Motor beating running-in machine and detection method

Abstract

The invention relates to a motor beating running-in machine and a detection method. The motor beating running-in machine comprises a machine table, and the machine table is provided with a running-in testing assembly, a conveying belt and a material moving mechanical arm; the running-in test assembly comprises a support, a motor positioning seat is transversely arranged on the support in a sliding mode, and a beating assembly and a reset piece are arranged on the support. The upper surface of the motor positioning seat is provided with a positioning groove and a detection joint seat, the motor positioning seat is provided with a first pressing unit and a second pressing unit, the moving track of a pressing part of the first pressing unit is inclined, and when the pressing part is located at the upper end of the moving track, the pressing part avoids an area position directly facing the positioning groove; the pressing part of the first pressing unit is used for longitudinally pressing the motor and pressing the joint of the motor and the detection joint seat; according to the invention, the automatic electrified knocking running-in test of the motor can be realized, the knocking amplitude range is large, the simulation vibration test scene can be downwards compatible by reducing the knocking amplitude, and the applicability is better.

Description

Technical Field

[0001] The present invention relates to the technical field of motor processing, and more specifically to a motor tapping and running-in machine and a detection method. Background Art

[0002] After the motor is processed, some motors that use solid bearings need to be tested under impact to avoid the problem of poor motor rotation caused by bearing installation accuracy. Some existing test machines with vibration test functions usually fix the motor on a vibration table, and after power is turned on, the vibration motor drives the vibration table to vibrate, and tests the current of the motor under vibration. This type of device has a large limitation on the vibration amplitude, and it is difficult to achieve the impact test effect. At the same time, the disassembly and assembly of the motor is also very inconvenient and requires manual operation. The operation is inconvenient and the purpose of automated testing cannot be achieved. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a motor knocking and running-in machine and a motor knocking and running-in machine detection method in view of the above-mentioned defects of the prior art.

[0004] The technical solution adopted by the present invention to solve its technical problem is:

[0005] A motor knocking and running-in machine is constructed, which includes a machine platform, on which a running-in test component, a conveyor belt and a material moving robot are arranged; the material moving robot is used to move the motor between the running-in test component and the conveyor belt; the running-in test component includes a bracket, on which a motor positioning seat is horizontally slidably arranged, and the bracket is provided with a knocking component for knocking the motor positioning seat and a reset member for resetting the motor positioning seat; the upper surface of the motor positioning seat is provided with a positioning groove for positioning the motor and a detection joint seat located on one side of the positioning groove, and the motor positioning seat is provided with a first pressing unit for longitudinally pressing the motor and a second pressing unit for laterally squeezing and fixing the motor, the pressing portion of the first pressing unit has an oblique running trajectory and avoids the area opposite to the positioning groove when the pressing portion is located at the upper end of the running trajectory; the pressing portion of the first pressing unit is used to longitudinally press the motor and press the motor joint to the detection joint seat.

[0006] The motor knocking running-in machine described in the present invention, wherein the bracket includes two vertical plates and a longitudinal side plate connecting the two vertical plates, and the side plate and the two vertical plates enclose a accommodating space; the knocking assembly includes a knocking part and a rotating motor that drives the knocking part to rotate longitudinally, and the rotating motor is located in the accommodating space.

[0007] The motor tapping and running-in machine described in the present invention has two fixing plates fixed on the outer surface of the side plate, and a plurality of longitudinally distributed guide rods are connected between the two fixing plates; and the motor positioning seat is provided with guide grooves cooperating with the guide rods.

[0008] The motor knocking and running-in machine described in the present invention, wherein, an adjustment block and a receiving groove for receiving the adjustment block are laterally rotatably arranged on a side surface of the motor positioning seat close to the side plate, and a plurality of guide grooves are arranged on the adjustment block; one end of the adjustment block is rotatably connected to a longitudinal rotating shaft, the rotating shaft is located in the receiving groove and the upper and lower ends of the rotating shaft are respectively fixedly connected to the inner top surface and bottom surface of the receiving groove; the other end of the adjustment block is connected to an adjustment drive assembly, and the adjustment drive assembly is installed on the motor positioning seat.

[0009] The motor knocking running-in machine described in the present invention, wherein the adjustment drive assembly includes a push rod, the front end of which is rotatably connected to the end of the adjustment block; the tail end of the push rod is provided with an electric push rod, and the tail end of the electric push rod is rotatably connected to the motor positioning seat.

[0010] The motor knocking and running-in machine described in the present invention, wherein the adjusting block is provided with a wear-resistant block that cooperates with the knocking part.

[0011] The motor tapping running-in machine described in the present invention, wherein the first pressing unit includes a first cylinder and a rotating motor that drives the first cylinder to rotate horizontally.

