CN203472415U - Automobile tire mounting and demounting device - Google Patents

Abstract

The utility model provides an automobile tire loading and unloading device, which belongs to the technical field of automobiles. It solves the problems of inconvenient loading and unloading of existing tires, time-consuming and labor-intensive problems. The vehicle tire loading and unloading device includes a jack, a bottom plate, a guide column and a support plate for supporting the tire and driving the tire to lift, the support plate is slidably connected with the guide column, the jack is fixed on the bottom plate, and the top of the jack is connected to the support plate. It can drive the support plate up and down. There are pad one and pad two on the support plate. An adjustment rod for adjusting the relative distance between pad one and pad two is arranged between pad one and pad two. The adjustment rods are inserted in turn. On block one and block two. In the utility model, the support plate can drive the tire to lift under the action of the jack to meet the height requirements of the assembly workers. The relative distance between the two pads used to support the tire can be adjusted to meet the installation requirements of tires of different sizes. The utility model has the advantages of simple structure and convenient operation, and is suitable for loading and unloading automobile tires of various sizes.

Description

A car tire loading and unloading device

technical field

The utility model belongs to the technical field of automobiles, and relates to a tire loading and unloading device, in particular to a tire loading and unloading device for automobiles.

Background technique

During the trial assembly of automobiles, since there is no corresponding device for the tires to be transported before installation, the usual practice is to directly roll the tires to the side of the car. The performance of the tire has a certain impact. Moreover, due to the gravity and fixing requirements when assembling the tire, one person needs to hold it and one person fix it, that is, two people operate. The whole process requires careful movement and repeated trials to determine the position. Poor lifting height will cause inconvenience for workers to install. The existing tire dismounting method can no longer meet the needs of production operations. For this reason, the Chinese patent (patent authorization announcement number: CN202573632U) discloses a special rack for tire disassembly and assembly. The wall panel with observation hole in the center, the bottom of the wall panel is located on the side of the installation foot, the support rod for supporting the tire is fixed perpendicular to the wall panel, the seat plate and the top plate that can place the jack are respectively fixed on the bracket and the wall panel . Although this structure can support the tire assembly by operating the jack to reduce labor intensity, the positioning of the tire assembly on the pole is inconvenient and easy to shift, which requires a lot of time for calibration during the assembly process.

Contents of the invention

The purpose of the utility model is to solve the problems mentioned above in the prior art, and propose a car tire loading and unloading device, which is simple in structure and easy to operate, and is suitable for loading and unloading of car tires of various sizes.

The purpose of this utility model can be achieved through the following technical solutions: a car tire loading and unloading device, including a bracket assembly and a jack, characterized in that the bracket assembly includes a bottom plate, a guide column and a jack for supporting the tire and driving the tire to lift The support plate is slidingly connected with the guide column, the jack is fixed on the bottom plate, the top of the jack is connected with the support plate and can drive the support plate to lift, and the support plate is provided with a pad and pad two, an adjusting rod for adjusting the relative distance between pad one and pad two is arranged between the pad one and pad two, and the adjusting rod is inserted in the pad one and pad two in turn superior.

In this technical solution, the support plate can be lifted and lowered under the action of a jack, so that the height of the tire to be installed can be adjusted to meet the height requirements of the assembly workers, which is convenient for installation. The relative distance between the two pads used to support the tire can be adjusted. Adjustment, so as to meet the installation requirements of tires of different sizes.

In the above-mentioned loading and unloading device for automobile tires, guide rails capable of moving the cushion block 1 and the cushion block 2 are arranged on the support plate. The guide rail can guide, fix and limit the two pads.

In the above-mentioned vehicle tire loading and unloading device, the guide rail is provided with a positioning hole, the bottom of the pad is provided with a chute matching the guide rail, the top of the chute is provided with a transverse groove, and the pad It is connected with the guide rail through bolts inserted in the transverse groove and the positioning hole. There is a horizontal groove on the pad, and a positioning hole is opened on the guide rail. It is fixed by bolts, which can prevent the pad from moving in the vertical direction and cause the pad to fall. If the bolt is not tightened, it can ensure that the pad moves in the horizontal direction.

