Motor stator coil shaping equipment

Abstract

The invention belongs to the technical field of motor stator assembly, and particularly relates to motor stator coil shaping equipment. By arranging the lower end face shaping block, the upper end face pressing shaping mechanism, the middle expanding shaping mechanism and the outer side folding shaping mechanism, coils at the upper end, the lower end, the inner side and the outer side of the motor stator to be shaped are shaped, and the shaped motor stator coils are good in consistency.

Description

Technical Field

[0001] The invention belongs to the technical field of motor stator assembly, and in particular relates to a motor stator coil shaping device. Background Art

[0002] During the motor stator production process, the stator must be shaped after the wire is embedded. This involves applying pressure to the stator to deform the irregular shape of the wire wrapping and return it to a regular shape to meet design requirements. Traditionally, this has been done manually, but this has resulted in poor consistency and low efficiency. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to provide a motor stator assembly technology field, specifically a motor stator coil shaping device.

[0004] The technical solution adopted by the present invention to solve the technical problem is: a motor stator coil shaping device, including a lower end surface shaping block, an upper end surface pressure shaping mechanism, a middle expansion shaping mechanism and an outer side contraction shaping mechanism;

[0005] The intermediate expansion and shaping mechanism includes an intermediate expansion drive, an intermediate shaping block, and a mounting seat; the mounting seat is mounted on a frame and has a vertically arranged positioning center L; the intermediate shaping block is slidably mounted on the mounting seat; a plurality of intermediate shaping blocks are arranged circumferentially around the positioning center L; the intermediate expansion drive drives the plurality of intermediate shaping blocks to expand or retract around the positioning center L;

[0006] The lower end face shaping block is an annular structure, and the lower end face shaping block is sleeved on the mounting seat and located at the lower end of the mounting seat; the upper surface of the lower end face shaping block is a horizontally arranged lower end face shaping surface, and the middle shaping surface of the middle shaping block is located above the lower end face shaping surface;

[0007] The upper end surface pressure shaping mechanism includes an upper end surface pressure driving member and an upper end surface shaping block connected to the upper end surface pressure driving member; the lower surface of the upper end surface shaping block is a horizontally arranged upper end surface shaping surface; the upper end surface shaping surface and the lower end surface shaping surface are arranged in a corresponding manner up and down;

[0008] The outer folding and shaping mechanism includes an outer folding drive member, an outer shaping block, a horizontal fixed plate and a horizontal rotating plate; the horizontal fixed plate is fixedly connected to the frame, and the horizontal rotating plate is rotatably connected to the frame; the lower end face shaping block, the horizontal fixed plate and the horizontal rotating plate are coaxially arranged, the lower end face shaping block is located in the middle channel of the horizontal fixed plate and the horizontal rotating plate, and the horizontal fixed plate and the horizontal rotating plate are arranged in sequence up and down; the horizontal fixed plate is provided with a long hole arranged along its own radial direction, and a plurality of long holes are provided along the circumference of the horizontal fixed plate; the horizontal rotating plate is provided with a long hole arranged along its own radial direction An inclined hole with an angled radial direction is provided, and a plurality of the inclined holes are provided along the circumference of the horizontal rotating disk; a vertically arranged pin is connected to the outer shaping block, and the pin passes through a group of the long holes and is installed with the inclined hole and slides together; the outer shaping block is located on the outer side of the lower end face shaping block, and a plurality of the outer shaping blocks are provided along the circumference of the horizontal fixed disk; the lower end face shaping block, the plurality of the outer shaping blocks, and the plurality of the middle shaping blocks form a shaping space with the opening facing upward; the outer folding drive is connected to the horizontal rotating disk in a transmission manner, and drives the plurality of the outer shaping blocks to expand or fold around the positioning center L.

[0009] Furthermore, the horizontal fixed plate is provided with a limiting slide groove arranged along its own radial direction, and the long hole is provided on the bottom wall of the limiting slide groove; a plurality of limiting slide grooves are provided along the circumference of the horizontal fixed plate; a boss is formed between two adjacent limiting slide grooves;

[0010] The outer shaping block includes a first sliding portion and an outer shaping portion connected to each other; the first sliding portion is connected to the pin shaft and slides with the limiting sliding groove; the outer shaping portion is located at one end of the first sliding portion close to the positioning center L.

