CN214640038U

CN214640038U - Fixing clamp for rivet pulling of nut of bottom plate cross beam

Info

Publication number: CN214640038U
Application number: CN202121073069.9U
Authority: CN
Inventors: 华斌
Original assignee: Weitang Auto Stamping Technology Wuxi Co ltd
Current assignee: Weitang Auto Stamping Technology Wuxi Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-09
Anticipated expiration: 2031-05-18

Abstract

The utility model belongs to the technical field of the frock and specifically relates to a nut of bottom plate crossbeam is riveted and is used mounting fixture is related to, and it includes the frame, connects the workstation in the frame, still including connecting positioner, the closing device of connection in the frame on the workstation, positioner is including connecting the dog at workstation both ends, connecting the piece of supporting on the workstation, it is located between the dog at both ends to support the piece, open one side of workstation has the installing port, closing device is located the installing port. This application has the stable centre gripping bottom plate crossbeam, improves work efficiency's effect.

Description

Fixing clamp for rivet pulling of nut of bottom plate cross beam

Technical Field

The application relates to the field of tools, in particular to a fixing clamp for rivet pulling of nuts of a bottom plate cross beam.

Background

The rivet nut is widely used for assembling electromechanical and light industrial products such as automobiles, aviation, instruments, furniture, decoration and the like. The rivet nut is developed for overcoming the defects that a metal sheet and a thin pipe welded nut are easy to melt, an internal thread is easy to slip, and the like, does not need to be tapped, does not need to be welded, and is high in riveting firmness and high in efficiency and convenient to use.

The automobile frame is used as an important component of a commercial vehicle, the degree of serialization and the size of an upgradable space of an entire automobile product are directly determined by the adaptive height of the automobile frame, and in the production and manufacturing of automobile bottom plate cross beams, a plurality of bottom plate cross beams are inconvenient to adopt common rivets during installation, and rivet nuts need to be screwed on the bottom plate cross beams. Generally, a worker holds the base plate cross beam by hand and uses a hand riveter to punch a hand riveter nut.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: the workman is handed the bottom plate crossbeam and is riveted, and the operating duration can influence workman's state, is difficult to continuously stabilize centre gripping bottom plate crossbeam, and work efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to stabilize centre gripping bottom plate crossbeam, improve work efficiency, this application provides a nut of bottom plate crossbeam is riveted and is used mounting fixture.

The application provides a pair of bottom plate crossbeam's nut rivet uses mounting fixture adopts following technical scheme:

the utility model provides a nut of bottom plate crossbeam is riveted and is used mounting fixture, includes the frame, connects the workstation in the frame, still includes the positioner of connection on the workstation, connects the closing device in the frame, positioner is including connecting the dog at workstation both ends, connecting the piece of supporting on the workstation, it is located between the dog at both ends to support the piece, open one side of workstation has the installing port, closing device is located the installing port.

Through adopting above-mentioned technical scheme, place the bottom plate crossbeam on the workstation, the bottom plate crossbeam is located between two dogs and tip offsets with the dog that corresponds, the side of bottom plate crossbeam with support

The blocks are abutted, the bottom part is erected on the two mounting ports, and the pressing device is pressed on the bottom plate beam; the positioning device and the pressing device can continuously and stably fix the bottom plate cross beam on the workbench, so that long-term operation is facilitated, and the working efficiency is improved.

Optionally, the length direction of installing port edge workstation is equipped with two, closing device all is equipped with one in two installing ports, closing device is including connecting the bearing platform in the frame, articulate briquetting, the drive assembly of connection on the bearing platform, the bearing platform is located the installing port, drive assembly is used for ordering about the briquetting and compresses tightly on the bearing platform.

Through adopting above-mentioned technical scheme, the bottom plate crossbeam is located the cushion cap, and drive assembly orders about the briquetting and rotates, and the briquetting compresses tightly on the bottom plate crossbeam, realizes the stable centre gripping of bottom plate crossbeam.

