Anti-bending detection equipment for automobile shaft

Abstract

The utility model discloses an automobile shaft anti-bending detection device, which comprises a detection device main body, an adjusting seat, a detection head and an automobile shaft main body, and is characterized in that the adjusting seat is arranged at the central position of the top of the detection device main body, the two sides of the top of the adjusting seat are respectively provided with a supporting member, and the automobile shaft main body is arranged between the supporting members; the top end of the interior of the adjusting seat is provided with a bidirectional screw rod, two ends of the bidirectional screw rod are sleeved with movable sleeves, the top of the detection equipment body is provided with a frame body, the top end of the frame body is fixedly provided with a cylinder, the output end of the cylinder is provided with a lifting plate through a telescopic column, and the bottom end of the lifting plate is provided with a detection head through a clamp. According to the utility model, the detection equipment main body, the adjusting seat, the bidirectional screw rod, the movable sleeve, the supporting pieces, the automobile shaft main body, the servo motor and the detection head are installed, the distance between the supporting pieces can be automatically adjusted, the supporting position is adjusted according to the specification of the automobile shaft main body, and the applicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-bending detection, in particular to anti-bending detection equipment for automobile shafts. Background Art

[0002] Auto parts are the various units that make up the whole car and a kind of product that serves the car. There are many kinds of auto parts. With the improvement of people's living standards, people's consumption of cars is increasing, and the market of auto parts is getting bigger and bigger. In recent years, auto parts manufacturers are also developing rapidly. Among them, automobile axles are important components for transmitting power in automobile transmission systems. Damage and deformation of automobile axles will cause abnormal noise and vibration during driving, which will endanger people's safety in serious cases. Therefore, it is necessary to carry out anti-bending test on automobile axles.

[0003] When testing automobile axles, pressure is usually used to drive the test head to apply pressure to the center of the automobile axle to obtain the bending resistance of the automobile axle. The automobile axle is generally placed flat between two supports, and the distance between the supports is usually fixed, which is not conducive to automatic adjustment. For automobile axles of different lengths, the position of the supports usually needs to be adjusted, so there is inconvenience during testing. Utility Model Content

[0004] The purpose of the utility model is to provide an anti-bending detection device for an automobile axle to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-bending detection device for an automobile axle, comprising a detection device body, an adjustment seat, a detection head and an automobile axle body, an adjustment seat is arranged at the central position of the top of the detection device body, and support members are arranged on both sides of the top of the adjustment seat, and the automobile axle body is arranged between the support members, a bidirectional screw rod is arranged at the top of the adjustment seat, and both ends of the bidirectional screw rod are sleeved with movable sleeves, and the top of the movable sleeves are connected to the support members, a frame is arranged at the top of the detection device body, and a cylinder is fixed to the top of the frame, a lifting plate is arranged at the output end of the cylinder through a telescopic column, and a detection head is arranged at the bottom end of the lifting plate through a clamp.

[0006] Preferably, guide rods are provided at the four corners of the top of the main body of the detection device, guide holes are provided at the four corners of the lifting plate, and the guide rods pass through the guide holes.

[0007] Preferably, a servo motor is fixed to one side of the adjustment seat, and an output end of the servo motor is connected to a bidirectional lead screw.

[0008] Preferably, a limiting rod is provided at the bottom end inside the adjusting seat, and the bottom end of the movable sleeve is slidably sleeved with the limiting rod via the limiting sleeve.

[0009] Preferably, screws are passed through both sides of the clamp, and a clamping block is provided at one end of the screw, a mounting piece is provided on the top of the detection head, and the mounting piece is inserted into the clamp, and slots corresponding to the clamping block are opened on both sides of the mounting piece.

[0010] Preferably, chambers are provided on both sides of the interior of the clamp, and the chambers and the clamping block are located on the same horizontal line.

[0011] Preferably, the support members are symmetrically distributed about the main body of the automobile axle, and balls are evenly arranged on the top surfaces of the support members.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The anti-bending testing device for the automobile axle is equipped with a testing device body, an adjustment seat, a bidirectional screw, a movable sleeve, a support, an automobile axle body, a servo motor, a cylinder and a testing head. The automobile axle body to be tested for anti-bending performance is placed between the supporting parts. The testing head is driven downward by the cylinder to apply a downward load to the central position of the automobile axle body, thereby testing the anti-bending performance of the automobile axle body. The bidirectional screw can be driven to rotate by the servo motor to make the movable sleeves approach or separate from each other, so that the spacing between the supporting parts can be automatically adjusted. The support position can be adjusted according to the specifications of the automobile axle body to be tested, thereby improving applicability.

