A motor assembly device

Abstract

The present invention relates to the technical field of motor assembly, and discloses a motor assembly device, including: a lifting and supporting mechanism, inside which a support inner diameter adjusting mechanism is installed, and the number of the support inner diameter adjusting mechanisms is multiple, and the multiple support inner diameter adjusting mechanisms are equidistantly arranged inside the lifting and supporting mechanism, a support inner diameter control mechanism is installed on the surface of the lifting and supporting mechanism, a support inner diameter locking mechanism is installed on the outer wall of the lifting and supporting mechanism, a traction and supporting mechanism is installed on the outer wall of the lifting and supporting mechanism, a guiding and supporting mechanism is arranged below the lifting and supporting mechanism, and a motor housing positioning mechanism is arranged on the surface of the guiding and supporting mechanism. This motor assembly device can align the rotor and the stator coaxially before the bearing installation position of the rotor spline shaft enters the bearing inner hole, ensure that the rotor spline shaft can be quickly inserted into the bearing inner hole, guarantee the accuracy during rotor installation, and improve the installation convenience.

Description

Technical Field

[0001] The present invention relates to the technical field of motor assembly, and specifically to a motor assembly device. Background Art

[0002] A motor refers to an electromagnetic device that realizes the conversion or transmission of electrical energy based on the law of electromagnetic induction. Current motors generally include a stator and a rotor.

[0003] However, during rotor assembly, due to the strong magnetic force between the outer ring of the rotor and the inner ring of the stator, when the bearing installation position of the spline shaft has not yet entered the inner hole of the bearing, the rotor will tilt to one side, resulting in the rotor being misaligned with the stator, making it difficult for the spline shaft of the rotor to align with the inner hole of the bearing and facilitating installation. Summary of the Invention

[0004] Aiming at the deficiencies of the prior art, the present invention provides a motor assembly device, which solves the problems mentioned in the above background.

[0005] The present invention provides the following technical solutions: A motor assembly device, comprising: a lifting and supporting mechanism, inside which a support inner diameter adjusting mechanism is installed, and the number of the support inner diameter adjusting mechanisms is multiple, and the multiple support inner diameter adjusting mechanisms are equidistantly arranged inside the lifting and supporting mechanism, a support inner diameter control mechanism is installed on the surface of the lifting and supporting mechanism, a support inner diameter locking mechanism is installed on the outer wall of the lifting and supporting mechanism, a traction and supporting mechanism is installed on the outer wall of the lifting and supporting mechanism, a guiding and supporting mechanism is arranged below the lifting and supporting mechanism, and a motor housing positioning mechanism is arranged on the surface of the guiding and supporting mechanism.

[0006] Preferably, the lifting and supporting mechanism includes a centering cover ring, a lifting seat, a support connecting frame, a support sliding groove, a guiding sliding hole, and a threaded cylinder. The lifting seat is integrally provided on one side of the centering cover ring, the support connecting frame is fixedly connected to the top of the centering cover ring, the support sliding groove is penetrated and opened on the surface of the support connecting frame, and the number of the support connecting frames is multiple. The guiding sliding hole is penetrated and opened on the surface of the lifting seat, and the threaded cylinder is fixedly connected to the inside of the lifting seat.

[0007] Preferably, the support inner diameter adjusting mechanism includes a support frame, a reversing wheel, a transmission belt, and a guiding slider. The number of the support frames is multiple, and the multiple support frames are respectively fixedly connected between every two adjacent support connecting frames. The reversing wheel is rotatably connected to the inside of the support frame, the transmission belt is installed on the surface of the reversing wheel, and the guiding slider is fixedly connected to both sides of the support frame.

[0008] Preferably, the support inner diameter adjustment mechanism also includes a support block, an anti-slip hole, an anti-slip shaft, an extrusion spring and a pressure wheel, the support block is fixedly connected to the inside of the support frame, the anti-slip hole is opened at one end of the support block, the anti-slip shaft is slidably connected to the inside of the anti-slip hole, the extrusion spring is movably sleeved in the inside of the anti-slip shaft, the pressure wheel is rotatably connected to one end of the anti-slip shaft, and the surface of the pressure wheel is rollingly connected to the surface of the transmission belt.