Optionally, the driving assembly comprises a push rod hinged to the bottom end of the pressing block and a vertical cylinder connected to the rack, the push rod is vertically arranged, and a piston rod of the cylinder is fixedly connected with the bottom end of the push rod.

Through adopting above-mentioned technical scheme, the cylinder orders about the push rod and rises, and the push rod upwards pushes away the one end of briquetting, and briquetting and connecting rod rotate, and one side of briquetting compresses tightly on the bottom plate crossbeam.

Optionally, a connecting plate is arranged between the bottom ends of the two push rods, and a piston rod of the air cylinder is fixedly connected to the middle of the connecting plate.

Through adopting above-mentioned technical scheme, the cylinder orders about even board and goes up and down, and even board drives two push rods and goes up and down, and the drive of two push rods can be realized to a cylinder, reduce cost.

Optionally, a guide block is arranged on one side of the supporting platform close to the push rod, and the push rod vertically slides and penetrates through the guide block.

Through adopting above-mentioned technical scheme, the guide block provides the direction for the lift of push rod, has improved the briquetting and has compressed tightly and the stability of relaxing the process.

Optionally, a cushion pad is arranged on one side of the pressing block close to the supporting platform.

Through adopting above-mentioned technical scheme, the blotter has reduced the wearing and tearing that the briquetting produced when compressing tightly on the bottom plate crossbeam, has protected the bottom plate crossbeam, has prolonged the life of briquetting.

Optionally, a positioning column is arranged on the workbench and located between the stop blocks at the two ends.

Through adopting above-mentioned technical scheme, it is used for and reference column complex hole to open on the bottom plate crossbeam, places the bottom plate crossbeam on the workstation, and the reference column stretches out from downthehole on the bottom plate crossbeam, has further improved the stability of bottom plate crossbeam centre gripping.

Optionally, a sensor is arranged on the workbench and located between the stop blocks at the two ends.

Through adopting above-mentioned technical scheme, the sensor senses the bottom plate crossbeam and is stabilized the centre gripping back, signals, can get into the process of beating the rivet nut.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the positioning device and the pressing device are arranged, and the positioning device and the pressing device can continuously and stably fix the bottom plate cross beam on the workbench, so that long-term operation is facilitated, and the working efficiency is improved;

2. the connecting plate is arranged, the connecting plate is driven to lift by the air cylinder, the connecting plate drives the two push rods to lift, and one air cylinder can drive the two push rods, so that the cost is reduced;

3. set up the blotter, the blotter has reduced the wearing and tearing that the briquetting produced when compressing tightly on the bottom plate crossbeam, has protected the bottom plate crossbeam, has prolonged the life of briquetting.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic structural diagram of a pressing device in the embodiment of the present application.

Description of reference numerals: 1. a frame; 11. mounting a plate; 2. a work table; 21. an installation port; 22. a placement groove; 23. a sensor; 3. a positioning device; 31. a stopper; 32. a resisting block; 33. a positioning column; 4. a pressing device; 41. a support platform; 411. a connecting rod; 412. a guide block; 42. briquetting; 421. a cushion pad; 5. a drive assembly; 51. a push rod; 511. a rotating shaft; 512. connecting plates; 52. and a cylinder.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a fixing clamp for rivet pulling of nuts of a bottom plate cross beam.

Referring to fig. 1, the fixing clamp for rivet-pulling of the nut of the bottom plate cross beam comprises a frame 1, a workbench 2 fixedly connected to the top of the frame 1, a positioning device 3 connected to the workbench 2, and a pressing device 4 connected to the frame 1.

Referring to fig. 1 and 2, the positioning device 3 includes stoppers 31 fixedly connected to upper surfaces of both ends of the table 2, and three abutting blocks 32 fixedly connected to the table 2. The abutting blocks 32 are located between the two stoppers 31, and the three abutting blocks 32 are uniformly arranged along the length direction of the workbench 2.

