Automatic dismounting equipment for three-phase asynchronous motor

Abstract

The utility model discloses an automatic dismounting device for a three-phase asynchronous motor, and relates to the technical field of motor dismounting. A platform assembly with a lifting function is arranged in the middle of the top of the base, a positioning assembly used for fixing a motor is arranged in the middle of the top of the base, a first wrench is arranged on the left side of the top of the base, and a transmission assembly used for driving the first wrench to adjust the position and rotate is arranged on the left side of the top of the base. A second wrench is arranged on the right side of the top of the base. The rotating assembly drives the second wrench to intermittently rotate around the motor bearing according to the preset angle after reaching the designated position, so that the second wrench corresponds to bolts on the end cover in sequence, and the rotating assembly drives the second wrench to be close to the adjacent bolts and rotate the adjacent bolts every time the second wrench stops rotating. Therefore, if all the bolts on the motor are rotated and loosened, the bolts can be conveniently taken down during disassembly, and the bolts do not need to be manually and sequentially rotated and disassembled.

Description

Technical Field

[0001] The utility model relates to the technical field of motor disassembly, in particular to automatic disassembly equipment for a three-phase asynchronous motor. Background Art

[0002] The three-phase asynchronous motor is a widely used type of motor. It is powered by 380V three-phase AC current (phase difference of 120 degrees) at the same time. Since the rotor and stator rotating magnetic fields of the three-phase asynchronous motor rotate in the same direction and at different speeds, there is a slip rate, hence the name. It is widely used in various industrial and civil fields, including various machines and equipment in industrial production, transportation vehicles, machines and equipment in agricultural production, and various electrical appliances and equipment in the home and commercial fields.

[0003] When a three-phase asynchronous motor fails, such as a bearing failure, winding damage, or a transmission system failure, the motor usually needs to be disassembled for troubleshooting and repair. Currently, motor disassembly mainly relies on manual operation, especially when handling bolts. Since there are usually several bolts on the motor, the manual disassembly process is indeed more complicated. Therefore, an automatic disassembly device for a three-phase asynchronous motor is proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that the current motor disassembly mainly relies on manual operation, especially when handling bolts, because there are usually several bolts on the motor, and the manual disassembly process is indeed complicated. The utility model provides an automatic disassembly device for a three-phase asynchronous motor.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A three-phase asynchronous motor automatic disassembly device comprises a base, a platform component with a lifting function is arranged in the middle of the top of the base, a positioning component for fixing the motor is arranged in the middle of the top of the base, a wrench 1 is arranged on the left side of the top of the base, a transmission component for driving the wrench 1 to adjust its position and rotate is arranged on the left side of the top of the base, a wrench 2 is arranged on the right side of the top of the base, a rotating component for driving the wrench 2 to adjust its position and rotate is arranged on the right side of the top of the base, and a driving component for driving the transmission component and the wrench 2 to move closer to or away from each other is arranged on the top of the base.

[0007] Furthermore, the platform assembly includes four hydraulic rods 1, the top of the base is fixedly mounted with the four hydraulic rods 1, and the output ends of the four hydraulic rods 1 are commonly fixedly mounted with a placement table.

[0008] Furthermore, the positioning assembly includes a U-shaped frame, the U-shaped frame is fixedly installed on the top of the base, hydraulic rods 2 are fixedly installed on two symmetrical sides inside the U-shaped frame, a positioning plate is fixedly installed on the output end of each hydraulic rod 2, a hydraulic rod 3 is fixedly installed on the top surface of the U-shaped frame, and a pressing plate is fixedly installed on the output end of the hydraulic rod 3.

[0009] Furthermore, the transmission assembly includes a vertical rod, a vertical rod is arranged on the left side of the top of the base, a rotatable shaft is movably installed on the right wall of the vertical rod, a servo motor 1 for driving the shaft to rotate is fixedly installed on the left wall of the vertical rod, an electric telescopic rod 1 is fixedly installed on the side wall of the shaft, a servo motor 2 is fixedly installed on the end of the electric telescopic rod 1 away from the shaft, and the output end of the servo motor 2 is fixedly connected to a wrench 1.

