Tire wear resistance detection equipment

Abstract

The utility model discloses tire wear resistance detection equipment which comprises a rack, a driving motor and a pressure cylinder, the pressure cylinder is arranged on a bottom plate of the rack, the upper end of a piston rod of the pressure cylinder is connected with a lifting plate, a guide mechanism is arranged between the lifting plate and a stand column of the rack, and the guide mechanism is connected with the driving motor. Two supporting plates are arranged on the lifting plate in a spaced mode, the two supporting plates are rotationally connected with the two ends of a rotating shaft of a tire, a wheel frame and a driving motor are arranged on a top plate of the rack, the wheel frame is rotationally connected with the two ends of a rotating shaft of a driving wheel, the driving wheel corresponds to the tire, and the driving motor is arranged on the top plate of the rack. And the driving motor is connected with a rotating shaft of the driving wheel through a transmission mechanism. According to the utility model, the wear resistance of tires with different specifications can be detected, different bearing conditions and rugged road conditions can be simulated, and the wear condition of the tires in a use state can be comprehensively known.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of tire detection technology, in particular to a kind of tire wear resistance detection equipment. BACKGROUND

[0002] Tire is the ground rolling annular elastic rubber product equipped on various vehicles or machines.Usually installed on metal rim, can support vehicle body, buffer external impact, realize contact with road surface and ensure the driving performance of vehicle.Tire is often used under complex and harsh conditions, it bears various deformations, load forces and high and low temperature effects when driving, so it must have high load bearing performance, traction performance, cushioning performance.At the same time, it is also required to have high wear resistance and flex resistance, as well as low rolling resistance and heat generation.

[0003] During the production process of tire, the wear resistance of tire needs to be detected, and the traditional detection mechanism can only detect tire by using driving mileage, but the traditional method cannot simulate tire wear under different load conditions.

[0004] The authorized announcement No.CN222144537U discloses a motorcycle tire durability testing device, a lifting mechanism is arranged on the top of the lower end of the support frame, a first fixing seat is welded on the lifting mechanism, a second air cylinder is fixedly arranged on the first fixing seat, a horizontal rod is fixedly connected to the extension end of the second air cylinder, an activity plate is fixedly connected to the end of the horizontal rod away from the second air cylinder, a fixed plate is welded on the lifting mechanism, a connecting rod is fixedly and symmetrically connected to the side wall of the fixed plate and the activity plate, two fixing pieces are rotatably connected to the end of the connecting rod away from the fixed plate and the activity plate through bearings, a first rotating shaft is fixedly connected to the fixing piece at one end of the activity plate and abuts against the fixing piece at one end of the fixed plate, and the first rotating shaft is sleeved with a tire.The utility model adapts to different specifications of tire, is convenient for detecting different specifications of tire, and is more convenient to use.

[0005] However, the above-mentioned patent technology has the following deficiencies: 1. The position adjusting mechanism of the tire and the driving friction wheel is complex in structure and tedious to adjust; 2. The support frame is a cantilever structure with low strength; 3. The lifting platform has no guiding mechanism and is easy to damage the pressure cylinder. UTILITY MODEL CONTENTS

[0006] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a tire wear resistance detection equipment which is reasonable in design, high in strength and good in guidance.

[0007] The technical scheme of the utility model is:

[0008] The utility model provides a kind of tire wear resistance detection equipment, containing frame, drive motor and pressure cylinder, the bottom plate of the frame is provided with pressure cylinder, the upper end of the piston rod of the pressure cylinder is connected with lifting plate, guiding mechanism is arranged between the lifting plate and the column of the frame, two support plates are arranged at intervals on the lifting plate, the two ends of the rotating shaft of tire are rotatably connected with the two support plates, wheel frame and drive motor are arranged on the top plate of the frame, the rotating shaft of the driving wheel is rotatably connected with the two ends of the wheel frame, the driving wheel corresponds with the tire, the drive motor is connected with the rotating shaft of the driving wheel by transmission mechanism.

[0009] Further: the lower end of the two support plates is provided on a fixed plate, a guide hole is respectively arranged at the four corners of the fixed plate, a guide column is arranged in each guide hole, and the two are slidingly matched, the lower end of the guide column is provided on the upper end surface of the lifting plate, and a spring is sleeved on the guide column between the fixed plate and the lifting plate.

[0010] Further: the guiding mechanism includes a guide slider, the outer side groove of the guide slider is slidingly matched with the column of the frame, and the inner side connecting plate of the guide slider is connected with the lifting plate by bolts.

