CN217342876U

CN217342876U - Cold-drawing device for processing seamless steel pipe

Info

Publication number: CN217342876U
Application number: CN202220636401.6U
Authority: CN
Inventors: 杨琦峰; 齐加飞; 施恩贵; 李茂华
Original assignee: Shandong Yaocheng Technology Co ltd
Current assignee: Shandong Yaocheng Technology Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-09-02
Anticipated expiration: 2032-03-23

Abstract

The utility model belongs to the technical field of cold drawing devices, in particular to a cold drawing device for processing seamless steel tubes, which aims at the problems that the existing cold drawing device is not convenient to replace a drawing die and can not adapt to seamless steel tubes with different sizes, the proposal is provided, which comprises a base, wherein the top of the base is provided with the cold drawing die, the bottom of the cold drawing die is fixedly provided with a first T-shaped block, the top of the base is provided with a first T-shaped groove, the outer side of the first T-shaped block is contacted with the inner wall of the first T-shaped groove, the top of the base is provided with a movable groove, a movable plate is arranged in the movable groove in a sliding way, one side of the movable plate is provided with a cylindrical plug bush, a plurality of locking bolts are arranged on the upper thread of the cylindrical plug bush, one side of the cylindrical block is provided with a second T-shaped groove, and one side of the plug bush is fixedly provided with a second T-shaped, the utility model is convenient to disassemble and replace the cold drawing die and the cylindrical plug bush, the method is suitable for seamless steel pipes with different sizes.

Description

Cold-drawing device for processing seamless steel pipe

Technical Field

The utility model relates to a cold drawing technical field especially relates to a cold drawing device for seamless steel tube processing.

Background

Cold drawing is a processing technology of materials, and for metal materials, cold drawing refers to cold drawing by using a cold drawing device when a seamless steel pipe is processed in order to achieve a certain shape and a certain mechanical property.

The existing cold-drawing device is not convenient for replacing the drawing die and cannot adapt to seamless steel pipes with different sizes, so that the cold-drawing device for processing the seamless steel pipes is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the cold drawing device and not being convenient for change the drawing die, can not adapt to the not shortcoming of unidimensional seamless steel pipe, and the cold drawing device who is used for seamless steel pipe processing who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cold drawing device for seamless steel tube processing, includes the base, the top of base is equipped with the cold drawing mould, and the bottom fixed mounting of cold drawing mould has first T-shaped piece, and first T-shaped groove has been seted up at the top of base, the outside of first T-shaped piece and the inner wall contact in first T-shaped groove, the shifting chute has been seted up at the top of base, and slidable mounting has the movable plate in the shifting chute, and the cylindricality plug bush is installed to one side of movable plate, and threaded mounting has a plurality of locking bolts on the cylindricality plug bush, the second T-shaped groove has been seted up to one side of movable plate, and one side fixed mounting of cylindricality plug bush has the second T-shaped piece, the outside of second T-shaped piece and the inner wall contact in second T-shaped groove, be equipped with first locking mechanism on the base, be equipped with second locking mechanism on the movable plate.

Preferably, the first locking mechanism comprises a lifting plate, a lifting groove communicated with the moving groove is formed in one side of the base, the outer side of the lifting plate is connected with the inner wall of the lifting groove in a sliding mode, a rectangular vertical hole communicated with the first T-shaped groove is formed in the inner wall of the top of the lifting groove, a clamping plate is arranged in the rectangular vertical hole in a sliding mode, and a clamping groove is formed in the bottom of the first T-shaped block.

Preferably, a spring is fixedly arranged on the inner wall of the top of the lifting groove.

Preferably, the bottom of the lifting plate is fixedly provided with a hemispherical block, the inner wall of the bottom of the lifting groove is provided with an arc-shaped groove, and the bottom end of the hemispherical block is in contact with the inner wall of the arc-shaped groove.

Preferably, second locking mechanical system includes the locking lever, one side and the locking lever fixed connection of lifter plate, and the rectangle slip hole has been seted up to the bottom of movable plate, rectangle slip hole and second T-shaped groove intercommunication, the outside of locking lever and the inner wall sliding connection in rectangle slip hole, and the locking groove has been seted up to the bottom of second T-shaped piece, and the rectangle spread groove has been seted up to one side of lifter plate, and slidable mounting has the rectangle connecting plate in the rectangle spread groove, one side and the cardboard fixed connection of rectangle connecting plate, the bottom of spring and the top fixed connection of rectangle connecting plate.

