CN209902105U

CN209902105U - Bending machine clamping device convenient to it is rotatory

Info

Publication number: CN209902105U
Application number: CN201920112807.2U
Authority: CN
Inventors: 李保卫; 李保红; 付贺永; 张志刚
Original assignee: Tianjin Yizheng Metal Products Co Ltd
Current assignee: Tianjin Yizheng Metal Products Co Ltd
Priority date: 2019-01-23
Filing date: 2019-01-23
Publication date: 2020-01-07
Anticipated expiration: 2029-01-23

Abstract

The utility model relates to a bending machine clamping device convenient to it is rotatory, including the mount pad, its characterized in that, the top of mount pad is equipped with the horizontally rotatory case, is located lead screw one with directly over the lead screw two the top of rotatory case is equipped with about the spout of workstation symmetry, from top to bottom all ann has the elastic rubber board on the opposite face of splint. The utility model has the advantages of reasonable design, it is easy and simple to handle, through set up the rotatory case that has lead screw one and lead screw two on the mount pad, C shape chuck, ball, cooperation rotating electrical machines have solved the defect that the clamping device of traditional use can't rotate the work piece, have realized carrying out the bending of different angles to the work piece, need not to shut down and carry out the work piece again and press from both sides tightly for the work piece is at the in-process of bending, has improved bending efficiency greatly.

Description

Bending machine clamping device convenient to it is rotatory

Technical Field

The utility model relates to a sheet metal working equipment technical field especially relates to a clamping device for bending machine convenient to it is rotatory.

Background

The bending machine is important equipment for bending and forming workpieces in the sheet metal industry and is used for pressing steel plates into parts in various shapes according to process requirements. The bending machine is divided into a manual bending machine, a hydraulic bending machine and a numerical control bending machine. Manual bender divide into manual bender of machinery and electronic manual bender again, and hydraulic bending machine can divide into again according to the synchronization mode: torsion shaft synchronization, mechanical hydraulic synchronization and electro-hydraulic synchronization. The clamping device is an indispensable important component of the bending machine, but the clamping device used in the traditional method cannot rotate a workpiece, and the workpiece needs to be stopped to clamp the workpiece again when the workpiece is bent at different angles, so that the bending efficiency of the workpiece is greatly reduced in the bending process.

Disclosure of Invention

The utility model aims at solving the defects of the prior art and provides a clamping device for bending machine convenient to rotate.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

a clamping device for a bending machine convenient to rotate comprises a mounting seat and is characterized in that a horizontal rotating box is arranged above the mounting seat, a mounting cavity with an upward opening is formed in the mounting seat and is located under the center of the rotating box, a rotating motor is vertically arranged in the mounting cavity, the output end of the rotating motor is fixedly connected with the center of the bottom of the rotating box, a plurality of balls symmetrical to the rotating motor are arranged between the rotating box and the mounting seat, annular rails matched with the balls are arranged on the lower surface of the rotating box and the upper surface of the mounting seat, a workbench is arranged at the center of the outer portion of the top end of the rotating box, a first horizontal screw rod and a second horizontal screw rod are arranged in the top of the rotating box, one end of the second screw rod is rotatably arranged on the inner wall of the rotating box, and the other end of the second screw rod is coaxially and fixedly connected with one end of the first screw rod, the other end of the first screw rod penetrates through the side wall of the rotating box and is coaxially provided with a driving motor, the driving motor is installed on the outer wall of the rotating box, the first screw rod and the second screw rod which are positioned in the rotating box are equal in length, the screw threads on the first screw rod and the second screw rod are opposite in trend and equal in adjacent screw thread interval, the first screw rod and the second screw rod are both sleeved with a nut, sliding grooves which are symmetrical relative to the workbench are formed in the top end of the rotating box which is positioned right above the first screw rod and the second screw rod, vertical lifting electric cylinders are fixedly connected onto the nuts, a horizontal connecting rod is fixedly connected to the driving end of each lifting electric cylinder, a C-shaped chuck is fixedly connected to the other end of each connecting rod, the left C-shaped chuck and the right C-shaped chuck are symmetrically arranged relative to the workbench, the open ends of the C-shaped chucks are oppositely arranged, and a vacuum sucker is installed on the vertical side wall of the C-, the vacuum chuck is connected with external vacuum equipment, horizontal clamping plates are correspondingly arranged on the upper surface and the lower surface in the C-shaped chuck, spring assemblies are fixedly connected between the upper end wall and the lower end wall of the upper clamping plate and the lower clamping plate, and elastic rubber plates are arranged on the opposite surfaces of the upper clamping plate and the lower clamping plate.

