CN219015962U

CN219015962U - Novel ground-like abrasion testing mechanism

Info

Publication number: CN219015962U
Application number: CN202223211470.1U
Authority: CN
Inventors: 刘贵彩; 丁艳艳; 王永鑫
Original assignee: Weihai Research Institute Of Harbin University Of Technology
Current assignee: Weihai Research Institute Of Harbin University Of Technology
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-05-12
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a novel ground-like abrasion testing mechanism, which relates to the technical field of ground-like structures, and particularly comprises a base, wherein a lifting mechanism is arranged on the base, a lifting table upper plate is arranged at the top of the base, the lifting table upper plate is fixed on the base through the lifting mechanism, two pairs of bearing seats are symmetrically arranged at two ends of the top of the lifting table upper plate, a hollow roller is arranged between the bearing seats, two ends of the hollow roller are fixed on the bearing seats through bearings, a crawler belt is arranged between the bearing seats, two sides of the crawler belt are sleeved on the hollow roller, the inner surface of the crawler belt is contacted with the side wall of the hollow roller, a support plate is fixedly arranged at the top of the lifting table upper plate through bolts, the support plate is of a U-shaped structure, and the support plate penetrates through the crawler belt. According to the method, the material to be tested moves on the crawler belt to drive the crawler belt to rotate, so that the abrasion condition of the material to be tested in the motion process under the real condition can be simulated, the test is accurate, and the using effect is improved.

Description

Novel ground-like abrasion testing mechanism

Technical Field

The utility model relates to the technical field of ground-like mechanisms, in particular to a novel ground-like abrasion testing mechanism.

Background

Today with the development of science and technology, there is the higher requirement to the wearability of tire, sports shoes sole or rubber material, and current wearing and tearing testing machine only can polish through the carousel to the material that awaits measuring, or support through the support and await measuring the material and do circular gyration motion, do not coincide with the material reality service condition, so in order to better laminating actual need, more accurate to wait to test the material and carry out wear testing, the application is through the better simulation of the motion of waiting to test the material that drives the track wearing and tearing situation when the motion of the material under the real condition, has designed a novel class ground wearing and tearing testing mechanism.

Disclosure of Invention

The utility model provides a novel ground-like abrasion testing mechanism, which solves the problems that the existing abrasion testing of materials is generally carried out only by polishing the materials through a turntable, and the like, the testing is inaccurate and the using effect is poor.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the novel ground-like abrasion testing mechanism comprises a base, wherein a lifting mechanism is arranged on the base, a lifting table upper plate is arranged at the top of the base and is fixed on the base through the lifting mechanism, two pairs of bearing seats are symmetrically arranged at two ends of the top of the lifting table upper plate, a hollow roller is arranged between the bearing seats, two ends of the hollow roller are fixed on the bearing seats through bearings, a crawler belt is arranged between the bearing seats, two sides of the crawler belt are sleeved on the hollow roller, and the inner surface of the crawler belt is contacted with the side wall of the hollow roller;

the lifting platform upper plate top is provided with a support plate through a bolt fixed mounting, the support plate is of a U-shaped structure, the support plate penetrates through the crawler belt, the support plate top is provided with a sensor base through a bolt fixed mounting, the sensor base top is provided with a pressure sensor through a bolt fixed mounting, the pressure sensor is a cantilever beam type pressure sensor, the pressure sensor top is provided with a bearing plate, the bearing plate top is provided with a through groove, a plurality of rotating rollers are arranged in the through groove, two ends of each rotating roller are fixed on the side wall of the through groove through bearings, and the top of each rotating roller is in contact with the inner surface of the crawler belt.