[0009] Preferably, the support inner diameter adjustment mechanism also includes a telescopic frame, a guide hole, an extrusion frame, a push block, a pushing wheel, an extrusion spring and a support shaft, the telescopic frame is slidably connected to the surface of the support frame, the guide hole is penetrated and opened on the surface of the telescopic frame, and the inner wall of the guide hole is slidably connected to the surface of the guide slider, the extrusion frame is fixedly connected to the inside of the telescopic frame, the push block is fixedly connected to the inside of the extrusion frame, the pushing wheel is rotatably connected to the inside of the extrusion frame, the extrusion spring is fixedly connected to the surface of the extrusion frame, and the surface of the extrusion spring is slidably connected to the surface of the support block, and the support shaft is rotatably connected to one end of the telescopic frame through a bearing.

[0010] Preferably, the support inner diameter control mechanism includes a toggle ring, a traction rope and a sleeve, the toggle ring is slidably connected to the surface of the support connecting frame, and the surface of the toggle ring is slidably connected to the inner wall of the support slide groove, the sleeve is fixedly sleeved on the surface of the support shaft, and the traction rope is fixedly connected between the sleeve and the toggle ring.

[0011] Preferably, the support inner diameter locking mechanism includes a mounting frame, a threaded hole, a threaded column, a handwheel and an anti-sliding block, the mounting frame is fixedly connected to the surface of the support connecting frame, the threaded hole is penetrated through the surface of the mounting frame, the threaded column is threadedly connected to the inside of the threaded hole, the handwheel is fixedly sleeved on one end of the threaded column, and the anti-sliding block is fixedly connected to the other end of the threaded column.

[0012] Preferably, the traction support mechanism includes an extension block and a support guide wheel, the number of the extension blocks is multiple, and the multiple extension blocks are respectively fixedly connected between each two adjacent support connecting frames, the support guide wheel is rotatably connected to the bottom of the extension block through a rotating shaft, and a limiting groove is provided on the surface of the support guide wheel, and the surface of the limiting groove is movably connected to the surface of the traction rope.

[0013] Preferably, the guide support mechanism includes a support seat, a guide column, a top plate, a lifting motor, a lifting screw, a first through hole and a positioning column, the support seat is arranged below the centering cover ring, the guide column is fixedly inserted in the top of the support seat, and the surface of the guide column is slidably connected to the inner wall of the guide slide hole, the top plate is fixedly connected to the top of the support seat, the lifting motor is fixedly installed on the top of the guide column, the lifting screw is fixedly connected to the output end of the lifting motor through a coupling, and the top of the lifting screw is rotatably connected to the inner wall of the support seat through a bearing, and the surface of the lifting screw is threadedly connected to the inner wall of the threaded barrel, the first through hole is opened through the surface of the support seat, the positioning column is fixedly inserted in the surface of the support seat, and the top of the positioning column is set as an arc surface.

[0014] Preferably, the motor housing positioning mechanism includes a motor housing positioning template, an anti-slip pad, a second through hole and a positioning hole, the motor housing positioning template is movably arranged on the upper surface of the support seat, the anti-slip pad is fixedly attached to the lower surface of the motor housing positioning template, the second through hole passes through the surface opened in the middle of the motor housing positioning template, and the second through hole corresponds to the first through hole, the positioning hole passes through the surfaces opened in the four corners of the motor housing positioning template, and the inner wall of the positioning hole is slidably connected to the surface of the positioning column.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] The motor assembly device, through the provided lifting support mechanism, support inner diameter adjustment mechanism, support inner diameter control mechanism, support inner diameter locking mechanism, traction support mechanism, guide support mechanism and motor housing positioning mechanism, can align the rotor and the stator coaxially before the bearing installation position of the rotor spline shaft enters the bearing inner hole, ensure that the rotor spline shaft can be quickly inserted into the bearing inner hole, ensure the accuracy of the rotor installation, and improve the installation convenience.

[0017] The motor assembly device can form downward positioning and centering on motor shells of different specifications by means of the arranged centering cover ring, lifting seat, supporting connecting frame, supporting slide groove, guide slide hole and threaded cylinder, thereby ensuring the stability of the rotor during installation.

[0018] The motor assembly device ensures smooth up and down movement of the rotor and smooth installation of the rotor by means of the support frame, the reversing wheel, the transmission belt and the guide slide block.

