CN2254391Y - Multi-function digital control machine tool for processing thread steel roller - Google Patents
Multi-function digital control machine tool for processing thread steel roller Download PDFInfo
- Publication number
- CN2254391Y CN2254391Y CN 95240552 CN95240552U CN2254391Y CN 2254391 Y CN2254391 Y CN 2254391Y CN 95240552 CN95240552 CN 95240552 CN 95240552 U CN95240552 U CN 95240552U CN 2254391 Y CN2254391 Y CN 2254391Y
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- Prior art keywords
- screw
- fly cutter
- steel roll
- milling
- lathe
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- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 29
- 239000010959 steel Substances 0.000 title claims abstract description 29
- 238000003801 milling Methods 0.000 claims abstract description 31
- 238000003754 machining Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 7
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005520 cutting process Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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- Turning (AREA)
Abstract
The utility model relates to a multifunctional digital controlled machine tool for turning, milling and carving letters. The left side of a head frame (15) a machine tool body is provided with a turning and milling swing switching mechanism. The middle part of the machine tool body is provided with a large trailing plate (18). A middle trailing plate (23) on the large trailing plate is provided with a fly cutter (or turning tool) mechanism (24) and a letter carving mechanism for a thread steel roller. The driving mechanism of each stepping motor is controlled by a digital controlled device, and the coordinate of each shaft can be moved according to a control procedure. The utility model can process thread steel rollers with various formats, and can especially process a small-size tungsten carbide thread steel roller which has a diameter phi of smaller than 10 mm and has high hardness.
Description
The utility model relates to turning, the milling of lathe, multiple function such as carve characters, and belongs to multifunction machine.
Will be with the roll that thread groove is arranged when producing screw-thread steel, because of being to be interrupted, the thread groove on the roll distributes, the likeness in form crescent moon, so be crescent again, its processing method is a roll base material, is processed into roll profile, annular groove with engine lathe, in annular groove, process crescent with special purpose machine tool then, when the processing crescent, between certain groove, reserve dead slot, scribe symbols such as label, specification, precision.
The processing of screw-thread steel roll crescent, the lathe that needs a kind of combined feed to be shaped, usually repack the crescent Special Purpose Machine for Processing into common horizontal milling machine or gear-hobbing machine, with disc milling cutter or monodentate fly cutting, calibration during grooving, conversion crescent lead angle etc. all has change gear to realize, because the restriction of divided teeth gear and differential hanging gear number, make parameters such as the five equilibrium of crescent moon flute profile and lead angle, be difficult to reach GB or customer requirements; Moreover because crescent center of arc is in the roll annular groove, the centre of gyration of cutter must enter in the annular groove, is subjected to former machine tool structure restriction, and little, the poor rigidity of the diameter of knife bar influences crudy; The 3rd, label symbols such as the label on the roll, specification, precision need configuration electrograving word device in addition." roll thread groove treating method and machining tool " patent No. is 92107698.3, has proposed the method and the lathe of milling cutter swing milling roll crescent, and practice shows that milling cutter is swung in milling, fragile to stepper motor and transmission mechanism thereof; This method and lathe require to use the finger-like form cutter, during the processing crescent, and once-forming, milling cutter is easy to wear, and the life-span is short, and finger-like form cutter sharpening difficulty is difficult to processing to high-hardness roller.
The purpose of this utility model is the shortcoming that exists when overcoming above-mentioned two kinds of machine tooling screw-thread steel roll crescents, improve machine tool structure, design a kind of multifunction machine of fly cutting crescent, on this lathe, can finish the roll profile in preceding road, the processing of annular groove, the processing of carving characters in road after finishing again, and be convenient to all machined parameters of workpiece are set with numeral, carry out numerically controlled multifunction machine.
The concrete technical scheme of the utility model is:
A kind of multifunctional numerical control machine of machining screw steel roll, comprise lathe bed, the headstock, planker, tailstock, its prior art difference is, a car is set in the left side of the lathe headstock, mills the revolution switching mechanism, there is the saddle that can move along the lathe bed San shape guide rail at lathe bed middle part, on the horizontal dovetail guide of saddle, middle carriage is set, fly cutter (or lathe tool) mechanism and the screw-thread steel roll mechanism of carving characters is arranged on the middle carriage; Car, mill revolution switching mechanism, saddle, middle carriage, fly cutter mechanism and screw-thread steel roll and carve characters mechanism by corresponding stepper motor and common electric machine, the transmission mechanism by correspondence drives respectively; At the headstock rear side electric box is housed, headstock top is provided with the numerical control operation panel.
