Telescopic cylinder compression resistance detection equipment

Abstract

The utility model belongs to the technical field of compression resistance detection, and particularly relates to telescopic cylinder compression resistance detection equipment which comprises a machine body. A connecting shaft is rotationally connected in the machine body; the tail end of the connecting shaft is fixedly connected with a crown-shaped gear; the side wall of the machine body above the crown-shaped gear is fixedly connected with a partition plate; the side wall of the partition plate is rotationally connected with a clamping lead screw. The air cylinder is clamped and detected through the clamping blocks and the U-shaped blocks, when pressure detection is carried out on the air cylinder, one end of the air cylinder is placed in the U-shaped blocks on the machine body, one end of the air cylinder is clamped through the clamping plates, then the connecting shafts are driven to rotate, the clamping blocks are driven to move, and after the air cylinder is placed, the two sets of clamping blocks are driven to move towards the middle of the machine body at the same time. In the moving process, the other end of the air cylinder is placed in the other set of U-shaped blocks to be clamped, the clamping blocks and the U-shaped blocks are continuously driven to move after clamping is completed, the air cylinder can be extruded in the moving process, and the internal pressure condition is detected in the extruding process.

Description

Technical Field

[0001] The utility model belongs to the technical field of pressure resistance detection, in particular to a telescopic cylinder pressure resistance detection device. Background Art

[0002] A telescopic cylinder refers to a cylindrical metal part that guides the piston to perform linear reciprocating motion in the cylinder. The air converts thermal energy into mechanical energy by expansion in the engine cylinder, and the gas is compressed by the piston in the compressor cylinder to increase the pressure.

[0003] Patent No. CN205300855U discloses a cylinder air tightness detection device, which includes a detector, a detection table, a placement table, a telescopic cylinder and a cylinder body. The detector is placed on the detection table, and a detection light is arranged on the detector. A placement table is arranged under the detection table, and telescopic cylinders are fixed on both sides of the placement table. Telescopic cylinders are arranged with telescopic tubes, and both telescopic cylinders are arranged with extension air pipes and contraction air pipes. An air supply pipe is arranged on the telescopic tube of the telescopic cylinder on one side, a fixing frame and a fixing block are arranged on the placement table, and the cylinder body is placed on the fixing frame and the fixing block.

[0004] In the current existing technology, when the air tightness of the cylinder is tested, the gas inside the cylinder will be released. After the test is completed, the internal pressure of the cylinder needs to be tested to ensure the normal use of the cylinder in the future. This device cannot test the cylinder pressure after the test is completed. During the test, the cylinder needs to be transferred to the pressure testing device, which increases the operating steps and affects the test efficiency.

[0005] Therefore, in view of the above problems, a telescopic cylinder compression testing device is proposed. Utility Model Content

[0006] In order to make up for the deficiencies of the prior art and solve the above-mentioned problems, a telescopic cylinder compression testing device is proposed.

[0007] The technical solution adopted by the utility model to solve its technical problems is: a telescopic cylinder pressure resistance detection device described in the utility model comprises a body; a connecting shaft is rotatably connected in the body; a crown gear is fixedly connected to the end of the connecting shaft; a partition is fixedly connected to the side wall of the body above the crown gear; a clamping screw is rotatably connected to the side wall of the partition; a transmission gear is fixedly connected to the clamping screw; the transmission gear is meshed with the crown gear; two groups of clamping screws are arranged respectively on both sides of the partition; a clamping block is threadedly connected to the clamping screw; a lifting box is fixedly connected to the end of the clamping block; a lifting slot is provided in the lifting box; a lifting screw is rotatably connected in the lifting slot; a lifting block is threadedly connected to the lifting screw; the lifting block is threadedly connected to the side wall of the lifting block; a rotating shaft is rotatably connected to the end of the rotating shaft; a U-shaped block is fixedly connected; a splint is arranged in the U-shaped block.

[0008] Preferably, the top of the U-shaped block is rotatably connected with a bolt; the end of the bolt is rotatably connected with a clamp; the bottom of the U-shaped block below the clamp is fixedly connected with a clamping pad; the U-shaped block is provided with two groups, which are respectively arranged at both ends of the machine body.

[0009] Preferably, a clamping groove is provided in the middle of the body; a telescopic plate is slidably connected in the clamping groove; the clamping block is arranged through the clamping groove; a limiting groove is provided on the side wall of the body; a limiting column is slidably connected in the limiting groove; the end of the limiting column not connected to the limiting groove is fixedly connected to the side wall of the clamping block.

[0010] Preferably, the side wall of the machine body is fixedly connected to a bridge; the side wall of the bridge is rotatably connected to a movable screw; a slider is threadedly connected to the movable screw; a telescopic column is fixedly connected to the bottom of the slider; and a detection head is fixedly connected to the end of the telescopic column.

