Shock absorber pressure testing device

Abstract

The utility model relates to the technical field of shock absorber pressure testing devices, in particular to a shock absorber pressure testing device which comprises a rack, a transmission line, a pressing plate assembly and a positioning assembly. A transmission line is mounted at the bottom of the rack, a positioning assembly is fixed in the middle of the rack, a pressing plate assembly is mounted at the top of the rack, a plurality of groups of positioning grooves are formed in the transmission line, and shock absorbers are arranged in the positioning grooves; the pressing plate assembly comprises a pressure motor, a pressing plate, a grabbing and clamping assembly and a pressure sensor, an output shaft of the pressure motor is connected with the mounting plate, the pressing plate is arranged at the bottom of the mounting plate, the pressure sensor and the grabbing and clamping assembly are arranged in the middle of the pressing plate, and the pressure sensor is installed between the top of the grabbing and clamping assembly and the pressing plate; comprising a swing arm cylinder, a rotating claw, a positioning claw and a fixed block, the fixed block is fixed below the pressure sensor, the side surface is provided with a swing arm cylinder, and the bottom is provided with a positioning claw; the output end of the swing arm air cylinder is connected with the rotating claw. Pressure testing is automatically carried out on the shock absorbers in batches, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shock absorber pressure testing devices, in particular to a shock absorber pressure testing device. Background Art

[0002] The shock absorber pressure test device is used to test the performance of the shock absorber under various working conditions, including its pressure resistance, reset accuracy, fatigue durability, etc. This device is usually composed of a host, auxiliary tools, control system and measurement system. Utility Model Content

[0003] In order to overcome the existing deficiencies, the utility model provides a shock absorber pressure testing device.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a shock absorber pressure testing device, including a frame, a transmission line, a pressure plate assembly and a positioning assembly; the transmission line is installed at the bottom of the frame, a positioning assembly is fixed in the middle, and a pressure plate assembly is installed on the top, wherein a plurality of positioning grooves are arranged on the transmission line, and shock absorbers are arranged in the positioning grooves; the pressure plate assembly includes a pressure motor, a pressure plate, a gripping clamp assembly and a pressure sensor, the output shaft of the pressure motor is connected to a mounting plate, a pressure plate is arranged at the bottom of the mounting plate, a pressure sensor and a gripping clamp assembly are arranged in the middle of the pressure plate, a pressure sensor is installed between the top of the gripping clamp assembly and the pressure plate, including a swing arm cylinder, a rotating claw, a positioning claw and a fixed block; the fixed block is fixed under the pressure sensor, a swing arm cylinder is installed on the side, and a positioning claw is arranged at the bottom; the output end of the swing arm cylinder is connected to the rotating claw.

[0005] According to another embodiment of the utility model, further comprising: symmetrical locking blocks are provided at the front ends of the rotating claw and the positioning claw; and the locking blocks are in an arc shape.

[0006] According to another embodiment of the utility model, further including, the transmission line includes a conveyor belt, a transmission motor and a substrate; the transmission motor is fixed on the frame, the output shaft drives the rotating wheel, the surface of the rotating wheel is connected to the synchronous wheel through a synchronous belt, the synchronous wheel and the rotating wheel are wrapped with a conveyor belt outside, and a substrate is provided between the conveyor belt, the synchronous wheel and the rotating wheel; a plurality of positioning grooves are provided on the conveyor belt.

[0007] According to another embodiment of the utility model, it further includes that the output shaft of the pressure motor is connected to the threaded rod through a coupling, the threaded rod is sleeved with a threaded sleeve, a mounting plate is fixed to the side of the threaded sleeve, a pressure plate is provided at the bottom of the mounting plate, two groups of through holes are provided on the surface, guide rods are provided in the through holes, the guide rods are arranged on both sides of the threaded rod, the top is fixed on the frame, and the bottom is installed on the limit plate; a pressure sensor and a clamping assembly are provided in the middle of the pressure plate.

[0008] According to another embodiment of the utility model, it further includes that positioning components are symmetrically fixed on both sides of the front end of the limiting plate, and a push plate is provided in the middle.

[0009] According to another embodiment of the utility model, it further includes that the positioning assembly includes a rodless cylinder, a positioning cylinder and a clamping block; the rodless cylinder is fixed on a limit plate and is slidably connected with the positioning cylinder, and the front end output shaft of the positioning cylinder is connected to the clamping block; the two groups of clamping blocks are arc structures, and the inner walls are provided with silicone pads, plug-ins are provided at both ends of the left clamping block, and slots corresponding to the plug-ins are provided at both ends of the right clamping block.

[0010] According to another embodiment of the utility model, the push plate is further provided with two groups, which are arranged obliquely and connected to the output shaft of the push plate cylinder; the push plate cylinder is fixed above the limit plate.

[0011] The beneficial effect of the utility model is that the design can automatically perform pressure tests on shock absorbers in batches, thereby improving work efficiency and reducing labor costs. The device can achieve precise positioning through the gripping and clamping components, and the positioning components can make the shock absorbers completely vertical for pressure testing, which is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 is a schematic diagram of the structure of the gripper assembly;

[0015] Figure 3 It is a schematic diagram of the structure of the positioning component;

[0016] Figure 4 It is a schematic diagram of the structure of the clamping block;

[0017] Figure 5 It is a structural diagram of the push plate.

