CN219112507U

CN219112507U - Left-right coiling jaw sector plate of reversible rolling mill

Info

Publication number: CN219112507U
Application number: CN202223300200.8U
Authority: CN
Inventors: 高宗锴; 郭金灿
Original assignee: Maanshan Beiguang Metallurgical Machinery Co ltd
Current assignee: Maanshan Beiguang Metallurgical Machinery Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-02
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a left and right coiling jaw sector plate of a reversible rolling mill, which comprises jaw plates, wherein a positioning mechanism in jaws of the jaw plates is connected with a guide block and a jaw pressing plate, the jaw plates are respectively provided with a right moving plate, a right moving clamp plate, a left moving clamp plate, a first jaw hydraulic cylinder and a second jaw hydraulic cylinder, the first jaw hydraulic cylinder is fixedly connected with the right moving plate, and the second jaw hydraulic cylinder is fixedly connected with the left moving plate.

Description

Left-right coiling jaw sector plate of reversible rolling mill

Technical Field

The utility model relates to the technical field of cold-rolled strip steel equipment, in particular to a left-right coiling jaw sector plate of a reversible rolling mill.

Background

The left coiling machine and the right coiling machine are one of main equipment in the reversible rolling mill set and are positioned at two sides of the reversible rolling mill, and a large tension is formed between the two coiling machines to assist the reversible rolling mill to continuously roll strip steel.

Through searching, chinese patent publication No. CN203751030U, publication date 2014-08-06, a cold rolling spring steel left and right coiler jaw is disclosed, comprising a jaw sector plate fixed on a frame, wherein a notch is arranged on the jaw sector plate. One piece of the original jaw plate is designed to be provided with a saw tooth inclined plane, and the other piece of the original jaw plate is designed to be a long-strip pressing plate. Therefore, after the strip steel is bitten into the device, the jaw has no reverse offset, the jaw has no strip stripping and the winding number of turns is reduced, but the jaw structure of the device is a special left winding jaw and right winding jaw design mode, the special left winding jaw and right winding jaw structure lack interchangeability, when the winding drum needs to be replaced and maintained for the winding drum, the winding drum needs to be replaced in a one-to-one correspondence mode, and each sector plate, the jaw sector plate and the inclined plane of the main shaft can not be installed at will after being manually repaired and ground to make marks. In addition, the jaw structure of the existing left and right coiling machine reels adopts a herringbone jaw design mode, and the herringbone double jaws are suitable for strip steel with thinner plate thickness, and when the strip steel with thinner plate thickness is bitten, the jaw of the strip steel is not bitten on the other side, so that the jaw is stripped. In summary, both structures need to be prepared for spare parts respectively, so that interchangeability is avoided, and a large amount of financial resources and material resources are wasted.

Disclosure of Invention

The utility model aims to provide a left and right coiling jaw sector plate of a reversible rolling mill, which solves the following technical problems: the existing devices mentioned in the background art need to be prepared with spare parts respectively, have no interchangeability and waste a great deal of financial resources and material resources.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a reversible rolling mill batches jaw sector plate about, includes the jaw board, positioning mechanism is connected with guide block and jaw clamp plate in the jaw of jaw board, be provided with right movable plate, right movable clamp plate, left movable clamp plate, first jaw pneumatic cylinder and second jaw pneumatic cylinder on the jaw board respectively, first jaw pneumatic cylinder and right movable plate fixed connection, second jaw pneumatic cylinder and left movable plate fixed connection.

As a further scheme of the utility model: the positioning mechanism comprises a first fixing bolt, a second fixing bolt and a third fixing bolt, the first fixing bolt and the second fixing bolt are connected with the guide block through threads, and the third fixing bolt is connected with the jaw pressing plate through threads.

As a further scheme of the utility model: the guide block and the jaw pressing plate are symmetrically arranged at the center of the jaw plate, and the key I and the key II are symmetrically arranged along the center of the jaw plate.

As a further scheme of the utility model: the right moving plate and the left moving plate are arranged in a jaw plate bilateral symmetry mode, the right moving clamp plate and the left moving clamp plate are arranged in a jaw plate bilateral symmetry mode, and the first jaw hydraulic cylinder and the second jaw hydraulic cylinder are arranged in a jaw plate bilateral symmetry mode.

As a further scheme of the utility model: the bottom of the jaw plate is respectively provided with a key I and a key II.

