CN215657105U

CN215657105U - Cold drawing die cooling mechanism for seamless steel pipe

Info

Publication number: CN215657105U
Application number: CN202121245642.XU
Authority: CN
Inventors: 季明明
Original assignee: Liaocheng Jingtong Steel Pipe Co ltd
Current assignee: Liaocheng Jingtong Steel Pipe Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-01-28
Anticipated expiration: 2031-06-04

Abstract

A cooling mechanism of a cold drawing die for a seamless steel pipe relates to the technical field of seamless rigid pipes and comprises a device main body, the top of the device main body is provided with a cooling chamber, the middle of the cooling chamber is provided with a through hole, the left of the cooling chamber is provided with a motor, the right end of the motor is fixedly connected with a clamping device, the center of the clamping device is superposed with the center of the through hole, a water storage tank is arranged at the bottom of the cooling chamber, a water pump is arranged in the water storage tank, a water outlet pipe is connected to the water pump, one end of the water outlet pipe is connected with a connecting pipe, the other end of the connecting pipe is connected with a top pipe, a plurality of spray heads are arranged below the top pipe, the top pipe is arranged at the top of the interior of the cooling chamber, and by arranging the motor and the clamping device, the seamless pipe is cooled by spraying water through the spray head in the rotating process, so that the seamless pipe can be heated relatively uniformly, and the influence of thermal stress on the performance of the seamless pipe is reduced.

Description

Cold drawing die cooling mechanism for seamless steel pipe

Technical Field

The utility model relates to the technical field of seamless steel pipes, in particular to a cooling mechanism of a cold-drawing die of a seamless steel pipe.

Background

Seamless steel pipes are steel pipes made of a single piece of metal, without seams on the surface, and are called seamless steel pipes. According to the production method, the seamless pipe is divided into a hot rolled pipe, a cold drawn pipe, an extruded pipe, a pipe jacking, and the like. The seamless steel pipe is divided into a round shape and a special shape according to the shape of a section, and the special-shaped pipe has various complex shapes such as a square shape, an oval shape, a triangular shape, a hexagonal shape, a melon seed shape, a star shape and a pipe with fins. The maximum diameter is up to 650mm, and the minimum diameter is 0.3 mm. Depending on the application, there are thick-walled pipes and thin-walled pipes. The seamless steel pipe is mainly used as a petroleum geology drill pipe, a cracking pipe, a boiler pipe and a bearing pipe for petrochemical industry, and a high-precision structural steel pipe for automobiles, tractors and aviation, and needs to be cooled by using cooling equipment in the machining process.

The existing cooling equipment for the seamless steel pipe has the advantages that the spray head can only spray the seamless steel pipe to one side, so that the seamless steel pipe is unevenly heated, thermal stress is generated, and certain influence is generated on the performance of the seamless steel pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cooling mechanism for a cold drawing die of a seamless steel pipe, which aims to solve the problems in the background technology.

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

the utility model provides a seamless steel pipe cold drawing mould cooling body, includes the device main part, device main part top is provided with the cooling chamber, be provided with the through-hole in the middle of the cooling chamber, the cooling chamber left is provided with the motor, motor right-hand member fixedly connected with clamping device, clamping device's center and the center coincidence of through-hole, the cooling chamber bottom is provided with the storage water tank, the inside water pump that is provided with of storage water tank, be connected with the outlet pipe on the water pump, outlet pipe one end is connected with the connecting pipe, the connecting pipe other end is connected with the push pipe, the push pipe below is provided with a plurality of shower nozzles, the push pipe sets up the top in the cooling chamber inside.

Further, a support is arranged at the bottom of the motor.

Furthermore, a main shaft is arranged at the right end of the motor, and a clamping device is connected to the right end of the main shaft.

Furthermore, the water outlet pipe is connected with a connecting pipe through a bent pipe, and the connecting pipe is connected with a top pipe through a bent pipe II.

Furthermore, the connecting pipe is connected with a branch pipe, one end of the branch pipe is arranged in the cooling chamber, the end of the branch pipe is connected with a short pipe, the short pipe is connected with a top pipe, the top pipe is arranged right above the through hole, and the bottom of the device main body is provided with four support legs.

Furthermore, a support plate is arranged at the bottom of the water storage tank and fixedly connected to the support leg.

Furthermore, a bottom plate is arranged at the bottom of the cooling chamber, the bottom plate inclines towards the middle, a communicating pipe is arranged in the middle of the bottom plate, and the cooling chamber is connected with the water storage tank through the communicating pipe.

Further, a sleeve is fixedly connected in the through hole.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the motor and the clamping device are arranged, so that the seamless pipe is cooled by spraying water through the spray head in the rotating process, the seamless pipe can be heated relatively uniformly, and the influence of thermal stress on the performance of the seamless pipe is reduced.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

in the figure: the device comprises a device body 1, a support 2, a motor 3, a main shaft 4, a clamping device 5, a cooling chamber 6, a bent pipe two 7, a connecting pipe 8, a pipe 9, a bent pipe one 10, a water outlet pipe 11, a supporting leg 12, a water storage tank 13, a supporting plate 14, a water pump 15, a bottom plate 16, a communicating pipe 17, a spray head 18, a sleeve 19, a through hole 20, a short pipe 21 and a branch pipe 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, a cold drawing die cooling body of seamless steel pipe, including device main part 1, device main part 1 top is provided with cooling chamber 6, be provided with through-hole 20 in the middle of cooling chamber 6, cooling chamber 6 left is provided with

motor

3, 3 right-hand members fixedly connected with clamping device 5 of motor, clamping device 5's center and the coincidence of through-hole 20's center, cooling chamber 6 bottom is provided with storage water tank 13, storage water tank 13 inside is provided with water pump 15, be connected with outlet pipe 11 on the water pump 15, outlet pipe 11 one end is connected with connecting pipe 8, the connecting pipe 8 other end is connected with push pipe 9, push pipe 9 below is provided with a plurality of shower nozzles 18, push pipe 9 sets up the top in cooling chamber 6 inside.

