Temperature control device for seamless tube processing

Abstract

The utility model discloses a seamless tube processing temperature control device which comprises a rolling mill, a seamless tube workpiece is inserted in the inner side surface of the rolling mill in a penetrating mode, an annular water spraying cooling shell is arranged on the surface of the rolling mill, water spraying holes are formed in the inner side of the annular water spraying cooling shell, and a water inlet is formed in the bottom of the annular water spraying cooling shell. A vertical pipe is fixed to the outer end of the rolling mill, a lifting rod is inserted into the inner side of the vertical pipe in a penetrating mode, a pipe head is fixed to the upper end of the lifting rod, a first adjusting rod is inserted into the inner side of the pipe head in a penetrating mode, a first temperature detection probe is fixed to the outer end of the first adjusting rod, and a supporting seat is fixed to the surface of the inner end of the rolling mill. The temperature of the seamless tube during cold rolling can be simultaneously detected from outside and inside, cooling water cold flow cooling can be detected and controlled in real time, temperature-controllable cold rolling is achieved, and the cold rolling quality is improved.

Description

Technical Field

[0001] The utility model relates to the field of seamless pipe processing, and more specifically, to a temperature control device for seamless pipe processing. Background Art

[0002] A seamless steel pipe refers to a steel pipe made of a whole piece of metal without seams on its surface. According to the production method, seamless pipes are divided into hot-rolled pipes, cold-rolled pipes, cold-drawn pipes, extrusion pipes, pipe jacking pipes, etc.

[0003] When cold-rolling seamless steel pipes, cooling water needs to be sprayed on their surfaces for cooling. The spraying speed, flow rate, and time of the cooling water all affect the processing of seamless pipes. In the prior art, after the cooling water is sprayed, the temperatures on the surface and inside of the seamless pipe cannot be detected, so it is impossible to monitor and control the temperature of the seamless pipe in real time, which affects the quality of cold rolling. Content of the Utility Model

[0004] Aiming at the problems existing in the prior art, the purpose of the utility model is to provide a temperature control device for seamless pipe processing. By adopting two groups of temperature detection mechanisms, the temperature of the seamless pipe during cold rolling can be detected simultaneously from the outside and inside, the cooling water flow cooling can be detected and controlled in real time, the temperature-controlled cold rolling can be carried out, and the cold rolling quality can be improved.

[0005] To solve the above problems, the utility model adopts the following technical solutions.

[0006] A temperature control device for seamless pipe processing includes a rolling mill. A seamless pipe workpiece is inserted through the inner surface of the rolling mill. An annular water spraying cooling shell is arranged on the surface of the rolling mill. Spraying holes are arranged inside the annular water spraying cooling shell. A water inlet is arranged at the bottom of the annular water spraying cooling shell. A vertical pipe is fixed at the outer end of the rolling mill. A lifting rod is inserted through the inner side of the vertical pipe. A pipe head is fixed at the upper end of the lifting rod. A first adjusting rod is inserted through the inner side of the pipe head. A first temperature detection probe is fixed at the outer end of the first adjusting rod. A support seat is fixed on the inner end surface of the rolling mill. A threaded lead screw is connected to the inner surface of the support seat through a bearing. A sleeve is threadedly connected to the outer surface of the threaded lead screw. A second adjusting rod is threadedly connected to the inner surface of the upper end of the sleeve. A second temperature detection probe is fixed on the surface of the second adjusting rod. By adopting two groups of temperature detection mechanisms, the temperature of the seamless pipe during cold rolling can be detected simultaneously from the outside and inside, the cooling water flow cooling can be detected and controlled in real time, the temperature-controlled cold rolling can be carried out, and the cold rolling quality can be improved.

[0007] Further, a first threaded top screw is threadedly connected to the inner side of the vertical pipe, and the first threaded top screw presses against the outer surface of the lifting rod.

[0008] Further, a second threaded top screw is threadedly connected to the inner surface of the upper end of the pipe head, and the second threaded top screw presses and fixes on the surface of the first adjusting rod.

[0009] Further, the first temperature detection probe is inserted into the inner side of the seamless pipe workpiece.

[0010] Further, the second temperature detection probe is attached to the lower end surface of the seamless pipe workpiece.

[0011] Further, a torsion block is fixedly connected to the outer surface of the threaded lead screw, and is distributed on the upper and lower sides of the torsion block and fixed to the outer surface of the torsion block.

[0012] Further, a positioning rod is fixed to the inner surface of the lower end of the support seat, and the sleeve is sleeved on the outer surface of the positioning rod.

[0013] Compared with the prior art, the advantages of the present utility model are as follows:

[0014] (1) By adopting two groups of temperature detection mechanisms, the temperature of the seamless pipe during cold rolling can be detected simultaneously from the outside and the inside, the cooling water flow of the cooling water can be detected and controlled in real time, and the temperature-controlled cold rolling can be carried out to improve the cold rolling quality. Description of the Drawings

[0015] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0016] Figure 2 is an enlarged view of part A of the present utility model;

[0017] Figure 3 is a side sectional view of the annular water spraying cooling shell of the present utility model.

