CN220426309U

CN220426309U - Cold rolling mill

Info

Publication number: CN220426309U
Application number: CN202322233214.0U
Authority: CN
Inventors: 蔡毅
Original assignee: Jianjian New Materials Suzhou Co ltd
Current assignee: Jianjian New Materials Suzhou Co ltd
Priority date: 2023-08-19
Filing date: 2023-08-19
Publication date: 2024-02-02
Anticipated expiration: 2033-08-19

Abstract

The utility model discloses a cold rolling mill which comprises two racks, wherein a first cold roll is arranged above the two racks, a second cold roll is arranged below the first cold roll and between the two racks, a second scraping plate is arranged on one side of the first cold roll and between the two racks, and a lifting mechanism is arranged at the bottom of the two racks. According to the utility model, the second scraper is arranged to scrape the first cold roll, and the first scraper is arranged to scrape the second cold roll, so that the condition of removing metal foreign matters attached to the two cold rolls can be achieved, meanwhile, in order to enable the first scraper to be capable of adjusting a proper position according to the position height of the second cold roll, the scraping work can be completed, therefore, the lifting mechanism is used for controlling the lifting movement of the first scraper, and in the adjusting process of the lifting mechanism, the connecting shaft is rotated to enable the two sliding seats to synchronously lift, so that the operation mode is simple, and the adjustment is faster.

Description

Cold rolling mill

Technical Field

The utility model relates to the technical field of aluminum plate processing equipment, in particular to a cold rolling mill.

Background

A cold rolling mill is an apparatus for cold rolling a metallic material. Cold rolling is a metal working process in which the shape and size of a metal material are changed by extruding and stretching the material through rolls. Cold rolling mills are generally composed of a set of rolls that can be controlled by a mechanical or hydraulic system. The metallic material is extruded and stretched by the rolls as it passes through the cold rolling mill, thereby changing its thickness, width and surface quality. The cold rolling mill is widely applied to the fields of steel industry, nonferrous metal industry and the like, and is used for producing products such as cold-rolled steel plates, cold-rolled strip steel, cold-rolled aluminum plates and the like. The cold rolling process can improve the strength, surface quality and dimensional accuracy of the metal material, so that the metal material is more suitable for various industrial fields.

When the existing aluminum plate is processed by a cold rolling machine, a roller of the cold rolling machine presses down the aluminum plate through the extrusion and stretching actions, so that the thickness, the width and the surface quality of the aluminum plate are changed, if residual metal scraps, cutting scraps and the like exist on the surface of the aluminum plate for processing by the cold rolling machine, an oil film is also attached to the surface of the cold rolling machine, so that the metal foreign matters can be attached to the surface of the roller, and further, the phenomenon that marks appear on the surface of the cold rolling plate is easily caused during subsequent processing, and further, product defects are caused.

Therefore, it is necessary to invent a cold rolling mill to solve the above problems.

Disclosure of Invention

The utility model aims to provide a cold rolling mill, which solves the defects in the technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the cold rolling mill comprises two racks, wherein a first cold roll is arranged above the two racks, a second cold roll is arranged below the first cold roll and between the two racks, a second scraping plate is arranged on one side of the first cold roll and between the two racks, and a lifting mechanism is arranged at the bottom of the two racks;

the lifting mechanism comprises:

the two turbine lifters are respectively arranged at the bottoms of the two frames, the opposite sides of the two turbine lifters are respectively provided with a worm, and the tops of the two turbine lifters are respectively provided with a screw rod;

the two sliding seats are respectively arranged at the tops of the screw rods of the two turbine elevators and are fixedly connected, and a first scraping plate is vertically and fixedly arranged between the two sliding seats;

the connecting shaft is arranged between the two turbine lifters, two ends of the connecting shaft are fixedly connected with worms on opposite sides of the turbine lifters respectively, a hexagonal nut is sleeved at the central position of the connecting shaft, and the hexagonal nut is fixedly connected with the connecting shaft.

As a preferable scheme of the utility model, the inner sides of the lower ends of the two frames are vertically provided with guide grooves, the two sliding seats are respectively and slidably arranged in the two guide grooves, and the screw rods of the two turbine lifters respectively penetrate through the bottoms of the two guide grooves and are positioned below the bottoms of the two frames.