[0012] The motor knocking and running-in machine described in the present invention, wherein a transverse mounting rod is fixed to the movable end of the first cylinder, the head of the mounting rod is provided with a holding head and a positioning opening for positioning the holding head, and the mounting rod is detachably connected to the holding head.

[0013] The motor knocking and running-in machine described in the present invention, wherein the second pressing unit includes a second cylinder, the outer surface of the motor positioning seat is provided with a mounting hole for installing the second cylinder, and the mounting hole is connected to the positioning groove; and the movable end of the second cylinder is provided with an extrusion block.

[0014] A motor knocking and running-in detection method, using the motor knocking and running-in machine as described above, wherein the method comprises the steps of:

[0015] The material transfer robot grabs the motor loaded on the conveyor belt and moves it to the positioning groove on the motor positioning seat;

[0016] The pressing part of the first pressing unit runs obliquely downward to press the joint of the motor and the detection joint seat; the second pressing unit presses the housing of the motor horizontally;

[0017] The knocking assembly is operated to knock the motor positioning seat, and the motor positioning seat is reset by the elastic reset member after each knocking action;

[0018] While knocking, energize the motor through the detection connector to detect the current passing through the motor.

[0019] The beneficial effects of the present invention are as follows: after the material transfer robot grabs the motor loaded on the conveyor belt, it moves it to the positioning groove on the motor positioning seat; the holding part of the first holding unit runs obliquely downward to press the motor joint and the detection joint seat; the second holding unit presses the motor casing laterally; the knocking component runs to knock the motor positioning seat, and the motor positioning seat is reset by the elastic reset part after each knocking action; while knocking, the motor is energized by the detection joint seat to detect the current passing through the motor; the method of the present application has a high degree of automation and good test stability, which can not only realize the automatic power-on knocking running-in test of the motor, but also has a large knocking amplitude range, and can be backward compatible with the simulated vibration test scenario by reducing the knocking amplitude, and has better applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below in conjunction with the accompanying drawings and embodiments. The drawings described below are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative work:

[0021] Figure 1 It is a structural schematic diagram of a motor knocking running-in machine according to the first embodiment of the present invention;

[0022] Figure 2 It is a structural schematic diagram of a running-in test assembly of a motor tapping running-in machine according to the first embodiment of the present invention;

[0023] Figure 3 1 is a top view of a running-in test assembly of a motor tapping running-in machine according to Embodiment 1 of the present invention;

[0024] Figure 4 2 is a schematic diagram of the structure of a motor positioning seat of a motor knocking running-in machine according to a second embodiment of the present invention;

[0025] Figure 5 It is a flow chart of the motor knocking and running-in detection method according to the third embodiment of the present invention. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the following will be described clearly and completely in combination with the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are partial embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work belong to the protection scope of the present invention.

[0027] Embodiment 1

[0028] The motor knocking running-in machine of the preferred embodiment of the present invention is as follows: Figure 1 See also Figure 2 and Figure 3 , including a machine 1, on which a running-in test assembly 2, a conveyor belt 3 and a material transfer robot 4 are arranged; the material transfer robot 4 is used to move a motor 5 between the running-in test assembly 2 and the conveyor belt 3; the running-in test assembly 2 includes a bracket 20, on which a motor positioning seat 21 is arranged for transverse sliding, and the bracket 20 is provided with a knocking assembly 22 for knocking the motor positioning seat 21 and a resetting member 23 for resetting the motor positioning seat 21; the upper surface of the motor positioning seat 21 is provided with a positioning member for positioning the motor 5 The motor positioning seat 21 is provided with a first pressing unit 24 for longitudinally pressing the motor and a second pressing unit 25 for transversely squeezing and fixing the motor 5. The pressing part of the first pressing unit 24 has an oblique running track and avoids the area directly opposite to the positioning slot 210 when the pressing part is located at the upper end of the running track; the pressing part of the first pressing unit 24 is used to longitudinally press the motor 5 and press the joint of the motor 5 to the detection joint seat 211;

[0029] After the material transfer robot 4 grabs the motor loaded on the conveyor belt 3, it moves to the positioning groove 210 on the motor positioning seat 21; the holding part of the first holding unit 24 runs obliquely downward to press the joint of the motor 5 and the detection joint seat 211; the second holding unit 25 presses the outer shell of the motor 5 horizontally; the knocking component 22 runs to knock the motor positioning seat 21, and the motor positioning seat 21 is reset by the elastic reset member 23 after each knocking action; while knocking, the motor 5 is energized by the detection joint seat 211 (the circuit and current tester are not shown), and the current passing through the motor 5 is detected (if the current value exceeds the normal value range, it indicates that the current motor is not running smoothly and the resistance is too large);

[0030] The application of the method and technique of the present application has a high degree of automation and good test stability. It can not only realize the automated power-on tapping running-in test of the motor, but also has a large tapping amplitude range. It can be backward compatible with simulated vibration test scenarios by reducing the tapping amplitude, and has better applicability.