Referring to fig. 1 and 2, one side of the worktable 2 is provided with a mounting opening 21, the mounting opening 21 is located between two stop blocks 31, and one mounting opening 21 is arranged between two adjacent abutting blocks 32. The two pressing devices 4 are respectively arranged in the two mounting holes 21, and the two pressing devices 4 further improve the clamping stability of the bottom plate beam. The bottom plate beam is placed on the workbench 2, the bottom plate beam is positioned between the two stop blocks 31, and the end part of the bottom plate beam is abutted to the corresponding stop block 31. The side edge of the bottom plate beam abuts against the abutting block 32, the bottom part is erected on the two mounting openings 21, and the pressing device 4 is pressed on the bottom plate beam. The positioning device 3 and the pressing device 4 can continuously and stably fix the bottom plate cross beam on the workbench 2, so that long-term operation is facilitated, and the working efficiency is improved.

Referring to fig. 2, a positioning column 33 is fixedly connected to the upper surface of the workbench 2, the positioning column 33 is located on one side of the abutting block 32 close to the installation opening 21, the positioning column 33 is located between the two stoppers 31, and one positioning column 33 is arranged at both ends of the workbench 2. The bottom plate cross beam is provided with a hole matched with the positioning column 33, the bottom plate cross beam is placed on the workbench 2, and the positioning column 33 extends out of the hole in the bottom plate cross beam, so that the clamping stability of the bottom plate cross beam is further improved.

Referring to fig. 2, two placement grooves 22 are formed in the table 2, a sensor 23 is fixedly connected to the inside of the placement groove 22, and the floor cross member covers the sensor 23 when being clamped. After the sensor 23 senses that the bottom plate cross beam is stably clamped, a signal is sent out, and then the process of riveting the rivet nut can be carried out.

Referring to fig. 2 and 3, the pressing device 4 includes a supporting platform 41 fixedly connected to the frame 1, a pressing block 42 hinged to the supporting platform 41, and a driving assembly 5 connected to the frame 1. The bearing platform 41 is vertically arranged, the bearing platform 41 is rotatably connected with a connecting rod 411, one end of the connecting rod 411, which deviates from the bearing platform 41, is rotatably connected with the middle part of the pressing block 42, and the rotating axis of the connecting rod 411 is parallel to the length direction of the workbench 2. The driving assembly 5 is located at the bottom of the pressing block 42, and the driving assembly 5 is used for driving the pressing block 42 to be pressed on the bottom plate cross beam.

Referring to fig. 3, a rubber cushion 421 is glued to one side of the pressing block 42 close to the supporting platform 41, and the cushion 421 reduces abrasion generated when the pressing block 42 is pressed against the bottom plate beam, protects the bottom plate beam, and prolongs the service life of the pressing block 42.

Referring to fig. 2 and 3, after the bottom plate beam is placed on the workbench 2 by abutting against the positioning device 3, the bottom plate beam is located on the supporting table 41, the driving assembly 5 drives the pressing block 42 to rotate, and the pressing block 42 is pressed on the bottom plate beam to realize stable clamping of the bottom plate beam. The driving assembly 5 comprises a vertical push rod 51 hinged at the bottom end of the pressing block 42 and a cylinder 52 fixedly connected to the frame 1. The top end of the push rod 51 is rotatably provided with a horizontal rotating shaft 511 in a penetrating way, and the bottom end of the press block 42 is fixedly connected with the end part of the rotating shaft 511. A horizontal mounting plate 11 is fixedly connected to the frame 1, a cylinder 52 is vertically fixed to the mounting plate 11, and a piston rod of the cylinder 52 is fixedly connected to the bottom end of the push rod 51.

Referring to fig. 3, the air cylinder 52 drives the push rod 51 to rise, the push rod 51 pushes one end of the pressing block 42 upwards, the pressing block 42 and the connecting rod 411 rotate, and one side of the pressing block 42 is pressed on the bottom plate cross beam. One side of the bearing platform 41 close to the push rod 51 is fixedly connected to the guide blocks 412, two guide blocks 412 are arranged along the length direction of the bearing platform 41, and the push rod 51 is slidably arranged in the guide blocks 412 in a penetrating mode. The guide block 412 provides a guide for the lifting of the push rod 51, and improves the stability of the pressing and releasing processes of the pressing block 42.

