CN212985711U

CN212985711U - Sheet metal part connecting and fastening structure

Info

Publication number: CN212985711U
Application number: CN202021490864.3U
Authority: CN
Inventors: 郭红波
Original assignee: Guangdong Xinzhongtuo Metal Products Co ltd
Current assignee: Guangdong Xinzhongtuo Metal Products Co ltd
Priority date: 2020-07-26
Filing date: 2020-07-26
Publication date: 2021-04-16
Anticipated expiration: 2030-07-26

Abstract

The utility model relates to a sheet metal component technical field specifically is a sheet metal component connects fastening structure, comprises a workbench, the expansion bracket mounting hole has been seted up to the inside of workstation, bolt fixedly connected with support frame is passed through to the below of workstation, the inside of support frame is provided with the expansion bracket, the expansion bracket runs through the inside of expansion bracket mounting hole to extend to the top of workstation, the bottom of expansion bracket articulates there are two pieces that link up. The utility model has the advantages that: the operation only needs the manual work to place the sheet metal component, need not too much operation, can realize that the grip block on the fixture is tight to the clamp of sheet metal component, the utility model relates to an ingenious, the result of use is fabulous, utilizes to promote, and through the inboard joint protection pad at the grip block, can effectively avoid the grip block to hinder to the clamp of sheet metal component moreover to effectively protected this sheet metal component of outward appearance of panel beating and connected fastening structure, the inside of second through-hole is pegged graft and is had an elastic spring post, simple to operate.

Description

Sheet metal part connecting and fastening structure

Technical Field

The utility model relates to a sheet metal component technical field, especially a sheet metal component connects fastening structure.

Background

With the increasing application of sheet metal, the design of sheet metal parts becomes an important part in the product development process, and the sheet metal parts are products processed by sheet metal technology and can not be separated everywhere in life. The sheet metal part is manufactured by filament power supply winding, laser cutting, heavy processing, metal bonding, metal drawing, plasma cutting, precision welding, roll forming, sheet metal bending forming, die forging and water jet cutting. However, most of the connection and fastening structures for sheet metal parts are mostly used for screw connection, and manual assembly and disassembly are needed to be troublesome, time and labor are wasted, so that a method which is more convenient and simple and convenient to assemble and disassemble is provided for connection and fastening of the sheet metal parts.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a sheet metal component and connect fastening structure.

The purpose of the utility model is realized through the following technical scheme: a sheet metal part connecting and fastening structure comprises a workbench, wherein an expansion bracket mounting hole is formed in the workbench, a support frame is fixedly connected below the workbench through a bolt, an expansion bracket is arranged in the support frame, the expansion bracket penetrates through the expansion bracket mounting hole and extends to the top of the workbench, two connecting blocks are hinged to the bottom of the expansion bracket, the expansion bracket is movably connected with two clamping mechanisms through the two connecting blocks, and one sides of the two clamping mechanisms, which are far away from the two corresponding connecting blocks, are respectively hinged to the workbench;

the telescopic frame comprises a lower pressing plate, the bottom of the lower pressing plate is fixedly connected with a limiting column and two connecting rods, the limiting column and the lower pressing plate are designed to be concentric shafts, the two connecting rods are symmetrically arranged on two sides of the limiting column, the outer surface of the limiting column is sleeved with a reset spring, and one end of each connecting rod, which is far away from the lower pressing plate, is provided with a fourth through hole;

the clamping mechanism comprises a movable arm rod, one end of the movable arm rod is fixedly connected with a clamping plate, one end of the movable arm rod, which is far away from the clamping plate, is provided with a first through hole, one end of the movable arm rod, which is close to the clamping plate, is provided with a second through hole, and the inner side of the clamping plate is clamped with a protection pad.

Optionally, the support frame includes solid fixed ring, gu set up a plurality of screw holes on the fixed ring, gu fixed ring is through bolt and workstation fixed connection who passes in its screw hole inside, gu four bottom fixedly connected with of fixed ring are the bracing piece that annular array arranged, a plurality of one fixed plectane of one end fixedly connected with that solid fixed ring was kept away from to the bracing piece, a spacing post mounting hole and two connecting rod mounting holes have been seted up to the inside of fixed plectane.

