CN211829268U - Tensile pipe of accurate pencil terminal - Google Patents

Abstract

The utility model belongs to the technical field of electrical connection spare, concretely relates to tensile pipe of accurate pencil terminal, which comprises a pipe body, the body passes through cold stamping forming, the body is the drum type structure, the one end of body is provided with the expansion mouth. In practical application, the cold stamping production process is adopted for production, waste materials are hardly generated in the production process, the wall thickness of a product is uniform, the size of an inner hole is stable, the tolerance of the product completely meets the industrial requirement, and the used die is cheap and low in production cost.

Description

Tensile pipe of accurate pencil terminal

Technical Field

The utility model belongs to the technical field of electrical connector, concretely relates to tensile pipe of accurate pencil terminal.

Background

With the rapid development of the electronic industry and the expansion of the market, the electrical system is increasingly strong, various electrical appliances with different characteristics are continuously emerging, the electrical performance requirements of the wiring harness are higher and higher, and the connecting terminal plays an extremely important role in the wiring harness and the whole electrical system. If the wire harness is compared with the nervous system of the whole device, the terminal is the venation connecting point of each nervous system, so the quality of the wire harness terminal is directly related to whether the wire harness can be normally used. The wire harness terminal stretching pipe is used for assisting the wire harness terminal in working, and the wire harness terminal stretching pipe is used for enabling the wire harness terminal to work more stably and reliably.

Among the prior art, the tensile pipe of pencil terminal is with tensile mould machine-shaping, and at the in-process of processing, the material waste material that produces is many, and material cost is high, and the product wall thickness is inhomogeneous, and the product area draft, product tolerance can't be overcome, and the mould is with high costs, and the product lacks market competition.

In view of the above, the related art needs to be perfected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: aiming at the defects of the prior art, the precision wire harness terminal stretching tube is produced by adopting a cold stamping production process, waste materials are hardly generated in the production process, the wall thickness of a product is uniform, the size of an inner hole is stable, the product tolerance completely meets the industrial requirement, and the used mould is cheap and has low production cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a tensile pipe of accurate pencil terminal, includes the body, the body passes through cold stamping machine-shaping, the body is the cylindrical structure, the one end of body is provided with the expansion mouth. In practical application, the cold stamping production process is adopted for production, waste materials are hardly generated in the production process, the wall thickness of a product is uniform, the size of an inner hole is stable, the tolerance of the product completely meets the industrial requirement, and the used die is cheap and low in production cost.

As an improvement of the tensile pipe of accurate pencil terminal, the material of body is copper alloy or aluminum alloy. In practical application, the material of body can be multiple, can set up according to actual conditions in a flexible way.

As an improvement of the tensile pipe of accurate pencil terminal, the material of body is the brass. The brass has stronger wear resistance, and the structural design can prolong the service life of the brass.

As an improvement of the tensile pipe of accurate pencil terminal, the length of body is 6.0 ~ 9.0 cm. The structural design is beneficial to increasing the practicability of the structure.

As an improvement of the tensile pipe of accurate pencil terminal, the body includes first portion and second portion, the first portion with second portion integrated into one piece. The structural design is beneficial to increasing the practicability of the structure.

As an improvement of the tensile pipe of accurate pencil terminal, the first part is round platform type structure, the second part is long cartridge type structure. The structural design is beneficial to increasing the practicability of the structure.

As an improvement of the tensile pipe of accurate pencil terminal, the biggest internal diameter size of first part is 1.9 ~ 2.1 cm. The structural design is beneficial to increasing the practicability of the structure.

As an improvement of the tensile pipe of accurate pencil terminal, the external diameter size of second part is 1.285 ~ 1.315 cm. The structural design is beneficial to increasing the practicability of the structure.

As an improvement of the tensile pipe of accurate pencil terminal, the internal diameter size of second part is 1.02 ~ 1.06 cm. The structural design is beneficial to increasing the practicability of the structure.

As an improvement of the tensile pipe of accurate pencil terminal, the length size of second part is 0.7 ~ 0.9 cm. The structural design is beneficial to increasing the practicability of the structure.

