Device for detecting performance of steering wheel angle sensor

Abstract

The utility model discloses a device for detecting the performance of a steering wheel angle sensor, which comprises a main body frame, a detection mechanism used for detecting the performance of the steering wheel angle sensor is arranged in the main body frame, and the detection mechanism comprises a workbench, a sliding rod, a top plate, an air cylinder, a movable plate, a plug, a carrier, a detected workpiece, a slot and a servo motor. A workbench is fixedly arranged on one side in the main body frame, sliding rods are fixedly arranged at the four corners of the surface of the upper end of the workbench, a top plate is fixedly arranged at the upper ends of the sliding rods, and an air cylinder is fixedly arranged in the middle of the inner side of the top plate. According to the utility model, the operation is mechanically controlled, the test speed is high, the precision is high, the detected workpieces can be quickly butted, the automation degree of the test process is improved, the test time is greatly shortened, the carrier adopts an independent design and can be quickly disassembled and remodeled, different carriers can be quickly replaced for production in a production line, and the production efficiency is improved. And the equipment investment cost of an enterprise is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection equipment technical field, concretely is a kind of steering wheel angle sensor performance detection equipment. BACKGROUND

[0002] With the development of automobile industry, the requirement of active safety in automobile driving is also higher and higher, and the steering wheel angle sensor, as a signal collection part for safe driving of automobile, is an important component in automobile electronic control system, used for detecting the rotation angle, rotation speed and torque of steering wheel, and providing feedback of automobile steering signal for automobile electronic control system at any time. In the production process of steering wheel angle sensor, the performance of steering wheel angle sensor assembly needs to be detected to ensure its reliability in subsequent use.

[0003] The steering wheel angle sensor is an important component in automobile electronic control system, and its performance directly affects the controllability and safety of automobile. In the production process of steering wheel angle sensor, its performance needs to be strictly tested to ensure the quality and reliability of product. At present, the common performance test method of steering wheel angle sensor is mainly to simulate the steering wheel rotation in actual driving process by driving the steering wheel angle sensor with motor, to detect whether the output signal of steering wheel angle sensor is accurate.

[0004] However, this test method has the following shortcomings: the traditional test method needs manual scanning of product two-dimensional code to record ID information, and connecting test tooling, which is complicated, time-consuming and low in efficiency. Lack of universality: different models of steering wheel angle sensor may need different test equipment and test harness tooling, lacking of universality. Therefore, a steering wheel angle sensor performance detection equipment needs to be improved for the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of steering wheel angle sensor performance detection equipment to solve the problems raised in the above background.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a kind of steering wheel angle sensor performance detection equipment, detection mechanism for detecting steering wheel angle sensor performance is arranged in the main frame, the detection mechanism includes workbench, slide bar, top plate, cylinder, movable plate, plug, carrier, detected workpiece, slot, servo motor, one side fixedly provided with workbench in the main frame, slide bar is fixedly arranged at the four corners of workbench upper end surface, top plate is fixedly arranged on the upper end of slide bar, cylinder is fixedly arranged in the inside middle part of top plate, movable plate is movably sleeved in the middle part of slide bar, plug is fixedly arranged on the lower end one side of movable plate, carrier is arranged in the middle part of workbench upper end, detected workpiece is movably clamped in the inside of carrier, slot is fixedly arranged on the upper end one side of detected workpiece, servo motor is fixedly arranged in the lower end of workbench.

[0007] Preferably, one side of the main frame is fixedly provided with an operation table, and a control button is arranged at the upper end of the operation table, so that the whole device can be controlled and operated through the control button.

[0008] Preferably, a pressure sensor is fixedly arranged between the movable end of the cylinder and the movable plate, so that the pressure applied to the detected workpiece when the movable plate moves downward can be monitored in real time through the pressure sensor, to prevent the detected workpiece from being damaged due to excessive pressure.

[0009] Preferably, an identification device is fixedly arranged on one side of the top plate, and the identification device of the device is based on a laser sensor, to determine whether there is a product in the carrier, so that the subsequent detection process will not be triggered if there is no product in the carrier, thereby preventing misoperation.

[0010] Preferably, the carrier and the workbench are fixedly connected through screws, so that the carrier is designed independently and can be quickly disassembled and replaced, and different carriers can be quickly replaced for production on the production line, thereby reducing the equipment investment cost of enterprises.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1. The utility model is mechanically controlled to operate, has fast testing speed and high precision, the detected workpiece can quickly complete data docking, the degree of automation in the testing process is improved, and the testing time is greatly shortened.

[0013] 2. The carrier is designed independently and can be quickly disassembled and replaced through screws, different carriers can be quickly replaced for production on the production line, and the equipment investment cost of enterprises is reduced. DRAWINGS

[0014] Figure 1The utility model provides a kind of overall structure schematic diagram of steering wheel angle sensor performance detection equipment of the utility model;

[0015] Figure 2 It is the overall structure view of detection mechanism in the utility model of a kind of steering wheel angle sensor performance detection equipment;

[0016] Figure 3 It is the overall structure view of operating platform in the utility model of a kind of steering wheel angle sensor performance detection equipment;

[0017] Figure 4 It is a kind of steering wheel angle sensor performance detection equipment of the utility model Figure 2 The enlarged view of A in the utility model.