[0011] Further: bearings are respectively mounted at the two ends of the rotating shaft of the tire, bearing seats are provided outside the bearings, the bearing seats are two half structures, connected together by bolts, and the bearing seats are square in shape, the upper ends of the two support plates are provided with clamping grooves, and the bearing seats are clamped in the clamping grooves.

[0012] Further: bearings are respectively mounted at the two ends of the rotating shaft of the driving wheel, bearing seats are provided outside the bearings, the bearing seats are two half structures, connected together by bolts, the bearing seats are square in shape, the wheel frame is provided with a clamping groove, the bearing seat is clamped in the clamping groove, and a fixed cover plate is arranged at the opening of the clamping groove.

[0013] The utility model has the advantages that:

[0014] 1、The utility model can detect the wear resistance of different specifications of tires, and can also simulate different load-bearing conditions and rough road conditions, so as to comprehensively understand the wear condition of the tire in use.

[0015] 2、The utility model is provided with a guiding mechanism to ensure the consistency of the lifting track of the lifting plate, and the guide slider of the guiding mechanism is provided with locking screws for positioning and reducing the damage of the pressure cylinder caused by the movement pressure during detection.

[0016] 3、The utility model discares the rack adopts the symmetry of square frame, and the overall strength is big, can satisfy the demand of different specifications tire and different pressure, prolongs the life.

[0017] 4、The utility model discloses two half formula square bearing seat, convenient to disassemble again, and convenient to connect with support plate, form quick dismounting, and high efficiency.

[0018] 5、The utility model discres reasonable, high in strength and good in orientation, adopts bearing as screw hand wheel positioning connection, and flexible operation is easy to promote implementation, and the economic benefit is better. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a kind of tire wear resistance detection equipment structure schematic diagram;

[0020] Figure 2 It is Figure 1 The left view of the tire wear resistance detection equipment shown in one figure;

[0021] Figure 3 It is Figure 1 The side view structure diagram of drive wheel in one figure;

[0022] Figure 4 It is Figure 1 The side view structure diagram of drive wheel in two figures. DETAILED DESCRIPTION

[0023] Example one: refer to Figure 1 -- Figure 3 , in the figure, 1-pressure cylinder, 2-guiding slider, 3-lifting plate, 4-spring, 5-fixed plate, 6-guiding column, 7-support plate, 8-tire, 9-drive wheel, 10-wheel frame, 11-drive motor, 12-transmission mechanism, 13-fixed cover plate, 14-fastening screw, 15-rack, 16-drive wheel bearing seat, 17-tire bearing seat.

[0024] The utility model provides a kind of tire wear resistance detection equipment, containing frame 15, drive motor 11 and pressure cylinder 1, wherein: frame 15 includes column, bottom plate and top plate, are connected to each other and frame 15 is provided with pressure cylinder 1 on bottom plate, the upper end of the piston rod of pressure cylinder 1 is connected with lifting plate 3, lifting plate 3 is provided with guiding mechanism between column of frame 15, two support plates 7 are spaced apart on lifting plate 3, two support plates 7 are rotatably connected with the both ends of the rotating shaft of tire 8, wheel carrier 10 and drive motor 11 are provided on the top plate of frame 15, wheel carrier 10 is rotatably connected with the both ends of the rotating shaft of driving wheel 9, driving wheel 9 corresponds with tire 8, drive motor 11 is connected with the rotating shaft of driving wheel 9 by transmission mechanism.

[0025] Preferred scheme: the lower end of two support plates 7 is provided on a fixed plate 5, fixed plate 5 is provided with guiding hole at four corners respectively, one guiding column 6 is provided in each guiding hole, and the both are slidingly matched, the lower end of guiding column 6 is provided on the upper end surface of lifting plate 3, spring 4 is sleeved on guiding column 6 between fixed plate 5 and lifting plate 3.

[0026] Preferred scheme: guiding mechanism includes guiding slider 2, the outer side groove of guiding slider 2 is slidingly matched with the column of frame 15, the inner side connecting plate of guiding slider 2 is connected with lifting plate 3 by bolt, can be disassembled and assembled, and it is convenient for the installation of lifting plate 3.

[0027] Preferred scheme: the both ends of the rotating shaft of tire 8 are respectively provided with bearing (not shown in the drawing), the outer part of bearing is provided with bearing seat (tire bearing seat 17), bearing seat is two half structure, is connected together by bolt, and the shape of bearing seat is square, the upper end of two support plates is provided with vertical clamping groove opening upward, and bearing seat can be clamped in clamping groove.

