Testing device

By designing a test device including a compression device and a collection device, the problem of rubber particles being aggregated under gravity and external force is solved, and effective testing and results collection of rubber particles are achieved, supporting the improvement of rubber particles manufacturing.

CN223229373UActive Publication Date: 2025-08-15HEBI HENGLI RUBBER PLASTIC CO LTD
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Patent Information

Application Number
CN202422428864.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-09
Publication Date
2025-08-15
Estimated Expiration
2034-10-09

AI Technical Summary

Technical Problem

In the prior art, rubber particles tend to aggregate and bond into blocks under the action of gravity and external forces, resulting in inconvenience in production, storage, transportation and use, and it is difficult to effectively test their adhesion.

Method used

A test device is designed, including a compression device, a hydraulic rod, a compression cylinder, a pulley set and a collection device. The movement of the moving plate is controlled by the motor to achieve the compression and separation of rubber particles, the adhesion of the rubber particles is tested using the baffle, and the test results are collected through the rebound test box and the collection cylinder.

Benefits of technology

Effective testing of the adhesion of rubber particles is achieved, which can compare the adhesion differences between complete and damaged particles, and provides experimental variables to improve the manufacturing process of rubber particles.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a testing device which comprises a supporting frame, the top of the interior of the supporting frame is fixedly connected with a pressing device, the lower surface of the pressing device is fixedly connected with a first hydraulic rod, the bottom end of the first hydraulic rod is fixedly connected with a specially-made pressing piece, the middle of the interior of the supporting frame is fixedly connected with a movable plate, and the movable plate is fixedly connected with a base. One side of the upper surface of the movable plate is movably connected with a complete particle compression cylinder, the other side of the upper surface of the movable plate is movably connected with a damaged particle compression cylinder, and the compression device, the first hydraulic rod, the special pressing piece, the movable plate, the complete particle compression cylinder and the damaged particle compression cylinder are arranged; complete rubber particles and damaged rubber particles with the same amount are injected into the complete particle compression cylinder and the damaged particle compression cylinder respectively, the pressing device is started, the rubber particles in the compression cylinders are pressed, baffles are arranged on the inner walls of the compression cylinders, and the adhesion between the rubber particles and the adhesion between the rubber particles and the adhesion between the rubber particles and the adhesion between the rubber particles and the adhesion between the rubber particles and the adhesion between the rubber particles and the adhesion between the rubber particles and the adhesion between the rubber particles can be better tested.
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Description

Technical Field

[0001] The utility model relates to the technical field of rubber particle performance test equipment, in particular to a test device. Background Art

[0002] Rubber has many excellent properties and is widely used in various fields. Usually, rubber is made into rubber granules for easy storage, transportation and use. In order to ensure the quality of rubber granules, various tests are usually carried out to test the various properties of rubber granules.

[0003] In the domestic elastomer industry, especially in the field of rubber and plastic blending, it is often desired that rubber (mainly compound rubber, raw rubber) exists in granular form for ease of measurement, mixing, processing, etc. In fact, due to their inherent characteristics, most compound rubber and raw rubber particles that have not been specially treated can easily reaggregate and stick together into blocks under the action of gravity and external forces in a short period of time, causing many inconveniences in production, storage, transportation and use. It is necessary to test the adhesion between rubber particles. Utility Model Content

[0004] The main purpose of the present invention is to provide a testing device that can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A testing device comprises a support frame, the top of the interior of the support frame is fixedly connected to a clamping device, the lower surface of the clamping device is fixedly connected to a first hydraulic rod, the bottom end of the first hydraulic rod is fixedly connected to a special pressing plate, the middle part of the interior of the support frame is fixedly connected to a movable plate, one side of the upper surface of the movable plate is movably connected to a complete particle compression cylinder, one side of the outer surface of the complete particle compression cylinder is fixedly connected to a connecting rod, one end of the connecting rod is movably connected to a broken particle compression cylinder, the upper surface of the movable plate is fixedly connected to an adjusting device away from the complete particle compression cylinder, one side of the adjusting device is fixedly connected to a second hydraulic rod, the second hydraulic rod is fixedly connected to the broken particle compression cylinder, one side of the support frame is fixedly connected to a pulley group, and the pulley group is slidably connected to the movable plate.

[0007] In order to achieve the purpose of controlling the movement of the movable plate by a motor, as a testing device of the utility model, a rack bar is fixedly connected to one side of the movable plate, a motor is fixedly connected to the lower surface of the pulley group, and a gear is fixedly connected to the output end of the motor, and the gear is meshed with the rack bar.

[0008] In order to achieve the purpose of allowing rubber particles to fall simultaneously, as a testing device of the utility model, a rebound test box is fixedly connected to one side of the support frame, a small hole is opened on the upper surface of the rebound test box, and a movable slider is slidably connected to the top of the rebound test box.

