CN216016674U

CN216016674U - Single-head winding machine

Info

Publication number: CN216016674U
Application number: CN202122166517.6U
Authority: CN
Inventors: 覃建都; 周华国; 廖建勇
Original assignee: Shenzhen Honest Mechatronic Equipment Co Ltd
Current assignee: Shenzhen Honest Mechatronic Equipment Co Ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-03-11
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a single-head winding machine, which relates to the technical field of winding machines and comprises a frame, a main shaft wire hanging and pressing mechanism, a wire pulling mechanism and a wire shearing mechanism, wherein the main shaft wire hanging and pressing mechanism is used for hanging and pressing wires and driving a stator to rotate; the main shaft wire hanging and pressing mechanism comprises a main shaft driving assembly and a wire hanging and pressing assembly, wherein the main shaft driving assembly and the wire hanging and pressing assembly are used for driving the stator to rotate; the thread trimming mechanism is positioned beside the main shaft driving component; the main shaft driving assembly is provided with a rotatable driving shaft for placing a stator; the wire drawing mechanism is provided with a movable wire nozzle; therefore, the automatic winding of the winding framework of the stator is realized by adopting the main shaft line hanging and pressing mechanism, the line pulling mechanism and the line shearing mechanism, the working efficiency is high, the winding precision is high, the stability of a product is improved, and the defective rate is reduced.

Description

Single-head winding machine

Technical Field

The utility model belongs to the technical field of the coiling machine and specifically relates to indicate a single-end coiling machine.

Background

The motor is composed of a rotor and a stator, wherein the stator is provided with twelve winding frameworks, every two adjacent winding frameworks are one phase, and each stator is provided with three phases; when the stator is wound, four adjacent winding frameworks need to be wound in sequence, and after the winding is finished, the winding is cut; and winding the other four winding frameworks of the other phase which are not wound, and sequentially circulating until all the winding frameworks are wound.

In the prior art, a plurality of different procedures of each winding framework are mostly operated manually, and although an automatic or semi-automatic winding machine exists in the prior art, the winding machine in the prior art has the technical problems of low winding efficiency, inconsistent winding tightness and low trimming precision; and also results in labor intensive workers and high labor costs for the enterprise; therefore, in view of the current situation, it is urgently needed to develop a single-head winding machine to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a single-end coiling machine, and it has realized automatic bobbin to the stator wire winding through adopting main shaft hanging wire line pressing mechanism, lead line mechanism and trimming mechanism, and work efficiency is high, and the wire winding precision is high, has improved the stability of product, has reduced the defective percentage.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a single-head winding machine comprises a frame, a main shaft wire hanging and pressing mechanism, a wire pulling mechanism and a wire shearing mechanism, wherein the main shaft wire hanging and pressing mechanism is used for hanging and pressing wires and driving a stator to rotate; the main shaft wire hanging and pressing mechanism comprises a main shaft driving assembly and a wire hanging and pressing assembly, wherein the main shaft driving assembly and the wire hanging and pressing assembly are used for driving the stator to rotate; the wire hanging and pressing assembly is detachably connected with the main shaft driving assembly in a butt joint mode; the thread trimming mechanism is positioned beside the main shaft driving component; the main shaft driving assembly is provided with a rotatable driving shaft for placing a stator; the wire drawing mechanism is provided with a movable wire nozzle; the thread cutting mechanism is provided with a movable pneumatic cutter; the wire nozzle corresponds to a stator on the driving shaft, and the air shear is positioned beside the stator on the driving shaft.

As a preferred embodiment: the wire hanging and pressing assembly comprises a clamping device, a wire hanging device and a wire pressing device, wherein the clamping device is used for clamping or separating from the driving shaft; the clamping device is detachably connected with the driving shaft in a butt joint mode, the wire hanging device is arranged on the clamping device, and the wire pressing device corresponds to the clamping device.

As a preferred embodiment: the clamping device comprises a support, a lifting driving cylinder, a vertical sliding plate, a connecting piece, a driven shaft and a clamping piece, wherein the lifting driving cylinder is tightly mounted on the support, and the vertical sliding plate is positioned above the support in a lifting manner; the inner side wall of the connecting piece is tightly sleeved outside the driven shaft, the upper side wall of the connecting piece is tightly connected to the vertical sliding plate, the clamping piece is tightly installed at the lower end of the driven shaft, and the lifting driving cylinder drives the clamping piece at the lower end of the driven shaft to be clamped or separated with the driving shaft; the wire pressing device comprises a wire pressing driving cylinder, a pressing shaft and a wire pressing piece, wherein the wire pressing driving cylinder is arranged on a support, the shaft end of the wire pressing driving cylinder is detachably connected with the upper end of the pressing shaft, the pressing shaft is sleeved in a driven shaft in a lifting manner, the wire pressing piece is tightly arranged at the lower end of the pressing shaft, the wire pressing piece is sleeved on the periphery of a clamping piece in a lifting manner, and the wire pressing driving cylinder drives the pressing shaft to drive the wire pressing piece to descend relative to the clamping piece so as to perform wire pressing operation; the wire hanging device comprises a wire hanging disc and a wire clamping seat, the wire hanging disc is tightly sleeved on the outer side of the driven shaft, the wire hanging disc is located on the upper side of the wire pressing piece, the wire clamping seat can be abutted to the upper surface of the wire hanging disc in a lifting mode, and the connecting piece is located above the wire clamping seat.

