Steering engine steering wheel disassembling and assembling tool

Abstract

The utility model discloses a steering engine steering wheel disassembling and assembling tool, and belongs to the technical field of steering engine disassembling and assembling tools. The steering engine steering wheel disassembling and assembling tool comprises a steering wheel sleeve, a steering wheel fixing piece, a rack moving piece, a force applying piece and a support, the steering wheel sleeve is arranged on a steering wheel to be disassembled and assembled in a sleeving mode, and the steering wheel is fixed in the steering wheel sleeve through the steering wheel fixing piece; the rack moving part comprises a fixing end used for fixing the steering wheel sleeve and a rack connected with the fixing end. The force application piece comprises a gear shaft fixedly arranged on the support, a rotating gear rotationally assembled on the gear shaft and meshed with the rack, and a force application handle connected with the rotating gear. The steering wheel is easily installed on the spline of the steering engine output shaft in a mode of extruding the steering wheel, clearance is avoided, the requirement for machining precision of the steering engine spline is lowered, the problem that splines with different precision are difficult to match and install with the steering engine output shaft is solved, efficiency is improved, and cost is lowered.

Description

Technical Field

[0001] The utility model belongs to the technical field of steering gear disassembly and assembly tools, and in particular relates to a steering gear steering wheel disassembly and assembly tool. Background Art

[0002] Currently, the spline between the servo output shaft and the steering wheel is required to have an accuracy of ≤0.01mm. This high precision machining requirement results in low efficiency and high cost. In actual production, to ensure that there is no gap (gaps) between the servo output shaft and the steering wheel, steering wheels of different precisions must be selected to match each other. This makes it difficult to seamlessly connect one batch to the next, creating numerous difficulties. Utility Model Content

[0003] The purpose of the embodiment of the present utility model is to provide a steering wheel disassembly and assembly tool for a steering gear, which adopts the method of squeezing the steering wheel to easily install the steering wheel on the spline of the steering gear output shaft, avoids the void, achieves cost reduction and efficiency improvement, and thus can solve at least one technical problem involved in the background technology.

[0004] In order to solve the above technical problems, the utility model is achieved as follows:

[0005] An embodiment of the utility model provides a steering wheel disassembly and assembly tool for a steering gear, comprising a steering wheel cover, a steering wheel fixing member, a rack moving member, a force applying member and a bracket, wherein the steering wheel cover is mounted on the steering wheel to be disassembled and the steering wheel is fixed in the steering wheel cover by the steering wheel fixing member; the rack moving member comprises a fixed end for fixing the steering wheel cover and a rack connected to the fixed end; the force applying member comprises a gear shaft fixed to the bracket, a rotating gear rotatably assembled on the gear shaft and meshing with the rack, and a force applying handle connected to the rotating gear.

[0006] Optionally, the steering wheel cover is cylindrical with one end open.

[0007] Optionally, the steering wheel fixing member is a pin, and a pin hole that cooperates with the pin is formed through the side wall of the steering wheel cover.

[0008] Optionally, the fixed end is cylindrical with one end open and matching the shape of the steering wheel cover, the steering wheel cover is fixed in the fixed end by a locking screw, and a screw hole matching the locking screw is provided on the side wall of the fixed end.

[0009] Optionally, the rack moving member further includes a positioning portion provided on an end of the rack away from the fixed end, and the servo steering wheel disassembly and assembly tool further includes a locking screw threaded on the bracket to cooperate with the positioning portion to lock the position of the positioning portion.

[0010] Optionally, there are two force-applying members, which are respectively arranged on two opposite sides of the rack.

[0011] Optionally, tooth patterns are respectively provided on the surfaces of the rack that cooperate with the two force-applying members.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The utility model adopts the method of squeezing the steering wheel to easily install the steering wheel on the spline of the steering gear output shaft, avoids the virtual position, reduces the processing accuracy requirement of the steering gear spline, avoids the problem of difficulty in matching and installing splines of different precision with the steering gear output shaft, improves efficiency and reduces costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work. Among them:

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the steering gear steering wheel disassembly and assembly tool provided by the utility model. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0017] The terms "first," "second," and the like in the specification and claims of the present invention are used to distinguish similar objects, and are not used to describe a specific order or precedence. It should be understood that the terms used in this manner are interchangeable where appropriate, so that the embodiments of the present invention can be implemented in an order other than that illustrated or described herein, and that the objects distinguished by "first," "second," and the like are generally of the same type, and do not limit the number of objects. For example, the first object can be one or more. In addition, the term "and / or" in the specification and claims indicates at least one of the connected objects, and the character " / " generally indicates that the objects connected are in an "or" relationship.

[0018] See Figure 1As shown, an embodiment of the present invention provides a steering wheel disassembly and assembly tool for a steering gear, comprising a steering wheel cover 1, a steering wheel fixing member 2, a rack moving member 3, a force applying member 4 and a bracket 5. The steering wheel cover 1 is sleeved on the steering wheel to be disassembled, and the steering wheel (not shown) is fixed in the steering wheel cover 1 through the steering wheel fixing member 2.

[0019] In a specific embodiment, the steering wheel cover 1 is cylindrical with one end open. The steering wheel fixing member 2 is a pin, and a pin hole (not numbered) is formed through the side wall of the steering wheel cover 1 to cooperate with the pin.

[0020] The rack moving member 3 includes a fixed end 31 for fixing the steering wheel cover 1 and a rack 32 connected to the fixed end 31 .

[0021] The fixed end 31 is cylindrical with one end open and matches the shape of the steering wheel cover 1. The steering wheel cover 1 is fixed in the fixed end 31 by a locking screw 6. A screw hole 311 that cooperates with the locking screw 6 is penetrated on the side wall of the fixed end 31.

[0022] The rack moving member 3 further includes a positioning portion 33 provided on an end of the rack 32 away from the fixed end 31 , and the servo steering wheel disassembly and assembly tool further includes a locking screw 7 threadedly connected to the bracket 5 to cooperate with the positioning portion 33 to lock the position of the positioning portion 33 .

[0023] The force applying member 4 includes a gear shaft 41 fixed to the bracket 5 , a rotating gear 42 rotatably mounted on the gear shaft 41 and meshing with the rack 32 , and a force applying handle 43 connected to the rotating gear 42 .

[0024] In one embodiment, there are two force applying members 4 , which are respectively disposed on two opposite sides of the rack 32 .

[0025] The surfaces of the rack 32 that cooperate with the two force-applying members 4 are respectively provided with tooth patterns. In this way, the two force-applying members 4 apply force synchronously, thereby driving the rack moving member 3 to move, and then driving the steering wheel to move, thereby achieving disassembly and assembly.

[0026] It should be noted that, in this document, the terms "comprises," "includes," or any other variations thereof are intended to encompass non-exclusive inclusion, such that a process, method, article, or apparatus comprising a series of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or apparatus comprising the element.

[0027] Furthermore, it should be noted that the scope of the methods and systems in the embodiments of the present invention is not limited to performing functions in the order shown or discussed, but may also include performing functions substantially simultaneously or in reverse order depending on the functions involved. For example, the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

[0028] The embodiments of the present invention are described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present invention, ordinary technicians in this field can also make many forms without departing from the scope of protection of the purpose of the present invention and the claims, all of which are within the protection of the present invention.

Claims

1. A steering gear steering wheel disassembly and assembly tool, characterized in that: The present invention comprises a steering wheel cover, a steering wheel fixing part, a rack moving part, a force applying part and a bracket. The steering wheel cover is mounted on the steering wheel to be disassembled and the steering wheel is fixed in the steering wheel cover through the steering wheel fixing part. The rack moving part comprises a fixed end for fixing the steering wheel cover and a rack connected to the fixed end. The force applying part comprises a gear shaft fixed to the bracket, a rotating gear rotatably assembled on the gear shaft and meshing with the rack, and a force applying handle connected to the rotating gear.

2. The steering gear steering wheel disassembly and assembly tool according to claim 1, characterized in that: The steering disc cover is in a cylindrical shape with one end open.

3. The steering gear steering wheel disassembly and assembly tool according to claim 2, characterized in that: The steering wheel fixing member is a pin, and a pin hole that cooperates with the pin is formed through the side wall of the steering wheel cover.

4. The steering gear steering wheel disassembly and assembly tool according to claim 3, characterized in that: The fixed end is cylindrical with one end open and matches the shape of the steering wheel cover. The steering wheel cover is fixed in the fixed end by a locking screw. A screw hole that matches the locking screw is penetrated on the side wall of the fixed end.

5. The steering gear steering wheel disassembly and assembly tool according to claim 1, characterized in that: The rack moving member further includes a positioning portion provided on an end of the rack away from the fixed end, and the servo steering wheel disassembly and assembly tool further includes a locking screw threaded on the bracket to cooperate with the positioning portion to lock the position of the positioning portion.

6. The steering gear steering wheel disassembly and assembly tool according to claim 1, characterized in that: There are two force applying members, which are respectively arranged on two opposite sides of the rack.

7. The steering gear steering wheel disassembly and assembly tool according to claim 6, characterized in that: The surfaces of the rack that cooperate with the two force-applying members are respectively provided with tooth patterns.

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