Pulling roller maintenance device

Abstract

The utility model relates to a pull roller maintenance device which comprises a fixed base, and a maintenance mechanism is arranged outside the fixed base. According to the pull roller maintenance device, the maintenance mechanism is arranged, a rotating wheel is rotated to drive a lead screw to rotate, the lead screw rotates to drive a sliding seat to slide outside the lead screw, a supporting rod moves upwards, a mounting plate is unfolded, a connecting threaded rod is in threaded connection with a roller box of a fourteen-high rolling mill, an electric push rod is used for contracting, and the roller box of the fourteen-high rolling mill is conveniently pulled out; maintenance personnel can conveniently overhaul the roller box, the time and physical strength of the maintenance personnel are saved, the roller box overhaul efficiency of the maintenance personnel is improved, production of a fourteen-roller mill is facilitated, economic losses are reduced, and the problems that according to a traditional overhaul mode, the maintenance personnel need to spend a large amount of time and physical strength to pull out the roller box for overhaul, and the maintenance efficiency is poor are solved. And the problems that the maintenance time is wasted, the working intensity of maintenance personnel is increased, the production of the fourteen-high rolling mill is influenced, and economic loss is easily caused are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of fourteen-roller rolling machine maintenance, in particular to a pulling roller maintenance device. Background Art

[0002] Fourteen-roll mills are commonly used in the field of cold-rolled stainless steel strips. The main machine part of the fourteen-roll mill is composed of support rolls, roll boxes, two intermediate rolls, one intermediate roll and working rolls. The coordination between the various components plays a vital role in the quality of the product. During the use of the fourteen-roll mill, maintenance personnel are required to pull out the roll box of the fourteen-roll mill for inspection and maintenance.

[0003] During maintenance or inspection, hand winches have been used to pull the roll box and support rollers. During the pulling process, wheels are installed on the roll box. The roll box is pulled out first, and then the support rollers are pulled out. When installing them back, personnel need to enter the back of the main machine and hang the hand winch. However, the traditional maintenance method requires maintenance personnel to spend a lot of time and physical strength to pull out the roll box for maintenance, which wastes maintenance time, increases the work intensity of maintenance personnel, affects the production of the fourteen-roller rolling mill, and easily causes economic losses. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a pulling roller maintenance device, which has the advantages of convenient maintenance, saving time, and reducing work intensity. It solves the problem of traditional maintenance methods that maintenance personnel need to spend a lot of time and physical strength to pull out the roll box for maintenance, which wastes maintenance time, increases the work intensity of maintenance personnel, affects the production of the fourteen-roll rolling mill, and easily causes economic losses.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pull roller maintenance device, comprising a fixed base, the outside of which is provided with a maintenance mechanism;

[0006] The maintenance mechanism includes a universal wheel fixedly connected to a fixed base, a support plate fixedly connected to the top of the fixed base, two fixed blocks fixedly connected to the left side of the support plate, a screw rod rotatably connected to the inside of the two fixed blocks, a rotating wheel fixedly connected to the bottom end of the screw rod, a sliding seat fixedly connected to the external thread of the screw rod, a support rod hinged to the right side of the sliding seat, a mounting plate hinged to the support plate at the other end of the support rod, an electric push rod fixedly connected to the inside of the mounting plate, a connecting plate fixedly connected to the output end of the electric push rod, and a connecting threaded rod connected to the internal thread of the connecting plate.

[0007] Furthermore, a rotating hole is provided inside the fixing block, and the screw rod is rotatably connected to the fixing block through the rotating hole.

[0008] Furthermore, the inner thread connection of the rotating wheel is provided with a limiting screw, and the limiting screw is threadedly connected to the fixing block.

[0009] Furthermore, a through groove is provided inside the support plate, and the support rod passes through the through groove and penetrates the support plate to be hinged to the mounting plate.

[0010] Furthermore, a mounting hole is provided inside the mounting plate, and the electric push rod is fixedly connected to the mounting plate through the mounting hole.

[0011] Furthermore, a threaded hole is provided inside the connecting plate, and the connecting threaded rod is threadedly connected to the connecting plate through the threaded hole.

[0012] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0013] The roller pulling maintenance device is provided with a maintenance mechanism, and the rotating wheel drives the screw rod to rotate. The screw rod rotates and drives the sliding seat to slide on the outside of the screw rod, so that the support rod moves upward, the mounting plate is unfolded, and the threaded connection is made with the roller box of the fourteen-roller rolling mill by connecting the threaded rod. The electric push rod is retracted to facilitate the pulling out of the roller box of the fourteen-roller rolling mill, so that maintenance personnel can inspect the roller box, save time and physical strength of maintenance personnel, improve the maintenance efficiency of maintenance personnel on the roller box, facilitate the production of the fourteen-roller rolling mill, reduce economic losses, and solve the problem that the traditional maintenance method requires maintenance personnel to spend a lot of time and physical strength to pull out the roller box for maintenance, which wastes maintenance time, increases the work intensity of maintenance personnel, affects the production of the fourteen-roller rolling mill, and easily causes economic losses. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a cross-sectional view of the structure of the utility model;

[0015] Figure 2 This is a three-dimensional diagram of the support plate structure of the utility model.