Optionally, the lifting mechanism comprises an adjusting baffle plate arranged at one end of the top of the base, a first fixed flat shaft is arranged at one end of the top of the base, which is far away from the adjusting baffle plate, an adjusting shaft baffle plate is arranged above the base, the adjusting shaft baffle plate is positioned between the adjusting baffle plate and the first fixed flat shaft, the corner of the adjusting shaft baffle plate is fixed on the base through bolts, an adjusting shaft is arranged between the base and the adjusting shaft baffle plate, and the adjusting shaft is in sliding fit with the adjusting shaft baffle plate and the base;

the two ends of the adjusting shaft and the first fixed flat shaft are respectively connected with a first lifting frame and a second lifting frame through bearings, the first lifting frame is located in the second lifting frame, a lifting shaft is arranged between the first lifting frame and the second lifting frame, two ends of the lifting shaft penetrate through the first lifting frame and are fixed on the second lifting frame through bearings, a rolling shaft and a second fixed flat shaft are respectively arranged between the first lifting frame and the second lifting frame, the second fixed flat shaft is fixed at the bottom of the lifting table upper plate through bolts, a rolling shaft baffle is arranged at one end, far away from the second fixed flat shaft, of the lifting table upper plate, a corner of the rolling shaft baffle is fixed at the bottom of the lifting table upper plate through bolts, and the rolling shaft is arranged between the rolling shaft baffle and the lifting table upper plate and is in sliding fit with the rolling shaft baffle and the lifting table upper plate.

Optionally, be equipped with the regulating spindle roller between regulating baffle and the first fixed flat axle, the both ends of regulating spindle roller are fixed respectively on regulating baffle and the first fixed flat axle through the bearing, and the one end of regulating spindle roller runs through regulating baffle to be connected with adjust knob, regulating spindle roller runs through the regulating axle, and with regulating axle screw thread fit.

Optionally, the bearing plate bottom is equipped with three balance plate, and three balance plate passes through welded mode and fixes respectively in pressure sensor's three sides, and is word form, and the screw hole has all been seted up to three balance plate side, and the screw hole embeds has the screw, and screw hole screw-thread fit, screw one end supports on pressure sensor.

The utility model has the following beneficial effects:

1. according to the method, the material to be tested moves on the crawler belt to drive the crawler belt to rotate, so that the abrasion condition of the material to be tested in the motion process under the real condition can be simulated, the test is accurate, and the using effect is improved.

2. The utility model provides a pressure sensing testing mechanism's bearing plate part, bearing plane adopt the live-rollers to replace, have reduced the frictional force that prevents track motion when the pressure test greatly, have also alleviateed the wearing and tearing of track lower surface.

3. The application adopts the caterpillar band to drive the hollow roller to rotate by depending on the rough lower surface, so that the movement interference is reduced, and the ground structure under the real condition can be better simulated.

4. The pressure sensing testing mechanism can measure and record the pressure change in the abrasion testing process through the pressure sensing testing mechanism, and output a stress image, so that the product is convenient to improve and upgrade.

5. The lifting mechanism is arranged at the bottom of the test device, and the stressed size can be changed through the height of the ground so as to simulate the abrasion degree of the material to be tested when bearing different weights.

Drawings

FIG. 1 is a schematic view showing the overall structure of the front face of embodiment 1 of the present utility model;

FIG. 2 is a schematic diagram showing the overall structure of the side face of embodiment 1 of the present utility model;

fig. 3 is a schematic structural view of the lower half part of the lifting mechanism part in embodiment 1 of the present utility model;

fig. 4 is a schematic structural view of the upper half of the lifting mechanism part in embodiment 1 of the present utility model;

fig. 5 is a schematic view showing the bottom structure of the bearing plate part according to embodiment 1 of the present utility model;

fig. 6 is a schematic view of the inclined surface structure of the bearing plate part according to embodiment 1 of the present utility model;

fig. 7 is a schematic view of the sensor mounting in embodiment 1 of the present utility model.

