Device for testing service life of oscillating oil cylinder
By designing a test device for adjusting the fixing mechanism and positioning mechanism, the problem of difficulty in fixing different types and sizes of swing cylinders and lateral forces during swinging in the prior art is solved, and convenient clamping and fixing and efficient testing effects are achieved.
Patent Information
- Application Number
- CN202420734463.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-10
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-04-10
AI Technical Summary
When the existing test devices test the swing cylinder, it is difficult to fix the swing cylinders of different models and sizes, and lateral forces are prone to occur during the swing, affecting the test effect.
A test device including an adjustment fixing mechanism and a positioning mechanism is designed to drive the moving plate to slide through the hydraulic cylinder and adjust the clamping distance, so as to facilitate the fixation of swinging cylinders of different models and sizes; at the same time, through the connection component and the arc-shaped slide chute Cooperate to ensure that the swinging cylinder is swinging back and forth without any obstacles during the test.
It realizes convenient clamping and fixing of swing cylinders of different models and sizes, improves the convenience of detection, and avoids the occurrence of lateral forces during swing, improving the test effect.
Smart Images
Figure CN222457955U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of swing oil cylinder testing, in particular to a testing device for the life of a swing oil cylinder. Background Art
[0002] The swing cylinder is a tightly assembled accessory that uses hydraulics to gather very high torque in a small space. It uses a combined spiral gear structure inside, and the entire swing cylinder can produce a large torque in a small space. Despite the high power, they can still be accurately and easily controlled. Swing cylinders have been successfully used in almost all fields that require limited rotational motion and high torque. Swing cylinders need to be tested during the production process in order to understand the service life of the swing cylinder. The following problems exist in the existing technology:
[0003] When the existing testing device is used to test the swing cylinder, the swing cylinder needs to be clamped and fixed. The existing positioning device is not convenient for fixing swing cylinders of different models and sizes, which reduces the convenience of testing the swing cylinder. Secondly, when the swing cylinder is tested, the swing cylinder needs to swing back and forth, and lateral force is likely to occur during the swinging process, thereby affecting the test effect. Utility Model Content
[0004] The utility model provides a testing device for the life of a swing oil cylinder to solve the problems existing in the above-mentioned background technology.
[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:
[0006] A testing device for the life of a swing cylinder comprises a testing platform and a swing cylinder, wherein an adjusting and fixing mechanism is arranged on the top right side of the testing platform, the outside of the swing cylinder is arranged on the top of the adjusting and fixing mechanism, a connecting component is arranged on the output end of the swing cylinder, a T-shaped mounting block is arranged on the outside of the connecting component, a testing instrument is movably connected to the top of the T-shaped mounting block, a positioning mechanism is arranged on the top left side of the testing platform, the left side of the connecting component is movably connected to the middle part of the positioning mechanism, and an operation panel is arranged on the left end of the testing platform.
[0007] A further improvement of the technical solution of the utility model is that: the adjusting and fixing mechanism includes a hydraulic cylinder and a placing plate, the output end of the hydraulic cylinder is fixedly connected to a movable plate, the movable plate is arranged on the top right side of the placing plate, the front and rear sides of the top of the placing plate are respectively provided with sliding grooves, the front and rear sides of the bottom of the movable plate are respectively fixedly connected with sliders, the front and rear sides of the left side of the top of the placing plate are respectively fixedly connected with limiting plates, and the opposite surfaces of the movable plate and the two limiting plates are respectively provided with a plurality of anti-slip strips.
[0008] A further improvement of the technical solution of the utility model is that the outer wall of the slider is slidably connected to the inner wall of the slide groove, a mounting plate is fixedly connected to the top right side of the detection platform, the left side of the hydraulic cylinder is fixedly connected to the right end of the mounting plate, and the output end of the hydraulic cylinder passes through the left and right ends of the mounting plate.
