CN113588296A - Abrasion resistance testing device of rubber tire - Google Patents
Abrasion resistance testing device of rubber tire Download PDFInfo
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- CN113588296A CN113588296A CN202111145336.3A CN202111145336A CN113588296A CN 113588296 A CN113588296 A CN 113588296A CN 202111145336 A CN202111145336 A CN 202111145336A CN 113588296 A CN113588296 A CN 113588296A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
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Abstract
The invention relates to the technical field of rubber tire testing, and discloses a device for testing the wear resistance of a rubber tire, which comprises a bottom plate, a clamping mechanism and a friction mechanism, wherein a supporting column is arranged in the middle of the bottom plate, and a supporting plate is arranged on one side of the supporting column, which is far away from the ground; the friction mechanism comprises first supporting plates arranged on two sides of the bottom plate, a first rotating shaft is arranged at the upper end of each first supporting plate, a winding roller is arranged in the middle of each first rotating shaft, and a friction belt is arranged outside each winding roller; fixture, including the first backup pad with bottom plate fixed connection, one side that the bottom plate was kept away from to first backup pad is equipped with the second spout, second spout sliding connection second slider is equipped with the cylinder on the second slider, the piston rod fixed connection fixing base of cylinder. The invention is suitable for a rubber tire wear resistance testing device, and the rubber tire and a friction belt are subjected to friction test, and a supporting plate is arranged below the friction belt, so that the simulated effect of rolling the rubber tire on the ground is achieved.
Description
Technical Field
The invention relates to the technical field of rubber tire testing, in particular to a device for testing the wear resistance of a rubber tire.
Background
A tire is a ground-rolling circular ring-shaped elastic rubber article mounted on various vehicles or machines. Generally mounted on a metal rim, and is capable of supporting a vehicle body, buffering external impact, achieving contact with a road surface and ensuring the driving performance of a vehicle. After the tire is produced, various performances of the tire need to be detected so as to judge whether the tire is a qualified product.
Among the various performance tests of rubber tires, abrasion resistance is one of the more important indicators. However, in some existing wear resistance tests, the tire is usually placed on a grinding roller rotating at a high speed for wear resistance test, and the contact area is not consistent with the rolling of the actual tire on the ground, so that the improvement is needed.
Disclosure of Invention
The invention provides a device for testing the wear resistance of a rubber tire, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the wear resistance testing device for the rubber tire comprises a bottom plate, a supporting column, a clamping mechanism and a friction mechanism, wherein the middle part of the bottom plate is provided with the supporting column, and one side, away from the ground, of the supporting column is provided with a supporting plate;
the friction mechanism comprises first supporting plates arranged on two sides of the bottom plate, a first rotating shaft is arranged at the upper end of each first supporting plate, a winding roller is arranged in the middle of each first rotating shaft, and a friction belt is arranged outside each winding roller;
fixture, include the second backup pad with bottom plate fixed connection, one side that the bottom plate was kept away from to the second backup pad is equipped with the second spout, second spout sliding connection second slider, be equipped with the cylinder on the second slider, the piston rod fixed connection fixing base of cylinder, the middle part of fixing base is rotated the one end of connecting the second pivot, one side that the second pivot is close to the fixing base is rotated the one end of connecting first bracing piece, the other end of first bracing piece is rotated and is connected one side that the kicking block is close to the fixing base, one side that the fixing base was kept away from to the kicking block is rotated the one end of connecting the second bracing piece, the outside lantern ring of second pivot is located to the other end rotation adapter sleeve of second bracing piece, the one end that the fixing base was kept away from in the second pivot is equipped with the screw rod, screw thread connection and lantern ring complex lock nut.
In a preferred embodiment of the present invention, the side of the friction belt away from the bottom plate is located at the upper part of the pallet.
As a preferable technical scheme of the invention, a first sliding groove is formed in the middle of the first supporting plate, one side, far away from the center of the device, of the first sliding groove is connected with a first guide rod in a sliding mode, a brake shoe is arranged at one end, far away from the bottom plate, of the first guide rod, a first spring is arranged between the brake shoe and the first sliding block, and a brake disc matched with the brake shoe is arranged at the end portion of the first rotating shaft.
