Assembly tool for check ring

Abstract

The assembly tool comprises a pressing sleeve and a guide block, the whole guide block is in a circular truncated cone shape, a circle of protruding ring is arranged at the bottom of the guide block, the guide block is arranged on a shaft in an inserted mode through the protruding ring, the outer diameter of the lower portion of the guide block is the same as that of the shaft, and the pressing sleeve is provided with a containing hole. The diameter of the containing hole is the same as the outer diameter of the shaft, the pressing sleeve is arranged on the guide block in a sleeving mode, the steel wire check ring is arranged on the guide block in a sleeving mode, and the pressing sleeve pushes the steel wire check ring and enters the outer wall of the shaft under the guiding effect of the outer wall of the guide block. The pressing sleeve and the guide block which are matched with each other are adopted, and the circular-truncated-cone-shaped outer wall of the guide block is utilized, so that the steel cable baffle ring enters the outer wall of the shaft after being expanded, is sleeved on the outer wall of the shaft and then contracts to be fastened with the shaft. The tool provided by the utility model is convenient to operate, and realizes rapid installation of the steel cable baffle ring.

Description

Technical Field

[0001] The utility model belongs to the technical field of component installation structures of agricultural machinery and equipment, and in particular relates to an assembly tool for a retaining ring. Background Art

[0002] In the process of assembling various parts of agricultural machinery and equipment, wire retaining rings are often used to limit the position of a certain component. The wire retaining rings of existing products are mainly installed manually by assemblers, which is difficult to operate and has low work efficiency. They have high fatigue strength and are easily not installed in place, damaging the product surface, etc., reducing the installation efficiency of the device and cannot adapt to the scenario of large-scale batch production. Utility Model Content

[0003] In order to solve the above technical problems, the purpose of the utility model is to provide an assembly tool for a retaining ring, which is easy to use and can enable the wire retaining ring to be quickly installed in place.

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

[0005] A retaining ring assembly tool comprises a pressing sleeve and a guide block, wherein the guide block is truncated cone-shaped as a whole, and a convex ring is provided at the bottom of the guide block, the guide block is inserted on the shaft through the convex ring, the outer diameter of the lower part of the guide block is the same as the outer diameter of the shaft, the pressing sleeve is provided with a receiving hole, the diameter of the receiving hole is the same as the outer diameter of the shaft, the pressing sleeve is sleeved on the guide block, the wire retaining ring is sleeved on the guide block, the pressing sleeve pushes the wire retaining ring, and enters the outer wall of the shaft under the guiding action of the outer wall of the guide block.

[0006] As a preferred solution: an annular groove for accommodating a wire retaining ring is further provided on the outer side wall of the shaft, and the depth of the accommodating hole is the distance from the annular groove to the upper end surface of the guide block.

[0007] As a preferred solution: the difference between the diameter of the upper end surface and the diameter of the lower end surface of the guide block is smaller than the difference between the inner and outer diameters of the wire retaining ring.

[0008] As a preferred solution: the outer wall of the convex ring and the bottom of the guide block form a limit stop, and the end surface of the shaft abuts against the limit stop.

[0009] As a preferred solution: the pressing sleeve and the guide block are both integrally formed metal parts.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The utility model adopts a press sleeve and a guide block that cooperate with each other, and utilizes the truncated cone-shaped outer wall of the guide block so that the wire retaining ring is expanded and enters the outer wall of the shaft, and shrinks and is fastened to the shaft after being sleeved on the outer wall of the shaft. The tooling of the utility model is easy to operate and realizes the rapid installation of the wire retaining ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The drawings in the specification, which constitute a part of the present application, are used to provide a further understanding of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute a limitation on the present application.

[0013] Figure 1 It is a schematic diagram of the exploded structure of the tooling, wire retaining ring and shaft of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the tooling of the utility model pressing the wire retaining ring into the guide block;

[0015] Figure 3 It is a structural schematic diagram of the tooling of the utility model pressing a wire retaining ring onto a shaft.

[0016] The accompanying drawings are marked as follows: 1. pressing sleeve; 2. guide block; 21. limiting bayonet; 3. wire retaining ring; 4. shaft. DETAILED DESCRIPTION

[0017] It should be noted that the following detailed descriptions are illustrative and are intended to provide further explanation of the present application. Unless otherwise specified, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which the present application belongs.