The bottom surface of the mounting seat is provided with anti-skid grains.

The driving motor adopts a servo motor.

The utility model has the advantages that: the utility model has the advantages of reasonable design, it is easy and simple to handle, through set up the rotatory case that has lead screw one and lead screw two on the mount pad, C shape chuck, ball, cooperation rotating electrical machines have solved the defect that the clamping device of traditional use can't rotate the work piece, have realized carrying out the bending of different angles to the work piece, need not to shut down and carry out the work piece again and press from both sides tightly for the work piece is at the in-process of bending, has improved bending efficiency greatly.

Drawings

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

FIG. 2 is an enlarged view of a portion of FIG. 1;

in the figure: 1-mounting a base; 2-rotating the box; 3-driving a motor; 4-mounting a cavity; 5-a rotating electrical machine; 6-rolling balls; 7-a first lead screw; 8-a second lead screw; 9-a nut; 10-lifting electric cylinder; 11-a connecting rod; 12-a work bench; 13-C shaped jaws; 14-a splint; 15-a spring assembly; 16-vacuum chuck;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in fig. 1 and 2, a clamping device for a bending machine convenient to rotate comprises a mounting base 1, and is characterized in that a horizontal rotating box 2 is arranged above the mounting base 1, a mounting cavity 4 with an upward opening is arranged on the mounting base 1 and is positioned right below the center of the rotating box 2, a rotating motor 5 is vertically arranged in the mounting cavity 4, an output end of the rotating motor 5 is fixedly connected with the bottom center of the rotating box 2, a plurality of balls 6 symmetrical about the rotating motor 5 are arranged between the rotating box 2 and the mounting base 1, annular rails matched with the balls 6 are arranged on the lower surface of the rotating box 2 and the upper surface of the mounting base 1, a workbench 12 is arranged at the center of the outer portion of the top end of the rotating box 2, a horizontal first screw 7 and a horizontal second screw 8 are arranged in the top of the rotating box 2, one end of the second screw 8 is rotatably arranged on the inner wall of the rotating box 2, the other end of the screw rod II 8 is fixedly connected with one end of the screw rod I7 coaxially, the other end of the screw rod I7 penetrates through the side wall of the rotating box 2 and is coaxially provided with a driving motor 3, the driving motor 3 is installed on the outer wall of the rotating box 2, the lengths of the screw rod I7 and the screw rod II 8 in the rotating box 2 are equal, the screw threads on the screw rod I7 and the screw rod II 8 are opposite in trend, the adjacent screw thread intervals are equal in length, the screw rod I7 and the screw rod II 8 are both sleeved with a screw nut 9, sliding grooves which are symmetrical relative to the workbench 12 are arranged at the top end of the rotating box 2 right above the screw rod I7 and the screw rod II 8, vertical lifting electric cylinders 10 are fixedly connected onto the screw nut 9, a horizontal connecting rod 11 is fixedly connected to the driving end of each lifting electric cylinder 10, and a C-shaped clamping head 13 is fixedly connected to the other end of the, the left and right C-shaped clamps 13 are symmetrically arranged about the workbench 12, the open ends of the C-shaped clamps 13 are arranged in opposite directions, vacuum chucks 16 are arranged on the vertical side walls of the C-shaped clamps 13 close to the open ends of the C-shaped clamps 13, the vacuum chucks 16 are connected with external vacuum equipment, horizontal clamping plates 14 are correspondingly arranged on the upper and lower surfaces in the C-shaped clamps 13, spring assemblies 15 are fixedly connected between the upper and lower clamping plates 14 and the upper and lower end walls of the C-shaped clamps 13, and elastic rubber plates are arranged on the opposite surfaces of the upper and lower clamping plates 14.

