Cooling mechanism for high-temperature core rod

Abstract

The utility model relates to the field of metal processing, and discloses a cooling mechanism of a high-temperature core rod, which comprises a base, a gantry beam is fixedly connected to the outer wall of the base, a laser range finder is fixedly connected to the bottom end of the base, a tank soft chain is arranged at the bottom end of the base, and a water pipe is fixedly connected to the inner wall of the tank soft chain. The top end of the gantry beam is fixedly connected with a guide rail, the top end of the guide rail is slidably connected with a sliding block, the outer wall of the water pipe is fixedly connected with a branch pipe, the top end of the gantry beam is fixedly connected with a pulley, the top end of the sliding block is provided with a transmission mechanism, and the outer wall of the gantry beam is fixedly connected with an extension plate. According to the cooling device, the water pipe automatically and accurately moves to the cooling position through the transmission motor and the gear and rack transmission mechanism, the water spraying valve is controlled in cooperation with sensor signals, it is ensured that the high-temperature core rod can be rapidly cooled after reaching the designated position, and the cooling efficiency and accuracy are effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal processing field especially, it relates to a cooling mechanism of high temperature core rod. BACKGROUND

[0002] In modern industrial production, the cooling treatment of high temperature core rod is the key link to ensure product quality and production efficiency, the traditional high temperature core rod cooling mode adopts manual operation or simple mechanical control, which not only has low cooling efficiency, but also is difficult to guarantee the accuracy and consistency of the cooling process, resulting in uneven core rod quality and affecting the subsequent production process.

[0003] In the cooling process of high temperature core rod, when producing seamless steel pipes, it is in the high temperature steel pipe, and the heat generated by the core rod work is taken away by the cooling mechanism using heat exchange principle, so that the temperature of the core rod is reduced to maintain its stiffness and hardness, prolong the service life and protect the product quality. This process is applied in the fields of steel rolling, injection molding, etc.

[0004] In the prior art, the following defects exist: the existing automatic cooling system still has deficiencies in the precision of water pipe movement and cooling timeliness, the water pipe cannot be quickly and accurately moved to the cooling position, resulting in that the high temperature core rod cannot be cooled in time when reaching the specified position, and the overall cooling efficiency is reduced. In addition, during the cooling process of high temperature core rod, oxidation scale and other impurities are generated in the water tank, which are easy to adhere to the inner wall of the water tank and block the water outlet. Therefore, a cooling mechanism for high temperature core rod is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a cooling mechanism for high temperature core rod, which aims to improve the problem of inaccurate movement position of the cooling mechanism in the prior art, which affects the cooling efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a cooling mechanism for high temperature core rod, comprising a base, the outer wall of the base is fixedly connected with a gantry beam, the bottom end of the base is fixedly connected with a laser range finder, the bottom end of the base is provided with a tank soft chain, the inner wall of the tank soft chain is fixedly connected with a water pipe, the top end of the gantry beam is fixedly connected with a guide rail, the top end of the guide rail is slidably connected with a sliding block, the outer wall of the water pipe is fixedly connected with a branch pipe, the top end of the gantry beam is fixedly connected with a pulley, the top end of the sliding block is provided with a transmission mechanism, the outer wall of the gantry beam is fixedly connected with an extension plate, the top end of the extension plate is fixedly connected with a water tank, and the top end of the extension plate is provided with a cleaning assembly.

[0007] The transmission mechanism comprises a transmission motor, the transmission motor is arranged on the inner wall of the sliding block, the output end of the transmission motor is fixedly connected with a gear, and the outer wall of the gear is engaged with a rack.

[0008] As a further description of the above technical solutions:

[0009] The cleaning assembly comprises a servo motor fixedly connected to the top end of the extension plate, an output end of the servo motor is fixedly connected with a threaded rod, a smooth surface of the threaded rod penetrates and is rotatably connected to the inner wall of the rectangular plate, an outer wall of the threaded rod is fixedly connected with a cam, the outer wall of the threaded rod is provided with a threaded sleeve, an outer wall of the threaded sleeve is fixedly connected with a moving block, a top end of the moving block is fixedly connected with a scraper, an outer wall of the cam is in contact with a knocking block, the outer wall of the knocking block is elastically connected to the water tank through a movable spring, and an inner wall of the knocking block penetrates and is slidably connected with an elongated rod.

