CN214684109U

CN214684109U - Concave rivet positioning mechanism for automobile part machining

Info

Publication number: CN214684109U
Application number: CN202023340217.7U
Authority: CN
Inventors: 沈丹; 黄锦辉; 官富; 陈进华
Original assignee: Shanghai Shenchi Industrial Co ltd
Current assignee: Shanghai Shenchi Industrial Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-12
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a concave formula rivet positioning mechanism in automobile parts processing relates to rivet positioning mechanism technical field, and its technical scheme's main points are: the riveting tool comprises a base plate, top one side fixed mounting of bottom plate has first atress board, first semicircle orifice has been seted up to the opposite side top of first atress board, the top of bottom plate just is located one side swing joint of first atress board has the second atress board, the second semicircle orifice has been seted up to one side of second atress board, first semicircle orifice with the inside swing joint of second semicircle orifice has the rivet, and the motion through the piston rod can drive first atress board and move, and then makes first semicircle orifice and second semicircle orifice contact, and then fixes the rivet inside of second semicircle orifice, forms the circular port after first semicircle orifice contacts with the second semicircle orifice simultaneously, and the diameter of circular port is the same with the diameter of rivet simultaneously, and then guarantees going on of the accurate fixed work of rivet, and then guarantees going on of the work of rivet commentaries on classics hole.

Description

Concave rivet positioning mechanism for automobile part machining

Technical Field

The utility model relates to an examine a technical field of rail sheet metal component, in particular to concave formula rivet positioning mechanism in automobile parts processing.

Background

At present, the automobile industry in China is rapidly developed, the period of automobile updating is continuously shortened, the requirement on automobile manufacturing is higher, qualified products need to be rapidly produced, the checking fixture is a main tool for detecting the product precision, and the quality of the checking fixture directly influences the detection quality of the products.

But indent formula rivet positioning mechanism when placing the rivet, places the hole and all adopts the integral type setting, and then can produce slight motion when rivet processing, and then the size unstability and the clearance after rivet processing are great.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, the utility model aims to: the problem of indent formula rivet positioning mechanism is placing the rivet when, places the hole and all adopts the integral type setting, and then can produce slight motion when rivet processing, and then the size after rivet processing is unstable and the clearance is great.

Above-mentioned technical purpose is realized through following technical scheme, a concave formula rivet positioning mechanism in automobile parts processing, comprising a base plate, top one side fixed mounting of bottom plate has first atress board, first semicircle orifice has been seted up to the opposite side top of first atress board, the top of bottom plate just is located one side swing joint of first atress board has the second atress board, the second semicircle orifice has been seted up to one side of second atress board, first semicircle orifice with the inside swing joint of second semicircle orifice has the rivet.

Through above-mentioned technical scheme, the motion through the piston rod can drive first atress board and move, and then makes first semicircle orifice and second semicircle orifice contact, and then fixes the rivet of second semicircle orifice inside, and first semicircle orifice forms the circular port after contacting with the second semicircle orifice simultaneously, and the diameter of circular port is the same with the diameter of rivet simultaneously, and then guarantees going on of the accurate fixed work of rivet, and then guarantees going on of rivet commentaries on classics hole work.

Preferably, one side of the first stress plate is located, a third stress plate is welded below the first semicircular hole, a rectangular groove is formed in the top of the third stress plate, and a magnet is fixedly mounted inside the rectangular groove.

Through above-mentioned technical scheme, can fix the top of rivet when the rivet is put into first semicircle hole through magnet, and then prevent the removal work that the rivet produced when placing, and then guarantee the accuracy nature after the rivet processing.

Preferably, a fixed plate is fixedly mounted on the other side of the second stress plate, three uniformly distributed piston rods are fixedly mounted on the other side of the fixed plate, and the other ends of the piston rods are movably connected with air cylinders.

Through above-mentioned technical scheme, can guide the piston rod through the cylinder and carry out straight reciprocating motion, and then guarantee going on of rivet setting work.

Preferably, one side of the cylinder is provided with a communicating hole matched with the piston rod.

Through above-mentioned technical scheme, can provide the space for the motion of piston rod through the intercommunicating pore, and then guarantee going on of reciprocating motion work.

Preferably, the periphery of the front end and the rear end of the air cylinder is provided with fixing screw holes, and screws are movably connected inside the fixing screw holes.

Through above-mentioned technical scheme, can be with cylinder fixed with the external equipment inside through fixed and screw, and then guarantee going on of rivet processing work.

Preferably, the bottoms of the first stress plate and the second stress plate and the inner threads of the bottom plate are connected with fixing bolts.

Through above-mentioned technical scheme, through the gim peg can be quick inside first atress board and the installation of second atress board and the bottom plate, adopt the gim peg fixed simultaneously, can make things convenient for the staff to dismantle first atress board and second atress board.

To sum up the utility model discloses following technological effect has:

the first stress plate can be driven to move through the movement of the piston rod, so that the first semicircular hole is in contact with the second semicircular hole, the rivet inside the second semicircular hole is fixed, meanwhile, when the second semicircular groove is placed in the rivet, the magnet can fix the bottom of the rivet, the movement of the rivet generated when the rivet is fixed is increased, the accurate work of the rivet is guaranteed, and the quality of the rivet after being processed is guaranteed.

