CN210037505U

CN210037505U - Novel rubber tire's wearability test device

Info

Publication number: CN210037505U
Application number: CN201920859657.1U
Authority: CN
Inventors: 张永坐
Original assignee: Jiangxi Dimension Tire Co Ltd
Current assignee: Jiangxi Dimension Tire Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-02-07
Anticipated expiration: 2029-06-10

Abstract

The utility model relates to a rubber tire wearability test technical field just discloses a novel rubber tire's wearability test device, the on-line screen storage device comprises a base, the top of base is provided with driving motor, driving motor's output fixed mounting has the reduction gear, the positive fixed mounting of reduction gear has the sample mount pad, the front and the back at base top and the equal fixed mounting in right side that is located the reduction gear have the support column. This novel rubber tyre's wearability testing arrangement, through the fixed sample that awaits measuring of sample mount pad, then start hydraulic telescoping rod, remove about driving fixed axle and emery wheel through hydraulic telescoping rod, adjust the load between emery wheel and sample, make its environment that is more close the in-service use tire, then start driving motor, it rotates to drive the sample mount pad through driving motor and reduction gear, make sample and emery wheel produce the friction, thereby test rubber's wearability, the more accurate purpose of measured data has been reached.

Description

Novel rubber tire's wearability test device

Technical Field

The utility model relates to a rubber tire wearability test technical field specifically is a novel rubber tire's wearability test device.

Background

Rubber (Rubber) is a high-elasticity polymer material with reversible deformation, is rich in elasticity at room temperature, can generate large deformation under the action of small external force, and can recover the original shape after the external force is removed, the Rubber belongs to a completely amorphous polymer, the glass transition temperature (Tg) of the Rubber is low, the molecular weight is often very large and is more than hundreds of thousands, the early Rubber is latex taken from plants such as Rubber trees, Rubber grasses and the like, and is processed into a material with elasticity, insulativity, impermeability and air, the Rubber is a high-elasticity high molecular compound and is divided into two types of natural Rubber and synthetic Rubber, and the natural Rubber is prepared by extracting colloid from the plants such as the Rubber trees, the Rubber grasses and the like and then processing the Rubber; synthetic rubbers are obtained by polymerizing various monomers, and rubber products are widely used in industry or in various aspects of life.

When a rubber tire is manufactured, a sample is generally adopted to test the abrasion resistance of the rubber tire, an Akron abrasion tester is generally adopted to check the rubber tire in the prior art, but the load of the rubber tire is only 26.7N when the rubber tire is used, the load is not adjustable, and the temperature of the rubber tire is basically unchanged in the testing process, so that the rubber tire cannot be close to the environment of the rubber tire in actual use, the measured data cannot reflect the real abrasion resistance of the rubber tire, and a novel abrasion resistance testing device of the rubber tire is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a novel rubber tyre's wearability testing arrangement possesses advantages such as measured data is more accurate, it generally adopts the Akron wearing and tearing testing machine to inspect it among the prior art to have solved, but its load of this kind of machine when using is only 26.7N, and the load is not adjustable moreover, and it is at the test procedure temperature change basically simultaneously to can't be close the environment of tire when the in-service use, lead to measured data to be difficult to embody the problem of the real wearability of rubber tyre.

(II) technical scheme

For the more accurate purpose of above-mentioned measured data of realization, the utility model provides a following technical scheme: a novel rubber tire wear resistance testing device comprises a base, wherein a driving motor is arranged at the top of the base, a speed reducer is fixedly arranged at the output end of the driving motor, a sample mounting seat is fixedly arranged at the front of the speed reducer, supporting columns are fixedly arranged at the front and the back of the top of the base and positioned on the right side of the speed reducer, a moving groove is formed in the middle of each supporting column, two fixing shafts are arranged between the two supporting columns and positioned in the moving groove, a grinding wheel is arranged at one end of each fixing shaft positioned between the two supporting columns, supporting rods are fixedly connected to the right sides of the two supporting columns, a fixing plate is fixedly arranged at the right side between the two supporting rods, hydraulic telescopic rods are fixedly arranged at the front and the back of the left side of the fixing plate and positioned between the two supporting rods, one, two top between the support column is located the top fixed mounting of emery wheel and is had the heating cabinet, the equal fixed mounting of inner wall of heating cabinet has a plurality of heater strip, the equal fixed mounting in both sides of heating cabinet bottom has the brush.