[0014] (2) The anti-bending detection equipment for the automobile axle is installed with a fixture, a mounting part, a screw, a block, a slot and a chamber. The mounting part on the top of the detection head is inserted into the fixture, and the block is driven to move toward the mounting part by rotating the screw, so that the block is inserted into the slots opened on both sides of the mounting part, thereby fixing the detection head and the fixture, facilitating operation when the detection head needs to be replaced, thereby improving detection efficiency.

[0015] (3) The anti-bending detection device for the automobile axle is provided with guide rods at the four corners on the top of the detection device body, and guide holes are provided at the four corners of the lifting plate. The guide rods pass through the guide holes. When the lifting plate drives the detection head to be pressed down, the guide rods are used to guide and limit the detection head, so that the detection head is not easily deviated and shifted, thereby improving stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the adjustment seat of the utility model;

[0018] Figure 3 This is a schematic diagram of the cross-sectional structure of the clamp of the utility model;

[0019] Figure 4 This is a side structural schematic diagram of the support member of the utility model;

[0020] Figure 5 It is a schematic diagram of the top view structure of the lifting plate of the utility model.

[0021] In the figure: 1. Main body of the detection equipment; 2. Adjustment seat; 3. Guide rod; 4. Cylinder; 5. Lifting plate; 6. Clamp; 7. Detection head; 8. Frame; 9. Automobile shaft main body; 10. Servo motor; 11. Bidirectional screw; 12. Movable sleeve; 13. Support member; 14. Limit sleeve; 15. Limit rod; 16. Mounting member; 17. Chamber; 18. Slot; 19. Screw; 20. Block; 21. Ball; 22. Guide hole. DETAILED DESCRIPTION

[0022] 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. 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.

[0023] See also Figure 1-5 The utility model provides an embodiment: an anti-bending detection device for an automobile axle, comprising a detection device body 1, an adjustment seat 2, a detection head 7 and an automobile axle body 9, an adjustment seat 2 is arranged at the central position of the top of the detection device body 1, and support members 13 are arranged on both sides of the top of the adjustment seat 2, and the automobile axle body 9 is arranged between the support members 13, and the automobile axle body 9 to be tested for anti-bending performance is placed between the two groups of support members 13;

[0024] A bidirectional screw rod 11 is disposed at the top end of the adjusting seat 2, and both ends of the bidirectional screw rod 11 are sleeved with movable sleeves 12, and the top ends of the movable sleeves 12 are connected to the supporting member 13;

[0025] A servo motor 10 is fixed to one side of the adjustment seat 2, and the output end of the servo motor 10 is connected to a bidirectional screw rod 11;

[0026] The servo motor 10 can drive the bidirectional screw rod 11 to rotate, so that the movable sleeves 12 are moved closer or further away from each other, thereby automatically adjusting the spacing of the support members 13. The support position can be adjusted according to the specifications of the automobile axle body 9 to be detected, thereby improving applicability.

[0027] A limiting rod 15 is provided at the bottom end of the adjusting seat 2, and the bottom end of the movable sleeve 12 is slidably connected with the limiting rod 15 through a limiting sleeve 14 to guide and limit the adjusting seat 2;

[0028] The support members 13 are symmetrically distributed about the automobile axle body 9, and the top surface of the support members 13 is evenly provided with balls 21, which convert the squeezing force into rolling friction when the automobile axle body 9 is compressed, so that the support members 13 are not easily damaged;

[0029] A frame 8 is provided on the top of the main body 1 of the detection device, and a cylinder 4 is fixed on the top of the frame 8. A lifting plate 5 is provided at the output end of the cylinder 4 through a telescopic column, and a detection head 7 is provided at the bottom end of the lifting plate 5 through a clamp 6.

[0030] The cylinder 4 drives the lifting plate 5 and the detection head 7 to move downward to apply a downward load to the central position of the automobile axle body 9, thereby detecting the bending resistance of the automobile axle body 9;

[0031] The four corners of the top of the detection device body 1 are provided with guide rods 3, and the four corners of the lifting plate 5 are provided with guide holes 22, and the guide rods 3 pass through the guide holes 22;

[0032] When the lifting plate 5 drives the detection head 7 to be pressed down, the guide rod 3 is used to guide and limit the detection head 7, so that the detection head 7 is not easily deviated and shifted, thereby improving stability;

[0033] Screws 19 are passed through both sides of the fixture 6, and a block 20 is provided at one end of the screws 19. A mounting member 16 is provided on the top of the detection head 7, and the mounting member 16 is inserted into the fixture 6. Slots 18 corresponding to the block 20 are provided on both sides of the mounting member 16.