As a preferred embodiment: the spindle driving assembly further comprises a rotary driving motor, the rotary driving motor is installed on the workbench, the shaft end of the rotary driving motor is connected with the lower end of the driving shaft, and the stator is placed at the upper end of the driving shaft.

As a preferred embodiment: a jacking driving cylinder is fixedly arranged on the support, and a roller is arranged at the shaft end of the jacking driving cylinder; the wire clamping seat is provided with an annular groove, the roller can be pressed against the upper side wall of the annular groove in a lifting mode, and the roller is not in contact with the inner side wall of the annular groove.

As a preferred embodiment: and a return spring for driving the wire clamping seat to descend is arranged between the wire clamping seat and the connecting piece.

As a preferred embodiment: the wire drawing mechanism comprises a longitudinal driving assembly, a vertical driving assembly and a wire passing assembly, the longitudinal driving assembly comprises a longitudinal driving device and a longitudinal sliding seat, the longitudinal driving device is installed on the workbench, the longitudinal sliding seat is slidably located on the workbench, and the output end of the longitudinal driving device is connected with the longitudinal sliding seat; the vertical driving assembly comprises a driving motor, a belt transmission device and a vertical sliding seat, the driving motor is fixedly mounted on the vertical sliding seat, the vertical sliding seat is slidably positioned on the vertical sliding seat, the shaft end of the driving motor is connected with the belt transmission device, and the output end of the belt transmission device is connected with the vertical sliding seat; the wire passing assembly comprises a wire passing wheel and a wire clamping cylinder, and the wire passing wheel, the wire clamping cylinder and the wire nozzle are sequentially arranged on the vertical sliding seat from top to bottom.

As a preferred embodiment: the thread cutting mechanism also comprises a longitudinal driving air cylinder for driving the air shears to move longitudinally, a lifting driving assembly for driving the longitudinal driving air cylinder and the air shears to lift together, and a transverse driving assembly for driving the air shears and the longitudinal driving air cylinder to move transversely together with the lifting driving assembly; the air shear is tightly installed at the output end of a longitudinal driving cylinder, the longitudinal driving cylinder is connected to the output end of a lifting driving assembly, and the lifting driving assembly is connected to the output end of a transverse driving assembly.

As a preferred embodiment: the transverse driving assembly comprises a transverse driving device and a transverse sliding seat, the transverse driving device is arranged on the workbench, the transverse sliding seat is slidably positioned on the workbench, and the output end of the transverse driving device is fixedly connected with the transverse sliding seat; the lifting driving assembly comprises a lifting driving device and a lifting sliding seat, the lifting driving device is fixedly arranged on the transverse sliding seat, the lifting sliding seat is slidably positioned on the transverse sliding seat, and the output end of the lifting driving device is connected with the lifting sliding seat; the longitudinal driving cylinder is tightly mounted on the lifting sliding seat, and the air shear is mounted at the output end of the longitudinal driving cylinder.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, concretely speaking, according to the technical scheme, the automatic winding of the winding framework of the stator is realized by adopting the main shaft line hanging and pressing mechanism, the line drawing mechanism and the line shearing mechanism, the working efficiency is high, the winding precision is high, the stability of the product is improved, and the defective rate is reduced; synchronous rotation of a driving shaft and a driven shaft is realized through a main shaft wire hanging and pressing mechanism and a wire drawing mechanism, and automatic wire hanging, wire pressing and wire winding are realized; the wire rod after the wire is wound is cut by the wire cutting mechanism, the requirement of different phases of winding frameworks on the height of the wire rod is met, meanwhile, the wire cutting mechanism can give way for the wire pulling mechanism, the wire cutting mechanism and the wire pulling mechanism are not interfered with each other, and the occupied area is reduced.