[0018] In the figure, 1, frame, 2, transmission line, 3, pressure plate assembly, 4, positioning assembly, 5, positioning slot, 6, shock absorber, 7, pressure motor, 8, pressure plate, 9, gripping assembly, 10, pressure sensor, 11, swing arm cylinder, 12, rotating claw, 13, positioning claw, 14, fixing block, 15, locking block, 16, limit plate, 17, push plate, 18, rodless cylinder, 19, positioning cylinder, 20, clamping block, 21, push plate cylinder. DETAILED DESCRIPTION

[0019] like Figure 1It is a structural schematic diagram of the utility model, a shock absorber pressure testing device, characterized in that it includes a frame 1, a transmission line 2, a pressure plate assembly 3 and a positioning assembly 4; the transmission line 2 is installed at the bottom of the frame 1, the positioning assembly 4 is fixed in the middle, and the pressure plate assembly 3 is installed on the top, wherein the transmission line 2 is provided with a plurality of groups of positioning grooves 5, and the positioning grooves 5 are provided with shock absorbers 6; the pressure plate assembly 3 includes a pressure motor 7, a pressure plate 8, a gripping clamp assembly 9 and a pressure sensor 10, the output shaft of the pressure motor 7 is connected to the mounting plate, the bottom of the mounting plate is provided with a pressure plate 8, the middle of the pressure plate 8 is provided with a pressure sensor 10 and a gripping clamp assembly 9, the pressure sensor 10 is installed between the top of the gripping clamp assembly 9 and the pressure plate 8, and includes a swing arm cylinder 11, a rotating claw 12, a positioning claw 13 and a fixed block 14; the fixed block 14 is fixed under the pressure sensor 10, the side is provided with a swing arm cylinder 11, and the bottom is provided with a positioning claw 13; the output end of the swing arm cylinder 11 is connected to the rotating claw 12.

[0020] According to another embodiment of the utility model, further comprising: symmetrical locking blocks 15 are provided at the front ends of the rotating claw 12 and the positioning claw 13; and the locking blocks 15 are in an arc shape.

[0021] Specifically, the pressure motor 7 pushes the mounting plate to move vertically up and down, and clamps the top of the shock absorber 6 through the clamping assembly 9 at the bottom of the pressure plate 8. An infrared rangefinder can be provided at the bottom of the mounting plate to facilitate precise positioning. The swing arm cylinder 11 rotates the rotating claw 12, and cooperates with the positioning claw 13 to clamp the top of the shock absorber 6 through the locking block 15. This structure can simulate the working state of the shock absorber for pressure testing, and can also quickly clamp and release to complete the process steps of automated batch inspection.

[0022] According to another embodiment of the utility model, the transmission line 2 further includes a conveyor belt, a transmission motor and a substrate; the transmission motor is fixed on the frame 1, the output shaft drives the rotating wheel, the surface of the rotating wheel is connected to the synchronous wheel through a synchronous belt, the synchronous wheel and the rotating wheel are wrapped with a conveyor belt outside, and a substrate is provided between the conveyor belt, the synchronous wheel and the rotating wheel; a plurality of positioning grooves 5 are provided on the conveyor belt.

[0023] Specifically, the length of the transmission line 2 is set as required, and the worker puts the shock absorber 6 into the positioning groove 5 and transmits it to the center of the pressure detection device for detection. The substrate has a certain bearing capacity, which makes the pressure detection process more stable.

[0024] According to another embodiment of the utility model, it further includes that the output shaft of the pressure motor 7 is connected to the threaded rod through a coupling, the threaded rod is sleeved with a threaded sleeve, a mounting plate is fixed to the side of the threaded sleeve, a pressure plate 8 is provided at the bottom of the mounting plate, two groups of through holes are provided on the surface, guide rods are provided in the through holes, the guide rods are arranged on both sides of the threaded rod, the top is fixed on the frame 1, and the bottom is installed on the limit plate 16; a pressure sensor 10 and a clamping assembly 9 are provided in the middle of the pressure plate 8.

[0025] Specifically, the guide rod cooperates with the threaded rod to enable the mounting plate to move vertically up and down. The limit plate 16 can prevent the lowering position from being too low on the one hand, and the positioning assembly 4 and the push plate 17 are installed on the other hand to position the shock absorber 6.

[0026] According to another embodiment of the utility model, further comprising: positioning components 4 are symmetrically fixed on both sides of the front end of the limiting plate 16, and a push plate 17 is provided in the middle.

[0027] According to another embodiment of the utility model, the positioning assembly 4 further includes a rodless cylinder 18, a positioning cylinder 19 and a clamping block 20; the rodless cylinder 18 is fixed on the limit plate 16, and is slidably connected with the positioning cylinder 19, and the front end output shaft of the positioning cylinder 19 is connected to the clamping block 20; the two groups of the clamping blocks 20 are arc structures, and the inner walls are provided with silicone cushions, plug-ins are provided at both ends of the left clamping block 20, and slots corresponding to the plug-ins are provided at both ends of the right clamping block 20, and the slots and the plug-ins can better lock the clamping block 20 to prevent displacement due to pressure, and an infrared rangefinder is provided at the bottom of the clamping block 20, and the position of the clamping block 20 is adjusted according to the specific position measured by the rangefinder.