Optionally, one end of the limiting column, which is far away from the lower pressing plate, is inserted into the limiting column mounting hole, and one ends of the two connecting rods, which are far away from the lower pressing plate, are respectively inserted into the corresponding connecting rod mounting holes.

Optionally, the top end of the return spring is overlapped with the bottom of the lower pressing plate, and the bottom end of the return spring is overlapped with the top of the fixed circular plate.

Optionally, the joining block is H-shaped, third through holes are respectively formed at two ends of the joining block, the connecting rod and the movable arm rod are respectively clamped at two ends of the joining block, a hinge shaft is inserted into the fourth through hole and the corresponding third through hole, and a hinge shaft is inserted into the first through hole and the corresponding third through hole.

Optionally, a movable arm rod mounting groove is respectively formed in two symmetrical side faces of the workbench, and a limiting hole is formed in each of two sides of the movable arm rod mounting groove.

Optionally, a sliding groove is formed in the clamping plate, the protective pad is fixedly connected with a sliding block matched with the sliding groove, and the sliding block is connected to the inside of the sliding groove in a sliding mode.

The utility model has the advantages of it is following:

1. this fastening structure is connected to sheet metal component, push down the expansion bracket through the action of gravity of sheet metal component, the expansion bracket downstream leads to reset spring compression, and then makes spacing post and connecting rod downstream, and then makes the piece that links up of connecting on the connecting rod pass through the articulated shaft and remove, and then makes the fixture of connecting the piece that links up pass through the articulated shaft and remove, and then makes the fixed sheet metal component of grip block downstream, this operation only needs the manual work to place the sheet metal component, need not too much operation, can realize the grip block on the grip block to the clamp of sheet metal component, the utility model relates to an ingenious, excellent in use effect utilizes the popularization, and through the inboard joint protection pad at the grip block, can effectively avoid the grip block to hinder the clamp of sheet metal component to the outward appearance of panel beating has effectively been protected.

2. This fastening structure is connected to sheet metal component, through support frame supporting workbench, the stationary ring is slightly bigger than fixed plectane mainly for the stability of workstation, and fixed plectane is less can effectually keep out the space of workstation below, and the motion of conveniently linking up piece and fixture has embodied design benefit nature.

3. This sheet metal component connects fastening structure, the inside of second through-hole is pegged graft and is had an elastic spring post, and this spring post is pegged graft in the inside in two spacing holes, and this spring post can effectual connection centre gripping armed lever, simple to operate.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the workbench of the present invention;

FIG. 3 is a schematic structural view of the support frame of the present invention;

fig. 4 is a schematic structural view of the telescopic frame of the present invention;

FIG. 5 is a schematic structural view of the joining block of the present invention;

fig. 6 is a schematic structural view of the clamping mechanism of the present invention.

In the figure: 1-workbench, 2-support frame, 3-expansion bracket, 4-connection block, 5-clamping mechanism, 101-expansion bracket installation hole, 102-movable arm rod installation groove, 103-limit hole, 201-fixing ring, 202-support rod, 203-fixing circular plate, 204-limit column installation hole, 205-connecting rod installation hole, 301-lower pressing plate, 302-limit column, 303-connecting rod, 304-reset spring, 305-fourth through hole, 401-third through hole, 501-movable arm rod, 502-clamping plate, 503-first through hole, 504-second through hole and 505-second through hole.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1 to 6, a sheet metal part connecting and fastening structure comprises a workbench 1, an expansion bracket mounting hole 101 is formed in the workbench 1, a support frame 2 is fixedly connected to the lower side of the workbench 1 through bolts, an expansion bracket 3 is arranged in the support frame 2, the expansion bracket 3 penetrates through the expansion bracket mounting hole 101 and extends to the top of the workbench 1, two linking blocks 4 are hinged to the bottom of the expansion bracket 3, the expansion bracket 3 is movably connected with two clamping mechanisms 5 through the two linking blocks 4, and one sides of the two clamping mechanisms 5 away from the two corresponding linking blocks 4 are respectively hinged to the workbench 1;

the telescopic frame 3 comprises a lower pressing plate 301, the bottom of the lower pressing plate 301 is fixedly connected with a limiting column 302 and two connecting rods 303, the limiting column 302 and the lower pressing plate 301 are designed to be concentric, the two connecting rods 303 are symmetrically arranged on two sides of the limiting column 302, the outer surface of the limiting column 302 is sleeved with a return spring 304, and one end of each connecting rod 303, which is far away from the lower pressing plate 301, is provided with a fourth through hole 305;