Referring to fig. 3, a connecting plate 512 is fixedly connected between the bottom ends of the two push rods 51, the connecting plate 512 is horizontally arranged, the air cylinder 52 is located below the middle part of the connecting plate 512, and a piston rod of the air cylinder 52 is fixedly connected with the middle part of the connecting plate 512. The air cylinder 52 drives the connecting plate 512 to ascend and descend, the connecting plate 512 drives the two push rods 51 to ascend and descend, one air cylinder 52 can drive the two push rods 51, and cost is reduced.

The implementation principle of the fixing clamp for rivet pulling of the nut of the bottom plate cross beam is as follows: place the bottom plate crossbeam on workstation 2, the bottom plate crossbeam is located between two dogs 31 and the tip offsets with the dog 31 that corresponds, and the side of bottom plate crossbeam offsets with abutting against piece 32, and reference column 33 stretches out from the downthehole on the bottom plate crossbeam. The air cylinder 52 drives the connecting plate 512 to ascend, the connecting plate 512 drives the two push rods 51 to ascend, the push rods 51 push one end of the pressing block 42 upwards, the pressing block 42 and the connecting rod 411 rotate, and one side of the pressing block 42 is pressed on the bottom plate cross beam. After the sensor 23 senses that the bottom plate cross beam is stably clamped, a signal is sent out, and then the process of riveting the rivet nut can be carried out.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a bottom plate crossbeam's nut is riveted and is used mounting fixture, includes frame (1), connects workstation (2) in frame (1), its characterized in that: still including connecting positioner (3) on workstation (2), connecting closing device (4) on frame (1), positioner (3) are including connecting dog (31), the piece (32) of connecting on workstation (2) at workstation (2) both ends, support between dog (31) that piece (32) are located both ends, open one side of workstation (2) has installing port (21), closing device (4) are located installing port (21).

2. The fixing jig for nut blind riveting of a floor cross member according to claim 1, characterized in that: installing port (21) are equipped with two along the length direction of workstation (2), closing device (4) all are equipped with one in two installing port (21), closing device (4) including connecting bearing platform (41) in frame (1), articulate briquetting (42) on bearing platform (41), connect drive assembly (5) on bearing platform (41), bearing platform (41) are located installing port (21), drive assembly (5) are used for driving about briquetting (42) and compress tightly on bearing platform (41).

3. The fixing jig for nut blind riveting of a floor cross member according to claim 2, characterized in that: the driving assembly (5) comprises a push rod (51) hinged to the bottom end of the pressing block (42) and a vertical air cylinder (52) connected to the rack (1), the push rod (51) is vertically arranged, and a piston rod of the air cylinder (52) is fixedly connected with the bottom end of the push rod (51).

4. The fixing jig for nut blind riveting of a floor cross member according to claim 3, characterized in that: a connecting plate (512) is arranged between the bottom ends of the two push rods (51), and a piston rod of the air cylinder (52) is fixedly connected to the middle of the connecting plate (512).

5. The fixing jig for nut blind riveting of a floor cross member according to claim 3, characterized in that: a guide block (412) is arranged on one side, close to the push rod (51), of the supporting platform (41), and the push rod (51) penetrates through the guide block (412) in a vertical sliding mode.

6. The fixing jig for nut blind riveting of a floor cross member according to claim 2, characterized in that: a buffer pad (421) is arranged on one side of the pressing block (42) close to the bearing platform (41).

7. The fixing jig for nut blind riveting of a floor cross member according to claim 1, characterized in that: be equipped with reference column (33) on workstation (2), reference column (33) are located between dog (31) at both ends.

8. The fixing jig for nut blind riveting of a floor cross member according to claim 1, characterized in that: and a sensor (23) is arranged on the workbench (2), and the sensor (23) is positioned between the stop blocks (31) at the two ends.