CN215237545U

CN215237545U - Forge and use forging centre gripping frock

Info

Publication number: CN215237545U
Application number: CN202023334578.0U
Authority: CN
Inventors: 宋鑫; 倪荣
Original assignee: Deyang Wanhong Heavy Forging Co ltd
Current assignee: Deyang Wanhong Heavy Forging Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-12-21
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a forge piece centre gripping frock for forging, comprises a workbench, erection column and centre gripping subassembly, be fixed with first disc on the workstation, a plurality of first pinholes have been seted up on the first disc, a plurality of first pinholes are the circumference equipartition, the erection column passes first disc and is connected with the workstation rotation, the one end detachable that the workstation was kept away from to the erection column is connected with the centre gripping subassembly, carry out centre gripping processing to the forging through the centre gripping subassembly, be fixed with the second disc on the erection column, the second disc sets up with first disc is concentric, set up a plurality of second pinholes corresponding with first pinhole on the first disc, be fixed with flexible axle subassembly on the erection column, flexible axle subassembly wears to establish in first pinhole and second pinhole, a rotation for the restriction erection column. The mounting column is limited and rotated by stretching and retracting of the telescopic shaft assembly, so that the rotation of the forge piece can be completed without taking down the forge piece when the forge piece is rotated, the forging tool is convenient and fast, and the processing efficiency of the forge piece is improved.

Description

Forge and use forging centre gripping frock

Technical Field

The utility model relates to a forging processing technology field specifically is a forge piece centre gripping frock for forging.

Background

Forging is a processing method which utilizes forging machinery to apply pressure on a metal blank to cause the metal blank to generate plastic deformation so as to obtain a forged piece with certain mechanical property, certain shape and certain size. The defects of as-cast porosity and the like generated in the smelting process of metal can be eliminated through forging, the microstructure is optimized, meanwhile, due to the fact that a complete metal streamline is saved, the mechanical property of the forging is generally superior to that of a casting made of the same material, and a clamping device is needed in the forging process.

Patent application number is CN 201820182234.6's patent, a manual forging for machining is disclosed, first splint, the second splint, first support arm, the second support arm, the tensioning spring pivot, actuating lever and control sleeve, first splint and second splint set up side by side, the upper end of first support arm is connected with the lateral surface of first splint, the upper end of second support arm is connected with the lateral surface of second splint, the lower extreme of first support arm and the lower extreme of second support arm are passed through the pivot and are connected with the upper end rotation of actuating lever. The clamping device in the above patent has the following disadvantages: after carrying out the forging centre gripping in the comparison file, when carrying out the angle modulation of forging once more, need take off the forging, centre gripping again will cause inefficiency like this, waste time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art not enough, provide a forge and use forging centre gripping frock, realize spacing and the rotation to the erection column through flexible the realization of telescopic shaft subassembly to need not to take off the rotation that can accomplish the forging with the forging when rotatory forging, convenient and fast has improved the machining efficiency of forging.

The purpose of the utility model is realized through the following technical scheme: a forge piece clamping tool for forging comprises a workbench, mounting columns and a clamping assembly, wherein a first disc is fixed on the workbench, a plurality of first pin holes are formed in the first disc, the first pin holes are circumferentially and uniformly distributed, the mounting columns penetrate through the first disc and are rotatably connected with the workbench, and one ends, far away from the workbench, of the mounting columns are detachably connected with the clamping assembly;

a second disc is fixed on the mounting column, the second disc and the first disc are concentrically arranged, a plurality of second pin holes corresponding to the first pin holes are formed in the first disc, a telescopic shaft assembly is fixed on the mounting column and penetrates through the first pin holes and the second pin holes to limit the rotation of the mounting column;

the telescopic shaft assembly comprises a fixed cylinder and a movable cylinder, the fixed cylinder is fixedly connected with the mounting column, the fixed cylinder is arranged in the second pin hole in a penetrating mode, the axis of the fixed cylinder is parallel to the axis of the mounting column, the movable cylinder can be arranged in the fixed cylinder in a penetrating mode in a sliding mode, a spring is arranged in the fixed cylinder, and two ends of the spring are connected with the fixed cylinder and the movable cylinder respectively.