[0009] In order to achieve the purpose of controlling the outflow of rubber particles after the rebound test, as a testing device of the utility model, the lower surface of the rebound test box is hinged with a rebound plate through a hinge, one side of the outer surface of the rebound test box is fixedly connected to a controller, one side of the rebound plate is fixedly connected to a fixed column, and the controller and the fixed column are connected by a thin rope.

[0010] In order to facilitate the collection of rubber particles for rebound testing, a test device of the present invention is provided with a funnel fixedly connected to the middle of one side of the support frame.

[0011] In order to facilitate the injection of damaged particles, as a testing device of the present invention, a limiting frame is fixedly connected to one side of the support frame, and a leakage cylinder is fixedly connected to the upper surface of the limiting frame.

[0012] In order to achieve the purpose of collection after adhesion test, as a testing device of the utility model, a leakage groove is opened on the upper surface of the movable plate, and a collecting support plate is fixedly connected to the bottom of one side of the supporting frame. A complete particle collection cylinder is provided on one side of the upper surface of the collecting support plate, and a broken particle collection cylinder is provided on the side of the upper surface of the collecting support plate away from the complete particle collection cylinder.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The testing device, through the arrangement of a compacting device, a first hydraulic rod, a special pressing plate, a complete particle compression cylinder, an adjusting device, a second hydraulic rod, a damaged particle compression cylinder and a pulley group, injects equal amounts of complete rubber particles and damaged rubber particles into the complete particle compression cylinder and the damaged particle compression cylinder, respectively. When the compacting device is started, the first hydraulic rod drives the special pressing plate to compact the rubber particles in the complete particle compression cylinder and the damaged particle compression cylinder. Baffles are provided on the inner walls of the complete particle compression cylinder and the damaged particle compression cylinder, which can better test the adhesion between the rubber particles and the device. By comparing the adhesion of the complete particles and the damaged particles, better conclusions can be drawn and improvements can be made to the manufacturing of rubber particles.

[0015] 2. This test device is equipped with a rebound test box, a funnel, a trough, a complete particle collection cylinder, and a broken particle collection cylinder. The rubber particles tested in the rebound test box are collected by the complete particle compression cylinder through the funnel, making it easy to observe the effect of the rebound rate on adhesion. At the same time, the rubber particles after the adhesion test can enter the complete particle collection cylinder and the broken particle collection cylinder through the trough, providing experimental variables for aging tests, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view structural diagram of a testing device according to Example 1 of the present utility model;

[0017] Figure 2 This is a schematic structural diagram of a rebound test box of a test device according to Example 1 of the present utility model;

[0018] Figure 3 This is a schematic diagram of the gear structure of a testing device according to Example 1 of the present utility model;

[0019] Figure 4 This is a schematic diagram of the structure of a collecting support plate of a testing device according to Example 1 of the present utility model;

[0020] Figure 5 This is a schematic structural diagram of a clamping mechanism of a testing device according to Example 1 of the present utility model.

[0021] In the figure: 1. Support frame; 2. Rebound test box; 3. Clamping device; 4. First hydraulic rod; 5. Special pressing sheet; 6. Moving plate; 7. Damaged particle compression cylinder; 8. Complete particle compression cylinder; 9. Funnel; 10. Small hole; 11. Moving slider; 12. Controller; 13. Fixed column; 14. Rebound plate; 15. Connecting rod; 16. Pulley block; 17. Toothed bar; 18. Leakage cylinder; 19. Limiting frame; 20. Gear; 21. Adjusting device; 22. Second hydraulic rod; 23. Complete particle collection cylinder; 24. Collection support plate; 25. Damaged particle collection cylinder; 26. Motor; 27. Leakage trough. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] Example 1

[0024] like Figure 1-5As shown, a testing device includes a support frame 1, the top of the interior of the support frame 1 is fixedly connected to a clamping device 3, the lower surface of the clamping device 3 is fixedly connected to a first hydraulic rod 4, the bottom end of the first hydraulic rod 4 is fixedly connected to a special pressing sheet 5, the middle part of the interior of the support frame 1 is fixedly connected to a movable plate 6, one side of the upper surface of the movable plate 6 is movably connected to a complete particle compression cylinder 8, one side of the outer surface of the complete particle compression cylinder 8 is fixedly connected to a connecting rod 15, one end of the connecting rod 15 is movably connected to a broken particle compression cylinder 7, the upper surface of the movable plate 6 is fixedly connected to an adjusting device 21 away from the complete particle compression cylinder 8, one side of the adjusting device 21 is fixedly connected to a second hydraulic rod 22, the second hydraulic rod 22 is fixedly connected to the broken particle compression cylinder 7, one side of the support frame 1 is fixedly connected to a pulley group 16, and the pulley group 16 is slidably connected to the movable plate 6.

