Comprehensive performance test workbench for low-friction cylinder

Abstract

The utility model discloses a comprehensive performance test workbench for a low-friction cylinder, which relates to the technical field of cylinders and comprises a workbench body, vertical columns are fixedly mounted at four corners of the upper surface of the workbench body, a top plate is fixedly mounted at the tops of the four vertical columns, and a clamping component is arranged on the upper surface of the workbench body. A U-shaped sliding groove is formed in the surface of the workbench body, and moving frames are slidably connected to the two sides of the inner side wall of the U-shaped sliding groove correspondingly. According to the low-friction air cylinder testing device, the movable frames on the two sides are adjusted to drive the internal annular ring and the internal clamping frame to move, so that internal low-friction air cylinders with different sizes are rapidly clamped and fixed, the application range of the device is widened, meanwhile, the situation that the low-friction air cylinders move in the testing process is avoided, and the testing efficiency is improved. And the device can accurately test real performance.

Description

Technical Field

[0001] The utility model relates to the technical field of cylinders, in particular to a low-friction cylinder comprehensive performance testing workbench. Background Art

[0002] Among the ways of fixing the cylinder, one method is the end fixing method, which is to fix it at one end of the cylinder. However, this method often generates relative torsional force when fixing, causing unnecessary work to be done by the cylinder during operation, reducing the output power of the cylinder, and also generating relative friction.

[0003] The existing comprehensive performance test workbench is unable to effectively clamp and fix low-friction cylinders of different sizes during the performance test of the low-friction cylinder, which causes the low-friction cylinder to move during the test, thereby reducing the adaptability of the test device and failing to test the true performance test data. Utility Model Content

[0004] Technical issues solved

[0005] In view of the deficiencies in the prior art, the utility model provides a low-friction cylinder comprehensive performance testing workbench, which solves the problem that the existing comprehensive performance testing workbench is unable to effectively clamp and fix low-friction cylinders of different sizes during the process of testing the performance of the low-friction cylinders, thereby causing the low-friction cylinders to move during the test, thereby reducing the adaptability of the testing device and failing to test real performance test data.

[0006] Technical Solution

[0007] To achieve the above purpose, the utility model is implemented by the following technical solutions: a low-friction cylinder comprehensive performance test workbench, including a workbench body, four corners of the upper surface of the workbench body are fixedly installed with columns, the tops of the four columns are fixedly installed with top plates, and the upper surface of the workbench body is provided with a clamping assembly;

[0008] A U-shaped groove is provided on the surface of the workbench body, and both sides of the inner wall of the U-shaped groove are slidably connected with a moving frame, the surfaces of the two moving frames are threadedly connected with a bidirectional screw rod, and the surfaces of the two moving frames are fixedly installed with annular rings, and the inner wall of the annular ring is provided with an annular groove, and the inside of the annular ring is rotatably connected with a clamping frame, and the side surface of the clamping frame is annularly fixedly installed with a plurality of brackets, and the surface of the bracket is rotatably connected with a driven roller, and the driven roller is rotatably connected to the inside of the annular groove, and a circular hole is provided on one side surface of the clamping frame, and a first motor is fixedly installed on one side surface of the workbench body, and a first rod body is fixedly installed on the output end of the first motor, and a bidirectional screw rod is fixedly installed on one end of the first rod body.

[0009] Optionally, telescopic columns are fixedly mounted in a circular array on one side surface of the clamping frame on the other side, a rotating plate is fixedly mounted on one end of a plurality of the telescopic columns, and a rotating column is fixedly mounted on one side surface of the rotating plate.

[0010] Optionally, a second motor is fixedly mounted on the upper surface of the workbench body via a base, and a rotating column is fixedly mounted on the output end of the second motor.

[0011] Optionally, an electric push rod is fixedly installed in the middle of the lower surface of the top plate, a pressing plate is fixedly installed at the bottom of the electric push rod, and a pressure sensor is fixedly installed on the inner wall of the pressing plate.

