Clamping machining tool for special parts

Abstract

The utility model discloses a special part clamping and machining tool which comprises a base, a limiting groove is formed in the base, a mounting part is arranged above the limiting groove, and a part is arranged at the position of the mounting part. A limiting assembly is arranged in the limiting groove and comprises at least one positioning pin, an elastic assembly and a limiting block, and the upper surface of the limiting block abuts against the bottom of the part; a machining surface is arranged on the base, and the machining surface is lower than the upper surface of the base; a positioning hole is formed in the position, located at the mounting part, of the base, an insertion part is arranged at one end of the part, the insertion part is matched with the positioning hole and inserted into the positioning hole to be positioned by the base, and the to-be-machined face of the part corresponds to the machining face; a mounting part is arranged on the base, a mounting groove is formed below the mounting part, a self-adaptive limiting assembly is arranged in the mounting groove and comprises a spring and a limiting block, and the limiting block always abuts against a part under the elastic action of the spring to support the part, so that machining of the part is facilitated.

Description

Technical Field

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

[0002] Some special parts have irregular surface shapes and are difficult to adapt to ordinary clamping devices during processing. Therefore, during processing, the parts are usually fixed with pliers or large fixed tooling before processing. At the same time, each time a surface of the part is processed, the part needs to be removed and re-clamped, and the accuracy of the processed surface needs to be re-determined. The operation is very cumbersome, and the clamping effect is not good. The parts are prone to shaking during the processing, affecting the quality and efficiency of the part processing. Utility Model Content

[0003] The utility model aims to provide a clamping and processing tool for special parts, so as to solve the problem that parts with irregular shapes are difficult to clamp during processing.

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

[0005] A clamping and processing tool for special parts, comprising a base, a limiting groove is provided on the base, a mounting portion is provided above the limiting groove, and the part is arranged at the mounting portion; a limiting component is provided in the limiting groove, and the limiting component includes at least one positioning pin, an elastic component and a limiting block, the elastic component is used to support the limiting block, and the upper surface of the limiting block abuts against the bottom of the part; a processing surface is provided on the base, and the height of the processing surface is lower than the height of the upper surface of the base; a positioning hole is provided on the base at the mounting portion, and an insertion portion is provided at one end of the part, the insertion portion cooperates with the positioning hole and is inserted into the positioning hole to be positioned by the base, and the surface to be processed of the part corresponds to the processing surface.

[0006] Furthermore, a through hole is provided on the base at the bottom of the positioning hole, a threaded hole is provided on the insertion portion of the part, and the part is fixed by bolts after being inserted into the positioning hole.

[0007] Furthermore, the elastic component includes a positioning rod and a spring, the positioning rod is connected to the base and the limiting block respectively, and the spring is sleeved on the positioning rod and abuts against the base and the limiting block.

[0008] Furthermore, a limiting flange is provided on the upper surface of the limiting block, and the limiting flange abuts against the side surface of the part.

[0009] Furthermore, installation grooves are provided on both left and right sides of the base.

[0010] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0011] 1) In the utility model, a mounting portion is provided on the base, a mounting groove is provided below the mounting portion, an adaptive limit assembly is provided in the mounting groove, the limit assembly includes a spring and a limit block, and the limit block always maintains contact with the part under the elastic action of the spring to support the part, which is convenient for the processing of the part.

[0012] 2) In the utility model, a positioning hole and a through hole are provided on the base, and the insertion portion of the part is inserted into the positioning hole, and at the same time, a bolt is inserted into the through hole through a threaded hole on the part and is threadedly connected with the through hole, so that the part can be further fixed. 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 and processing tooling for special parts.

[0015] Figure 2 It is a structural schematic diagram of a base in a clamping and processing tooling for special parts of the utility model.

[0016] Figure 3 The utility model is a schematic diagram of the structure of the parts in the clamping and processing tooling of the special parts.

[0017] Among them: 1-base, 11-mounting part, 12-limiting groove, 13-processing surface, 14-positioning hole, 15-through hole, 16-mounting groove, 2-part, 21-insertion part, 22-threaded hole, 3-bolt, 4-limiting block, 41-limiting flange, 5-positioning pin, 6-spring. DETAILED DESCRIPTION

[0018] 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.

[0019] Embodiment 1:

[0020] The main structure of this embodiment is a clamping and processing tool for special parts, such as Figure 1 , Figure 2 and Figure 3As shown, it includes a base 1, a limiting groove 12 is provided on the base 1, a mounting portion 11 is provided above the limiting groove 12, and the part 2 is arranged at the position of the mounting portion 11; a limiting component is provided in the limiting groove 12, and the limiting component includes at least one positioning pin 5, an elastic component and a limiting block 4, the elastic component is used to support the limiting block 4, and the upper surface of the limiting block 4 abuts against the bottom of the part 2; a processing surface 13 is provided on the base 1, and the height of the processing surface 13 is lower than the height of the upper surface of the base 1; a positioning hole 1 is provided on the base 1 at the position of the mounting portion 11 4. An insertion portion 21 is provided at one end of the part 2, and the insertion portion 21 cooperates with the positioning hole 14 and is inserted into the positioning hole 14 to be positioned by the base 1, and the surface 13 to be processed of the part 2 corresponds to the processing surface 13; a through hole 15 is provided on the base 1 at the bottom of the positioning hole 14, and a threaded hole 22 is provided on the insertion portion 21 of the part 2. After the part 2 is inserted into the positioning hole 14, it is fixed by a bolt 3; the elastic component includes a positioning rod and a spring 6, and the positioning rod is respectively connected to the base 1 and the limit block 4, and the spring 6 is sleeved on the positioning rod and abuts against the base 1 and the limit block 4.

