CN210499193U - Continuous hobbing and chamfering composite machine tool - Google Patents
Continuous hobbing and chamfering composite machine tool Download PDFInfo
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- CN210499193U CN210499193U CN201920794524.0U CN201920794524U CN210499193U CN 210499193 U CN210499193 U CN 210499193U CN 201920794524 U CN201920794524 U CN 201920794524U CN 210499193 U CN210499193 U CN 210499193U
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- chamfering
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Abstract
The utility model provides a continuous hobbing and chamfering composite machine tool, which comprises a machine table, a station switching mechanism, a hobbing mechanism and a chamfering mechanism, wherein the station switching mechanism is arranged on the machine table, the station switching mechanism comprises a switching column fixedly arranged on the machine table, a rotary disc which is rotatably sleeved at the bottom of the switching column and a plurality of clamping jaws which are slidably arranged on the rotary disc, a hanging table is arranged on the bottom of the switching column, a plurality of abdicating grooves are arranged on the hanging table, a driving mechanism is arranged on the hanging table and corresponds to the abdicating grooves, a clamping block is arranged on the clamping jaw and extends into the driving mechanism, a clamping piece is also arranged on the clamping jaw, the clamping jaw clamps clamp the gear to be processed, the clamping jaw is adjusted by the driving mechanism to be switched between the hobbing mechanism and the chamfering mechanism, thereby the position of the gear is adjusted on the machine table, the two processes of hobbing and chamfering are realized, the processing time is saved.
Description
Technical Field
The utility model relates to a gear hobbing machine technical field especially relates to a compound lathe of continuous type gear hobbing chamfer.
Background
When a gear is produced by a hobbing method, after a hobbing cutter cuts the general shape of teeth on the gear, chamfering processing needs to be carried out on the edge of the cut shape of the gear, and in the actual processing process of the gear, the gear after hobbing is often dismounted and then mounted on a chamfered machine tool again, and chamfering processing is carried out after the processing reference is calibrated again. In the machining process, the machining time of the gear is prolonged by clamping the gear twice, so that the machining cost of the gear is improved, and the machining efficiency of the gear is reduced.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem, the utility model provides a can shorten the continuous type gear hobbing chamfering composite machine tool of the process time of gear.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a compound lathe of continuous type gear hobbing chamfer, includes the board, installs station switching mechanism, gear hobbing mechanism and chamfer mechanism on the board, station switching mechanism includes fixed mounting and is in switching post, rotatable cover on the board are established change rolling disc and slidable of bottom of the post portion and install a plurality of clamping jaws on the rolling disc, install on the bottom of switching post and hang the platform, it has a plurality of groove of stepping down to hang the bench to open, hang the bench with driving mechanism is installed to the corresponding position in groove of stepping down, driving mechanism corresponds the clamping jaw sets up, be provided with the fixture block on the clamping jaw, the fixture block extends to inside the driving mechanism, still install the holder on the clamping jaw, the gear of holder centre gripping processing.
Furthermore, actuating mechanism is including fixing switching cylinder on the post, the piston end overlap joint of lift cylinder extremely on the fixture block in the groove of stepping down.
Furthermore, the end part of the piston shaft of the lifting cylinder is fixedly connected with an edge of a control strip which slides axially along the switching column, the control strip is contained in the abdicating groove, and the clamping block is lapped in the control strip.
Furthermore, the control bar is provided with a control groove, the control bar slides upwards along the switching column, and the groove wall of the control groove below the switching column is kept on the same level with the upper end surface of the hanging table.
Furthermore, the driving mechanism further comprises a limiting frame fixedly mounted on the switching column, a through-insertion hole is formed in the limiting frame, and the control strip penetrates through the limiting frame and corresponds to the clamping block.
Furthermore, the limiting frame is further provided with an induction hole, the driving mechanism further comprises a limiting sensor fixed in the induction hole, and the limiting sensor corresponds to the clamping jaw.
Further, fixedly mounted on the side of switching post are two symmetrical cylinder bases, two cylinder base fixed sleeves are connected with the head and tail ends of the lifting cylinder body in a clamping manner.
Furthermore, install a plurality of guide posts on the rolling disc, per two the guide post sets up respectively the both sides in groove of stepping down, the clamping jaw slidable ground cover is established on the guide post.