To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic view of a first perspective three-dimensional structure of a single-head winding machine according to the present invention;

FIG. 2 is a schematic view of a second perspective three-dimensional structure of the single-head winding machine of the present invention;

FIG. 3 is a schematic perspective view of a main body of the single-head winding machine of the present invention;

fig. 4 is a schematic view of a first perspective three-dimensional structure of the main shaft wire-hanging wire-pressing mechanism of the present invention;

FIG. 5 is a schematic view of a second perspective three-dimensional structure of the main shaft wire-hanging wire-pressing mechanism of the present invention;

FIG. 6 is a schematic perspective view of the main body of the main shaft wire-hanging and wire-pressing mechanism of the present invention;

fig. 7 is a sectional view of a main body of the main shaft line-hanging wire-pressing mechanism of the present invention.

FIG. 8 is a schematic view of a first perspective three-dimensional structure of the thread pulling mechanism of the present invention;

FIG. 9 is a schematic view of a second perspective three-dimensional structure of the thread pulling mechanism of the present invention;

fig. 10 is a schematic view of a first perspective three-dimensional structure of the thread trimming mechanism of the present invention;

fig. 11 is a schematic view of a second perspective three-dimensional structure of the thread trimming mechanism of the present invention.

The attached drawings indicate the following:

in the figure: 10. a frame; 11. a work table; 12. wire coils; 13. a tensioner; 20. a main shaft wire hanging and pressing mechanism; 21. a spindle drive assembly; 211. a rotary drive motor; 212. a drive shaft; 22. a wire hanging and pressing assembly; 221. a clamping device; 2211. a support; 2212. a lifting driving cylinder; 2213. a vertical slide plate; 2214. a connecting member; 2215. a driven shaft; 2216. a retainer; 2217. a clamping block; 222. a wire hanging device; 2221. hanging a wire coil; 2222. a positioning column; 2223. hooking; 2224. a wire accommodating groove; 2225. a wire clamping seat; 22251. an annular groove; 2226. a positioning groove; 2227. jacking a driving cylinder; 2228. a roller; 2229. a return spring; 223. a wire pressing device; 2231. the pressing line drives the cylinder; 2232. pressing the shaft; 2233. a wire pressing member; 224. an alignment driving device; 2241. aligning and driving the air cylinder; 2242. aligning the bumps; 2243. positioning a plate; 2244. an embedding groove; 225. a wire scraping device; 2251. a wire scraping driving cylinder; 2252. a squeegee; 30. a wire pulling mechanism; 31. a longitudinal drive assembly; 311. a longitudinal driving device; 312. a longitudinal driving motor; 313. a longitudinal screw rod; 314. a longitudinal slide; 32. a vertical drive assembly; 321. a drive motor; 322. a belt drive; 3221. a driving wheel; 3222. a driven wheel; 3223. a transmission belt; 323. a vertical slide carriage; 33. a wire passing assembly; 331. a wire passing wheel; 332. a wire clamping cylinder; 333. a thread nozzle; 40. a thread trimming mechanism; 41. air shearing; 411. a longitudinal driving cylinder; 42. a lift drive assembly; 421. a lift drive; 422. a lifting drive motor; 423. a lifting slide seat; 43. a lateral drive assembly; 431. a lateral drive device; 432. a transverse driving motor; 433. a transverse slide.

Detailed Description

As shown in fig. 1 to 11, the utility model relates to a single-head winding machine, which comprises a frame 10, a main shaft wire-hanging wire-pressing mechanism 20 for hanging wire and pressing wire and driving a stator to rotate, a wire-pulling mechanism 30 for winding the winding framework of the stator in the main shaft wire-hanging wire-pressing mechanism, and a wire-cutting mechanism 40 for cutting wire after the winding is completed; wherein:

the frame 10 is provided with a workbench 11 for mounting the above mechanisms, and the main shaft wire hanging and pressing mechanism 20 comprises a main shaft driving assembly 21 and a wire hanging and pressing assembly 22 for driving the stator to rotate; the wire hanging and pressing assembly 22 is detachably connected with the spindle driving assembly 21 in an abutting mode; the thread trimming mechanism 40 is positioned beside the main shaft driving component 21; the spindle drive assembly 21 has a rotatable drive shaft 212 for placing a stator; the thread pulling mechanism 30 has a movable thread nozzle 333; the thread trimming mechanism 40 has a movable air shear 41; the thread nozzle 333 corresponds to a stator on the driving shaft 212, and the air shear 41 is located beside the stator on the driving shaft 212.

The wire hanging and pressing assembly 22 comprises a clamping device 221, a wire hanging device 222 and a wire pressing device 223, wherein the clamping device 221 is used for clamping with or far away from the main shaft driving assembly 21, the clamping device 221 can be separately clamped with the main shaft driving assembly 21, the wire hanging device 222 is arranged on the clamping device 221, and the wire pressing device 223 corresponds to the clamping device 221.