In the figure: 1. a base; 2. a lifting table upper plate; 3. a bearing seat; 4. a hollow cylinder; 5. a track; 6. a support plate; 7. a sensor base; 8. a pressure sensor; 9. a bearing plate; 10. a through groove; 11. a rotating roller; 12. adjusting a baffle; 13. a first fixed flat shaft; 14. adjusting a shaft baffle; 15. an adjusting shaft; 16. a first lifting frame; 17. a second lifting frame; 18. a lifting shaft; 19. a roller; 20. a second fixed flat shaft; 21. a roller baffle; 22. adjusting the shaft roller; 23. an adjustment knob; 24. a balance plate; 25. a threaded hole; 26. and (5) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 7, the present utility model provides a technical solution: the novel ground-like abrasion testing mechanism comprises a base 1, wherein a lifting mechanism is arranged on the base 1, a lifting table upper plate 2 is arranged at the top of the base 1, the lifting table upper plate 2 is fixed on the base 1 through the lifting mechanism, and the lifting of the lifting table upper plate 2 can be controlled under the action of the lifting mechanism, so that the detection effect is improved;

two pairs of bearings 3 are symmetrically arranged at the two ends of the top of the lifting table upper plate 2, a hollow roller 4 is arranged between the bearing seats 3, two ends of the hollow roller 4 are fixed on the bearing seats 3 through bearings, a track 5 is arranged between the bearing seats 3, two sides of the track 5 are sleeved on the hollow roller 4, the inner surface of the track 5 is contacted with the side wall of the hollow roller 4, and the track 5 can be driven to rotate under the action of friction force with the track 5 by moving the material to be tested on the track 5 relatively to the track 5, so that the abrasion condition of the material to be tested in real condition during movement is simulated, the test is accurate, and the use effect is improved;

the top of the lifting table upper plate 2 is fixedly provided with a support plate 6 through bolts, the support plate 6 is of a U-shaped structure, the support plate 6 penetrates through the crawler belt 5, the top of the support plate 6 is fixedly provided with a sensor base 7 through bolts, the top of the sensor base 7 is fixedly provided with a pressure sensor 8 through bolts, the pressure sensor 8 is a cantilever beam type pressure sensor, the top of the pressure sensor 8 is provided with a bearing plate 9, and the crawler belt 5 can be supported when the belt test material moves on the crawler belt 5 through the bearing plate 9, so that the crawler belt 5 can be kept stable during a test;

the through groove 10 is formed in the top of the bearing plate 9, the plurality of rotating rollers 11 are arranged in the through groove 10, two ends of each rotating roller 11 are fixed on the side wall of the through groove 10 through bearings, the top of each rotating roller 11 is in contact with the inner surface of the crawler belt 5, friction force for preventing the crawler belt 5 from moving during pressure testing can be greatly reduced through the rotating rollers 11, and abrasion of the lower surface of the crawler belt 5 is also reduced.

The lifting mechanism comprises an adjusting baffle 12 arranged at one end of the top of a base 1, a first fixed flat shaft 13 is arranged at one end, far away from the adjusting baffle 12, of the top of the base 1, an adjusting shaft baffle 14 is arranged above the base 1, the adjusting shaft baffle 14 is positioned between the adjusting baffle 12 and the first fixed flat shaft 13, the corner of the adjusting shaft baffle 14 is fixed on the base 1 through bolts, an adjusting shaft 15 is arranged between the base 1 and the adjusting shaft baffle 14, the adjusting shaft 15 is in sliding fit with the adjusting shaft baffle 14 and the base 1, and the adjusting shaft 15 can be limited through the adjusting shaft baffle 14, so that the adjusting shaft 15 is kept stable;

the two ends of the adjusting shaft 15 and the first fixed flat shaft 13 are respectively connected with a first lifting frame 16 and a second lifting frame 17 through bearings, the first lifting frame 16 is positioned in the second lifting frame 17, a lifting shaft 18 is arranged between the first lifting frame 16 and the second lifting frame 17, the two ends of the lifting shaft 18 penetrate through the first lifting frame 16 and are fixed on the second lifting frame 17 through bearings, the first lifting frame 16 and the second lifting frame 17 can be fixed together under the action of the lifting shaft 18, and the first lifting frame 16 and the second lifting frame 17 can mutually rotate, so that the lifting of the lifting table upper plate 2 can be controlled by adjusting the inclination angle of the first lifting frame 16 and the second lifting frame 17;