Preferably, a hydraulic cylinder is fixedly mounted on the inner wall of one side of the moving groove, and an output shaft of the hydraulic cylinder is fixedly connected with one side of the moving plate.

Compared with the prior art, the utility model has the advantages of:

(1) the output shaft of the hydraulic cylinder completely retracts, so that the movable plate moves leftwards, the hemispherical block is aligned to the arc-shaped groove at the moment, the spring is relieved from the contracting state to drive the rectangular connecting plate to move downwards, the rectangular connecting plate drives the lifting plate to move downwards, the hemispherical block is clamped into the arc-shaped groove, meanwhile, the rectangular connecting plate drives the clamping plate to move downwards, the clamping plate is separated from the clamping groove, the fixing of the first T-shaped block is relieved, then the cold drawing die is pushed to move horizontally, the first T-shaped block is separated from the first T-shaped groove, and the cold drawing die can be disassembled;

(2) the lifting plate moves downwards to drive the locking rod to move downwards, so that the locking rod is separated from the locking groove, the fixing of the second T-shaped block is released, the cylindrical plug bush is horizontally pushed, the cylindrical plug bush drives the second T-shaped block to separate from the second T-shaped groove, and the cylindrical plug bush is disassembled;

the utility model discloses be convenient for dismantle the change to cold drawing die and cylindricality plug bush, adapt to not unidimensional seamless steel pipe.

Drawings

FIG. 1 is a schematic structural view of a cold drawing apparatus for seamless steel pipe processing according to the present invention;

fig. 2 is an enlarged schematic structural diagram of a portion a in fig. 1 of a cold-drawing apparatus for seamless steel pipe processing according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a portion B in fig. 1 of a cold-drawing apparatus for seamless steel pipe processing according to the present invention;

fig. 4 is a schematic perspective view of a movable plate of a cold drawing apparatus for seamless steel pipe processing according to the present invention.

In the figure: 1. a base; 2. cold drawing the die; 3. a first T-shaped slot; 4. a first T-shaped block; 5. a card slot; 6. clamping a plate; 7. a moving groove; 8. a hydraulic cylinder; 9. moving the plate; 10. a lifting groove; 11. a lifting plate; 12. a rectangular connecting plate; 13. a locking lever; 14. a spring; 15. a hemispherical block; 16. an arc-shaped slot; 17. a cylindrical plug bush; 18. locking the bolt; 19. a second T-shaped slot; 20. a second T-shaped block; 21. and locking the grooves.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Referring to fig. 1-4, a cold drawing device for seamless steel tube processing comprises a base 1, a cold drawing die 2 is arranged at the top of the base 1, a first T-shaped block 4 is fixedly arranged at the bottom of the cold drawing die 2, a first T-shaped groove 3 is formed in the top of the base 1, the outer side of the first T-shaped block 4 is in contact with the inner wall of the first T-shaped groove 3, a moving groove 7 is formed in the top of the base 1, a moving plate 9 is slidably arranged in the moving groove 7, a cylindrical plug bush 17 is arranged on one side of the moving plate 9, a plurality of locking bolts 18 are arranged on the cylindrical plug bush 17 in a threaded manner, a second T-shaped groove 19 is formed in one side of the moving plate 9, a second T-shaped block 20 is fixedly arranged on one side of the cylindrical plug bush 17, the outer side of the second T-shaped block 20 is in contact with the inner wall of the second T-shaped groove 19, a first locking mechanism is arranged on the base 1, and a second locking mechanism is arranged on the moving plate 9.

In this embodiment, first locking mechanism includes lifter plate 11, and the lift groove 10 that communicates with shifting chute 7 is seted up to one side of base 1, and the outside of lifter plate 11 and the inner wall sliding connection in lift groove 10 offer the rectangle perpendicular hole with first T-shaped groove 3 intercommunication on the top inner wall in lift groove 10, and slidable mounting has cardboard 6 in the rectangle perpendicular hole, and draw-in groove 5 has been seted up to the bottom of first T-shaped piece 4.