The clamping device 221 comprises a support 2211, a lifting driving cylinder 2212, a vertical sliding plate 2213, a connecting piece 2214, a driven shaft 2215 and a clamping piece 2216, wherein the lifting driving cylinder 2212 is tightly mounted on the support 2211, and the vertical sliding plate 2213 is arranged above the support 2211 in a lifting manner; the inner side wall of the connecting piece 2214 is tightly sleeved outside the driven shaft 2215, the upper side wall of the connecting piece 2214 is tightly connected to the vertical sliding plate 2213, the clamping piece 2216 is tightly installed at the lower end of the driven shaft 2215, and the lifting driving cylinder 2212 drives the clamping piece 2216 at the lower end of the driven shaft 2215 to be clamped or separated with the driving shaft 212.

The wire pressing device 223 comprises a wire pressing driving cylinder 2231, a pressing shaft 2232 and a wire pressing piece 2233, wherein the wire pressing driving cylinder 2231 is mounted on the support 2211, the upper end of the pressing shaft 2232 is detachably connected to the shaft end of the wire pressing driving cylinder 2231, the driven shaft 2215 is arranged in the lifting type sleeve of the pressing shaft 2232, the wire pressing piece 2233 is tightly mounted at the lower end of the pressing shaft 2232, the periphery of the clamping piece 2216 is arranged in the lifting type sleeve of the wire pressing piece 2233, and the wire pressing driving cylinder 2231 drives the pressing shaft 2232 to drive the wire pressing piece 2233 to descend relative to the clamping piece 2216 for wire pressing operation.

The wire hanging device 222 comprises a wire hanging disc 2221 and a wire clamping seat 2225, the wire hanging disc 2221 is tightly sleeved on the outer side of the driven shaft 2215, the wire hanging disc 2221 is positioned on the upper side of the wire pressing piece 2233, the wire clamping seat 2225 is abutted on the upper surface of the wire hanging disc 2221 in a lifting manner, and the connecting piece 2214 is positioned above the wire clamping seat 2225; the wire hanging disc 2221 is provided with a positioning post 2222, the wire clamping seat 2225 is provided with a positioning groove 2226, and the positioning groove 2226 corresponds to the positioning post 2222; the wire hanging disc 2221 and the wire clamping seat 2225 are fixed by the positioning posts 2222 and the positioning grooves 2226, so that the phenomenon that the wire is not pressed tightly or the wire is broken due to the position deviation of the wire clamping seat 2225 relative to the wire hanging disc 2221 in the winding process is prevented.

The stator is provided with twelve winding skeletons, wherein every four adjacent winding skeletons are one phase, and each stator is provided with three phases; winding a winding framework of a stator in a motor assembling process; before winding, the wire needs to be hung so as to fix the freely moving wire, and after the wire is hung, the transition wire (the wire reserved between the wound phase and the non-wound phase is called as the transition wire) is pressed into the transition wire slot of the stator.

Specifically, the stator is placed on the spindle driving assembly 21, the lifting driving cylinder 2212 of the clamping device 221 drives the vertical sliding seat to descend, the vertical sliding seat drives the connecting piece 2214 and the driven shaft 2215 to descend, the clamping piece 2216 is clamped with the driving shaft 212, and the driving shaft 212 rotates to drive the driven shaft 2215 to rotate; the transition line is sequentially wound on the wire pressing piece 2233 and the clamping piece 2216, a transition line slot for accommodating the transition line is formed in the stator, the wire pressing driving cylinder 2231 drives the wire pressing piece 2233 to descend relative to the clamping piece 2216, and the wire pressing piece 2233 presses the transition line wound on the clamping piece 2216 into the transition line slot of the stator; the shaft end of the wire pressing driving cylinder 2231 is detachably connected with the upper end of the pressing shaft 2232, when a transition wire needs to be pressed, the shaft end of the wire pressing driving cylinder 2231 moves downwards to abut against the upper end of the pressing shaft 2232, and the wire pressing driving cylinder 2231 drives the pressing shaft 2232 to move downwards relative to the driven shaft 2215, so as to drive the wire pressing piece 2233 to move downwards; when in the winding process, the shaft end of the wire pressing driving cylinder 2231 is separated from the upper end of the pressing shaft 2232, so that the interference of the wire pressing driving cylinder 2231 to the rotation of the pressing shaft 2232 in the winding process is avoided, the pressing shaft 2232 rotates together with the driven shaft 2215 in the winding process, and the wire pressing driving cylinder 2231 does not move.

