Winding injection molding equipment for permanent magnet synchronous motor production

Abstract

The invention relates to the technical field of injection molding equipment, in particular to winding injection molding equipment for permanent magnet synchronous motor production, which comprises a workbench and a controller, the controller is mounted at the left end of the workbench, the winding injection molding equipment further comprises an injection molding assembly, a feeding assembly, a mold assembly, a stripping assembly and an unloading assembly, the feeding assembly is arranged at the top end of the workbench, and the mold assembly is arranged at the top end of the workbench. Two groups of lower mold assemblies are arranged on the feeding assembly, a stripping assembly is arranged at the top end of the working table, a discharging assembly is arranged at the top end of the working table, and an injection molding assembly is arranged at the top end of the working table; a first set of components are placed in a first set of lower mold assembly, then the first set of lower mold assembly is moved to the position under an injection molding assembly through a feeding assembly, then the injection molding assembly is operated to conduct plastic coating operation on the components in the first set of lower mold assembly, and meanwhile a second set of components are placed in a second set of lower mold assembly; and automatic stripping and unloading of the plastic-coated part are achieved, and the machining efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of injection molding equipment, and in particular to a winding injection molding equipment for producing permanent magnet synchronous motors. Background Art

[0002] In a motor, the stator winding is wound around the stator core, and the two work together to realize the function of the motor. The stator core provides a magnetic circuit, while the stator winding generates a magnetic field through current. The two interact with each other to transfer electromagnetic energy and drive the rotation of the motor.

[0003] In the prior art, a patent document with announcement number CN216760581U discloses a motor coil injection molding device, including a workbench, a feed chute is provided on the workbench, a cavity is provided in the workbench near the feed chute, a first electric telescopic rod is fixedly installed in the cavity, an injection molding mechanism is fixedly installed on the top outside the workbench, the injection molding mechanism includes an equipment box and a melt box, an inlet and an outlet are respectively provided on the left and right sides of the equipment box, a mold box for injection molding is provided on the top of the workbench, a through hole is provided at the bottom of the mold box, the mold box slides through the equipment box, a feed hole is provided on the top of the equipment box, the melt box is placed above the equipment box, four connecting rods are fixedly connected between the melt box and the equipment box, a discharge hole is provided on the top of the melt box, and the discharge hole is directly opposite to the feed hole.

[0004] During use, it was found that after the above-mentioned device was overmolded on the coil components, it unloaded the materials and then loaded another set of coil components. The overmolding efficiency was low, which affected the subsequent processing efficiency. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a winding injection molding device for the production of permanent magnet synchronous motors with improved processing efficiency.

[0006] The present invention discloses a winding injection molding device for the production of a permanent magnet synchronous motor, comprising a workbench and a controller, wherein the left end of the workbench is provided with a controller, and further comprising an injection molding component, a feeding component, a mold component, a stripping component and a discharging component, wherein the top of the workbench is provided with a feeding component, two groups of lower mold components are provided on the feeding component, the top of the workbench is provided with a stripping component, the top of the workbench is provided with a discharging component, and the top of the workbench is provided with an injection molding component; a first group of components is placed in a first group of lower mold components, and then the first group of lower mold components is made to move by the feeding component. The parts are moved to the bottom of the injection molding component, and then the injection molding component is operated to perform plastic coating on the parts in the first group of lower mold components, and the second group of parts are placed in the second group of lower mold components. After the injection molding is completed, the loading component switches the positions of the two groups of lower mold components. When the first group of lower molds passes through the stripping component, the stripping component ejects the plastic coated stator core from the first group of lower mold components, and then the unloading component separates the plastic coated parts on the first group of lower mold components from the first group of lower mold components to complete the unloading, thereby realizing automatic stripping and unloading of the plastic coated parts and improving the processing efficiency.

