Clamping tool for rocker arm

Abstract

The clamping tool comprises a base and a clamping piece, a first fixing face is arranged on the base, a second fixing face is arranged on the clamping piece, the two sides of the rocker arm are matched with the first fixing face and the second fixing face respectively, the rocker arm is arranged on the first fixing face of the base, and the rocker arm is arranged on the second fixing face of the base. The clamping piece is arranged above the rocker arm, at least two fixing bolts are arranged on the clamping piece, and the clamping piece and the base are connected through the fixing bolts and clamp and fix the rocker arm; the rocker arm is fixed through cooperation of the first fixing face on the base and the second fixing face on the clamping piece, the structure of the first fixing face and the structure of the second fixing face are matched with the surface structure of the rocker arm, meanwhile, the multiple fixing bolts are arranged on the clamping piece, the clamping piece and the base are connected and fixed through the fixing bolts, and therefore the rocker arm is clamped. And the connecting mode of the clamping piece and the base is simple, operation is convenient, the clamping efficiency of the rocker arm is high, and the machining precision error is small.

Description

Technical Field

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

[0002] Mechanical rocker arms are usually used in various mechanical transmission fields, including in daily necessities. The manufacturing process of rocker arms involves turning, grinding, drilling and other steps. Traditional clamping tools can only partially clamp the rocker arms, and the clamping effect is poor. After completing a workpiece and installing a new workpiece, it is necessary to recalibrate before continuing processing. Otherwise, the processing accuracy cannot be guaranteed, resulting in low processing efficiency and poor processing accuracy. Utility Model Content

[0003] The utility model aims to provide a clamping tool for a rocker arm, which uses a base and a clamping piece to clamp and fix the rocker arm, does not need to repeatedly position the rocker arm, and can significantly improve processing efficiency and processing accuracy.

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

[0005] A clamping tool for a rocker arm, comprising a base and a clamping member, wherein the base is provided with a first fixing surface, the clamping member is provided with a second fixing surface, the two sides of the rocker arm respectively cooperate with the first fixing surface and the second fixing surface, the rocker arm is arranged on the first fixing surface of the base, the clamping member is arranged above the rocker arm, at least two fixing bolts are arranged on the clamping member, the clamping member and the base are connected by fixing bolts and clamp the rocker arm.

[0006] Furthermore, both the first fixing surface and the second fixing surface are provided with arc-shaped grooves, and the grooves match with the ends of the rocker arms.

[0007] Furthermore, a reference surface is provided on one side of the first fixing surface of the base, and the height of the reference surface is higher than the height of the first fixing surface.

[0008] Furthermore, the clamping member is provided with an abutting surface, the abutting surface is provided on one side of the second fixing surface, the height of the abutting surface is lower than the height of the second fixing surface, and the abutting surface matches the reference surface.

[0009] Furthermore, a limiting surface is provided on the base at one side of the first fixing surface, and the limiting surface is used to limit the clamping member.

[0010] Furthermore, three fixing bolts are arranged on the clamping member.

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

[0012] In the utility model, a clamping piece is provided on the base, and the rocker arm is fixed by matching the first fixing surface on the base with the second fixing surface on the clamping piece. The structure of the first fixing surface and the second fixing surface matches the surface structure of the rocker arm. At the same time, a plurality of fixing bolts are provided on the clamping piece, and the clamping piece is connected and fixed to the base by the fixing bolts, so as to clamp the rocker arm, which is convenient for subsequent processing of the rocker arm. The connection method between the clamping piece and the base is simple and easy to operate, the clamping efficiency of the rocker arm is high, and the processing precision error is small. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] 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.

[0014] Figure 1 The utility model is a schematic diagram of the assembly structure of the clamping fixture of the rocker arm.

[0015] Figure 2 It is a structural schematic diagram of the base in the utility model.

[0016] Figure 3 It is a structural schematic diagram of the clamping member in the utility model.

[0017] Figure 4 It is a structural schematic diagram of the rocker arm in the utility model.

[0018] Among them: 1-base, 11-first fixing surface, 12-reference surface, 13-limiting surface, 2-clamping member, 21-second fixing surface, 22-abutting surface, 3-fixing bolt, 4-rocker arm. 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 rocker arm clamping tool, such as Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, it includes a base 1 and a clamping member 2, the base 1 is provided with a first fixing surface 11, the clamping member 2 is provided with a second fixing surface 21, the two sides of the rocker arm 4 are respectively matched with the first fixing surface 11 and the second fixing surface 21, the rocker arm 4 is arranged on the first fixing surface 11 of the base 1, the clamping member 2 is arranged above the rocker arm 4, at least two fixing bolts 3 are arranged on the clamping member 2, the clamping member 2 and the base 1 are connected by the fixing bolts 3 and the rocker arm 4 is clamped and fixed; the first fixing surface 11 and the second fixing surface 21 are both provided with arc-shaped grooves, and the grooves are matched with the ends of the rocker arm 4; a limiting surface 13 is provided on one side of the first fixing surface 11 of the base 1, and the limiting surface 13 is used to limit the clamping member 2; three fixing bolts 3 are provided on the clamping member 2.

