and the slider 2 having the rivet placing grooves 22 with different sizes is not necessary to be replaced for the rivets with different sizes, thereby saving materials, reducing the production cost, and having higher economic benefits.
In the above-mentioned in-mold rivet structure of the present invention, in a preferred embodiment of the in-mold rivet structure, the rivet feeding mechanism includes the material guiding block 3, the material guiding block 3 is provided with the rivet conveying channel 31, an output port of the rivet conveying channel 31 is communicated with the feeding port 521, and a diameter of the rivet conveying channel 31 is matched with a diameter of the rivet 92 to be pressed; and vent grooves 33 are formed in two sides of the rivet conveying channel 31, and the vent grooves 33 are communicated with an external air source. As shown in fig. 1 and 5, a material guide block 3 is arranged beside a feeding port 521 of a rivet feeding position 52, a rivet conveying channel 31 butted with the feeding port 521 is arranged on the material guide block 3, vent grooves 33 connected with an external air source are arranged on two sides of the rivet conveying channel 31, and after air blowing, rivets 92 to be riveted placed on the rivet conveying channel 31 are blown to the feeding port 521 and then blown to a rivet placing groove 22; the diameter of the rivet conveying channel 31 is matched with the diameter of the rivet 92 to be pressed, so that the rivet 92 to be pressed is prevented from tilting or inclining in the rivet conveying channel 31, and can be accurately blown into the rivet placing groove 22.
In the above-mentioned mold rivet structure of the present invention, in the preferred embodiment, a vibrating disk 4 is disposed outside the material guiding block 3, and a discharge port of the vibrating disk 4 is connected to an input port of the rivet conveying channel 31. As shown in fig. 1, the vibrating plate 4 is provided at the input port of the rivet conveying passage 31, and rivets 92 to be clinched are conveyed to the rivet conveying passage 31 one by one through the vibrating plate 4.
In the preferred embodiment of the in-mold rivet structure of the present invention, the rivet conveying channel 31 is provided with the first infrared sensor 32 at a predetermined distance from the feeding opening 521. As shown in fig. 1 and 5, the first infrared sensor 32 is arranged on the rivet conveying channel 31 at a certain distance from the feeding port 521, and whether the rivet 92 to be pressed passes through the position is checked, so that the rivet feeding mechanism can effectively convey the rivet 92 to be pressed into the rivet placing groove 22, and the die is still working when the rivet conveying channel 31 does not feed the rivet to the feeding port 521, which wastes time and energy; meanwhile, the worker can be reminded to add the rivet 92 to be pressed into the vibrating disk 4 in time, or the reason that the rivet feeding mechanism cannot work normally is checked, and the equipment is renovated in time.
In the preferred embodiment of the in-mold rivet structure of the present invention, the strip feeding channel 13 is provided with the second infrared sensor 14 at the rear end of the riveting position 51. As shown in fig. 1, according to the utility model, the second infrared sensor 14 is arranged at the rear end of the rivet pressing position 51 on the material belt conveying channel 13, so that whether rivets exist on rivet products can be accurately checked, defective products are reduced from flowing into subsequent processing procedures, the quality of the products is improved, the quality problem of finished products does not need to be checked manually, the intelligence of the device is improved, and the labor cost is reduced.
