Tire pressing tool

Abstract

The utility model discloses a tire pressing tool, which aims at utilizing a jack to press the side wall of a tire so as to expose a sealing ring on a rim and facilitate replacement of the sealing ring, and adopts the technical scheme that the tire pressing tool comprises a bottom plate, a vertical rod and a top plate, the vertical rod is fixed on the bottom plate, and the top plate is fixed on the vertical rod; the vertical rod can penetrate through a hub so that the hub can be pressed on the bottom plate, and the top plate is detachably fixed to the vertical rod. The device further comprises a pressing plate and a jack, the pressing plate is located between the bottom plate and the top plate, the jack is connected with the pressing plate and the top plate, two pressing blocks are arranged on the pressing plate and evenly distributed in the circumferential direction of the tire, and the jack drives the pressing plate to descend so that the pressing blocks can press the tire side of the tire. Belongs to the technical field of vehicle maintenance.

Description

Technical Field

[0001] The utility model belongs to the technical field of vehicle maintenance, and more specifically, relates to a tire pressing tooling. Background Technique

[0002] The sealing ring between the tire bead and the rim is used to prevent tire air leakage. After the sealing ring fails, it needs to be replaced in time.

[0003] In order to improve the efficiency of replacing the sealing ring, generally the tire and the wheel hub are not completely separated, and only the installation position of the sealing ring needs to be exposed. Therefore, during on-site maintenance, the forklift arm of the forklift is often used to press the sidewall of the tire. After pressing down the sidewall of the tire, the installation position of the sealing ring on the rim is exposed, so as to replace the sealing ring;

[0004] However, using a forklift has safety hazards. Because during the process of replacing the sealing ring, the forklift arm needs to be pressed on the sidewall of the tire all the time. If the forklift starts accidentally, it is easy to cause injury to the maintenance personnel; moreover, the forklift arm will touch the tire shoulder, making it difficult to press the sidewall of the tire in place. Content of the Utility Model

[0005] The main purpose of the utility model is to provide a tire pressing tooling, aiming to use a jack to press the sidewall of the tire, so as to expose the sealing ring on the rim and facilitate the replacement of the sealing ring.

[0006] According to the first aspect of the utility model, a tire pressing tooling is provided, which includes a bottom plate, a vertical rod and a top plate. The vertical rod is fixed on the bottom plate. The vertical rod can pass through the wheel hub so that the wheel hub presses on the bottom plate. The top plate is fixedly connected to the vertical rod in a detachable manner;

[0007] It further includes a pressing plate and a jack. The pressing plate is located between the bottom plate and the top plate. The jack connects the pressing plate and the top plate. Two pressing blocks are arranged on the pressing plate. The two pressing blocks are evenly distributed around the circumference of the tire. The jack drives the pressing plate to descend, so that the pressing blocks press the sidewall of the tire.

[0008] In the above tire pressing tooling, there are two vertical rods which are arranged at intervals along the length direction of the bottom plate. The top plate is fixed on the two vertical rods. The jack is located between the two vertical rods.

[0009] In the above tire pressing tooling, through holes corresponding to the vertical rods one by one are arranged on the top plate. Threads are arranged on the outer wall of the vertical rod. The vertical rod passes through the through holes. At least two nuts are threadedly connected to one vertical rod. At least one nut is located above the top plate, and at least one nut is located below the top plate. The top plate is fixed on the vertical rod through the nuts.

[0010] In the above-mentioned tire pressing tooling, the length direction of the pressing plate is perpendicular to the length direction of the bottom plate.

[0011] In the above-mentioned tire pressing tooling, the pressing block is provided with a through groove adapted to the pressing plate, and the pressing plate passes through the through groove so that the pressing block can move along the length direction of the pressing plate.

[0012] In the above-mentioned tire pressing tooling, reinforcing ribs are provided on the lower side of the pressing plate; when the pressing plate descends, the reinforcing ribs can enter the wheel hub.

[0013] One of the technical solutions in the above technical solutions of the present utility model has at least the following advantages or beneficial effects:

[0014] In the present utility model, a frame is constructed by using a bottom plate, a vertical rod and a top plate, and the bottom plate is pressed by relying on the weights of the tire and the wheel hub itself to fix the frame. Then, by the cooperation of the pressing plate, the jack and the top plate, the pressing plate is driven to descend, so that the pressing block on the pressing plate presses the sidewall of the tire, so that the sealing ring on the rim is exposed, facilitating the replacement of the sealing ring; this structure is more stable, does not require a forklift to participate, and has better safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present utility model will be further described below in conjunction with the drawings and embodiments;

[0016] Figure 1 is a schematic structural diagram of the first embodiment of the present utility model;

[0017] Figure 2 is a schematic diagram when the first embodiment of the present utility model is in use.

[0018] Among them, the reference numerals of each figure:

[0019] 1, bottom plate; 2, vertical rod; 21, nut; 3, top plate; 4, pressing plate; 41, reinforcing rib; 5, jack; 6, pressing block; 61, through groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and should not be construed as limiting the present utility model.

[0021] The following disclosure provides many different embodiments or examples for implementing different solutions of the present utility model.

[0022] Referring to Figures 1 to 2As shown in the figure, in an embodiment of the present utility model, a tire pressing tooling includes a bottom plate 1, a vertical rod 2, and a top plate 3. The vertical rod 2 is fixed on the bottom plate 1. The vertical rod 2 can pass through the wheel hub so that the wheel hub presses on the bottom plate 1. The top plate 3 is fixed on the vertical rod 2 in a detachable manner.

[0023] It further includes a pressing plate 4 and a jack 5. The pressing plate 4 is located between the bottom plate 1 and the top plate 3. The jack 5 connects the pressing plate 4 and the top plate 3. Two pressing blocks 6 are provided on the pressing plate 4. The two pressing blocks 6 are evenly distributed circumferentially around the tire. The jack 5 drives the pressing plate 4 to descend so that the pressing blocks 6 press on the sidewall of the tire.

[0024] During use, first, the top plate 3 is not installed. The wheel hub is sleeved on the vertical rod 2, and the wheel hub will press on the bottom plate 1. Then, the top plate 3 is installed and fixed. The bottom plate 1, the vertical rod 2, and the top plate 3 construct a framework. Relying on the weight of the tire and the wheel hub itself to press on the bottom plate 1, thus fixing the framework. Then, the pressing plate 4 is placed. The pressing plate 4 is a movable part. The pressing blocks 6 of the pressing plate 4 are in contact with the sidewall of the tire, and the pressing blocks 6 are evenly distributed circumferentially on the tire. Operate the jack 5. The jack 5 abuts against the top plate 3, causing the pressing plate 4 to gradually descend, and then the pressing blocks 6 press on the sidewall of the tire to expose the sealing ring on the rim, facilitating the replacement of the sealing ring. This structure is more stable, does not require the participation of a forklift, and has better safety.

[0025] In this embodiment, there are two vertical rods 2, which are arranged at intervals along the length direction of the bottom plate 1. The top plate 3 is fixed on the two vertical rods 2. The top plate 3 is erected by the two vertical rods 2 to make the whole framework more stable. The jack 5 is located between the two vertical rods 2. The supporting position of the jack 5 is relatively centered, and the downward pressure of the pressing plate 4 is relatively balanced.

[0026] In this embodiment, through holes corresponding to the vertical rods 2 one by one are provided on the top plate 3. Threads are provided on the outer wall of the vertical rod 2. The vertical rod 2 passes through the through holes. At least two nuts 21 are threadedly connected to one vertical rod 2. At least one nut 21 is located above the top plate 3, and at least one nut 21 is located below the top plate 3. The top plate 3 is fixed on the vertical rod 2 by the nuts 21.

[0027] By adjusting the position of the nut 21, the height of the top plate 3 can be adjusted, so as to adapt to tires of different widths.

[0028] In this embodiment, the length direction of the pressing plate 4 is perpendicular to the length direction of the bottom plate 1. In this way, the framework and the pressing plate 4 are staggered. The whole tooling has good stability and is not easy to shift. After the pressing plate 4 descends, it can stably press the tire.

[0029] In this embodiment, a through groove 61 adapted to the pressing plate 4 is provided on the pressing block 6. The pressing plate 4 passes through the through groove 61 so that the pressing block 6 can move along the length direction of the pressing plate 4, thereby adjusting the position of the pressing block 6 at any time to adapt to tires of different diameters.

[0030] In this embodiment, reinforcing ribs 41 are provided on the lower side of the pressing plate 4. With the support of the reinforcing ribs 41, the pressing plate 4 is not easily deformed, and the reinforcing ribs 41 are centered and can enter the hub to ensure that when the pressing plate 4 is pressed down, the reinforcing ribs 41 will not interfere with the hub.

[0031] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the claims and their equivalents.

Claims

1. A tire pressing tooling, characterized in that It includes a bottom plate, a vertical rod and a top plate. The vertical rod is fixed on the bottom plate. The vertical rod can pass through the wheel hub so that the wheel hub presses on the bottom plate. The top plate is fixed on the vertical rod in a detachable manner; It further includes a pressing plate and a jack. The pressing plate is located between the bottom plate and the top plate. The jack connects the pressing plate and the top plate. There are two pressing blocks on the pressing plate. The two pressing blocks are evenly distributed circumferentially around the tire. The jack drives the pressing plate to descend so that the pressing blocks press on the sidewall of the tire; There are two vertical rods which are arranged at intervals along the length direction of the bottom plate. The top plate is fixed on the two vertical rods. The jack is located between the two vertical rods; There are through holes corresponding to the vertical rods one by one on the top plate. There is a thread on the outer wall of the vertical rod. The vertical rod passes through the through hole. There are at least two nuts threadedly connected to one vertical rod. At least one nut is located above the top plate. At least one nut is located below the top plate. The top plate is fixed on the vertical rod through the nuts; The length direction of the pressing plate is perpendicular to the length direction of the bottom plate; There is a through groove adapted to the pressing plate on the pressing block. The pressing plate passes through the through groove so that the pressing block can move along the length direction of the pressing plate; There are reinforcing ribs on the lower side of the pressing plate. When the pressing plate descends, the reinforcing ribs can enter the wheel hub.

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