In the above-mentioned vehicle tire loading and unloading device, the opposite surfaces of the cushion block 1 and the cushion block 2 are all set as arc surfaces. The contact surfaces of the two spacers used to contact the tires are arc surfaces, and the approximate outline is similar to that of the tires, which can better ensure the stability of the tires.

In the above-mentioned vehicle tire loading and unloading device, the side of the spacer is provided with a baffle. The baffle can prevent the tire from detaching from the bracket assembly when the bracket assembly moves.

In the above-mentioned automobile tire loading and unloading device, the first block is provided with a through hole 1 with a left-handed internal thread, the second block is provided with a through hole 2 with a right-handed internal thread, and the adjusting rod includes a rotating part, rod part one with left-handed external thread inserted in pad one and rod part two with right-handed external thread inserted in pad two. When the adjusting rod rotates, it can drive the first pad and the second pad to move relative or oppositely at the same time, so that the adjustment of the relative distance between the first pad and the second pad can be realized.

In the above-mentioned vehicle tire loading and unloading device, the size of the first through hole is larger than the size of the second through hole, and the cross-sectional size of the first rod part is larger than the cross-sectional size of the first rod part. The adjusting rod is set as a stepped rod with different thickness, and the size of the through hole of the two pads is also prefabricated correspondingly, which can ensure that the pad can pass through the screw rod normally without being affected by the thread.

In the above-mentioned vehicle tire loading and unloading device, the cross-sectional size of the rotating part is larger than the cross-sectional size of the first rod part. The size of the rotating part is the largest, and the limit can prevent the adjustment rod from over-rotating and the two pads from coming out.

In the above-mentioned vehicle tire loading and unloading device, a slide hole for inserting a guide post is provided on the support plate, and a rubber pad is provided in the slide hole. The rubber pad can prevent the abnormal noise caused by friction when the support plate is raised and lowered relative to the guide column.

In the above-mentioned vehicle tire loading and unloading device, the bottom of the bracket assembly is provided with rollers. After the rollers are loaded, the bracket assembly can be moved to carry the tires to eliminate the influence of the tires touching the bottom. If necessary, a self-locking mechanism can be set on the rollers to achieve retention.

Compared with the prior art, the utility model has the following advantages: 1. The loading and unloading of tires can be completed directly on the bracket assembly, avoiding manual lifting, greatly reducing labor intensity and high work efficiency; The relative position of the pads on the surface is adjusted by the adjustment rod, combined with the replacement of the pads, it can adapt to tires of various sizes, and the application range is wider.

Description of drawings

Fig. 1 is a structural representation of the utility model.

Fig. 2 is a structural schematic diagram of the support plate in the utility model.

Fig. 3 is a schematic structural view of two pads in the utility model.

Fig. 4 is a structural schematic diagram of the adjusting rod in the utility model.

In the figure, 1. bracket assembly; 1a, bottom plate; 1b, guide post; 1c, support plate; 1c1, slide hole; 2, jack; 3, spacer 1; 3a, through hole 1; 3c, Transverse groove 1; 4, Pad block 2; 4a, Through hole 2; 4b, Slide groove 1; 4c, Transverse groove 1; 5, Adjusting rod; 5a, Rotating part; 5b, Rod part 1; Thread; 5c, rod part two; 5c1, right-handed external thread; 6, guide rail; 6a, positioning hole; 7, bolt; 8, baffle plate; 9, rubber pad; 10, roller.