[0007] Preferably, the feeding assembly includes a driving motor, a rotating shaft, a disc, a No. 1 support frame, a No. 1 roller and an annular seat, a driving motor is arranged at the bottom end of the workbench, a rotating shaft is arranged at the output end of the driving motor, the top end of the rotating shaft extends to the top of the workbench and is connected to the center of the bottom end of the disc, an annular seat is arranged at the top of the workbench, a plurality of groups of No. 1 support frames are circumferentially arranged at the top of the annular seat, a group of No. 1 rollers are rotatably arranged at the top of each group of No. 1 support frames, and the plurality of groups of No. 1 rollers are in rolling contact with the bottom end of the disc, and two groups of lower mold assemblies are circumferentially arranged on the disc; when the two groups of lower mold assemblies need to be switched in position, the driving motor is started, so that the rotating shaft drives the disc to rotate at an equal angle of one hundred and eighty degrees, and the plurality of groups of No. 1 rollers rotate adaptively with the rotation of the disc, thereby realizing the stable rotation of the disc and improving the stability.

[0008] Preferably, the lower mold assembly includes a lower mold body, an injection cavity, a polished rod, a stripping rod, a limiting groove, a limiting block, a stripping plate, a No. 2 support frame, a No. 2 roller and a spring. The disc is provided with a placement port, and the lower mold body is fixedly installed in the placement port. The lower mold body is provided with multiple groups of injection cavities and multiple groups of circular holes, and a group of polished rods is slidably arranged in each group of circular holes, and the bottom ends of the multiple groups of polished rods are connected to the top of the stripping plate. A group of stripping rods is slidably arranged in each group of injection cavities, and the bottom ends of the multiple groups of stripping rods are connected to the top of the stripping plate. Each group of polished rods is respectively provided with a group of limiting grooves, and a limiting block is provided at the bottom end of the lower mold body, and one end of the limiting block is in the limiting groove. There is a stripping plate and the lower mold body. Spring, a No. 2 support frame is arranged at the bottom end of the stripping plate, and a No. 2 roller is rotatably arranged on the No. 2 support frame; the component is placed in the injection cavity, and then the disc is operated to rotate, so that the lower mold body is moved to the bottom of the injection molding component, and then the injection molding component is operated to seal the injection molding cavity and inject. After completion, the disc rotates, and when the No. 2 roller passes through the stripping component, the stripping component causes the No. 2 roller to drive the stripping plate to rise, so that the stripping rod performs a stripping operation on the plastic-coated component inside the injection molding cavity, and when the No. 2 roller is away from the stripping component, the stripping plate drives multiple groups of stripping rods to re-enter the corresponding injection molding cavity under the action of the spring elastic force, and at the same time, the limit block limits the height of the stripping plate with the cooperation of the limit groove.

[0009] Preferably, the stripping assembly includes an arc-shaped guide plate, a guide block, a fixed block, a slot, a butterfly bolt and a threaded groove, a group of guide blocks are respectively provided on the inner and outer sides of the arc-shaped guide plate, a group of guide blocks is provided with a threaded groove, two groups of fixed blocks are provided on the top of the workbench, a group of slots are respectively provided on the ends close to each other of the two groups of fixed blocks, a group of holes is provided on a group of fixed blocks, a group of butterfly bolts are passed through the holes, and the cross-sectional area of ​​the arc-shaped guide plate is a trapezoid; the arc-shaped guide plate is placed between the two groups of fixed blocks, and the two groups of guide blocks are provided with a threaded groove. They slide into the corresponding slots respectively, and then the thread groove coincides with the hole, the butterfly bolt passes through the hole and is threadedly connected with the thread groove to complete the fixation of the arc guide plate. When the No. 2 roller rotates with the disc, the No. 2 roller contacts the inclined end on one side of the arc guide plate, so that the stripping plate drives multiple groups of stripping rods to strip materials. When the No. 2 roller contacts the inclined end on the other side of the arc guide plate and moves away from the arc guide plate, the height of the stripping plate drops, so that the stripping rod returns to the inside of the injection cavity, thereby realizing automatic stripping and improving stripping efficiency.