the first lifting frame 16 and the second lifting frame 17 are respectively provided with a roller 19 and a second fixed flat shaft 20, the second fixed flat shaft 20 is fixed at the bottom of the lifting table upper plate 2 through bolts, one end, far away from the second fixed flat shaft 20, of the bottom of the lifting table upper plate 2 is provided with a roller baffle 21, the corner of the roller baffle 21 is fixed at the bottom of the lifting table upper plate 2 through bolts, the roller 19 is arranged between the roller baffle 21 and the lifting table upper plate 2 and is in sliding fit with the roller baffle 21 and the lifting table upper plate 2, and the roller 19 can be kept stable in the moving process through the cooperation of the roller baffle 21 and the roller 19, so that the using effect is improved.

An adjusting shaft roller 22 is arranged between the adjusting baffle 12 and the first fixed flat shaft 13, two ends of the adjusting shaft roller 22 are respectively fixed on the adjusting baffle 12 and the first fixed flat shaft 13 through bearings, one end of the adjusting shaft roller 22 penetrates through the adjusting baffle 12 and is connected with an adjusting knob 23, the adjusting shaft roller 22 penetrates through the adjusting shaft 15 and is in threaded fit with the adjusting shaft 15, the adjusting shaft roller 22 can be controlled to rotate through rotating the adjusting knob 23, and accordingly the horizontal movement of the adjusting shaft 15 can be controlled, namely the first lifting frame 16 and the second lifting frame 17 can be enabled to rotate along the lifting shaft 18, and lifting of the lifting table upper plate 2 can be controlled.

The bearing plate 9 bottom is equipped with three balance plate 24, and three balance plate 24 is fixed respectively in the three sides of pressure sensor 8 through welded mode, and is word form, and screw hole 25 has all been seted up to three balance plate 24 side, and screw hole 25 embeds has screw 26, and screw 26 and screw hole 25 screw-thread fit, and screw 26 one end supports on pressure sensor 8, can support pressure sensor 8 tight through screw 26 to make pressure sensor 8 keep balanced, in order to avoid bearing plate 9 to lead to the condition emergence of slope because of the atress is uneven.

To sum up, this novel class ground wear testing mechanism, during the use, the material that awaits measuring when examining on the track, the frictional force through the material that awaits measuring and track 5 between drives track 5 backward movement, the production friction of track 5 internal surface and hollow cylinder 4 drives its rotation, thereby accomplish the gyration motion of track 5, the bearing plate 9 that the pressure sensing of track 5 below is tested and track 5 direct contact, when track 5 moves, drive rotor 11 and rotate, in order to reach the frictional force that reduces bearing plate 9 and face track 5, reduce motion interference, simultaneously also can reduce track 5 lower surface wearing and tearing degree, in order to guarantee to have sufficient frictional force when driving hollow cylinder 4 rotation, increase of service life.

The lifting mechanism at the bottom can horizontally move the adjusting shaft 15 through the adjusting knob 23, and the first lifting frame 16 and the second lifting frame 17 are driven to move through the lifting shaft 18 in the process of horizontally moving the adjusting shaft 15, so that the inclination angles of the first lifting frame 16 and the second lifting frame 17 are adjusted, and the lifting work of the lifting table upper plate 2 is completed. The relative distance between the running machine-like abrasion testing mechanism and the material to be tested is changed through the up-and-down movement of the lifting table upper plate 2, so that the pressure of the material to be tested on the running machine-like abrasion testing mechanism is changed, different abrasion conditions of the material to be tested when bearing different weights are simulated, the measurement is accurate, and the use effect is improved.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel class ground wearing and tearing testing mechanism which characterized in that: the lifting mechanism is arranged on the base (1), a lifting table upper plate (2) is arranged at the top of the base (1), the lifting table upper plate (2) is fixed on the base (1) through the lifting mechanism, two pairs of bearing seats (3) are symmetrically arranged at two ends of the top of the lifting table upper plate (2), a hollow roller (4) is arranged between the bearing seats (3), two ends of the hollow roller (4) are fixed on the bearing seats (3) through bearings, a crawler belt (5) is arranged between the bearing seats (3), two sides of the crawler belt (5) are sleeved on the hollow roller (4), and the inner surface of the crawler belt (5) is in contact with the side wall of the hollow roller (4);