Further, the centre gripping subassembly includes crossbeam, first splint and second splint, the erection column is kept away from the one end of workstation with the connection can be dismantled to the crossbeam, first splint and second splint all set up on the crossbeam, first splint and second splint along the length direction interval of crossbeam sets up, be provided with actuating mechanism on the crossbeam, actuating mechanism is used for the drive first splint and second splint remove, the motion opposite direction of first splint and second splint.

Further, actuating mechanism includes motor, first lead screw and second lead screw, the mounting groove has been seted up along length direction to the crossbeam, first lead screw and second lead screw are all arranged in the mounting groove, the one end of first lead screw with the one end of crossbeam is rotated and is connected, the other end of first lead screw passes through intermediate junction box and is connected with the one end of second lead screw, the other end of second lead screw with the other end of crossbeam is rotated and is connected, screw thread on the first lead screw sets up with the screw thread opposite direction on the second lead screw, first splint with first lead screw threaded connection, the second splint with second lead screw threaded connection, the motor is installed on the outer wall of crossbeam, the output shaft of motor is connected with first lead screw or second lead screw.

Further, be provided with the slide rail in the mounting groove, the slide rail is along the length direction of crossbeam extends, all set up on first splint and the second splint with the slide rail groove of slide rail looks adaptation.

Furthermore, an electromagnet is arranged in the fixed cylinder, a magnet is fixed at one end, close to the fixed cylinder, of the movable cylinder, and the electromagnet is electromagnetically attracted with the magnet through electrification.

Furthermore, the outer wall of the movable cylinder is matched with the inner wall of the first pin hole, and the outer wall of the fixed cylinder is matched with the inner wall of the second pin hole.

Further, the center that the erection column kept away from workstation one end is fixed with the screw thread post, the screw thread post is equipped with the external screw thread, the internal thread hole has been seted up at the middle part of crossbeam, the screw thread post is arranged in the internal thread downthehole with crossbeam threaded connection.

Furthermore, a notch is formed in the surface, opposite to the second clamping plate, of the first clamping plate, and a pressure sensor is arranged in the notch.

The utility model has the advantages that:

1. through the flexible of a movable section of thick bamboo slip realization telescopic shaft subassembly in a fixed section of thick bamboo, wear to establish when first pinhole when a movable section of thick bamboo, be connected first disc and second disc through telescopic shaft subassembly this moment, it is spacing to carry out the rotation of second disc through fixed first disc, and then the rotation of restriction erection column, when a movable section of thick bamboo that slides makes a movable section of thick bamboo break away from first pinhole, first disc loses the limiting displacement to the second disc, thereby make the erection column rotatable carry out angle modulation, and then adjust the angle of the forging on the centre gripping subassembly, thereby realize not dismantling the diversified processing that the forging can realize the forging, the machining efficiency of forging has been improved.

2. When the electro-magnet circular telegram, electro-magnet and magnet electromagnetic actuation drive a movable section of thick bamboo and keep away from the workstation and remove to make a movable section of thick bamboo break away from first pinhole automatically, then rotate the erection column to the angle that needs, make the electro-magnet outage at last, make a movable section of thick bamboo adaptation again in another first pinhole, the mode through electromagnetic actuation is controlled the flexible of telescopic shaft subassembly, and it is fast to have response speed, the advantage of the regulation of being convenient for.

3. The force for clamping the workpiece is controlled through the pressure sensor, and when the forged piece is clamped, the pressure applied is monitored in real time through the pressure sensor, so that the forged piece is guaranteed not to be damaged under the condition that the forged piece is locked.