[0010] Preferably, the unloading assembly includes an arc-shaped rack, a support seat, a rotary damper, a No. 1 rotating shaft, a No. 1 gear, a bearing, a No. 2 rotating shaft, a No. 2 gear, a support arm and a limit rod, two groups of arc-shaped racks are circumferentially arranged on the outer wall of the disk, a support seat is arranged on the top of the workbench, the No. 1 rotating shaft is rotatably connected to the top of the support seat with the cooperation of the rotary damper, the No. 2 rotating shaft is rotatably connected to the top of the support seat with the cooperation of the bearing, the No. 1 rotating shaft is installed with a No. 1 gear, the No. 2 rotating shaft is installed with a No. 2 gear, the No. 1 gear is meshed with the No. 2 gear, and the No. 2 gear is meshed with the No. 1 gear. The wheel is meshed with an arc-shaped rack, a support arm is arranged on the No. 1 rotating shaft, and two sets of limit rods are arranged on the support arm; when the overmolded component is separated from the injection molding cavity and stays at the top of the lower mold body, a set of arc-shaped racks is meshed with the No. 2 gear, so that the No. 2 gear rotates with the cooperation of the No. 2 rotating shaft and the bearing. Since the No. 2 gear is meshed with the No. 1 gear, the No. 1 gear drives the No. 1 rotating shaft to rotate one circle with the cooperation of the rotary damper, so that the No. 1 rotating shaft drives the support arm and the two sets of limit rods to unload the overmolded component on the lower mold body, thereby realizing automatic unloading.

[0011] Preferably, the injection molding assembly includes support columns, a top plate, a hydraulic cylinder, a lifting plate, an injection molding machine and an upper mold body, two groups of support columns are arranged on the top of the workbench, the tops of the two groups of support columns are connected to the bottom of the top plate, two groups of hydraulic cylinders are arranged on the top of the top plate, the bottom moving ends of the two groups of hydraulic cylinders extend to the bottom of the top plate and are connected to the top of the lifting plate, an injection molding machine is arranged on the lifting plate, an upper mold body is arranged at the bottom of the lifting plate, and the output end of the injection molding machine is connected to the input end of the upper mold body; when in use, when the lower mold assembly drives the component to move to just below the upper mold body, the two groups of hydraulic cylinders are operated to extend, so that the lifting plate drives the injection molding machine and the upper mold body to move downward, the upper mold body seals the top of the lower mold body, and the injection molding machine is operated to perform injection molding between the upper mold body and the lower mold body, thereby performing a plastic coating operation on the component.

[0012] Preferably, it also includes adjustable feet, and a group of adjustable feet are respectively arranged at the four corners of the bottom end of the workbench; the four groups of adjustable feet cooperate with each other to stably support the device and improve stability.

[0013] Preferably, the upper surface of the arc-shaped guide plate is provided with an anti-skid and wear-resistant coating; the second roller is in rolling contact with the arc-shaped guide plate with the cooperation of the anti-skid and wear-resistant coating, thereby reducing friction loss and increasing service life.

[0014] Preferably, the outer ends of the bottoms of the two groups of guide blocks are respectively provided with chamfered portions; the guide blocks are quickly inserted into the slots with the cooperation of the corresponding chamfered portions, thereby improving installation efficiency.

[0015] Preferably, a protective plate is further included. The top of the workbench is provided with a protective plate. The protective plate prevents the two sets of arc-shaped racks from injuring workers when they rotate, thereby improving safety protection.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows: a first group of components is placed in a first group of lower mold assemblies, and then the first group of lower mold assemblies are moved to the bottom of the injection molding assembly by the loading assembly, and then the injection molding assembly is operated to perform overmolding operation on the components in the first group of lower mold assemblies, and at the same time, a second group of components is placed in the second group of lower mold assemblies, and after the injection molding is completed, the loading assembly switches the positions of the two groups of lower mold assemblies, and when the first group of lower molds passes through the stripping assembly, the stripping assembly ejects the overmolded stator core from the first group of lower mold assemblies, and then the unloading assembly separates the overmolded components on the first group of lower mold assemblies from the first group of lower mold assemblies to complete the unloading, thereby realizing automatic stripping and unloading of the overmolded components and improving processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the axonometric structure of the present invention;

[0018] Figure 2 It is a schematic diagram of the explosion structure of the present invention;