[0028] According to another embodiment of the utility model, the push plate 17 is further provided with two groups, which are tilted and connected to the output shaft of the push plate cylinder 21; the push plate cylinder 21 is fixed above the limit plate 16, and the push plate 21 pushes the push plate 17 to straighten the shock absorber 6 from both sides, so as to facilitate the clamping of the positioning component 4.

[0029] In the specific operation process, the shock absorber 6 is transported through the transmission line 2 to the bottom of the pressure plate assembly 3, and the shock absorber 6 is fixed by the push plate 17 and the positioning assembly 4. Then, the shock absorber 6 is locked and clamped by the clamp assembly 9, and then the pressure motor 7 is driven downward to apply pressure to perform pressure detection. After the detection is completed, the clamp assembly 9, the positioning assembly 4 and the push plate 17 are released in turn.

[0030] The above description is only illustrative rather than restrictive of the present invention. Those skilled in the art will understand that many modifications, changes or equivalents may be made without departing from the spirit and scope defined by the appended claims, but all will fall within the scope of protection of the present invention.

Claims

1. A shock absorber pressure testing device, characterized in that: The invention comprises a frame (1), a transmission line (2), a pressure plate assembly (3) and a positioning assembly (4); the transmission line (2) is installed at the bottom of the frame (1), the positioning assembly (4) is fixed in the middle, and the pressure plate assembly (3) is installed at the top, wherein the transmission line (2) is provided with a plurality of groups of positioning grooves (5), and shock absorbers (6) are provided in the positioning grooves (5); the pressure plate assembly (3) comprises a pressure motor (7), a pressure plate (8), a clamping assembly (9) and a pressure sensor (10); the output shaft of the pressure motor (7) is connected to the mounting plate, and the mounting plate A pressing plate (8) is provided at the bottom of the mounting plate, a pressure sensor (10) and a gripping assembly (9) are provided in the middle of the pressing plate (8), a pressure sensor (10) is installed between the top of the gripping assembly (9) and the pressing plate (8), and the pressing plate (8) comprises a swing arm cylinder (11), a rotating claw (12), a positioning claw (13) and a fixing block (14); the fixing block (14) is fixed under the pressure sensor (10), a swing arm cylinder (11) is installed on the side, and a positioning claw (13) is provided at the bottom; the output end of the swing arm cylinder (11) is connected to the rotating claw (12).

2. The shock absorber pressure testing device according to claim 1, characterized in that: Symmetrical locking blocks (15) are provided at the front ends of the rotating claw (12) and the positioning claw (13); the locking blocks (15) are in the shape of an arc.

3. The shock absorber pressure testing device according to claim 1, characterized in that: The transmission line (2) comprises a conveyor belt, a transmission motor and a base plate; the transmission motor is fixed on the frame (1), the output shaft drives the rotating wheel, the surface of the rotating wheel is connected to the synchronous wheel via a synchronous belt, the synchronous wheel and the rotating wheel are wrapped with a conveyor belt outside, and a base plate is provided between the conveyor belt, the synchronous wheel and the rotating wheel; a plurality of positioning grooves (5) are provided on the conveyor belt.

4. The shock absorber pressure testing device according to claim 1, characterized in that: The output shaft of the pressure motor (7) is connected to the threaded rod through a coupling, the threaded rod is sleeved with a threaded sleeve, a mounting plate is fixed to the side of the threaded sleeve, a pressure plate (8) is provided at the bottom of the mounting plate, two groups of through holes are provided on the surface, guide rods are provided in the through holes, the guide rods are arranged on both sides of the threaded rod, the top of the guide rods is fixed on the frame (1), and the bottom is installed on the limit plate (16); a pressure sensor (10) and a gripping clamp assembly (9) are provided in the middle of the pressure plate (8).

5. The shock absorber pressure testing device according to claim 4, characterized in that: Positioning components (4) are symmetrically fixed on both sides of the front end of the limiting plate (16), and a push plate (17) is provided in the middle.

6. The shock absorber pressure testing device according to claim 5, characterized in that: The positioning assembly (4) comprises a rodless cylinder (18), a positioning cylinder (19) and a clamping block (20); the rodless cylinder (18) is fixed on a limit plate (16) and is slidably connected to the positioning cylinder (19); the front end output shaft of the positioning cylinder (19) is connected to the clamping block (20); the two groups of clamping blocks (20) are arc structures, the inner walls of which are provided with silicone pads, plug-ins are provided at both ends of the left clamping block (20), and slots corresponding to the plug-ins are provided at both ends of the right clamping block (20).

7. The shock absorber pressure testing device according to claim 5, characterized in that: The push plates (17) are provided with two groups, which are arranged obliquely and connected to the output shaft of the push plate cylinder (21); the push plate cylinder (21) is fixed above the limit plate (16).

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