In the utility model lathe, the fly cutter bar transmission mechanism on middle carriage drives the off-load axle by stepper motor, through profile of tooth belt wheel and interior toothed belt, and driven off-load axle, the cutting movement of drive fly cutter bar fly cutter.
In the utility model lathe, the conversion of milling and turning be by lathe headstock left side car, mill the revolution switching mechanism and realize: the corresponding transmission mechanism of fly cutter milling, drive the worm screw that is connected with electromagnetic clutch by stepper motor, reach worm gear with worm engaging, worm gear connects machine tool chief axis by flat key, drives the revolution of main shaft and workpiece thereof; The corresponding transmission mechanism of lathe tool turning, by the driving and driven belt pulley of main motor-driven, rotate equally above-mentioned worm screw and with the worm gear of worm engaging, worm gear connects machine tool chief axis by flat key, drives the revolution of main shaft and workpiece thereof.
In this practical novel lathe, stiffness structure such as the fly cutter bar in the fly cutter mechanism on the middle carriage has, the bottom becomes the cylinder of different-diameter with upper design, the middle part be hyperbolic round platform (or frustum) etc. the rigidity cantilever, lower cylindrical is inserted the cylindrical hole interface of driven off-load axle, connect with flat key, the top knife bar is bearing on two V-arrangement slide blocks
In the utility model lathe, also have the screw-thread steel roll mechanism of carving characters on the middle carriage left side, with a pair of angular contact ball bearing and one ball journal supporting milling head main shaft entad, spindle nose is equipped with milling cutter in this mechanism, and the main motion of milling cutter has motor direct-drive.
Owing to adopt such scheme, when the machining screw steel roll, be processed into crescent in roll profile, annular groove, the milling annular groove from roll base material, reserve between groove dead slot and scribe processing such as label, specification, precision symbol, on same lathe, once finish.
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is a machining screw steel roll multifunctional numerical control machine schematic diagram.
Fig. 2 is fly knife device (24) cut-away view of Fig. 1.
Fig. 3 is the fly cutter bar stiffness structure schematic diagrames such as (49) of Fig. 2.
Fig. 1 gives and has shown lathe of the present utility model, and it is the engine lathe of having selected specification to be suitable for Lathe bed, the headstock, tailstock, carriage structure. Transfer with frequency conversion at headstock speed-changing gear box partly The speed device replaces, and the headstock (15) mainly contains main shaft (16), and there is a pair of centripetal thrust force front and back Taper roll bearing supporting, spindle nose fills top (17), chuck or other chucks so that Transferring power; The rear side of the headstock is provided with electric box, and headstock top is provided with the numerical control operation panel, and it is put Put on a rotating disk, arbitrarily as long as rotation direction turning roller profile, annular groove, is milled Cut crescent in the annular groove, the groove and scribe label, specification, precision symbol etc. at dead slot of leaving a blank Manufacturing procedure and technical parameter program, by the digital control system of all the people present's mark, three interlocks, control Make four stepper motors and make the combined feed machining screw steel roll of independently moving or associating interpolation; Tailstock (29) partly mainly contains handwheel (28), screw mandrel (27), tail centre (2 6) cooperate front top (17) top tight workpiece roll, tailstock can be indulged along the lathe bed San shape guide rail To movement, after adjusting to the right place, be fixed on the lathe bed through pressing plate. The lathe bed middle part is saddle (1 8), by stepper motor (6) driven wheel (5,7) through ball-screw (32), By being fixed on the hanging feet top nut, drive saddle and vertically move along the lathe bed San shape guide rail, and The middle carriage that drive links to each other with saddle (23) vertically moves simultaneously; Middle carriage (23) Be located on the horizontal dovetail guide of saddle, by stepper motor (19) driven wheel (2 0,21) through ball-screw (22) be fixed on nut bracket on the middle carriage, drives Middle carriage moves laterally at dovetail guide. Be located at headstock left side car, mill the revolution switching machine The point of structure is worm screw (11), and switching point is electromagnetic clutch (13), milling by With stepping motor (14) rotary worm (11), nibble by worm and wheel (12) Close, worm gear is connected with flat key with main shaft (16), drives the revolution of main shaft and workpiece thereof; Car cut by Main motor (8) drive pulley (9,10) rotates above-mentioned worm screw (11) equally Engagement worm gear (12) drives the revolution of main shaft and workpiece thereof.