As a preferable scheme of the utility model, the opposite positions of the same side of the two frames are respectively and fixedly provided with a supporting frame, the tops of the two supporting frames are provided with a conveying bedplate, and the tail end of the conveying bedplate is positioned between the first cold roller and the second cold roller.

As a preferable scheme of the utility model, the upper ends of the two supporting frames are respectively provided with a sliding groove, the two sides of the bottom of the conveying bedplate are respectively fixedly provided with sliding rails, the two sliding rails respectively correspond to the sliding grooves on the two supporting frames, and the two sliding rails are respectively in sliding connection with the two sliding grooves.

As a preferable scheme of the utility model, jacks are arranged in the front-end sliding grooves of the two supporting frames, jacks are arranged on two sides of the front end of the conveying bedplate and at positions corresponding to the two sliding rails, inserting rods are inserted into the two jacks of the conveying bedplate in a penetrating manner, and the lower ends of the inserting rods are positioned in the jacks of the supporting frames in a penetrating manner.

In the technical scheme, the utility model has the technical effects and advantages that:

1. the first cold roll is scraped by the second scraper, the second cold roll is scraped by the first scraper, so that the condition of removing metal foreign matters attached to the two cold rolls can be achieved, meanwhile, in order to enable the first scraper to be capable of adjusting a proper position according to the position height of the second cold roll, the scraping work can be completed, therefore, lifting and lowering of the first scraper are controlled by the lifting mechanism, and when the lifting mechanism is adjusted, the connecting shaft is rotated to enable the two sliding seats to synchronously lift, the operation mode is simple, and the adjustment is faster;

2. through setting up to sliding connection with the connection between delivery platen and the support frame, and then make this delivery platen's position can back-and-forth movement to can be convenient for to the foreign matter cleanness of adhering to on the delivery platen, especially the delivery platen is close to the one end of two cold rolls, because the interval between two cold rolls is little, consequently the removal of delivery platen adjusts, can conveniently be located the one end of two cold rolls to the delivery platen and clear up.

Drawings

For a clearer description of embodiments of the present application or of the solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments described in the present utility model, and that other drawings may be obtained according to these drawings for a person skilled in the art.

FIG. 1 is a first perspective view of the overall structure of the present utility model;

FIG. 2 is a second perspective view of the overall structure of the present utility model;

FIG. 3 is a perspective view of the frame of the present utility model;

FIG. 4 is a disassembled view of the support frame and the conveyor platen of the present utility model;

FIG. 5 is a perspective view of the lift mechanism of the present utility model;

fig. 6 is an enlarged view of area a of fig. 2 in accordance with the present utility model.

Reference numerals illustrate:

1. a frame; 2. a first cold roll; 3. a second cold roller; 4. a lifting mechanism; 41. a turbine lifter; 42. a connecting shaft; 43. a hexagonal nut; 44. a slide; 5. a guide groove; 6. a first scraping plate; 7. a second scraper; 8. a support frame; 9. a conveying bedplate; 10. a chute; 11. a slide rail; 12. a rod; 13. and a jack.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides a cold rolling mill as shown in figures 1-6, which comprises two frames 1, wherein a first cold roll 2 is arranged above the two frames 1, a second cold roll 3 is arranged between the two frames 1 and below the first cold roll 2, a second scraping plate 7 is arranged between the two frames 1 and at one side of the first cold roll 2, and a lifting mechanism 4 is arranged at the bottom of the two frames 1;

the lifting mechanism 4 includes:

the two turbine lifters 41 are respectively arranged at the bottoms of the two frames 1, the opposite sides of the two turbine lifters 41 are respectively provided with a worm, and the tops of the two turbine lifters 41 are respectively provided with a screw rod;

the two sliding seats 44 are respectively arranged at the tops of the screw rods of the two turbine lifters 41 and are fixedly connected, and a first scraping plate 6 is vertically and fixedly arranged between the two sliding seats 44;

the connecting shaft 42 is arranged between the two turbine lifters 41, two ends of the connecting shaft 42 are fixedly connected with worms on opposite sides of the turbine lifters 41 respectively, a hexagonal nut 43 is sleeved at the central position of the connecting shaft 42, the hexagonal nut 43 is fixedly connected with the connecting shaft 42, and the hexagonal nut 43 is arranged at the central position of the connecting shaft 42, so that when the connecting shaft 42 is rotated, if the worm resistance of the turbine lifters 41 is large, the worm can be used for rotating through clamping the hexagonal nut 43 by a spanner, and the purpose of labor saving is achieved.