The spindle driving assembly 21 further includes a rotary driving motor 211, the rotary driving motor 211 is mounted on the worktable 11, a shaft end of the rotary driving motor 211 is connected to a lower end of the driving shaft 212, and the stator is disposed at an upper end of the driving shaft 212; the rotation driving motor 211 drives the driving shaft 212 to rotate, and the stator rotates along with the rotation of the driving shaft 212.

A jacking driving cylinder 2227 is fixedly arranged on the support 2211, and a roller 2228 is arranged at the shaft end of the jacking driving cylinder 2227; the wire holder 2225 has an annular groove 22251, the roller 2228 can be pressed against the upper sidewall of the annular groove 22251 in an ascending manner, and the roller 2228 is not in contact with the inner sidewall of the annular groove 22251; a return spring 2229 for driving the wire clamping seat 2225 to descend is arranged between the wire clamping seat 2225 and the connecting piece 2214; when the wire needs to be hung, the jacking driving cylinder 2227 drives the roller 2228 to ascend, the roller 2228 abuts against the upper surface of the wire clamping seat 2225, the roller 2228 ascends to drive the wire clamping seat 2225 to ascend, and the roller 2228 is arranged to reduce the friction force of the wire clamping seat 2225 in the ascending process; after the wire is hung, the jacking driving cylinder 2227 drives the roller 2228 to descend to be positioned in the annular groove 22251, the reset spring 2229 applies downward force to the wire clamping seat 2225 to drive the wire clamping seat 2225 to reset to abut against the upper surface of the wire hanging disc 2221, and therefore the wire hung on the wire hanging disc 2221 is tightly pressed; the roller 2228 is located in the annular groove 22251 and does not contact the inner side wall of the annular groove 22251, so that the wire clamping seat 2225 can be lifted when the wire is hung, and the rotation of the wire clamping seat 2225 is not interfered when the wire is wound.

A plurality of hooks 2223 for hanging the wire are arranged on the wire hanging disc 2221, and a wire accommodating groove 2224 for the wire to pass through is formed between every two adjacent hooks 2223; the stator is provided with twelve winding frameworks, wherein every four adjacent winding frameworks are one phase, each stator is provided with three phases, and the three hooks 2223 on the wire hanging disc 2221 correspond to the three-phase hanging wires respectively; the jacking driving cylinder 2227 drives the wire clamping seat 2225 to ascend, the wire nozzle 333 hangs the wire on the hook 2223 with the material, the wire passes through the wire accommodating groove 2224 on the front side of the hook 2223 and the wire accommodating groove 2224 on the rear side of the hook 2223 in sequence, and the reset spring 2229 drives the wire clamping seat 2225 to descend to clamp the wire on the hook 2223 after the wire is hung.

A wire scraping device 225 for scraping off the waste wire on the air shear is arranged on the support 2211, the wire scraping device 225 comprises a wire scraping driving cylinder 2251 and a scraper 2252, the wire scraping driving cylinder 2251 is vertically mounted on the lower surface of the support 2211, the shaft end of the wire scraping driving cylinder 2251 is connected with the scraper 2252, and the wire scraping driving cylinder 2251 drives the scraper 2252 to move up and down; after the wires on the two sides of the wire accommodating groove 2224 are cut off, the cut wires are pulled out by the air shears, and because the cut wires are in an inverted U shape, the wires are not easy to drop after the air shears are opened, and the wire scraping driving cylinder 2251 drives the scraper 2252 to scrape the wires on the air shears 41.