[0011] Furthermore, it also includes a horizontal limit plate; the horizontal limit plate is located above the boss and is connected to the boss; both sides of the horizontal limit plate extend to above the first sliding part; there is a spacing between two adjacent horizontal limit plates, and the pin shaft is located in the spacing between two adjacent horizontal limit plates.

[0012] Furthermore, the mounting seat is provided with a communicating guide hole and a mounting chamber; the opening of the mounting chamber faces downward, and the guide hole is provided on a side wall of the mounting seat;

[0013] The intermediate shaping block includes a second sliding portion and an intermediate shaping portion connected to each other; the intermediate shaping portion is located at an end of the second sliding portion away from the center of the installation cavity; the end surface of the intermediate shaping portion opposite to the second sliding portion serves as the intermediate shaping surface; the second sliding portion is slidably engaged with the guide hole;

[0014] The driving end of the intermediate expansion drive member is connected to a frustum located in the installation chamber, and the axis of the frustum coincides with the positioning center L; the frustum is connected to the second sliding part through a slider groove structure, and the slider groove structure is guided along the busbar of the frustum.

[0015] Furthermore, the mounting seat includes a vertically arranged mounting sleeve and a cap mounted on the upper end of the mounting sleeve;

[0016] The axis of the mounting sleeve coincides with the positioning center L, and the inner wall of the mounting sleeve and the lower surface of the cap form the mounting chamber;

[0017] The outer side of the lower end of the mounting sleeve is provided with an annular convex edge arranged coaxially with the mounting sleeve and mounted on the frame; the annular convex edge is provided with a guide groove arranged radially along the lower end surface shaping block, and the guide groove, the guide hole and the mounting chamber are connected;

[0018] The lower end of the second sliding portion is provided with a protrusion opposite to the positioning center L, and the protrusion is slidably engaged with the guide groove; the intermediate shaping portion is located above the protrusion;

[0019] The lower end face shaping block is sleeved on the outside of the annular convex edge and is connected via a connecting piece; the inner side wall shielding guide groove of the lower end face shaping block is located at one end of the edge of the annular convex edge.

[0020] Furthermore, the lower end face shaping block includes a vertically arranged support sleeve and a lower end face shaping ring plate horizontally arranged on the inner side of the upper end of the support sleeve;

[0021] The axis of the support sleeve coincides with the positioning center L; the support sleeve is coaxially sleeved outside the annular convex edge and is connected by a connecting piece;

[0022] The lower end face shaping ring plate is located above the annular convex edge and outside the mounting sleeve; the upper surface of the lower end face shaping ring plate serves as the lower end face shaping surface.

[0023] Furthermore, the horizontal fixing plate is connected to the frame via vertically arranged support columns with a spacing therebetween; a plurality of support columns are arranged along the circumference of the horizontal fixing plate.

[0024] Furthermore, the upper end surface pressure driving member, the middle expansion driving member and the outer contraction driving member are all cylinders or hydraulic cylinders.

[0025] Furthermore, when the outer folding drive member is a cylinder or a hydraulic cylinder, the outer folding drive member is installed on the frame through a rotating seat, the driving end of the outer folding drive member is connected to the horizontal rotating disk through a hinge, and the rotation centers of the rotating seat and the hinge are both vertically arranged.

[0026] Furthermore, it also includes a bearing, wherein the axis of the bearing coincides with the positioning center L;

[0027] The frame is provided with a window corresponding to and communicating with the installation chamber;

[0028] The horizontal rotating disk is installed on the frame through a bearing, and the middle through hole of the bearing corresponds to and is connected with the window on the frame.