fixture 5 includes movable arm pole 501, movable arm pole 501's one end fixedly connected with grip block 502, and first through-hole 503 has been seted up to the one end that movable arm pole 501 kept away from grip block 502, and movable arm pole 501 is close to the one end of grip block 502 and has been seted up second through-hole 504, and grip block 502's inboard joint has protection pad 505, can realize that grip block 502 on the fixture 5 is tight to the clamp of sheet metal component, the utility model relates to an ingenious, excellent in use effect utilizes the popularization, and through the inboard joint protection pad 505 at grip block 502, can effectively avoid grip block 502 to hinder to the clamp of sheet metal component to the outward appearance of panel beating has effectively been protected.

As an optimal technical solution of the utility model: support frame 2 is including solid fixed ring 201, gu seted up a plurality of screw holes on the fixed ring 201, gu fixed ring 201 is through the bolt and the 1 fixed connection of workstation that pass in its screw hole inside, gu fixed ring 201's four bracing pieces 202 that are annular array and arrange, a plurality of bracing piece 202 keeps away from solid fixed ring 201's one end fixedly connected with fixed plectane 203, spacing post mounting hole 204 and two connecting rod mounting holes 205 have been seted up to fixed plectane 203's inside, support the workstation through support frame 2, gu fixed ring 201 is slightly big for workstation 2's stability than fixed plectane 203, fixed plectane 203 is less can effectually leave the space of workstation 2 below, conveniently link up the motion of piece 2 and fixture 5, design benefit has been embodied.

As an optimal technical solution of the utility model: one end of the limiting column 302, which is far away from the lower pressing plate 301, is inserted into the limiting column mounting hole 204, and one ends of the two connecting rods 303, which are far away from the lower pressing plate 301, are respectively inserted into the corresponding connecting rod mounting holes 205.

As an optimal technical solution of the utility model: the top end of the return spring 304 is overlapped with the bottom of the lower pressing plate 301, and the bottom end of the return spring 304 is overlapped with the top of the fixed circular plate 203.

As an optimal technical solution of the utility model: join in marriage the piece 4 and be "H" type, and join in marriage the third through-hole 401 respectively at the both ends of piece 4, connecting rod 303 and movable arm pole 501 joint respectively in the both ends that join in marriage piece 4, and fourth through-hole 305 and the inside articulated shaft that pegs graft of corresponding third through-hole 401, first through-hole 503 and the inside articulated shaft that pegs graft of corresponding third through-hole 401.

As an optimal technical solution of the utility model: a movable arm rod mounting groove 102 has been seted up respectively to the both sides face of 1 symmetry of workstation, and a spacing hole 103 has all been seted up to the both sides of movable arm rod mounting groove 102, and the inside of second through-hole 504 is pegged graft and is had an elastic spring post, and this spring post is pegged graft in the inside of two spacing holes 103, and this spring post can effectual connection centre gripping armed lever, simple to operate.

As an optimal technical solution of the utility model: the inside of grip block 502 has seted up the spout, fixedly connected with on the protection pad 505 with the slider of spout looks adaptation, slider sliding connection in the inside of spout.