[0010] Furthermore, the rotating assembly includes a rectangular plate, a rectangular plate is arranged on the top right side of the base, a rotatable gear is movably installed on the left wall of the rectangular plate, a servo motor three that can drive the gear to rotate is fixedly installed on the right wall of the rectangular plate, a circular hole is opened on the left wall of the rectangular plate, an annular groove is opened on the left wall of the rectangular plate, a circular ring is movably installed inside the annular groove, a gear ring is fixedly installed on the left wall of the circular ring, the gear ring and the gear are meshingly connected, a connecting plate is fixedly installed on the side of the gear ring away from the circular ring, a rotatable electric telescopic rod three is movably installed on the side wall of the connecting plate, a servo motor four for driving the electric telescopic rod three to rotate is fixedly installed on the side wall of the connecting plate, and the output end of the electric telescopic rod three is fixedly connected to the wrench two.

[0011] Furthermore, the driving assembly includes a groove, a groove is opened on the top of the base, a servo motor five is fixedly installed on the left wall of the base, the output end of the servo motor five extends to the inside of the groove and is fixedly connected with a bidirectional screw, and the two ends of the bidirectional screw are respectively threadedly connected with movable blocks, and the two movable blocks are respectively fixedly connected to the vertical rod and the rectangular plate.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. If the three-phase asynchronous motor needs to be disassembled, the bolts on the motor bearing cover and the end cover need to be removed first. The specific operation is to place the motor on the platform assembly, and then use the positioning assembly to position and fix the motor. At this time, the driving assembly drives the transmission assembly and the rotating assembly to approach each other, so that the wrench 1 and the wrench 2 are close to each other. After the transmission assembly reaches the specified position, it drives the wrench 1 to intermittently rotate around the motor bearing according to a preset angle, so that the wrench 1 corresponds to the bolts on the motor shaft cover in sequence. The transmission assembly drives the wrench 1 to approach the adjacent bolts and rotate the adjacent bolts each time the wrench 1 stops rotating. After the rotating assembly reaches the specified position, it drives the wrench 2 to intermittently rotate around the motor bearing according to a preset angle, so that the wrench 2 corresponds to the bolts on the end cover in sequence. The rotating assembly drives the wrench 2 to approach the adjacent bolts and rotate the adjacent bolts each time the wrench 2 stops rotating. If all the bolts on the motor are rotated loose, it is convenient to remove the bolts during disassembly, and there is no need to manually rotate the disassembly bolts in sequence. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is an exploded schematic diagram of the rotating assembly of the utility model;

[0016] Figure 3 This utility model Figure 1 The enlarged view of point A in the middle;

[0017] Figure 4 This utility model Figure 1 The enlarged view of point B in the middle;

[0018] Figure numerals: 1, base; 2, platform assembly; 201, hydraulic rod 1; 202, placement table; 3, positioning assembly; 301, U-shaped frame; 302, hydraulic rod 2; 303, positioning plate; 304, hydraulic rod 3; 305, pressing plate; 4, wrench 1; 5, transmission assembly; 501, vertical rod; 502, servo motor 1; 503, rotating shaft; 504, electric telescopic rod 1; 505, servo motor 2; 506 , electric telescopic rod two; 6, spanner two; 7, rotating assembly; 701, rectangular plate; 702, servo motor three; 703, gear; 704, round hole; 705, annular groove; 706, circular ring; 707, gear ring; 708, connecting plate; 709, servo motor four; 710, electric telescopic rod three; 8, driving assembly; 801, groove; 802, servo motor five; 803, bidirectional screw; 804, movable block. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. 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.

