Magnetic bias calibration test equipment

Abstract

The utility model discloses magnetic bias calibration test equipment, which comprises a test machine, a pressing module, a limiting mechanism and an extrusion mechanism, the limiting mechanism is used for positioning a motor to be tested, and the extrusion mechanism is used for extruding and fixing the motor to be tested. According to the utility model, the movable rod is rotated on the fixed pipe in a threaded manner, the fixed block is driven to move to one side of the motor to be tested and fit with one side of the outer wall of the motor, one side of the motor is limited, and then the screw is rotated, so that the nut seat vertically moves downwards along the screw, and the two fixed seats and one end of the mounting rod are driven to move downwards together; the other end of the mounting rod pushes the connecting seat towards one side to drive the connecting rod to slide towards the outside of the mounting pipe, the extrusion block moves along with the connecting rod to extrude the other side of the tested motor, the motor is extruded and fixed by using the fixing block and the extrusion block, the motor to be tested is conveniently positioned and fixed, and the motor is conveniently tested.

Description

Technical Field

[0001] The utility model relates to the field of motor production, and particularly relates to a magnetic deviation calibration test device. Background Technique

[0002] A motor is an electromagnetic device that realizes the conversion or transmission of electrical energy based on the law of electromagnetic induction. When manufacturing a motor, it is usually necessary to use a test device to test the motor and calibrate the magnetic deviation of the motor to ensure the quality and safety of the motor.

[0003] When a common test device is used, the motor is placed inside the test device, and then the motor is manually moved to adjust the position of the motor so that the motor is aligned with the elastic pressing module, which is convenient for accurately connecting the motor with the test mechanism. However, the method of manually moving the motor for adjustment is cumbersome and requires moving the motor multiple times, reducing the efficiency of motor testing. Content of the Utility Model

[0004] The purpose of the utility model is to provide a magnetic deviation calibration test device to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A magnetic deviation calibration test device, including a testing machine;

[0006] A pressing module, which is arranged in the inner cavity of the testing machine;

[0007] It further includes a limiting mechanism, which is arranged on both sides of the inner wall of the testing machine. The limiting mechanism is used to form a blocking structure on one side of the motor to be tested and position the motor to be tested;

[0008] An extrusion mechanism, which is arranged on one side of the limiting mechanism. The extrusion mechanism is used to form a pushing structure on the other side of the motor to be tested and squeeze and fix the motor to be tested.

[0009] Preferably, the limiting mechanism includes:

[0010] A fixed tube, one end of which is fixedly connected to one side of the inner wall of the testing machine;

[0011] A movable rod, one end of which is threadedly connected to the inner wall of the fixed tube, and the movable rod is arranged on one side of the pressing module;

[0012] A fixed block, one side of which is rotatably connected to the other end of the movable rod.

[0013] Preferably, the limiting mechanism further includes:

[0014] A rubber pad, which is fixedly connected to the other side of the fixed block, and the rubber pad is attached to the outer wall of the motor to be tested;

[0015] Fixed columns, which are fixedly connected to the outer wall of the movable rod in an annular array, and the fixed columns are used to rotate the movable rod.

[0016] Preferably, the extrusion mechanism includes:

[0017] A support block, the bottom end of which is fixedly connected to the bottom of the inner wall of the testing machine;

[0018] An installation pipe, one end of which is fixedly connected to one side of the top of the support block;

[0019] A connecting rod, one end of which is slidably inserted into the inner cavity of the installation pipe, and the connecting rod is arranged on the other side of the pressing module;

[0020] An extrusion block, one side of which is fixedly connected to one end of the connecting rod.

[0021] Preferably, the extrusion mechanism further includes:

[0022] A screw rod, the bottom end of which is rotatably connected to the upper surface of the support block;

[0023] A nut seat, which is threadedly inserted into the screw rod;

[0024] A fixed seat, one end of which is fixedly connected to one side of the nut seat;

[0025] An installation rod, which is arranged on one side of the screw rod;

[0026] A connecting shaft, which is fixedly inserted through one end of the installation rod, and the connecting shaft is rotatably inserted through the other end of the fixed seat.

[0027] Preferably, the extrusion mechanism further includes:

[0028] A connecting seat, the bottom end of which is fixedly connected to the outer wall of one end of the connecting rod, and the top of the connecting seat is rotatably inserted through the connecting shaft;

[0029] An activity groove, which is arranged on the top of the installation pipe, and the inner cavity of the activity groove is slidably inserted through the connecting seat.