In summary, the following steps: the sheet metal part connecting and fastening structure presses the expansion bracket 3 through the gravity action of the sheet metal part, the expansion bracket 3 moves downwards to cause the compression of the reset spring 304, further the limit post 302 and the connecting rod 303 move downwards, further the connecting block 4 connected on the connecting rod 303 moves through a hinged shaft, thereby the clamping mechanism 5 connected with the connecting block 4 moves through the hinged shaft, further the clamping plate 502 moves downwards to fix the sheet metal part, the operation only needs to manually place the sheet metal part without excessive operation, and the clamping of the sheet metal part by the clamping plate 502 on the clamping mechanism 5 can be realized, the utility model has the advantages of ingenious design, excellent use effect, popularization and through the inner side clamping protection pad 505 of the clamping plate 502, the clamping damage of the sheet metal part by the clamping plate 502 can be effectively avoided, thereby the appearance of the sheet metal plate is effectively protected, the workbench 1 is supported by the supporting frame 2, the fixing ring 201 is slightly larger than the fixing circular plate 203, mainly for the stability of the workbench 1, the small fixed circular plate 203 can effectively reserve the space below the workbench 1, so that the movement of the connecting block 4 and the clamping mechanism 5 is facilitated, and the design ingenuity is embodied. This sheet metal component connects fastening structure, the inside of second through-hole 504 is pegged graft and is had an elastic spring post, and this spring post is pegged graft in the inside of two spacing holes 103, and this spring post can effectual connection movable arm pole 501, simple to operate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sheet metal component connects fastening structure which characterized in that: the clamping device comprises a workbench (1), an expansion bracket mounting hole (101) is formed in the workbench (1), a support frame (2) is fixedly connected to the lower portion of the workbench (1) through bolts, an expansion bracket (3) is arranged in the support frame (2), the expansion bracket (3) penetrates through the expansion bracket mounting hole (101) and extends to the top of the workbench (1), two connecting blocks (4) are hinged to the bottom of the expansion bracket (3), the expansion bracket (3) is movably connected with two clamping mechanisms (5) through the two connecting blocks (4), and one sides, far away from the two corresponding connecting blocks (4), of the two clamping mechanisms (5) are hinged to the workbench (1);

the telescopic frame (3) comprises a lower pressing plate (301), the bottom of the lower pressing plate (301) is fixedly connected with a limiting column (302) and two connecting rods (303), the limiting column (302) and the lower pressing plate (301) are designed in a concentric shaft mode, the two connecting rods (303) are symmetrically arranged on two sides of the limiting column (302), a reset spring (304) is sleeved on the outer surface of the limiting column (302), and one end, far away from the lower pressing plate (301), of each of the two connecting rods (303) is provided with a fourth through hole (305);

fixture (5) are including activity armed lever (501), one end fixedly connected with grip block (502) of activity armed lever (501), first through-hole (503) have been seted up to the one end that grip block (502) were kept away from in activity armed lever (501), second through-hole (504) have been seted up to the one end that activity armed lever (501) are close to grip block (502), the inboard joint of grip block (502) has protection pad (505).

2. The sheet metal part connecting and fastening structure according to claim 1, wherein: support frame (2) are including solid fixed ring (201), gu seted up a plurality of screw holes on fixed ring (201), gu fixed ring (201) are through bolt and workstation (1) fixed connection that passes in its screw hole inside, gu four bracing pieces (202) that are annular array and arrange of bottom fixedly connected with of fixed ring (201), a plurality of one fixed plectane (203) of one end fixedly connected with of fixed ring (201) is kept away from in bracing piece (202), spacing post mounting hole (204) and two connecting rod mounting holes (205) have been seted up to the inside of fixed plectane (203).

3. The sheet metal part connecting and fastening structure according to claim 1, wherein: one end, far away from the lower pressing plate (301), of each limiting column (302) is connected to the inside of the corresponding limiting column mounting hole (204) in an inserting mode, and one ends, far away from the lower pressing plate (301), of the two connecting rods (303) are connected to the inside of the corresponding connecting rod mounting holes (205) in an inserting mode respectively.

4. The sheet metal part connecting and fastening structure according to claim 1, wherein: the top end of the return spring (304) is overlapped with the bottom of the lower pressure plate (301), and the bottom end of the return spring (304) is overlapped with the top of the fixed circular plate (203).

5. The sheet metal part connecting and fastening structure according to claim 1, wherein: the connecting block (4) is H-shaped, third through holes (401) are formed in the two ends of the connecting block (4) respectively, the connecting rod (303) and the movable arm rod (501) are connected to the two ends of the connecting block (4) in a clamped mode respectively, hinged shafts are inserted into the fourth through hole (305) and the corresponding third through hole (401), and hinged shafts are inserted into the first through hole (503) and the corresponding third through hole (401).

6. The sheet metal part connecting and fastening structure according to claim 1, wherein: two symmetrical side surfaces of the workbench (1) are respectively provided with a movable arm rod mounting groove (102), and two sides of the movable arm rod mounting groove (102) are respectively provided with a limiting hole (103).

7. The sheet metal part connecting and fastening structure according to claim 1, wherein: the inside of grip block (502) has been seted up the spout, fixedly connected with on protection pad (505) with the slider of spout looks adaptation, slider sliding connection is in the inside of spout.