[0019] The motor assembly device is provided with a support block, an anti-slip hole, an anti-slip shaft, an extrusion spring and a clamping wheel, so as to form an extrusion support for the transmission belt, thereby ensuring that the transmission belt can still move smoothly when the shape of the transmission belt changes when the push block pushes to adjust the transmission belt.

[0020] The motor assembly device, through the provision of a telescopic frame, a guide hole, an extrusion frame, a push block, a tension wheel, an extrusion spring and a support shaft, can adjust the retraction degree of the transmission belt by sliding the telescopic frame, thereby ensuring that the device can center and position rotors with different outer diameters.

[0021] The motor assembly device, through the arranged toggle reel, traction rope and sleeve, can reel in or release the traction rope by rotating the toggle reel, thereby synchronously controlling the inward and outward sliding of multiple telescopic frames.

[0022] The motor assembly device, through the support seat, guide column, top plate, lifting motor, lifting screw, first through hole and positioning column, can drive the lifting support mechanism and the support inner diameter adjustment mechanism and the surface parts to lift and lower, thereby ensuring that the stator center can be coaxial with the subsequent rotor after the motor housing is installed on the motor housing positioning template.

[0023] The motor assembly device can replace different motor case positioning templates according to motor cases of different specifications by means of the motor case positioning template, anti-skid pad, second through hole and positioning hole, thereby ensuring that the motor case can be positioned so that the stator center axis is determined, and conveniently coordinating with the centering cover ring for positioning. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the present invention;

[0025] Figure 2 This is a schematic diagram of the structure when the present invention is used;

[0026] Figure 3 It is a cross-sectional view of the rotor of the present invention when assembled;

[0027] Figure 4 This is a schematic diagram of the structure of the lifting support mechanism of the present invention;

[0028] Figure 5 It is a schematic diagram of the structure of the support inner diameter adjustment mechanism of the present invention;

[0029] Figure 6 It is a schematic diagram of the structure of the lifting support mechanism of the present invention;

[0030] Figure 7 It is a schematic diagram of the connection structure between the lifting support mechanism and the support inner diameter control mechanism of the present invention;

[0031] Figure 8 It is a schematic diagram of the internal explosion structure of the lifting support mechanism and the support inner diameter control mechanism of the present invention;

[0032] Figure 9 This is a schematic diagram of the internal explosion structure of the support inner diameter locking mechanism of the present invention;

[0033] Figure 10This is a schematic diagram of the structure of the support inner diameter adjustment mechanism of the present invention;

[0034] Figure 11 It is a schematic diagram of the internal explosion structure of the telescopic frame of the present invention.

[0035] In the figure: 101, centering cover ring; 102, lifting seat; 103, supporting connecting frame; 104, supporting slide groove; 105, guide sliding hole; 106, threaded cylinder; 201, supporting frame; 202, reversing wheel; 203, driving belt; 204, guide slider; 205, supporting block; 206, anti-bias sliding hole; 207, anti-bias sliding shaft; 208, extrusion spring; 209, clamping wheel; 210, telescopic frame; 211, guide hole; 212, extrusion frame; 213, push block; 214, push wheel; 215, extrusion spring; 2 16. Support shaft; 301. Toggle reel; 302. Pull rope; 303. Sleeve; 401. Mounting bracket; 402. Threaded hole; 403. Threaded column; 404. Hand wheel; 405. Anti-sliding block; 501. Extension block; 502. Support guide wheel; 601. Support seat; 602. Guide column; 603. Top plate; 604. Lifting motor; 605. Lifting screw; 606. First through hole; 607. Positioning column; 701. Motor housing positioning template; 702. Anti-slip pad; 703. Second through hole; 704. Positioning hole. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] See also Figures 1-11 , a motor assembly device comprises: a lifting support mechanism, a support inner diameter adjusting mechanism is installed inside the lifting support mechanism, and the number of the support inner diameter adjusting mechanisms is multiple, and the multiple support inner diameter adjusting mechanisms are equidistantly arranged inside the lifting support mechanism, a support inner diameter control mechanism is installed on the surface of the lifting support mechanism, a support inner diameter locking mechanism is installed on the outer wall of the lifting support mechanism, a traction support mechanism is installed on the outer wall of the lifting support mechanism, a guide support mechanism is arranged below the lifting support mechanism, and a motor housing positioning mechanism is arranged on the surface of the guide support mechanism, through the lifting support mechanism, the support inner diameter adjusting mechanism, the support inner diameter control mechanism, the support inner diameter locking mechanism, the traction support mechanism, the guide support mechanism and the motor housing positioning mechanism, the rotor and the stator can be aligned coaxially before the bearing installation position of the rotor spline shaft enters the bearing inner hole, so as to ensure that the rotor spline shaft can be quickly inserted into the bearing inner hole, thereby ensuring the accuracy of the rotor installation and improving the installation convenience.