As a preferable technical scheme of the invention, one side of the first supporting plate close to the center of the device is provided with a first fixing plate, the first fixing plate is rotatably connected with one end of a first screw rod, and the middle part of the first screw rod is in threaded connection with a first sliding block.
As a preferable technical scheme of the invention, the second supporting plate is L-shaped, the second supporting plate is fixedly connected with one side of the middle part of the bottom plate, one end of the second supporting plate, which is far away from the bottom plate, is provided with a second fixing plate, the middle part of the second fixing plate is in threaded connection with a second screw rod, and the end part of the second screw rod is rotatably connected with a second sliding block.
As a preferable technical scheme of the invention, the fixed seat is L-shaped, the two sides of the fixed seat are provided with second guide rods, and the middle part of each second guide rod is connected with the two sides of the second sliding block in a sliding manner.
As a preferable technical scheme of the invention, one side of the fixed seat, which is close to the second support plate, is provided with a driving motor, an output shaft of the driving motor is fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, and the second bevel gear is fixedly connected with the end part of the second rotating shaft.
As a preferred technical scheme of the present invention, a limiting block is disposed in the middle of the second rotating shaft, a second spring is disposed between the limiting block and the sleeve ring, and the second spring is sleeved outside the second rotating shaft.
The invention has the following advantages:
the invention is suitable for a rubber tire wear resistance testing device, friction testing is carried out on a rubber tire and a friction belt, and a supporting plate is arranged below the friction belt, so that the simulated rubber tire rolling effect on the ground is achieved, and the resistance of the friction belt in rotation and the pressure of the tire on the friction belt can be adjusted, so that the whole device can simulate the working condition of the rubber tire in actual use, and the testing result is more accurate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an abrasion resistance testing apparatus for a rubber tire.
Fig. 2 is a front view of an abrasion resistance testing apparatus for a rubber tire.
Fig. 3 is a schematic structural view of a friction mechanism in the abrasion resistance testing apparatus for a rubber tire.
Fig. 4 is a side view of fig. 3.
Fig. 5 is a schematic structural view of a clamping mechanism in the abrasion resistance testing device for rubber tires.
Fig. 6 is a side view of fig. 5.
Fig. 7 is a schematic structural view of a fixing seat in the abrasion resistance testing device for a rubber tire.
Fig. 8 is a side view of fig. 7.
In the figure: 1. a base plate; 2. a first support plate; 3. a winding roller; 4. a friction belt; 5. a support pillar; 6. a support plate; 7. a second support plate; 8. a first rotating shaft; 9. a first chute; 10. a first slider; 11. a first spring; 12. a first guide bar; 13. brake shoe; 14. a brake disc; 15. a first fixing plate; 16. a first lead screw; 17. a second chute; 18. a second slider; 19. a second guide bar; 20. a cylinder; 21. a second lead screw; 22. a second fixing plate; 23. a fixed seat; 24. a second rotating shaft; 25. a first support bar; 26. a top block; 27. a second support bar; 28. a collar; 29. locking the nut; 30. a screw; 31. a second spring; 32. a limiting block; 33. a drive motor; 34. a first bevel gear; 35. a second bevel gear; 36. a friction mechanism; 37. a clamping mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In one embodiment, referring to fig. 1-8, an apparatus for testing wear resistance of a rubber tire includes a base plate 1, a support pillar 5 disposed in a middle portion of the base plate 1, a support plate 6 disposed on a side of the support pillar 5 away from the ground, a clamping mechanism 37, and a friction mechanism 36;
the friction mechanism 36 comprises first support plates 2 arranged on two sides of the bottom plate 1, a first rotating shaft 8 is arranged at the upper end of each first support plate 2, a winding roller 3 is arranged in the middle of each first rotating shaft 8, a friction belt 4 is arranged outside each winding roller 3, one side, far away from the bottom plate 1, of each friction belt 4 is located on the upper portion of the supporting plate 6, the upper surface of each supporting plate 6 slides relative to each friction belt 4, and chamfers are arranged at the left end and the right end of each supporting plate 6, so that the supporting plates 6 are prevented from interfering with the friction belts 4;
the clamping mechanism 37 comprises a second supporting plate 7 fixedly connected with the bottom plate 1, a second sliding groove 17 is formed in one side, far away from the bottom plate 1, of the second supporting plate 7, the second sliding groove 17 is connected with a second sliding block 18 in a sliding mode, an air cylinder 20 is arranged on the second sliding block 18, a piston rod of the air cylinder 20 is fixedly connected with a fixed seat 23, one end, close to the fixed seat 23, of a second rotating shaft 24 is rotatably connected with one end of a first supporting rod 25, one side, close to the fixed seat 23, of the second rotating shaft 24 is rotatably connected with one side, close to the fixed seat 23, of a top block 26, one side, far away from the fixed seat 23, of the top block 26 is rotatably connected with one end of a second supporting rod 27, the other end of the second supporting rod 27 is rotatably connected with a lantern ring 28 sleeved outside the second rotating shaft 24, a screw rod 30 is arranged at one end, far away from the fixed seat 23, and the screw rod 30 is in threaded connection with a locking nut 29 matched with the lantern ring 28.