[0030] The technical effects and advantages of the present utility model:

[0031] The utility model utilizes a setting mode that matches a fixed tube, a movable rod, a fixed block, a screw rod, a nut seat, a mounting rod, a connecting rod and an extrusion block. The movable rod is threadedly rotated on the fixed tube to drive the fixed block to move to one side of the motor to be tested and fit with one side of the outer wall of the motor to limit one side of the motor. The screw rod is then rotated to make the nut seat move vertically downward along the screw rod, driving the two fixed seats and one end of the mounting rod to move downward together. The other end of the mounting rod pushes the connecting seat to one side, driving the connecting rod to slide toward the outside of the mounting tube. The extrusion block moves together with the connecting rod to squeeze the other side of the test motor. The motor is squeezed and fixed by using the fixed block and the extrusion block, which is convenient for positioning and fixing the motor to be tested and for testing the motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0033] Figure 2 This is a schematic diagram of the front structure of the downward pressure module of the utility model.

[0034] Figure 3 It is a schematic diagram of the front structure of the fixed pipe of the utility model.

[0035] Figure 4 It is a front sectional structural schematic diagram of the installation pipe of the utility model.

[0036] In the figure: 1. testing machine; 2. pressing module; 3. limiting mechanism; 31. fixing tube; 32. movable rod; 33. fixing block; 34. rubber pad; 35. fixing column; 4. extrusion mechanism; 41. supporting block; 42. mounting tube; 43. connecting rod; 44. extrusion block; 45. screw rod; 46. nut seat; 47. fixing seat; 48. mounting rod; 49. connecting seat; 410. movable slot. DETAILED DESCRIPTION

[0037] 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.

[0038] The utility model provides Figures 1-4A magnetic declination calibration test device shown in the figure includes a test machine 1, a pressing module 2, a limiting mechanism 3, and a pressing mechanism 4. The test machine 1 is used to test, calibrate, and zero-adjust the motor. The pressing module 2 is arranged in the inner cavity of the test machine 1. By moving the pressing module 2 downward, it is connected to the motor to be tested. The limiting mechanism 3 is arranged on both sides of the inner wall of the test machine 1. The limiting mechanism 3 is used to form a blocking structure on one side of the motor to be tested and position the motor to be tested. The limiting mechanism 3 limits one side of the motor to be tested. The pressing mechanism 4 is arranged on one side of the limiting mechanism 3. The pressing mechanism 4 is used to form a pushing structure on the other side of the motor to be tested and press and fix the motor to be tested. By pushing the other side of the motor through the pressing mechanism 4, the motor is fixed between the limiting mechanism 3 and the pressing mechanism 4.

[0039] Further, the limiting mechanism 3 includes a fixed tube 31, a movable rod 32, a fixed block 33, a rubber pad 34, and a fixed column 35. One end of the fixed tube 31 is fixedly connected to one side of the inner wall of the test machine 1. The fixed tube 31 is used to install the movable rod 32. One end of the movable rod 32 is threadedly connected to the inner wall of the fixed tube 31. The movable rod 32 is arranged on one side of the pressing module 2. An external thread is provided on the outer wall of one end of the movable rod 32. By rotating the movable rod 32, the movable rod 32 rotates threadedly on the fixed tube 31. The movable rod 32 drives the fixed block 33 to move in the horizontal direction. One side of the fixed block 33 is rotatably connected to the other end of the movable rod 32. The fixed block 33 moves together with the movable rod 32 and is used to limit one side of the motor. The rubber pad 34 is fixedly connected to the other side of the fixed block 33. The rubber pad 34 is in contact with the outer wall of the motor to be tested. The rubber pad 34 is in contact with the outer wall of the motor to protect the motor. The fixed columns 35 are fixedly connected to the outer wall of the movable rod 32 in an annular array. The fixed columns 35 are used to rotate the movable rod 32. By driving the movable rod 32 to rotate through multiple fixed columns 35, the movable rod 32 is rotated threadedly on the fixed tube 31, driving the fixed block 33 to move to one side of the motor to be tested and fit with one side of the outer wall of the motor, thereby limiting one side of the motor.