[0038] Among them, the lifting support mechanism includes a centering cover ring 101, a lifting seat 102, a support connecting frame 103, a support sliding groove 104, a guiding sliding hole 105 and a threaded cylinder 106. The lifting seat 102 is integrally arranged on one side of the centering cover ring 101. The support connecting frame 103 is fixedly connected to the top of the centering cover ring 101. The support sliding groove 104 is penetrated and opened on the surface of the support connecting frame 103, and the number of the support connecting frames 103 is multiple. The guiding sliding hole 105 is penetrated and opened on the surface of the lifting seat 102. The threaded cylinder 106 is fixedly connected to the inside of the lifting seat 102. By providing the centering cover ring 101, the lifting seat 102, the support connecting frame 103, the support sliding groove 104, the guiding sliding hole 105 and the threaded cylinder 106, it is possible to form a downward pressure positioning and centering above the motor casings of different specifications, and ensure the stability during the installation of the rotor.

[0039] Among them, the support inner diameter adjusting mechanism includes a support frame 201, a reversing wheel 202, a transmission belt 203 and a guiding slider 204. The number of the support frames 201 is multiple, and the multiple support frames 201 are respectively fixedly connected between every two adjacent support connecting frames 103. The reversing wheel 202 is rotatably connected to the inside of the support frame 201. The transmission belt 203 is installed on the surface of the reversing wheel 202. The guiding slider 204 is fixedly connected to both sides of the support frame 201. By providing the support frame 201, the reversing wheel 202, the transmission belt 203 and the guiding slider 204, it is convenient to ensure the smooth up and down movement of the rotor and the smoothness during the installation of the rotor.

[0040] Among them, the support inner diameter adjusting mechanism further includes a support block 205, an anti-deviation sliding hole 206, an anti-deviation sliding shaft 207, a compression spring 208 and a pressing wheel 209. The support block 205 is fixedly connected to the inside of the support frame 201. The anti-deviation sliding hole 206 is opened at one end of the support block 205. The anti-deviation sliding shaft 207 is slidably connected to the inside of the anti-deviation sliding hole 206. The compression spring 208 is movably sleeved on the inside of the anti-deviation sliding shaft 207. The pressing wheel 209 is rotatably connected to one end of the anti-deviation sliding shaft 207, and the surface of the pressing wheel 209 is in rolling connection with the surface of the transmission belt 203. By providing the support block 205, the anti-deviation sliding hole 206, the anti-deviation sliding shaft 207, the compression spring 208 and the pressing wheel 209, it is convenient to form an extrusion support for the transmission belt 203 and ensure smooth movement even when the shape of the transmission belt 203 changes when the push block 213 pushes to adjust the transmission belt 203.

[0041] The inner diameter adjustment mechanism of the support also includes a telescopic frame 210, a guide hole 211, an extrusion frame 212, a push block 213, a push wheel 214, an extrusion spring 215 and a support shaft 216. The telescopic frame 210 is slidably connected to the surface of the support frame 201, the guide hole 211 penetrates and is opened on the surface of the telescopic frame 210, and the inner wall of the guide hole 211 is slidably connected to the surface of the guide slider 204, the extrusion frame 212 is fixedly connected to the inside of the telescopic frame 210, the push block 213 is fixedly connected to the inside of the extrusion frame 212, and the push wheel 214 is rotatably connected to the extrusion frame 210. Inside the frame 212, the extrusion spring 215 is fixedly connected to the surface of the extrusion frame 212, and the surface of the extrusion spring 215 is slidably connected to the surface of the support block 205. The support shaft 216 is rotatably connected to one end of the telescopic frame 210 through a bearing. Through the arrangement of the telescopic frame 210, the guide hole 211, the extrusion frame 212, the push block 213, the tensioning wheel 214, the extrusion spring 215 and the support shaft 216, the retraction degree of the transmission belt 203 can be adjusted by sliding the telescopic frame 210, so that the guarantee device can center and position the rotors with different outer diameters.

