KR20100031994A

KR20100031994A - Apparatus for assembling of automotive parts

Info

Publication number: KR20100031994A
Application number: KR1020080090926A
Authority: KR
Inventors: 이동우
Original assignee: 현대모비스 주식회사
Priority date: 2008-09-17
Filing date: 2008-09-17
Publication date: 2010-03-25

Abstract

PURPOSE: An assembly device of automotive parts is provided to reduce costs and secure environmental-friendly effect by recycling the parts after separating the parts from first and second base materials. CONSTITUTION: An assembly device of automotive parts includes a bolt(20), a nut(30), and an assembling structure(40). The bolt is installed on assembling holes of a first base material(11) and a second base material(12) by passing through a screw shaft(21). The nut is combined with the screw shaft and is closely adhered to one of the first and second base materials. When the nut is closely adhered to one base material, one side of the assembly structure is supported by a head unit(22) of the bolt. The other side of the assembly structure is supported by the nut. The assembly structure assembles the first and second base materials by pressing one base material with the base material closely adhered with the nut according as the overall length of the assembly structure is elastically contracted.

Description

Apparatus for assembling of automotive parts

The present invention relates to an assembly apparatus for assembling and assembling one or more parts used in an automobile.

In general, a large number of parts of various types are assembled in an automobile, and parts of which are relatively simple in construction are assembled to each other using rivets or fasteners.

The assembling process by the structural (blind) rivet which is one type of the rivet is a body of the rivet (3) by the holes of the first base material (1) and the second base material (2) to be assembled as shown in FIG. (4) is inserted (step 1), and then the body 4 is formed (step 2) by pulling the mandrel 5 using a tool (riveter; not shown), and the body 4 ) Is completely formed and the mandrel 5 is broken so that only a part remains inside the body 4, the first and second base materials 1 and 2 are assembled by the rivets 3 (step 3). )

In addition, the fastener 6 mainly uses an arrowhead-shaped protrusion 7 provided on the outer circumferential surface of the body as shown in FIG. 2, and simply inserts the fastener 6 into the holes of the first base material and the second base material. The main surface is assembled by the first and the second base material by the locking force of the protrusion (7).

However, the assembling apparatus such as rivet or fastener as described above has a disadvantage in that it is difficult to separate the assembly once, and even if it is separated after assembly, there is a disadvantage that cannot be reused since the shape is changed.

In addition, when assembling a base plate of a thin plate using a rivet or fastener, the rivet and the fastener have a weak assembly force for joining the base material, there is also a disadvantage that easily separated from the base material after assembly.

Accordingly, the present invention, after assembling the base material can be easily separated from the base material, and after separation from the base material can be reused, and also when assembling the base material with a strong bonding force even when assembling the base material of a thin plate after assembly It is an object of the present invention to provide a device for assembling an automobile component, which can be prevented from being easily separated from the base material.

An assembly apparatus of the present invention for achieving the above object, the bolt shaft is installed through the assembly hole of the first base material and the second base material to be assembled; A nut installed to be in close contact with one of the first and second base materials while being fastened to the screw shaft; When the nut is fastened to the screw shaft to be in close contact with one of the base materials, one end is supported by the head of the bolt and the other end is supported by the nut. And an assembly structure for assembling the first and second base materials by pressing toward the close base material.

The assembling apparatus according to the present invention is easy to assemble the first base material and the second base material, and the operation of separating from the first and second base materials assembled with each other is also very convenient, greatly improving the convenience of the work, as well as the first and second Cost reduction and environmental friendliness because the material can be reused after being separated from the base material, and even though the first and second base materials to be assembled are thin plates, the nut can always maintain a strong fastening force to the bolt. 2Effect is not easily separated from the base material.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 to 5 are views of the assembly device of the vehicle component according to the present invention.

The assembling apparatus according to the present invention is inserted into the assembling hole 13 of the first base material 11 and the second base material 12 to be assembled as shown to assemble one or more components used in the vehicle. The first and second base materials 11 and 12 are assembled to each other and combined.

The assembling holes 13 are formed in the first and second base materials 11 and 12, respectively, and the reference numerals are also denoted, respectively, but one reference number is commonly used for the convenience of description of the present invention. .

In the assembly apparatus according to the present invention, a screw shaft 21 having a thread groove formed on an outer circumferential surface thereof and a bolt 20 having a head 22 having a diameter larger than that of the screw shaft 21 are integrally used.

The bolt 20 is provided with the screw shaft 21 penetrating through the assembly holes 13 of the first and second base materials 11 and 12.

In addition, the assembly 30 according to the present invention also uses a nut 30 fastened to the screw shaft 21 of the bolt 20.

When the nut 30 is fastened to the screw shaft 21, the nut 30 is finally installed so that an upper surface thereof is in close contact with the bottom surface of the second base material 12.

Therefore, the size of the nut 30 is formed larger than the diameter of the assembly hole (13).

In addition, both ends of the assembling apparatus according to the present invention are penetrated by the screw shaft 21, and the screw 30 passes through the assembly hole 13 together with the screw shaft 21. It is configured to include an assembly structure 40 to be installed.

The assembly structure 40 is supported by the head 22 of the bolt 20 when the nut 30 is fastened to the screw shaft 21 to be in close contact with the second base material 12. While the other end is supported by the nut 30, the entire length thereof is elastically contracted. At this time, the first base material 11 is pressed onto the upper surface of the second base material 12 in which the nut 30 is in close contact with the nut 30. The first and second base materials 11 and 12 are assembled to each other.