[0021] Preferably, the base 1 is made of alloy material, and is provided with a stepped mounting portion 11 on the base 1. The mounting portion 11 is arranged above the limiting groove 12, and the part 2 is arranged at the position of the mounting portion 11. An insertion portion 21 is provided at one end of the part 2, and a positioning hole 14 is provided on the base 1 at one side of the mounting portion 11. The insertion portion 21 can be inserted into the positioning hole 14 to cooperate with the base 1; a limiting groove 12 is provided below the mounting portion 11, and a limiting component is provided in the limiting groove 12. The limiting component includes two positioning pins 5, an elastic component and a limiting block 4. The two positioning pins 5 are arranged at intervals in the limiting groove 12, and the limiting pins are inserted into the limiting block 4 to position the limiting block 4. An elastic component is provided between the two limiting pins, and the elastic component includes a positioning rod and a spring 6. The positioning rod is arranged between the two positioning pins 5, and the spring 6 is sleeved on the positioning rod. Both ends of the spring 6 are divided into The spring 6 can support the limit block 4 so that the limit block 4 always maintains an abutment state with the bottom of the part 2; at the same time, a processing surface 13 is arranged on the base 1, and the processing surface 13 is arranged above the mounting portion 11. The processing surface 13 is used to provide a reference surface for the processing of the part 2. When the part 2 is set at the position of the mounting portion 11, the insertion portion 21 of the part 2 is inserted into the positioning hole 14, and the upper surface of the part 2 is located at the position of the processing surface 13 of the base 1, and the cutting tool cuts the part 2 along the processing surface 13; in order to further improve the stability of the part 2, a through hole 15 is arranged in the positioning hole 14, and the through hole 15 is connected to the positioning hole 14. A threaded hole 22 is arranged on the part 2, and the bolt 3 passes through the threaded hole 22 and is inserted into the through hole 15 and is threadedly connected with the base 1, which can further stabilize the part 2.

[0022] Embodiment 2:

[0023] Based on the above embodiment, this embodiment further defines the limit block 4, such as Figure 1 As shown, the upper surface of the limit block 4 is provided with a limit flange 41, and the limit flange 41 abuts against the side surface of the part 2. Preferably, the limit flange 41 is provided on the upper surface of the limit block 4, and a right angle is formed between the limit flange 41 and the upper surface of the part 2, and the bottom of the part 2 abuts against the upper surface of the limit block 4. At the same time, the side surface of the part 2 is limited by the limit flange 41, thereby further ensuring the stability of the part 2 on the base 1. The other parts of this embodiment are the same as the above embodiment, and will not be repeated here.

[0024] Embodiment 3:

[0025] Based on the above embodiment, this embodiment further defines the base 1, such as Figure 2 As shown, the left and right sides of the base 1 are provided with mounting grooves 16. Preferably, mounting grooves 16 are provided on both sides of the base 1, and the mounting grooves 16 are used to fix the base 1. When the base 1 is set on the processing table, the fixing parts on the processing table can be inserted into the mounting grooves 16 to press and fix the base 1, thereby ensuring the stability of the base 1 itself during the chip processing operation. 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 special parts, characterized in that: It includes a base, a limiting groove is provided on the base, a mounting portion is provided above the limiting groove, and the part is arranged at the position of the mounting portion; a limiting component is provided in the limiting groove, and the limiting component includes at least one positioning pin, an elastic component and a limiting block, and the elastic component is used to support the limiting block, and the upper surface of the limiting block abuts against the bottom of the part; a processing surface is provided on the base, and the height of the processing surface is lower than the height of the upper surface of the base; a positioning hole is provided on the base at the position of the mounting portion, and an insertion portion is provided at one end of the part, and the insertion portion cooperates with the positioning hole and is inserted into the positioning hole to be positioned by the base, and the surface to be processed of the part corresponds to the processing surface.

2. The clamping and processing tooling for special parts as claimed in claim 1 is characterized in that: A through hole is arranged on the base at the bottom of the positioning hole, a threaded hole is arranged on the insertion portion of the part, and the part is fixed by bolts after being inserted into the positioning hole.

3. The clamping and processing tooling for special parts as claimed in claim 1 is characterized in that: The elastic component comprises a positioning rod and a spring. The positioning rod is connected to the base and the limiting block respectively. The spring is sleeved on the positioning rod and abuts against the base and the limiting block.

4. The clamping and processing tooling for special parts as claimed in claim 1 is characterized in that: The upper surface of the limit block is provided with a limit flange, and the limit flange abuts against the side surface of the part.

5. The clamping and processing tooling for special parts as claimed in claim 1 is characterized in that: The left and right sides of the base are both provided with mounting grooves.

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