Further, in the above technical scheme, the lower end inner sides of the two frames 1 are vertically provided with the guide grooves 5, through the design of the guide grooves 5, the sliding seat 44 drives the first scraping plate 6 to be stable when lifting in the vertical direction, the two sliding seats 44 are respectively slidably mounted in the two guide grooves 5, and the screw rods of the two turbine lifters 41 respectively penetrate through the bottoms of the two guide grooves 5 and are positioned below the bottoms of the two frames 1.

Further, in the above technical scheme, the supporting frames 8 are fixedly installed at the opposite positions of the same side of the two frames 1 respectively, the top parts of the two supporting frames 8 are provided with the conveying bedplate 9, the movable adjustment of the conveying bedplate 9 is arranged, the cleaning of the positions of the upper surface of the conveying bedplate 9 is facilitated, and the tail end of the conveying bedplate 9 is positioned between the first cold roll 2 and the second cold roll 3.

Further, in the above technical solution, the upper ends of the two supporting frames 8 are provided with the sliding grooves 10, the two sides of the bottom of the conveying bedplate 9 are respectively and fixedly provided with the sliding rails 11, the two sliding rails 11 respectively correspond to the positions of the sliding grooves 10 on the two supporting frames 8, and the two sliding rails 11 are respectively and slidably connected with the two sliding grooves 10.

Further, in the above technical scheme, the front end sliding grooves 10 of the two supporting frames 8 are provided with the insertion holes 13, the two sides of the front end of the conveying bedplate 9 and the corresponding positions of the two sliding rails 11 are provided with the insertion holes 13, the two insertion holes 13 of the conveying bedplate 9 are internally provided with the insertion rods 12 in a penetrating manner, and the lower ends of the insertion rods 12 are located in the insertion holes 13 of the supporting frames 8 in a penetrating manner.

In this embodiment, after the conveying platen 9 is mounted on the supporting frame 8, the conveying platen 9 is prevented from moving by connecting the inserting rod 12 with the inserting hole 13, and the conveying platen 9 is usually made of solid steel plate, so that the conveying platen 9 is heavy and inconvenient to move, and the conveying platen 9 and the supporting frame 8 are connected by sliding the sliding rail 11 and the sliding chute 10, so that the conveying platen 9 can be moved more conveniently and easily, and meanwhile, the conveying platen 9 can be prevented from falling off from the supporting frame 8 by connecting the sliding rail 11 and the sliding chute 10.

When the cold rolling mill provided by the utility model is used, the working process is as follows:

the vertical center position of the inner side of the lower end of the two frames 1 is respectively provided with a guide groove 5, two sliding seats 44 of the two lifting mechanisms 4 are respectively and slidably arranged in the guide groove 5, the sliding seats 44 are connected with the guide groove 5, when the sliding seats 44 lift, the sliding seats always keep moving in a stable vertical direction, the two turbine lifters 41 of the two lifting mechanisms 4 are respectively arranged at the bottoms of the two frames 1, the positions of the two turbine lifters 41 correspond to the positions of the two guide grooves 5, through holes are respectively arranged at the center positions of the bottoms of the two guide grooves 5, when the two turbine lifters 41 are arranged, the screw rods of the two turbine lifters 41 are respectively inserted in the through holes of the two guide grooves 5 in a penetrating way, the two turbine lifters 41 are not contacted, one sides of the two turbine lifters 41 provided with worms are oppositely arranged, and the worms of the two turbine lifters 41 are mutually connected through a connecting shaft 42, because the structure of the worm screw and the screw of the two turbine lifters 41 is opposite, and the two sliding seats 44 are connected with the screw of the two turbine lifters 41, the two worm screws are driven to synchronously rotate by rotating the connecting shaft 42, so that the screw at the upper ends of the two turbine lifters 41 is controlled to synchronously lift and lower the sliding seat 44 in the guide groove 5, the first scraping plate 6 is arranged between the two sliding seats 44, therefore, when the sliding seat 44 lifts and lowers, the first scraping plate 6 synchronously follows and lifts, when the position height of the second cold roll 3 needs to be adjusted, the position height of the first scraping plate 6 is adjusted by rotating the connecting shaft 42, so that the upper end of the first scraping plate 6 can always contact with the bottom of the second cold roll 3, scraping of the second cold roll 3 can be realized, and metal foreign matters attached on the second scraping plate can be removed, the setting of No. two scraper blades 7 is located the one side of No. one cold-roll 2, and No. two scraper blades 7 are the same with the theory of operation of No. one scraper blade 6, through this structural design, make two cold-rolls at every turn the in-process, contact with two scraper blades respectively to this reaches the metal foreign matter that gets rid of on two cold-rolls, thereby has avoided two cold-rolls to roll the aluminium foil when, the metal foreign matter pressfitting on the cold-roll is on aluminum plate, and the problem of impression appears.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. Cold rolling mill, comprising a frame (1), characterized in that: the two frames (1) are provided with a first cold roll (2) above the two frames (1), a second cold roll (3) is arranged between the two frames (1) and below the first cold roll (2), a second scraping plate (7) is arranged between the two frames (1) and at one side of the first cold roll (2), and a lifting mechanism (4) is arranged at the bottom of the two frames (1);

the lifting mechanism (4) comprises:

the two turbine lifters (41) are respectively arranged at the bottoms of the two frames (1), the opposite sides of the two turbine lifters (41) are respectively provided with a worm, and the tops of the two turbine lifters (41) are respectively provided with a screw rod;

the two sliding seats (44) are respectively arranged at the tops of the screw rods of the two turbine lifters (41) and are fixedly connected, and a first scraping plate (6) is vertically and fixedly arranged between the two sliding seats (44);

the connecting shaft (42) is arranged between the two turbine lifters (41), two ends of the connecting shaft (42) are fixedly connected with worms on opposite sides of the turbine lifters (41) respectively, a hexagonal nut (43) is sleeved at the central position of the connecting shaft (42), and the hexagonal nut (43) is fixedly connected with the connecting shaft (42).

2. A cold rolling mill according to claim 1, characterized in that: guide slots (5) are vertically formed in the inner sides of the lower ends of the two frames (1), the two sliding seats (44) are respectively and slidably mounted in the two guide slots (5), and screw rods of the two turbine lifters (41) respectively penetrate through the bottoms of the two guide slots (5) and are located below the bottoms of the two frames (1).

3. A cold rolling mill according to claim 1, characterized in that: the two opposite positions of the same side of the frame (1) are respectively fixedly provided with a supporting frame (8), the tops of the two supporting frames (8) are provided with a conveying bedplate (9), and the tail end of the conveying bedplate (9) is positioned between the first cold roll (2) and the second cold roll (3).

4. A cold rolling mill according to claim 3, characterized in that: the upper ends of the two supporting frames (8) are provided with sliding grooves (10), sliding rails (11) are fixedly arranged on two sides of the bottom of the conveying bedplate (9) respectively, the two sliding rails (11) correspond to the sliding grooves (10) on the two supporting frames (8) respectively in position, and the two sliding rails (11) are connected with the two sliding grooves (10) in a sliding mode respectively.

5. A cold rolling mill according to claim 4, wherein: the two front end sliding grooves (10) of the supporting frames (8) are internally provided with inserting holes (13), two sides of the front end of the conveying bedplate (9) and corresponding positions of the two sliding rails (11) are internally provided with inserting holes (13), two inserting holes (13) of the conveying bedplate (9) are internally provided with inserting rods (12) in a penetrating manner, and the lower ends of the inserting rods (12) are located in the inserting holes (13) of the supporting frames (8) in a penetrating manner.