The assembly structure 40 for achieving this is composed of a bolt support ring 41 and a nut support ring 42 and a plurality of connecting rods 43.

The bolt support ring 41 and the nut support ring 42 are formed in the shape of a circular ring and have a size smaller than the diameter of the assembly hole 13.

The bolt support ring 41 is supported by the head 22 of the bolt 20 when the pressing force is applied by the nut 30 fastened to the screw shaft 21, the nut support ring ( 42 is supported on the upper surface of the nut 30.

The connecting rod 43 is composed of at least two by connecting the bolt support ring 41 and the nut support ring 42 in a straight line.

The notched grooves 43a having a triangular groove shape are respectively formed at the intermediate intermediate positions of the connecting rods 43 to the outside.

The notch groove 43a is provided when the nut support ring 42 is pressed by the nut 30 while the bolt support ring 41 is supported by the head 22 of the bolt 20. In addition, the connection rod 40 performs a central role of folding so that the elastically folded.

In order for the connection rod 40 to be elastically folded about the notch groove 43a, the connection rod 40 is preferably formed of plastic or steel plate having elasticity, but is not limited thereto.

In addition, when the connecting rod 43 is elastically folded about the notch groove 43a, the connecting rod 43 is released from the assembly hole 13, wherein the notch groove 43a is It is installed between the bolt support ring 41 and the nut support ring 42 so as to exist outside the bolt support ring 41 and the nut support ring 42.

Therefore, when the nut 30 is fastened to the screw shaft 21 of the bolt 20 as shown in FIG. 5, the nut 30 pressurizes the bottom surface of the second base material 12, and the assembly structure. The connecting rod 43 of the 40 presses the upper surface of the first base material 11 in a state where it is elastically folded, so that the first base material 11 and the second base material 12 are assembled to each other to be coupled. You lose.

In addition, when releasing the nut 30 fastened to the screw shaft 21 in the state of FIG. 5, the connection rod 43 in the elastically folded state is unfolded as shown in FIG. 4, so that the connection rod 43 And the screw shaft 21 of the bolt 20 including the first and second base materials 11 and 12 can be pulled out from the assembling hole 13 of the first and second base materials 11 and 12, and thus the first and second base materials 11 and 12 assembled together. ) Can be separated again.

In this way, the assembling apparatus of the embodiment of the present invention is easy to assemble the first base material 11 and the second base material 12, and it is also very convenient to separate from the assembled first and second base materials 11 and 12. The convenience of work can be improved.

In addition, since the assembly apparatus of the present invention can be reused after being separated from the first and second base materials 11 and 12, there is also an advantage in reducing costs and being environmentally friendly.

In addition, even if the first and second base materials 11 and 12 to be assembled are thin plates, the nut 30 can always maintain a strong fastening force against the bolt 20, thereby assembling the first and second base materials 11. (12) also has the advantage of not easily deviating from.

1 and 2 are views for explaining a rivet and fastener which is a conventional assembly device,

3 is a view for explaining the assembly apparatus according to the present invention,

4 and 5 are views for showing the process of assembling the base material using the assembly apparatus according to the present invention.

11-First Base Material 12-Second Base Material

13-assembly hole 20-bolt

21-screw shaft 22-head

30-Nut 40-Assembly

41-bolt support ring 42-nut support ring

43-connecting rod 43a-notch groove

Claims

A bolt 20 through which the screw shaft 21 penetrates the assembly hole 13 of the first base material 11 and the second base material 12 to be assembled;

A nut 30 fastened to the screw shaft 21 and installed to be in close contact with one of the first and second base materials 11 and 12;

When the nut 30 is fastened to the screw shaft 21 to be in close contact with one of the base materials, one end is supported by the head part 22 of the bolt 20 and the other end is supported by the nut 30. An assembly structure 40 for assembling the first and second base materials 11 and 12 by elastically contracting the length and pressing the other base material toward the base material in which the nut 30 is in close contact;

Assembly apparatus for auto parts comprising a.

The method of claim 1, the assembly structure 40,

Both ends are penetrated by the screw shaft (21) and are installed by the fastening force of the nut (30) in the state passing through the assembly hole (13) with the screw shaft (21);

Assembly apparatus for auto parts, characterized in that.

The method of claim 1, wherein the diameter of the assembling hole (13) is formed to a size smaller than the nut (30);

Assembly apparatus for auto parts, characterized in that.

The method of claim 1, wherein the assembly structure 40,

A bolt support ring 41 and a nut support ring 42 which are formed in a size smaller than the diameter of the assembly hole 13 and are respectively supported by the head 22 and the nut 30 of the bolt 20;

The bolt support ring 41 and the nut support ring 42 are connected in a straight line, and a notch groove 43a is formed in each of the notch when the nut support ring 42 is pressed by the nut 30. A plurality of connection rods 43 elastically folded around the grooves 43a and pressurizing the other base material not closely adhered to the nut 30 toward the base material in which the nut 30 is in close contact;

Assembly apparatus for auto parts comprising a.

The method according to claim 4, wherein when the connecting rod 43 is elastically folded about the notch groove 43a, the connecting rod 43 exits from the assembly hole 13 and the notch groove 43a is Installed between the bolt support ring (41) and the nut support ring (42) to exist outside the bolt support ring (41) and the nut support ring (42);

Assembly apparatus for auto parts, characterized in that.