CN214442503U

CN214442503U - Forming device of pipe end forming machine

Info

Publication number: CN214442503U
Application number: CN202022423110.2U
Authority: CN
Inventors: 张建平; 贾春富
Original assignee: Xinchang Yibo Machinery Co ltd
Current assignee: Xinchang Yibo Machinery Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-10-22
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a forming device of a pipe end forming machine, which comprises a workbench, wherein a cylinder is arranged on the table surface of the workbench, a transmission frame is arranged on a lever of the cylinder, a clamping device is arranged on the transmission frame, the clamping device comprises a shell, a motor I is arranged in the shell, an output shaft of the motor I is provided with a threaded rod, a sliding block is arranged on one side of the threaded rod in a penetrating way, two ends of the sliding block are hinged with connecting rods, one end of each connecting rod is hinged with a chuck, screws are arranged between the connecting rods and the chucks, the connecting rods are all hinged with extension rods, a fixing shell is arranged on the threaded rod in a penetrating way, one end of each extension rod is hinged with the fixing shell, a hollow groove is arranged on the workbench, a gear is arranged in the hollow groove, a transmission shaft is arranged in the workbench in a penetrating way, one side of the transmission shaft is positioned in the hollow groove and fixedly connected with the center of the gear, a motor II is arranged at one end of the transmission shaft, a switching device is arranged on the table surface of the workbench, different punches and different clamping devices are fixed by the switching device, realizing the multiple processing of the pipe end.

Description

Forming device of pipe end forming machine

Technical Field

The utility model belongs to the technical field of the pipe end make-up machine technique and specifically relates to a forming device of pipe end make-up machine.

Background

With the development of society and the progress of science and technology, pipe fitting engineering develops towards the direction of high strength and high toughness, the requirements for pipe fitting quality are continuously improved, and pipe manufacturing technology and equipment are also continuously developed. The pipe end forming machine is a machine widely used in pipe making for forming and processing the end of a pipe fitting. The main working parts of the forming device of the existing pipe end forming machine are a clamping die and a punching die. The clamping die is divided into two symmetrical parts, commonly called upper and lower clamping dies, and is hydraulically/pneumatically driven to clamp the pipe, and then a die is used to apply axial pressure to the end of the pipe to be machined to punch the end of the pipe into the desired shape.

However, these forming devices are often provided with only one mold, and only one shaped pipe end can be processed each time, and for some pipe ends with complicated shapes and some pipe end shapes requiring forming and processing for many times, the forming device needs to replace the forming mold for many times to complete the processing, and such forming devices are complicated in operation, low in processing efficiency, and incapable of ensuring the processing precision. In view of the above problems, a solution is proposed as follows.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a forming device of pipe end make-up machine has easy operation, advantage that machining efficiency is high.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the forming device of the pipe end forming machine comprises a workbench, wherein an air cylinder is fixedly arranged on a table top of the workbench, a transmission frame is fixedly arranged on a lever of the air cylinder, two sliding groove plates are fixedly arranged on the table top of the workbench and are in sliding fit with the transmission frame, a clamping device is fixedly arranged on the upper end face of the transmission frame, the clamping device comprises a shell, a first motor is arranged in the shell, a threaded rod is fixedly arranged on an output shaft of the first motor, a sliding block is arranged on one side, away from the first motor, of the threaded rod in a penetrating mode, an internal thread is arranged inside the sliding block, the sliding block and the threaded rod are in threaded fit, connecting rods are hinged to two ends of the sliding block, chucks are hinged to one ends of the two connecting rods respectively, a screw is arranged between the connecting rod and the chucks, the screw is used for fixing the connecting rod and the chucks, and an extension rod is hinged to one end, away from the chucks, of the two connecting rods, a fixed shell is arranged on the threaded rod in a penetrating way, one end of the fixed shell is fixedly connected with a motor I, one ends of the two extension rods, which are far away from the connecting rod, are respectively hinged with the fixed shell, three empty grooves are arranged on the table surface of the workbench, gears are arranged in the three empty grooves, a transmission shaft is arranged in the workbench in a penetrating way, and the transmission shaft is in running fit with the workbench, one side of the transmission shaft is respectively positioned in the three empty grooves, and are respectively fixedly connected with the centers of the three gears, one end of the transmission shaft is fixedly provided with a second motor, the motor is arranged at one side of the workbench, a switching device is arranged on the table-board of the workbench, and the switching device is in sliding fit with the workbench, three racks are arranged on the bottom surface of the switching device, are respectively positioned in the three empty grooves and are respectively meshed with the three gears.