[0019] Figure 3 It is an enlarged structural diagram of the workbench, support seat and other structures;

[0020] Figure 4 It is an enlarged structural schematic diagram of the disc and the lower mold body;

[0021] Figure 5 It is an enlarged structural schematic diagram of structures such as a rotating shaft and a stripping plate;

[0022] Figure 6 It is a first enlarged structural schematic diagram of the lower mold body and the stripper plate and other structures;

[0023] Figure 7 is a second enlarged structural schematic diagram of the lower mold body and the stripper plate and other structures;

[0024] Figure 8 It is an enlarged structural diagram of the structure of the No. 1 gear and the No. 2 gear;

[0025] Fig. 9 It is an enlarged structural diagram of the hydraulic cylinder, support column and other structures;

[0026] Fig.10 It is an enlarged structural schematic diagram of structures such as an arc guide plate and a butterfly bolt;

[0027] Fig.11 It is a schematic diagram of the exploded structure of the guide block, the card slot and other structures;

[0028] Fig.12 It is an enlarged structural diagram of the ring seat and No. 1 roller and other structures.

[0029] Markings in the accompanying drawings: 101, workbench; 102, controller; 103, adjustable foot; 104, protective plate; 201, drive motor; 202, rotating shaft; 203, disc; 204, No. 1 support frame; 205, No. 1 roller; 206, annular seat; 301, lower mold body; 302, injection cavity; 303, polished rod; 304, stripper rod; 305, limiting groove; 306, limiting block; 307, stripper plate; 308, No. 2 support frame; 309, No. 2 roller; 310, spring; 401, arc guide plate; 4 02, guide block; 403, fixing block; 404, slot; 405, butterfly bolt; 406, threaded groove; 407, hole; 501, arc rack; 502, support seat; 503, rotary damper; 504, rotating shaft No. 1; 505, gear No. 1; 506, bearing; 507, rotating shaft No. 2; 508, gear No. 2; 509, support arm; 510, limit rod; 601, support column; 602, top plate; 603, hydraulic cylinder; 604, lifting plate; 605, injection molding machine; 606, upper mold body. DETAILED DESCRIPTION

[0030] In order to facilitate understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0031] Example 1

[0032] like Figures 1 to 12 As shown, a winding injection molding device for permanent magnet synchronous motor production of the present invention includes a workbench 101 and a controller 102, wherein the left end of the workbench 101 is equipped with the controller 102, and further includes an injection molding component, a loading component, a mold component, a stripping component and a unloading component, wherein the top of the workbench 101 is provided with a loading component, two groups of lower mold components are provided on the loading component, the top of the workbench 101 is provided with a stripping component, the top of the workbench 101 is provided with a unloading component, and the top of the workbench 101 is provided with an injection molding component;

[0033] The feeding assembly includes a driving motor 201, a rotating shaft 202, a disc 203, a No. 1 support frame 204, a No. 1 roller 205 and an annular seat 206. The driving motor 201 is arranged at the bottom end of the workbench 101. The output end of the driving motor 201 is arranged with a rotating shaft 202. The top end of the rotating shaft 202 extends above the workbench 101 and is connected to the bottom center of the disc 203. The top end of the workbench 101 is arranged with an annular seat 206. The top end of the annular seat 206 is circumferentially provided with multiple groups of No. 1 support frames 204. The top end of each group of No. 1 support frames 204 is respectively rotatably provided with a group of No. 1 rollers 205. The multiple groups of No. 1 rollers 205 are in rolling contact with the bottom end of the disc 203. Two groups of lower mold assemblies are circumferentially arranged on the disc 203.

