Positioning jig for motor assembly

Abstract

The utility model relates to the technical field of motor assembly, in particular to a positioning jig for motor assembly, which comprises a base, supporting rods are fixedly mounted at four corners of the upper end of the base, staggered rods are fixedly mounted at the upper ends of the supporting rods, a mounting plate is fixedly mounted in the middle of the staggered rods, and a hydraulic rod is fixedly mounted at the lower end of the mounting plate. A clamping assembly used for fixing a motor rotating shaft is arranged at the output end of a hydraulic rod, a fixing assembly is arranged, a rotary knob is rotated, a two-way threaded rod is driven to rotate, then two supporting plates are driven to drive abutting plates to make contact with a motor shell, then a first threaded rod is rotated, the multiple abutting plates make contact with the motor shell, and therefore the motor rotating shaft can be fixed. According to the motor shell fixing device, motor shells of different models can be fixed, the abutting plate is driven to make contact with or be separated from the motor shells by controlling forward and reverse rotation of the rotary knob, when the motor shells of the same model are fixed, the position of the abutting plate does not need to be adjusted many times, and then the assembling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of motor assembly, in particular to a positioning fixture for motor assembly. Background Art

[0002] Electric motor, commonly known as "motor", refers to an electromagnetic device that realizes the conversion or transmission of electric energy according to the law of electromagnetic induction. Its main function is to generate driving torque as a power source for electrical appliances or various machines. The main function of the generator is to convert mechanical energy into electrical energy. At present, the most commonly used method is to use thermal energy, water energy, etc. to drive the generator rotor to generate electricity. In the production and processing of the motor, it is necessary to assemble the motor housing and the motor shaft. When assembling the motor housing and the motor shaft, the motor housing is usually placed on a workbench and the housing is clamped by a clamping tool. Due to the different shapes of motors, when positioning and fixing them, the existing positioning fixtures are difficult to apply to motor housings of different shapes, and different fixtures are required. The applicability is low and the efficiency is low. For this reason, the utility model proposes a positioning fixture for motor assembly to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide a positioning fixture for motor assembly to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning fixture for motor assembly, comprising a base, support rods are fixedly installed at the four corners of the upper end of the base, staggered rods are fixedly installed on the upper ends of the support rods, a mounting plate is fixedly installed in the middle of the staggered rods, a hydraulic rod is fixedly installed at the lower end of the mounting plate, a clamping assembly for fixing the motor shaft is provided at the output end of the hydraulic rod, a fixing assembly is provided in the middle of the upper end of the base, a motor housing is provided on the fixing assembly, and the fixing assembly is used to fix motor housings of different models.

[0005] Preferably, the clamping assembly includes an electric air gripper, which is fixedly mounted on the output end of the hydraulic rod. Two clamping jaws are arranged on the electric air gripper, and limiting blocks are fixedly mounted on the ends of the two clamping jaws that are close to each other. Anti-skid plates are fixedly mounted on the ends of the two limiting blocks that are close to each other, and the limiting blocks are arranged in a V-shaped plate.

[0006] Preferably, the fixing assembly includes a fixing plate, a moving block, a bidirectional threaded rod, a sliding block and a supporting plate. The fixing plate is fixedly mounted at the middle of the upper end of the base, and the number of the supporting plates is two.

[0007] Preferably, the two support plates are symmetrically arranged on the fixed plate, the upper end of the fixed plate is provided with a sliding groove for the sliding block to slide, and the upper end of the sliding block is fixedly connected to the lower end of the support plate.

[0008] Preferably, a limiting groove for movement of the moving block is opened in the middle of the upper end of the fixed plate, the upper end of the moving block is fixedly connected to the lower end of the support plate, the bidirectional threaded rod is rotatably connected in the limiting groove, and the moving block is threadedly connected to the bidirectional threaded rod.

[0009] Preferably, one end of the bidirectional threaded rod extends out from a fixing plate and is fixedly connected to a knob, a plurality of limit plates are slidably connected to the support plate, and a plurality of first threaded rods are threadedly connected to the support plate.

[0010] Preferably, one end of the first threaded rod close to the motor housing is rotatably connected to a clamping plate, one end of the limiting plate close to the motor housing is fixedly connected to the clamping plate, and one end of the clamping plate away from the limiting plate is tightly attached to the outer surface of the motor housing.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] By providing a fixing component and turning the knob, the bidirectional threaded rod is driven to rotate, thereby driving the two support plates to drive the clamping plate to contact the motor housing, and then by rotating the first threaded rod, multiple clamping plates are made to contact the motor housing, so that different types of motor housings can be fixed. The contact and separation of the clamping plate and the motor housing are driven by controlling the forward and reverse rotation of the knob. When fixing the motor housing of the same model, there is no need to adjust the position of the clamping plate multiple times, thereby improving the assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the motor housing fixing assembly of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0016] Figure 4 It is the front view of the utility model.

