Clamping tool for earring bolt

Abstract

The clamping tool comprises a base, a limiting groove is formed in the base, a limiting opening is formed in one side of the limiting groove, the limiting opening is communicated with the limiting groove, the height of the bottom face of the limiting groove is larger than that of the bottom face of the limiting opening, at least one fixing assembly is arranged above the base, and the fixing assembly is connected with the limiting opening. The fixing assembly is connected with the base; the earring bolt comprises a ring lock part and a shaft rod part, the ring lock part is matched with the limiting groove, the shaft rod part is matched with the limiting opening, and the fixing assembly is used for fixing the earring bolt; according to the utility model, the limiting groove and the limiting opening are formed in the base, the earring bolt can be placed in the limiting groove and the limiting opening, the limiting opening limits the earring bolt, and then the earring bolt is pressed and fixed through the fixing assembly above the base, so that the stability of the earring bolt is ensured, the installation operation is simple, and the subsequent processing precision is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of bolt processing, and in particular relates to a clamping tool for earring bolts. Background Art

[0002] Earring bolts are relatively common and are often used in the connection parts of mechanical parts. When processing earring bolts, the ring lock part on the upper end needs to be turned and polished, and the shaft part needs to be threaded and polished. Therefore, they need to be firmly fixed during processing to produce products with higher precision. Existing clamping devices usually fix one end before processing the other end. The workpiece is prone to displacement or shaking during turning or polishing, resulting in low processing accuracy. Utility Model Content

[0003] The utility model aims to provide a clamping tool for earring bolts, which can clamp the earring bolts by arranging limiting grooves and limiting openings and fixing components on a base, thereby avoiding displacement during processing and ensuring processing accuracy.

[0004] The utility model is realized by the following technical solutions:

[0005] A clamping tool for an earring bolt comprises a base, a limiting groove is arranged on the base, a limiting opening is arranged on one side of the limiting groove, the limiting opening is communicated with the limiting groove, at least one fixing component is arranged above the base, and the fixing component is connected to the base; the earring bolt comprises a ring locking portion and a shaft rod portion, the ring locking portion cooperates with the limiting groove, the shaft rod portion cooperates with the limiting opening, and the fixing component is used to fix the earring bolt.

[0006] Furthermore, the fixing assembly includes a fixing bolt and a gasket, and an assembly hole is provided on the base at the edge of the limiting groove, and the fixing bolt cooperates with the assembly hole.

[0007] Furthermore, a mounting surface is provided on the base, the mounting surface is located at the edge of the limiting groove, the height of the mounting surface is lower than the height of the edge of the base, and the fixing component is arranged on the mounting surface.

[0008] Furthermore, a clearance groove is provided on the edge of the base, the clearance groove is communicated with the installation surface, and the bottom of the clearance groove is in the same horizontal plane as the installation surface.

[0009] Furthermore, a positioning portion and a supporting portion are provided in the limiting groove, the supporting portion is provided at the edge of the positioning portion, the height of the supporting portion is greater than the height of the positioning portion, and the locking portion of the earring bolt abuts against the supporting portion.

[0010] Furthermore, a rubber pad is provided on the support portion, and the rubber pad is glued to the support portion.

[0011] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0012] 1) In the utility model, a limiting groove and a limiting opening are provided on the base, and the earring bolt can be placed in the limiting groove and the limiting opening. The limiting opening limits the earring bolt, and then the earring bolt is pressed and fixed by a fixing component above the base, thereby ensuring the stability of the earring bolt, simple installation operation, and high subsequent processing accuracy.

[0013] 2) In the utility model, a rubber pad is arranged in the limiting groove of the base, the rubber pad is glued to the supporting part in the limiting groove, and the surface of the rubber pad abuts against the ring locking part of the earring bolt. The rubber pad can prevent the surface of the ring locking part from being worn when processing the earring bolt. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0015] Figure 1 The utility model is a schematic diagram of the assembly structure of the clamping tool for the earring bolt.

[0016] Figure 2 The utility model is a schematic diagram of the structure of the base in the clamping tool of the earring bolt.

[0017] Figure 3 It is a structural schematic diagram of the earring bolt in the utility model.

[0018] Among them: 1-base, 11-limiting groove, 111-supporting part, 112-positioning part, 12-limiting mouth, 13-installing surface, 14-allowing groove, 2-fixing component, 21-fixing bolt, 22-gasket, 3-earring bolt, 31-ring locking part, 32-shaft rod part, 4-rubber pad. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0020] Embodiment 1:

[0021] The main structure of this embodiment is a clamping tool for earring bolts, such as Figure 1 , Figure 2and Figure 3 As shown, it includes a base 1, a limiting groove 11 is provided on the base 1, a limiting opening 12 is provided on one side of the limiting groove 11, and the limiting opening 12 is communicated with the limiting groove 11, and at least one fixing component 2 is provided above the base 1, and the fixing component 2 is connected to the base 1; the earring bolt 3 includes a ring locking portion 31 and a shaft portion 32, the ring locking portion 31 cooperates with the limiting groove 11, and the shaft portion 32 cooperates with the limiting opening 12, and the fixing component 2 is used to fix the earring bolt 3; the fixing component 2 includes a fixing bolt 21 and a gasket 22, and an assembly hole is provided on the base 1 at the edge of the limiting groove 11, and the fixing bolt 21 cooperates with the assembly hole.