[0029] Compared with the prior art, the present invention has the following advantages: the present invention provides a motor stator winding shaping device, which ensures good consistency of the motor stator winding after shaping, and has the advantages of high reliability, high efficiency, and labor saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 is a perspective view of the present invention;

[0031] Figure 2 This is a three-dimensional diagram of the present invention after removing the upper end surface pressure shaping mechanism and part of the frame;

[0032] Figure 3 It is a three-dimensional diagram of the lower end surface shaping block and the middle expansion shaping mechanism of the present invention;

[0033] Figure 4 It is a vertical cross-sectional structural diagram of the lower end surface shaping block and the middle expansion shaping mechanism of the present invention;

[0034] Figure 5 is a perspective view of the lower end surface shaping block and the mounting seat of the present invention;

[0035] Figure 6 It is a vertical cross-sectional structural diagram of the lower end surface shaping block and the mounting seat of the present invention;

[0036] Figure 7 is a perspective view of the mounting sleeve of the present invention;

[0037] Figure 8 It is a three-dimensional diagram of the intermediate shaping block of the present invention;

[0038] Figure 9 This is a top view of the outer shaping block of the present invention installed on the horizontal fixed plate and the horizontal rotating plate;

[0039] Figure 10 yes Figure 9 Sectional view along the section line AA;

[0040] Figure 11 is a perspective view of a horizontal fixed plate of the present invention;

[0041] Figure 12 is a perspective view of a horizontal rotating disk of the present invention;

[0042] Reference numerals:

[0043] 1- rack;

[0044] 2-lower end surface shaping block; 201-lower end surface shaping surface; 202-support sleeve; 203-lower end surface shaping ring plate;

[0045] 3-upper end surface pressure shaping mechanism; 301-upper end surface pressure driving member; 302-upper end surface shaping block;

[0046] 4 - Intermediate expansion and shaping mechanism; 401 - Intermediate expansion drive member; 4011 - Cone; 402 - Intermediate shaping block; 4021 - Second sliding portion; 4022 - Intermediate shaping portion; 4023 - Protrusion; 4024 - Intermediate shaping surface; 403 - Mounting seat; 4031 - Mounting chamber; 4032 - Guide hole; 4033 - Mounting sleeve; 4034 - Cover cap; 4035 - Connector; 4036 - Annular flange; 4037 - Guide groove; 404 - Slider and slideway structure; 405 - Annular base;

[0047] 5-outer folding and shaping mechanism; 501-outer folding drive member; 502-outer shaping block; 5021-first sliding part; 5022-outer shaping part; 503-horizontal fixed plate; 5031-long hole; 5032-limiting slide groove; 5033-boss; 504-horizontal rotating plate; 5041-inclined hole; 505-pin shaft; 506-horizontal limiting plate; 507-hinge; 508-bearing; 509-support column; 510-rotating seat. DETAILED DESCRIPTION

[0048] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0049] The motor stator coil shaping device includes a lower end face shaping block 2, an upper end face pressure shaping mechanism 3, a middle expansion shaping mechanism 4, and an outer side contraction shaping mechanism 5. By arranging the lower end face shaping block 2, the upper end face pressure shaping mechanism 3, the middle expansion shaping mechanism 4, and the outer side contraction shaping mechanism 5, the upper end, lower end, inner side, and outer side of the motor stator coil are shaped, so that the shaped motor stator coil has good consistency.

[0050] Specifically, the intermediate expansion and shaping mechanism 4 includes an intermediate expansion driver 401, an intermediate shaping block 402, and a mounting base 403. The mounting base 403 is mounted on the frame 1 and has a vertically arranged positioning center L. The intermediate shaping block 402 is slidably mounted on the mounting base 403. Multiple intermediate shaping blocks 402 are arranged circumferentially around the positioning center L. The intermediate expansion driver 401 drives the multiple intermediate shaping blocks 402 to expand or retract around the positioning center L. Both the intermediate expansion driver 401 and the mounting base 403 are mounted on the frame 1. The mounting base 403 provides sliding support for the intermediate shaping blocks 402.

[0051] Specifically, the lower end face shaping block 2 is an annular structure, mounted on a mounting base 403 and located at the lower end of the mounting base 403. The upper surface of the lower end face shaping block 2 serves as a horizontally disposed lower end face shaping surface 201, and the intermediate shaping surface 4024 of the intermediate shaping block 402 is located above the lower end face shaping surface 201. The mounting base 403 provides mounting support for the lower end face shaping block 2. The axis of the lower end face shaping block 2 coincides with the positioning center L. The end surface of the intermediate shaping block 402, remote from the positioning center L, serves as the intermediate shaping surface 4024, which is disposed vertically.