By adopting the technical scheme, the second motor is started, the second motor can drive the transmission shaft to rotate so as to drive the three gears to rotate together, then the three racks are respectively driven to slide together, so that the switching device can slide on the workbench, when the punch shaft is positioned in front of the pipe fitting, the second motor stops rotating, then the first motor is started reversely, the first motor rotates reversely so as to drive the threaded rod to rotate reversely so as to drive the sliding block to move backwards, when the sliding block moves backwards, the distance between the sliding block and the fixed shell is continuously reduced, so that the angles between the two connecting rods and the two extension rods are continuously reduced, the distance between the other ends of the two connecting rods is continuously reduced, when the distance between the other ends of the two connecting rods is continuously reduced, the two chucks are respectively driven to continuously approach, so that the punch shaft is clamped, and then the air cylinder is started, the lever of the cylinder stretches to drive the transmission frame to move forwards and drive the punching shaft to move forwards, so that the punch is driven to move forwards, the heavy head is contacted with the pipe fitting, and finally, the punching forming of the pipe fitting is completed.

Preferably, the two sides of the switching device are respectively provided with a first sliding groove, the upper end surface of the workbench is symmetrically and fixedly provided with a first sliding block, and one end of each of the first sliding blocks is located in each of the first sliding grooves and is in sliding fit with each of the first sliding grooves.

By adopting the technical scheme, when the switching device slides, one ends of the first sliding blocks slide in the first sliding grooves respectively, so that the sliding track of the switching device is straight, and the switching device cannot generate position deviation.

Preferably, the switching device comprises an upper pressing plate and a lower pressing plate, three semicircular grooves are formed in the lower end face of the upper pressing plate and the upper end face of the lower pressing plate, the semicircular grooves of the upper pressing plate and the lower pressing plate are matched to form a circular groove, punching shafts are arranged in the three circular grooves, a punching head is arranged at one end of each punching shaft, and the upper pressing plate is hinged to the lower pressing plate.

Adopt above-mentioned technical scheme, the user upwards promotes the top board, and the top board can upwards rotate round articulated department to make top board and holding down plate produce certain angle, later the user can be according to the processing requirement of difference, will have the axle that dashes of different specification drift and install on the holding down plate, promotes the top board downwards afterwards, makes top board and holding down plate laminating, consequently realizes the fixed of counterpunching the axle.

Preferably, a position sensing device is fixedly arranged on the upper end face of the workbench, a plurality of transmitting devices are fixedly arranged at the lower end of the switching device, the plurality of transmitting devices are respectively matched with the position sensing device, and the position sensing device is electrically connected with the second motor.

By adopting the technical scheme, a user selects a proper transmitting device according to the processing requirement of the pipe fitting specification, when the switching device slides on the workbench and drives the proper transmitting device to slide above the position sensing device, the position sensing device is linked with the second motor to stop rotating, and therefore the punching shaft is accurately positioned in front of the pipe fitting.

Preferably, two small grooves are symmetrically formed in one side, away from the punch, of the punch shaft, protruding blocks are fixedly arranged on the inner sides of the two chucks, and the two protruding blocks are matched with the two small grooves respectively.

By adopting the technical scheme, when the two chucks are continuously close to each other, the two lugs can be driven to be continuously close to each other, and then the two lugs can be respectively clamped into the two small grooves, so that the punching shaft cannot be started up and down during processing, and the stability of the punching shaft is improved.