[0018] Explanation of the reference numerals in the drawings:

[0019] 1 Rolling mill, 2 Seamless pipe workpiece, 3 Annular water spraying cooling shell, 4 Water spraying holes, 5 Water inlet, 6 Vertical pipe, 7 Lifting rod, 8 Pipe head, 9 First adjusting rod, 10 First temperature detection probe, 11 Support seat, 12 Threaded lead screw, 13 Sleeve, 14 Second adjusting rod, 15 Second temperature detection probe, 70 First threaded top screw, 80 Second threaded top screw, 16 Torsion block, 17 Positioning rod. Specific Embodiments

[0020] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] Embodiment 1

[0022] Please refer to Figures 1-3, A temperature control device for seamless pipe processing, comprising a rolling mill 1. A seamless pipe workpiece 2 is inserted through the inner surface of the rolling mill 1. An annular water spraying cooling shell 3 is arranged on the surface of the rolling mill 1. Water spraying holes 4 are arranged inside the annular water spraying cooling shell 3. A water inlet 5 is arranged at the bottom of the annular water spraying cooling shell 3. A vertical pipe 6 is fixed at the outer end of the rolling mill 1. A lifting rod 7 is inserted through the inner side of the vertical pipe 6. A pipe head 8 is fixed at the upper end of the lifting rod 7. A first adjusting rod 9 is inserted through the inner side of the pipe head 8. A first temperature detection probe 10 is fixed at the outer end of the first adjusting rod 9. A support seat 11 is fixed on the inner end surface of the rolling mill 1. A threaded lead screw 12 is connected to the inner surface of the support seat 11 through a bearing. A sleeve 13 is connected to the outer surface of the threaded lead screw 12 through a thread. A second adjusting rod 14 is connected to the inner surface of the upper end of the sleeve 13 through a thread. A second temperature detection probe 15 is fixed on the surface of the second adjusting rod 14.

[0023] A first threaded set screw 70 is connected to the inner side of the vertical pipe 6 through a thread. The first threaded set screw 70 presses against the outer surface of the lifting rod 7, facilitating tightening and fixing. A second threaded set screw 80 is connected to the inner surface of the upper end of the pipe head 8 through a thread. The second threaded set screw 80 presses and fixes on the surface of the first adjusting rod 9, facilitating tightening and fixing;

[0024] The first temperature detection probe 10 is inserted into the inner side of the seamless pipe workpiece 2. The second temperature detection probe 15 is attached to the lower end surface of the seamless pipe workpiece 2, capable of detecting the internal and external temperatures and performing real-time monitoring and control of cooling;

[0025] A torsion block 16 is fixedly connected to the outer surface of the threaded lead screw 12. The upper and lower sides of the torsion block 16 are distributed and fixed on the outer surface of the torsion block 16, facilitating twisting of the threaded lead screw 12. It can drive the sleeve 13 to move, and can drive the second temperature detection probe 15 to move its position for detection, and adjust according to the length and thickness of the pipe;

[0026] A positioning rod 17 is fixed on the inner surface of the lower end of the support seat 11. The sleeve 13 is sleeved on the outer surface of the positioning rod 17 and can move outside the positioning rod 17, facilitating moving support;

[0027] During use, adjust the position of the first temperature detection probe 10 to insert it into the inner side of the seamless pipe workpiece 2, and adjust the second temperature detection probe 15 to fit the outer side of the seamless pipe workpiece 2. It can detect the temperature during cold rolling of the pipe in real time, control the water inlet 5 to let water in, introduce it into the annular water spraying cooling shell 3, and spray out for cooling through the dense water spraying holes 4. It is convenient for detecting and controlling the cold rolling temperature, and the cold rolling quality is higher.

[0028] The above is only the preferred specific implementation manner of the present invention; however, the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its improved concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A temperature control device for seamless pipe processing, comprising a rolling mill (1), characterized in that: A seamless pipe workpiece (2) is inserted into the inner surface of the rolling mill (1), an annular water spray cooling shell (3) is arranged on the surface of the rolling mill (1), a water spray hole (4) is arranged inside the annular water spray cooling shell (3), a water inlet (5) is arranged at the bottom of the annular water spray cooling shell (3), a vertical pipe (6) is fixed at the outer end of the rolling mill (1), a lifting rod (7) is inserted into the inner side of the vertical pipe (6), a pipe head (8) is fixed at the upper end of the lifting rod (7), a first adjusting rod (9) is inserted into the inner side of the pipe head (8), and the A first temperature detection probe (10) is fixed to the outer end of the first adjusting rod (9), a support seat (11) is fixed to the inner end surface of the rolling mill (1), the inner side surface of the support seat (11) is connected to a threaded screw (12) via a bearing, the outer surface of the threaded screw (12) is connected to a sleeve (13) via a thread, the inner side surface of the upper end of the sleeve (13) is connected to a second adjusting rod (14) via a thread, and a second temperature detection probe (15) is fixed to the surface of the second adjusting rod (14).

2. A temperature control device for seamless pipe processing according to claim 1, characterized in that: The inner side of the vertical pipe (6) is connected with a first threaded top screw (70) through a threaded connection, and the first threaded top screw (70) is pressed on the outer surface of the lifting rod (7).

3. The temperature control device for seamless pipe processing according to claim 1, characterized in that: The inner surface of the upper end of the pipe head (8) is connected to a second threaded top screw (80) through a threaded connection, and the second threaded top screw (80) is pressed and fixed on the surface of the first adjusting rod (9).

4. The temperature control device for seamless pipe processing according to claim 1, characterized in that: The first temperature detection probe (10) is inserted into the inner side of the seamless pipe workpiece (2).

5. The temperature control device for seamless pipe processing according to claim 1 is characterized in that: The second temperature detection probe (15) is attached to the lower end surface of the seamless pipe workpiece (2).

6. The temperature control device for seamless pipe processing according to claim 1, characterized in that: The outer surface of the threaded screw rod (12) is fixedly connected to a torsion block (16), and the upper and lower sides of the torsion block (16) are distributed and fixed on the outer surface of the torsion block (16).

7. The temperature control device for seamless pipe processing according to claim 1, characterized in that: A positioning rod (17) is fixed on the inner surface of the lower end of the support seat (11), and the sleeve (13) is sleeved on the outer surface of the positioning rod (17).

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