Drawings

Fig. 1 is a schematic perspective view of a forging clamping tool of the present invention;

FIG. 2 is a schematic view of the internal structure of the telescopic shaft assembly in the forging clamping tool of the present invention;

FIG. 3 is a top view of the forging clamping fixture of the present invention;

FIG. 4 is a schematic view of the mounting post and cross member;

in the figure, 2-workbench, 3-mounting column, 4-beam, 5-first clamping plate, 6-second clamping plate, 7-first disk, 8-first pin hole, 9-second disk, 10-second pin hole, 11-fixed cylinder, 12-movable cylinder, 13-spring, 14-electromagnet, 15-first screw rod, 16-second screw rod, 17-mounting groove, 18-intermediate coupling, 19-magnet, 20-threaded column and 21-pressure sensor.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

As shown in figures 1 to 4, a forge piece clamping tool for forging comprises a workbench 2, an installation column 3 and a clamping assembly, wherein a first disc 7 is fixed on the workbench 2, a plurality of first pin holes 8 are formed in the first disc 7, the first pin holes 8 are circumferentially and uniformly distributed, the installation column 3 penetrates through the first disc 7 to be rotatably connected with the workbench 2, one end, far away from the workbench 2, of the installation column 3 is detachably connected with the clamping assembly, and the forge piece is clamped and processed through the clamping assembly.

A second disc 9 is fixed on the mounting column 3, the second disc 9 and the first disc 7 are concentrically arranged, a plurality of second pin holes 10 corresponding to the first pin holes 8 are formed in the first disc 9, a telescopic shaft assembly is fixed on the mounting column 3, and the telescopic shaft assembly penetrates through the first pin holes 8 and the second pin holes 10 and is used for limiting the rotation of the mounting column 3;

as shown in fig. 2, the telescopic shaft assembly includes a fixed cylinder 11 and a movable cylinder 12, the fixed cylinder 11 is fixedly connected with the mounting column 3, the fixed cylinder 11 is arranged in the second pin hole 10 in a penetrating manner, the axis of the fixed cylinder 11 is parallel to the axis of the mounting column 3, the movable cylinder 12 is arranged in the fixed cylinder 11 in a penetrating manner in a sliding manner, a spring 13 is arranged in the fixed cylinder 11, and two ends of the spring 13 are respectively connected with the fixed cylinder 11 and the movable cylinder 12.

Through the flexible of a movable section of thick bamboo 12 slip realization telescopic shaft subassembly in a fixed section of thick bamboo 11, when a movable section of thick bamboo 12 wears to establish in first pinhole 8, be connected first disc 7 and second disc 9 through the telescopic shaft subassembly this moment, it is spacing to carry out the rotation of second disc 9 through fixing first disc 7 on workstation 2, and then the rotation of restriction erection column 3, when a movable section of thick bamboo 12 makes a movable section of thick bamboo 12 break away from first pinhole 8 when sliding, first disc 7 loses the limiting displacement to second disc 9, thereby make erection column 3 rotatable carry out angle modulation, and then adjust the angle of the forging on the centre gripping subassembly, thereby realize the diversified processing of forging without dismantling the forging, the machining efficiency of forging has been improved.

Further, the centre gripping subassembly includes crossbeam 4, first splint 5 and second splint 6, and the one end that workstation 2 was kept away from to erection column 3 can be dismantled with crossbeam 4 and be connected, and first splint 5 and second splint 6 all set up on crossbeam 4, and first splint 5 and second splint 6 set up along the length direction interval of crossbeam 4, are provided with actuating mechanism on crossbeam 4, and actuating mechanism is used for driving first splint 5 and the removal of second splint 6, and the direction of motion of first splint 5 and second splint 6 is opposite.

Further, the driving mechanism comprises a motor, a first lead screw 15 and a second lead screw 16, a mounting groove 17 is formed in the beam 4 along the length direction, the first lead screw 15 and the second lead screw 16 are both arranged in the mounting groove 17, one end of the first lead screw 15 is rotatably connected with one end of the beam 4, the other end of the first lead screw 15 is connected with one end of the second lead screw 16 through an intermediate coupler 18, the other end of the second lead screw 16 is rotatably connected with the other end of the beam 4, threads on the first lead screw 15 are arranged in the opposite direction to threads on the second lead screw 16, a first clamping plate 5 is in threaded connection with the first lead screw 15, a second clamping plate 6 is in threaded connection with the second lead screw 16, the motor is arranged on the outer wall of the beam 4, and an output shaft of the motor is connected with the first lead screw 15 or the second lead screw 16.