Preferably, a plurality of second sliding blocks are symmetrically and fixedly arranged on the lower end face of the transmission frame, two sliding groove plates are respectively provided with a second sliding groove, and one end of each of the second sliding blocks is located in each of the two sliding grooves and is in sliding fit with the second sliding grooves.

By adopting the technical scheme, when the transmission frame moves forwards, the second sliding blocks can be driven to slide on the two sliding groove plates respectively, so that the sliding track of the transmission frame is more straight, and the transmission frame can slide on the sliding groove plates more smoothly.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a cross-sectional view of a tightening device according to an embodiment;

fig. 3 is a cross-sectional view of a switching device of an embodiment.

Reference numerals: 1. a work table; 2. a cylinder; 3. a transmission frame; 4. a chute plate; 5. a clamping device; 51. a housing; 52. a first motor; 53. a threaded rod; 54. a slider; 55. a connecting rod; 56. an extension rod; 57. a chuck; 58. a stationary case; 6. an empty groove; 7. a second motor; 8. a gear; 9. a drive shaft; 10. a switching device; 101. an upper pressure plate; 102. a lower pressing plate; 103. a circular groove; 11. a rack; 12. a first sliding chute; 13. a first sliding block; 14. punching a shaft; 15. a punch; 16. a position sensing device; 17. a transmitting device; 18. a small groove; 19. a bump; 20. a second sliding block; 21. and a second sliding chute.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1 to 3, a forming device of a pipe end forming machine includes a workbench 1, a switching device 10 is disposed on a table top of the workbench 1, the switching device 10 includes an upper pressing plate 101 and a lower pressing plate 102, and the upper pressing plate 101 is hinged to the lower pressing plate 102, a user pushes the upper pressing plate 101 upwards, and the upper pressing plate rotates upwards around the hinged portion, so that a certain angle is formed between the upper pressing plate 101 and the lower pressing plate 102. Three semicircular grooves have all been seted up to the lower terminal surface of top board 101 and the up end of bottom board 102, a circular slot 103 is joined in marriage into in the semicircular groove of top board 101 and bottom board 102, all be provided with towards axle 14 in the three circular slot 103, the one end of towards axle 14 is equipped with drift 15, later the user can be according to the processing requirement of difference, to have the axle 14 of dashing of different specification drift 15 and install on bottom board 102, promote top board 101 downwards afterwards, make top board 101 and bottom board 102 laminate, consequently realize fixing towards axle 14.

Three dead slots 6 have been seted up on the mesa of workstation 1, all have gear 8 in three dead slots 6, wear to be equipped with transmission shaft 9 in the workstation 1, one side of transmission shaft 9 is located three dead slots 6 respectively, and respectively with three gear 8's central fixed connection, the one end of transmission shaft 9 has set firmly motor two 7, motor two 7 is located one side of workstation 1, motor two 7 starts, motor two 7 rotates and can drives transmission shaft 9 and rotate to it rotates together to drive three gear 8. Three racks 11 are arranged on the bottom surface of the switching device 10, the three racks 11 are respectively located in the three empty grooves 6 and are respectively meshed with the three gears 8, and when the three gears 8 rotate together, the three racks 11 are respectively driven to slide together, so that the switching device 10 slides on the workbench 1.

The up end of workstation 1 has set firmly position induction system 16, the lower extreme of auto-change over device 10 has all set firmly a plurality of emitter 17, and a plurality of emitter 17 cooperate with position induction system 16 respectively, the user selects suitable emitter 17 according to the processing needs of pipe fitting specification, when auto-change over device 10 slides on workstation 1, when driving suitable emitter 17 and sliding to position induction system 16's top, because position induction system 16 is connected with two 7 electricity of motor, two 7 stall of 16 linkage motors of position induction system, thereby make the place ahead that is located the pipe fitting of dashing 14 accuracies.

