CN219201854U

CN219201854U - Durable detection table for automobile EPS motor

Info

Publication number: CN219201854U
Application number: CN202223268586.9U
Authority: CN
Inventors: 赵英杰; 董建伟; 阳应国
Original assignee: Shanghai Ziyi Measurement And Control Technology Co ltd
Current assignee: Shanghai Ziyi Measurement And Control Technology Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-06-16
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a durable detection table for an automobile EPS motor, which comprises an electric cabinet, wherein a workbench is fixed on the upper end surface of the electric cabinet, and a plurality of clamping grooves are formed in the upper end surface of the workbench; the upper end face of the workbench is provided with two opposite first bases. According to the utility model, the device is provided with the two opposite chucks I through the upper end of the workbench, two sides of the EPS assembly can be clamped, the steering ends of the EPS can be clamped through the chucks II, so that three steering ends of the EPS assembly can be used for detecting operation at the same time, the chucks II can flexibly adjust positions, the rotating positions of the steering ends of the EPS can be matched, the device can be matched with the types of the EPS assemblies of automobiles of different types, the operation is convenient, compared with the prior art, the split detection of the EPS assemblies is not needed, the detection efficiency is improved, the monitoring probes II arranged above the chucks II can be conveniently disassembled, the installation positions can be adjusted in a waist groove, the monitoring probes can be used for adjusting the most suitable monitoring positions, and the accuracy of monitoring values is ensured.

Description

Durable detection table for automobile EPS motor

Technical Field

The utility model relates to the technical field of electric assistant steering equipment, in particular to a durable detection table for an automobile EPS motor.

Background

In the development stage of the controller of the electric power steering system, the durability of the controller needs to be verified, different working conditions are simulated to perform related durability tests, the variables comprise load, vehicle speed, environment temperature and the like, and the controller is usually loaded on an electric steering column or a steering Engine (EPS) assembly for testing at present;

the device for testing the environmental durability of the EPS controller, which is shown in the publication number CN209028475U, comprises an environmental test box, a servo motor, a servo controller, a data acquisition card, an industrial personal computer, a rotating speed torque sensor and a power-assisted motor; the two ends of the rotating speed torque sensor are respectively and coaxially connected with the servo motor and the booster motor, the servo motor and the rotating speed torque sensor are electrically connected with the servo controller, the servo controller and the rotating speed torque sensor are electrically connected with the data acquisition card, the data acquisition card is electrically connected with the industrial personal computer, and a controller is further arranged in the environment test box.

In the device, although the cost can be reduced, the environmental temperature and humidity can be loaded to meet the requirement of the whole vehicle test specification, the EPS assembly is required to be separated and then detected, and the detection mode requires that the EPS assembly is firstly split by a worker and then detected, so that the detection efficiency is low, the three ends of the EPS assembly cannot be simultaneously detected, and the detection efficiency is low.

Disclosure of Invention

The utility model aims to solve the problems that the existing durable detection device of an EPS motor needs to separate an EPS assembly and then detect the EPS assembly, and the detection mode needs a worker to split the EPS assembly and then detect the EPS assembly, so that the detection efficiency is low, three ends of the EPS assembly cannot be detected simultaneously, and the detection efficiency is low.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the durable detection table for the automobile EPS motor comprises an electric cabinet, wherein a workbench is fixed on the upper end surface of the electric cabinet, and a plurality of clamping grooves are formed in the upper end surface of the workbench; the device comprises a workbench, a clamping groove, a first base, a first clamping head, a first driving motor, a first top plate, a first detection module, a first detection probe, a second detection probe, a first detection module, a second detection probe, a first clamping head, a second detection module, a first detection module, a second detection module, a first detection module and a second detection module, wherein the first detection module is arranged on the upper end of the workbench; the workbench is characterized in that a base II is arranged on the upper end face of the workbench, a fastening bolt I connected with a clamping groove is meshed with an inner bolt of the base II, a supporting rod is fixed on the upper end face of the base II, a guide rail is fixed on the surface of the supporting rod, a sliding sleeve is sleeved on the surface of the guide rail, a lifting rod is fixed on the surface of the sliding sleeve, a first pneumatic push rod is fixed on the upper end face of the base II, a rotating rod is rotatably arranged at the upper end of the lifting rod through a bearing, a motor box is fixed at the extending end of the rotating rod, a chuck II is rotatably arranged at the front end face of the motor box through the bearing, a driving motor II is fixed in an inner cavity of the motor box, a connecting plate is fixed on one side of the motor box, a waist groove is formed in the upper end face of the connecting plate, a fastening bolt II is fixed on the lower end face of the fastening bolt II, a sliding groove is fixed on the lower end face of the motor box, a second pneumatic push rod is rotatably arranged on the surface of the supporting rod, and the second telescopic end of the pneumatic push rod is sleeved with the sliding groove through a sliding block.