Preferably, fixed bearings are fixedly mounted on the front face and the back face of the grinding wheel, and the opposite ends of the two fixed shafts are fixedly mounted on inner rings of the fixed bearings.

Preferably, one end of the fixed shaft, which is far away from the grinding wheel, extends to the outer side of the supporting column, and the diameter of one end of the fixed shaft, which is positioned at the outer side of the supporting column, is larger than the width of the moving groove.

Preferably, the moving groove is parallel to the base, and the fixed shaft is slidably connected to the inside of the moving groove.

Preferably, one side of the fixed shaft close to the hydraulic telescopic rod is fixedly provided with a fixed block, one side of the fixed block far away from the fixed shaft is fixedly connected with the hydraulic telescopic rod, and the hydraulic telescopic rod is connected with the fixed shaft through the fixed block.

Preferably, the top end of the grinding wheel is positioned in the heating box, and the bottom end of the brush is in contact with the surface of the grinding wheel.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel rubber tyre's wearability test device possesses following beneficial effect:

1. this novel rubber tyre's wearability testing arrangement, through the fixed sample that awaits measuring of sample mount pad, then start hydraulic telescoping rod, remove about driving fixed axle and emery wheel through hydraulic telescoping rod, adjust the load between emery wheel and sample, make its environment that is more close the in-service use tire, then start driving motor, it rotates to drive the sample mount pad through driving motor and reduction gear, make sample and emery wheel produce the friction, thereby test rubber's wearability, the more accurate purpose of measured data has been reached.

2. This novel rubber tire's wearability testing arrangement heats the heating cabinet through the heater wire, then on emery wheel pivoted in-process heat conduction emery wheel to simulate out the condition that the tire can use on the high temperature road surface, thereby increase measured data's precision, then clear away adnexed piece on the emery wheel through two brushes, avoid its influence measuring result, thereby reached the more accurate purpose of measured data.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a right side sectional view of the connection of the support pillar and the grinding wheel of the present invention;

FIG. 3 is a top view of the connection between the support pillar and the grinding wheel of the present invention;

fig. 4 is a schematic front view of the connection between the grinding wheel and the heating box of the present invention.