Specifically, the clamping plate 6 is matched with the clamping groove 5, and when the clamping plate 6 is clamped into the clamping groove 5, the first T-shaped block 4 can be fixed in the first T-shaped groove 3.

In this embodiment, a spring 14 is fixedly mounted on the inner wall of the top of the lifting groove 10.

In this embodiment, the bottom fixed mounting of lifter plate 11 has hemisphere piece 15, has seted up arc wall 16 on the bottom inner wall of lifter groove 10, and hemisphere piece 15's bottom and arc wall 16's inner wall contact, hemisphere piece 15's hemisphere design for when hemisphere piece 15 removed, can break away from arc wall 16.

In this embodiment, the second locking mechanism includes locking lever 13, one side of lifter plate 11 and locking lever 13 fixed connection, rectangular sliding hole has been seted up to the bottom of movable plate 9, rectangular sliding hole and second T-shaped groove 19 intercommunication, the outside of locking lever 13 and the inner wall sliding connection in rectangular sliding hole, locking groove 21 has been seted up to the bottom of second T-shaped piece 20, rectangular connecting groove has been seted up to one side of lifter plate 11, slidable mounting has rectangular connecting plate 12 in the rectangular connecting groove, one side and cardboard 6 fixed connection of rectangular connecting plate 12, the bottom of spring 14 and the top fixed connection of rectangular connecting plate 12.

Specifically, when the locking lever 13 is locked in the locking groove 21, the second T-block 20 is fixed in the second T-shaped groove 19, and the rectangular connecting plate 12 is reset by the spring 14.

In this embodiment, a hydraulic cylinder 8 is fixedly installed on an inner wall of one side of the moving groove 7, an output shaft of the hydraulic cylinder 8 is fixedly connected with one side of the moving plate 9, and the moving plate 9 is pushed by the hydraulic cylinder 8 to move.

In this embodiment, when in use, the output shaft of the hydraulic cylinder 8 is completely retracted, so that the moving plate 9 moves leftwards, the hemispherical blocks 15 are aligned with the arc-shaped grooves 16, the spring 14 is released from the contracted state to drive the rectangular connecting plate 12 to move downwards, the rectangular connecting plate 12 drives the lifting plate 11 to move downwards, so that the hemispherical blocks 15 are clamped in the arc-shaped grooves 16, at the same time, the rectangular connecting plate 12 drives the clamping plate 6 to move downwards, so that the clamping plate 6 is separated from the clamping groove 5, the fixing of the first T-shaped block 4 is released, then the cold drawing die 2 is pushed to move horizontally, so that the first T-shaped block 4 is separated from the first T-shaped groove 3, the cold drawing die 2 can be disassembled, at the same time, the lifting plate 11 moves downwards to drive the locking rod 13 to move downwards, so that the locking rod 13 is separated from the locking groove 21, the fixing of the second T-shaped block 20 is released, the cylindrical sleeve 17 is pushed horizontally, the cylindrical sleeve 17 drives the second T-shaped block 20 to be separated from the second T-shaped groove 19, the cylindrical plug bush 17 is disassembled, then the first T-shaped block 4 on the new cold-drawing die 2 is inserted into the first T-shaped groove 3 from the side, then the second T-shaped block 20 on the new cylindrical plug bush 17 is inserted into the second T-shaped groove 19 from the side, then the hydraulic cylinder 8 pushes the movable plate 9 to move rightwards for a short distance, the movable plate 9 drives the locking rod 13 to move rightwards, the locking rod 13 drives the lifting plate 11 to move rightwards, the lifting plate 11 drives the hemispherical block 15 to move rightwards, the hemispherical block 15 is in sliding extrusion with the inner wall of the arc-shaped groove 16, so that the hemispherical block 15 is separated from the arc-shaped groove 16 upwards, the hemispherical block 15 drives the lifting plate 11 to move upwards, the lifting plate 11 drives the locking rod 13 and the rectangular connecting plate 12 to move upwards, the rectangular connecting plate 12 extrudes the spring 14, so that the locking rod 13 is clamped into the locking groove 21 upwards, the second T-shaped block 20 is fixed, and the rectangular connecting plate 12 drives the clamping plate 6 to move upwards, the clamping plate 6 is clamped into the clamping groove 5, the first T-shaped block 4 is fixed, the cold drawing die 2 and the cylindrical plug bush 17 are fixed, then the steel pipe penetrates through the cold drawing die 2 and is inserted into the cylindrical plug bush 17, the steel pipe is fixed through the locking bolt 18, then the movable plate 9 is pushed by the hydraulic cylinder 8 to move rightwards continuously, the movable plate 9 drives the cylindrical plug bush 17 to move rightwards, the steel pipe is cold drawn, in the process that the movable plate 9 moves rightwards, the bottom end of the hemispherical block 15 is in sliding contact with the inner wall of the bottom of the lifting groove 10, and the outer side of the rectangular connecting plate 12 is in sliding contact with the inner wall of the rectangular connecting groove.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A cold drawing device for processing a seamless steel pipe comprises a base (1) and is characterized in that a cold drawing die (2) is arranged at the top of the base (1), a first T-shaped block (4) is fixedly arranged at the bottom of the cold drawing die (2), a first T-shaped groove (3) is formed in the top of the base (1), the outer side of the first T-shaped block (4) is in contact with the inner wall of the first T-shaped groove (3), a moving groove (7) is formed in the top of the base (1), a moving plate (9) is slidably arranged in the moving groove (7), a cylindrical plug bush (17) is arranged on one side of the moving plate (9), a plurality of locking bolts (18) are arranged on the cylindrical plug bush (17) in a threaded manner, a second T-shaped groove (19) is formed in one side of the moving plate (9), a second T-shaped block (20) is fixedly arranged on one side of the cylindrical plug bush (17), and the outer side of the second T-shaped block (20) is in contact with the inner wall of the second T-shaped groove (19), a first locking mechanism is arranged on the base (1), and a second locking mechanism is arranged on the movable plate (9).