Referring to fig. 1 to 5, the process and principle of the in-mold rivet structure of the present invention will be described by taking the above preferred embodiment as an example, which is as follows:
according to the in-mold rivet structure, the lower template 12 is provided with the material belt conveying channel 13 for conveying the material belt 91 to be riveted, a sliding groove which is horizontally and vertically arranged with the material belt conveying channel 13 is formed in the lower template 12 below the material belt conveying channel 13, the sliding groove is internally provided with the sliding block 2, and two ends of the sliding block 2 are respectively and horizontally provided with the rolling shafts 21 in a penetrating manner; a rivet pressing position 51 is arranged at the overlapping position of the rivet material belt 91 and the slide block 2, and a rivet placing groove 22 is arranged at the top of the slide block 2 corresponding to the rivet pressing position 51; the sliding groove extends to the side of the material belt conveying channel 13 and is provided with a rivet feeding position 52, and the rivet placing groove 22 on the sliding block 2 can slide between the rivet feeding position 52 and the rivet pressing position 51; the upper die is provided with a first slotting tool 61 and a second slotting tool 62 which are parallel to each other corresponding to the two ends of the sliding block 2, a guide rail 7 for clamping the outer side wall of the roller 21 at the two ends of the sliding block 2 is formed, and the middle part of the guide rail 7 is provided with an inclined displacement section 71. When the lower vertical portion of the inclined displacement section 71 grips the rivet placing groove 22 of the slider 2 to the position of the feed opening 521, the rivet feeding mechanism on the rivet feeding position 52 pushes the rivet 92 to be pressed into the rivet placing groove 22 on the slide block 2, the guide rail 7 of the upper die continues to punch downwards, so that the rivet placing groove 22 on the slide block 2 horizontally slides to the rivet pressing position 51 along with the inclined displacement section 71, the stepping type material belt driving mechanism on the material belt conveying channel 13 drives the material belt 91 to be riveted, so that the member to be clinched is aligned with the rivet 92 to be clinched in the rivet placing groove 22 at the clinching position 51, the pressing piece to be riveted and the rivet 92 to be riveted are punched and riveted to form a rivet product through the press riveting punch 8, so that the punching process and the press riveting process are completed in one set of die, the problem that the original process can be completed by a plurality of sets of dies is solved, manpower and material resources are greatly reduced, and the production efficiency is improved. The rivet pressing position 51 is provided with a material ejecting mechanism, after the rivet pressing is completed, the material ejecting mechanism ejects rivets in the rivet placing grooves 22 upwards, the rivets are pushed to the tail end of the material belt conveying channel 13 by the stepping material belt driving mechanism along with the rivet material belt 91 to be processed, and the rivet finished products are peeled off from the rivet material belt 91 through the material taking mechanism, so that the collection work of the products is completed. In a further embodiment, the rivet placing groove 22 of the utility model comprises a detachable rivet placing block 23, the top of the rivet placing block 23 is provided with a rivet placing hole 231 matched with the external contour dimension of the rivet 92 to be press-riveted, so that when the dimension of the rivet 92 to be press-riveted is changed, the rivet placing block 23 with the rivet placing hole 231 corresponding to the rivet placing block can be replaced without adjusting the size of the rivet placing groove 22, the applicability of the device is greatly improved, the rivet placing block 23 can be conveniently and quickly assembled and disassembled in the rivet placing groove 22, the slide block 2 with the rivet placing grooves 22 of different sizes is not required to be replaced aiming at the rivets of different dimensions, the material is saved, the production cost is reduced, and the economic benefit is higher. In a further embodiment, the material guide block 3 is arranged beside the feeding port 521 of the rivet feeding position 52, the rivet conveying channel 31 butted with the feeding port 521 is arranged on the material guide block 3, the vent grooves 33 connected with an external air source are arranged on two sides of the rivet conveying channel 31, and after blowing, the rivets 92 to be riveted placed on the rivet conveying channel 31 are blown to the feeding port 521 and then blown to the rivet placing groove 22; the diameter of the rivet conveying channel 31 is matched with the diameter of the rivet 92 to be pressed, so that the rivet 92 to be pressed is prevented from tilting or inclining in the rivet conveying channel 31, and can be accurately blown into the rivet placing groove 22.
According to the in-mold rivet structure, a sliding groove which is horizontally and vertically arranged with a material belt conveying channel 13 is formed in a lower template 12 below the material belt conveying channel 13, a sliding block 2 is installed in the sliding groove, and a rivet placing groove 22 is formed in the sliding block 2; opposite surfaces of a first slotting tool 61 and a second slotting tool 62 which are arranged on the upper die and are parallel to each other are provided with guide rails 7, outer side walls of rolling shafts 21 at two ends of a clamping slide block 2 are clamped, the guide rails 7 perform downward stamping and upward pull-back processes to clamp the slide block 2 to slide back and forth in the horizontal direction, so that a rivet placing groove 22 can slide between a rivet feeding position 52 and a rivet pressing position 51, when the rivet feeding position 52 is used, a rivet 92 to be riveted is placed in the rivet placing groove 22, the guide rails 7 continue to perform downward stamping, so that the rivet 92 to be riveted moves to the rivet pressing position 51 along with the rivet placing groove 22 to be butted with a part to be riveted on a rivet material belt 91, and a rivet product is formed by stamping and riveting through a rivet pressing punch 8; according to the utility model, the sliding block 2 slides back and forth between the rivet feeding position 52 and the press riveting position 51 arranged in the die, so that the punching process and the press riveting process are completed in the die, the problem that the punching process and the press riveting process can be completed by a plurality of sets of dies in the prior art is avoided, the manpower and material resources are greatly reduced, and the production efficiency is improved.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the utility model should fall within the protection scope of the utility model.
