CN216077909U

CN216077909U - Nut insert structure for engineering plastic part

Info

Publication number: CN216077909U
Application number: CN202122260344.4U
Authority: CN
Inventors: 冯科梅; 杨德江
Original assignee: Changchun Mann+hummel Faway Filter Co ltd
Current assignee: Changchun Mann+hummel Faway Filter Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-18
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a nut insert structure for engineering plastic parts, which relates to the technical field of automobile manufacturing and comprises a structure main body and a nut embedded in the structure main body, wherein the structure main body comprises a top part, a bottom part, a left side part, a right side part, a back part and a front part, the left side part and the right side part are symmetrically arranged and are respectively connected with the back part, a first V-shaped limiting surface for limiting the nut is formed on the inner side of the back part, through holes for penetrating through a screw rod are respectively formed in the top part and the bottom part, a nut embedding window is formed in the front part, an anti-falling platform for limiting the nut to be separated is arranged on the bottom part, and a guide surface for guiding the nut to be smoothly embedded is formed on the anti-falling platform; the utility model has simple structure, light weight, simple assembly and reduced cost, can be directly applied to standard nuts, does not need to design an insert structure, and can be integrated on an engineering plastic part structure to realize the fixed loading function.

Description

Nut insert structure for engineering plastic part

Technical Field

The utility model relates to the technical field of automobile manufacturing, in particular to a nut insert structure for engineering plastic parts.

Background

At present, functional engineering plastic parts are generally applied in the automobile industry, particularly, air inlet system components of an internal combustion engine, such as a dirty air pipe, an air filter, a clean air pipe, an intercooler air inlet pipe and an intercooler air outlet pipe, and the like, and the plastic part structure mounted by utilizing threads is required to be applied.

The existing engineering plastic part for the automobile generally has the modes of hot plugging, cold plugging or mold flow embedding after injection molding in the fixing structure of the whole automobile, and the hot plugging and the cold plugging have low common strength, multiple assembling procedures and complex process and need additional complex auxiliary assembling clamping fixture; the mold flow embedding has a large influence on the injection molding process, and an insert needs to be installed on a manipulator, so that the process beat is prolonged, and the higher product cost is directly caused.

Therefore, a nut insert structure for engineering plastic parts, which has a simple structure and is convenient to install, needs to be designed.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a nut insert structure for engineering plastic parts, which is simple in structure and convenient to install, so as to overcome the defects in the prior art.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a nut inserts structure for engineering working of plastics, includes the nut in main structure body, the embedding main structure body, main structure body includes top, bottom, left part, right flank portion, back, front portion, the left part sets up and links to each other with the back respectively with right flank portion symmetry, the inboard at back is formed with the spacing face of a V-arrangement that is used for injecing the nut, top and bottom are equipped with the through-hole that is used for lining up the screw rod respectively, front portion is formed with nut embedding window, be equipped with the anticreep platform that is used for restricting the nut and breaks away from on the bottom.

Preferably, the center of the through hole is coaxial with the center of the nut.

Preferably, a second V-shaped limiting surface for limiting the nut is formed on one side of the anti-drop platform facing the back.

Preferably, the insertion window has a rectangular shape.

Preferably, the separation prevention base has a guide surface formed thereon for smoothly fitting the guide nut.

Preferably, the structural body is an engineering plastic piece which is integrally formed.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the beneficial effects that:

1. the utility model has simple design structure and light weight, and is beneficial to the light weight of engineering plastic parts.

2. The utility model optimizes the manufacturing and assembling procedures, has simple assembly, reduces the working hours and lowers the product cost.

3. The utility model can be directly applied to standard nuts without designing an insert structure, and has low cost.

4. The utility model has wide application range, can be integrated on an engineering plastic part structure, realizes the function of fixing and loading the vehicle or fixes other parts on the engineering plastic part.

Drawings

Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description taken in conjunction with the accompanying drawings. In the drawings:

FIG. 1 is a structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is a structural view of the structural body of the present invention;

FIG. 5 is a front view of the structural body of the present invention;

FIG. 6 is a sectional view taken along line A-A of FIG. 5;

wherein the reference numerals include: the structure comprises a main body 1, a nut 2, a top 11, a bottom 12, a left side 13, a right side 14, a back 15, a front part 16, a through hole 17, an anti-drop platform 18, an embedding top surface 111, an embedding bottom surface 121, a left side limiting surface 131, a right side limiting surface 141, a first V-shaped limiting surface 151, an embedding window 161, a guide surface 181, a second V-shaped limiting surface 182 and an embedding part surface 183.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

Referring to fig. 1 and 3, the nut insert structure for the engineering plastic part comprises a structure body 1 and a nut 2 embedded in the structure body 1, wherein the structure body 1 is the engineering plastic part which is integrally formed by using a mold and has a clamping groove structure.