Further, as shown in fig. 1 and 3, a slide rail is arranged in the mounting groove 17, the slide rail extends along the length direction of the cross beam 4, and slide rail grooves matched with the slide rail are formed in the first clamping plate 5 and the second clamping plate 6. The first screw rod 15 and the second screw rod 16 are connected into a bidirectional threaded screw rod through an intermediate coupling 18, the motor can be connected with the first screw rod 15 or connected with the second screw rod 16, the first screw rod 15 or the second screw rod 16 is driven to rotate through the motor, so that the first screw rod 15 and the second screw rod 16 synchronously rotate, the rotational freedom degree of the first clamping plate 5 and the second clamping plate 6 is limited through the matching of a slide rail and a slide rail groove, the first clamping plate 5 moves along the length direction of the first screw rod 15, the second clamping plate 6 moves along the length direction of the second screw rod 16, the moving directions of the first clamping plate 5 and the second clamping plate 6 are opposite due to the opposite arrangement of the threads of the first screw rod 15 and the second screw rod 16, so that a clamping opening formed by the first clamping plate 5 and the second clamping plate 6 is opened or locked, a forge piece is placed in the clamping opening to drive the first clamping plate 5 and the second clamping plate 6 to move close, thereby locking the forging. The forging piece is clamped by the screw pair of the screw rods, and the forging piece is supported by the threads on the first screw rod 15 and the second screw rod 16, so that the bearing capacity of the forging piece is small, the forging piece is suitable for clamping small forging pieces, and the forging piece clamping device has the advantages of simple structure and low cost.

Furthermore, an electromagnet 14 is arranged in the fixed cylinder 11, a magnet 19 is fixed at one end of the movable cylinder 12 close to the fixed cylinder 11, and the electromagnet 8 is electromagnetically attracted with the magnet 19 by electrifying. Be provided with the inner chamber in the fixed cylinder 11, the gliding intracavity of arranging in of activity section of thick bamboo 12, the electro-magnet 14 is provided with the inner chamber and is close to the one end of erection column 3 with fixed cylinder 11 fixed, when electro-magnet 14 circular telegram, electro-

magnet

14 and 19 electromagnetic attraction of magnet, it moves to drive activity section of thick bamboo 12 and keep away from workstation 2, thereby make activity section of thick bamboo 12 automatic break away from first pinhole 8, then rotate erection column 3 to required angle, make electro-magnet 19 outage at last, make activity section of thick bamboo 12 adaptation again in another first pinhole 8, the flexible of telescopic shaft subassembly is controlled through the mode of electromagnetic attraction, response speed is fast, the advantage of being convenient for adjust.

Further, the outer wall of a movable section of thick bamboo 12 and the inner wall looks adaptation of first pinhole 8 for reduce the clearance between 12 outer walls of a movable section of thick bamboo and the 8 inner walls of first pinhole, the outer wall of a fixed section of thick bamboo 11 and the inner wall looks adaptation of second pinhole 10 are used for reducing the clearance between 11 outer walls of a fixed section of thick bamboo and the 10 inner walls of second pinhole, thereby improve the stability of mount pad 3 when spacing, avoid erection column 2 to wear to establish to rock.

Further, as shown in fig. 4, a threaded column 20 is fixed at the center of one end of the mounting column 3, which is far away from the workbench 2, the threaded column 20 is provided with external threads, an internal threaded hole is formed in the middle of the cross beam 4, and the threaded column 20 is arranged in the internal threaded hole and is in threaded connection with the cross beam 4. The clamping assembly is convenient to disassemble and maintain and replace in a threaded connection mode.

Furthermore, a notch is formed in the surface of the first clamping plate 5 opposite to the second clamping plate 6, and a pressure sensor 21 is arranged in the notch. The force for clamping the workpiece is controlled through the pressure sensor 21, and when the forged piece is clamped, the pressure applied through the pressure sensor 21 is monitored in real time, so that the forged piece is guaranteed not to be damaged under the condition that the forged piece is locked.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The forging clamping tool is characterized by comprising a workbench (2), mounting columns (3) and a clamping assembly, wherein a first disc (7) is fixed on the workbench (2), a plurality of first pin holes (8) are formed in the first disc (7), the first pin holes (8) are circumferentially and uniformly distributed, the mounting columns (3) penetrate through the first disc (7) to be rotatably connected with the workbench (2), and one ends, far away from the workbench (2), of the mounting columns (3) are detachably connected with the clamping assembly;