The two sides of the switching device 10 are respectively provided with a first sliding groove 12, the upper end face of the workbench 1 is symmetrically and fixedly provided with two first sliding blocks 13, one ends of the two first sliding blocks 13 are respectively located in the two first sliding grooves 12, and when the switching device 10 slides, one ends of the two first sliding blocks 13 respectively slide in the two first sliding grooves 12, so that the sliding track of the switching device 10 is straight, the switching device 10 cannot generate position deviation, and the precision of the pipe fitting is accurate after the punch 15 processes the pipe fitting.

The table top of the workbench 1 is fixedly provided with the air cylinder 2, the lever of the air cylinder 2 is fixedly provided with the transmission frame 3, the upper end face of the transmission frame 3 is fixedly provided with the clamping device 5, the clamping device 5 comprises a shell 51, a first motor 52 is arranged in the shell 51, an output shaft of the first motor 52 is fixedly provided with a threaded rod 53, the first motor 52 is started in a reverse direction, and the reverse rotation of the first motor 52 can drive the threaded rod 53 to rotate in a reverse direction. Sliding block 54 is worn to be equipped with by one side of threaded rod 53 keeping away from motor 52, and the inside internal thread that is equipped with of sliding block 54, and threaded rod 53 during antiport, can drive sliding block 54 rearward movement. Both ends of sliding block 54 all articulate there is connecting rod 55, the one end that chuck 57 was kept away from to two connecting rods 55 all articulates there is extension rod 56, wear to be equipped with set casing 58 on the threaded rod 53, and one end and a 52 fixed connection of motor of set casing 58, the one end that connecting rod 55 was kept away from to two extension rods 56 is articulated with set casing 58 respectively, when sliding block 54 backward movement, the distance between sliding block 54 and the set casing 58 constantly reduces, thereby make two connecting rods 55 respectively and the angle between two extension rods 56 constantly diminish, consequently make the distance between the other one end of two connecting rods 55 constantly reduce. One end of each of the two connecting rods 55 is hinged with a chuck 57, a screw is arranged between each of the connecting rods 55 and the chucks 57 and used for fixing the connecting rods 55 and the chucks 57, and when the distance between the other ends of the two connecting rods 55 is reduced continuously, the other ends of the two connecting rods 55 drive the two chucks 57 to approach continuously.

Two small grooves 18 are symmetrically arranged on one side, away from the punch 15, of the punching shaft 14, the inner sides of the two chucks 57 are fixedly provided with the convex blocks 19, the two convex blocks 19 are respectively matched with the two small grooves 18, when the two chucks 57 are continuously close to each other, the two convex blocks 19 are driven to be continuously close to each other, and then the two convex blocks 19 are respectively clamped into the two small grooves 18, so that the punching shaft 14 cannot be started back and forth during machining, and the stability of the punching shaft 14 is improved. Later cylinder 2 starts, the lever of cylinder 2 is stretched and is expected to drive driving frame 3 and move forward, two sliding chute boards 4 have set firmly on the mesa of workstation 1, the lower terminal surface symmetry of driving frame 3 has set firmly two 20 of a plurality of sliders, all be equipped with two 21 of spout on two sliding chute boards 4, the one end of two 20 of a plurality of sliders is located two 21 of spout respectively, when driving frame 3 moves forward, can drive two 20 of a plurality of sliders and slide respectively on two sliding chute boards 4, thereby make the more straight of slip orbit of driving frame 3, it is more smooth and easy also to make driving frame 3 slide on sliding chute board 4. When the transmission frame 3 moves forwards, the punching shaft 14 is driven to move forwards, so that the punching head 15 is driven to move forwards, the heavy head is contacted with the pipe fitting, finally, the pipe fitting is punched and formed, and then the pipe end forming machine is restored to the initial state so as to process the pipe fitting next time.