A clamping groove (not shown) is formed in the upper end of the driving shaft 212, a clamping block 2217 for clamping with the driving shaft 212 is arranged at the lower end of the clamping piece 2216, and the clamping block 2217 corresponds to the clamping groove; a positioning disc 2243 is arranged at the upper end of the driven shaft 2215, and an embedding groove 2244 is arranged on the positioning disc 2243; the support 2211 is provided with an alignment driving device 224 for aligning the fixture block 2217 with the fixture slot, the alignment driving device 224 comprises an alignment driving cylinder 2241 and an alignment bump 2242, the shaft end of the alignment driving cylinder 2241 is connected with the alignment bump 2242, and the alignment bump 2242 is matched with the embedding slot 2244; the alignment driving cylinder 2241 drives the alignment bump 2242 to be embedded in the embedding groove 2244, and the positioning disc 2243 is subjected to initial position positioning and clamping, so that the clamping block 2217 corresponds to the clamping groove in the driving shaft 212; when the clamping piece 2216 is clamped with the driving shaft 212, the alignment driving cylinder 2241 drives the alignment bump 2242 to retreat; in the winding process, the rotary driving cylinder drives the driving shaft 212 to rotate, and the driving shaft 212 rotates to drive the pressing shaft 2232, the driven shaft 2215, the wire pressing piece 2233, the clamping piece 2216, the wire hanging disc 2221, the wire clamping seat 2225, the connecting piece 2214 and the positioning disc 2243 to synchronously rotate; after winding is completed, the lifting of the clamping device 221 drives the air cylinder 2212 to drive the vertical sliding seat to ascend, the vertical sliding seat drives the connecting piece 2214 and the driven shaft 2215 to ascend, the clamping piece 2216 ascends to be separated from the driving shaft 212, and the stator after winding is transferred and discharged from the upper end of the driving shaft 212. The wire pulling mechanism 30 comprises a longitudinal driving assembly 31, a vertical driving assembly 32 and a wire passing assembly 33, wherein the longitudinal driving assembly 31 comprises a longitudinal driving device 311 and a longitudinal sliding seat 314, the longitudinal driving device 311 is mounted on the workbench 11, the longitudinal sliding seat 314 is slidably located on the workbench 11, and an output end of the longitudinal driving device 311 is connected with the longitudinal sliding seat 314; the vertical driving assembly 32 comprises a driving motor 321, a belt transmission device 322 and a vertical sliding seat 323, the driving motor 321 is fixedly mounted on the vertical sliding seat 314, the vertical sliding seat 323 is slidably located on the vertical sliding seat 314, the shaft end of the driving motor 321 is connected with the belt transmission device 322, and the output end of the belt transmission device 322 is connected with the vertical sliding seat 323; the thread passing assembly 33 comprises a thread passing wheel 331 and a thread clamping cylinder 332, wherein the thread passing wheel 331, the thread clamping cylinder 332 and the thread nozzle 333 are sequentially arranged on the vertical sliding seat 323 from top to bottom.

The longitudinal driving device 311 comprises a longitudinal driving motor 312 and a longitudinal screw rod 313, the longitudinal driving motor 312 is mounted on the worktable 11, the shaft end of the longitudinal driving motor 312 is connected with the longitudinal screw rod 313, and the longitudinal screw rod 313 is in rotating fit with the longitudinal sliding seat 314; the vertical driving motor 312 and the vertical screw 313 are adopted to provide driving force, so that the moving accuracy and stability are improved; the belt transmission device 322 includes a driving wheel 3221, a driven wheel 3222 and a transmission belt 3223, the driving wheel 3221 is sleeved at the shaft end of the driving motor, the driven wheel 3222 is located above the driving wheel 3221, the transmission belt 3223 is sleeved on the driving wheel 3221 and the driven wheel 3222, and the vertical sliding seat 323 is connected with the transmission belt 3223; the driving motor 321 drives the vertical sliding seat 323 to lift through the belt transmission device 322; the longitudinal driving component 31 drives the wire nozzle 333 to move longitudinally, the vertical driving component 32 drives the wire nozzle 333 to lift, the main shaft driving component drives the stator to swing in a left-right alternating rotating mode, the wire nozzle 333 drives wires to wind a winding framework of the stator, and a winding track is matched with a square block of the winding framework; a wire coil 12 is arranged beside the rack 10, and a tensioner 13 for adjusting the tension of the wire rod is arranged on the rack 10; the wire fed from the wire coil 12 passes through the tensioner 13 to the wire passing assembly 33, and the wire is pulled in a vertically downward direction by the wire passing wheel 331 through the wire clamping cylinder 332 to the wire nozzle 333; before the thread cutting mechanism 40 cuts the thread, the thread clamping cylinder 332 of the thread passing assembly 33 clamps the thread, and after the thread cutting is completed, the thread clamping cylinder 332 releases the thread to facilitate the thread winding.

The thread cutting mechanism 40 further comprises a longitudinal driving air cylinder 411 for driving the air shear 41 to move longitudinally, a lifting driving assembly 42 for driving the longitudinal driving air cylinder 411 and the air shear 41 to lift together, and a transverse driving assembly 43 for driving the air shear 41 and the longitudinal driving air cylinder 411 to move transversely together with the lifting driving assembly 42; the air shear 41 is tightly mounted at the output end of a longitudinal driving air cylinder 411, the longitudinal driving air cylinder 411 is connected to the output end of a lifting driving assembly 42, and the lifting driving assembly 42 is connected to the output end of a transverse driving assembly 43.

The transverse driving assembly 43 comprises a transverse driving device 431 and a transverse sliding base 433, the transverse driving device 431 is installed on the workbench 11, the transverse sliding base 433 is slidably located on the workbench 11, and the output end of the transverse driving device 431 is fixedly connected with the transverse sliding base 433; the lifting driving assembly 42 includes a lifting driving device 421 and a lifting slide 423, the lifting driving device 421 is fixedly mounted on the transverse slide 433, the lifting slide 423 is slidably located on the transverse slide 433, and an output end of the lifting driving device 421 is connected to the lifting slide 423; the vertical driving cylinder 411 is tightly fixed to the elevating slider 423, and the air shear 41 is installed at an output end of the vertical driving cylinder 411.