[0016] In the figure: 1. fixed base; 2. universal wheel; 3. support plate; 301. through groove; 4. fixed block; 401. rotating hole; 5. screw rod; 6. rotating wheel; 601. limiting screw; 7. sliding seat; 8. support rod; 9. mounting plate; 10. electric push rod; 11. connecting plate; 12. connecting threaded rod. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-2 The pulling roller maintenance device in this embodiment includes a fixed base 1, and a maintenance mechanism is arranged outside the fixed base 1.

[0019] In this embodiment, the maintenance mechanism includes a universal wheel 2 fixedly connected to the fixed base 1, and a support plate 3 is fixedly connected to the top of the fixed base 1, so that maintenance personnel can push the support plate 3 to drive the universal wheel 2 to roll, and adjust the position of the pull roller maintenance device, so that maintenance personnel can use the pull roller maintenance device to inspect and repair the roll box of the fourteen-roll mill. The fourteen-roll mill is commonly used in the field of cold-rolled stainless steel strips. The main machine part of the fourteen-roll mill consists of a support roll, a roll box, two intermediate rolls, an intermediate roll and a working roll. The coordination between the various components plays a vital role in the quality of the product. The support plate 3 The left side is fixedly connected with two fixed blocks 4, and the two fixed blocks 4 are internally rotatably connected with screw rods 5. The two fixed blocks 4 are symmetrically distributed, and the screw rods 5 penetrate the bottom fixed block 4, which is convenient for maintenance personnel to rotate the screw rods 5. The bottom end of the screw rod 5 is fixedly connected with a rotating wheel 6, and the internal thread connection of the rotating wheel 6 is connected with a limiting screw rod 601, and the limiting screw rod 601 is threadedly connected to the fixed block 4 to limit the rotating wheel 6, reduce the rotation of the rotating wheel 6, increase the stability of the rotating wheel 6 and the screw rod 5, and facilitate the use of users. Users can use the pulling roller maintenance device to repair the fourteen-roller rolling mill.

[0020] Among them, a rotating hole 401 is provided inside the fixed block 4, and the screw rod 5 is rotatably connected to the fixed block 4 through the rotating hole 401, so as to limit the screw rod 5 and facilitate the rotation of the screw rod 5. The user rotates the rotating wheel 6 to drive the screw rod 5 to rotate. The external thread of the screw rod 5 is connected to the sliding seat 7. The right side of the sliding seat 7 is hinged with a support rod 8. The other end of the support rod 8 is hinged with a mounting plate 9 hinged to the support plate 3. A through groove 301 is provided inside the support plate 3. The support rod 8 penetrates the support plate 3 and is hinged to the mounting plate 9 through the through groove 301. A hinge seat is provided on the top of the support plate 3. The mounting plate 9 is hinged to the support plate 3 through the hinge seat, which is convenient for the rotation of the mounting plate 9 and convenient for folding and unfolding the mounting plate 9. The screw rod 5 rotates to drive the sliding seat 7 to slide up and down on the outside of the screw rod 5. The sliding seat 7 slides to drive the support rod 8 to move up and down. The support rod 8 drives the mounting plate 9 to rotate, which is convenient for unfolding and folding the mounting plate 9, and convenient for reducing the volume of the pulling roller maintenance device, which is convenient for users to use.

[0021] Among them, the interior of the mounting plate 9 is fixedly connected with an electric push rod 10, and the output end of the electric push rod 10 is fixedly connected with a connecting plate 11. A mounting hole is opened inside the mounting plate 9, and the electric push rod 10 is fixedly connected to the mounting plate 9 through the mounting hole, which is convenient for the installation and fixation of the electric push rod 10. The electric push rod 10 is energized and extended, driving the connecting plate 11 to move downward, and the position of the connecting plate 11 is adjusted so that the connecting plate 11 fits with the roll box and the support roll machine seat of the fourteen-high rolling mill, which is convenient for the connection of the connecting plate 11 with the support roll machine seat, and is convenient for the fourteen The roll box and support roll stand of the rolling mill are pulled out, the internal thread of the connecting plate 11 is connected with a connecting threaded rod 12, a threaded hole is opened inside the connecting plate 11, the connecting threaded rod 12 is threadedly connected to the connecting plate 11 through the threaded hole, the connecting plate 11 is moved downward, so that the position of the connecting threaded rod 12 is consistent with the threaded hole on the support roll stand, the connecting threaded rod 12 is screwed, the connecting threaded rod 12 is threadedly connected to the support roll stand, the electric push rod 10 is contracted, and the roll box and support roll stand of the fourteen-roll rolling mill are pulled out, which is convenient for maintenance personnel to carry out maintenance.