[0031] Preferably, the bracket 20 includes two vertical plates 200 and a longitudinal side plate 201 connecting the two vertical plates 200, and the side plate 201 and the two vertical plates 200 enclose a receiving space; the knocking assembly 22 includes a knocking part 220 and a rotating motor 221 driving the knocking part to rotate longitudinally, and the rotating motor 221 is located in the receiving space; the outer surface of the side plate 201 is fixed with two fixed plates 202, and a plurality of longitudinally distributed guide rods 203 are connected between the two fixed plates 202; the motor positioning seat 21 is provided with a guide groove that cooperates with the guide rod 203;

[0032] This structural layout design is reasonable and compact, the motor distribution position can well balance the weight of the motor positioning seat 21, the cooperation between the guide rod 203 and the guide groove can ensure the running-in accuracy; the elastic reset member can be a spring sleeved on the guide rod; the accommodating space can provide protection for the rotating motor.

[0033] Preferably, the first pressing unit 24 includes a first cylinder 240 and a rotating motor 241 that drives the first cylinder 240 to rotate horizontally; a horizontal mounting rod 242 is fixed to the movable end of the first cylinder 240, and the head of the mounting rod 242 is provided with a pressing head 243 and a positioning opening 244 for positioning the pressing head 243, and the mounting rod 242 and the pressing head 243 are detachably connected; by combining the linear moving trajectory of the first cylinder with the rotating running trajectory of the rotating motor 241, it is relatively easy to obtain an oblique moving trajectory to control the operation of the pressing head 243. At the uppermost end, the pressing head 243 avoids the position opposite to the positioning groove to facilitate the loading and unloading motor. At the lowermost end, the pressing head 243 will simultaneously press the motor and the connector on the motor, and the connector is in electrical contact with the detection connector seat 211 to ensure the reliability of running-in.

[0034] Preferably, the second pressing unit 25 includes a second cylinder, and the outer surface of the motor positioning seat 21 is provided with a mounting hole 212 for installing the second cylinder, and the mounting hole is connected to the positioning groove; the movable end of the second cylinder is provided with an extrusion block; it has good integrity and simple structure, and can ensure that the shell will not shift during the running-in process of the motor.

[0035] Embodiment 2

[0036] This embodiment is basically the same as the first embodiment, and the similarities are not repeated here. The difference is that Figure 4As shown, an adjustment block 213 and a receiving groove 217 for receiving the adjustment block are rotatably arranged on a side surface of the motor positioning seat 21 close to the side plate 201, and a plurality of guide grooves are arranged on the adjustment block 213; one end of the adjustment block 213 is rotatably connected with a longitudinal rotating shaft 218, the rotating shaft 218 is located in the receiving groove, and the upper end and the lower end of the rotating shaft are respectively fixedly connected with the inner top surface and the bottom surface of the receiving groove; the other end of the adjustment block 213 is connected with an adjustment drive assembly, and the adjustment drive assembly is installed on the motor positioning seat 21; the adjustment drive assembly includes a push rod 214, the front end of the push rod 214 is rotatably connected with the end of the adjustment block 213; the tail end of the push rod 214 is provided with an electric push rod 215, and the tail end of the electric push rod 215 is rotatably connected with the motor positioning seat 21; the adjustment block 213 is provided with a wear-resistant block 216 that cooperates with the knocking part;

[0037] The structure of this embodiment is applied, relying on the electric push rod 215 and the push rod to form one side of the triangle, the adjustment block 213 to form one side of the triangle, and the motor positioning seat 21 to form one side of the triangle. These three sides are combined to form an adjustable triangular structure, so as to achieve the purpose of changing the angle between the guide rod and the positioning groove on the motor positioning seat. Relying on this structural improvement, it is possible to provide the motor with a knocking force in a wider angle range during the knocking running-in, so that the detection is more comprehensive and the accuracy is higher. At the same time, the angle adjustment can also be realized automatically.