As a further description of the above technical solution:

and an output end of the driving motor penetrates through the supporting plate and is in transmission connection with the first chuck and is used for driving the first chuck to rotate.

As a further description of the above technical solution:

the second base forms an assembled structure with the clamping groove through the first fastening bolt.

As a further description of the above technical solution:

the first pneumatic push rod is fixedly connected with the lower surface of the lifting rod and used for driving the lifting rod to move from a first initial position to a first end position.

As a further description of the above technical solution:

and the output end of the second driving motor penetrates through the motor case and is in transmission connection with the second chuck and is used for driving the second chuck to rotate.

As a further description of the above technical solution:

the second monitoring probe is arranged above the second chuck and is used for monitoring the EPS motor clamped by the second chuck.

In conclusion, by adopting the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, the device is provided with the two opposite chucks I through the upper end of the workbench, two sides of the EPS assembly can be clamped, the steering ends of the EPS can be clamped through the chucks II, so that three steering ends of the EPS assembly can be used for detecting operation at the same time, the chucks II can flexibly adjust positions, the rotating positions of the steering ends of the EPS can be matched, the device can be matched with the types of the EPS assemblies of automobiles of different types, the operation is convenient, compared with the prior art, the split detection of the EPS assemblies is not needed, the detection efficiency is improved, the monitoring probes II arranged above the chucks II can be conveniently disassembled, the installation positions can be adjusted in a waist groove, the monitoring probes can be used for adjusting the most suitable monitoring positions, and the accuracy of monitoring values is ensured.

2. According to the utility model, the first base and the second base of the device are conveniently assembled with the workbench through the bolts, so that the distance between the first clamping heads can be conveniently adjusted, the second clamping heads can be adjusted in height through the first pneumatic push rod, and the angle can be adjusted through the expansion and contraction of the second pneumatic push rod, so that the second clamping heads can rapidly clamp the rotating position of the EPS steering end, the operation is convenient, and the assembly and the disassembly of the EPS assembly by workers are facilitated.

Drawings

FIG. 1 is a schematic front view of a durability test stand for an EPS motor of an automobile according to the present utility model;

FIG. 2 is a schematic view of the structure of the main frame of the present utility model;

FIG. 3 is a schematic view of a cross-sectional structure of a motor case according to the present utility model;

fig. 4 is a schematic view of a rear view of a motor case according to the present utility model.

Legend description:

1. an electrical cabinet; 2. a work table; 3. a clamping groove; 4. a first base; 5. a gasket; 6. screwing the bolt by hand; 7. a support plate; 8. a first chuck; 9. driving a first motor; 10. a top plate; 11. a detection module; 12. monitoring a first probe; 13. a second base; 14. fastening a first bolt; 15. a support rod; 16. a guide rail; 17. a sliding sleeve; 18. a lifting rod; 19. a first pneumatic push rod; 20. a rotating rod; 21. a motor case; 22. a second chuck; 23. a second driving motor; 24. a connecting plate; 25. waist grooves; 26. fastening a second bolt; 27. monitoring a second probe; 28. a chute; 29. and a pneumatic push rod II.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a durable detection table for an automobile EPS motor comprises an electric cabinet 1, wherein a workbench 2 is fixed on the upper end surface of the electric cabinet 1, and a plurality of clamping grooves 3 are formed in the upper end surface of the workbench 2;

the upper end face of the workbench 2 is provided with two opposite first bases 4, a gasket 5 is sleeved in the inner cavity of the clamping groove 3, a hand-screwed bolt 6 in threaded engagement with the gasket 5 is sleeved in the first bases 4, a supporting plate 7 is fixed on the upper end face of the first bases 4, a first clamping head 8 is rotatably arranged on one side of the supporting plate 7 through a bearing, a first driving motor 9 is fixed on the other side of the supporting plate 7, a top plate 10 is fixed on the upper end face of the supporting plate 7, a detection module 11 is fixed on the upper end face of the top plate 10, and a first monitoring probe 12 embedded with the top plate 10 is arranged at the lower end of the detection module 11;