[0009] A further improvement of the technical solution of the utility model lies in that: the positioning mechanism includes a U-shaped plate, the front and rear surfaces of the inner side of the U-shaped plate are threadedly connected with a bidirectional screw, the front and rear sides of the bidirectional screw are respectively provided with connecting plates, the bottoms of the two connecting plates are fixedly connected with moving blocks, the front and rear sides of the outer walls of the bidirectional screw are respectively threadedly connected with two moving blocks, the opposite surfaces of the two connecting plates are respectively fixedly connected with arc-shaped clamping plates, the opposite surfaces of the two arc-shaped clamping plates are both fixedly connected with arc-shaped slide plates, and the middle parts of the opposite surfaces of the two arc-shaped slide plates are provided with arc-shaped sliding grooves.
[0010] A further improvement of the technical solution of the utility model is that the bottom of the U-shaped plate is fixedly connected to the top of the detection platform.
[0011] A further improvement of the technical solution of the utility model is that the rear side of the outer wall of the bidirectional screw penetrates to the rear end of the U-shaped plate and is fixedly connected with a knob, a limiting groove is provided on the inner wall of the transverse surface of the U-shaped plate, the left ends of the two moving blocks are fixedly connected to the limiting blocks, and the outer wall of the limiting block is slidably connected to the inner wall of the limiting groove.
[0012] A further improvement of the technical solution of the utility model is that the connecting assembly includes a connecting rod, the right end of the connecting rod is fixedly connected to a flange, the left side of the outer wall of the connecting rod is fixedly connected to a positioning sleeve, and the outer wall of the positioning sleeve is rollingly connected to a plurality of balls in a circular array.
[0013] A further improvement of the technical solution of the utility model is that the outer wall of the connecting rod passes through the left and right ends of the T-shaped mounting block in the vertical direction and is fixedly connected therebetween, the transverse surface of the T-shaped mounting block is threadedly connected with a fixing bolt, and the fixing bolt passes through the bottom of the detection instrument.
[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:
[0015] 1. The utility model provides a testing device for the life of a swing oil cylinder. The testing device adopts the cooperation among a hydraulic oil cylinder, a placing plate, a moving plate, a sliding block, a limiting plate and an anti-slip strip. The moving plate is driven to slide on the placing plate through the output end of the hydraulic oil cylinder, so that it is convenient to adjust the distance between the moving plate and the limiting plate, thereby facilitating the clamping and fixing of swing oil cylinders of different models and sizes. The problem that the existing testing device needs to clamp and fix the swing oil cylinder when detecting the swing oil cylinder, and the existing positioning device is not convenient for fixing the swing oil cylinders of different models and sizes, which reduces the convenience of detecting the swing oil cylinder, is achieved. The beneficial effect of facilitating the clamping and fixing of swing oil cylinders of different models and sizes and improving the convenience of detecting the swing oil cylinder is achieved.
[0016] 2. The utility model provides a testing device for the life of a swing cylinder, which adopts the cooperation between a connecting component, a T-shaped mounting block, a detection instrument, a U-shaped plate, a connecting plate, an arc-shaped clamping plate, a moving block, a bidirectional screw and an arc-shaped slide plate, and is installed and connected with the output end in the swing cylinder through a flange in a connecting rod, and then the outer wall of the connecting rod is clamped by the arc-shaped clamping plate, so that the positioning sleeve is stuck in the arc-shaped slide groove, and during the test, the moving block slides along the inner wall of the arc-shaped slide groove, so that the swing cylinder can swing back and forth unhindered during the test, which solves the problem that when the swing cylinder is tested, the swing cylinder needs to swing back and forth, and lateral force is likely to occur during the swinging process, thereby affecting the test effect, and achieves the effect of avoiding lateral force in the connecting component during the swinging process and improving the test effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a three-dimensional structural schematic diagram of the testing device of the utility model;
[0018] Figure 2 It is a schematic diagram of the three-dimensional structure of the adjusting and fixing mechanism of the utility model;
[0019] Figure 3 It is a three-dimensional structural diagram of the positioning mechanism of the utility model;
[0020] Figure 4 A partial enlarged schematic diagram of the three-dimensional structure A of the utility model
[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the connection component of the utility model.