The bottom surface of the mounting seat 1 is provided with anti-skid grains.

The driving motor 3 adopts a servo motor.

The utility model discloses during the use, driving motor 3 drives lead screw 7 and two 8 rotations of lead screw, lead screw 7 and two 8 drive screw 9 removal of lead screw, make C shape chuck 13 treat the both ends centre gripping of processing the work piece, and with the 14 laminatings that have spring assembly 15, lift electric cylinder 10 passes through the vertical downstream of connecting rod 11 drive C chuck 13, make the work piece of treating after the centre gripping move to workstation 12 on, the processing of bending, when carrying out bending of different angles to the work piece, rotating electrical machines 5 drives and makes ball 6 remove along the circular orbit, and then make rotatory case 2 rotatory, the defect that the clamping device that has traditionally used can't rotate the work piece has been solved, realized need not to stop to carry out the work piece again and press from both sides tightly, make the work piece at the in-process of bending, the efficiency of bending has greatly improved, the utility model has the advantages of reasonable design, and simple operation.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. The clamping device for the bending machine convenient to rotate comprises a mounting seat (1) and is characterized in that a horizontal rotating box (2) is arranged above the mounting seat (1), a mounting cavity (4) with an upward opening is formed in the mounting seat (1) and is located under the center of the rotating box (2), a rotating motor (5) is vertically arranged in the mounting cavity (4), the output end of the rotating motor (5) is fixedly connected with the center of the bottom of the rotating box (2), a plurality of balls (6) symmetrical about the rotating motor (5) are arranged between the rotating box (2) and the mounting seat (1), annular rails matched with the balls (6) are arranged on the lower surface of the rotating box (2) and the upper surface of the mounting seat (1), a workbench (12) is arranged at the center of the outer portion of the top end of the rotating box (2), rotatory case (2) are equipped with horizontally lead screw one (7) and lead screw two (8) in the top, the one end of lead screw two (8) is rotated and is installed on the inner wall of rotatory case (2), the other end of lead screw two (8) with the coaxial rigid coupling of one end of lead screw one (7), the other end of lead screw one (7) runs through the coaxial driving motor (3) that is equipped with of lateral wall of rotatory case (2), driving motor (3) are installed on the outer wall of rotatory case (2), be located in rotatory case (2) lead screw one (7) with the length of lead screw two (8) equals, lead screw one (7) with screw trend on lead screw two (8) is opposite and adjacent thread interval is isometric, lead screw one (7) with all overlap on lead screw two (8) and have screw (9), be located lead screw one (7) with directly over lead screw two (8) the top of rotatory case (2) is equipped with about workstation (12) The screw nuts (9) are fixedly connected with vertical lifting electric cylinders (10), the driving end of each lifting electric cylinder (10) is fixedly connected with a horizontal connecting rod (11), the other end of the connecting rod (11) is fixedly connected with a C-shaped chuck (13), the left and right C-shaped chucks (13) are symmetrically arranged relative to the workbench (12), the open ends of the C-shaped chucks (13) are oppositely arranged, a vacuum sucker (16) is arranged on the vertical side wall of the C-shaped chuck (13) which is closer to the open end of the C-shaped chuck (13), vacuum chuck (16) link to each other with external vacuum apparatus, the upper and lower face in C shape chuck (13) all corresponds and is equipped with horizontally splint (14), from top to bottom splint (14) with equal rigid coupling has spring assembly (15) between the upper and lower end wall of C shape chuck (13), from top to bottom all ann has the elastic rubber board on the opposite face of splint (14).

2. The clamping device for the bending machine convenient to rotate is characterized in that the bottom surface of the mounting seat (1) is provided with anti-slip threads.

3. The clamping device for a bending machine convenient to rotate according to claim 1, wherein the driving motor (3) is a servo motor.