[0011] Preferably, a moving motor is fixedly connected to the side wall of the bridge frame corresponding to the moving screw rod; the moving screw rod is driven by the moving motor; the top of the lifting box is fixedly connected to the lifting motor; the lifting screw rod is driven by the lifting motor; the bottom of the body is fixedly connected to a clamping motor corresponding to the connecting shaft; the connecting shaft is driven by the connecting motor.

[0012] Preferably, support legs are fixedly connected to the bottom of the body; four groups of support legs are provided; and rubber pads are fixedly connected to the bottom of the support legs.

[0013] Beneficial effects of the utility model:

[0014] 1. The utility model provides a telescopic cylinder pressure resistance testing device, which clamps and tests the cylinder through a clamping block and a U-shaped block. When the cylinder is pressure tested, one end of the cylinder is placed in the U-shaped block on the machine body and one end is clamped by a clamping plate, and then the connecting shaft is driven to rotate, thereby driving the clamping block to move. After the cylinder is placed, the two groups of clamping blocks are driven to move toward the middle of the machine body at the same time. During the movement, the other end of the cylinder is placed in another group of U-shaped blocks for clamping. After the clamping is completed, the clamping block and the U-shaped block are continued to be driven to move. The cylinder can be squeezed during the movement, and the internal pressure is detected during the squeezing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0016] Figure 1 It is a three-dimensional diagram of the machine body in the utility model;

[0017] Figure 2 It is a three-dimensional diagram of the support leg in the utility model;

[0018] Figure 3 It is a cross-sectional view of the machine body in the utility model;

[0019] Figure 4 yes Figure 3 The enlarged view of point A in the middle;

[0020] Figure 5 It is a cross-sectional view of the machine body in the utility model;

[0021] Legend:

[0022] 1. Machine body; 2. Support legs; 3. Rubber pads; 4. Bridge; 5. Moving screw; 6. Moving motor; 7. Slider; 8. Telescopic column; 9. Detection head; 10. Lifting box; 11. Lifting slot; 12. Lifting motor; 13. Lifting block; 14. Lifting screw; 15. Rotating shaft; 16. U-shaped block; 17. Bolt; 18. Clamp; 19. Clamping pad; 20. Telescopic plate; 21. Clamping slot; 22. Clamping screw; 23. Clamping block; 24. Clamping motor; 25. Connecting shaft; 26. Crown gear; 27. Transmission gear; 28. Partition; 29. ​​Limiting slot; 30. Limiting column. DETAILED DESCRIPTION

[0023] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0024] Specific examples are given below.

[0025] See also Figure 1 - Figure 5The utility model provides a telescopic cylinder pressure resistance detection device, comprising a body 1; a connecting shaft 25 is rotatably connected in the body 1; a crown gear 26 is fixedly connected to the end of the connecting shaft 25; a partition 28 is fixedly connected to the side wall of the body 1 above the crown gear 26; a clamping screw 22 is rotatably connected to the side wall of the partition 28; a transmission gear 27 is fixedly connected to the clamping screw 22; the transmission gear 27 is meshed with the crown gear 26; the clamping screw 22 is provided with two groups, respectively arranged on both sides of the partition 28; a clamping block 23 is threadedly connected to the clamping screw 22; a lifting box is fixedly connected to the end of the clamping block 23 10; a lifting slot 11 is provided in the lifting box 10; a lifting screw 14 is rotatably connected in the lifting slot 11; a lifting block 13 is threadedly connected on the lifting screw 14; a rotating shaft 15 is rotatably connected to the side wall of the lifting block 13; a U-shaped block 16 is fixedly connected to the end of the rotating shaft 15; a clamping plate 18 is provided in the U-shaped block 16; when working, in the current prior art, when the air tightness of the cylinder is detected, the gas inside the cylinder will be released. After the detection is completed, the internal pressure of the cylinder needs to be detected to ensure the normal use of the subsequent cylinder. This device cannot detect the cylinder pressure after the detection is completed, and the cylinder needs to be transferred during the detection. To the pressure detection device, the operation steps are increased, which affects the detection efficiency. In order to prevent such incidents from happening, when the cylinder is pressure-tested, one end of the cylinder is placed in the U-shaped block 16 on the body 1, and one end is clamped by the clamping plate 18, and then the connecting shaft 25 is driven to rotate. When the connecting shaft 25 rotates, it drives the crown gear 26 to rotate. When the crown gear 26 rotates, it drives the transmission gear 27 to rotate. Both the crown gear 26 and the transmission gear 27 are bevel gears. When the transmission gear 27 rotates, it drives the clamping screw 22 to rotate, thereby driving the clamping block 23 to move, and the clamping screw 22 is provided with two groups, and both groups of clamping screws 22 are provided with clamps. The holding block 23, the two groups of clamping blocks 23 will produce relative movement when moving, that is, they move to both ends of the body 1 at the same time and to the middle of the body 1 at the same time. After the cylinder is placed, the two groups of clamping blocks 23 are driven to move to the middle of the body 1 at the same time. During the movement, the other end of the cylinder is placed in another group of U-shaped blocks 16 for clamping. After the clamping is completed, the clamping block 23 and the U-shaped block 16 are continued to be driven to move. The cylinder can be squeezed during the movement, and the internal pressure is detected during the squeezing process. The lifting block 13 and the rotating shaft 15 arranged in the lifting box 10 can rotate to drive the U-shaped block 16 to move up and down, so as to detect the internal pressure of the cylinder during use.