[0022] In the figure: 1. test bench; 11. mounting plate; 2. adjustment and fixing mechanism; 20. hydraulic cylinder; 21. placement plate; 210. slideway; 22. moving plate; 23. slider; 24. limit plate; 25. anti-slip strip; 3. swing cylinder; 4. connecting assembly; 41. connecting rod; 42. flange; 43. positioning sleeve; 44. ball; 5. T-shaped mounting block; 6. testing instrument; 7. positioning mechanism; 71. U-shaped plate; 710. limit groove; 72. connecting plate; 73. arc-shaped clamping plate; 74. moving block; 741. limit block; 75. bidirectional screw; 751. knob; 76. arc-shaped slide plate; 760. arc-shaped slideway; 8. operation panel; 9. fixing bolt. DETAILED DESCRIPTION
[0023] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods:
[0024] like Figure 1 As shown, the utility model provides a testing device for the life of a swing cylinder, comprising a testing platform 1 and a swing cylinder 3, an adjusting and fixing mechanism 2 is arranged on the right side of the top of the testing platform 1, the outside of the swing cylinder 3 is arranged on the top of the adjusting and fixing mechanism 2, a connecting component 4 is arranged on the output end of the swing cylinder 3, a T-shaped mounting block 5 is arranged on the outside of the connecting component 4, a testing instrument 6 is movably connected to the top of the T-shaped mounting block 5, a positioning mechanism 7 is arranged on the left side of the top of the testing platform 1, the left side of the connecting component 4 is movably connected to the middle of the positioning mechanism 7, and an operating panel 8 is arranged on the left end of the testing platform 1;
[0025] An adjusting and fixing mechanism 2, a connecting component 4, a T-shaped mounting block 5, a detecting instrument 6, a positioning mechanism 7 and an operating panel 8 are provided, and the movable plate 22 is driven by the hydraulic cylinder 20 to move left and right, so as to adjust the distance between the movable plate 22 and the limit plate 24, so as to facilitate the clamping and fixing of the swing cylinder 3 of different models and sizes, and the output end of the swing cylinder 3 is installed and fixed by the flange 42 in the connecting component 4, and the arc clamping plate 73 is clamped to the positioning sleeve 43 in the connecting component 4 by rotating the bidirectional screw 75, so that the swing cylinder 3 can swing back and forth left and right without hindrance during the test, thereby improving the test efficiency.
[0026] like Figure 2As shown, the utility model provides a technical solution for testing the life of a swing oil cylinder: the adjusting and fixing mechanism 2 includes a hydraulic oil cylinder 20 and a placing plate 21, the output end of the hydraulic oil cylinder 20 is fixedly connected with a moving plate 22, the moving plate 22 is arranged on the top right side of the placing plate 21, the top front and rear sides of the placing plate 21 are respectively provided with a slide groove 210, the bottom front and rear sides of the moving plate 22 are respectively fixedly connected with a slider 23, the front and rear sides of the left side of the top of the placing plate 21 are respectively fixedly connected with a limit plate 24, the moving plate 22 and the two limit plates 24 are opposite to each other The facades are respectively provided with a plurality of anti-slip strips 25, which increase the friction with the surface of the swing cylinder 3 and prevent the swing cylinder 3 from shaking during the detection process. The outer wall of the slider 23 is slidably connected to the inner wall of the slide groove 210, and the slider 23 slides along the inner wall of the slide groove 210 to improve the stability of the movement of the movable plate 22. The mounting plate 11 is fixedly connected to the top right side of the detection platform 1, and the left side of the hydraulic cylinder 20 is fixedly connected to the right end of the mounting plate 11, and the output end of the hydraulic cylinder 20 passes through the left and right ends of the mounting plate 11.