[0052] Specifically, the upper end surface pressure shaping mechanism 3 includes an upper end surface pressure driving member 301 and an upper end surface shaping block 302 connected to the upper end surface pressure driving member 301. The lower surface of the upper end surface shaping block 302 is a horizontal upper end surface shaping surface, which is arranged vertically corresponding to the lower end surface shaping surface 201. The upper end surface pressure driving member 301 is mounted on the frame 1.

[0053] Specifically, the outer folding and shaping mechanism 5 includes an outer folding drive member 501, an outer shaping block 502, a horizontal fixed disk 503 and a horizontal rotating disk 504; the horizontal fixed disk 503 is fixedly connected to the frame 1, and the horizontal rotating disk 504 is rotatably connected to the frame 1; the lower end face shaping block 2, the horizontal fixed disk 503 and the horizontal rotating disk 504 are coaxially arranged, and the lower end face shaping block 2 is located in the middle channel of the horizontal fixed disk 503 and the horizontal rotating disk 504, and the horizontal fixed disk 503 and the horizontal rotating disk 504 are arranged in sequence up and down. The outer folding drive member 501 is installed on the frame 1; the horizontal fixed plate 503 is provided with a long hole 5031 arranged along its own radial direction, and the long hole 5031 is provided along the circumference of the horizontal fixed plate 503; the horizontal rotating plate 504 is provided with an inclined hole 5041 with an angle to its own radial direction, and the inclined hole 5041 is provided along the circumference of the horizontal rotating plate 504; the outer shaping block 502 is connected to a vertically arranged pin shaft 505, and the pin shaft 505 passes through a set of The long hole 5031 is mounted and slidably engaged with the inclined hole 5041. The outer shaping blocks 502 are located outside the lower end face shaping block 2 and are arranged in plurality along the circumference of the horizontal fixed disk 503. The lower end face shaping block 2, the plurality of outer shaping blocks 502, and the plurality of intermediate shaping blocks 402 define a shaping space with an upward opening. The outer retraction drive 501 is in transmission connection with the horizontal rotating disk 504 and drives the plurality of outer shaping blocks 502 to expand or retract about the positioning center L. The end surfaces of the outer shaping blocks 502 facing the positioning center L serve as the outer shaping surfaces.

[0054] The axes of the lower end face shaping block 2, the horizontal fixed plate 503, and the horizontal rotating plate 504 all coincide with the positioning center L. The inner side surfaces of the horizontal fixed plate 503 and the horizontal rotating plate 504 are spaced apart from the lower end face shaping block 2. The outer retraction drive member 501 is mounted on the frame 1.

[0055] The working process is as follows: Initially, the upper end face shaping block 302 is located in the initial position, that is, the upper end face shaping block 302 is located above the lower end face shaping block 2 and has a spacing that allows the motor stator to be shaped to be placed. The intermediate expansion drive 401 drives each intermediate shaping block 402 to move toward the positioning center L. Multiple intermediate shaping blocks 402 are close to the positioning center L, and the diameter of the circular structure they form is the smallest. The outer retraction drive 501 drives the horizontal rotating disk 504 to rotate around the positioning center L, thereby driving each pin 505 connected to the outer shaping block 502 to slide to the end of the long hole 5031 away from the positioning center L. At this time, the multiple outer shaping blocks 502 of the outer retraction shaping mechanism 5 are away from the positioning center L, and the diameter of the circular structure they form is the largest. The motor stator to be shaped is placed in the shaping space, and the coil at the lower end of the motor stator contacts the lower end shaping surface 201 of the lower end face shaping block 2. The upper end surface pressure driving member 301 drives the upper end surface shaping block 302 to press down, and under the action of the vertical downward pressure, the winding package at the upper end of the motor stator and the winding package at the lower end of the motor stator are shaped. The middle expansion driving member 401 drives each middle shaping block 402 to move in the direction away from the positioning center L. Multiple middle shaping blocks 402 are away from the positioning center L to shape the winding package on the inner side of the motor stator. The outer folding driving member 501 drives the horizontal rotating disk 504 to rotate around the positioning center L, thereby driving each pin shaft 505 connected to the outer shaping block 502 to slide to the end of the long hole 5031 close to the positioning center L. At this time, multiple outer shaping blocks 502 of the outer folding shaping mechanism 5 are close to the positioning center L to shape the winding package on the outer side of the motor stator.