[0021] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0022] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] like Figures 1 to 4As shown, an automatic disassembly device for a three-phase asynchronous motor comprises a base 1, a platform assembly 2 with a lifting function is arranged in the middle of the top of the base 1, a positioning assembly 3 for fixing the motor is arranged in the middle of the top of the base 1, a wrench 1 4 is arranged on the left side of the top of the base 1, a transmission assembly 5 for driving the wrench 1 4 to adjust the position and rotate is arranged on the left side of the top of the base 1, a wrench 2 6 is arranged on the right side of the top of the base 1, a rotating assembly 7 for driving the wrench 2 6 to adjust the position and rotate is arranged on the right side of the top of the base 1, and a driving assembly 8 for driving the transmission assembly 5 and the wrench 2 6 to move closer to or away from each other is arranged on the top of the base 1. It should be noted that if the three-phase asynchronous motor needs to be disassembled, the bolts on the motor bearing cover and the end cover need to be removed first. The specific operation is to place the motor on the platform assembly 2, and then use the positioning assembly 3 to move the motor. After the positioning is fixed, the driving assembly 8 drives the transmission assembly 5 and the rotating assembly 7 to approach each other, so that the wrench 4 and the wrench 2 6 are approached to each other. After the transmission assembly 5 reaches the specified position, it drives the wrench 1 4 to intermittently rotate around the motor bearing according to a preset angle, so that the wrench 1 4 and the bolts on the motor shaft cover correspond in sequence. The transmission assembly 5 drives the wrench 1 4 to approach the adjacent bolts and rotate the adjacent bolts each time the wrench 1 4 stops rotating. After the rotating assembly 7 reaches the specified position, it drives the wrench 2 6 to intermittently rotate around the motor bearing according to a preset angle, so that the wrench 2 6 and the bolts on the end cover correspond in sequence. The rotating assembly 7 drives the wrench 2 6 to approach the adjacent bolts and rotate the adjacent bolts each time the wrench 2 6 stops rotating. Therefore, if all the bolts on the motor are rotated loose, it is convenient to remove the bolts during disassembly, and there is no need to manually rotate the disassembly bolts in sequence.

[0024] like Figure 1 As shown, the platform assembly 2 includes four hydraulic rods 201, and the four hydraulic rods 201 are fixedly installed on the top of the base 1. The output ends of the four hydraulic rods 201 are commonly fixedly installed with a placement table 202. It should be noted that the four hydraulic rods 201 can jointly drive the placement table 202 to rise and fall, so that the motor placed on the top of the placement table 202 can be raised and lowered synchronously, so that the motor can be raised and lowered to a suitable position to facilitate the disassembly of the bolts.

[0025] like Figure 1As shown, the positioning assembly 3 includes a U-shaped frame 301, the U-shaped frame 301 is fixedly installed on the top of the base 1, and hydraulic rods 2 302 are fixedly installed on both sides symmetrically inside the U-shaped frame 301, and a positioning plate 303 is fixedly installed on the output end of each hydraulic rod 2 302, and a hydraulic rod 3 304 is fixedly installed on the top surface of the inner part of the U-shaped frame 301, and a pressing plate 305 is fixedly installed on the output end of the hydraulic rod 304. It should be noted that when the motor is placed on the top of the placement table 202, the hydraulic rods 2 302 and the hydraulic rods 3 304 are immediately started, the hydraulic rods 2 302 drive the positioning plate 303 close to the motor, and the hydraulic rods 3 304 drive the pressing plate 305 close to the motor, thereby fixing the motor on the top of the placement table 202.

[0026] like Figure 1 , Figure 3 As shown, the transmission assembly 5 includes a vertical rod 501, a vertical rod 501 is arranged on the left side of the top of the base 1, a rotatable shaft 503 is movably installed on the right wall of the vertical rod 501, a servo motor 1 502 for driving the shaft 503 to rotate is fixedly installed on the left wall of the vertical rod 501, an electric telescopic rod 1 504 is fixedly installed on the side wall of the shaft 503, a servo motor 2 505 is fixedly installed on the end of the electric telescopic rod 1 504 away from the shaft 503, and the output end of the servo motor 2 505 is fixedly connected to the wrench 1 4. It should be noted that the servo motor 1 502 It can drive the rotating shaft 503, the electric telescopic rod 1 504, the servo motor 2 505, the electric telescopic rod 2 506 and the wrench 1 4 to rotate intermittently, so that the wrench 1 4 and the bolts on the motor shaft cover correspond in sequence. The electric telescopic rod 2 506 can drive the wrench 1 4 to be sleeved on the heads of adjacent bolts. The servo motor 2 505 can drive the electric telescopic rod 2 506, the wrench 1 4 and the bolts sleeved by the wrench 1 4 to rotate, so that the bolts are rotated and loosened, which is convenient for removing the bolts during disassembly. The rotating shaft 503 can be telescopic so that it is convenient for applying to motors of different diameters.