[0042] Among them; the support inner diameter control mechanism includes a toggle ring 301, a traction rope 302 and a sleeve 303, the toggle ring 301 is slidably connected to the surface of the support connecting frame 103, and the surface of the toggle ring 301 is slidably connected to the inner wall of the support slide groove 104, the sleeve 303 is fixedly sleeved on the surface of the support shaft 216, and the traction rope 302 is fixedly connected between the sleeve 303 and the toggle ring 301, through the toggle ring 301, the traction rope 302 and the sleeve 303 are set, the traction rope 302 can be rolled up or released by rotating the toggle ring 301, and then the inner and outer sliding of multiple telescopic frames 210 can be synchronously controlled.

[0043] Among them; the support inner diameter locking mechanism includes a mounting frame 401, a threaded hole 402, a threaded column 403, a hand wheel 404 and an anti-sliding block 405, the mounting frame 401 is fixedly connected to the surface of the support connecting frame 103, the threaded hole 402 penetrates through the surface of the mounting frame 401, the threaded column 403 is threadedly connected to the inside of the threaded hole 402, the hand wheel 404 is fixedly sleeved on one end of the threaded column 403, and the anti-sliding block 405 is fixedly connected to the other end of the threaded column 403, so that after the support inner diameter adjustment mechanism is adjusted, the threaded column 403 presses the toggle ring 301 to achieve locking.

[0044] Among them, the traction support mechanism includes an extension block 501 and a support guide wheel 502. The number of extension blocks 501 is multiple, and the multiple extension blocks 501 are respectively fixedly connected between every two adjacent support connection frames 103. The support guide wheel 502 is rotatably connected to the bottom of the extension block 501 through a rotating shaft, and a limiting groove is provided on the surface of the support guide wheel 502, and the surface of the limiting groove is movably connected to the surface of the traction rope 302, so as to be able to support the traction rope 302 through the support guide wheel 502 and change the force direction of the traction rope 302.

[0045] Among them, the guiding support mechanism includes a support seat 601, a guiding column 602, a top plate 603, a lifting motor 604, a lifting screw rod 605, a first through hole 606 and a positioning column 607. The support seat 601 is arranged below the centering cover ring 101. The guiding column 602 is fixedly inserted into the top of the support seat 601, and the surface of the guiding column 602 is slidably connected to the inner wall of the guiding slide hole 105. The top plate 603 is fixedly connected to the top of the support seat 601. The lifting motor 604 is fixedly installed at the top of the guiding column 602. The lifting screw rod 605 is fixedly connected to the output end of the lifting motor 604 through a coupling, and the top of the lifting screw rod 605 is rotationally connected to the inner wall of the support seat 601 through a bearing, and the surface of the lifting screw rod 605 is threadedly connected to the inner wall of the threaded cylinder 106. The first through hole 606 is penetrated and opened on the surface of the support seat 601. The positioning column 607 is fixedly inserted into the surface of the support seat 601, and the top of the positioning column 607 is set as an arc surface. By arranging the support seat 601, the guiding column 602, the top plate 603, the lifting motor 604, the lifting screw rod 605, the first through hole 606 and the positioning column 607, the lifting support mechanism, the support inner diameter adjusting mechanism and the parts on the surface can be driven to lift, ensuring that the stator center can be coaxial with the subsequent rotor after the motor housing is installed on the motor housing positioning template 701.

[0046] Among them, the motor housing positioning mechanism includes a motor housing positioning template 701, an anti-slip pad 702, a second through hole 703 and a positioning hole 704. The motor housing positioning template 701 is movably arranged on the upper surface of the support seat 601. The anti-slip pad 702 is fixedly attached to the lower surface of the motor housing positioning template 701. The second through hole 703 is penetrated and opened on the surface in the middle of the motor housing positioning template 701, and the second through hole 703 corresponds to the first through hole 606. The positioning holes 704 are penetrated and opened on the surfaces at the four corners of the motor housing positioning template 701, and the inner wall of the positioning hole 704 is slidably connected to the surface of the positioning column 607. By arranging the motor housing positioning template 701, the anti-slip pad 702, the second through hole 703 and the positioning hole 704, different motor housing positioning templates 701 can be replaced according to different specifications of the motor housing, ensuring that the stator central axis of the motor housing can be determined after positioning, and facilitating the positioning cooperation with the centering cover ring 101.