Fig. 2 be cutaway view, Fig. 3 of fly knife device (24) be fly cutter bar (49) etc. just Degree structure chart, stepper motor during work (25) drive off-load axle (41) through the profile of tooth belt wheel (43), interior toothed belt (44), profile of tooth skin wheel (45), driven off-load axle (4 7) drive fly cutter bar (49) rotation. For the output shaft of stepper motor (25) with fly Knife bar (49) is not subjected to the tensile force impact of profile of tooth belt wheel (44), designed two identical The off-load axle of structure (41,47) is respectively by angular contact ball bearing (42,46 ) supporting, fly cutter bar (49) inserts in the cylindrical hole of driven off-load axle (47), with flat Key connects, and in order to strengthen the rigidity of fly cutter bar (49), reduces to greatest extent cutting deformation, The fly cutter bar has three aiding supports, and lower support is located at the bottom of support (48), i.e. driven unloading The cylindrical hole of lotus axle (47), two upper supports are located on the slide block (52), by two V The shape piece forms, and establishes dead slot between two vee-blocks, and assurance fly cutter (50) is made circular motion. Shed fly cutter mechanism (24) at middle carriage; Load onto tool holder and namely become numerically controlled lathe. Spiral shell The line steel roll milling head (30) of carving characters is fixed on middle carriage (a 23) left side with screw, taper pin Side, milling head main shaft (34) supports with a pair of angular contact ball bearing and a radial ball bearing , bearing axial cutting force, and guarantee rotating accuracy, milling cutter (31) is housed on the main shaft, The main motion of milling cutter (31) is directly driven by motor (33).
Embodiment 1: cutted thread steel roll profile and annular groove
Unload the fly cutter mechanism (24) on the middle carriage (23), by entrucking knife rest and lathe tool, by last workpiece, by top (17) and (16) and gripper chuck clamping of workpieces.
Electromagnetic clutch (13) outage, stepper motor and screw rod (11) are thrown off, starter motor (8), through belt wheel (9,10), worm screw (11), worm gear (12), drive the revolution of headstock spindle (16) and workpiece, by the supply frequency of variable-frequency governor change motor (8),, realize the speed change of headstock spindle (16) to change its output speed, under numerical control device control, turning roll profile and annular groove.
Embodiment 2: fly cutter milling thread steel roll crescent
After processing screw-thread steel roll profile and annular groove, on middle carriage (23), shed lathe tool mechanism, by dress fly cutter mechanism (24).Fly cutter milling roll crescent is formed by the revolution of workpiece and two main feed motion linear interpolations of revolution of fly cutter bar.
Electromagnetic clutch (13) energising combination, stepper motor (14) connects with worm screw (11), and stepper motor (14) drives worm screw (11) and worm gear (12), drives headstock spindle (16) and drives the revolution of workpiece roll; Stepper motor (25) is done cutting through driving shaft (41), profile of tooth belt wheel (43), interior toothed belt (44), profile of tooth belt wheel (45), driven shaft (47), drive fly cutter bar (49) and fly cutter (50) and is rotatablely moved, and does the two-dimensional linear interpolation under computer control; Fly cutter (50) rotates a circle, and finishes a cutting circulation, if n crescent and m job-hopping (vacating the appropriate location between the roll crescent carves characters fully) are arranged around the roll, then circle n time of will carry out above-mentioned action of roll circulates and m job-hopping; Then under stepper motor (19) drives, middle carriage (23) is laterally being done an amount of feeding, allow crescent increase a degree of depth, continue periodically cutting again, adhere to specification up to crescent, finish the crescent cutting of an annular groove, under the driving of stepper motor (6), saddle (18) drives middle carriage (23) vertically moves an annular groove on lathe bed distance, repeats above-mentioned processing.Arbitrary rotation direction can change the hand of spiral of processed crescent in change workpiece roll and the fly cutter bar (49).