the upper end face of the workbench 2 is provided with a second base 13, a first fastening bolt 14 connected with the clamping groove 3 is meshed with a bolt in the second base 13, a supporting rod 15 is fixed on the upper end face of the second base 13, a guide rail 16 is fixed on the surface of the supporting rod 15, a sliding sleeve 17 is sleeved on the surface of the guide rail 16, a lifting rod 18 is fixed on the surface of the sliding sleeve 17, a first pneumatic push rod 19 is fixed on the upper end face of the second base 13, a rotating rod 20 is rotatably arranged at the upper end of the lifting rod 18 through a bearing, a motor case 21 is fixed at the extension end of the rotating rod 20, a second clamping head 22 is rotatably arranged at the front end face of the motor case 21 through a bearing, a second driving motor 23 is fixed in the inner cavity of the motor case 21, a connecting plate 24 is fixed on one side of the motor case 21, a waist groove 25 is formed in the upper end face of the connecting plate 24, a second fastening bolt 26 is assembled in the inner cavity of the waist groove 25, a second monitoring probe 27 is fixed on the lower end face of the second fastening bolt 26, a sliding groove 28 is fixed on the lower end face of the motor case 21, a second pneumatic push rod 29 is rotatably arranged on the surface of the supporting rod 15 through a rotating shaft, and the telescopic end of the second pneumatic push rod 29 is sleeved with the sliding groove 28 through a sliding block;

the electric cabinet 1 is composed of an industrial personal computer, a controllable power supply and the like, wherein the industrial personal computer and the power supply complete the work of setting test conditions, collecting data, testing and recording, controlling actions and the like, the test rack completes the torque control detection and the environment temperature simulation, a test motor is arranged on a three-dimensional adjustable rack in a high-temperature box and a low-temperature box, test parameters are selected and set under a endurance test software interface, a test is started, and the industrial personal computer records test data and makes a test curve;

the two ends of the automobile EPS assembly are clamped at the rotating positions through the first clamping heads 8, the second base 13 of the automobile EPS assembly is fixed at the proper position of the workbench 2 through the first fastening bolts 14, the lifting rod 18 is pushed by the telescopic end of the first pneumatic push rod 19, the lifting rod 18 is lifted and moved on the surface of the guide rail 16 through the sliding sleeve 17, the lifting rod 18 is lifted to the proper position, the sliding block sleeved with the sliding groove 28 is pulled by the telescopic end of the second pneumatic push rod 29, the rotating angle of the rotating rod 20 is driven by the motor box 21, the rotating end of the EPS assembly is clamped and fixed through the second clamping heads 22 after the motor box 21 is regulated to the proper angle, the second monitoring probe 27 is sleeved in the waist groove 25 and arranged above the second clamping heads 22, the rotating end of the EPS assembly is monitored, the output end of the second driving motor 23 is rotated, and the rotating detection of the rotating end of the EPS assembly can be driven;

the output end of the first driving motor 9 rotates to drive the rotation parts at the two ends of the EPS assembly to rotate, the first monitoring probe 12 monitors the EPS assembly, the first monitoring probe 12 and the second monitoring probe 27 are connected with the detection module 11 through connecting wires, the detection module 11 can display and record test data, and a test curve is made, so that the durable data of the EPS assembly of the automobile is detected.

Further, the output end of the first driving motor 9 penetrates through the supporting plate 7 and is in transmission connection with the first chuck 8, and the driving motor 9 is used for driving the first chuck 8 to rotate, and the first chuck 8 can be driven to rotate by the driving motor 9.

Further, the second base 13 forms an assembled structure with the clamping groove 3 through the first fastening bolt 14, so that the second base 13 can be fixed on the surface of the workbench 2.

Further, the first pneumatic push rod 19 is fixedly connected to the lower portion of the lifting rod 18, and is used for driving the lifting rod 18 to move from the first initial position to the first final position, so that the height of the lifting rod 18 can be adjusted.

Further, the output end of the second driving motor 23 passes through the motor case 21 and is in transmission connection with the second chuck 22, so as to drive the second chuck 22 to rotate, and the second driving motor 23 can drive the second chuck 22 to rotate.

Further, the second monitoring probe 27 is disposed above the second chuck 22 and is used for monitoring the EPS motor clamped by the second chuck 22, and the second monitoring probe 27 is connected with the detection module 11 through a connecting wire and is used for transmitting the monitored numerical value.