Referring to fig. 1 to 4, the structural body 1 includes a top portion 11, a bottom portion 12, a left side portion 13, a right side portion 14, a back portion 15, and a front portion 16, the left side portion 13 and the right side portion 14 are symmetrically disposed and are respectively connected to the back portion 15, the front portion 16 is formed with a nut 2 insertion window 161, the insertion window 161 is rectangular, the top portion 11 and the bottom portion 12 are respectively provided with a through hole 17 for penetrating a screw rod, the center of the through hole 17 is coaxial with the center of the nut 2, the bottom portion 12 is provided with a wedge-shaped anti-falling platform 18 for limiting the nut 2 to be detached, and the anti-falling platform 18 is formed with a guide surface 181 for guiding the nut 2 to be smoothly inserted.

Referring to fig. 5 and 6, a first V-shaped stopper surface 151 for limiting the nut 2 is formed on the inner side of the back portion 15, a second V-shaped stopper surface 182 for limiting the nut 2 is formed on one side of the anti-drop platform 18 facing the back portion 15, an insert surface 183 is an upper surface of the anti-drop platform 18, the insert surface 183 is connected to a guide surface 181, and the first V-shaped stopper surface 151 and the second V-shaped stopper surface 182 are disposed opposite to each other; a left side limiting surface 131 for limiting the nut 2 is formed on the inner side of the left side part 13, and a right side limiting surface 141 for limiting the nut 2 is formed on the inner side of the right side part 14; the lower side of the top part 11 is formed with an inlaid top surface 111 for defining the nut 2, and the upper side of the bottom part 12 is formed with an inlaid bottom surface 121 for defining the nut 2; the upper and lower directions of the nut 2 are limited by the upper and

lower surfaces

111 and 121, the left and right sides of the nut 2 are limited by the left and right

side limiting surfaces

131 and 141, the front and rear directions of the nut 2 are limited by the first and second V-shaped

limiting surfaces

151 and 182, and the nut 2 is restrained in all directions and the nut 2 is embedded at a designed position.

The operation of the present invention will be explained with reference to fig. 1 to 6.

First, a standard nut 2 is selected, and then a force is applied to the nut 2 in the direction of the fitting window 161 formed in the front surface portion 16, and the nut 2 moves forward along the guide surface 181 via the upper surface of the escape prevention table 18, and at this time, the left and right side stop faces 131 and 141 constrain the translational degree of freedom of the nut 2, because the distance between the embedding top surface 111 and the insert surface 183 is smaller than the height of the nut 2, the nut 2 will be acted by the embedding top surface 111 and the insert surface 183 until the nut 2 touches the first V-shaped limiting surface 151, the nut 2 is separated from the insert surface 183, and then the first V-shaped limiting surface 151 and the second V-shaped limiting surface 182 restrict the translational freedom degree of the nut 2, the nut 2 is embedded at a designed position, and the screw rod sequentially passes through the through hole 17 at the top 11 of the structural main body 1, the nut 2 and the through hole 17 at the bottom 12 of the structural main body 1, so that the structural main body 1 is fixed at a fixed point of the whole vehicle.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a nut inserts structure for engineering working of plastics, a serial communication port, including the nut in main structure body, the embedding main structure body, main structure body includes top, bottom, left side portion, right side portion, back, face portion, the left side portion sets up with right side portion symmetry and links to each other with the back respectively, the inboard at back is formed with the spacing face of a V-arrangement that is used for injecing the nut, top and bottom are equipped with the through-hole that is used for lining up the screw rod respectively, face portion is formed with nut embedding window, be equipped with the anticreep platform that is used for restricting the nut and breaks away from on the bottom.

2. The nut insert structure for an engineered plastic part of claim 1, wherein a center of the through hole is coaxial with a center of the nut.

3. The nut insert structure for an engineering plastic part as claimed in claim 1, wherein a second V-shaped limiting surface for limiting the nut is formed on a side of the anti-drop platform facing the back.

4. The nut insert structure for an engineered plastic part of claim 1, wherein the insert window is rectangular in shape.

5. The nut insert structure for an engineering plastic part as claimed in claim 1, wherein a guide surface for guiding the nut to be smoothly inserted is formed on the anti-drop table.

6. The nut insert structure for an engineered plastic part of claim 1, wherein the structural body is an integrally formed engineered plastic part.