The transverse driving device 431 comprises a transverse driving motor 432 and a transverse screw rod (not shown), the transverse driving motor 432 is installed on the workbench 11, the shaft end of the transverse driving motor 432 is connected with the transverse screw rod, and the transverse screw rod is in rotating fit with the transverse sliding base 433; the lifting driving device 421 includes a lifting driving motor 422 and a vertical screw rod (not shown), the lifting driving motor 422 is installed on the horizontal sliding base 433, the shaft end of the lifting driving motor 422 is connected with the vertical screw rod, and the vertical screw rod is rotatably matched with the lifting sliding base 423; the transverse driving assembly 43 drives the air shear 41 to move transversely to be close to or far away from the main shaft driving assembly, the air shear 41 is far away from the main shaft driving assembly during winding, and the air shear 41 is close to the main shaft driving assembly during cutting; the shearing heights of different phases of the stator winding framework are different, and the lifting driving assembly 42 drives the air shear 41 to lift so as to meet the requirements of different shearing heights; the longitudinal driving air cylinder 411 drives the air shear 41 to move longitudinally to pull out the sheared wire.

The single-head winding machine has the following use principle and method:

the stator is placed on the main shaft driving component, and the clamping device is clamped above the main shaft driving component; the wire released from the wire coil reaches the wire passing assembly through the tensioner, a wire nozzle of the wire pulling mechanism drives the wire rod to hang on the wire hanging device, and the wire pressing device presses the wire; after the wire is hung, the wire cutting mechanism cuts off the wire at the front side of the wire accommodating groove; the longitudinal driving assembly and the vertical driving assembly drive the wire nozzle to move longitudinally and vertically, the main shaft driving assembly drives the stator to rotate and swing left and right alternately, and the wire nozzle drives a wire to wind a winding framework of the stator; after winding a single winding framework, the main shaft driving assembly drives the stator to rotate to wind the next winding framework, and four winding frameworks of the same phase are wound in sequence; after winding the winding framework of the same phase, the wire shearing mechanism shears the wire at the rear side of the wire accommodating groove; the steps of hanging, cutting, winding and cutting are sequentially circulated until the winding framework of the stator is completely wound; after the winding is finished, the clamping piece of the clamping device is far away from the main shaft driving assembly, and the stator after the winding is finished is discharged.

The utility model is mainly designed in that the automatic winding of the winding framework of the stator is realized by adopting the main shaft line hanging and pressing mechanism, the line drawing mechanism and the line shearing mechanism, the working efficiency is high, the winding precision is high, the stability of the product is improved, and the defective rate is reduced; synchronous rotation of a driving shaft and a driven shaft is realized through a main shaft wire hanging and pressing mechanism and a wire drawing mechanism, and automatic wire hanging, wire pressing and wire winding are realized; the wire rod after the wire is wound is cut by the wire cutting mechanism, the requirement of different phases of winding frameworks on the height of the wire rod is met, meanwhile, the wire cutting mechanism can give way for the wire pulling mechanism, the wire cutting mechanism and the wire pulling mechanism are not interfered with each other, and the occupied area is reduced.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A single-head winding machine is characterized in that; the winding machine comprises a frame, a main shaft wire hanging and pressing mechanism, a wire drawing mechanism and a wire shearing mechanism, wherein the main shaft wire hanging and pressing mechanism is used for hanging and pressing wires and driving a stator to rotate; the main shaft wire hanging and pressing mechanism comprises a main shaft driving assembly and a wire hanging and pressing assembly, wherein the main shaft driving assembly and the wire hanging and pressing assembly are used for driving the stator to rotate; the wire hanging and pressing assembly is detachably connected with the main shaft driving assembly in a butt joint mode; the thread trimming mechanism is positioned beside the main shaft driving component; the main shaft driving assembly is provided with a rotatable driving shaft for placing a stator; the wire drawing mechanism is provided with a movable wire nozzle; the thread cutting mechanism is provided with a movable pneumatic cutter; the wire nozzle corresponds to a stator on the driving shaft, and the air shear is positioned beside the stator on the driving shaft.

2. The single-head winding machine according to claim 1, wherein: the wire hanging and pressing assembly comprises a clamping device, a wire hanging device and a wire pressing device, wherein the clamping device is used for clamping or separating from the driving shaft; the clamping device is detachably connected with the driving shaft in a butt joint mode, the wire hanging device is arranged on the clamping device, and the wire pressing device corresponds to the clamping device.