[0012] Optionally, both side surfaces of the pressing plate are rotatably connected to a stabilizing rod via a hinge seat, and the other end of the stabilizing rod is rotatably connected to a sliding block via a hinge seat, and first sliding grooves are provided on both sides of the lower surface of the top plate, and a fixed column is fixedly installed inside the first sliding groove, and the sliding block slides on the outer surface of the fixed column.

[0013] Optionally, a third motor is fixedly mounted on one side surface of the workbench body, a first screw rod is fixedly mounted on the output end of the third motor via a second rod body, a sliding frame is threadedly connected to the outer surface of the first screw rod, a sliding plate is fixedly mounted on one side surface of the sliding frame, and the first screw rod is driven by the third motor to rotate so that the sliding frame and the internal friction roller move, thereby moving the friction roller to perform friction tests on different positions on the surface of the low-friction cylinder, thereby increasing the test friction range.

[0014] Optionally, a driving motor is fixedly mounted on the upper surface of the sliding plate, a rotating rod is fixedly mounted on the output end of the driving motor, the rotating rod rotates and penetrates the surface connected to the sliding frame, a friction roller is fixedly mounted on the outer surface of the rotating rod, the sliding plate is slidably connected to the upper surface of the workbench body, the driving motor drives the rotating rod to rotate, and the rotating rod drives the friction roller on the outer surface to rub the outer surface of the low-friction cylinder, thereby performing a friction test on the low-friction cylinder.

[0015] Beneficial Effects

[0016] The utility model provides a low-friction cylinder comprehensive performance test workbench, which has the following beneficial effects:

[0017] 1. The low-friction cylinder comprehensive performance test workbench, through the setting of the clamping assembly, starts the first motor to drive the bidirectional screw to rotate, thereby adjusting the moving frames on both sides to drive the internal annular ring and the internal clamping frame to move, so as to quickly clamp and fix the low-friction cylinders of different sizes inside, thereby improving the adaptability of the device and avoiding the movement of the low-friction cylinder during the test, so that the device can accurately test the real performance;

[0018] 2. Through the setting of other components such as the telescopic column, the rotating plate, the second motor, the electric push rod and the pressing plate, the second motor is started to drive the clamping frame and the internal low-friction cylinder to rotate, so that the friction test can be performed on different surfaces of the low-friction cylinder. At the same time, the electric push rod is started to drive the pressing plate to move downward to test the compressive performance of the low-friction cylinder. The low-friction cylinder can be tested in many aspects in different directions, thereby improving the performance test range of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0022] Figure 3 It is a structural schematic diagram of the clamping assembly of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the pressing plate and the pressure sensor of the utility model.

[0024] In the figure: 1. workbench body; 2. column; 3. clamping assembly; 301. U-shaped slide; 302. moving frame; 303. bidirectional screw; 304. annular ring; 305. clamping frame; 306. driven roller; 307. first motor; 4. telescopic column; 5. rotating plate; 6. second motor; 7. electric push rod; 8. pressing plate; 9. pressure sensor; 10. stabilizing bar; 11. sliding block; 12. third motor; 13. first screw; 14. sliding frame; 15. driving motor; 16. friction roller. DETAILED DESCRIPTION

[0025] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment in size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0026] See also Figures 1 to 4 The utility model provides a technical solution: a low-friction cylinder comprehensive performance test workbench, including a workbench body 1, columns 2 are fixedly installed at the four corners of the upper surface of the workbench body 1, top plates are fixedly installed on the tops of the four columns 2, a clamping assembly 3 is arranged on the upper surface of the workbench body 1, a U-shaped slide groove 301 is opened on the surface of the workbench body 1, both sides of the inner side wall of the U-shaped slide groove 301 are slidably connected with a moving frame 302, the surfaces of the two moving frames 302 are threadedly connected with a bidirectional screw rod 303, and the surfaces of the two moving frames 302 are fixedly installed with annular rings 304, an annular groove is provided on the inner wall of the annular ring 304, a clamping frame 305 is rotatably connected to the inside of the annular ring 304, a plurality of brackets are fixedly installed on the side surface of the clamping frame 305, a driven roller 306 is rotatably connected to the surface of the bracket, the driven roller 306 is rotatably connected to the inside of the annular groove, a circular hole is provided on one side surface of the clamping frames 305, a first motor 307 is fixedly installed on one side surface of the workbench body 1, a first rod body is fixedly installed on the output end of the first motor 307, and a bidirectional screw rod 303 is fixedly installed on one end of the first rod body.