[0026] Further, such as Figure 3 and Figure 5As shown, the top of the U-shaped block 16 is rotatably connected with a bolt 17; the end of the bolt 17 is rotatably connected with a clamping plate 18; the bottom of the U-shaped block 16 below the clamping plate 18 is fixedly connected with a clamping pad 19; the U-shaped block 16 is provided with two groups, which are respectively arranged at both ends of the machine body 1. During operation, when the cylinder is placed in the U-shaped block 16, the staff can drive the bolt 17 to rotate. During rotation, the bolt 17 drives the clamping plate 18 to move toward the cylinder. During the movement, the clamping plate 18 is used to clamp the cylinder. A clamping pad 19 is provided at the bottom of the U-shaped block 16. The cylinder can be protected by the clamping pad 19 when being clamped to prevent the cylinder from being damaged during clamping.

[0027] Further, such as Figure 3 As shown, a clamping groove 21 is provided in the middle of the body 1; a telescopic plate 20 is slidably connected in the clamping groove 21; the clamping block 23 is arranged through the clamping groove 21; a limiting groove 29 is provided on the side wall of the body 1; a limiting column 30 is slidably connected in the limiting groove 29; the end of the limiting column 30 not connected to the limiting groove 29 is fixedly connected to the side wall of the clamping block 23. When working, the telescopic plate 20 can be extended and retracted following the movement of the clamping block 23, thereby closing the clamping groove 21 to prevent dust from entering. When the clamping block 23 moves, the limiting columns 30 at both ends can prevent the clamping block 23 from deflecting when moving.

[0028] Further, such as Figure 1 As shown, the side wall of the body 1 is fixedly connected to a bridge frame 4; the side wall of the bridge frame 4 is rotatably connected to a movable screw rod 5; a slider 7 is threadedly connected to the movable screw rod 5; a telescopic column 8 is fixedly connected to the bottom of the slider 7; a detection head 9 is fixedly connected to the end of the telescopic column 8. During operation, after the cylinder is clamped, the telescopic column 8 drives the detection head 9 to descend, and the internal pressure of the cylinder can be detected by the detection head 9, and the rotating movable screw rod 5 can drive the detection head 9 to move, so as to detect different parts of the cylinder. The detection head 9 is an infrared thermometer, which measures the temperature of the cylinder surface, and then calculates the pressure inside the cylinder according to the relationship between the temperature and the heat capacity of the object.

[0029] Further, such as Figure 3 As shown, a moving motor 6 is fixedly connected to the side wall of the bridge 4 corresponding to the moving screw 5; the moving screw 5 is driven by the moving motor 6; the top of the lifting box 10 is fixedly connected to the lifting motor 12; the lifting screw 14 is driven by the lifting motor 12; the bottom of the body 1 is fixedly connected to the connecting shaft 25 corresponding to the clamping motor 24; the connecting shaft 25 is driven by the connecting motor. When working, the moving motor 6 drives the moving screw 5 to rotate, thereby driving the detection head 9 to move, the lifting motor 12 drives the lifting screw 14 to rotate, thereby driving the cylinder to move up and down, and the clamping motor 24 is used to clamp the cylinder.

[0030] Further, such as Figure 2 As shown, the bottom of the body 1 is fixedly connected with support legs 2; the support legs 2 are provided with four groups; the bottom of the support legs 2 is fixedly connected with rubber pads 3. When working, the body 1 may shake, the support legs 2 can alleviate the shaking, and the rubber pads 3 can prevent slipping during shaking.