[0056] Preferably, the horizontal fixing plate 503 is provided with limiting grooves 5032 arranged along its radial direction, and the elongated hole 5031 is provided on the bottom wall of the limiting grooves 5032. A plurality of limiting grooves 5032 are provided along the circumference of the horizontal fixing plate 503. A boss 5033 is formed between two adjacent limiting grooves 5032. The outer shaping block 502 includes a first sliding portion 5021 and an outer shaping portion 5022 connected to each other. The first sliding portion 5021 is connected to the pin 505 and slidably engages with the limiting grooves 5032. The outer shaping portion 5022 is located at an end of the first sliding portion 5021 that is closer to the positioning center L. The length direction of the limiting groove 5032 is parallel to the length direction of the elongated hole 5031. The side of the outer shaping portion 5022 facing the positioning center L serves as an outer shaping surface. The sliding fit between the limiting slide groove 5032 and the first sliding portion 5021 further improves the reliability of the radial reciprocating motion of the outer shaping block 502 along the horizontal fixed disk 503. Preferably, a horizontal limiting plate 506 is further included; the horizontal limiting plate 506 is located above the boss 5033 and is connected to the boss 5033; both sides of the horizontal limiting plate 506 extend above the first sliding portion 5021; there is a gap between two adjacent horizontal limiting plates 506, and the pin 505 is located in the gap between the two adjacent horizontal limiting plates 506. The horizontal limiting plate 506 is connected to the boss 5033 by bolts. The horizontal limiting plate 506 limits the upper portion of the first sliding portion 5021 to prevent the first sliding portion 5021 from slipping upward from the opening of the limiting slide groove 5032.

[0057] The horizontal limiting plate 506 has various structural forms, and is preferably a fan-shaped plate.

[0058] Preferably, the mounting seat 403 is provided with a guide hole 4032 and a mounting chamber 4031 in communication; the opening of the mounting chamber 4031 faces downward, and the guide hole 4032 is provided on the side wall of the mounting seat 403; the intermediate shaping block 402 includes a second sliding portion 4021 and an intermediate shaping portion 4022 connected to each other; the intermediate shaping portion 4022 is located at one end of the second sliding portion 4021 away from the center of the mounting chamber 4031; the intermediate shaping portion 4022 is connected to the second sliding portion 4021 and the intermediate shaping portion 4022. The opposite end surface of the sliding portion 4021 serves as the intermediate shaping surface 4024; the second sliding portion 4021 slidably engages with the guide hole 4032; the driving end of the intermediate expansion driver 401 is connected to a cone 4011 located within the mounting chamber 4031, with the axis of the cone 4011 coinciding with the positioning center L; the cone 4011 and the second sliding portion 4021 are connected by a slider slot structure 404, which guides along the generatrix of the cone 4011. Preferably, the cone 4011 is a truncated cone structure with a smaller top and a larger bottom. The intermediate expansion driver 401 drives the cone 4011 to move vertically upward, driving the intermediate shaping blocks 402 to move linearly away from the positioning center L, thereby causing the multiple intermediate shaping blocks 402 to expand around the positioning center L. The middle expansion driving member 401 drives the cone 4011 to move vertically downward, driving the middle shaping block 402 to move linearly toward the positioning center L, thereby causing the plurality of middle shaping blocks 402 to converge around the positioning center L.

[0059] Specifically, two intermediate shaping portions 4022 are provided at a distance from each other in the vertical direction, and the two intermediate shaping portions 4022 are connected via a connecting portion.