Further, the fixture block is arranged towards the direction of the switching column, and the clamping piece is arranged towards the direction far away from the switching column.
The beneficial effects of the utility model are that, the gear that adopts station switching mechanism's rolling disc to drive on the clamping jaw switches between four stations, the platform of hanging on the switching post restriction clamping jaw pivoted stroke, the gear is forwarded to chamfering mechanism department by the rolling disc after hobbing mechanism department processing is accomplished, hobbing mechanism department supplements new gear once more and processes simultaneously, in foretell course of working, the processing benchmark of gear hobbing and chamfering is confirmed by the holder, and hobbing and chamfering are accomplished in same time, thereby shorten the process time of gear, improve the machining efficiency of gear.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic perspective view of a preferred embodiment of the continuous hobbing and chamfering compound machine tool of the present invention;
FIG. 2 is a perspective view of the continuous hobbing and chamfering compound machine tool shown in FIG. 1 (omitting the hobbing mechanism);
FIG. 3 is a perspective view of a station switching mechanism in the continuous hobbing and chamfering compound machine tool shown in FIG. 1;
FIG. 4 is a perspective view of a chamfering mechanism in the continuous hobbing and chamfering compound machine tool shown in FIG. 1;
FIG. 5 is a schematic view of a clamping member in the numerically controlled gear hobbing and chamfering compound machine tool shown in FIG. 1;
in the figure:
Positioning hole 131 of chamfering positioning bending plate 130 of mounting step 120
Switching post 210 rotates disk 220 jaws 230
Cartridge 231 holder 232 hob drive mechanism 310
Hobbing disc 320 rotating assembly 311 moving assembly 312
Chamfering bracket 420 and tool apron 430 of chamfering circular table 410
Bent rod 2322
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
As shown in fig. 1 and 2, the utility model provides a continuous hobbing and chamfering compound machine tool 100, including board 10, install station switching mechanism 20, hobbing mechanism 30 and chamfering mechanism 40 on board 10, rotatable the installing between hobbing mechanism 30 and chamfering mechanism 40 of station switching mechanism 20, hobbing mechanism 30 and chamfering mechanism 40 set up around station switching mechanism 20.
The machine table 10 is fixedly provided with a rotating base 110 which is substantially in a cuboid shape, an installation step 120 is formed in the rotating base 110, a chamfering positioning bending plate 130 is fixed on a step surface of the rotating base 110, the chamfering bending plate 130 is in a right-angle bending shape, a shorter right-angle edge on the chamfering bending plate 130 is fixed on the installation step 120 in a screw or rivet mode, and a positioning hole 131 is formed in the chamfering bending plate 130.
As shown in fig. 1 to fig. 3, the station switching mechanism 20 includes a switching column 210 fixedly mounted on the rotary base 110, a rotary disc 220 rotatably sleeved on the bottom of the switching column 210, and four clamping jaws 230 slidably mounted on the rotary disc 220, the rotary disc 220 is rotatably inserted into the rotary base 110, a plurality of guide columns 211 are mounted on the rotary disc 220, the guide columns 211 are disposed along an axis of the rotary disc 220, the rotary disc 220 downwardly penetrates through the rotary base 110 and extends to a position near a driving motor (not shown) inside the machine station 10, and an output shaft of the driving motor drives the rotary disc 220 to rotate in a gear engagement manner.
The switching column 210 has a polyhedral column shape, and is preferably an octahedron shape in the present embodiment. Switch and go up fixed mounting and have a string platform 221 on the post 210, the string platform 221 is on a parallel with the top surface of rotating base 110, it has a plurality of grooves of stepping down 222 to hang to open on the platform 221, per two guide posts 211 respectively fixed mounting be in the both sides of the groove of stepping down 222, the groove of stepping down 222 sets up along the annular interval of switching the post 210, can understand, four grooves of stepping down 222 have been seted up altogether, four grooves of stepping down 222 correspond with the side on the switching post 210, the groove of stepping down 222 sets up along the side interval of switching the post 210.