[0025] During specific use, through the setting of the compacting device 3, the first hydraulic rod 4, the special pressing sheet 5, the movable plate 6, the complete particle compression cylinder 8, the adjusting device 21, the second hydraulic rod 22, the broken particle compression cylinder 7 and the pulley group 16, equal amounts of complete rubber particles and broken rubber particles are injected into the complete particle compression cylinder 8 and the broken particle compression cylinder 7 respectively, and the compacting device 3 is started. The first hydraulic rod 4 drives the special pressing sheet 5 to compact the rubber particles in the complete particle compression cylinder 8 and the broken particle compression cylinder 7. Baffles are provided on the inner walls of the complete particle compression cylinder 8 and the broken particle compression cylinder 7, which can better test the adhesion between the rubber particles and the adhesion between the rubber particles and the device, and by comparing the adhesion of the complete particles and the broken particles, better conclusions can be drawn and improvements can be made to the manufacture of rubber particles.

[0026] In this embodiment, a rack bar 17 is fixedly connected to one side of the movable plate 6 , a motor 26 is fixedly connected to the lower surface of the pulley block 16 , and a gear 20 is fixedly connected to the output end of the motor 26 , and the gear 20 is meshed with the rack bar 17 .

[0027] During specific use, through the arrangement of the rack bar 17 , the motor 26 and the gear 20 , the motor 26 is started to drive the gear 20 to rotate, and the gear 20 drives the rack bar 17 to move the movable plate 6 .

[0028] In this embodiment, a rebound test box 2 is fixedly connected to one side of the support frame 1 , a small hole 10 is opened on the upper surface of the rebound test box 2 , and a movable slider 11 is slidably connected to the top of the rebound test box 2 .

[0029] During specific use, through the arrangement of the small holes 10 and the movable slider 11, the movable slider 11 is blocked between the small holes 10. After the small holes 10 are filled with rubber particles, the movable slider 11 is slid to make the rubber particles pass through the small holes 10 and fall as simultaneously as possible.

[0030] In this embodiment, the lower surface of the rebound test box 2 is hinged with a rebound plate 14 through a hinge, one side of the outer surface of the rebound test box 2 is fixedly connected to a controller 12, one side of the rebound plate 14 is fixedly connected to a fixed column 13, and the controller 12 and the fixed column 13 are connected by a thin rope.

[0031] During specific use, through the settings of the controller 12, the rebound plate 14 and the fixed column 13, the controller 12 moves up, and the thin rope will drive the rebound plate 14 to a horizontal position through the fixed column 13 to start the test. After the test is completed, the controller 12 is pulled down, and the rebound plate 14 will rotate downward under gravity, causing the rubber particles inside to fall.

[0032] In this embodiment, a funnel 9 is fixedly connected to the middle portion of one side of the support frame 1 .

[0033] In specific use, the funnel 9 can be provided to better collect the rubber particles after the rebound test.

[0034] In this embodiment, a limiting frame 19 is fixedly connected to one side of the supporting frame 1 , and a drain cylinder 18 is fixedly connected to the upper surface of the limiting frame 19 .

[0035] During specific use, through the arrangement of the limiting frame 19 and the collet 18 , the collet 18 can conveniently inject particles into the damaged particle compression cylinder 7 , and the limiting frame 19 can keep the collet 18 stable.

[0036] In this embodiment, a leakage groove 27 is provided on the upper surface of the movable plate 6, and a collecting support plate 24 is fixedly connected to the bottom of one side of the support frame 1. A complete particle collection cylinder 23 is provided on one side of the upper surface of the collecting support plate 24, and a broken particle collection cylinder 25 is provided on the side of the upper surface of the collecting support plate 24 away from the complete particle collection cylinder 23.

[0037] When in use, through the arrangement of the leakage groove 27, the collecting support plate 24, the intact particle collecting cylinder 23 and the broken particle collecting cylinder 25, the rubber particles tested by the rebound test box 2 will enter the intact particle compression cylinder 8 through the funnel 9, and then inject the broken particles into the broken particle compression cylinder 7 through the leakage cylinder 18. The motor 26 is started, driving the moving plate 6 to move the intact particle compression cylinder 8 and the broken particle compression cylinder 7 to the bottom of the special pressing sheet 5, and the pressing device 3 is started. The first hydraulic rod 4 drives the special pressing sheet 5 to press the intact particle compression cylinder 8 and the broken particle compression cylinder The rubber particles in 7, the complete particle compression cylinder 8 and the broken particle compression cylinder 7 are provided with baffles on their inner walls, which can better test the adhesion between the rubber particles and the rubber particles and the device. After the test is completed, the second hydraulic rod 22 is started to push the complete particle compression cylinder 8 and the broken particle compression cylinder 7 to the top of the leakage groove 27, and the motor 26 is started again to move the complete particle compression cylinder 8 and the broken particle compression cylinder 7 to the bottom of the special pressing sheet 5. The special pressing sheet 5 is pressed down, and the rubber particles enter the complete particle collection cylinder 23 and the broken particle collection cylinder 25 through the leakage groove 27.