[0027] like Figure 3-4 As shown, the utility model provides a technical solution for testing the life of a swing cylinder: the positioning mechanism 7 includes a U-shaped plate 71, the inner front and rear surfaces of the U-shaped plate 71 are threadedly connected with a bidirectional screw 75, the front and rear sides of the bidirectional screw 75 are respectively provided with connecting plates 72, the bottoms of the two connecting plates 72 are fixedly connected with moving blocks 74, the front and rear sides of the outer walls of the bidirectional screw 75 are respectively threadedly connected with the two moving blocks 74, the opposite surfaces of the two connecting plates 72 are respectively fixedly connected with arc-shaped clamping plates 73, the opposite surfaces of the two arc-shaped clamping plates 73 are both fixedly connected with arc-shaped slide plates 76, and the middle parts of the opposite surfaces of the two arc-shaped slide plates 76 are both provided with arc-shaped slide grooves 760, by rotating the bidirectional screw 75 , so that the moving block 74 on the bidirectional screw 75 drives the connecting plate 72 to contract and expand, which is convenient for fixing and disassembling the connecting assembly 4. The bottom of the U-shaped plate 71 is fixedly connected to the top of the detection table 1, and the rear side of the outer wall of the bidirectional screw 75 penetrates to the rear end of the U-shaped plate 71 and is fixedly connected with a knob 751. A limiting groove 710 is provided on the inner wall of the transverse surface of the U-shaped plate 71. The left ends of the two moving blocks 74 are fixedly connected to the limiting block 741, and the outer wall of the limiting block 741 is slidably connected to the inner wall of the limiting groove 710. When the bidirectional screw 75 is rotated, the limiting block 741 slides along the inner wall of the limiting groove 710, thereby limiting the movement of the connecting plate 72.
[0028] like Figure 5As shown, the utility model provides a technical solution for a testing device for the life of a swing cylinder: a connecting component 4 includes a connecting rod 41, the right end of the connecting rod 41 is fixedly connected to a flange 42, the flange 42 is installed and fixed to the output end of the swing cylinder 3 by using bolts, a positioning sleeve 43 is fixedly connected to the left side of the outer wall of the connecting rod 41, and a plurality of balls 44 are rollingly connected to the outer wall of the positioning sleeve 43 in a circular array, and the positioning sleeve 43 is inserted into the arc-shaped groove 760, and the balls 44 under test roll along the inner wall of the arc-shaped groove 760, so as to avoid lateral force on the connecting component 4 during the swinging process, the outer wall of the connecting rod 41 passes through the left and right ends of the T-shaped mounting block 5 in the vertical direction and is fixedly connected therebetween, the transverse surface of the T-shaped mounting block 5 is threadedly connected to a fixing bolt 9, and the fixing bolt 9 passes through the bottom of the detection instrument 6.
[0029] The working principle of the testing device for the life of the swing cylinder is described in detail below.
[0030] like Figure 1-5 As shown, when testing the life of the swing cylinder, first, the hydraulic cylinder 20 and the detection instrument 6 are connected to the operation panel 8 through wires respectively, the swing cylinder 3 to be tested is placed on the placement plate 21, and the hydraulic cylinder 20 is started. The output end of the hydraulic cylinder 20 pushes the movable plate 22, so that the slider 23 at the bottom of the movable plate 22 slides along the slide groove 210, and the distance between the movable plate 22 and the limit plate 24 is adjusted to clamp and fix the swing cylinder 3, and then the flange 42 in the connecting rod 41 is connected and fixed to the output end of the swing cylinder 3 by bolts, and then the knob is turned to turn the knob. 751, so that the bidirectional screw 75 rotates, thereby the connecting plates 72 on the front and rear sides are retracted and moved toward the middle through the moving block 74, so that the arc-shaped clamping plate 73 clamps the outer wall of the connecting rod 41, so that the outer wall of the positioning sleeve 43 is stuck into the inner wall of the arc-shaped slide groove 760, and the T-shaped mounting block 5 and the detection instrument 6 are installed and connected on the left and right sides by the fixing bolts 9, so that during the test of the swing cylinder 3, the moving block 74 slides along the inner wall of the arc-shaped slide groove 760, so that the swing cylinder 3 can swing back and forth without hindrance during the test, and the swing cylinder 3 can be detected by the detection instrument 6.
[0031] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.