Further, a support 2 is arranged at the bottom of the motor 3, and the support 2 can be movably connected to the device main body 1, so that the support 2 can move left and right on the device main body 1.

Further, a main shaft 4 is arranged at the right end of the motor 3, and a clamping device 5 is connected to the right end of the main shaft 4.

Furthermore, the water outlet pipe 11 is connected with a connecting pipe 8 through a first bent pipe 10, and the connecting pipe 8 is connected with a top pipe 9 through a second bent pipe 7.

Furthermore, a branch pipe 22 is connected to the connecting pipe 8, one end of the branch pipe 22 is arranged inside the cooling chamber 6, the end of the branch pipe 22 is connected to a short pipe 21, a top pipe 9 is connected to the short pipe 21, and the top pipe 9 is arranged right above the through hole 20.

Further, the bottom of the device body 1 is provided with four legs 12.

Further, a support plate 14 is arranged at the bottom of the water storage tank 13, and the support plate 14 is fixedly connected to the support leg 12.

Further, a bottom plate 16 is arranged at the bottom of the cooling chamber 6, the bottom plate 16 inclines towards the middle, a communication pipe 17 is arranged in the middle of the bottom plate 16, and the cooling chamber 6 is connected with the water storage tank 13 through the communication pipe 17.

Further, a sleeve 19 is fixedly connected in the through hole 20.

The working principle is as follows: when in use, the seamless pipe is placed in the cooling chamber 6 through the through-hole 20, then one end of the seamless pipe is held by the holding device 5, and then the motor 3 is turned on so that the seamless pipe can be rotated at a slow speed; and finally, starting the water pump 15 to pump water, and finally spraying water through the spray head 18 to cool the seamless pipe, wherein the seamless pipe can be relatively uniformly heated due to the fact that the seamless pipe is sprayed with water through the spray head 18 in the rotating process to cool.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a seamless steel pipe cold drawing mould cooling body which characterized in that: including device main part (1), device main part (1) top is provided with cooling chamber (6), be provided with through-hole (20) in the middle of cooling chamber (6), cooling chamber (6) left is provided with motor (3), motor (3) right-hand member fixedly connected with clamping device (5), the center of clamping device (5) and the center coincidence of through-hole (20), cooling chamber (6) bottom is provided with storage water tank (13), storage water tank (13) inside is provided with water pump (15), be connected with outlet pipe (11) on water pump (15), outlet pipe (11) one end is connected with connecting pipe (8), the connecting pipe (8) other end is connected with push pipe (9), push pipe (9) below is provided with a plurality of shower nozzles (18), push pipe (9) set up at the inside top of cooling chamber (6).

2. The cooling mechanism of the seamless steel pipe cold drawing die according to claim 1, characterized in that: the bottom of the motor (3) is provided with a bracket (2).

3. The cooling mechanism of the seamless steel pipe cold drawing die according to claim 1, characterized in that: the motor is characterized in that a main shaft (4) is arranged at the right end of the motor (3), and a clamping device (5) is connected to the right end of the main shaft (4).

4. The cooling mechanism of the seamless steel pipe cold drawing die according to claim 1, characterized in that: the connecting pipe (8) is connected with a branch pipe (22), one end of the branch pipe (22) is arranged in the cooling chamber (6), the end of the branch pipe (22) is connected with a short pipe (21), the short pipe (21) is connected with a top pipe (9), and the top pipe (9) is arranged right above the through hole (20).

5. The cooling mechanism of the seamless steel pipe cold drawing die according to claim 1, characterized in that: the connecting pipe (8) is connected with a top pipe (9) through a short pipe (21), and the top pipe (9) is arranged right above the through hole (20).

6. The cooling mechanism of the seamless steel pipe cold drawing die according to claim 1, characterized in that: the bottom of the device main body (1) is provided with four support legs (12).

7. The cooling mechanism of the seamless steel pipe cold drawing die according to claim 6, characterized in that: a support plate (14) is arranged at the bottom of the water storage tank (13), and the support plate (14) is fixedly connected to the support leg (12).

8. The cooling mechanism of the seamless steel pipe cold drawing die according to claim 1, characterized in that: the bottom of the cooling chamber (6) is provided with a bottom plate (16), the bottom plate (16) inclines towards the middle, a communicating pipe (17) is arranged in the middle of the bottom plate (16), and the cooling chamber (6) is connected with the water storage tank (13) through the communicating pipe (17).

9. The cooling mechanism of the seamless steel pipe cold drawing die according to claim 1, characterized in that: a sleeve (19) is fixedly connected in the through hole (20).