[0018] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0019] In addition, in the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0020] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more, unless otherwise clearly defined.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0024] like Figures 1 to 3 As shown, an assembly tool for a retaining ring includes a pressing sleeve 1 and a guide block 2, both of which are integrally formed metal parts. The guide block 2 is truncated cone-shaped as a whole, and a convex ring is provided at the bottom of the guide block 2. The guide block 2 is inserted on the shaft 4 through the convex ring. The outer wall of the convex ring and the bottom of the guide block 2 form a limit bayonet 21, and the end face of the shaft 4 abuts against the limit bayonet 21.

[0025] The outer diameter of the lower part of the guide block 2 is the same as the outer diameter of the shaft 4. The pressing sleeve 1 is provided with a accommodating hole, and the diameter of the accommodating hole is the same as the outer diameter of the shaft 4. The pressing sleeve 1 is sleeved on the guide block 2, and the wire retaining ring 3 is sleeved on the guide block 2. The pressing sleeve 1 pushes the wire retaining ring 3 and enters the outer wall of the shaft 4 under the guiding action of the outer wall of the guide block 2.

[0026] The outer wall of the shaft 4 is also provided with an annular groove for accommodating the wire retaining ring 3, and the depth of the accommodating hole is the distance from the annular groove to the upper end surface of the guide block 2. The difference between the diameter of the upper end surface and the diameter of the lower end surface of the guide block 2 is smaller than the difference between the inner and outer diameters of the wire retaining ring 3.

[0027] When the tooling of the utility model is in use, the wire retaining ring is first sleeved onto the guide block, and then the guide block is installed on the shaft product that needs to be equipped with the wire retaining ring, and finally the wire retaining ring pre-sleeved on the guide block is pressed by a pressing sleeve. When the wire retaining ring moves downward, the inner diameter is expanded and it is easy to be pressed into the wire retaining ring groove on the outer wall of the shaft product, thereby realizing the rapid installation of the wire retaining ring.

[0028] The utility model adopts a press sleeve and a guide block that cooperate with each other, and utilizes the truncated cone-shaped outer wall of the guide block so that the wire retaining ring is expanded and enters the outer wall of the shaft, and shrinks and is fastened to the shaft after being sleeved on the outer wall of the shaft. The tooling of the utility model is easy to operate and realizes the rapid installation of the wire retaining ring.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention without departing from the principles and purpose of the present invention. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An assembly tool for a retaining ring, characterized in that: The invention comprises a pressing sleeve (1) and a guide block (2), wherein the guide block (2) is truncated cone-shaped as a whole, and a convex ring is provided at the bottom of the guide block (2), the guide block (2) is inserted on the shaft (4) through the convex ring, the outer diameter of the lower part of the guide block (2) is the same as the outer diameter of the shaft (4), the pressing sleeve (1) is provided with a receiving hole, the diameter of the receiving hole is the same as the outer diameter of the shaft (4), the pressing sleeve (1) is sleeved on the guide block (2), the wire retaining ring (3) is sleeved on the guide block (2), the pressing sleeve (1) pushes the wire retaining ring (3), and enters the outer wall of the shaft (4) under the guiding action of the outer wall of the guide block (2).

2. The assembly tool for a retaining ring according to claim 1, characterized in that: An annular groove for accommodating a wire retaining ring (3) is also provided on the outer side wall of the shaft (4), and the depth of the accommodating hole is the distance from the annular groove to the upper end surface of the guide block (2).

3. The assembly tool for a retaining ring according to claim 1, characterized in that: The difference between the diameter of the upper end surface and the diameter of the lower end surface of the guide block (2) is smaller than the difference between the inner and outer diameters of the wire retaining ring (3).

4. The assembly tool for a retaining ring according to claim 1, characterized in that: The outer wall of the convex ring and the bottom of the guide block (2) form a limiting snap-in (21), and the end surface of the shaft (4) abuts against the limiting snap-in (21).

5. The assembly tool for a retaining ring according to claim 1, characterized in that: The pressing sleeve (1) and the guide block (2) are both integrally formed metal parts.

Images