3. The single-head winding machine according to claim 2, wherein: the clamping device comprises a support, a lifting driving cylinder, a vertical sliding plate, a connecting piece, a driven shaft and a clamping piece, wherein the lifting driving cylinder is tightly mounted on the support, and the vertical sliding plate is positioned above the support in a lifting manner; the inner side wall of the connecting piece is tightly sleeved outside the driven shaft, the upper side wall of the connecting piece is tightly connected to the vertical sliding plate, the clamping piece is tightly installed at the lower end of the driven shaft, and the lifting driving cylinder drives the clamping piece at the lower end of the driven shaft to be clamped or separated with the driving shaft; the wire pressing device comprises a wire pressing driving cylinder, a pressing shaft and a wire pressing piece, wherein the wire pressing driving cylinder is arranged on a support, the shaft end of the wire pressing driving cylinder is detachably connected with the upper end of the pressing shaft, the pressing shaft is sleeved in a driven shaft in a lifting manner, the wire pressing piece is tightly arranged at the lower end of the pressing shaft, the wire pressing piece is sleeved on the periphery of a clamping piece in a lifting manner, and the wire pressing driving cylinder drives the pressing shaft to drive the wire pressing piece to descend relative to the clamping piece so as to perform wire pressing operation; the wire hanging device comprises a wire hanging disc and a wire clamping seat, the wire hanging disc is tightly sleeved on the outer side of the driven shaft, the wire hanging disc is located on the upper side of the wire pressing piece, the wire clamping seat can be abutted to the upper surface of the wire hanging disc in a lifting mode, and the connecting piece is located above the wire clamping seat.

4. The single-head winding machine according to claim 3, wherein: the spindle driving assembly further comprises a rotary driving motor, the rotary driving motor is installed on the workbench, the shaft end of the rotary driving motor is connected with the lower end of the driving shaft, and the stator is placed at the upper end of the driving shaft.

5. The single-head winding machine according to claim 3, wherein: a jacking driving cylinder is fixedly arranged on the support, and a roller is arranged at the shaft end of the jacking driving cylinder; the wire clamping seat is provided with an annular groove, the roller can be pressed against the upper side wall of the annular groove in a lifting mode, and the roller is not in contact with the inner side wall of the annular groove.

6. The main shaft hanging wire pressing mechanism according to claim 3, characterized in that: and a return spring for driving the wire clamping seat to descend is arranged between the wire clamping seat and the connecting piece.

7. The single-head winding machine according to claim 1, wherein: the wire drawing mechanism comprises a longitudinal driving assembly, a vertical driving assembly and a wire passing assembly, the longitudinal driving assembly comprises a longitudinal driving device and a longitudinal sliding seat, the longitudinal driving device is installed on the workbench, the longitudinal sliding seat is slidably located on the workbench, and the output end of the longitudinal driving device is connected with the longitudinal sliding seat; the vertical driving assembly comprises a driving motor, a belt transmission device and a vertical sliding seat, the driving motor is fixedly mounted on the vertical sliding seat, the vertical sliding seat is slidably positioned on the vertical sliding seat, the shaft end of the driving motor is connected with the belt transmission device, and the output end of the belt transmission device is connected with the vertical sliding seat; the wire passing assembly comprises a wire passing wheel and a wire clamping cylinder, and the wire passing wheel, the wire clamping cylinder and the wire nozzle are sequentially arranged on the vertical sliding seat from top to bottom.

8. The single-head winding machine according to claim 1, wherein: the thread cutting mechanism also comprises a longitudinal driving air cylinder for driving the air shears to move longitudinally, a lifting driving assembly for driving the longitudinal driving air cylinder and the air shears to lift together, and a transverse driving assembly for driving the air shears and the longitudinal driving air cylinder to move transversely together with the lifting driving assembly; the air shear is tightly installed at the output end of a longitudinal driving cylinder, the longitudinal driving cylinder is connected to the output end of a lifting driving assembly, and the lifting driving assembly is connected to the output end of a transverse driving assembly.

9. The single-head winding machine according to claim 8, wherein: the transverse driving assembly comprises a transverse driving device and a transverse sliding seat, the transverse driving device is arranged on the workbench, the transverse sliding seat is slidably positioned on the workbench, and the output end of the transverse driving device is fixedly connected with the transverse sliding seat; the lifting driving assembly comprises a lifting driving device and a lifting sliding seat, the lifting driving device is fixedly arranged on the transverse sliding seat, the lifting sliding seat is slidably positioned on the transverse sliding seat, and the output end of the lifting driving device is connected with the lifting sliding seat; the longitudinal driving cylinder is tightly mounted on the lifting sliding seat, and the air shear is mounted at the output end of the longitudinal driving cylinder.