[0040] Further, the extrusion mechanism 4 includes a support block 41, a mounting tube 42, a connecting rod 43, an extrusion block 44, a screw 45, a nut seat 46, a fixed seat 47, a mounting rod 48, a connecting seat 49, a connecting shaft and a movable groove 410. The bottom end of the support block 41 is fixedly connected to the bottom of the inner wall of the testing machine 1. The support block 41 is used for mounting the mounting tube 42. One end of the mounting tube 42 is fixedly connected to one side of the top of the support block 41. The mounting tube 42 is used for mounting the connecting rod 43. The connecting rod 43 slides on the mounting tube 42 and drives the extrusion block 44 to move together. One end of the connecting rod 43 is slidably inserted into the inner cavity of the mounting tube 42. The connecting rod 43 is arranged on the other side of the pressing module 2. One side of the extrusion block 44 is fixedly connected to one end of the connecting rod 43. The extrusion block 44 is used for extruding and fixing the other side of the motor to be tested. The bottom end of the screw 45 is rotatably connected to the upper surface of the support block 41. The screw 45 is used for mounting the nut seat 46. The nut seat 46 is threadedly inserted into the screw 45. By rotating the screw 45, the nut seat 46 moves vertically along the screw 45. One end of the fixed seat 47 is fixedly connected to one side of the nut seat 46. The fixed seat 47 moves together with the nut seat 46 and is used for connecting the nut seat 46 and the mounting rod 48, so that the nut seat 46 drives one end of the mounting rod 48 to move together. The mounting rod 48 is arranged on one side of the screw 45. The mounting rod 48 is used for connecting the nut seat 46 and the connecting seat 49, so that the connecting seat 49 moves together with the nut seat 46. The connecting shaft is fixedly inserted through one end of the mounting rod 48. The connecting shaft is rotatably inserted through the other end of the fixed seat 47. Both ends of the mounting rod 48 rotate around the connecting shaft. The bottom end of the connecting seat 49 is fixedly connected to the outer wall of one end of the connecting rod 43. The top of the connecting seat 49 is rotatably inserted through the connecting shaft. The connecting seat 49 is used for driving the connecting rod 43 to move together. The movable groove 410 is arranged on the top of the mounting tube 42. The inner cavity of the movable groove 410 is slidably inserted through the connecting seat 49. The movable groove 410 is used for mounting the connecting seat 49. The connecting seat 49 slides along the inner cavity of the movable groove 410. By rotating the screw 45, the nut seat 46 moves vertically downward along the screw 45, driving both ends of the two fixed seats 47 and the mounting rod 48 to move downward together. Both ends of the mounting rod 48 rotate around the connecting shaft. The other end of the mounting rod 48 pushes the connecting seat 49 to one side, driving the connecting rod 43 to slide out of the mounting tube 42. The extrusion block 44 moves together with the connecting rod 43 and extrudes the other side of the testing motor.

[0041] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A magnetic declination calibration test device, comprising: A testing machine (1); A pressing module (2), which is arranged in the inner cavity of the testing machine (1); Characterized in that it further comprises a limiting mechanism (3), the limiting mechanism (3) is arranged on both sides of the inner wall of the testing machine (1), and the limiting mechanism (3) is used to form a blocking structure on one side of the motor to be tested and position the motor to be tested; An extrusion mechanism (4), the extrusion mechanism (4) is arranged on one side of the limiting mechanism (3), and the extrusion mechanism (4) is used to form a pushing structure on the other side of the motor to be tested and extrude and fix the motor to be tested.

2. The magnetic declination calibration test device according to claim 1, characterized in that, The limiting mechanism (3) includes: A fixed pipe (31), one end of the fixed pipe (31) is fixedly connected to one side of the inner wall of the testing machine (1); A movable rod (32), one end of the movable rod (32) is threadedly connected to the inner wall of the fixed pipe (31), and the movable rod (32) is arranged on one side of the pressing module (2); A fixed block (33), one side of the fixed block (33) is rotatably connected to the other end of the movable rod (32).

3. A magnetic declination calibration test device according to claim 2, characterized in that, The limiting mechanism (3) further includes: A rubber pad (34), the rubber pad (34) is fixedly connected to the other side of the fixed block (33), and the rubber pad (34) is in contact with the outer wall of the motor to be tested; Fixed columns (35), the fixed columns (35) are fixedly connected to the outer wall of the movable rod (32) in an annular array, and the fixed columns (35) are used to rotate the movable rod (32).

4. A magnetic declination calibration test device according to claim 3, characterized in that, The extrusion mechanism (4) includes: A support block (41), the bottom end of the support block (41) is fixedly connected to the bottom of the inner wall of the testing machine (1); An installation pipe (42), one end of the installation pipe (42) is fixedly connected to one side of the top of the support block (41); A connecting rod (43), one end of the connecting rod (43) is slidably inserted into the inner cavity of the installation pipe (42), and the connecting rod (43) is arranged on the other side of the pressing module (2); An extrusion block (44), one side of the extrusion block (44) is fixedly connected to one end of the connecting rod (43).

5. A magnetic declination calibration test device according to claim 4, characterized in that, The extrusion mechanism (4) further includes: A screw rod (45), the bottom end of the screw rod (45) is rotatably connected to the upper surface of the support block (41); A nut seat (46), the nut seat (46) is threadedly inserted into the screw rod (45); A fixed seat (47), one end of the fixed seat (47) is fixedly connected to one side of the nut seat (46); An installation rod (48), the installation rod (48) is arranged on one side of the screw rod (45); A connecting shaft, the connecting shaft is fixedly inserted through one end of the installation rod (48), and the connecting shaft is rotatably inserted through the other end of the fixed seat (47).

6. A magnetic declination calibration test device according to claim 5, wherein, The extrusion mechanism (4) further includes: A connecting seat (49), the bottom end of the connecting seat (49) is fixedly connected to the outer wall of one end of the connecting rod (43), and the top of the connecting seat (49) is rotatably inserted through the connecting shaft; A movable groove (410), the movable groove (410) is arranged at the top of the installation pipe (42), and the inner cavity of the movable groove (410) is slidably inserted through the connecting seat (49).

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