Claims (6)
1. An in-mold rivet structure is characterized by comprising a lower mold and an upper mold,
the lower die comprises a lower die base and a lower die plate which are arranged from bottom to top in sequence; a material belt conveying channel is arranged on the lower template, a material belt to be riveted is placed on the material belt conveying channel, a stepping material belt driving mechanism is arranged on the material belt conveying channel, a sliding groove which is horizontally and vertically arranged with the material belt conveying channel is formed in the lower template below the material belt to be riveted, a sliding block is arranged in the sliding groove, a press riveting position is arranged at the overlapping position of the material belt to be riveted and the sliding block, two ends of the sliding block are respectively penetrated with a horizontally arranged rolling shaft, and the outer side wall of the rolling shaft protrudes out of the outer surface of the sliding block; a rivet placing groove is formed in the top of the sliding block corresponding to the press riveting position, and the inner size of the rivet placing groove is matched with the outer contour size of a rivet to be press riveted; the sliding groove extends to the side of the material belt conveying channel and is provided with a rivet feeding position, and the rivet placing groove in the sliding block can slide between the rivet feeding position and the rivet pressing position; a rivet feeding mechanism is arranged on the rivet feeding position, and a feeding port of the rivet feeding mechanism is aligned with the rivet placing groove;
the upper die is provided with a first slotting tool and a second slotting tool which vertically extend downwards corresponding to the two ends of the sliding block, the first slotting tool and the second slotting tool are oppositely arranged in parallel to form a guide track for clamping the outer side walls of the rolling shafts at the two ends of the sliding block; the middle part of the guide track is provided with an inclined displacement section, and the guide track is used for clamping the sliding block to slide back and forth in the horizontal direction in the processes of downward stamping and upward pulling back; the lower end vertical part of the inclined shifting section clamps the rivet placing groove of the sliding block to the position of the feeding port, the upper end vertical part of the inclined shifting section clamps the rivet placing groove of the sliding block to the position of the press riveting position, and two ends of the sliding groove are respectively provided with a abdicating groove for accommodating the first slotting tool and the second slotting tool; and the upper die is provided with a press riveting punch corresponding to the press riveting position.
2. The in-mold rivet structure of claim 1, wherein the rivet placement groove includes a removable rivet placement block having an outer profile dimension that matches an inner dimension of the rivet placement groove; the rivet placing block is provided with a rivet placing hole at the top, and the inner size of the rivet placing hole is matched with the outer contour size of the rivet to be pressed.
3. The in-mold rivet structure of claim 2, wherein the rivet feeding mechanism comprises a material guiding block, a rivet conveying channel is arranged on the material guiding block, an output port of the rivet conveying channel is communicated with the material feeding port, and the diameter of the rivet conveying channel is matched with that of a rivet to be pressed; and ventilation grooves are formed in two sides of the rivet conveying channel and communicated with an external air source.
4. The in-mold rivet structure of claim 3, wherein a vibrating disk is arranged outside the material guide block, and a discharge port of the vibrating disk is connected with an input port of the rivet conveying channel.
5. An in-mold rivet structure according to claim 4, characterized in that the rivet feed passage is provided with a first infrared sensor at a set distance from the feed opening.
6. The in-mold rivet structure of claim 5, wherein the strip material conveying path is provided with a second infrared sensor at the rear end of the clinching station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123335625.8U CN216502175U (en) | 2021-12-28 | 2021-12-28 | Rivet structure in mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123335625.8U CN216502175U (en) | 2021-12-28 | 2021-12-28 | Rivet structure in mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216502175U true CN216502175U (en) | 2022-05-13 |
Family
ID=81507307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123335625.8U Active CN216502175U (en) | 2021-12-28 | 2021-12-28 | Rivet structure in mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216502175U (en) |
-
2021
- 2021-12-28 CN CN202123335625.8U patent/CN216502175U/en active Active
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