[0022] One side of the base 1 is preferably a cylindrical structure, the structure of the clamping member 2 is matched with the structure of the first fixed surface 11 on the other side of the base 1, the rocker arm 4 is arranged between the clamping member 2 and the first fixed surface 11, and the clamping member 2 is provided with a second fixed surface 21. The structures of the first fixed surface 11 and the second fixed surface 21 respectively match the surface structure of the rocker arm 4, so that the rocker arm 4 is kept stable between the base 1 and the clamping member 2, which is convenient for subsequent processing; preferably, three fixing bolts 3 are arranged on the clamping member 2, and the fixing bolts 3 pass through The clamping member 2 is threadedly connected to the base 1 to press and fix the clamping member 2, wherein two fixing bolts 3 are arranged on the clamping member 2 near the abutting surface 22, and another fixing bolt 3 is arranged at the other end of the clamping member 2; arc-shaped grooves are arranged on the first fixing surface 11 and the second fixing surface 21, and the grooves can cooperate with the structure at the end of the rocker arm 4; a limiting surface 13 is arranged on one side of the first fixing surface 11, and the limiting surface 13 can limit the clamping member 2 to prevent the clamping member 2 from excessive displacement or sliding on the base 1.

[0023] Embodiment 2:

[0024] Based on the above embodiment, this embodiment further adds a reference surface 12 and abutting surface 22, such as Figure 2 and Figure 3 As shown, a reference surface 12 is provided on one side of the first fixed surface 11 of the base 1, and the height of the reference surface 12 is higher than the height of the first fixed surface 11; a contact surface 22 is provided on the clamping member 2, and the contact surface 22 is provided on one side of the second fixed surface 21, and the height of the contact surface 22 is lower than the height of the second fixed surface 21, and the contact surface 22 cooperates with the reference surface 12.

[0025] Preferably, a reference surface 12 is provided on the base 1 at one end of the first fixed surface 11, and the reference surface 12 is used to provide an installation reference for the clamp 2. At the same time, a contact surface 22 is provided on the clamp 2, and the contact surface 22 contacts the reference surface 12. The height of the reference surface 12 is higher than the height of the first fixed surface 11, and the height of the contact surface 22 is lower than the height of the second fixed surface 21. After the contact surface 22 contacts the reference surface 12, a gap for placing the rocker arm 4 is formed between the first fixed surface 11 and the second fixed surface 21. The rocker arm 4 is provided between the clamp 2 and the base 1, and is tightened and fixed by the fixing bolt 3. The other parts of this embodiment are the same as those of the above embodiment, and are not 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 rocker arm clamping tool, characterized in that: It includes a base and a clamping member, the base is provided with a first fixing surface, the clamping member is provided with a second fixing surface, the two sides of the rocker arm are respectively matched with the first fixing surface and the second fixing surface, the rocker arm is arranged on the first fixing surface of the base, the clamping member is arranged above the rocker arm, at least two fixing bolts are arranged on the clamping member, the clamping member and the base are connected by fixing bolts and the rocker arm is clamped and fixed.

2. The rocker arm clamping fixture as claimed in claim 1, characterized in that: The first fixing surface and the second fixing surface are both provided with arc-shaped grooves, and the grooves match with the ends of the rocker arms.

3. The rocker arm clamping fixture as claimed in claim 2, characterized in that: A reference surface is arranged on one side of the first fixing surface of the base, and the height of the reference surface is higher than the height of the first fixing surface.

4. The rocker arm clamping fixture as claimed in claim 3, characterized in that: The clamping member is provided with an abutting surface, which is arranged on one side of the second fixing surface. The height of the abutting surface is lower than the height of the second fixing surface, and the abutting surface matches the reference surface.

5. The rocker arm clamping fixture as claimed in claim 1, characterized in that: A limiting surface is arranged on one side of the base and located on the first fixing surface, and the limiting surface is used to limit the clamping member.

6. The rocker arm clamping fixture as claimed in claim 1, characterized in that: The clamping member is provided with three fixing bolts.

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