[0034] The lower mold assembly includes a lower mold body 301, an injection cavity 302, a polished rod 303, a stripping rod 304, a limiting groove 305, a limiting block 306, a stripping plate 307, a second support frame 308, a second roller 309 and a spring 310. The disc 203 is provided with a placement port, and the lower mold body 301 is fixedly installed in the placement port. The lower mold body 301 is provided with multiple groups of injection cavities 302 and multiple groups of circular holes, and a group of polished rods 303 are slidably arranged in each group of circular holes. The bottom ends of the multiple groups of polished rods 303 are connected to the top of the stripping plate 307, and each A group of stripping rods 304 are slidably arranged in the group injection cavity 302, and the bottom ends of the multiple groups of stripping rods 304 are connected to the top of the stripping plate 307. A group of limiting grooves 305 are respectively arranged on each group of light rods 303. A limiting block 306 is arranged at the bottom end of the lower mold body 301, and one end of the limiting block 306 is in the limiting groove 305. A spring 310 is arranged between the stripping plate 307 and the lower mold body 301. A No. 2 support frame 308 is arranged at the bottom end of the stripping plate 307, and a No. 2 roller 309 is rotatably arranged on the No. 2 support frame 308.

[0035] The stripping assembly includes an arc-shaped guide plate 401, a guide block 402, a fixed block 403, a slot 404, a butterfly bolt 405 and a threaded groove 406. A group of guide blocks 402 are respectively arranged on the inner and outer sides of the arc-shaped guide plate 401, and a group of guide blocks 402 are arranged on a threaded groove 406. Two groups of fixed blocks 403 are arranged on the top of the workbench 101, and a group of slots 404 are respectively arranged on the ends close to each other of the two groups of fixed blocks 403. A group of holes 407 are arranged on a group of fixed blocks 403, and a group of butterfly bolts 405 are passed through the holes 407. The cross-sectional area of ​​the arc-shaped guide plate 401 is trapezoidal.

[0036] In this embodiment, the components are placed in the injection cavity 302, and then the disk 203 is operated to rotate, so that the lower mold body 301 is moved to the bottom of the injection assembly, and then the injection assembly is operated to seal the injection cavity 302 and perform injection molding. After completion, the second group of components is placed in the second group of lower mold assemblies at the same time, and the disk 203 rotates. When the second roller 309 rotates with the disk 203, the second roller 309 contacts the inclined surface end of one side of the arc guide plate 401, and the stripper plate 307 drives the multiple groups of stripper rods 304 to rise, so that the stripper rods 304 The stripping operation is performed on the plastic-coated parts inside the injection cavity 302. When the No. 2 roller 309 moves away from the arc guide plate 401, the stripping plate 307 drives the multiple groups of stripping rods 304 to re-enter the corresponding injection cavity 302 under the action of the elastic force of the spring 310. At the same time, the limit block 306 limits the height of the stripping plate 307 with the cooperation of the limit groove 305. After that, the stripped parts on the lower mold body 301 are unloaded through the unloading assembly, thereby completing the injection molding, stripping and unloading in an integrated manner, while reducing the connection time and improving the processing efficiency.

[0037] Example 2

[0038] like Figures 1 to 12 As shown, a winding injection molding device for permanent magnet synchronous motor production of the present invention includes a workbench 101 and a controller 102, wherein the left end of the workbench 101 is equipped with the controller 102, and further includes an injection molding component, a loading component, a mold component, a stripping component and a unloading component, wherein the top of the workbench 101 is provided with a loading component, two groups of lower mold components are provided on the loading component, the top of the workbench 101 is provided with a stripping component, the top of the workbench 101 is provided with a unloading component, and the top of the workbench 101 is provided with an injection molding component;

[0039] The feeding assembly includes a driving motor 201, a rotating shaft 202, a disc 203, a No. 1 support frame 204, a No. 1 roller 205 and an annular seat 206. The driving motor 201 is arranged at the bottom end of the workbench 101. The output end of the driving motor 201 is arranged with a rotating shaft 202. The top end of the rotating shaft 202 extends above the workbench 101 and is connected to the bottom center of the disc 203. The top end of the workbench 101 is arranged with an annular seat 206. The top end of the annular seat 206 is circumferentially provided with multiple groups of No. 1 support frames 204. The top end of each group of No. 1 support frames 204 is respectively rotatably provided with a group of No. 1 rollers 205. The multiple groups of No. 1 rollers 205 are in rolling contact with the bottom end of the disc 203. Two groups of lower mold assemblies are circumferentially arranged on the disc 203.