[0010] As a further description of the above technical solutions:

[0011] The water pipe is fixedly connected to the inner side wall of the sliding block.

[0012] As a further description of the above technical solutions:

[0013] The rack is fixedly connected to the top end of the gantry beam, and the outer wall of the water pipe is in contact with the outer wall of the pulley.

[0014] As a further description of the above technical solutions:

[0015] A plurality of groups of rectangular openings are equidistantly formed in the interior of the water tank.

[0016] As a further description of the above technical solutions:

[0017] The elongated rod is fixedly connected to the outer wall of the water tank.

[0018] As a further description of the above technical solutions:

[0019] The outer wall of the scraper is in contact with the inner wall of the water tank, and the moving block is slidably connected to the outer wall of the water tank.

[0020] As a further description of the above technical solutions:

[0021] The rectangular plate is fixedly connected to the top end of the extension plate.

[0022] The utility model has the advantages of the following beneficial effects:

[0023] 1、The utility model discloses, through transmission motor, gear and rack drive mechanism, realize the water pipe automatic precision movement to the cooling position, cooperate sensor signal control water spray valve, ensure that high temperature core rod reaches the specified position can cool down quickly after, effectively promote the cooling efficiency and accuracy.

[0024] 2. In the utility model, the servo motor drives the threaded rod, drives the cam and the scraper to work cooperatively, the cam periodically hits the water tank to produce vibration to prevent the oxide skin from adhering, the scraper reciprocatingly removes the oxide skin, avoids the water tank water outlet from being blocked, and guarantees the long-term stable operation of the high-temperature core rod cooling system. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A tank soft chain and a laser range finder of the cooling mechanism of the high-temperature core rod are shown in the utility model;

[0026] Figure 2 A gantry beam display schematic diagram of the cooling mechanism of the high-temperature core rod is shown in the utility model;

[0027] Figure 3 A water pipe and a sliding block display schematic diagram of the cooling mechanism of the high-temperature core rod are shown in the utility model;

[0028] Figure 4 A sliding block cross-sectional schematic diagram of the cooling mechanism of the high-temperature core rod is shown in the utility model;

[0029] Figure 5 A threaded rod and a servo motor display schematic diagram of the cooling mechanism of the high-temperature core rod are shown in the utility model;

[0030] Figure 6 A knocking block and a cam display schematic diagram of the cooling mechanism of the high-temperature core rod are shown in the utility model.

[0031] LEGEND:

[0032] 1, base; 2, gantry beam; 3, tank soft chain; 4, gear; 5, rack; 6, guide rail; 7, water pipe; 8, sliding block; 9, branch pipe; 10, water tank; 11, extension plate; 12, transmission motor; 13, threaded rod; 14, scraper; 15, moving block; 16, cam; 17, movable spring; 18, knocking block; 19, laser range finder; 20, pulley; 21, servo motor; 22, long rod; 23, rectangular plate. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0034] REFERENCE Figures 1-3The utility model provides an embodiment: a kind of cooling mechanism of high temperature core rod, including base 1, base 1 supports the whole device, base 1 is provided with slider 8 position display screen, convenient for operator observation, the outer wall of base 1 is fixedly connected with gantry beam 2, gantry beam 2 is made of H-shaped steel, the bottom end of base 1 is fixedly connected with laser range finder 19, the movement of slider 8 is detected by laser range finder 19, the position of slider 8 can be accurately controlled, the bottom end of base 1 is provided with tank soft chain 3, the inner wall of tank soft chain 3 is fixedly connected with water pipe 7, water pipe 7 uses stainless steel pipe to increase the service life of equipment, the top of gantry beam 2 is fixedly connected with guide rail 6, the top of guide rail 6 is slidably connected with slider 8, slot corresponding with guide rail 6 is set in slider 8, to facilitate slider 8 left and right movement, the outer wall of water pipe 7 is fixedly connected with branch pipe 9, the top of gantry beam 2 is fixedly connected with pulley 20, the top of slider 8 is provided with transmission mechanism, the outer wall of gantry beam 2 is fixedly connected with extension plate 11, extension plate 11 supports sink 10, the top of extension plate 11 is fixedly connected with sink 10, the top of extension plate 11 is provided with cleaning assembly, transmission mechanism includes transmission motor 12, transmission motor 12 is set on the inner wall of slider 8, the output of transmission motor 12 is fixedly connected with gear 4, rack 5 is provided with the tooth profile matched with gear 4, so that transmission motor 12 works, through the meshing of gear 4 and rack 5, slider 8 can be moved, the outer wall of gear 4 is engaged with rack 5.