[0060] Preferably, the mounting seat 403 includes a vertically arranged mounting sleeve 4033 and a cap 4034 mounted on the upper end of the mounting sleeve 4033; the axis of the mounting sleeve 4033 coincides with the positioning center L, and the inner wall of the mounting sleeve 4033 and the lower surface of the cap 4034 form the mounting chamber 4031; the outer side of the lower end of the mounting sleeve 4033 is provided with an annular ridge 4036 arranged coaxially with itself and mounted on the frame 1; the annular ridge 4036 is provided with a guide groove 4036 radially arranged along the lower end surface shaping block 2 037, the guide groove 4037, guide hole 4032, and mounting chamber 4031 are interconnected; the lower end of the second sliding portion 4021 is provided with a protrusion 4023 facing away from the positioning center L, and the protrusion 4023 slidably engages with the guide groove 4037; the intermediate shaping portion 4022 is located above the protrusion 4023; the lower end face shaping block 2 is fitted onto the outside of the annular ridge 4036 and connected via a connector 4035; the inner sidewall of the lower end face shaping block 2 blocks the guide groove 4037, located at one end of the edge of the annular ridge 4036. When linearly moving away from the positioning center L and the protrusion 4023 contacts the inner sidewall of the lower end face shaping block 2, the intermediate shaping block 402 reaches its maximum position away from the positioning center L. The mounting seat 403 also serves to quickly place the motor stator to be shaped into the shaping space and align it with the positioning center L.

[0061] The annular flange 4036 can be directly mounted on the frame 1 . Preferably, the annular flange 4036 is mounted on the frame 1 via an annular base 405 that is coaxially arranged with the annular flange 4036 .

[0062] The second sliding portion 4021 and the protruding portion 4023 may be connected by welding. Preferably, the second sliding portion 4021 and the protruding portion 4023 are an integrally formed structure.

[0063] The mounting sleeve 4033 and the annular flange 4036 can be connected by welding. Preferably, the mounting sleeve 4033 and the annular flange 4036 are an integrally formed structure.

[0064] The mounting sleeve 4033 and the cover cap 4034 may be threadedly connected. Preferably, the mounting sleeve 4033 and the cover cap 4034 are connected by screws.

[0065] Preferably, the lower end face shaping block 2 includes a vertically arranged support sleeve 202, and a lower end face shaping ring plate 203 horizontally arranged on the inner side of the upper end of the support sleeve 202; the axis of the support sleeve 202 coincides with the positioning center L; the support sleeve 202 is coaxially sleeved on the outside of the annular flange 4036 and is connected by a connecting piece 4035; the lower end face shaping ring plate 203 is located above the annular flange 4036 and on the outer side of the mounting sleeve 4033; the upper surface of the lower end face shaping ring plate 203 serves as the lower end face shaping surface 201.

[0066] The support sleeve 202 and the lower end surface shaping ring plate 203 can be connected by welding. Preferably, the support sleeve 202 and the lower end surface shaping ring plate 203 are an integral structure formed in one piece.

[0067] The connecting member 4035 may be a block and slot structure. Preferably, the connecting member 4035 is a bolt.

[0068] Preferably, the horizontal fixing plate 503 is connected to the frame 1 via vertically arranged support columns 509 with a spacing therebetween; a plurality of support columns 509 are arranged along the circumference of the horizontal fixing plate 503 .

[0069] The outer closing drive member 501 can be a motor and gear transmission structure. The upper end surface pressure drive member 301 can be a motor and screw structure. Preferably, the upper end surface pressure drive member 301, the middle expansion drive member 401 and the outer closing drive member 501 are all cylinders or hydraulic cylinders.

[0070] Preferably, when the outer folding drive member 501 is a cylinder or a hydraulic cylinder, the outer folding drive member 501 is installed on the frame 1 through a rotating seat 510, and the driving end of the outer folding drive member 501 is connected to the horizontal rotating disk 504 through a hinge 507, and the rotation centers of the rotating seat 510 and the hinge 507 are both vertically arranged.

[0071] Preferably, it further includes a bearing 508; a window corresponding to and connected to the installation chamber 4031 is provided on the frame 1; the horizontal rotating disk 504 is installed on the frame 1 through the bearing 508, and the middle through hole of the bearing 508 corresponds to and is connected to the window of the frame 1.

[0072] When the intermediate expansion drive member 401 is a pneumatic cylinder or a hydraulic cylinder, the piston rod of the intermediate expansion drive member 401 vertically passes through the window on the frame 1, the central through hole of the bearing 508, the central through hole of the annular base 405 and the central through hole of the annular flange 4036, and extends into the mounting sleeve 4033.

[0073] The embodiments of the specific implementation are all preferred embodiments of the present invention and are not intended to limit the scope of protection of the present invention. Any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the scope of protection of the present invention.