[0038] Embodiment 3

[0039] A motor knocking running-in detection method, using the motor knocking running-in machine as mentioned above, such as Figure 5 As shown, the method comprises the steps of:

[0040] S01: The material transfer robot grabs the motor loaded with materials from the conveyor belt and moves it to the positioning groove on the motor positioning seat;

[0041] S02: The pressing part of the first pressing unit moves obliquely downward to press the joint of the motor and the detection joint seat; the second pressing unit presses the housing of the motor horizontally;

[0042] S03: The knocking assembly is operated to knock the motor positioning seat, and the motor positioning seat is reset by the elastic reset member after each knocking action;

[0043] S04: While knocking, the motor is powered on by the detection connector to detect the current passing through the motor;

[0044] The application of the method and technique of the present application has a high degree of automation and good test stability. It can not only realize the automated power-on tapping running-in test of the motor, but also has a large tapping amplitude range. It can be backward compatible with simulated vibration test scenarios by reducing the tapping amplitude, and has better applicability.

[0045] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the appended claims of the present invention.

Claims

1. A motor beating running-in machine, characterized in that: It includes a machine platform, on which a running-in test component, a conveyor belt and a material transfer robot are arranged; the material transfer robot is used to move the motor between the running-in test component and the conveyor belt; the running-in test component includes a bracket, on which a motor positioning seat is horizontally slidably arranged, and the bracket is provided with a knocking component for knocking the motor positioning seat and a reset member for resetting the motor positioning seat; the upper surface of the motor positioning seat is provided with a positioning groove for positioning the motor and a detection joint seat located on one side of the positioning groove, and the motor positioning seat is provided with a first pressing unit for longitudinally pressing the motor and a second pressing unit for laterally squeezing and fixing the motor, the pressing portion of the first pressing unit has an oblique running trajectory and avoids the area opposite to the positioning groove when the pressing portion is located at the upper end of the running trajectory; the pressing portion of the first pressing unit is used to longitudinally press the motor and press the joint of the motor against the detection joint seat.

2. The motor beating running-in machine according to claim 1, characterized in that: The bracket includes two vertical plates and a longitudinal side plate connecting the two vertical plates, and the side plate and the two vertical plates enclose a storage space; the knocking assembly includes a knocking part and a rotating motor that drives the knocking part to rotate longitudinally, and the rotating motor is located in the storage space.

3. The motor beating running-in machine according to claim 2, characterized in that: Two fixing plates are fixed on the outer surface of the side plate, and a plurality of longitudinally distributed guide rods are connected between the two fixing plates; and a guide groove cooperating with the guide rod is arranged on the motor positioning seat.

4. The motor beating running-in machine according to claim 3, characterized in that: An adjustment block and a receiving groove for receiving the adjustment block are laterally rotatably arranged on a side surface of the motor positioning seat close to the side plate, and a plurality of guide grooves are arranged on the adjustment block; one end of the adjustment block is rotatably connected to a longitudinal rotating shaft, the rotating shaft is located in the receiving groove, and the upper and lower ends of the rotating shaft are respectively fixedly connected to the inner top surface and bottom surface of the receiving groove; the other end of the adjustment block is connected to an adjustment drive assembly, and the adjustment drive assembly is installed on the motor positioning seat.

5. The motor beating running-in machine according to claim 4, characterized in that: The adjustment drive assembly comprises a push rod, the front end of which is rotatably connected to the end of the adjustment block; an electric push rod is arranged at the rear end of the push rod, and the rear end of the electric push rod is rotatably connected to the motor positioning seat.

6. The motor beating running-in machine according to claim 4, characterized in that: The adjusting block is provided with a wear-resistant block matched with the knocking part.

7. The motor beating running-in machine according to claim 1, characterized in that: The first pressing unit includes a first cylinder and a rotary motor driving the first cylinder to rotate horizontally.

8. The motor beating running-in machine according to claim 7, characterized in that: A transverse mounting rod is fixed to the movable end of the first cylinder, a pressing head and a positioning opening for positioning the pressing head are arranged at the head of the mounting rod, and the mounting rod is detachably connected to the pressing head.

9. The motor beating running-in machine according to claim 1, characterized in that: The second pressing unit comprises a second cylinder, and an installation hole for installing the second cylinder is arranged on the outer surface of the motor positioning seat, and the installation hole is communicated with the positioning groove; and an extrusion block is arranged at the movable end of the second cylinder.

10. A motor tapping and running-in detection method, using the motor tapping and running-in machine as described in any one of claims 1 to 9, characterized in that: The method comprises the steps of: The material transfer robot grabs the motor loaded on the conveyor belt and moves it to the positioning groove on the motor positioning seat; The pressing part of the first pressing unit moves obliquely downward to press the joint of the motor and the detection joint seat tightly; The second pressing unit presses the housing of the motor laterally; The knocking assembly is operated to knock the motor positioning seat, and the motor positioning seat is reset by the elastic reset member after each knocking action; While knocking, energize the motor through the detection connector to detect the current passing through the motor.

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