The switching column 210 is further provided with a corresponding driving mechanism 240 on the side corresponding to the abdicating groove 222, the driving mechanism 240 comprises a lifting cylinder 241 and a limiting frame 242 fixedly arranged on the side of the switching column 210, and the limiting frame 242 is arranged below the lifting cylinder 241. The fixed cover is equipped with the cylinder base 247 of two symmetries on the cylinder body of lift cylinder 241, cylinder base 247 fixed mounting is on switching post 210, the equal fixed joint in cylinder base 247 in cylinder body head and tail both ends of lift cylinder 241, fixedly connected with control strip 243 on the piston shaft of lift cylinder 241, control strip 243 slidable sets up in the groove of stepping down 222, it has control groove 244 to open on the control strip 243, control strip 243 slides on switching post 210 to the highest point when, control groove 244 keeps equal with the up end of hanging platform 221 along the cell wall of switching post 210 axial upper bottom.
The limit frame 242 is fixedly installed on the switching column 210, the limit frame 242 is substantially in the shape of a right-angled triangular prism, a right-angled side edge of the limit frame 242 is fixed on the switching column 210, an induction hole 245 and a through-hole 246 are formed in the other right-angled side edge, and a control bar 243 connected with the lifting cylinder 241 extends to the lower side of the limit frame 242 through the through-hole 246. The driving mechanism 240 further includes a limit sensor 248 fixed in the sensing hole 245, a sensing end of the limit sensor 248 corresponds to the clamping jaw 230, and the limit sensor 248 is electrically connected to a driving motor in the machine 10.
The clamping jaw 230 is substantially rectangular parallelepiped, two ends of the clamping jaw 230 are slidably inserted into the guide posts 211 on two sides of the abdicating slot 222, respectively, a side surface of the clamping jaw 230 is attached to the rotating disc 220, a clamping block 231 is formed on a side surface of the clamping jaw 230 facing the switching post 210 in a protruding manner, the clamping block 231 extends into the control slot 244 of the control bar 243, and two symmetrical clamping pieces 232 are installed on a side surface of the clamping jaw 230 away from the switching post 210, as shown in fig. 5, the clamping pieces 232 may be composed of an air cylinder 2321 and a bent rod 2322, the bent rod 2322 is slidably installed in the clamping jaw 230 in a symmetrically bent manner, and the air cylinder 2321 drives the bent rod 2322 to move on the side surface of the clamping jaw 230, so as to clamp the gear, and may be a bent electromagnetic block, which is not limited in this.
In the station switching mechanism 20, an unprocessed gear is mounted on the clamping member 232, the lifting cylinder 241 drives the control bar 243 to move up and down along the axial direction thereof, the groove wall of the control groove 244 and the fixture block 231 are attached to each other, specifically, under the dragging of the control bar 243, the clamping jaw 230 drives the gear to ascend until the clamping jaw 230 and the limit sensor 248 touch, the driving motor starts to rotate in a stepping manner, at this time, the fixture block 231 on the clamping jaw 230 is located above the hanging table 221, the rotating disc 220 drives the gear to move to the notch of the next yielding groove 222 through the guide post 211 and the clamping jaw 230, the fixture block 231 is located in the control groove 244 of the station, the control bar 243 falls back under the action of the lifting cylinder 241, that is, the clamping jaw 230 slides up and down on the guide post 211, and the gear is arranged on the working table.
As shown in fig. 1, the hobbing mechanism 30 is a mechanism for machining a gear by a generating method, the hobbing mechanism 30 includes a hobbing cutter (not shown) corresponding to the magnetic block, a hobbing cutter driving mechanism 310 for driving the hobbing cutter to operate, and a hobbing cutter disc 320 disposed below the hobbing cutter, the hobbing cutter driving mechanism 310 includes a rotating component 311 and a moving component 312, the rotating component 311 includes a receiving column 313 installed in the machine base 10 and corresponding to the hobbing cutter disc 320, and a rotating motor 314 installed in the machine base 10 and driving the hobbing cutter to rotate, a hobbing cutter groove 315 is formed on the receiving column 313, the hobbing cutter is detachably installed in the hobbing cutter groove 315, a rotating shaft of the rotating motor 314 extends into the hobbing cutter groove 315 through the receiving column 313, and the hobbing cutter can rotate in the hobbing cutter groove 315 on the receiving column 313 under the driving of the rotating motor 314. The moving assembly 312 includes a screw rod (not shown) for driving the accommodating column 313 to move along the axial direction thereof and a speed reducing motor 316 for driving the screw rod to rotate, the accommodating column 313 is fitted and sleeved on the screw rod, and an output shaft of the speed reducing motor 316 is connected with the screw rod through a coupling. The hobbing disc 320 is arranged corresponding to the hobbing slot 315 on the accommodating column 313, the hobbing disc 320 is fixed on the machine table 10, and the top surface of the hobbing disc 320 is lower than the bottom surface of the clamping jaw 230.