[0035] Referring to Figure 1 、 Figure 5 and Figure 6The cleaning assembly comprises a servo motor 21 fixedly connected to the top end of the extension plate 11, a threaded rod 13 fixedly connected to the output end of the servo motor 21, a smooth surface of the threaded rod 13 penetrating and rotatably connected to the inner wall of a rectangular plate 23, the rectangular plate 23 supporting the threaded rod 13, a notch corresponding to the threaded rod 13 being formed in the rectangular plate 23 to facilitate rotation of the threaded rod 13, a cam 16 fixedly connected to the outer wall of the threaded rod 13, a threaded sleeve provided on the outer wall of the threaded rod 13, a moving block 15 fixedly connected to the outer wall of the threaded sleeve, threads corresponding to the threaded rod 13 being provided on the threaded sleeve, a scraper 14 fixedly connected to the top end of the moving block 15, a knocking block 18 in contact with the outer wall of the cam 16, the cam 16 pressing the knocking block 18 to move the knocking block 18 backward, the outer wall of the knocking block 18 being elastically connected to the water tank 10 through a movable spring 17, the movable spring 17 being compressed when the knocking block 18 moves backward, and the knocking block 18 being reset by the elastic force of the movable spring 17, a long rod 22 penetrating and slidably connected to the inner wall of the knocking block 18, a notch corresponding to the long rod 22 being formed in the knocking block 18 to facilitate forward and backward movement of the knocking block 18, the long rod 22 being fixedly connected to the outer wall of the water tank 10, the outer wall of the scraper 14 being in contact with the inner wall of the water tank 10, the moving block 15 being slidably connected to the outer wall of the water tank 10, a guide rod being provided on the moving block 15 and slidably connected to the outer wall of the water tank 10, the guide rod guiding the moving block 15, and the rectangular plate 23 being fixedly connected to the top end of the extension plate 11.

[0036] With reference to Figures 2-4 The water pipe 7 is fixedly connected to the inner side wall of the sliding block 8, the rack 5 is fixedly connected to the top end of the gantry beam 2, the outer wall of the water pipe 7 is in contact with the outer wall of the pulley 20, the pulley 20 supports and connects the water pipe 7, a plurality of groups of rectangular openings are equidistantly formed in the water tank 10, and the openings are sewage outlets.

[0037] Working principle: when the high-temperature mandrel needs to be cooled, first, the transmission motor 12 is turned on, when the transmission motor 12 rotates, the gear 4 on the transmission motor 12 starts to rotate, and the sliding block 8 and the water pipe 7 are moved to the cooling position set in advance through the meshing rack 5, when the mandrel reaches the cooling position, the sensor signal controls the water pipe 7 to open the branch pipe 9 to cool the mandrel, the water flow sprayed by the branch pipe 9 can cool the high-temperature mandrel, and after the water spraying is completed, the electromagnetic valve is automatically closed to close the water pipe 7 and the branch pipe 9.