Embodiment 3: screw-thread steel roll dead slot is carved characters
Start milling head motor (33) and drive the rotation at a high speed of milling head main shaft (34), milling cutter (31), roll rotates under the driving of stepper motor (14), stepper motor (6) drives saddle (18) and vertically moves, stepper motor (19) drives middle carriage (23) and moves laterally, under control of computer software, characters such as the English alphabet of marks such as label, specification, precision and numeral automatically are carved with in three associating interpolations on the roll dead slot.For ease of user operation, in digital control system, is furnished with the special use software of carving characters.
The utility model multifunctional numerical control machine, reasonable in design, structure optimization is controlled the transmission mechanism of each stepper motor by numerical control device, and moving of each axial coordinate all can be undertaken by control program.This lathe can be processed the following small dimension roll of the screw-thread steel roll of all size, particularly ∮ 10mm and the processing of tungsten carbide high-hardness roller.
Claims (5)
1, a kind of multifunctional numerical control machine of machining screw steel roll, comprise lathe bed, the headstock, planker, tailstock, the left side that it is characterized in that the lathe headstock is provided with a car, mills the revolution switching mechanism, there is the saddle that can move along the lathe bed San shape guide rail at lathe bed middle part, on the horizontal dovetail guide of saddle, middle carriage is set, fly cutter (or lathe tool) mechanism and the screw-thread steel roll mechanism of carving characters is arranged on the middle carriage; Car, mill revolution switching mechanism, saddle, middle carriage, fly cutter mechanism and screw-thread steel roll and carve characters mechanism by corresponding stepper motor and common electric machine, the transmission mechanism by correspondence drives respectively; At the headstock rear side electric box is housed, headstock top is provided with the numerical control operation panel.
2, the multifunctional numerical control machine of machining screw steel roll according to claim 1 is characterized in that the fly cutter transmission mechanism on the middle carriage, drives the off-load axle by stepper motor, through profile of tooth belt wheel and interior toothed belt, drives driven off-load axle.
3, the multifunctional numerical control machine of machining screw steel roll according to claim 1 and 2, it is characterized in that fly cutter milling and turning be by lathe headstock left side car, mill the revolution switching mechanism and realize: the corresponding transmission mechanism of fly cutter milling is driven by stepper motor, the worm screw that is connected with electromagnetic clutch, reach worm gear with worm engaging, worm gear connects machine tool chief axis by flat key, drives the revolution of main shaft and workpiece thereof; The corresponding transmission mechanism of turning, by the driving and driven belt pulley of main motor-driven, rotate equally above-mentioned worm screw and with the worm gear of worm engaging, worm gear connects machine tool chief axis by flat key, drives the revolution of main shaft and workpiece thereof.
4, the multifunctional numerical control machine of machining screw steel roll according to claim 1 and 2, it is characterized in that on the middle carriage that the fly cutter bar in the fly cutter mechanism such as has at stiffness structure, the bottom becomes the cylinder of different-diameter with upper design, the middle part be hyperbolic round platform (or frustum) etc. the rigidity cantilever, lower cylindrical is inserted the cylindrical hole interface of driven off-load axle, connect with flat key, the top knife bar is bearing on two V-arrangement slide blocks.