[0027] like Figure 1 , Figure 2As shown, the rotating assembly 7 includes a rectangular plate 701, a rectangular plate 701 is arranged on the right side of the top of the base 1, a rotatable gear 703 is movably installed on the left wall of the rectangular plate 701, a servo motor 3 702 which can drive the gear 703 to rotate is fixedly installed on the right wall of the rectangular plate 701, a circular hole 704 is opened on the left wall of the rectangular plate 701, an annular groove 705 is opened on the left wall of the rectangular plate 701, a circular ring 706 is movably installed inside the annular groove 705, a gear ring 707 is fixedly installed on the left wall of the circular ring 706, the gear ring 707 is meshed and connected with the gear 703, a connecting plate 708 is fixedly installed on the side wall of the connecting plate 708, a rotatable electric telescopic rod 3 710 is movably installed on the side wall of the connecting plate 708, and a servo motor 3 710 which can drive the gear 703 to rotate is fixedly installed on the side wall of the connecting plate 708 The servo motor four 709 rotates the electric telescopic rod three 710, and the output end of the electric telescopic rod three 710 is fixedly connected to the wrench two 6. It should be noted that the servo motor three 702 can drive the gear 703 to rotate, so that the gear ring 707 rotates. The rotation of the gear ring 707 will drive the ring 706 to rotate inside the annular groove 705. The rotation of the gear ring 707 can synchronously drive the connecting plate 708, the servo motor four 709, the electric telescopic rod three 710, and the wrench two 6 to rotate synchronously, so that the wrench two 6 and the bolts on the end cover correspond to each other in sequence. The electric telescopic rod three 710 can drive the wrench two 6 to be sleeved on the head of the adjacent bolt. The servo motor four 709 can drive the electric telescopic rod three 710, the wrench two 6 and the bolts sleeved by the wrench two 6 to rotate, so that the bolts are rotated and loosened, making it easy to remove the bolts during disassembly.

[0028] like Figure 1 , Figure 4 As shown, the driving assembly 8 includes a groove 801, a groove 801 is opened on the top of the base 1, a servo motor 5 802 is fixedly installed on the left wall of the base 1, and the output end of the servo motor 5 802 extends to the inside of the groove 801 and is fixedly connected with a bidirectional screw 803, and both ends of the bidirectional screw 803 are respectively threadedly connected with movable blocks 804, and the two movable blocks 804 are respectively fixedly connected to the vertical rod 501 and the rectangular plate 701. It should be noted that when the servo motor 5 802 is started, it can drive the bidirectional screw 803 to reciprocate, so that the two movable blocks 804 are close to each other, and the movement of each movable block 804 will drive the vertical rod 501 or the rectangular plate 701 to which it is connected to move synchronously.

[0029] In summary:

[0030] If the three-phase asynchronous motor needs to be disassembled, the bolts on the motor bearing cover and the end cover need to be removed first. The specific operation is to place the motor on the platform assembly 2, and then use the positioning assembly 3 to position and fix the motor. At this time, the driving assembly 8 drives the transmission assembly 5 and the rotating assembly 7 to approach each other, so that the wrench 4 and the wrench 2 6 are close to each other. After the transmission assembly 5 reaches the specified position, it drives the wrench 1 4 to intermittently rotate around the motor bearing according to a preset angle, so that the wrench 1 4 and the bolts on the motor shaft cover correspond to each other in sequence. The transmission assembly 5 drives the wrench 1 4 to approach the adjacent bolts and rotate the adjacent bolts every time the wrench 1 4 stops rotating. After the rotating assembly 7 reaches the specified position, it drives the wrench 2 6 to intermittently rotate around the motor bearing according to a preset angle, so that the wrench 2 6 and the bolts on the end cover correspond to each other. The rotating assembly 7 drives the wrench 2 6 to approach the adjacent bolts and rotate the adjacent bolts every time the wrench 2 6 stops rotating. If all the bolts on the motor are rotated loose, it is convenient to remove the bolts during disassembly, and there is no need to manually rotate the disassembly bolts in sequence.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A three-phase asynchronous motor automatic disassembly device, characterized in that: The invention comprises a base (1), wherein a platform component (2) having a lifting function is arranged in the middle of the top of the base (1), a positioning component (3) for fixing a motor is arranged in the middle of the top of the base (1), a wrench 1 (4) is arranged on the left side of the top of the base (1), a transmission component (5) for driving the wrench 1 (4) to adjust the position and rotate is arranged on the left side of the top of the base (1), a wrench 2 (6) is arranged on the right side of the top of the base (1), a rotating component (7) for driving the wrench 2 (6) to adjust the position and rotate is arranged on the right side of the top of the base (1), and a driving component (8) for driving the transmission component (5) and the wrench 2 (6) to move closer to or farther from each other is arranged on the top of the base (1).