Claims

1. Motor stator coil shaping equipment, characterized by: It comprises a lower end surface shaping block (2), an upper end surface pressure shaping mechanism (3), a middle expansion shaping mechanism (4) and an outer side contraction shaping mechanism (5); The intermediate expansion and shaping mechanism (4) comprises a frustum (401), an intermediate shaping block (402) and a mounting seat (403); the mounting seat (403) is mounted on the frame (1) and has a vertically arranged positioning center L; the intermediate shaping block (402) is slidably mounted on the mounting seat (403); a plurality of intermediate shaping blocks (402) are arranged circumferentially around the positioning center L; the intermediate expansion driving member (401) drives the plurality of intermediate shaping blocks (402) to expand or retract around the positioning center L; The lower end face shaping block (2) is an annular structure, and the lower end face shaping block (2) is mounted on the mounting seat (403) and is located at the lower end of the mounting seat (403); the upper surface of the lower end face shaping block (2) is a horizontally arranged lower end face shaping surface (201), and the middle shaping surface (4024) of the middle shaping block (402) is located above the lower end face shaping surface (201); The upper end surface pressure shaping mechanism (3) comprises an upper end surface pressure driving member (301) and an upper end surface shaping block (302) connected to the upper end surface pressure driving member (301); the lower surface of the upper end surface shaping block (302) is a horizontally arranged upper end surface shaping surface; the upper end surface shaping surface and the lower end surface shaping surface (201) are arranged in correspondence with each other. The outer side folding and shaping mechanism (5) comprises an outer side folding driving member (501), an outer side shaping block (502), a horizontal fixed disk (503) and a horizontal rotating disk (504); the horizontal fixed disk (503) is fixedly connected to the frame (1), and the horizontal rotating disk (504) is rotatably connected to the frame (1); the lower end face shaping block (2), the horizontal fixed disk (503) and the horizontal rotating disk (504) are coaxially arranged, the lower end face shaping block (2) is located in the middle channel of the horizontal fixed disk (503) and the horizontal rotating disk (504), and the horizontal fixed disk (503) and the horizontal rotating disk (504) are arranged in sequence up and down; the horizontal fixed disk (503) is provided with a long hole (5031) arranged along its own radial direction, and a plurality of the long holes (5031) are provided along the circumference of the horizontal fixed disk (503); the horizontal rotating disk (504 ) is provided with an inclined hole (5041) having an angle with its own radial direction, and a plurality of the inclined holes (5041) are provided along the circumference of the horizontal rotating disk (504); the outer shaping block (502) is connected with a vertically arranged pin shaft (505), and the pin shaft (505) passes through a group of the long holes (5031) and is installed and slidably matched with the inclined hole (5041); the outer shaping block (502) is located on the outer side of the lower end face shaping block (2), and a plurality of the outer shaping blocks (502) are provided along the circumference of the horizontal fixed disk (503); the lower end face shaping block (2), the plurality of the outer shaping blocks (502), and the plurality of the middle shaping blocks (402) form a shaping space with an opening facing upward; the outer folding drive member (501) is transmission-connected to the horizontal rotating disk (504), and drives the plurality of the outer shaping blocks (502) to expand or fold around the positioning center L.

2. The motor stator coil shaping device according to claim 1, characterized in that: The horizontal fixed disk (503) is provided with a limiting sliding groove (5032) arranged along its own radial direction, and the long hole (5031) is provided on the bottom wall of the limiting sliding groove (5032); a plurality of the limiting sliding grooves (5032) are provided along the circumference of the horizontal fixed disk (503); a boss (5033) is formed between two adjacent limiting sliding grooves (5032); The outer shaping block (502) comprises a first sliding portion (5021) and an outer shaping portion (5022) connected to each other; the first sliding portion (5021) is connected to the pin shaft (505) and is slidably engaged with the limiting sliding groove (5032); the outer shaping portion (5022) is located at one end of the first sliding portion (5021) close to the positioning center L.

3. The motor stator coil shaping device according to claim 2, characterized in that: It also includes a horizontal limit plate (506); the horizontal limit plate (506) is located above the boss (5033) and is connected to the boss (5033); both sides of the horizontal limit plate (506) extend to above the first sliding portion (5021); there is a spacing between two adjacent horizontal limit plates (506), and the pin shaft (505) is located in the spacing between the two adjacent horizontal limit plates (506).