[0017] In the figure: 1. base; 2. support rod; 3. staggered rod; 4. mounting plate; 5. hydraulic rod; 6. clamping assembly; 7. fixing assembly; 8. motor housing; 71. fixing plate; 72. moving block; 73. bidirectional threaded rod; 74. sliding block; 75. support plate; 76. limit plate; 77. first threaded rod; 78. clamping plate; 79. knob; 61. electric air claw; 62. limit block; 63. anti-skid plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figures 1 to 4 The utility model provides a technical solution: a positioning fixture for motor assembly, including a base 1, support rods 2 are fixedly installed at the four corners of the upper end of the base 1, staggered rods 3 are fixedly installed on the upper end of the support rods 2, a mounting plate 4 is fixedly installed in the middle of the staggered rods 3, a hydraulic rod 5 is fixedly installed at the lower end of the mounting plate 4, a clamping assembly 6 for fixing the motor shaft is arranged at the output end of the hydraulic rod 5, a fixing assembly 7 is arranged in the middle of the upper end of the base 1, a motor housing 8 is arranged on the fixing assembly 7, and the fixing assembly 7 is used to fix the motor housing 8 of different models, and the fixing assembly 7 is arranged Component 7, turn the knob 79 to drive the bidirectional threaded rod 73 to rotate, and then drive the two support plates 75 to drive the clamping plate 78 to contact the motor housing 8, and then by rotating the first threaded rod 77, multiple clamping plates 78 are in contact with the motor housing 8, which can realize the fixation of motor housings 8 of different models. The contact and separation of the clamping plate 78 and the motor housing 8 are driven by controlling the forward and reverse rotation of the knob 79. When fixing the motor housing 8 of the same model, there is no need to adjust the position of the clamping plate 78 multiple times, and only the knob 79 needs to be turned, thereby improving the efficiency of assembly.

[0020] The clamping assembly 6 includes an electric air gripper 61, which is fixedly mounted on the output end of the hydraulic rod 5. Two clamping jaws are arranged on the electric air gripper 61. A limit block 62 is fixedly mounted on the ends of the two clamping jaws that are close to each other. An anti-skid plate 63 is fixedly mounted on the ends of the two limit blocks 62 that are close to each other. The limit block 62 is a V-shaped plate. The rotating shaft to be assembled is fixed between the two limit blocks 62. The hydraulic rod 5 is started to drive the rotating shaft on the limit block 62 to move downward, and the rotating shaft moves downward to be assembled with the motor housing 8.

[0021] The fixing assembly 7 comprises a fixing plate 71, a moving block 72, a two-way threaded rod 73, a sliding block 74 and a supporting plate 75. The fixing plate 71 is fixedly mounted in the middle of the upper end of the base 1. The number of supporting plates 75 is two, and the two supporting plates 75 are symmetrically arranged on the fixing plate 71. A sliding groove for the sliding block 74 is provided at the upper end of the fixing plate 71 for sliding. The upper end of the sliding block 74 is fixedly connected to the lower end of the supporting plate 75. A limiting groove for the movement of the moving block 72 is provided in the middle of the upper end of the fixing plate 71. The upper end of the moving block 72 is fixedly connected to the lower end of the supporting plate 75, and the two-way threaded rod 73 is rotatably connected in the limiting groove. The moving block 72 is threadedly connected to the two-way threaded rod 73. The motor housing 8 is placed in the middle of the upper end of the fixing plate 71, and the knob 79 is turned to drive the two-way threaded rod 73 to rotate. The moving block 72 is threadedly connected to the two-way threaded rod 73. The two-way threaded rod 73 rotates to drive the two moving blocks 72 to move toward each other, thereby driving the clamping plate 78 to contact the motor housing 8.