In the figure: 1. a base; 2. a drive motor; 3. a sample mount; 4. a speed reducer; 5. a support pillar; 6. a fixed shaft; 7. a grinding wheel; 8. a support bar; 9. a fixing plate; 10. a hydraulic telescopic rod; 11. a moving groove; 12. a fixed block; 13. heating wires; 14. a heating box; 15. a brush; 16. and fixing the bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a novel rubber tire wear resistance testing device comprises a base 1, a driving motor 2 is arranged on the top of the base 1, a reducer 4 is fixedly arranged at the output end of the driving motor 2, a sample mounting seat 3 is fixedly arranged on the front surface of the reducer 4, supporting columns 5 are fixedly arranged on the front surface and the back surface of the top of the base 1 and positioned on the right side of the reducer 4, a moving groove 11 is formed in the middle of each supporting column 5, two fixing shafts 6 are arranged between the two supporting columns 5 and positioned inside the moving groove 11, a grinding wheel 7 is arranged at one end of each fixing shaft 6 positioned between the two supporting columns 5, supporting rods 8 are fixedly connected to the right sides of the two supporting columns 5, a fixing plate 9 is fixedly arranged on the right side between the two supporting rods 8, a hydraulic telescopic rod 10 is fixedly arranged on the, one end of a hydraulic telescopic rod 10 far away from a fixing plate 9 is fixedly connected with a fixing shaft 6, when the device is used, a sample to be detected is fixed on a sample mounting seat 3, then the hydraulic telescopic rod 10 is started, the fixing shaft 6 and a grinding wheel 7 are driven to move left and right through the hydraulic telescopic rod 10, the load between the grinding wheel 7 and the sample is adjusted to be closer to the environment of actually using a tire, then a driving motor 2 is started, the sample mounting seat 3 is driven to rotate through the driving motor 2 and a speed reducer 4, the sample and the grinding wheel 7 are rubbed, the abrasion resistance of rubber is tested, the purpose of more accurate measurement data is achieved, a heating box 14 is fixedly mounted at the top between two supporting columns 5 and above the grinding wheel 7, a plurality of heating wires 13 are fixedly mounted on the inner wall of the heating box 14, brushes 15 are fixedly mounted on two sides of the bottom of the heating box 14, and, the heating box 14 is heated by the heating wire 13, and then heat is conducted to the grinding wheel 7 in the rotating process of the grinding wheel 7, so that the condition that a tire can be used on a high-temperature road surface is simulated, the accuracy of measured data is increased, then the chips attached to the grinding wheel 7 are removed through the two brushes 15, and the measured result is prevented from being influenced, so that the purpose that the measured data is more accurate is achieved, the model of the driving motor 2 can be 5IK90GN-YF, the model of the speed reducer 4 can be PLX40, and the model of the hydraulic telescopic rod 10 can be ROB32-16-50 FA.

Specifically, the front and the back of the grinding wheel 7 are fixedly provided with a fixed bearing 16, the opposite ends of the two fixed shafts 6 are fixedly arranged on the inner ring of the fixed bearing 16, and the grinding wheel 7 can rotate along with the sample through the fixed bearing 16, so that the testing accuracy is improved.

Specifically, one end, far away from grinding wheel 7, of fixing shaft 6 extends to the outer side of support column 5, the diameter, located at one end of the outer side of support column 5, of fixing shaft 6 is larger than the width of moving groove 11, grinding wheel 7 can move left and right through fixing shaft 6 and moving groove 11, the load between grinding wheel 7 and a sample is increased, and therefore the accuracy of measured data is improved.

Specifically, the moving groove 11 is parallel to the base 1, the fixed shaft 6 is slidably connected inside the moving groove 11, the grinding wheel 7 can move left and right through the fixed shaft 6 and the moving groove 11, the load between the grinding wheel 7 and the sample is increased, and therefore the accuracy of measured data is improved.

Concretely, one side fixed mounting that fixed axle 6 is close to hydraulic telescoping rod 10 has fixed block 12, and fixed block 12 keeps away from one side and hydraulic telescoping rod 10 fixed connection of fixed axle 6, is connected through fixed block 12 between hydraulic telescoping rod 10 and the fixed axle 6, moves about driving fixed axle 6 and emery wheel 7 through hydraulic telescoping rod 10, adjusts the load between emery wheel 7 and sample for its environment that is more close the in-service use tire.

Specifically, the top of emery wheel 7 is located the inside of heating cabinet 14, and the bottom of brush 15 and emery wheel 7's surface contact heat in heating cabinet 14 through heater strip 13, then on emery wheel 7 is conducted to the pivoted in-process heat at emery wheel 7 to simulate out the condition that the tire can use on high temperature road surface, thereby increase measured data's precision.

The working principle is as follows: when using, fix the sample that awaits measuring on sample mount pad 3, then start hydraulic telescoping rod 10, remove about driving fixed axle 6 and emery wheel 7 through hydraulic telescoping rod 10, adjust the load between emery wheel 7 and sample, make it more be close to the environment of in-service use tire, then start driving motor 2, drive sample mount pad 3 through driving motor 2 and reduction gear 4 and rotate, make the sample produce the friction with emery wheel 7, thereby test the wearability of rubber, start heater strip 13 simultaneously, heat in heating cabinet 14 through heater strip 13, then on emery wheel 7 is conducted to emery wheel 7 in emery wheel 7 pivoted in-process heat, thereby simulate out the condition that the tire can use on the high temperature road surface, thereby increase measured data's precision, then clear away adnexed piece on the emery wheel 7 through two brushes 15, avoid it to influence the measuring result.