[0038] Working principle: put rubber particles into the small holes 10, move the slider 11 to block between the small holes 10, and after the small holes 10 are filled with rubber particles, slide the slider 11 to make the rubber particles pass through the small holes 10 and fall as much as possible at the same time. The controller 12 moves up, and the string will drive the rebound plate 14 to a horizontal position through the fixed column 13 to start the test. After the test is completed, pull the controller 12 down, and the rebound plate 14 will rotate downward under gravity, causing the rubber particles inside to fall and enter the complete particle compression cylinder 8, and then be injected into the broken particle compression cylinder 7 through the funnel 18. For damaged particles, the motor 26 is started, driving the movable plate 6 to move the intact particle compression cylinder 8 and the damaged particle compression cylinder 7 to the bottom of the special pressing sheet 5, and the pressing device 3 is started to perform an adhesion test. After the test is completed, the second hydraulic rod 22 is started to push the intact particle compression cylinder 8 and the damaged particle compression cylinder 7 to the top of the leakage groove 27, and the motor 26 is started again to move the intact particle compression cylinder 8 and the damaged particle compression cylinder 7 to the bottom of the special pressing sheet 5. The special pressing sheet 5 is pressed down, and the rubber particles enter the intact particle collection cylinder 23 and the damaged particle collection cylinder 25 through the leakage groove 27.

[0039] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A testing device, comprising a support frame (1), characterized in that: The top of the interior of the support frame (1) is fixedly connected to a pressing device (3), the lower surface of the pressing device (3) is fixedly connected to a first hydraulic rod (4), the bottom end of the first hydraulic rod (4) is fixedly connected to a special pressing sheet (5), the middle part of the interior of the support frame (1) is fixedly connected to a movable plate (6), one side of the upper surface of the movable plate (6) is movably connected to a complete particle compression cylinder (8), one side of the outer surface of the complete particle compression cylinder (8) is fixedly connected to a connecting rod (15), one end of the connecting rod (15) is movably connected to a broken particle compression cylinder (7), the upper surface of the movable plate (6) away from the complete particle compression cylinder (8) is fixedly connected to an adjusting device (21), one side of the adjusting device (21) is fixedly connected to a second hydraulic rod (22), the second hydraulic rod (22) is fixedly connected to the broken particle compression cylinder (7), one side of the support frame (1) is fixedly connected to a pulley group (16), and the pulley group (16) is slidably connected to the movable plate (6).

2. A testing device according to claim 1, characterized in that: A rack bar (17) is fixedly connected to one side of the movable plate (6), a motor (26) is fixedly connected to the lower surface of the pulley group (16), and a gear (20) is fixedly connected to the output end of the motor (26), and the gear (20) is meshed with the rack bar (17).

3. A testing device according to claim 1, characterized in that: A rebound test box (2) is fixedly connected to one side of the support frame (1), a small hole (10) is provided on the upper surface of the rebound test box (2), and a movable slider (11) is slidably connected to the top of the rebound test box (2).

4. A testing device according to claim 3, characterized in that: The lower surface of the rebound test box (2) is hinged with a rebound plate (14) via a hinge, one side of the outer surface of the rebound test box (2) is fixedly connected to a controller (12), one side of the rebound plate (14) is fixedly connected to a fixed column (13), and the controller (12) and the fixed column (13) are connected via a thin rope.

5. A testing device according to claim 1, characterized in that: A funnel (9) is fixedly connected to the middle portion of one side of the support frame (1).

6. A testing device according to claim 1, characterized in that: A limiting frame (19) is fixedly connected to one side of the support frame (1), and a drain cylinder (18) is fixedly connected to the upper surface of the limiting frame (19).

7. A testing device according to claim 1, characterized in that: A leakage groove (27) is provided on the upper surface of the movable plate (6), a collecting support plate (24) is fixedly connected to the bottom of one side of the support frame (1), a complete particle collecting cylinder (23) is provided on one side of the upper surface of the collecting support plate (24), and a broken particle collecting cylinder (25) is provided on the side of the upper surface of the collecting support plate (24) away from the complete particle collecting cylinder (23).