When the gear is moved to the position above the gear hobbing disc 320 by the switching column 210, the gear is sleeved on the gear hobbing disc 320 under the control of the control bar 243, the hob is attached to the surface of the gear, two relative rotating and moving processes are generated under the control of the speed reduction motor 316 and the rotating motor 214, the hob and the gear are meshed with each other, and the hob machines teeth on the surface of the gear.
As shown in fig. 1 to 4, the chamfering mechanism 40 includes a chamfering block 410 inserted into the positioning hole 131, a chamfering support 420 corresponding to the chamfering block 410, a tool holder 430 mounted on the chamfering support 420, a height adjusting assembly 440 and an axial adjusting assembly 450 for driving the chamfering support 420 to move, the chamfering block 410 is mounted on the machine base 10, and the top surface of the chamfering block 410 is lower than the bottom surface of the clamping jaw 230. The chamfering bracket 420 is substantially rectangular, a holder mounting groove (not shown) is formed in the chamfering bracket 420, the holder 430 is detachably mounted in the holder mounting groove, the holder 430 is rotatable relative to the chamfering bracket 420, and a disc hob used for gear chamfering is detachably mounted in the holder 430.
The height adjusting mechanism 440 includes a rail plate 441 fixedly installed on the machine base 10, a lift screw 442 installed on the rail plate 441, and a moving connection plate 443 movable on the rail plate 441 along the lift screw 442. The rail plate 441 is provided with a lifting rail 444, the lifting screw 442 is arranged on the side surface of the lifting rail 444, the movable connecting plate 443 is slidably clamped on the lifting rail 444, the lifting screw 442 is sleeved with the movable connecting plate 443 in a matching manner, the movable connecting plate 443 is clamped on the chamfered bracket 420, and the chamfered bracket 420 can slide relative to the movable connecting plate 443.
The axial adjusting assembly 450 includes a fixing base 451 fixedly installed on the machine table 10 and an axial screw rod 452 rotatably inserted into the chamfering support 420, an axial guide track 453 is installed on the fixing base 451, a push plate 454 is installed on the axial guide track 453, the push plate 454 corresponds to the chamfering support 420, the axial screw rod 452 is inserted into the push plate 454 in a matching manner, and under the driving of the axial screw rod 452, the push plate 454 pushes the chamfering support 420 to move the connecting plate 443 relatively to slide, so that the tool holder 430 is pushed to the position of the chamfering hob for machining the gear.
When the continuous gear hobbing and chamfering compound machine tool 100 is used for machining a gear, the gear is firstly installed on the clamping jaw 230, the clamping jaw 230 rotates to the next station along the hanging table 221 under the control of the driving mechanism 240, when the gear corresponds to the gear hobbing mechanism, the center of the gear is sleeved on the gear hobbing disc 320, the gear hobbing is driven by the hobbing cutter driving mechanism 310 to rotate to be close to the gear, the gear is processed by hobbing, the shape of the gear is primarily cut out, after the hobbing is finished, the gear processed by hobbing is conveyed to the chamfering mechanism 40 by the driving mechanism 240 on the switching column 210, the chamfering hob is driven by the height adjusting assembly 440 and the axial adjusting assembly 450 in the chamfering mechanism 40 to chamfer the gear, the machined gear is transferred by the driving mechanism 240 and the rotating disc 220 again, and finally the machined gear can be transferred out of the machine tool.