5, the multifunctional numerical control machine of machining screw steel roll according to claim 1 and 2, it is characterized in that also having the screw-thread steel roll mechanism of carving characters in middle carriage left side, in this mechanism with a pair of angular contact ball bearing and one ball-joint axle supporting milling head main shaft entad, front-end of spindle is equipped with milling cutter, and the main motion of milling cutter has motor direct-drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95240552 CN2254391Y (en) | 1995-09-22 | 1995-09-22 | Multi-function digital control machine tool for processing thread steel roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95240552 CN2254391Y (en) | 1995-09-22 | 1995-09-22 | Multi-function digital control machine tool for processing thread steel roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2254391Y true CN2254391Y (en) | 1997-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95240552 Expired - Fee Related CN2254391Y (en) | 1995-09-22 | 1995-09-22 | Multi-function digital control machine tool for processing thread steel roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2254391Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947722A (en) * | 2010-10-14 | 2011-01-19 | 攀钢集团钢铁钒钛股份有限公司 | Roughing mill roll caliber machining method |
| CN102198590A (en) * | 2011-05-23 | 2011-09-28 | 燕明 | Straight thread rolling mechanical integrated machine |
| CN102328250A (en) * | 2011-09-30 | 2012-01-25 | 无锡上机数控股份有限公司 | Numerical control rounded datum plane grinding machine for light-emitting diode (LED) sapphire |
| CN102602207A (en) * | 2012-03-14 | 2012-07-25 | 南京华兴数控技术有限公司 | Method for processing arbitrary character in roller passing hollow |
| CN102615323A (en) * | 2012-01-04 | 2012-08-01 | 山东钢铁股份有限公司 | Numerically-controlled machine tool, milling cutter and processing method for crescent transverse rib |
| CN103143905A (en) * | 2013-02-28 | 2013-06-12 | 朱光波 | Micro-engraving machine tool |
| CN104002138A (en) * | 2014-06-03 | 2014-08-27 | 台州三锦工业机器有限公司 | Numerically controlled machine tool |
| CN107737979A (en) * | 2017-11-22 | 2018-02-27 | 南通精育机械有限公司 | Numerical control knurling machining tool and its processing method |
| CN108357276A (en) * | 2018-01-23 | 2018-08-03 | 襄阳科威电气有限公司 | A kind of new roller character caving machine tool |
| CN108356571A (en) * | 2018-04-26 | 2018-08-03 | 重庆恒博机械制造有限公司 | A kind of shaft-like workpiece billeteer |
| CN109719462A (en) * | 2018-11-16 | 2019-05-07 | 湖北江山重工有限责任公司 | A kind of nonmetallic large pitch trapezoidal thread rough mills smart car combined machining method |
-
1995
- 1995-09-22 CN CN 95240552 patent/CN2254391Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947722A (en) * | 2010-10-14 | 2011-01-19 | 攀钢集团钢铁钒钛股份有限公司 | Roughing mill roll caliber machining method |
| CN101947722B (en) * | 2010-10-14 | 2012-07-04 | 攀钢集团钢铁钒钛股份有限公司 | Roughing mill roll caliber machining method |
| CN102198590A (en) * | 2011-05-23 | 2011-09-28 | 燕明 | Straight thread rolling mechanical integrated machine |
| CN102198590B (en) * | 2011-05-23 | 2017-02-08 | 西安交通大学青岛研究院 | Straight thread rolling mechanical integrated machine |
| CN102328250A (en) * | 2011-09-30 | 2012-01-25 | 无锡上机数控股份有限公司 | Numerical control rounded datum plane grinding machine for light-emitting diode (LED) sapphire |
| CN102615323A (en) * | 2012-01-04 | 2012-08-01 | 山东钢铁股份有限公司 | Numerically-controlled machine tool, milling cutter and processing method for crescent transverse rib |
| CN102615323B (en) * | 2012-01-04 | 2015-06-24 | 山东钢铁股份有限公司 | Numerically-controlled machine tool, milling cutter and processing method for crescent transverse rib |
| CN102602207B (en) * | 2012-03-14 | 2015-04-01 | 南京华兴数控技术有限公司 | Method for processing arbitrary character in roller passing hollow |
| CN102602207A (en) * | 2012-03-14 | 2012-07-25 | 南京华兴数控技术有限公司 | Method for processing arbitrary character in roller passing hollow |
| CN103143905A (en) * | 2013-02-28 | 2013-06-12 | 朱光波 | Micro-engraving machine tool |
| CN103143905B (en) * | 2013-02-28 | 2016-09-07 | 深圳朱光波机械科技有限公司 | A kind of miniature carving lathe |
| CN104002138A (en) * | 2014-06-03 | 2014-08-27 | 台州三锦工业机器有限公司 | Numerically controlled machine tool |
| CN107737979A (en) * | 2017-11-22 | 2018-02-27 | 南通精育机械有限公司 | Numerical control knurling machining tool and its processing method |
| CN108357276A (en) * | 2018-01-23 | 2018-08-03 | 襄阳科威电气有限公司 | A kind of new roller character caving machine tool |
| CN108356571A (en) * | 2018-04-26 | 2018-08-03 | 重庆恒博机械制造有限公司 | A kind of shaft-like workpiece billeteer |
| CN108356571B (en) * | 2018-04-26 | 2023-08-01 | 重庆恒博机械制造有限公司 | Coarse machining machine tool for shaft workpieces |
| CN109719462A (en) * | 2018-11-16 | 2019-05-07 | 湖北江山重工有限责任公司 | A kind of nonmetallic large pitch trapezoidal thread rough mills smart car combined machining method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |