Driving bevel gear of split structure

Abstract

The utility model relates to the technical field of gears, in particular to a driving bevel gear of a split structure, which comprises a bevel gear body, a spline shaft is connected to the center of the bevel gear body, and a fixing pin key is connected to the center of the spline shaft and located on the end face of the bevel gear body. A fixed pin key is arranged in the bevel gear body, a disc spring is connected between the fixed pin key and the bevel gear body, and fixed wedge-shaped blocks are symmetrically arranged on the side wall of one end of the fixed pin key. According to the device, the bevel gear main body, the spline shaft, the fixed pin key and the disc spring are mounted through mutual matching between the fixed wedge-shaped block and the fixed connecting groove, so that all parts of the device can be quickly mounted, the device is more convenient to use, and the problem that all the parts are inconvenient to mount is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of gears, in particular to an active bevel gear with a split structure. Background Art

[0002] Currently, most active bevel gears are of one-piece type, which consumes a large amount of materials during processing, resulting in a waste of resources. At the same time, active bevel gears with a split structure are mostly fixed by bolts during assembly, making the device not very convenient to assemble. In view of the above problems, it is necessary to provide an active bevel gear with a split structure. Utility Model Content

[0003] The utility model aims to provide a driving bevel gear with a split structure to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A split-structured active bevel gear comprises a bevel gear body, a spline shaft is connected at the center of the bevel gear body, a fixed pin key is connected at the center of the spline shaft and on the end face of the bevel gear body, a disc spring is connected between the fixed pin key and the bevel gear body, a fixed wedge block is symmetrically arranged on the side wall of one end of the fixed pin key, and a fixed connecting groove is opened on the side wall of the spline shaft and corresponds to the fixed wedge block.

[0006] As a preferred solution of the utility model, a spline groove is arranged at the center of the bevel gear body and corresponds to the spline shaft, wherein the spline shaft and the spline groove are fitted in a clearance fit, and the spline shaft and the fixing pin key are both center-through structures.

[0007] As a preferred solution of the utility model, a limit stop ring is correspondingly arranged on the side wall of the spline shaft and at the bottom of the bevel gear body, wherein the diameter of the limit stop ring is larger than the maximum diameter of the spline on the spline shaft.

[0008] As a preferred solution of the utility model, a placement groove is provided on the end surface of the bevel gear body and corresponds to the disc spring, wherein the disc spring and the placement groove are matched in a clearance fit.

[0009] As a preferred solution of the utility model, a through hole is opened at the center of the spline shaft and corresponds to the fixing pin key, wherein the fixing pin key and the through hole are matched in a clearance fit.

[0010] As a preferred solution of the utility model, a guide groove is provided on the side wall of the inner cavity of the spline shaft and corresponds to the fixed wedge block, wherein the fixed wedge block and the guide groove are matched in a clearance fit.

[0011] As a preferred solution of the utility model, a fixed retaining ring is arranged on the side wall of the fixed pin key and corresponding to the end surface of the bevel gear body, wherein the diameter of the fixed retaining ring is larger than the maximum diameter of the spline groove at the center of the bevel gear body, and the fixed pin key is provided with two sets of elastic ear angles.

[0012] As a preferred solution of the utility model, the fixed wedge block is arranged on the side wall of the elastic ear angle, an inclined guide surface is arranged on the side wall of the fixed wedge block, and the fixed wedge block and the fixed connecting groove are matched in a clearance fit.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, by arranging a bevel gear body, a spline shaft, a fixed pin key and a disc spring in the active bevel gear of the split structure, the mutual cooperation between the fixed wedge block and the fixed connecting groove is utilized to complete the installation between the bevel gear body, the spline shaft, the fixed pin key and the disc spring, so that during the use of the active bevel gear of the split structure, the various components of the device can be quickly installed, making the device more convenient when in use, thereby solving the problem of inconvenient installation between the various components. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front and side structures of the utility model;

[0016] Figure 2 For this utility model Figure 1 A schematic cross-sectional structure diagram of;

[0017] Figure 3 For this utility model Figure 1 Schematic diagram of the explosion structure.

[0018] In the figure: 1. bevel gear body; 2. spline shaft; 3. fixed pin key; 4. disc spring; 5. fixed wedge block; 6. fixed connecting groove; 7. elastic ear angle. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0023] For example, please refer to Figure 1-3 , the utility model provides a technical solution:

[0024] A split-structure active bevel gear comprises a bevel gear body 1, a spline shaft 2 is connected at the center of the bevel gear body 1, a fixed pin key 3 is connected at the center of the spline shaft 2 and on the end surface of the bevel gear body 1, a disc spring 4 is connected between the fixed pin key 3 and the bevel gear body 1, a fixed wedge block 5 is symmetrically arranged on the side wall of one end of the fixed pin key 3, and a fixed connection groove 6 is opened on the side wall of the spline shaft 2 and corresponding to the fixed wedge block 5;

[0025] In this embodiment, reference Figure 1 , Figure 2 and Figure 3A spline groove is provided at the center of the bevel gear body 1 and corresponds to the spline shaft 2, wherein the spline shaft 2 and the spline groove are matched with each other under the condition of clearance fit, a limit stop ring is provided on the side wall of the spline shaft 2 and at the bottom of the bevel gear body 1, wherein the diameter of the limit stop ring is greater than the maximum diameter of the spline on the spline shaft 2, and the bevel gear body 1 is limited on the spline of the spline shaft 2 by the limit stop ring, a placement groove is provided on the end face of the bevel gear body 1 and corresponds to the disc spring 4, wherein the disc spring 4 is installed in the placement groove under the condition of clearance fit with the placement groove, a through hole is provided at the center of the spline shaft 2 and corresponds to the fixing pin key 3, wherein the fixing pin key 3 and the through hole are matched under the condition of clearance fit with the spline shaft 2 and the fixed pin key 3 cooperate with each other, and at the same time, a guide groove is opened on the side wall of the inner cavity of the spline shaft 2 and corresponding to the fixed wedge block 5, wherein the cooperation mode of the fixed wedge block 5 and the guide groove is clearance cooperation, and a fixed retaining ring is arranged on the side wall of the fixed pin key 3 and corresponding to the end surface of the bevel gear body 1, wherein the diameter of the fixed retaining ring is greater than the maximum diameter of the spline groove at the center of the bevel gear body 1, and the fixed pin key 3 is provided with two groups of elastic ear angles 7, and the fixed wedge block 5 is arranged on the side wall of the elastic ear angle 7, and an inclined guide surface is arranged on the side wall of the fixed wedge block 5. Under the condition that the cooperation mode of the fixed wedge block 5 and the fixed connecting groove 6 is clearance cooperation, the fixed wedge block 5 and the fixed connecting groove 6 cooperate with each other, thereby fixing the bevel gear body 1, the spline shaft 2, the fixed pin key 3 and the disc spring 4 together;

[0026] Furthermore, a spline groove is provided at the center of the bevel gear body 1 and corresponds to the spline shaft 2, wherein the spline shaft 2 and the spline groove are matched in a clearance fit, the spline shaft 2 and the fixed pin key 3 are both through structures, a limited stop ring is provided on the side wall of the spline shaft 2 and at the bottom of the bevel gear body 1, wherein the diameter of the limited stop ring is larger than the maximum diameter of the spline on the spline shaft 2, a placement groove is provided on the end face of the bevel gear body 1 and corresponds to the disc spring 4, wherein the disc spring 4 and the placement groove are matched in a clearance fit, a through hole is provided at the center of the spline shaft 2 and corresponds to the fixed pin key 3, wherein the fixed pin key 3 and the through hole are matched in a clearance fit, and the spline A guide groove is provided on the side wall of the inner cavity of the key shaft 2 and corresponds to the fixed wedge block 5, wherein the fixed wedge block 5 and the guide groove are matched in a clearance fit, and a fixed retaining ring is provided on the side wall of the fixed pin key 3 and corresponding to the end surface of the bevel gear body 1, wherein the diameter of the fixed retaining ring is larger than the maximum diameter of the spline groove at the center of the bevel gear body 1, and the fixed pin key 3 is provided with two sets of elastic ear angles 7, and the fixed wedge block 5 is provided on the side wall of the elastic ear angle 7, and an inclined guide surface is provided on the side wall of the fixed wedge block 5, and the fixed wedge block 5 and the fixed connecting groove 6 are matched in a clearance fit, which makes the device more convenient when in use.