[0027] Telescopic columns 4 are fixedly mounted in a circular array on one side surface of the clamping frame 305 on the other side. A rotating plate 5 is fixedly mounted on one end of a plurality of telescopic columns 4 . A rotating column is fixedly mounted on one side surface of the rotating plate 5 .

[0028] A second motor 6 is fixedly mounted on the upper surface of the workbench body 1 via a base, and a rotating column is fixedly mounted on the output end of the second motor 6 .

[0029] An electric push rod 7 is fixedly installed in the middle of the lower surface of the top plate, a pressing plate 8 is fixedly installed at the bottom of the electric push rod 7, and a pressure sensor 9 is fixedly installed on the inner side wall of the pressing plate 8.

[0030] The two side surfaces of the pressing plate 8 are rotatably connected to the stabilizing rod 10 through a hinge seat, and the other end of the stabilizing rod 10 is rotatably connected to the sliding block 11 through a hinge seat. First sliding grooves are opened on both sides of the lower surface of the top plate, and a fixed column is fixedly installed inside the first sliding groove, and the sliding block 11 slides on the outer surface of the fixed column.

[0031] A third motor 12 is fixedly installed on one side surface of the workbench body 1, and a first screw rod 13 is fixedly installed on the output end of the third motor 12 through a second rod body. A sliding frame 14 is threadedly connected to the outer surface of the first screw rod 13, and a sliding plate is fixedly installed on one side surface of the sliding frame 14. The first screw rod 13 is driven by the third motor 12 to rotate so that the sliding frame 14 and the internal friction roller 16 are moved, so that the friction roller 16 moves to perform friction tests on different positions of the low-friction cylinder surface, thereby improving the test friction range.

[0032] A driving motor 15 is fixedly installed on the upper surface of the sliding plate, and a rotating rod is fixedly installed on the output end of the driving motor 15. The rotating rod rotates and penetrates the surface connected to the sliding frame 14, and a friction roller 16 is fixedly installed on the outer surface of the rotating rod. The sliding plate is slidably connected to the upper surface of the workbench body 1, and the rotating rod is driven to rotate by the driving motor 15. The rotating rod drives the friction roller 16 on the outer surface to rub the outer surface of the low-friction cylinder, thereby performing a friction test on the low-friction cylinder.

[0033] In the utility model, the working steps of the device are as follows:

[0034] The staff places the low-friction cylinder inside the clamping frames 305 on both sides, and then starts the first motor 307 to drive the first rod body to drive the bidirectional screw rod 303 to rotate, so that the moving frames 302 on both sides slide on the surface of the bidirectional screw rod 303, and the moving frame 302 drives the internal annular ring 304 to move, and the annular ring 304 drives the internal clamping frame 305 to move, and the clamping frame 305 moves and clamps and fixes the internal low-friction cylinder, and then starts the electric push rod 7 to drive the pressing plate 8 below to move, and the movement of the pressing plate 8 drives the stabilizing rods 10 on both sides to move, and the stabilizing rod 10 drives the sliding block 11 at one end to slide, and the sliding block 11 slides on the outer surface of the first slide groove and the fixed column, and the pressing plate 8 drives the internal pressure sensor 9 to move downward, and the pressure sensor 9 is squeezed on the surface of the low-friction cylinder, so that the pressure on the low-friction cylinder can be displayed, thereby testing the pressure resistance of the low-friction cylinder. When the low-friction cylinder needs to be tested, When conducting a friction test, first start the drive motor 15 to drive the rotating rod and the friction roller 16 to rotate, so that the rotating friction roller 16 rubs the surface of the low-friction cylinder. When the friction roller 16 needs to be moved, the staff starts the third motor 12 to drive the first screw rod 13 to rotate. The rotation of the first screw rod 13 causes the sliding frame 14 to drive the sliding plate to slide, thereby driving the friction roller 16 and the drive motor 15 to move synchronously. When the friction on one side is completed, the staff starts the second motor 6 to drive the rotating plate 5 to rotate, and the rotating plate 5 drives the telescopic column 4 to rotate. The telescopic column 4 drives the clamping frame 305 on one side to rotate, and the clamping low-friction cylinder drives the clamping frames 305 on both sides to rotate synchronously. The clamping frame 305 drives the driven roller 306 on the peripheral side to rotate inside the annular groove of the inner wall of the annular ring 304, thereby driving the internal low-friction cylinder to rotate, so as to perform friction tests on different surfaces of the low-friction cylinder.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A low-friction cylinder comprehensive performance test workbench, comprising a workbench body (1), characterized in that: The four corners of the upper surface of the workbench body (1) are fixedly mounted with columns (2), the tops of the four columns (2) are fixedly mounted with top plates, and the upper surface of the workbench body (1) is provided with a clamping assembly (3); A U-shaped slide groove (301) is provided on the surface of the workbench body (1), and moving frames (302) are slidably connected to both sides of the inner wall of the U-shaped slide groove (301), and the surfaces of the two moving frames (302) are threadedly connected to bidirectional screw rods (303), and an annular ring (304) is fixedly installed on the surfaces of the two moving frames (302), and the inner wall of the annular ring (304) is provided with an annular slide groove, and the inside of the annular ring (304) is rotatably connected to a clamping frame (305), and the clamping frame A plurality of brackets are fixedly installed in a ring shape on the side surface of (305), and a driven roller (306) is rotatably connected to the surface of the bracket. The driven roller (306) is rotatably connected to the inside of the annular slide groove. A circular hole is opened on the side surface of one of the clamping frames (305), and a first motor (307) is fixedly installed on the side surface of the workbench body (1). A first rod body is fixedly installed on the output end of the first motor (307), and a bidirectional screw rod (303) is fixedly installed on one end of the first rod body.

2. A low friction cylinder comprehensive performance test bench according to claim 1, characterized in that: A circular array of telescopic columns (4) is fixedly mounted on one side surface of the clamping frame (305) on the other side, a rotating plate (5) is fixedly mounted on one end of a plurality of the telescopic columns (4), and a rotating column is fixedly mounted on one side surface of the rotating plate (5).

3. A low friction cylinder comprehensive performance test bench according to claim 2, characterized in that: A second motor (6) is fixedly mounted on the upper surface of the workbench body (1) via a base, and a rotating column is fixedly mounted on the output end of the second motor (6).

4. A low friction cylinder comprehensive performance test bench according to claim 1, characterized in that: An electric push rod (7) is fixedly mounted in the middle of the lower surface of the top plate, a pressing plate (8) is fixedly mounted at the bottom of the electric push rod (7), and a pressure sensor (9) is fixedly mounted on the inner wall of the pressing plate (8).

5. A low friction cylinder comprehensive performance test bench according to claim 4, characterized in that: The two side surfaces of the pressing plate (8) are rotatably connected to a stabilizing rod (10) via a hinge seat, and the other end of the stabilizing rod (10) is rotatably connected to a sliding block (11) via a hinge seat. First sliding grooves are provided on both sides of the lower surface of the top plate, and a fixed column is fixedly installed inside the first sliding groove, and the sliding block (11) slides on the outer surface of the fixed column.

6. A low friction cylinder comprehensive performance test bench according to claim 1, characterized in that: A third motor (12) is fixedly mounted on one side surface of the workbench body (1); a first screw rod (13) is fixedly mounted on the output end of the third motor (12) via a second rod body; a sliding frame (14) is threadedly connected to the outer surface of the first screw rod (13); and a sliding plate is fixedly mounted on one side surface of the sliding frame (14).

7. A low friction cylinder comprehensive performance test bench according to claim 6, characterized in that: A driving motor (15) is fixedly mounted on the upper surface of the sliding plate, a rotating rod is fixedly mounted on the output end of the driving motor (15), the rotating rod rotates through and is connected to the surface of the sliding frame (14), a friction roller (16) is fixedly mounted on the outer surface of the rotating rod, and the sliding plate is slidably connected to the upper surface of the workbench body (1).

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