[0038] When it is needed to clean the water tank 10, the servo motor 21 is opened, the servo motor 21 will start to rotate clockwise with the threaded rod 13, the cam 16 on the threaded rod 13 will also rotate, when the cam 16 contacts and presses the knocking block 18, the knocking block 18 will hit the water tank 10 and press the movable spring 17, when the knocking block 18 hits the water tank 10, the water tank 10 will produce vibration, preventing the oxide scale from adhering to the inner wall of the water tank 10, when the cam 16 no longer contacts the knocking block 18, the knocking block 18 will move to the initial position by the elastic force of the movable spring 17, when the cam 16 contacts the knocking block 18 again, the knocking block 18 will continue to repeat the above-mentioned trajectory movement, at the same time, the moving block 15 on the threaded rod 13 will move the scraper 14 to the right, scraping the oxide scale in the water tank 10, preventing the oxide scale from accumulating at the water outlet of the water tank 10, affecting the cooling of the high-temperature core rod, when the servo motor 21 rotates counterclockwise with the threaded rod 13, the moving block 15 will move the scraper 14 to the left, continuing to scrape the oxide scale, facilitating the subsequent workers to collect and process uniformly.

[0039] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the person skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of the present application.

Claims

1. A cooling mechanism for a high-temperature mandrel, comprising a base (1), characterized in that: A gantry beam (2) is fixedly connected to the outer wall of the base (1), a laser rangefinder (19) is fixedly connected to the bottom end of the base (1), a tank chain (3) is provided at the bottom end of the base (1), a water pipe (7) is fixedly connected to the inner wall of the tank chain (3), a guide rail (6) is fixedly connected to the top end of the gantry beam (2), a slider (8) is slidably connected to the top end of the guide rail (6), a branch pipe (9) is fixedly connected to the outer wall of the water pipe (7), a pulley (20) is fixedly connected to the top end of the gantry beam (2), a transmission mechanism is provided at the top end of the slider (8), an extension plate (11) is fixedly connected to the outer wall of the gantry beam (2), a water tank (10) is fixedly connected to the top end of the extension plate (11), and a cleaning component is provided at the top end of the extension plate (11). The transmission mechanism includes a transmission motor (12), which is disposed on the inner wall of the slider (8). The output end of the transmission motor (12) is fixedly connected to a gear (4), and a rack (5) meshes with the outer wall of the gear (4).

2. The cooling mechanism for a high-temperature mandrel according to claim 1, characterized in that: The cleaning assembly includes a servo motor (21), which is fixedly connected to the top of the extension plate (11). The output end of the servo motor (21) is fixedly connected to a threaded rod (13). The smooth surface of the threaded rod (13) is rotatably connected to the inner wall of the rectangular plate (23). The outer wall of the threaded rod (13) is fixedly connected to a cam (16). The outer wall of the threaded rod (13) is provided with a threaded sleeve. The outer wall of the threaded sleeve is fixedly connected to a moving block (15). The top of the moving block (15) is fixedly connected to a scraper (14). The outer wall of the cam (16) contacts a striking block (18). The outer wall of the striking block (18) is elastically connected to the water tank (10) through a movable spring (17). The inner wall of the striking block (18) is slidably connected to a long rod (22).

3. The cooling mechanism for a high-temperature mandrel according to claim 1, characterized in that: The water pipe (7) is fixedly connected to the inner side wall of the slider (8).

4. The cooling mechanism for a high-temperature mandrel according to claim 1, characterized in that: The rack (5) is fixedly connected to the top of the gantry beam (2), and the outer wall of the water pipe (7) is in contact with the outer wall of the pulley (20).

5. The cooling mechanism for a high-temperature mandrel according to claim 1, characterized in that: The water tank (10) has multiple sets of rectangular openings at equal intervals inside.

6. The cooling mechanism for a high-temperature mandrel according to claim 2, characterized in that: The long rod (22) is fixedly connected to the outer wall of the water tank (10).

7. The cooling mechanism for a high-temperature mandrel according to claim 2, characterized in that: The outer wall of the scraper (14) is in contact with the inner wall of the water tank (10), and the moving block (15) is slidably connected to the outer wall of the water tank (10).

8. The cooling mechanism for a high-temperature mandrel according to claim 2, characterized in that: The rectangular plate (23) is fixedly connected to the top of the extension plate (11).

Images