Detailed ways

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

With reference to Fig. 1, the present embodiment is a kind of automobile tire loading and unloading device, comprises the support assembly 1 and the jack 2 that the bottom is provided with six rollers 10, and the support assembly 1 comprises base plate 1a, guide column 1b and is used for supporting tire and driving The support plate 1c for lifting the tire, the support plate 1c is slidingly connected with the guide post 1b, the jack 2 is fixed on the bottom plate 1a, the top is connected with the support plate 1c and can drive the support plate 1c to lift, the support plate 1c is provided with a relative The first spacer 3 and the second spacer 4 are arranged, and the opposite faces of the spacer one 3 and the second spacer 4 are set as arc surfaces whose outline is similar to tires. Between the pad one 3 and the pad two 4, an adjusting rod 5 for adjusting the relative distance between the pad one 3 and the pad two 4 is arranged, and the adjusting rod 5 is inserted on the pad one 3 and the pad two 4 in turn. Block one 3 and block two 4 sides are provided with the baffle plate 8 that is used to prevent the tire from coming off, the support plate 1c is provided with the guide rail 6 that can move for block one 3 and block two 4, block one 3 and block Two 4 are connected with guide rail 6 by bolt 7.

Referring to FIG. 2 , the support plate 1c is rectangular, and each of the four corners is provided with a sliding hole 1c1 for inserting the guide post 1b, and a rubber pad 9 is arranged in the sliding hole 1c1. Two guide rails 6 are provided on the support plate 1c, and the upper part of the rail 6 of the guide rails 6 has a positioning hole 6a.

With reference to Fig. 3, the bottom of spacer one 3 and spacer two 4 are respectively provided with chute one 3b and chute two 4b matched with guide rail 6, and the top of chute one 3b is horizontally provided with transverse groove one 3c, spacer one 3 The bolt 7 inserted in the first transverse groove 3c and the positioning hole 6a is connected with the guide rail 6, the top of the chute second 4b is provided with the second transverse groove 4c, and the cushion block two 4 is inserted in the second transverse groove 4c and the positioning hole The bolt 7 on the 6a is connected with the guide rail 6 . Block one 3 and block two 4 are respectively provided with a through hole 3a and a through hole 4a for inserting the adjusting rod 5, the through hole 3a has a left-handed internal thread, and the through hole 2 4a has a right-handed internal thread. The size of the first hole 3a is larger than the size of the second through hole 4a.

Referring to Fig. 4, the adjusting rod 5 includes a rotating part 5a, a rod part 1 5b with a left-handed external thread 5b1 and a rod part 2 5c with a right-handed external thread 5c1, the rod part 1 5b is inserted in the pad 3, and The first through hole 3a is screwed together, and the second rod part 5c is inserted in the second pad 4, and is screwed together with the second through hole 4a. The cross-sectional size of the rotating part 5a is larger than that of the first rod part 5b, and the cross-sectional size of the first rod part 5b is larger than that of the first rod part 5b.

In this embodiment, the bracket assembly 1 and the six rollers 10 can be used to carry tires to eliminate the influence of the tires touching the ground. If necessary, the rollers 10 can be used as a self-locking mechanism; the jack 2 can be adjusted vertically. , so that it meets the height requirements of the assembly workers and is convenient for installation; block 1 3 and block 4 are supported by resin materials and are light in weight. stability. In order to ensure that the block can normally pass through the screw without being affected by the thread, the adjusting rod 5 is made into a stepped shape with different thicknesses, and the sizes of the first through hole 3a and the second through hole 4a are also corresponding to it; the guide rail 6 on the support plate 1c, To play the role of guiding, fixing and limiting; grooves are made on the two pads, holes are opened on the guide rail 6, and four bolts 7 are used to fix them to prevent the pads 13 and 24 from moving in the vertical direction and cause falling, but the bolts 7 is not tightened, to ensure that pad one 3 and pad two 4 move in the horizontal direction.

In this embodiment, block one 3, block two 4 and adjusting rod 5 are detachable and replaceable, which can avoid the whole being scrapped due to partial damage, and blocks of different widths can also be made to satisfy tires of different widths.