Working principle: when in use, firstly, the two first bases 4 are placed on the surface of the workbench 2, the two gaskets 5 are sleeved in the clamping grooves 3, the first bases 4 are clamped and fixed on the surface of the workbench 2 by rotating the manual screw bolts 6, the first bases 4 fix the first clamping heads 8 at proper intervals, the two rotating parts of the two ends of the automobile EPS assembly are clamped by the first clamping heads 8, the second bases 13 are fixed on the proper positions of the workbench 2 by the first clamping heads 8, the lifting rod 18 is pushed by the telescopic ends of the first pneumatic push rods 19, the lifting rod 18 is lifted and moved on the surface of the guide rail 16 by the sliding sleeve 17, the sliding blocks sleeved with the sliding grooves 28 are pulled by the telescopic ends of the second pneumatic push rods 29 after the lifting rod 18 is lifted to the proper positions, the rotating rod 20 is driven by the motor case 21 to rotate, the motor case 21 is regulated to a proper angle, the steering rotating end of the EPS assembly is clamped and fixed through the clamp head II 22, the monitoring probe II 27 is sleeved in the waist groove 25 through the fastening bolt II 26, the steering rotating end of the EPS assembly is monitored, the output end of the driving motor II 23 rotates and can drive the steering rotating end of the EPS assembly to rotate for detection, the output end of the driving motor I9 rotates and can drive the rotating parts at the two ends of the EPS assembly to rotate, the monitoring probe I12 monitors the steering rotating end of the EPS assembly, the monitoring probe I12 and the monitoring probe II 27 are connected with the detection module 11 through connecting wires, the detection module 11 can display and record test data, and a test curve is made, so that the working principle of the utility model is completed.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The durable detection table for the automobile EPS motor comprises an electrical cabinet (1) and is characterized in that a workbench (2) is fixed on the upper end surface of the electrical cabinet (1), and a plurality of clamping grooves (3) are formed in the upper end surface of the workbench (2);

the automatic detection device is characterized in that two opposite first bases (4) are arranged on the upper end face of the workbench (2), gaskets (5) are sleeved in the inner cavities of the clamping grooves (3), hand-screwed bolts (6) meshed with the gaskets (5) are sleeved in the first bases (4), a supporting plate (7) is fixed on the upper end face of the first bases (4), a first clamping head (8) is rotatably installed on one side of the supporting plate (7) through a bearing, a first driving motor (9) is fixed on the other side of the supporting plate (7), a top plate (10) is fixed on the upper end face of the supporting plate (7), a detection module (11) is fixed on the upper end face of the top plate (10), and a first monitoring probe (12) embedded with the top plate (10) is installed at the lower end of the detection module (11).

The workbench (2) upper end face is provided with a base II (13), the inside bolt engagement of base II (13) has a fastening bolt I (14) that is connected with draw-in groove (3), base II (13) upper end face is fixed with bracing piece (15), bracing piece (15) fixed surface has guide rail (16), sliding sleeve (17) have been cup jointed on guide rail (16) surface, sliding sleeve (17) fixed surface has lifter (18), base II (13) upper end face is fixed with pneumatic push rod I (19), lifter (18) upper end is installed bull stick (20) through the bearing rotation, bull stick (20) extension end is fixed with motor case (21), chuck II (22) are installed through the bearing rotation to motor case (21) front end face, motor case (21) inner chamber is fixed with driving motor II (23), motor case (21) one side is fixed with connecting plate (24), waist groove (25) have been seted up to connecting plate (24) upper end face, waist groove (25) inner chamber is equipped with fastening bolt II (26), motor II (26) lower end face is installed through the bearing rotation, bull stick (27) extension end face is fixed with pneumatic push rod II (28), the telescopic end of the pneumatic push rod II (29) is sleeved with the sliding groove (28) through a sliding block.

2. A durability test stand for an EPS motor of an automobile according to claim 1 wherein the output end of the first drive motor (9) is drivingly connected to the first chuck (8) through the support plate (7) for driving the first chuck (8) to rotate.

3. The durable inspection bench for an EPS motor of an automobile according to claim 1, characterized in that the second base (13) is formed into an fittable structure between the first fastening bolt (14) and the clamping groove (3).

4. A durability test stand for an EPS motor of an automobile according to claim 1 wherein the first pneumatic push rod (19) is fixedly connected to the underside of the lifting rod (18) for driving the lifting rod (18) from a first initial position to a first end position.

5. The durable inspection bench for an EPS motor of an automobile according to claim 1, characterized in that an output end of the second driving motor (23) is connected with the second chuck (22) through the motor case (21) in a transmission manner, and is used for driving the second chuck (22) to rotate.

6. The durable inspection bench for an EPS motor of an automobile according to claim 1, characterized in that the second monitoring probe (27) is disposed above the second chuck (22) and is used for monitoring the EPS motor clamped by the second chuck (22).