[0034] Both sides of the inside of the clamp 6 are provided with chambers 17, and the chambers 17 and the clamping block 20 are located on the same horizontal line;

[0035] When the detection head 7 needs to be replaced, the block 20 can be driven to move away from the mounting member 16 by rotating the screw 19, so that the block 20 is separated from the slot 18 and stored in the chamber 17. After that, the mounting member 16 can be separated from the fixture 6, which is convenient for operation when the detection head 7 needs to be replaced, thereby improving the detection efficiency.

[0036] The specific model specifications of the servo motor 10 and the cylinder 4 need to be determined by selection calculation based on the specification parameters of the device. The selection calculation method is existing technology, so it will not be described in detail.

[0037] Working principle: When the embodiment of the present application is in use, the automobile axle body 9 whose anti-bending performance needs to be tested is placed between two groups of support members 13. The servo motor 10 can drive the bidirectional screw 11 to rotate, so that the movable sleeves 12 are close to or separated from each other, so that the spacing of the support members 13 is automatically adjusted. The support position can be adjusted according to the specifications of the automobile axle body 9 that needs to be tested to improve applicability. Then, the cylinder 4 drives the lifting plate 5 and the detection head 7 to move downward to apply a downward load to the central position of the automobile axle body 9, so as to detect the anti-bending performance of the automobile axle body 9. When the lifting plate 5 drives the detection head 7 to apply pressure and descend, it is guided and limited by the guide rod 3, so that the detection head 7 is not easy to deviate and shift, thereby improving stability. When the detection head 7 needs to be replaced, the block 20 can be driven by rotating the screw 19 to move away from the mounting member 16, so that the block 20 is separated from the card slot 18 and stored in the chamber 17. Then, the mounting member 16 can be separated from the fixture 6, which is convenient for operation when the detection head 7 needs to be replaced, thereby improving detection efficiency.

Claims

1. A bending resistance detection device for automobile axles, characterized in that: The invention comprises a detection device body (1), an adjustment seat (2), a detection head (7) and a vehicle axle body (9); an adjustment seat (2) is arranged at a central position on the top of the detection device body (1), and support members (13) are arranged on both sides of the top of the adjustment seat (2); the vehicle axle body (9) is arranged between the support members (13); a bidirectional screw rod (11) is arranged at the top of the adjustment seat (2), and both ends of the bidirectional screw rod (11) are sleeved with movable sleeves (12), and the top ends of the movable sleeves (12) are connected to the support members (13); a frame (8) is arranged at the top of the detection device body (1), and a cylinder (4) is fixed to the top of the frame (8); a lifting plate (5) is arranged at the output end of the cylinder (4) through a telescopic column, and a detection head (7) is arranged at the bottom end of the lifting plate (5) through a clamp (6).

2. The anti-bending detection device for an automobile axle according to claim 1 is characterized in that: Guide rods (3) are arranged at the four corners of the top of the detection device body (1), guide holes (22) are arranged at the four corners of the lifting plate (5), and the guide rods (3) pass through the guide holes (22).

3. The anti-bending detection device for an automobile axle according to claim 1 is characterized in that: A servo motor (10) is fixed to one side of the adjustment seat (2), and an output end of the servo motor (10) is connected to a bidirectional screw rod (11).

4. The anti-bending detection device for an automobile axle according to claim 1 is characterized in that: A limiting rod (15) is arranged at the bottom end inside the adjusting seat (2), and the bottom end of the movable sleeve (12) is slidably sleeved with the limiting rod (15) via a limiting sleeve (14).

5. The anti-bending detection device for an automobile axle according to claim 1 is characterized in that: Screws (19) are passed through both sides of the clamp (6), and a block (20) is provided at one end of the screws (19). A mounting member (16) is provided on the top of the detection head (7), and the mounting member (16) is inserted into the clamp (6). Slots (18) corresponding to the block (20) are provided on both sides of the mounting member (16).

6. The anti-bending detection device for an automobile axle according to claim 5 is characterized in that: Both sides of the interior of the clamp (6) are provided with chambers (17), and the chambers (17) and the clamping block (20) are located on the same horizontal line.

7. The anti-bending detection device for an automobile axle according to claim 1 is characterized in that: The support members (13) are symmetrically distributed with respect to the automobile axle body (9), and the top surfaces of the support members (13) are evenly provided with balls (21).

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