[0028] Preferred scheme: the both ends of the rotating shaft of driving wheel 9 are respectively provided with bearing (not shown in the drawing), the outer part of bearing is provided with bearing seat (driving wheel bearing seat 17), bearing seat is two half structure, is connected together by bolt, the shape of bearing seat is square, wheel carrier 10 is provided with horizontal clamping groove opening forward, bearing seat is clamped in clamping groove, fixed cover plate 13 is provided at the opening of clamping groove, fixed cover plate 13 is connected with wheel carrier 10 by fastening screw 14, when driving wheel 9 needs to be replaced, open fixed cover plate 13, after replacement, reseal fixed cover plate.

[0029] In use, the tire 8 is installed on the wheel hub, the wheel hub center is the rotating shaft, the bearing and the tire bearing seat 17 are installed on the rotating shaft, and the tire bearing seat 17 is clamped in the clamping groove at the upper end of the support plate 7. The pressure cylinder 1 is started to drive the lifting plate 3 to rise until the tire 8 is in contact with the driving wheel 9 and a certain pressure is formed, and the outer circle of the driving wheel is in a circular structure.

[0030] The driving motor 11 is started, the driving wheel 9 is rotated through the transmission mechanism, thereby driving the tire 8 to rotate, an encoder can be arranged on the rotating shaft of the tire 8, the number of rotations of the tire can be obtained, and the travel of the tire 8 can also be obtained, thereby obtaining the wear resistance of the tire 8.

[0031] After detection is completed, the driving motor 11 is turned off, the pressure cylinder 1 is reversely moved to drive the lifting plate 3 to descend, the tire 8 is separated from the driving wheel 6, the rotating shaft of the tire 8 is lifted upward, and the tire 8 can be separated from the support plate 7, which is very convenient. If different specifications of tires 8 are detected, only the lifting height of the pressure cylinder 1 needs to be adjusted, because the center positions of the tire 8 and the driving wheel 9 are fixed, only the distance between them is different.

[0032] In addition, in order to increase stability, when the lifting plate 3 reaches the appropriate height, a locking screw can be arranged on the guide sliding block 2, the guide sliding block 2 is fixed with the column of the rack 15 through the locking screw, thereby reducing the stress of the pressure cylinder 1 and avoiding damage.

[0033] Example two: see Figure 1 、 Figure 2 and Figure 4 , the embodiment is basically the same as the first embodiment, the same parts are not repeated, and the difference is that the outer surface of the driving wheel 9 is a curved surface, which can simulate the situation that the tire is in a bumpy road section.

[0034] The above is only a preferred embodiment of the present application, and does not limit the present application in any form, and any simple modification according to the technical essence of the present application still belongs to the scope of the technical scheme of the present application.

Claims

1. A tire abrasion resistance testing device, comprising a frame, a drive motor, and a pressure cylinder, characterized in that: A pressure cylinder is installed on the base plate of the frame. The upper end of the piston rod of the pressure cylinder is connected to the lifting plate. A guide mechanism is installed between the lifting plate and the upright of the frame. Two support plates are spaced apart on the lifting plate. The two support plates are rotatably connected to both ends of the rotation shaft of the tire. A wheel frame and a drive motor are installed on the top plate of the frame. The wheel frame is rotatably connected to both ends of the rotation shaft of the drive wheel. The drive wheel corresponds to the tire. The drive motor is connected to the rotation shaft of the drive wheel through a transmission mechanism.

2. The tire abrasion resistance testing device according to claim 1, characterized in that: The lower ends of the two support plates are disposed on a fixed plate. Guide holes are provided at the four corners of the fixed plate, and a guide post is provided in each guide hole. The two are slidably engaged. The lower end of the guide post is disposed on the upper surface of the lifting plate. A spring is fitted on the guide post between the fixed plate and the lifting plate.

3. The tire abrasion resistance testing device according to claim 1, characterized in that: The guiding mechanism includes a guide slider, the outer groove of which slides in conjunction with the column of the frame, and the inner connecting plate of the guide slider is connected to the lifting plate by bolts.

4. The tire abrasion resistance testing device according to claim 1, characterized in that: Bearings are installed at both ends of the rotating shaft of the tire. Bearing seats are provided on the outside of the bearings. The bearing seats are two halves connected together by bolts. The bearing seats are square in shape. The upper ends of the two support plates are provided with slots, and the bearing seats are fitted into the slots.

5. The tire abrasion resistance testing device according to claim 1, characterized in that: Bearings are installed at both ends of the rotating shaft of the drive wheel. Bearing seats are provided on the outside of the bearings. The bearing seats are two-part structures connected together by bolts. The bearing seats are square in shape. The wheel frame is provided with a slot. The bearing seats are fitted into the slot. A fixing cover is provided at the opening of the slot.

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