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Although this article uses a lot of bracket assembly 1, bottom plate 1a, guide post 1b, support plate 1c, sliding hole 1c1, jack 2, pad-3, through hole-3a, chute-3b, transverse groove-3c, Block two 4, through hole two 4a, chute one 4b, transverse groove one 4c, adjusting rod 5, rotating part 5a, rod one 5b, left-handed external thread 5b1, rod two 5c, right-handed external thread 5c1, guide rail 6. Terms such as positioning hole 6a, bolt 7, baffle plate 8, rubber pad 9, roller 10, etc., but the possibility of using other terms is not excluded. These terms are only used to describe and explain the essence of the utility model more conveniently; interpreting them as any kind of additional limitation is contrary to the spirit of the utility model.

Claims (10)

1. An automobile tire loading and unloading device, comprising a bracket assembly (1) and a jack (2), characterized in that the bracket assembly (1) includes a bottom plate (1a), a guide column (1b) and a And the support plate (1c) that drives the tire to lift, the support plate (1c) is slidingly connected with the guide post (1b), the jack (2) is fixed on the bottom plate (1a), and the top of the jack (2) It is connected with the support plate (1c) and can drive the support plate (1c) up and down. The support plate (1c) is provided with a pad one (3) and a pad two (4), and the pad one (3) An adjustment rod (5) for adjusting the relative distance between the first block (3) and the second block (4) is arranged between the second block (4), and the adjustment rod (5) is inserted through the pad in turn Block one (3) and spacer two (4). 2. The vehicle tire loading and unloading device according to claim 1, characterized in that, the support plate (1c) is provided with a guide rail (6) capable of moving the cushion block 1 (3) and the cushion block 2 (4). 3. The vehicle tire loading and unloading device according to claim 2, characterized in that, the guide rail (6) is provided with positioning holes (6a), and the bottoms of the first block (3) and the second block (4) are provided with The chute matched with the guide rail (6), the top of the chute is provided with a transverse groove, and the cushion block 1 (3) and cushion block 2 (4) are inserted in the transverse groove and the positioning hole The bolt (7) on (6a) is connected with the guide rail (6). 4. The vehicle tire loading and unloading device according to claim 1, characterized in that, the opposing surfaces of the first cushion block (3) and the second cushion block (4) are arc surfaces. 5 . The vehicle tire loading and unloading device according to claim 4 , characterized in that baffles ( 8 ) are provided on the sides of the cushion block 1 ( 3 ) and cushion block 2 ( 4 ). 6. The automobile tire loading and unloading device according to claim 1 or 2 or 3 or 4 or 5, characterized in that, the cushion block one (3) is provided with a through hole one (3a) with a left-handed internal thread, so The pad two (4) is provided with a through hole two (4a) with a right-handed internal thread, and the adjusting rod (5) includes a rotating part (5a), which is inserted in the pad one (3) and has a left-handed external thread. The first rod part (5b) of the thread (5b1) and the second rod part (5c) with right-handed external thread (5c1) are inserted in the pad two (4). 7. The automobile tire loading and unloading device according to claim 6, characterized in that, the size of the first through hole (3a) is larger than the size of the second through hole (4a), and the transverse diameter of the first rod part (5b) The cross-sectional dimension is larger than the cross-sectional dimension of the second rod part (5c). 8. The vehicle tire loading and unloading device according to claim 7, characterized in that, the cross-sectional dimension of the rotating part (5a) is larger than the cross-sectional dimension of the first rod part (5b). 9. The automobile tire loading and unloading device according to claim 1 or 2 or 3 or 4 or 5, characterized in that, the support plate (1c) is provided with a sliding hole (1c1) for inserting the guide post (1b) , the sliding hole (1c1) is provided with a rubber pad (9). 10. The vehicle tire loading and unloading device according to claim 1 or 2 or 3 or 4 or 5, characterized in that, the bottom of the bracket assembly (1) is provided with rollers (10).

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