[0031] Working principle: In the current existing technology, when the air tightness of the cylinder is tested, the gas inside the cylinder will be released. After the test is completed, the internal pressure of the cylinder needs to be tested to ensure the normal use of the subsequent cylinder. This device cannot detect the cylinder pressure after the test is completed. During the test, the cylinder needs to be transferred to the pressure detection device, which increases the operation steps and affects the detection efficiency. In order to prevent such incidents from happening, when the cylinder is pressure-tested, one end of the cylinder is placed in the U-shaped block 16 on the body 1 and one end is clamped using the clamping plate 18, and then the connecting shaft 25 is driven to rotate. When the connecting shaft 25 rotates, it drives the crown gear 26 to rotate. When the crown gear 26 rotates, it drives the transmission gear 27 to rotate. The crown gear 26 and the transmission gear 27 are both bevel gears. When the transmission gear 27 rotates, it will drive the clamping The screw rod 22 rotates, thereby driving the clamping block 23 to move, and two groups of clamping screw rods 22 are provided, and the two groups of clamping screw rods 22 are provided with clamping blocks 23. The two groups of clamping blocks 23 will produce relative motion when moving, that is, they move to both ends of the body 1 at the same time and move to the middle of the body 1 at the same time. After the cylinder is placed, the two groups of clamping blocks 23 are driven to move to the middle of the body 1 at the same time. During the movement, the other end of the cylinder is placed in another group of U-shaped blocks 16 for clamping. After the clamping is completed, the clamping block 23 and the U-shaped block 16 are continued to be driven to move. The cylinder can be squeezed during the movement, and the internal pressure is detected during the squeezing process. The lifting block 13 and the rotating shaft 15 arranged in the lifting box 10 can rotate to drive the U-shaped block 16 to move up and down, so as to detect the internal pressure of the cylinder during use.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A telescopic cylinder compression testing device, characterized in that: The machine comprises a body (1); a connecting shaft (25) is rotatably connected inside the body (1); a crown gear (26) is fixedly connected to the end of the connecting shaft (25); a partition (28) is fixedly connected to the side wall of the body (1) above the crown gear (26); a clamping screw (22) is rotatably connected to the side wall of the partition (28); a transmission gear (27) is fixedly connected to the clamping screw (22); the transmission gear (27) is meshingly connected to the crown gear (26); the clamping screw (22) is provided with two groups, which are respectively arranged on the partition (28) two sides; a clamping block (23) is threadedly connected to the clamping screw rod (22); the end of the clamping block (23) is fixedly connected to a lifting box (10); a lifting slot (11) is provided in the lifting box (10); a lifting screw rod (14) is rotatably connected in the lifting slot (11); the lifting block (13) is threadedly connected to the lifting screw rod (14); a rotating shaft (15) is rotatably connected to the side wall of the lifting block (13); a U-shaped block (16) is fixedly connected to the end of the rotating shaft (15); a clamping plate (18) is provided in the U-shaped block (16).

2. The telescopic cylinder pressure resistance testing device according to claim 1, characterized in that: The top of the U-shaped block (16) is rotatably connected to a bolt (17); the end of the bolt (17) is rotatably connected to a clamping plate (18); a clamping pad (19) is fixedly connected to the bottom of the U-shaped block (16) below the clamping plate (18); the U-shaped block (16) is provided with two groups, which are respectively arranged at two ends of the machine body (1).

3. A telescopic cylinder pressure resistance testing device according to claim 2, characterized in that: A clamping groove (21) is provided in the middle of the machine body (1); a telescopic plate (20) is slidably connected in the clamping groove (21); the clamping block (23) is arranged through the clamping groove (21); a limiting groove (29) is provided in the side wall of the machine body (1); a limiting column (30) is slidably connected in the limiting groove (29); and the end of the limiting column (30) not connected to the limiting groove (29) is fixedly connected to the side wall of the clamping block (23).

4. The telescopic cylinder pressure resistance testing device according to claim 3 is characterized in that: The side wall of the machine body (1) is fixedly connected to a bridge frame (4); the side wall of the bridge frame (4) is rotatably connected to a movable screw rod (5); a slider (7) is threadedly connected to the movable screw rod (5); a telescopic column (8) is fixedly connected to the bottom of the slider (7); and a detection head (9) is fixedly connected to the end of the telescopic column (8).

5. The telescopic cylinder pressure resistance testing device according to claim 4 is characterized in that: A moving motor (6) is fixedly connected to the side wall of the bridge frame (4) corresponding to the moving screw rod (5); the moving screw rod (5) is driven by the moving motor (6); a lifting motor (12) is fixedly connected to the top of the lifting box (10); the lifting screw rod (14) is driven by the lifting motor (12); a clamping motor (24) is fixedly connected to the bottom of the body (1) corresponding to the connecting shaft (25); the connecting shaft (25) is driven by the connecting motor.

6. The telescopic cylinder pressure resistance testing device according to claim 5, characterized in that: The bottom of the machine body (1) is fixedly connected to a supporting leg (2); the supporting leg (2) is provided in four groups; and the bottom of the supporting leg (2) is fixedly connected to a rubber pad (3).

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