[0047] Working principle: when in use, first start the lifting motor 604, the lifting motor 604 drives the lifting screw 605 to rotate in the forward direction, and the lifting screw 605 drives the lifting seat 102 to rise when it rotates. After rising to a certain position, stop the lifting motor 604, and then place the motor shell positioning template 701 of the corresponding specification above the support seat 601, so that the positioning column 607 is inserted into the positioning hole 704, and then place the corresponding motor shell into the motor shell positioning template 701, and then start the lifting motor 604, the lifting motor 604 drives the lifting screw 605 to rotate in the reverse direction, and drives the lifting seat 102 to descend when the lifting screw 605 rotates. After descending to the centering cover ring 101 covering the motor shell, stop the lifting motor 604, and then place the rotor between multiple transmission belts 203, and then Then the toggle reel 301 is toggled to rotate. When the toggle reel 301 rotates, the telescopic frame 210 is retracted through the traction rope 302, so that the multiple push blocks 213 all squeeze the transmission belt 203 inwardly until the surface of the transmission belt 203 is in contact with the surface of the rotor, so that the rotor and the stator are coaxial, and then the hand wheel 404 is twisted to make the threaded column 403 screw inward until the anti-sliding block 405 presses and locks the toggle reel 301, and then the rotor is pushed downward, and the rotor gradually descends until it passes through the inner hole of the bearing and the rotor is installed inside the motor housing. Finally, the lifting motor 604 is started, and the lifting motor 604 drives the lifting screw 605 to rotate in the forward direction. When the lifting screw 605 rotates, it drives the lifting seat 102 to rise, and the lifting motor 604 stops after rising to a certain position.