[0027] The working process of the utility model is as follows: when using an active bevel gear with a split structure, first, a spline groove is provided at the center of the bevel gear body 1 and corresponds to the spline shaft 2, wherein the spline shaft 2 and the spline groove are matched with each other under the condition that the matching mode is clearance matching, a limit stop ring is provided on the side wall of the spline shaft 2 and at the bottom of the bevel gear body 1, wherein the diameter of the limit stop ring is greater than the maximum diameter of the spline on the spline shaft 2, and the bevel gear body 1 is limited on the spline of the spline shaft 2 by the limit stop ring, a placement groove is provided on the end face of the bevel gear body 1 and corresponds to the disc spring 4, wherein the disc spring 4 is installed in the placement groove under the condition that the matching mode is clearance matching with the placement groove, a through hole is provided at the center of the spline shaft 2 and corresponds to the fixing pin key 3, wherein the spline shaft 2 and the fixing pin key 3 are matched with the through hole under the condition that the matching mode is clearance matching, 3 cooperate with each other, and at the same time, a guide groove is opened on the side wall of the inner cavity of the spline shaft 2 and corresponds to the fixed wedge block 5, wherein the cooperation mode of the fixed wedge block 5 and the guide groove is a clearance fit, and a fixed retaining ring is arranged on the side wall of the fixed pin key 3 and corresponding to the end surface of the bevel gear body 1, wherein the diameter of the fixed retaining ring is larger than the maximum diameter of the spline groove at the center of the bevel gear body 1, and the fixed pin key 3 is provided with two groups of elastic ear angles 7, and the fixed wedge block 5 is arranged on the side wall of the elastic ear angle 7, and an inclined guide surface is arranged on the side wall of the fixed wedge block 5. Under the condition that the cooperation mode of the fixed wedge block 5 and the fixed connecting groove 6 is a clearance fit, the fixed wedge block 5 and the fixed connecting groove 6 cooperate with each other, thereby fixing the bevel gear body 1, the spline shaft 2, the fixed pin key 3 and the disc spring 4 together, thereby completing the assembly of the active bevel gear.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A split-structure active bevel gear, comprising a bevel gear body (1), characterized in that: A spline shaft (2) is connected at the center of the bevel gear body (1); a fixed pin key (3) is connected at the center of the spline shaft (2) and on the end surface of the bevel gear body (1); a disc spring (4) is connected between the fixed pin key (3) and the bevel gear body (1); a fixed wedge block (5) is symmetrically arranged on the side wall of one end of the fixed pin key (3); and a fixed connection groove (6) is opened on the side wall of the spline shaft (2) and corresponds to the fixed wedge block (5).

2. The active bevel gear with a split structure according to claim 1, characterized in that: A spline groove is provided at the center of the bevel gear body (1) and corresponds to the spline shaft (2), wherein the spline shaft (2) and the spline groove are fitted in a clearance fit, and the spline shaft (2) and the fixing pin key (3) are both through structures.

3. The active bevel gear with a split structure according to claim 1, characterized in that: A limit stop ring is provided on the side wall of the spline shaft (2) and at the bottom of the bevel gear body (1), wherein the diameter of the limit stop ring is greater than the maximum diameter of the spline on the spline shaft (2).

4. The active bevel gear with a split structure according to claim 1, characterized in that: A placement groove is provided on the end surface of the bevel gear body (1) and corresponds to the disc spring (4), wherein the disc spring (4) and the placement groove are matched in a clearance fit.

5. The active bevel gear with a split structure according to claim 1, characterized in that: A through hole is provided at the center of the spline shaft (2) and corresponds to the fixing pin key (3), wherein the fixing pin key (3) and the through hole are matched in a clearance fit.

6. The active bevel gear with a split structure according to claim 1, characterized in that: A guide groove is provided on the side wall of the inner cavity of the spline shaft (2) and corresponds to the fixed wedge block (5), wherein the fixed wedge block (5) and the guide groove are matched in a clearance fit.

7. The active bevel gear with a split structure according to claim 1, characterized in that: A fixed retaining ring is provided on the side wall of the fixed pin key (3) and corresponding to the end surface of the bevel gear body (1), wherein the diameter of the fixed retaining ring is greater than the maximum diameter of the spline groove at the center of the bevel gear body (1), and the fixed pin key (3) is provided with two sets of elastic ear angles (7).

8. The split-structure active bevel gear according to claim 1, characterized in that: The fixed wedge block (5) is arranged on the side wall of the elastic ear angle (7), an inclined guide surface is arranged on the side wall of the fixed wedge block (5), and the fixed wedge block (5) and the fixed connection groove (6) are matched in a clearance fit.

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