Claims

1. The forming device of the pipe end forming machine is characterized by comprising a workbench (1), wherein a cylinder (2) is fixedly arranged on a table board of the workbench (1), a transmission frame (3) is fixedly arranged on a lever of the cylinder (2), two sliding groove plates (4) are fixedly arranged on the table board of the workbench (1), the sliding groove plates (4) are in sliding fit with the transmission frame (3), a clamping device (5) is fixedly arranged on the upper end face of the transmission frame (3), the clamping device (5) comprises a shell (51), a first motor (52) is arranged in the shell (51), a threaded rod (53) is fixedly arranged on an output shaft of the first motor (52), a sliding block (54) is arranged on one side, far away from the first motor (52), of the threaded rod (53) in a penetrating mode, internal threads are arranged inside the sliding block (54), and the sliding block (54) is in threaded fit with the threaded rod (53), the two ends of the sliding block (54) are respectively hinged with a connecting rod (55), one end of each connecting rod (55) is respectively hinged with a chuck (57), a screw is arranged between each connecting rod (55) and the chuck (57), the screw is used for fixing the connecting rods (55) and the chucks (57), one end, far away from the chucks (57), of each connecting rod (55) is respectively hinged with an extension rod (56), a fixing shell (58) is arranged on each threaded rod (53) in a penetrating manner, one end of each fixing shell (58) is fixedly connected with a motor I (52), one end, far away from the connecting rods (55), of each extension rod (56) is respectively hinged with the fixing shell (58), three empty grooves (6) are formed in the table board of the workbench (1), gears (8) are arranged in the empty grooves (6), a transmission shaft (9) is arranged in the workbench (1) in a penetrating manner, and the transmission shaft (9) is in running fit with the workbench (1), one side of transmission shaft is located three dead slots (6) respectively, and respectively with three the center fixed connection of gear (8), the one end of transmission shaft (9) has set firmly motor two (7), motor two (7) are located one side of workstation (1), be equipped with auto-change over device (10) on the mesa of workstation (1), just auto-change over device (10) and workstation (1) sliding fit, auto-change over device (10) bottom surface is equipped with three rack (11), three rack (11) are located three respectively in dead slot (6), and respectively with three gear (8) intermeshing.

2. The forming device of the pipe end forming machine according to claim 1, wherein two sliding grooves (12) are respectively formed on two sides of the switching device (10), two sliding blocks (13) are fixedly arranged on the upper end surface of the workbench (1), and one ends of the two sliding blocks (13) are respectively positioned in the two sliding grooves (12) and are respectively in sliding fit with the two sliding grooves (12).

3. The forming device of the pipe end forming machine according to claim 2, wherein the switching device (10) comprises an upper pressing plate (101) and a lower pressing plate (102), three semicircular grooves are formed in the lower end face of the upper pressing plate (101) and the upper end face of the lower pressing plate (102), the semicircular grooves of the upper pressing plate (101) and the lower pressing plate (102) are matched to form a circular groove (103), a punching shaft (14) is placed in each of the three circular grooves (103), a punching head (15) is arranged at one end of the punching shaft (14), and the upper pressing plate (101) is hinged to the lower pressing plate (102).

4. The forming device of the pipe end forming machine according to claim 3, characterized in that a position sensing device (16) is fixedly arranged on the upper end surface of the workbench (1), three emitting devices (17) are fixedly arranged on the lower end of the switching device (10), the three emitting devices (17) are respectively matched with the position sensing device (16), and the position sensing device (16) is electrically connected with the second motor (7).

5. The forming device of the pipe end forming machine according to claim 4, characterized in that two small grooves (18) are symmetrically formed on one side of the punch shaft (14) far away from the punch (15), the inner sides of the two chucks (57) are respectively fixedly provided with a convex block (19), and the two convex blocks (19) are respectively matched with the two small grooves (18).

6. The forming device of the pipe end forming machine according to claim 5, wherein a plurality of second sliding blocks (20) are symmetrically and fixedly arranged on the lower end surface of the transmission frame (3), two sliding groove plates (4) are respectively provided with a second sliding groove (21), and one end of each of the plurality of second sliding blocks (20) is respectively positioned in the two second sliding grooves (21) and is respectively in sliding fit with the second sliding grooves (21).