[0018] In the drawing: 1, main frame; 2, workbench; 3, workbench; 4, top plate; 5, cylinder; 6, movable plate; 7, plug; 8, carrier; 9, detected workpiece; 10, slot; 11, servo motor; 12, operating platform; 13, control button; 14, pressure sensor; 15, identification device. Specific embodiments

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0020] Please refer to Figures 1-4 The utility model provides a kind of technical solutions: a kind of steering wheel angle sensor performance detection equipment, including main frame 1, the detection mechanism for detecting steering wheel angle sensor performance is arranged in the main frame 1, the detection mechanism includes workbench 3, slide bar, top plate 4, cylinder 5, movable plate 6, plug 7, carrier 8, detected workpiece 9, slot 10, servo motor 11, one side is fixedly arranged with workbench 3 in the main frame 1, the slide bar is fixedly arranged in the four corners of workbench 3 upper end surface, the top plate 4 is fixedly arranged on the slide bar upper end, the cylinder 5 is fixedly arranged in the inside middle part of top plate 4, the movable plate 6 is movably sleeved in the middle part of slide bar, the plug 7 is fixedly arranged on the movable plate 6 lower end one side, the carrier 8 is arranged in the upper end middle part of workbench 3, the detected workpiece 9 is movably clamped in the inside of carrier 8, the slot 10 is fixedly arranged on the detected workpiece 9 upper end one side, the servo motor 11 is fixedly arranged in the lower end of workbench 3.

[0021] The main frame 1 is fixedly provided with an operation table 12 on one side, and a control button 13 is arranged at the upper end of the operation table 12, so that the whole device can be controlled and operated through the control button 13.

[0022] The movable end of the air cylinder 5 and the movable plate 6 are fixedly provided with a pressure sensor 14, so that the downward pressure given to the detected workpiece 9 when the movable plate 6 moves downward can be monitored in real time through the pressure sensor 14, so as to prevent the detected workpiece 9 from being damaged due to too large downward pressure.

[0023] The top plate 4 is fixedly provided with an identification device 15 on one side, and the identification device 15 of the device is based on a laser sensor to judge whether there is a product in the carrier 8, so that the subsequent detection process will not be triggered if there is no product in the carrier 8, thereby preventing misoperation.

[0024] The carrier 8 and the workbench 3 are fixedly connected through screws, so that the carrier 8 is designed independently and can be quickly disassembled and replaced, so that the production line can quickly replace different carriers 8 for production, thereby reducing the equipment investment cost of the enterprise.

[0025] Working principle: when the device is used, the detected workpiece 9 is placed into the carrier 8, and then the identification device 15 judges whether there is a product in the carrier 8, if there is a workpiece, the detection work is continued, the operator presses the control button 13 on the operation table 12, the air cylinder 5 is elongated to drive the movable plate 6 and the plug 7 to move downward to reach the preset position, and the plug 7 is communicated with the plug-in slot 10 of the detected workpiece 9, so that the communication between the equipment and the product is established, so that the detected workpiece 9 can be quickly connected, the degree of automation of the test process is high, and the test time is greatly shortened, and at this time the movable plate 6 can be extruded on the upper end of the detected tool to apply a vertical force, so as to prevent the detected workpiece 9 from being separated from the carrier 8 during detection, and then the servo motor 11 operates according to the set parameters to drive the detection workpiece driving gear to drive the magnetic gear to operate, so as to simulate the working state of the product, at this time, by comparing the size of the torque, rotating speed and other data of the servo motor 11 controller trigger and the size of the torque, rotating speed and other data output by the detected workpiece 9, the good or bad of the detected workpiece 9 can be judged; so that the device is controlled and operated mechanically, the test speed is fast, the precision is high, the detected workpiece 9 can be quickly connected, the degree of automation of the test process is high, and the test time is greatly shortened.

[0026] Moreover, the carrier 8 of the device is designed independently and can be quickly disassembled and replaced through screws, so that the production line can quickly replace different carriers 8 for production, thereby reducing the equipment investment cost of the enterprise.

[0027] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0028] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A device for detecting the performance of a steering wheel angle sensor, comprising a main frame (1), characterized in that: The inside of the main body frame (1) is provided with a detection mechanism for detecting the steering wheel angle sensor performance, the detection mechanism comprises a workbench (3), a slide rod, a top plate (4), a cylinder (5), a movable plate (6), a plug (7), a carrier (8), a detected workpiece (9), a slot (10), a servo motor (11), one side of the inside of the main body frame (1) is fixedly provided with a workbench (3), the upper end surface of the workbench (3) is fixedly provided with a slide rod at four corners, the upper end of the slide rod is fixedly provided with a top plate (4), the inside of the top plate (4) is fixedly provided with a cylinder (5) in the middle, the slide rod is movably sleeved with a movable plate (6), one side of the lower end of the movable plate (6) is fixedly provided with a plug (7), the upper end of the workbench (3) is provided with a carrier (8), the inside of the carrier (8) is movably clamped with a detected workpiece (9), one side of the upper end of the detected workpiece (9) is fixedly provided with a slot (10), the lower end of the workbench (3) is fixedly provided with a servo motor (11).

2. A device for detecting performance of a steering wheel angle sensor according to claim 1, characterized in that: One side of the main body frame (1) is fixedly provided with an operation table (12), and the upper end of the operation table (12) is provided with a control button (13).

3. The device for detecting performance of a steering wheel angle sensor according to claim 1, characterized in that: The movable end of the cylinder (5) is fixedly provided with a pressure sensor (14) between the movable plate (6).

4. The device for detecting performance of a steering wheel angle sensor according to claim 1, characterized in that: One side of the top plate (4) is fixedly provided with an identification device (15).

5. The device for detecting performance of a steering wheel angle sensor according to claim 1, characterized in that: The carrier (8) and the workbench (3) are fixedly connected through screws.

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