In one aspect of this embodiment, the middle of the first support plate 2 is provided with a first sliding groove 9, one side of the first sliding groove 9 away from the center of the device is slidably connected with a first guide rod 12, one end of the first guide rod 12 away from the bottom plate 1 is provided with a brake shoe 13, a first spring 11 is arranged between the brake shoe 13 and the first slider 10, and the end of the first rotating shaft 8 is provided with a brake disc 14 matched with the brake shoe 13. A first fixing plate 15 is arranged on one side, close to the center of the device, of the first supporting plate 2, the first fixing plate 15 is rotatably connected with one end of a first screw rod 16, and the middle of the first screw rod 16 is in threaded connection with a first sliding block 10. The front side first backup pad 2 sliding connection first slider 10, and the front side the rear side of first backup pad 2 is equipped with first fixed plate 15, can promote first slider 10 through the first lead screw 16 of being connected with first fixed plate 15 rotation and reciprocate, and first slider 10 can promote brake shoe 13 through first spring 11 and reciprocate to change the pressure between brake shoe 13 and brake disc 14, change the frictional force between brake shoe 13 and the brake disc 14, thereby change the pivoted resistance of friction band 4, thereby the resistance that the simulation tire received when rolling.
In one aspect of the present embodiment, the second supporting plate 7 is L-shaped, the second supporting plate 7 is fixedly connected to one side of the middle portion of the bottom plate 1, a second fixing plate 22 is disposed at one end of the second supporting plate 7 away from the bottom plate 1, the middle portion of the second fixing plate 22 is threadedly connected to the second screw 21, and the end portion of the second screw 21 is rotatably connected to the second slider 18. The second supporting plate 7 is fixed at the rear side of the middle part of the bottom plate 1, and the upper end of the second supporting plate 7 extends to the front side, at this time, the second slider 18 can be pushed to move back and forth by arranging the second fixing plate 22 at the upper part of the second supporting plate 7, and the front and rear positions of the fixing base 23 can be adjusted by the second screw rod 21 which is rotatably connected with the second fixing plate 22, so that the position after the rubber tire is fixed is changed. Because the friction belt 4 has a certain width, different front and back positions can be selected when different rubber tires are tested at each time, so that each different rubber tire is in contact with the friction belt 4 at different positions, one friction belt 4 can be repeatedly used for many times, the service life of the friction belt 4 is prolonged, and the use cost and the maintenance difficulty of the whole device are also reduced.
In one aspect of this embodiment, the fixed seat 23 is L-shaped, and the two sides of the fixed seat 23 are provided with second guide rods 19, and the middle portion of the second guide rods 19 is slidably connected to the two sides of the second sliding block 18. A driving motor 33 is arranged on one side of the fixed seat 23 close to the second supporting plate 7, an output shaft of the driving motor 33 is fixedly connected with a first bevel gear 34, the first bevel gear 34 is engaged with a second bevel gear 35, and the second bevel gear 35 is fixedly connected with the end part of the second rotating shaft 24. The middle part of the second rotating shaft 24 is provided with a limiting block 32, a second spring 31 is arranged between the limiting block 32 and the lantern ring 28, and the second spring 31 is sleeved outside the second rotating shaft 24. Driving motor 33 can drive second pivot 24 and rotate to the outside equipartition of second pivot 24 has a plurality of kicking blocks 26, can play the effect of the tight rubber tire in top through kicking blocks 26, drives the rubber tire through driving motor 33 simultaneously and rotates.