the lifting table upper plate (2) top is provided with a support plate (6) through bolt fixed mounting, the support plate (6) is of a U-shaped structure, the support plate (6) penetrates through the crawler belt (5), the support plate (6) top is provided with a sensor base (7) through bolt fixed mounting, the sensor base (7) top is provided with a pressure sensor (8) through bolt fixed mounting, the pressure sensor (8) is a cantilever type pressure sensor, the pressure sensor (8) top is provided with a bearing plate (9), the top of the bearing plate (9) is provided with a through groove (10), a plurality of rotating rollers (11) are arranged in the through groove (10), two ends of each rotating roller (11) are fixed on the side wall of the through groove (10) through bearings, and the tops of the rotating rollers (11) are in contact with the inner surface of the crawler belt (5).

2. The novel ground-like wear testing mechanism of claim 1, wherein: the lifting mechanism comprises an adjusting baffle (12) arranged at one end of the top of a base (1), a first fixed flat shaft (13) is arranged at one end, far away from the adjusting baffle (12), of the top of the base (1), an adjusting shaft baffle (14) is arranged above the base (1), the adjusting shaft baffle (14) is positioned between the adjusting baffle (12) and the first fixed flat shaft (13), the corner of the adjusting shaft baffle (14) is fixed on the base (1) through bolts, an adjusting shaft (15) is arranged between the base (1) and the adjusting shaft baffle (14), and the adjusting shaft (15) is in sliding fit with the adjusting shaft baffle (14) and the base (1);

the two ends of the adjusting shaft (15) and the first fixed flat shaft (13) are respectively connected with a first lifting frame (16) and a second lifting frame (17) through bearings, the first lifting frame (16) is located in the second lifting frame (17), a lifting shaft (18) is arranged between the first lifting frame (16) and the second lifting frame (17), the two ends of the lifting shaft (18) penetrate through the first lifting frame (16) and are fixed on the second lifting frame (17) through bearings, a roller (19) and a second fixed flat shaft (20) are respectively arranged between the first lifting frame (16) and the second lifting frame (17), the second fixed flat shaft (20) is fixed at the bottom of the lifting table upper plate (2) through bolts, one end, away from the second fixed flat shaft (20), of the bottom of the lifting table upper plate (2) is provided with a roller baffle (21), the corner of the roller baffle (21) is fixed at the bottom of the lifting table upper plate (2) through bolts, and the roller baffle (19) is arranged between the roller baffle (21) and the lifting table upper plate (2) and is in sliding fit with the lifting table upper plate (21).

3. A novel ground-like wear testing mechanism in accordance with claim 2, wherein: an adjusting shaft roller (22) is arranged between the adjusting baffle (12) and the first fixed flat shaft (13), two ends of the adjusting shaft roller (22) are respectively fixed on the adjusting baffle (12) and the first fixed flat shaft (13) through bearings, one end of the adjusting shaft roller (22) penetrates through the adjusting baffle (12) and is connected with an adjusting knob (23), and the adjusting shaft roller (22) penetrates through the adjusting shaft (15) and is in threaded fit with the adjusting shaft (15).

4. The novel ground-like wear testing mechanism of claim 1, wherein: the bearing plate (9) bottom is equipped with three balance plate (24), and three balance plate (24) are fixed respectively in the three sides of pressure sensor (8) through welded mode, and are word form, and screw hole (25) have all been seted up to three balance plate (24) side, and screw hole (25) are built-in screw (26), and screw (26) and screw hole (25) screw-thread fit, and screw (26) one end supports on pressure sensor (8).