4. The motor stator winding shaping device according to claim 1, characterized in that: The mounting seat (403) is provided with a communicating guide hole (4032) and a mounting chamber (4031); the opening of the mounting chamber (4031) faces downward, and the guide hole (4032) is provided on a side wall of the mounting seat (403); The intermediate shaping block (402) comprises a second sliding portion (4021) and an intermediate shaping portion (4022) connected to each other; the intermediate shaping portion (4022) is located at an end of the second sliding portion (4021) away from the center of the installation chamber (4031); the end surface of the intermediate shaping portion (4022) opposite to the second sliding portion (4021) serves as the intermediate shaping surface (4024); the second sliding portion (4021) is in sliding engagement with the guide hole (4032); The driving end of the intermediate expansion driving member (401) is connected to a frustum (4011) located in the installation chamber (4031), and the axis of the frustum (4011) coincides with the positioning center L; the frustum (4011) is connected to the second sliding part (4021) through a slider groove structure (404), and the slider groove structure (404) is guided along the busbar of the frustum (4011).

5. The motor stator coil shaping device according to claim 4, characterized in that: The mounting seat (403) includes a vertically arranged mounting sleeve (4033) and a cap (4034) mounted on the upper end of the mounting sleeve (4033); The axis of the installation sleeve (4033) coincides with the positioning center L, and the inner wall of the installation sleeve (4033) and the lower surface of the cap (4034) form the installation chamber (4031); The outer side of the lower end of the mounting sleeve (4033) is provided with an annular convex edge (4036) arranged coaxially with the mounting sleeve and mounted on the frame (1); the annular convex edge (4036) is provided with a guide groove (4037) arranged radially along the lower end face shaping block (2); the guide groove (4037), the guide hole (4032) and the mounting chamber (4031) are connected; The lower end of the second sliding portion (4021) is provided with a protruding portion (4023) opposite to the positioning center L, and the protruding portion (4023) is slidably matched with the guide groove (4037); the intermediate shaping portion (4022) is located above the protruding portion (4023); The lower end face shaping block (2) is sleeved outside the annular convex edge (4036) and is connected via a connecting piece (4035); the inner side wall shielding guide groove (4037) of the lower end face shaping block (2) is located at one end of the edge of the annular convex edge (4036).

6. The motor stator coil shaping device according to claim 5, characterized in that: The lower end face shaping block (2) comprises a vertically arranged support sleeve (202) and a lower end face shaping ring plate (203) horizontally arranged on the inner side of the upper end of the support sleeve (202); The axis of the support sleeve (202) coincides with the positioning center L; the support sleeve (202) is coaxially sleeved outside the annular convex edge (4036) and is connected via a connecting piece (4035); The lower end face shaping ring plate (203) is located above the annular convex edge (4036) and outside the mounting sleeve (4033); the upper surface of the lower end face shaping ring plate (203) serves as the lower end face shaping surface (201).

7. The motor stator coil shaping device according to claim 1, characterized in that: The horizontal fixed plate (503) is connected to the frame (1) via vertically arranged support columns (509) with a spacing therebetween; a plurality of support columns (509) are arranged along the circumference of the horizontal fixed plate (503).

8. The motor stator winding shaping device according to claim 1, characterized in that: The upper end surface pressure driving member (301), the middle expansion driving member (401) and the outer contraction driving member (501) are all air cylinders or hydraulic cylinders.

9. The motor stator winding shaping device according to claim 8, characterized in that: When the outer folding driving member (501) is a pneumatic cylinder or a hydraulic cylinder, the outer folding driving member (501) is mounted on the frame (1) via a rotating seat (510), a driving end of the outer folding driving member (501) is connected to a horizontal rotating disk (504) via a hinge (507), and the rotation centers of the rotating seat (510) and the hinge (507) are both arranged vertically.

10. The motor stator coil shaping device according to claim 4, characterized in that: Also included is a bearing (508), wherein the axis of the bearing (508) coincides with the positioning center L; The frame (1) is provided with a window corresponding to and communicating with the installation chamber (4031); The horizontal rotating disk (504) is mounted on the frame (1) via a bearing (508), and a central through hole of the bearing (508) corresponds to and is in communication with a window on the frame (1).

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