[0040] The lower mold assembly includes a lower mold body 301, an injection cavity 302, a polished rod 303, a stripping rod 304, a limiting groove 305, a limiting block 306, a stripping plate 307, a second support frame 308, a second roller 309 and a spring 310. The disc 203 is provided with a placement port, and the lower mold body 301 is fixedly installed in the placement port. The lower mold body 301 is provided with multiple groups of injection cavities 302 and multiple groups of circular holes, and a group of polished rods 303 are slidably arranged in each group of circular holes. The bottom ends of the multiple groups of polished rods 303 are connected to the top of the stripping plate 307, and each A group of stripping rods 304 are slidably arranged in the group injection cavity 302, and the bottom ends of the multiple groups of stripping rods 304 are connected to the top of the stripping plate 307. A group of limiting grooves 305 are respectively arranged on each group of light rods 303. A limiting block 306 is arranged at the bottom end of the lower mold body 301, and one end of the limiting block 306 is in the limiting groove 305. A spring 310 is arranged between the stripping plate 307 and the lower mold body 301. A No. 2 support frame 308 is arranged at the bottom end of the stripping plate 307, and a No. 2 roller 309 is rotatably arranged on the No. 2 support frame 308.

[0041] The stripping assembly includes an arc-shaped guide plate 401, a guide block 402, a fixed block 403, a slot 404, a butterfly bolt 405 and a threaded groove 406. A group of guide blocks 402 are respectively arranged on the inner and outer sides of the arc-shaped guide plate 401, and a group of guide blocks 402 are arranged on a threaded groove 406. Two groups of fixed blocks 403 are arranged on the top of the workbench 101, and a group of slots 404 are respectively arranged on the ends close to each other of the two groups of fixed blocks 403. A group of holes 407 are arranged on a group of fixed blocks 403, and a group of butterfly bolts 405 are passed through the holes 407. The cross-sectional area of ​​the arc-shaped guide plate 401 is a trapezoid.

[0042] The unloading assembly includes an arc-shaped rack 501, a support seat 502, a rotary damper 503, a first rotating shaft 504, a first gear 505, a bearing 506, a second rotating shaft 507, a second gear 508, a support arm 509 and a limit rod 510. Two sets of arc-shaped racks 501 are circumferentially arranged on the outer wall of the disk 203. A support seat 502 is arranged at the top of the workbench 101. The first rotating shaft 504 is rotatably connected to the top of the support seat 502 in cooperation with the rotary damper 503. Then, the second rotating shaft 507 is rotatably connected to the top of the support seat 502 under the cooperation of the bearing 506, the first rotating shaft 504 is equipped with a first gear 505, the second rotating shaft 507 is equipped with a second gear 508, the first gear 505 is meshed with the second gear 508, the second gear 508 is meshed with the arc-shaped rack 501, the first rotating shaft 504 is provided with a support arm 509, and the support arm 509 is provided with two sets of limit rods 510;

[0043] The injection molding assembly includes support columns 601, a top plate 602, a hydraulic cylinder 603, a lifting plate 604, an injection molding machine 605 and an upper mold body 606. Two groups of support columns 601 are arranged at the top of the workbench 101. The tops of the two groups of support columns 601 are connected to the bottom of the top plate 602. Two groups of hydraulic cylinders 603 are arranged at the top of the top plate 602. The bottom moving ends of the two groups of hydraulic cylinders 603 extend to the bottom of the top plate 602 and are connected to the top of the lifting plate 604. An injection molding machine 605 is arranged on the lifting plate 604. The upper mold body 606 is arranged at the bottom of the lifting plate 604. The output end of the injection molding machine 605 is connected to the input end of the upper mold body 606.