a second disc (9) is fixed on the mounting column (3), the second disc (9) and the first disc (7) are concentrically arranged, a plurality of second pin holes (10) corresponding to the first pin holes (8) are formed in the first disc (7), a telescopic shaft assembly is fixed on the mounting column (3), and the telescopic shaft assembly penetrates through the first pin holes (8) and the second pin holes (10) and is used for limiting the rotation of the mounting column (3);

the telescopic shaft assembly comprises a fixed cylinder (11) and a movable cylinder (12), the fixed cylinder (11) is fixedly connected with the mounting column (3), the fixed cylinder (11) is arranged in the second pin hole (10) in a penetrating mode, the axis of the fixed cylinder (11) is parallel to the axis of the mounting column (3), the movable cylinder (12) can be arranged in the fixed cylinder (11) in a penetrating mode in a sliding mode, a spring (13) is arranged in the fixed cylinder (11), and two ends of the spring (13) are connected with the fixed cylinder (11) and the movable cylinder (12) respectively.

2. The forging clamping tool is characterized in that the clamping assembly comprises a cross beam (4), a first clamping plate (5) and a second clamping plate (6), one end, far away from the workbench (2), of the mounting column (3) is detachably connected with the cross beam (4), the first clamping plate (5) and the second clamping plate (6) are arranged on the cross beam (4), the first clamping plate (5) and the second clamping plate (6) are arranged at intervals along the length direction of the cross beam (4), a driving mechanism is arranged on the cross beam (4) and used for driving the first clamping plate (5) and the second clamping plate (6) to move, and the moving directions of the first clamping plate (5) and the second clamping plate (6) are opposite.

3. The forging piece clamping tool for forging according to claim 2, wherein the driving mechanism comprises a motor, a first screw rod (15) and a second screw rod (16), the cross beam (4) is provided with a mounting groove (17) along the length direction, the first screw rod (15) and the second screw rod (16) are both arranged in the mounting groove (17), one end of the first screw rod (15) is rotatably connected with one end of the cross beam (4), the other end of the first screw rod (15) is connected with one end of the second screw rod (16) through an intermediate coupling (18), the other end of the second screw rod (16) is rotatably connected with the other end of the cross beam (4), threads on the first screw rod (15) are arranged in a direction opposite to that of threads on the second screw rod (16), and the first clamping plate (5) is in threaded connection with the first screw rod (15), the second clamping plate (6) is in threaded connection with the second screw rod (16), the motor is installed on the outer wall of the cross beam (4), and an output shaft of the motor is connected with the first screw rod (15) or the second screw rod (16).

4. The forging clamping tool according to claim 3, wherein a sliding rail is arranged in the mounting groove (17), the sliding rail extends along the length direction of the cross beam (4), and sliding rail grooves matched with the sliding rail are formed in the first clamping plate (5) and the second clamping plate (6).

5. The forging piece clamping tool according to claim 1, wherein an electromagnet (14) is arranged in the fixed cylinder (11), a magnet (19) is fixed to one end, close to the fixed cylinder (11), of the movable cylinder (12), and the electromagnet (14) is electromagnetically attracted to the magnet (19) through electrification.

6. The clamping tool for the forging forgings according to claim 5, wherein the outer wall of the movable cylinder (12) is matched with the inner wall of the first pin hole (8), and the outer wall of the fixed cylinder (11) is matched with the inner wall of the second pin hole (10).

7. The forging clamping tool for the forging piece is characterized in that a threaded column (20) is fixed at the center of one end, far away from the workbench (2), of the mounting column (3), the threaded column (20) is provided with external threads, an internal threaded hole is formed in the middle of the cross beam (4), and the threaded column (20) is arranged in the internal threaded hole and is in threaded connection with the cross beam (4).

8. The clamping tool for the forged piece for forging of the claim 2, wherein a notch is formed in one surface, opposite to the second clamping plate (6), of the first clamping plate (5), and a pressure sensor (21) is arranged in the notch.