[0048] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A motor assembly device, characterized in that: include: A lifting support mechanism, wherein a support inner diameter adjustment mechanism is installed inside the lifting support mechanism, and the number of the support inner diameter adjustment mechanisms is multiple, and the multiple support inner diameter adjustment mechanisms are equidistantly arranged inside the lifting support mechanism, a support inner diameter control mechanism is installed on the surface of the lifting support mechanism, a support inner diameter locking mechanism is installed on the outer wall of the lifting support mechanism, a traction support mechanism is installed on the outer wall of the lifting support mechanism, a guide support mechanism is arranged below the lifting support mechanism, and a motor housing positioning mechanism is arranged on the surface of the guide support mechanism; The lifting support mechanism comprises a centering cover ring (101), a lifting seat (102), a support connecting frame (103), a support slide groove (104), a guide slide hole (105) and a threaded barrel (106); the lifting seat (102) is integrally arranged on one side of the centering cover ring (101); the support connecting frame (103) is fixedly connected to the top of the centering cover ring (101); the support slide groove (104) penetrates and is opened on the surface of the support connecting frame (103); and the number of the support connecting frames (103) is plural; the guide slide hole (105) penetrates and is opened on the surface of the lifting seat (102); and the threaded barrel (106) is fixedly connected to the inside of the lifting seat (102); The support inner diameter adjustment mechanism comprises a support frame (201), a reversing wheel (202), a transmission belt (203) and a guide slider (204); the number of the support frames (201) is multiple, and the multiple support frames (201) are respectively fixedly connected between each two adjacent support connecting frames (103); the reversing wheel (202) is rotatably connected to the inside of the support frame (201); the transmission belt (203) is installed on the surface of the reversing wheel (202); and the guide slider (204) is fixedly connected to both sides of the support frame (201); The support inner diameter adjustment mechanism further comprises a telescopic frame (210), a guide hole (211), an extrusion frame (212), a push block (213), a push wheel (214), an extrusion spring (215) and a support shaft (216); the telescopic frame (210) is slidably connected to the surface of the support frame (201); the guide hole (211) penetrates and is opened on the surface of the telescopic frame (210); the inner wall of the guide hole (211) is slidably connected to the surface of the guide slider (204); the extrusion The frame (212) is fixedly connected to the inside of the telescopic frame (210), the pushing block (213) is fixedly connected to the inside of the extrusion frame (212), the pushing wheel (214) is rotatably connected to the inside of the extrusion frame (212), the extrusion spring (215) is fixedly connected to the surface of the extrusion frame (212), and the surface of the extrusion spring (215) is slidably connected to the surface of the support block (205), and the support shaft (216) is rotatably connected to one end of the telescopic frame (210) through a bearing; The support inner diameter control mechanism comprises a toggle reel (301), a traction rope (302) and a sleeve (303); the toggle reel (301) is slidably connected to the surface of the support connecting frame (103), and the surface of the toggle reel (301) is slidably connected to the inner wall of the support sliding groove (104); the sleeve (303) is fixedly sleeved on the surface of the support shaft (216), and the traction rope (302) is fixedly connected between the sleeve (303) and the toggle reel (301); The support inner diameter locking mechanism comprises a mounting frame (401), a threaded hole (402), a threaded column (403), a hand wheel (404) and an anti-sliding block (405); the mounting frame (401) is fixedly connected to the surface of the support connecting frame (103); the threaded hole (402) penetrates through the surface of the mounting frame (401); the threaded column (403) is threadedly connected to the inside of the threaded hole (402); the hand wheel (404) is fixedly sleeved on one end of the threaded column (403); and the anti-sliding block (405) is fixedly connected to the other end of the threaded column (403); The guide support mechanism comprises a support seat (601), a guide column (602), a top plate (603), a lifting motor (604), a lifting screw (605), a first through hole (606) and a positioning column (607); the support seat (601) is arranged below the centering cover ring (101); the guide column (602) is fixedly plugged into the top of the support seat (601); the surface of the guide column (602) is slidably connected to the inner wall of the guide sliding hole (105); the top plate (603) is fixedly connected to the top of the support seat (601); the lifting motor ( The lifting screw (605) is fixedly mounted on the top of the guide column (602), the lifting screw (605) is fixedly connected to the output end of the lifting motor (604) through a coupling, and the top of the lifting screw (605) is rotatably connected to the inner wall of the support seat (601) through a bearing, and the surface of the lifting screw (605) is threadedly connected to the inner wall of the threaded tube (106), the first through hole (606) is penetrated and opened on the surface of the support seat (601), the positioning column (607) is fixedly plugged into the surface of the support seat (601), and the top of the positioning column (607) is set as an arc surface; The motor housing positioning mechanism comprises a motor housing positioning template (701), an anti-skid pad (702), a second through hole (703) and a positioning hole (704); the motor housing positioning template (701) is movably arranged on the upper surface of the support seat (601); the anti-skid pad (702) is fixedly attached to the lower surface of the motor housing positioning template (701); the second through hole (703) penetrates the surface in the middle of the motor housing positioning template (701), and the second through hole (703) corresponds to the first through hole (606); the positioning hole (704) penetrates the surfaces at the four corners of the motor housing positioning template (701), and the inner wall of the positioning hole (704) is slidably connected to the surface of the positioning column (607).

2. A motor assembly device according to claim 1, characterized in that: The support inner diameter adjustment mechanism further comprises a support block (205), an anti-slip hole (206), an anti-slip shaft (207), a pressing spring (208) and a pressure wheel (209); the support block (205) is fixedly connected to the inside of the support frame (201); the anti-slip hole (206) is opened at one end of the support block (205); the anti-slip shaft (207) is slidably connected to the inside of the anti-slip hole (206); the pressing spring (208) is movably sleeved inside the anti-slip shaft (207); the pressure wheel (209) is rotatably connected to one end of the anti-slip shaft (207); and the surface of the pressure wheel (209) is rollingly connected to the surface of the transmission belt (203).

3. The motor assembly device according to claim 1, characterized in that: The traction support mechanism comprises an extension block (501) and a support guide wheel (502); the extension blocks (501) are multiple in number, and the multiple extension blocks (501) are respectively fixedly connected between each two adjacent support connection frames (103); the support guide wheel (502) is rotatably connected to the bottom of the extension block (501) via a rotating shaft; a limiting groove is provided on the surface of the support guide wheel (502), and the surface of the limiting groove is movably connected to the surface of the traction rope (302).

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