Compared with the prior art, the beneficial effects of the utility model are that: in practical application, the cold stamping production process is adopted for production, waste materials are hardly generated in the production process, the wall thickness of a product is uniform, the size of an inner hole is stable, the tolerance of the product completely meets the industrial requirement, and the used die is cheap and low in production cost.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic three-dimensional structure diagram in an embodiment of the present invention;

fig. 2 is a schematic side view of an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2;

wherein: 1-a pipe body; 11-a first part; 12-second part.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of 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 thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.

Examples

As shown in fig. 1-3, a precision wire harness terminal stretching tube comprises a tube body 1, wherein the tube body 1 is formed by cold stamping, the tube body 1 is a cylindrical structure, and an expansion opening is formed at one end of the tube body 1. In practical application, the cold stamping production process is adopted for production, waste materials are hardly generated in the production process, the wall thickness of a product is uniform, the size of an inner hole is stable, the tolerance of the product completely meets the industrial requirement, and the used die is cheap and low in production cost.

Preferably, the material of the pipe body 1 is copper alloy or aluminum alloy. In practical application, the material of the pipe body 1 can be various, and can be flexibly arranged according to practical situations.

Preferably, the material of the pipe body 1 is brass. The brass has stronger wear resistance, and the structural design can prolong the service life of the brass.

Preferably, the length of the pipe body 1 is 6.0-9.0 cm. The structural design is beneficial to increasing the practicability of the structure.

Preferably, the tubular body 1 comprises a first portion 11 and a second portion 12, the first portion 11 being integrally formed with the second portion 12. The structural design is beneficial to increasing the practicability of the structure.

Preferably, the first section 11 is of a truncated cone type configuration and the second section 12 is of an elongated cylindrical configuration. The structural design is beneficial to increasing the practicability of the structure.

Preferably, the maximum inner diameter of the first portion 11 is 1.9-2.1 cm. The structural design is beneficial to increasing the practicability of the structure.

Preferably, the outer diameter of the second part 12 is 1.285-1.315 cm. The structural design is beneficial to increasing the practicability of the structure.

Preferably, the inner diameter of the second part 12 is 1.02-1.06 cm. The structural design is beneficial to increasing the practicability of the structure.

Preferably, the length of the second part 12 is 0.7-0.9 cm. The structural design is beneficial to increasing the practicability of the structure.

The utility model discloses a theory of operation is: in practical application, the cold stamping production process is adopted for production, waste materials are hardly generated in the production process, the wall thickness of a product is uniform, the size of an inner hole is stable, the tolerance of the product completely meets the industrial requirement, and the used die is cheap and low in production cost.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (10)

1. The utility model provides a tensile pipe of accurate pencil terminal which characterized in that: including body (1), body (1) is through cold stamping processing shaping, body (1) is the cylinder type structure, the one end of body (1) is provided with the expansion mouth.

2. The precision wire harness terminal tension tube of claim 1, wherein: the pipe body (1) is made of copper alloy or aluminum alloy.

3. The precision wire harness terminal tension tube of claim 2, wherein: the pipe body (1) is made of brass.

4. The precision wire harness terminal tension tube of claim 1, wherein: the length of the pipe body (1) is 6.0-9.0 cm.

5. The precision wire harness terminal tension tube of claim 1, wherein: the tube (1) comprises a first portion (11) and a second portion (12), the first portion (11) being integrally formed with the second portion (12).

6. The precision wire harness terminal tension tube of claim 5, wherein: the first part (11) is of a circular truncated cone structure, and the second part (12) is of a long cylinder structure.

7. The precision wire harness terminal tension tube of claim 6, wherein: the maximum inner diameter of the first part (11) is 1.9-2.1 cm.

8. The precision wire harness terminal tension tube of claim 6, wherein: the outer diameter of the second part (12) is 1.285-1.315 cm.

9. The precision wire harness terminal tension tube of claim 6, wherein: the inner diameter of the second part (12) is 1.02-1.06 cm.

10. The precision wire harness terminal tension tube of claim 6, wherein: the length of the second part (12) is 0.7-0.9 cm.

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