[0044] In this embodiment, the components are placed in the injection cavity 302, and then the disc 203 is operated to rotate, so that the lower mold body 301 moves to the bottom of the injection molding assembly, and the two groups of hydraulic cylinders 603 are operated to extend, so that the lifting plate 604 drives the injection molding machine 605 and the upper mold body 606 to move downward, and the upper mold body 606 seals the top of the lower mold body 301, and the injection molding machine 605 is operated to perform injection molding between the upper mold body 606 and the lower mold body 301, so as to perform a plastic coating operation on the components, and at the same time, the second group of components is placed in the second group of lower mold assemblies, and the disc 203 rotates. When the No. 2 roller 309 rotates with the disc 203, the No. 2 roller 309 contacts the inclined end of one side of the arc guide plate 401, and the stripping plate 307 drives the multiple groups of stripping rods 304 to rise, so that the stripping rods 304 perform a stripping operation on the plastic coated components inside the injection cavity 302. When the No. 2 roller 309 is away from the arc guide plate 401, Under the action of the elastic force of the spring 310, the stripping plate 307 drives multiple groups of stripping rods 304 to re-enter the corresponding injection cavity 302. At the same time, the limit block 306 limits the height of the stripping plate 307 with the cooperation of the limit groove 305. When the plastic-coated component is separated from the injection cavity 302 and stays at the top of the lower mold body 301, a group of arc-shaped racks 501 engage with the second gear 508, so that the second gear 508 rotates with the cooperation of the second rotating shaft 507 and the bearing 506. Since the second gear 508 engages with the first gear 505, the first gear 505 drives the first rotating shaft 504 to rotate one circle with the cooperation of the rotary damper 503, so that the first rotating shaft 504 drives the support arm 509 and the two groups of limit rods 510 to unload the plastic-coated components on the lower mold body 301, thereby completing the integration of injection molding, stripping and unloading, while reducing the connection time and improving the processing efficiency.

[0045] The controller 102, lower mold body 301, drive motor 201, hydraulic cylinder 603, injection molding machine 605 and upper mold body 606 of a winding injection molding device for permanent magnet synchronous motor production of the present invention are purchased on the market. Technical personnel in the industry only need to install and operate them according to the accompanying instruction manual, without the need for technical personnel in this field to make creative efforts.

[0046] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A winding injection molding device for producing a permanent magnet synchronous motor, comprising a workbench (101) and a controller (102), wherein the controller (102) is installed at the left end of the workbench (101), characterized in that: It also includes an injection molding component, a loading component, a mold component, a stripping component and a unloading component. The top of the workbench (101) is provided with a loading component, two groups of lower mold components are provided on the loading component, the top of the workbench (101) is provided with a stripping component, the top of the workbench (101) is provided with a unloading component, and the top of the workbench (101) is provided with an injection molding component.

2. A winding injection molding device for permanent magnet synchronous motor production as claimed in claim 1, characterized in that: The feeding assembly comprises a driving motor (201), a rotating shaft (202), a disc (203), a No. 1 support frame (204), a No. 1 roller (205) and an annular seat (206); the driving motor (201) is arranged at the bottom end of the workbench (101); the output end of the driving motor (201) is arranged with a rotating shaft (202); the top end of the rotating shaft (202) extends above the workbench (101) and is connected to the center of the bottom end of the disc (203); the top end of the workbench (101) is arranged with an annular seat (206); the top end of the annular seat (206) is circumferentially arranged with multiple groups of No. 1 support frames (204); the top end of each group of No. 1 support frames (204) is respectively rotatably arranged with a group of No. 1 rollers (205); the multiple groups of No. 1 rollers (205) are all in rolling contact with the bottom end of the disc (203); and two groups of lower mold assemblies are circumferentially arranged on the disc (203).

3. A winding injection molding device for permanent magnet synchronous motor production as claimed in claim 2, characterized in that: The lower mold assembly comprises a lower mold body (301), an injection cavity (302), a polished rod (303), a stripping rod (304), a limiting groove (305), a limiting block (306), a stripping plate (307), a No. 2 support frame (308), a No. 2 roller (309) and a spring (310); the disc (203) is provided with a placement opening, the lower mold body (301) is fixedly installed in the placement opening, the lower mold body (301) is provided with a plurality of injection cavities (302) and a plurality of circular holes, a group of polished rods (303) is slidably arranged in each group of circular holes, the bottom ends of the plurality of polished rods (303) are connected to the top end of the stripping plate (307), and each group of polished rods (303) is provided with a plurality of injection cavities (302) and a plurality of circular holes. A group of stripping rods (304) are slidably arranged in the group injection cavity (302), and the bottom ends of the multiple groups of stripping rods (304) are connected to the top end of the stripping plate (307). A group of limiting grooves (305) are respectively arranged on each group of light rods (303). A limiting block (306) is arranged at the bottom end of the lower mold body (301), and one end of the limiting block (306) is in the limiting groove (305). A spring (310) is arranged between the stripping plate (307) and the lower mold body (301). A second support frame (308) is arranged at the bottom end of the stripping plate (307), and a second roller (309) is rotatably arranged on the second support frame (308).