2. The three-phase asynchronous motor automatic disassembly equipment according to claim 1, characterized in that: The platform assembly (2) comprises four hydraulic rods (201), the top of the base (1) is fixedly mounted with the four hydraulic rods (201), and the output ends of the four hydraulic rods (201) are commonly fixedly mounted with a placement platform (202).

3. The automatic disassembly equipment of a three-phase asynchronous motor according to claim 1 is characterized in that: The positioning assembly (3) comprises a U-shaped frame (301), the U-shaped frame (301) is fixedly mounted on the top of the base (1), two symmetrical sides of the U-shaped frame (301) are respectively fixedly mounted with hydraulic rods (302), the output end of each hydraulic rod (302) is fixedly mounted with a positioning plate (303), a hydraulic rod (304) is fixedly mounted on the top surface of the U-shaped frame (301), and a pressing plate (305) is fixedly mounted on the output end of the hydraulic rod (304).

4. The automatic disassembly equipment of a three-phase asynchronous motor according to claim 1, characterized in that: The transmission assembly (5) comprises a vertical rod (501), the vertical rod (501) is arranged on the left side of the top of the base (1), a rotatable shaft (503) is movably installed on the right wall of the vertical rod (501), a servo motor (502) for driving the shaft (503) to rotate is fixedly installed on the left wall of the vertical rod (501), an electric telescopic rod (504) is fixedly installed on the side wall of the shaft (503), a servo motor (505) is fixedly installed on the end of the electric telescopic rod (504) away from the shaft (503), and the output end of the servo motor (505) is fixedly connected to the wrench (4).

5. The automatic disassembly equipment of a three-phase asynchronous motor according to claim 4, characterized in that: The rotating assembly (7) comprises a rectangular plate (701), the rectangular plate (701) is arranged on the right side of the top of the base (1), a rotatable gear (703) is movably mounted on the left wall of the rectangular plate (701), a servo motor (702) capable of driving the gear (703) to rotate is fixedly mounted on the right wall of the rectangular plate (701), a circular hole (704) is opened on the left wall of the rectangular plate (701), an annular groove (705) is opened on the left wall of the rectangular plate (701), and a circular ring (706) is movably mounted inside the annular groove (705) A gear ring (707) is fixedly mounted on the left wall of the circular ring (706), the gear ring (707) and the gear (703) are meshingly connected, a connecting plate (708) is fixedly mounted on the side of the gear ring (707) away from the circular ring (706), a rotatable electric telescopic rod three (710) is movably mounted on the side wall of the connecting plate (708), a servo motor four (709) for driving the electric telescopic rod three (710) to rotate is fixedly mounted on the side wall of the connecting plate (708), and the output end of the electric telescopic rod three (710) is fixedly connected to the wrench two (6).

6. The automatic disassembly equipment for three-phase asynchronous motor according to claim 5, characterized in that: The driving assembly (8) comprises a groove (801), the top of the base (1) is provided with the groove (801), a servo motor five (802) is fixedly mounted on the left wall of the base (1), the output end of the servo motor five (802) extends to the inside of the groove (801) and is fixedly connected with a bidirectional screw rod (803), both ends of the bidirectional screw rod (803) are respectively threadedly connected with movable blocks (804), and the two movable blocks (804) are respectively fixedly connected to the vertical rod (501) and the rectangular plate (701).

Images