Drawings

FIG. 1 is a schematic overall structure diagram of a female rivet positioning mechanism for machining an automobile part according to an embodiment;

FIG. 2 is a front cross-sectional schematic view of a female rivet setting mechanism for machining an automotive part according to an embodiment;

reference numerals: 1. a base plate; 11. a first force-bearing block; 12. a first semicircular hole; 13. a fixing bolt; 2. a cylinder; 21. fixing screw holes; 22. a communicating hole; 23. a piston rod; 24. a fixing plate; 25. a second force-bearing plate; 251. a third force-bearing plate; 252. a rectangular groove; 26. and a second semicircular hole.

Detailed Description

Examples

As shown in fig. 1-2, a concave rivet positioning mechanism for automobile part processing comprises a bottom plate 1, a first stress plate is fixedly installed on one side of the top of the bottom plate 1, a first semicircular hole 12 is formed above the other side of the first stress plate, a second stress plate 25 is movably connected to one side of the top of the bottom plate 1 and located below the first stress plate, a second semicircular hole 26 is formed on one side of the second stress plate 25, rivets are movably connected to the insides of the first semicircular hole 12 and the second semicircular hole 26, a third stress plate is welded to one side of the first stress plate and located below the first semicircular hole 12, a rectangular groove 252 is formed on the top of the third stress plate 251, a magnet is fixedly installed inside the rectangular groove 252, a fixing plate 24 is fixedly installed on the other side of the second stress plate 25, three piston rods 23 are fixedly installed on the other side of the fixing plate 24, a cylinder 2 is movably connected to the other end of the piston rod 23, a communicating hole 22 matched with the piston rod 23 is formed on one side of the cylinder 2, fixed screw holes 21 are formed in the periphery of the front end and the rear end of the air cylinder 2, screws are movably connected inside the fixed screw holes 21, and fixing bolts 13 are connected to the bottoms of the first stress plate and the second stress plate 25 and located in the inner threads of the bottom plate 1.

To sum up, add man-hour to the rivet, take out the rivet and put into inside first semicircle orifice 12, and make the bottom of rivet and the inside magnet of rectangular channel 252 contact, magnet can carry out preliminary fixed to the rivet simultaneously, start cylinder 2 after that, and guide piston rod 23 to carry out straight reciprocating motion in the jar, further drive fixed plate 24 moves, and then make one side of rivet and the inboard of second semicircle orifice 26 contact, start to rotating hole equipment after that, further rotating hole equipment can change the hole to the top of rivet, adopt the fixed mode of double radian and magnet simultaneously, can the stability of effectual increase rivet in the course of working, further place the motion of rivet when advancing the screw work, and then increase the quality after the rivet processing, and then prevent the production of size unstability phenomenon.

In this embodiment, first semicircle orifice 12 forms the circular port after contacting with second semicircle orifice 26, and the diameter of circular port is the same with the diameter of rivet simultaneously, and then guarantees going on of the accurate fixed work of rivet, and then guarantees going on of rivet commentaries on classics hole work, and the power meeting evenly distributed who produces simultaneously adds man-hour is inside with first atress board and second atress board 25 and third atress board 251, and then has complete form after can making the rivet good.

In this embodiment, adopt the semicircle formula to place fixed mode, can make things convenient for the staff to get the piece, and then have fine operation convenience.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The concave rivet positioning mechanism for automobile part processing comprises a bottom plate (1) and is characterized in that a first stress plate is fixedly mounted on one side of the top of the bottom plate (1), a first semicircular hole (12) is formed in the upper portion of the other side of the first stress plate, a second stress plate (25) is movably connected to the top of the bottom plate (1) and located on one side of the first stress plate, a second semicircular hole (26) is formed in one side of the second stress plate (25), and rivets are movably connected between the first semicircular hole (12) and the second semicircular hole (26).

2. The automotive parts processing female rivet positioning mechanism of claim 1, wherein: a third stress plate (251) is welded on one side of the first stress plate and below the first semicircular hole (12), a rectangular groove (252) is formed in the top of the third stress plate (251), and a magnet is fixedly mounted inside the rectangular groove (252).

3. The automotive parts processing female rivet positioning mechanism of claim 1, wherein: the other side fixed mounting of second atress board (25) has fixed plate (24), the opposite side fixed mounting of fixed plate (24) has piston rod (23) of three equipartition, the other end swing joint of piston rod (23) has cylinder (2).

4. The automotive parts processing female rivet positioning mechanism of claim 3, wherein: one side of the cylinder (2) is provided with a communicating hole (22) matched with the piston rod (23).

5. The automotive parts processing female rivet positioning mechanism of claim 4, wherein: fixed screw holes (21) are formed in the periphery of the front end and the rear end of the air cylinder (2), and screws are movably connected inside the fixed screw holes (21).

6. The automotive parts processing female rivet positioning mechanism of claim 1, wherein: the bottoms of the first stress plate and the second stress plate (25) are positioned in the bottom plate (1), and the inner threads of the bottom plate are connected with fixing bolts (13).