Claims
1. A testing device for the life of a swing cylinder, comprising a testing platform (1) and a swing cylinder (3), characterized in that: An adjusting and fixing mechanism (2) is arranged on the right side of the top of the detection platform (1); the outside of the swing oil cylinder (3) is arranged on the top of the adjusting and fixing mechanism (2); a connecting component (4) is arranged at the output end of the swing oil cylinder (3); a T-shaped mounting block (5) is arranged on the outside of the connecting component (4); the top of the T-shaped mounting block (5) is movably connected to a detection instrument (6); a positioning mechanism (7) is arranged on the left side of the top of the detection platform (1); the left side of the connecting component (4) is movably connected to the middle of the positioning mechanism (7); and an operating panel (8) is arranged at the left end of the detection platform (1).
2. A testing device for the life of a swing cylinder according to claim 1, characterized in that: The adjusting and fixing mechanism (2) comprises a hydraulic cylinder (20) and a placement plate (21); the output end of the hydraulic cylinder (20) is fixedly connected to a movable plate (22); the movable plate (22) is arranged on the top right side of the placement plate (21); the front and rear sides of the top of the placement plate (21) are respectively provided with sliding grooves (210); the front and rear sides of the bottom of the movable plate (22) are respectively fixedly connected to sliding blocks (23); the front and rear sides of the left side of the top of the placement plate (21) are respectively fixedly connected to limit plates (24); and the opposite surfaces of the movable plate (22) and the two limit plates (24) are respectively provided with a plurality of anti-slip strips (25).
3. A testing device for the life of a swing cylinder according to claim 2, characterized in that: The outer wall of the sliding block (23) is slidably connected to the inner wall of the sliding groove (210); the top right side of the detection platform (1) is fixedly connected to a mounting plate (11); the left side of the hydraulic cylinder (20) is fixedly connected to the right end of the mounting plate (11); and the output end of the hydraulic cylinder (20) passes through the left and right ends of the mounting plate (11).
4. A testing device for the life of a swing cylinder according to claim 1, characterized in that: The positioning mechanism (7) comprises a U-shaped plate (71), the inner front and rear surfaces of the U-shaped plate (71) are threadedly connected with a bidirectional screw (75), the front and rear sides of the bidirectional screw (75) are respectively provided with connecting plates (72), the bottoms of the two connecting plates (72) are fixedly connected with moving blocks (74), the front and rear sides of the outer walls of the bidirectional screw (75) are respectively threadedly connected with the two moving blocks (74), the opposite surfaces of the two connecting plates (72) are respectively fixedly connected with arc-shaped clamping plates (73), the opposite surfaces of the two arc-shaped clamping plates (73) are both fixedly connected with arc-shaped slide plates (76), and the middle parts of the opposite surfaces of the two arc-shaped slide plates (76) are provided with arc-shaped sliding grooves (760).
5. A testing device for the life of a swing cylinder according to claim 4, characterized in that: The bottom of the U-shaped plate (71) is fixedly connected to the top of the detection platform (1).
6. A testing device for the life of a swing cylinder according to claim 4, characterized in that: The rear side of the outer wall of the bidirectional screw (75) penetrates to the rear end of the U-shaped plate (71) and is fixedly connected to a knob (751); a limit groove (710) is provided on the inner wall of the transverse surface of the U-shaped plate (71); the left ends of the two moving blocks (74) are fixedly connected to a limit block (741); and the outer wall of the limit block (741) is slidably connected to the inner wall of the limit groove (710).
7. A testing device for the life of a swing cylinder according to claim 1, characterized in that: The connecting assembly (4) comprises a connecting rod (41), the right end of which is fixedly connected to a flange (42), the left side of the outer wall of the connecting rod (41) is fixedly connected to a positioning sleeve (43), and the outer wall of the positioning sleeve (43) is rollingly connected to a plurality of balls (44) in an annular array.
8. A testing device for the life of a swing cylinder according to claim 7, characterized in that: The outer wall of the connecting rod (41) passes through the left and right ends of the T-shaped mounting block (5) in the vertical direction and is fixedly connected therebetween; the transverse surface of the T-shaped mounting block (5) is threadedly connected with a fixing bolt (9), and the fixing bolt (9) passes through the bottom of the detection instrument (6).