In-process of gear hobbing chamfering, utilize transfer disc 220 and clamping jaw 230 transportation gear in station switching mechanism 20 for four gears are processed along the process of material loading-hobbing-chamfering-unloading simultaneously on board 10, and two course of working of hobbing and chamfering go on simultaneously promptly, utilize guide post 211 and holder 232 transport gear at that moment, realize that gear machining benchmark is unified in two stations, the effectual machining precision who improves the chamfering.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. The utility model provides a compound lathe of continuous type gear hobbing chamfer which characterized in that: including the board, install station switching mechanism, gear hobbing mechanism and chamfering mechanism on the board, station switching mechanism includes fixed mounting and is in switching post, rotatable cover on the board are established the rolling disc and the slidable that switch the bottom of the post portion are installed a plurality of clamping jaw on the rolling disc, install on the bottom of switching the post and hang the platform, it has a plurality of groove of stepping down to hang to open on the platform, hang on the platform with driving mechanism is installed to the corresponding position in groove of stepping down, driving mechanism corresponds the clamping jaw sets up, be provided with the fixture block on the clamping jaw, the fixture block extends to inside the driving mechanism, still install the holder on the clamping jaw, the gear of holder centre gripping processing.
2. The continuous hobbing and chamfering compound machine tool according to claim 1, wherein: the driving mechanism comprises a lifting cylinder fixed on the switching column, and the piston end of the lifting cylinder is in lap joint with the fixture block in the abdicating groove.
3. The continuous hobbing and chamfering compound machine tool according to claim 2, wherein: the end part of the piston shaft of the lifting cylinder is fixedly connected with an edge of a control strip which slides axially along the switching column, the control strip is contained in the abdicating groove, and the clamping block is lapped in the control strip.
4. A continuous hobbing and chamfering compound machine tool as claimed in claim 3, wherein: the control bar is provided with a control groove, the control bar slides upwards along the switching column, and the wall of the control groove below the switching column is flush with the upper end surface of the hanging table.
5. The continuous hobbing and chamfering compound machine tool according to claim 4, wherein: the driving mechanism further comprises a limiting frame fixedly mounted on the switching column, a through jack is formed in the limiting frame, and the control strip penetrates through the limiting frame and corresponds to the clamping block.
6. The continuous hobbing and chamfering compound machine tool according to claim 5, wherein: the limiting frame is further provided with an induction hole, the driving mechanism further comprises a limiting sensor fixed in the induction hole, and the limiting sensor corresponds to the clamping jaw.
7. The continuous hobbing and chamfering compound machine tool according to claim 2, wherein: the side of the switching column is fixedly provided with two symmetrical cylinder bases, and the two cylinder bases are fixedly sleeved on the head end and the tail end of the lifting cylinder body in a clamping manner.
8. The continuous hobbing and chamfering compound machine tool according to claim 1, wherein: the rotating disc is provided with a plurality of guide posts, every two guide posts are respectively arranged on two sides of the abdicating groove, and the clamping jaw is slidably sleeved on the guide posts.
9. The continuous hobbing and chamfering compound machine tool according to claim 1, wherein: the fixture block is arranged towards the direction of the switching column, and the clamping piece is arranged towards the direction far away from the switching column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920794524.0U CN210499193U (en) | 2019-05-29 | 2019-05-29 | Continuous hobbing and chamfering composite machine tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920794524.0U CN210499193U (en) | 2019-05-29 | 2019-05-29 | Continuous hobbing and chamfering composite machine tool |
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| CN210499193U true CN210499193U (en) | 2020-05-12 |
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| CN201920794524.0U Active CN210499193U (en) | 2019-05-29 | 2019-05-29 | Continuous hobbing and chamfering composite machine tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170839A (en) * | 2019-05-29 | 2019-08-27 | 浙江陀曼精密机械有限公司 | A kind of continous way gear hobbing chamfered edge combined machine |
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2019
- 2019-05-29 CN CN201920794524.0U patent/CN210499193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170839A (en) * | 2019-05-29 | 2019-08-27 | 浙江陀曼精密机械有限公司 | A kind of continous way gear hobbing chamfered edge combined machine |
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Address after: 312500 No. 29, Xinshi Road, Xinchang Industrial Park, Shaoxing City, Zhejiang Province Patentee after: Zhejiang tuoman Intelligent Technology Co.,Ltd. Address before: 312580 No. 29, Xinshi Road, industrial park, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG TOMAN PRECISION MACHINERY Co.,Ltd. |