In the implementation process of the embodiment, firstly, the device is stably placed on the ground, the first screw rod 16 is rotated, the pressure between the brake shoe 13 and the brake disc 14 can be adjusted, that is, the resistance to be overcome in the rotation process of the friction belt 4 is adjusted, meanwhile, the tire to be detected is sleeved on the ejector block 26 outside the second rotating shaft 24, the lock nut 29 is rotated, the lock nut 29 moves towards the rear side of the device, the lock nut 29 pushes the sleeve ring 28 to move towards the rear side, so that the second support rod 27 and the first support rod 25 synchronously rotate, at this time, the ejector block 26 can stably support the inner wall of the rubber tire, so as to realize the fixing effect on the rubber tire, at this time, the second screw rod 21 can be rotated, the front and rear positions of the rubber tire, that is, the position where the rubber tire contacts with the friction belt 4, after the adjustment is completed, can start cylinder 20, cylinder 20's piston rod stretches out, and the piston rod pushes away fixing base 23 downwards to make the rubber tire sticiss on friction band 4, can adjust cylinder 20's atmospheric pressure this moment, thereby the simulation tire is to the pressure on ground, and whole operational environment has all simulated the scene when tire actually works this moment completely.
The driving motor 33 is started, the driving motor 33 drives the second rotating shaft 24 to rotate through the first bevel gear 34 and the second bevel gear 35 which are connected in a meshed mode, the second rotating shaft 24 drives the rubber tire to rotate through the ejector block 26, so that the rubber tire can roll on the friction belt 4, static friction or sliding friction can be generated between the rubber tire and the friction belt 4 at the moment, slipping or normal rolling working conditions during actual use are simulated, detection is conducted on the rubber tire, and after the rubber tire works for a period of time, the abrasion condition of the rubber tire can be checked.
The invention is suitable for a rubber tire wear resistance testing device, the rubber tire and a friction belt 4 are subjected to friction testing, and a supporting plate 6 is arranged below the friction belt 4, so that the simulated effect of the rubber tire rolling on the ground is achieved, and the resistance of the friction belt 4 in rotation and the pressure of the tire on the friction belt 4 can be adjusted, so that the whole device can simulate the working condition of the rubber tire in actual use, and the testing result is more accurate.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The wear resistance testing device for the rubber tire comprises a bottom plate, wherein a supporting column is arranged in the middle of the bottom plate, and a supporting plate is arranged on one side, away from the ground, of the supporting column;
the friction mechanism comprises first supporting plates arranged on two sides of the bottom plate, a first rotating shaft is arranged at the upper end of each first supporting plate, a winding roller is arranged in the middle of each first rotating shaft, and a friction belt is arranged outside each winding roller;
fixture, include the second backup pad with bottom plate fixed connection, one side that the bottom plate was kept away from to the second backup pad is equipped with the second spout, second spout sliding connection second slider, be equipped with the cylinder on the second slider, the piston rod fixed connection fixing base of cylinder, the middle part of fixing base is rotated the one end of connecting the second pivot, one side that the second pivot is close to the fixing base is rotated the one end of connecting first bracing piece, the other end of first bracing piece is rotated and is connected one side that the kicking block is close to the fixing base, one side that the fixing base was kept away from to the kicking block is rotated the one end of connecting the second bracing piece, the outside lantern ring of second pivot is located to the other end rotation adapter sleeve of second bracing piece, the one end that the fixing base was kept away from in the second pivot is equipped with the screw rod, screw thread connection and lantern ring complex lock nut.
2. The apparatus for testing abrasion resistance of a rubber tire according to claim 1, wherein a side of said friction belt away from said bottom plate is located at an upper portion of said pallet.
3. The device for testing the abrasion resistance of the rubber tire according to claim 1, wherein a first sliding groove is formed in the middle of the first supporting plate, a first guide rod is slidably connected to one side of the first sliding groove, which is away from the center of the device, a brake shoe is arranged at one end of the first guide rod, which is away from the bottom plate, a first spring is arranged between the brake shoe and the first sliding block, and a brake disc matched with the brake shoe is arranged at the end of the first rotating shaft.