[0022] One end of the bidirectional threaded rod 73 extends out of the fixing plate 71 and is fixedly connected to a knob 79. A plurality of limit plates 76 are slidably connected to the support plate 75. A plurality of first threaded rods 77 are threadedly connected to the support plate 75. The end of the first threaded rod 77 close to the motor housing 8 is rotatably connected to a clamping plate 78. The end of the limit plate 76 close to the motor housing 8 is fixedly connected to the clamping plate 78, and the end of the clamping plate 78 away from the limit plate 76 is tightly attached to the outer surface of the motor housing 8. By rotating the first threaded rod 77, the support plate 75 is threadedly connected to the first threaded rod 77, and the first threaded rod 77 drives the clamping plate 78 to move, so that the plurality of clamping plates 78 are in contact with the outer surface of the motor housing 8, thereby fixing the motor housing 8.

[0023] Working principle: Place the motor housing 8 in the middle of the upper end of the fixed plate 71, turn the knob 79 to drive the bidirectional threaded rod 73 to rotate, and the moving block 72 is threadedly connected to the bidirectional threaded rod 73. The bidirectional threaded rod 73 rotates to drive the two moving blocks 72 to move toward each other, thereby driving the clamping plate 78 to contact the motor housing 8. By rotating the first threaded rod 77, the support plate 75 is threadedly connected to the first threaded rod 77. The first threaded rod 77 drives the clamping plate 78 to move, so that multiple clamping plates 78 are in contact with the outer surface of the motor housing 8, and the motor housing 8 is fixed, which is convenient for fixing the motor housing 8 of the same model. Start the electric air claw 61, fix the shaft to be assembled between the two limit blocks 62, start the hydraulic rod 5 to drive the shaft on the limit block 62 to move downward, and the shaft moves downward to be assembled with the motor housing 8.

[0024] 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 positioning fixture for motor assembly, comprising a base (1), characterized in that: Support rods (2) are fixedly mounted at the four corners of the upper end of the base (1); a staggered rod (3) is fixedly mounted on the upper end of the support rod (2); a mounting plate (4) is fixedly mounted in the middle of the staggered rod (3); a hydraulic rod (5) is fixedly mounted at the lower end of the mounting plate (4); a clamping assembly (6) for fixing the motor shaft is arranged at the output end of the hydraulic rod (5); a fixing assembly (7) is arranged in the middle of the upper end of the base (1); a motor housing (8) is arranged on the fixing assembly (7); and the fixing assembly (7) is used to fix motor housings (8) of different models.

2. A positioning fixture for motor assembly according to claim 1, characterized in that: The clamping assembly (6) comprises an electric air gripper (61), the electric air gripper (61) being fixedly mounted on the output end of the hydraulic rod (5), the electric air gripper (61) being provided with two clamping jaws, the ends of the two clamping jaws being close to each other being fixedly mounted with a limit block (62), the ends of the two limit blocks (62) being close to each other being fixedly mounted with an anti-slip plate (63), and the limit block (62) being provided in the form of a V-shaped plate.

3. A positioning fixture for motor assembly according to claim 2, characterized in that: The fixing assembly (7) comprises a fixing plate (71), a moving block (72), a bidirectional threaded rod (73), a sliding block (74) and a supporting plate (75); the fixing plate (71) is fixedly mounted at the middle of the upper end of the base (1); and the number of the supporting plates (75) is two.

4. A positioning fixture for motor assembly according to claim 3, characterized in that: The two support plates (75) are symmetrically arranged on the fixed plate (71); a sliding groove for sliding a sliding block (74) is provided at the upper end of the fixed plate (71); and the upper end of the sliding block (74) is fixedly connected to the lower end of the support plate (75).

5. A positioning fixture for motor assembly according to claim 4, characterized in that: A limiting groove for movement of the moving block (72) is provided in the middle of the upper end of the fixed plate (71); the upper end of the moving block (72) is fixedly connected to the lower end of the support plate (75); the bidirectional threaded rod (73) is rotatably connected in the limiting groove; and the moving block (72) is threadedly connected to the bidirectional threaded rod (73).

6. A positioning fixture for motor assembly according to claim 5, characterized in that: One end of the bidirectional threaded rod (73) extends out of the fixing plate (71) and is fixedly connected to a knob (79); a plurality of limit plates (76) are slidably connected to the support plate (75); and a plurality of first threaded rods (77) are threadedly connected to the support plate (75).

7. A positioning fixture for motor assembly according to claim 6, characterized in that: One end of the first threaded rod (77) close to the motor housing (8) is rotatably connected to a clamping plate (78), one end of the limiting plate (76) close to the motor housing (8) is fixedly connected to the clamping plate (78), and one end of the clamping plate (78) away from the limiting plate (76) is tightly attached to the outer surface of the motor housing (8).

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