In conclusion, this novel rubber tyre's wearability testing arrangement, through the fixed sample that awaits measuring of sample mount pad 3, then start hydraulic telescoping rod 10, it removes about driving fixed axle 6 and emery wheel 7 through hydraulic telescoping rod 10, adjust the load between emery wheel 7 and sample, make its environment that is more close the in-service use tire, then start driving motor 2, drive sample mount pad 3 through driving motor 2 and reduction gear 4 and rotate, make sample and emery wheel 7 produce the friction, thereby test rubber's wearability, the more accurate purpose of measured data has been reached.

And, heat in heating cabinet 14 through heater strip 13, then at emery wheel 7 pivoted in-process heat conduction emery wheel 7 on to simulate out the condition that the tire can be used on high temperature road surface, thereby increase measured data's precision, then clear away adnexed piece on emery wheel 7 through two brushes 15, avoid its influence measuring result, thereby reached the more accurate purpose of measured data.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a novel rubber tire's wearability test device, includes base (1), its characterized in that: the top of base (1) is provided with driving motor (2), the output fixed mounting of driving motor (2) has reduction gear (4), the positive fixed mounting of reduction gear (4) has sample mount pad (3), the front and the back at base (1) top and the equal fixed mounting in right side that is located reduction gear (4) have support column (5), shifting chute (11), two have been seted up at the middle part of support column (5) the inside that is located shifting chute (11) between support column (5) is provided with two fixed axles (6), two fixed axle (6) are located the one end between two support columns (5) and are provided with emery wheel (7), two the equal fixedly connected with bracing piece (8) in right side of support column (5), two right side fixed mounting between bracing piece (8) has fixed plate (9), fixed plate (9) left front and the back are located equal fixed mounting between two bracing piece (8) and are emery wheel (7), two There are hydraulic telescoping rod (10), the one end and fixed axle (6) fixed connection of fixed plate (9) are kept away from in hydraulic telescoping rod (10), two top between support column (5) and the top fixed mounting that is located emery wheel (7) have heating cabinet (14), the equal fixed mounting of inner wall of heating cabinet (14) has a plurality of heater strip (13), the equal fixed mounting in both sides of heating cabinet (14) bottom has brush (15).

2. The novel abrasion resistance test device for the rubber tire according to claim 1, wherein: fixed bearings (16) are fixedly mounted on the front face and the back face of the grinding wheel (7), and the opposite ends of the two fixed shafts (6) are fixedly mounted on the inner rings of the fixed bearings (16).

3. The novel abrasion resistance test device for the rubber tire according to claim 1, wherein: one end, far away from the grinding wheel (7), of the fixed shaft (6) extends to the outer side of the supporting column (5), and the diameter of one end, located at the outer side of the supporting column (5), of the fixed shaft (6) is larger than the width of the moving groove (11).

4. The novel abrasion resistance test device for the rubber tire according to claim 1, wherein: the moving groove (11) is parallel to the base (1), and the fixed shaft (6) is connected to the inside of the moving groove (11) in a sliding mode.

5. The novel abrasion resistance test device for the rubber tire according to claim 1, wherein: one side fixed mounting that fixed axle (6) are close to hydraulic telescoping rod (10) has fixed block (12), one side and hydraulic telescoping rod (10) fixed connection that fixed axle (6) were kept away from in fixed block (12), be connected through fixed block (12) between hydraulic telescoping rod (10) and fixed axle (6).

6. The novel abrasion resistance test device for the rubber tire according to claim 1, wherein: the top end of the grinding wheel (7) is positioned in the heating box (14), and the bottom end of the brush (15) is in contact with the surface of the grinding wheel (7).