4. The apparatus for testing abrasion resistance of a rubber tire according to claim 3, wherein a first fixing plate is provided on a side of the first supporting plate near the center of the apparatus, the first fixing plate is rotatably connected to one end of a first screw rod, and a middle portion of the first screw rod is threadedly connected to the first slider.
5. The apparatus for testing abrasion resistance of a rubber tire according to claim 1, wherein the second supporting plate is L-shaped, the second supporting plate is fixedly connected to one side of the middle portion of the bottom plate, a second fixing plate is disposed at an end of the second supporting plate away from the bottom plate, the middle portion of the second fixing plate is in threaded connection with a second screw rod, and an end portion of the second screw rod is rotatably connected with a second sliding block.
6. The apparatus for testing abrasion resistance of a rubber tire according to claim 5, wherein the fixing base is L-shaped, second guide rods are arranged on two sides of the fixing base, and the middle portion of each second guide rod is slidably connected with two sides of the second sliding block.
7. The apparatus for testing abrasion resistance of a rubber tire according to claim 1, wherein a driving motor is disposed on a side of the fixing base close to the second supporting plate, an output shaft of the driving motor is fixedly connected with a first bevel gear, the first bevel gear is engaged with a second bevel gear, and the second bevel gear is fixedly connected with an end of the second rotating shaft.
8. The device for testing the abrasion resistance of the rubber tire according to claim 1, wherein a limiting block is arranged in the middle of the second rotating shaft, a second spring is arranged between the limiting block and the sleeve ring, and the second spring is sleeved outside the second rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111145336.3A CN113588296A (en) | 2021-09-28 | 2021-09-28 | Abrasion resistance testing device of rubber tire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111145336.3A CN113588296A (en) | 2021-09-28 | 2021-09-28 | Abrasion resistance testing device of rubber tire |
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| CN113588296A true CN113588296A (en) | 2021-11-02 |
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| CN202111145336.3A Pending CN113588296A (en) | 2021-09-28 | 2021-09-28 | Abrasion resistance testing device of rubber tire |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114136825A (en) * | 2022-01-29 | 2022-03-04 | 廊坊易砚领创科技有限公司 | Automobile tire abrasion resistance testing device |
| CN115096737A (en) * | 2022-08-26 | 2022-09-23 | 江苏科宁新材料有限公司 | From type membrane wear resistance detection device |
| CN115855338A (en) * | 2022-11-10 | 2023-03-28 | 南通市航天机电自动控制有限公司 | Dynamometer test connection device convenient to mount and connect |
| CN116223281A (en) * | 2023-05-10 | 2023-06-06 | 太仓群特电工材料有限公司 | High-wear-resistance insulating paper adhesive tape wear resistance testing device and testing method |
| CN116878930A (en) * | 2023-09-08 | 2023-10-13 | 中路慧能检测认证科技有限公司 | Wear-resisting check out test set of tire for vehicle detection |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114136825A (en) * | 2022-01-29 | 2022-03-04 | 廊坊易砚领创科技有限公司 | Automobile tire abrasion resistance testing device |
| CN114136825B (en) * | 2022-01-29 | 2022-05-24 | 廊坊易砚领创科技有限公司 | Automobile tire abrasion resistance testing device |
| CN115096737A (en) * | 2022-08-26 | 2022-09-23 | 江苏科宁新材料有限公司 | From type membrane wear resistance detection device |
| CN115096737B (en) * | 2022-08-26 | 2022-11-04 | 江苏科宁新材料有限公司 | From type membrane wear resistance detection device |
| CN115855338A (en) * | 2022-11-10 | 2023-03-28 | 南通市航天机电自动控制有限公司 | Dynamometer test connection device convenient to mount and connect |
| CN115855338B (en) * | 2022-11-10 | 2024-02-23 | 南通市航天机电自动控制有限公司 | Dynamometer machine test connection device convenient to install and connect |
| CN116223281A (en) * | 2023-05-10 | 2023-06-06 | 太仓群特电工材料有限公司 | High-wear-resistance insulating paper adhesive tape wear resistance testing device and testing method |
| CN116223281B (en) * | 2023-05-10 | 2023-08-04 | 太仓群特电工材料有限公司 | High-wear-resistance insulating paper adhesive tape wear resistance testing device and testing method |
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