4. The winding injection molding equipment for permanent magnet synchronous motor production according to claim 1, characterized in that: The stripping assembly comprises an arc-shaped guide plate (401), a guide block (402), a fixed block (403), a slot (404), a butterfly bolt (405) and a threaded groove (406); a group of guide blocks (402) are respectively arranged on the inner side and the outer side of the arc-shaped guide plate (401); a group of guide blocks (402) are arranged on a threaded groove (406); two groups of fixed blocks (403) are arranged on the top of the workbench (101); a group of slots (404) are respectively arranged at the ends close to each other of the two groups of fixed blocks (403); a group of holes (407) are arranged on a group of fixed blocks (403); a group of butterfly bolts (405) are passed through the holes (407); and the cross-sectional area of ​​the arc-shaped guide plate (401) is trapezoidal.

5. The winding injection molding equipment for permanent magnet synchronous motor production according to claim 2, characterized in that: The unloading assembly comprises an arc-shaped rack (501), a support seat (502), a rotary damper (503), a first rotating shaft (504), a first gear (505), a bearing (506), a second rotating shaft (507), a second gear (508), a support arm (509) and a limit rod (510), wherein two groups of arc-shaped racks (501) are circumferentially arranged on the outer wall of the disk (203), a support seat (502) is arranged at the top of the workbench (101), and the first rotating shaft (504) rotates with the top of the support seat (502) in cooperation with the rotary damper (503). The second rotating shaft (507) is rotatably connected with the top of the support seat (502) in cooperation with the bearing (506); a first gear (505) is installed on the first rotating shaft (504); a second gear (508) is installed on the second rotating shaft (507); the first gear (505) is meshed with the second gear (508); the second gear (508) is meshed with the arc-shaped rack (501); a support arm (509) is provided on the first rotating shaft (504); and two sets of limit rods (510) are provided on the support arm (509).

6. The winding injection molding equipment for permanent magnet synchronous motor production according to claim 1, characterized in that: The injection molding assembly comprises a support column (601), a top plate (602), a hydraulic cylinder (603), a lifting plate (604), an injection molding machine (605) and an upper mold body (606). Two groups of support columns (601) are arranged at the top of the workbench (101), and the tops of the two groups of support columns (601) are connected to the bottom of the top plate (602). Two groups of hydraulic cylinders (603) are arranged at the top of the top plate (602). The bottom movable ends of the two groups of hydraulic cylinders (603) extend to the bottom of the top plate (602) and are connected to the top of the lifting plate (604). The injection molding machine (605) is arranged on the lifting plate (604), and the upper mold body (606) is arranged at the bottom of the lifting plate (604). The output end of the injection molding machine (605) is connected to the input end of the upper mold body (606).

7. The winding injection molding equipment for permanent magnet synchronous motor production according to claim 1, characterized in that: It also includes adjustable feet (103), and a group of adjustable feet (103) are respectively arranged at the four corners of the bottom end of the workbench (101).

8. The winding injection molding equipment for permanent magnet synchronous motor production according to claim 4, characterized in that: The upper surface of the arc-shaped guide plate (401) is provided with an anti-slip and wear-resistant coating.

9. The winding injection molding equipment for permanent magnet synchronous motor production according to claim 4, characterized in that: The outer ends of the bottoms of the two groups of guide blocks (402) are respectively provided with chamfered portions.

10. The winding injection molding equipment for permanent magnet synchronous motor production according to claim 1, characterized in that: It also comprises a protection plate (104), and the top of the workbench (101) is provided with the protection plate (104).

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