[0022] The beneficial effects of the above embodiments are:

[0023] The roller pulling maintenance device is provided with a maintenance mechanism, and the rotating wheel 6 drives the screw rod 5 to rotate. The screw rod 5 rotates and drives the sliding seat 7 to slide on the outside of the screw rod 5, so that the support rod 8 moves upward, and the mounting plate 9 is unfolded. The threaded rod 12 is connected to the roller box of the fourteen-roller rolling mill by threading, and the electric push rod 10 is contracted to facilitate the pull-out of the roller box of the fourteen-roller rolling mill, so that the maintenance personnel can inspect the roller box, save the time and physical strength of the maintenance personnel, improve the maintenance efficiency of the roller box, facilitate the production of the fourteen-roller rolling mill, reduce economic losses, and solve the problem of traditional maintenance methods that maintenance personnel need to spend a lot of time and physical strength to pull out the roller box for maintenance, which wastes maintenance time, increases the work intensity of maintenance personnel, affects the production of the fourteen-roller rolling mill, and easily causes economic losses.

[0024] The working principle of the above embodiment is:

[0025] When the roller maintenance device is used for the inspection of the fourteen-roll mill, the maintenance personnel push the support plate 3 to drive the universal wheel 2 to roll, and adjust the position of the roller maintenance device so that the roller maintenance device is located on one side of the fourteen-roll mill. At the same time, the maintenance personnel loosen the limit screw 601 to release the limit on the rotating wheel 6, and rotate the rotating wheel 6 to drive the screw rod 5 to rotate. The screw rod 5 rotates to drive the sliding seat 7 to slide on the outside of the screw rod 5, so that the support rod 8 moves upward, and the mounting plate 9 is unfolded so that the mounting plate 9 is located on the top of the fourteen-roll mill. Then, the maintenance personnel The staff energizes the electric push rod 10, which extends and drives the connecting plate 11 to move downward, so that the connecting plate 11 fits with the roll box of the fourteen-high rolling mill, and twists the connecting threaded rod 12 to threadedly connect the connecting threaded rod 12 with the threaded hole of the supporting roll machine seat on the roll box. Finally, the electric push rod 10 contracts, drives the connecting plate 11 and the roll box to move upward, and pulls out the roll box, making it convenient for maintenance personnel to inspect and repair the roll box, thereby facilitating users to inspect and repair the fourteen-high rolling mill, saving maintenance personnel's time and physical strength, and reducing economic losses.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pulling roller maintenance device, comprising a fixed base (1), characterized in that: A maintenance mechanism is arranged outside the fixed base (1); The maintenance mechanism comprises a universal wheel (2) fixedly connected to a fixed base (1); a support plate (3) is fixedly connected to the top of the fixed base (1); two fixed blocks (4) are fixedly connected to the left side of the support plate (3); a screw rod (5) is rotatably connected to the inside of the two fixed blocks (4); the bottom end of the screw rod (5) is fixedly connected to a rotating wheel (6); the external thread of the screw rod (5) is connected to a sliding seat (7); the right side of the sliding seat (7) is hinged with a support rod (8); the other end of the support rod (8) is hinged with a mounting plate (9) hinged to the support plate (3); an electric push rod (10) is fixedly connected to the inside of the mounting plate (9); the output end of the electric push rod (10) is fixedly connected to a connecting plate (11); the internal thread of the connecting plate (11) is connected to a connecting threaded rod (12).

2. The roller maintenance device according to claim 1, characterized in that: A rotating hole (401) is provided inside the fixing block (4), and the screw rod (5) is rotatably connected to the fixing block (4) via the rotating hole (401).

3. The roller maintenance device according to claim 1, characterized in that: The inner thread of the rotating wheel (6) is connected to a limiting screw (601), and the limiting screw (601) is threadedly connected to the fixing block (4).

4. The roller maintenance device according to claim 1, characterized in that: A through slot (301) is provided inside the support plate (3), and the support rod (8) passes through the support plate (3) through the through slot (301) and is hingedly connected to the mounting plate (9).

5. The pull roller maintenance device according to claim 1, characterized in that: A mounting hole is provided inside the mounting plate (9), and the electric push rod (10) is fixedly connected to the mounting plate (9) through the mounting hole.

6. The pull roller maintenance device according to claim 1, characterized in that: A threaded hole is provided inside the connection plate (11), and the connection threaded rod (12) is threadedly connected to the connection plate (11) through the threaded hole.

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