[0022] The earring bolt 3 includes a ring locking portion 31 and a shaft portion 32, the shaft portion 32 is connected to the ring locking portion 31, the ring locking portion 31 is a circular ring structure, and its upper and lower surfaces are planar structures; the base 1 is preferably a cylindrical structure, a limiting groove 11 is provided on the base 1, and a limiting opening 12 is provided on one side of the limiting groove 11, the ring locking portion 31 of the earring bolt 3 cooperates with the limiting groove 11, the shaft portion 32 of the earring bolt 3 can be inserted into the limiting opening 12 and limited by the limiting opening 12 to prevent it from rotating, three fixing components 2 are arranged on the base 1, the fixing component 2 includes a gasket 22 and a fixing bolt 21, the fixing bolt 21 passes through the gasket 22 and is connected to the base 1, the gasket 22 abuts against the surface of the ring locking portion 31 of the earring bolt 3 to limit and fix it, so that the earring bolt 3 can be further processed.

[0023] Embodiment 2:

[0024] On the basis of the above embodiments, the present embodiment further defines a limiting groove 11, a mounting surface 13 is provided on the base 1, the mounting surface 13 is located at the edge of the limiting groove 11, the height of the mounting surface 13 is lower than the height of the edge of the base 1, and the fixing component 2 is arranged on the mounting surface 13; a clearance groove 14 is provided at the edge of the base 1, the clearance groove 14 is connected with the mounting surface 13, and the bottom of the clearance groove 14 is in the same horizontal plane as the mounting surface 13; a positioning portion 112 and a supporting portion 111 are provided in the limiting groove 11, the supporting portion 111 is provided at the edge of the positioning portion 112, the height of the supporting portion 111 is greater than the height of the positioning portion 112, and the ring locking portion 31 of the earring bolt 3 is in contact with the supporting portion 111; a rubber pad 4 is provided on the supporting portion 111, and the rubber pad 4 is glued to the supporting portion 111.

[0025] A mounting surface 13 is provided on the limiting groove 11 at the inner side of the edge of the base 1. The height of the mounting surface 13 is lower than the height of the edge of the base 1. After the earring bolt 3 is placed in the limiting groove 11, the mounting surface 13 is flush with the surface of the ring locking portion 31 on the earring bolt 3, so that it is convenient for the fixing component 2 to fix the earring bolt 3; at the same time, a clearance groove 14 is provided at the edge of the base 1. The clearance groove 14 is used to set a gasket 22. The side surface of the clearance groove 14 is connected to the mounting surface 13, and the bottom surface of the clearance groove 14 is kept flush with the mounting surface 13. The gasket 22 can be embedded in the clearance groove 14, further improving the fixing effect of the fixing component 2 on the earring bolt 3; a fixing groove 14 is provided at the bottom of the limiting groove 11. The positioning portion 112 and the supporting portion 111, the positioning portion 112 is located at the geometric center of the limiting groove 11 and is recessed, the supporting portion 111 is located at the edge of the positioning portion 112, the supporting portion 111 is used to support the ring lock portion 31 of the earring bolt 3, the bottom of the upper limit opening 12 of the base 1 is lower than the surface height of the supporting portion 111, so that it can cooperate with the shaft portion 32 of the earring bolt 3; the positioning portion 112 is used for subsequent processing and positioning of the inner side wall of the ring lock portion 31, so the positioning portion 112 is sunken; the supporting portion 111 is also provided with a rubber pad 4, the rubber pad 4 is in contact with the surface of the ring lock portion 31, and the surface of the ring lock portion 31 can be prevented from being worn when processing the earring bolt 3. The other parts of this embodiment are the same as the above embodiment, and will not be repeated here.

[0026] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. used to indicate the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, or are the orientation or position relationship in which the utility model product is usually placed when used. They are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model.

[0027] In addition, if the terms "horizontal" or "vertical" appear in the description of the present invention, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0028] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 indirectly connected 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.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. A clamping tool for earring bolts, characterized in that: It includes a base, a limiting groove is arranged on the base, a limiting opening is arranged on one side of the limiting groove, the limiting opening is communicated with the limiting groove, at least one fixing component is arranged above the base, and the fixing component is connected to the base; the earring bolt includes a ring locking part and a shaft rod part, the ring locking part cooperates with the limiting groove, the shaft rod part cooperates with the limiting opening, and the fixing component is used to fix the earring bolt.

2. The clamping tool for earring bolts according to claim 1, characterized in that: The fixing assembly includes a fixing bolt and a gasket. An assembly hole is provided on the base at the edge of the limiting groove, and the fixing bolt matches the assembly hole.

3. The clamping tool for earring bolts according to claim 2, characterized in that: The base is provided with a mounting surface, the mounting surface is located at the edge of the limiting groove, the height of the mounting surface is lower than the height of the edge of the base, and the fixing component is arranged on the mounting surface.

4. The clamping tool for earring bolts according to claim 3, characterized in that: The edge of the base is provided with a clearance groove, the clearance groove is communicated with the installation surface, and the bottom of the clearance groove is in the same horizontal plane as the installation surface.

5. The clamping tool for earring bolts according to claim 1, characterized in that: A positioning portion and a supporting portion are arranged in the limiting groove, the supporting portion is arranged at the edge of the positioning portion, the height of the supporting portion is greater than the height of the positioning portion, and the locking portion of the earring bolt abuts against the supporting portion.

6. The clamping tool for earring bolts according to claim 5, characterized in that: A rubber pad is arranged on the support part, and the rubber pad is glued to the support part.

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