2. The cold-drawing device for processing the seamless steel tube according to claim 1, wherein the first locking mechanism comprises a lifting plate (11), a lifting groove (10) communicated with the moving groove (7) is formed in one side of the base (1), the outer side of the lifting plate (11) is slidably connected with the inner wall of the lifting groove (10), a rectangular vertical hole communicated with the first T-shaped groove (3) is formed in the inner wall of the top of the lifting groove (10), a clamping plate (6) is slidably mounted in the rectangular vertical hole, and a clamping groove (5) is formed in the bottom of the first T-shaped block (4).

3. A cold-drawing device for seamless steel pipe processing according to claim 2, characterized in that the spring (14) is fixedly installed on the top inner wall of the lifting groove (10).

4. The cold-drawing device for the seamless steel tube processing according to claim 2, wherein a hemispherical block (15) is fixedly installed at the bottom of the lifting plate (11), an arc-shaped groove (16) is formed in the inner wall of the bottom of the lifting groove (10), and the bottom end of the hemispherical block (15) is in contact with the inner wall of the arc-shaped groove (16).

5. The cold-drawing device for the seamless steel tube processing according to claim 3, wherein the second locking mechanism comprises a locking rod (13), one side of the lifting plate (11) is fixedly connected with the locking rod (13), a rectangular sliding hole is formed in the bottom of the moving plate (9), the rectangular sliding hole is communicated with the second T-shaped groove (19), the outer side of the locking rod (13) is slidably connected with the inner wall of the rectangular sliding hole, a locking groove (21) is formed in the bottom of the second T-shaped block (20), a rectangular connecting groove is formed in one side of the lifting plate (11), a rectangular connecting plate (12) is slidably mounted in the rectangular connecting groove, one side of the rectangular connecting plate (12) is fixedly connected with the clamping plate (6), and the bottom end of the spring (14) is fixedly connected with the top of the rectangular connecting plate (12).

6. A cold-drawing device for seamless steel tube processing according to claim 1, characterized in that a hydraulic cylinder (8) is fixedly mounted on the inner wall of one side of the moving groove (7), and the output shaft of the hydraulic cylinder (8) is fixedly connected with one side of the moving plate (9).