Advantageous effects

The utility model provides a left and right coiling jaw sector plate of a reversible rolling mill. Compared with the prior art, the method has the following beneficial effects:

the application only needs to rotate the guide block and the jaw pressing plate by 180 degrees when the left winding drum and the right winding drum are replaced, and the moving plate and the moving jaw plate are replaced according to the requirement, so that the replacement requirement of two winding drums on site can be met by only preparing the winding drum, and the winding drum is simple and quick.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a right cross-sectional view of the present utility model;

fig. 3 is a left cross-sectional view of the present utility model.

In the figure: 1. a jaw plate; 2. a positioning mechanism; 21. a first fixing bolt; 22. a second fixing bolt; 23. a third fixing bolt; 3. a guide block; 4. a jaw pressing plate; 5. a right moving plate; 6. right moving the nipper; 7. a left moving plate; 8. a left moving nipper; 9. a first jaw hydraulic cylinder; 10. a second jaw hydraulic cylinder; 11. a first key; 12. and a second key.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model discloses a left and right coiling jaw sector plate of a reversible rolling mill, which comprises a jaw plate 1, wherein a positioning mechanism 2 in a jaw of the jaw plate 1 is connected with a guide block 3 and a jaw pressing plate 4, a right moving plate 5, a right moving clamp plate 6, a left moving plate 7, a left moving clamp plate 8, a first jaw hydraulic cylinder 9 and a second jaw hydraulic cylinder 10 are respectively arranged on the jaw plate 1, the first jaw hydraulic cylinder 9 is fixedly connected with the right moving plate 5, the second jaw hydraulic cylinder 10 is fixedly connected with the left moving plate 7, and the moving plate and the jaw pressing plate 4 only need to be rotated 180 degrees when a left coiling drum and a right coiling drum are replaced, so that the replacement requirements of two coiling sites can be met as long as the set of drums is prepared.

The positioning mechanism 2 comprises a first fixing bolt 21, a second fixing bolt 22 and a third fixing bolt 23, wherein the first fixing bolt 21 and the second fixing bolt 22 are in threaded connection with the guide block 3, and the third fixing bolt 23 is in threaded connection with the jaw pressing plate 4.

The guide block 3 and the jaw pressing plate 4 are arranged symmetrically with the center of the jaw plate 1, and the key one 11 and the key two 12 are arranged symmetrically along the center of the jaw plate 1.

The right moving plate 5 and the left moving plate 7 are arranged in a bilateral symmetry manner of the jaw plate 1, the right moving clamp plate 6 and the left moving clamp plate 8 are arranged in a bilateral symmetry manner of the jaw plate 1, and the first jaw hydraulic cylinder 9 and the second jaw hydraulic cylinder 10 are arranged in a bilateral symmetry manner of the jaw plate 1.

The bottom of the jaw plate 1 is provided with a first key 11 and a second key 12, respectively, the first key 11 and the second key 12 are used for sliding the plate and the shaft together.

And all that is not described in detail in this specification is well known to those skilled in the art.

The working principle of the utility model is as follows: when the device is used, the right moving plate 5, the right moving clamp plate 6 and the first jaw hydraulic cylinder 9 are in a group, the left moving plate 7, the left moving clamp plate 8 and the second jaw hydraulic cylinder 10 are in a group, when the direction change is not needed, the left moving plate 7, the left moving clamp plate 8 and the second jaw hydraulic cylinder 10 are replaced, the axial movement of the right moving plate 5 is driven by the first jaw hydraulic cylinder 9 to be converted into the radial movement of the right moving clamp plate 6 to realize the clamping and the loosening of the jaws, and the torque brought by the left coiling and the right coiling main shaft is respectively transmitted; the guide block 3 and the jaw pressing plate 4 are manufactured according to the central symmetry of the machine set, the installation direction can be selected in the jaw of the jaw plate 1 according to the coiling direction, when the direction change is needed, the positioning mechanism 2 is detached, the positions of the guide block 3 and the jaw pressing plate 4 are exchanged, the right moving plate 5, the right moving clamp plate 6 and the first jaw hydraulic cylinder 9 are exchanged, the axial movement of the left moving plate 7 is driven by the second jaw hydraulic cylinder 10 to be converted into the radial movement of the left moving clamp plate 8, the jaw tightening and loosening are realized, the torque brought by the left coiling spindle and the right coiling spindle is transmitted respectively, and the guide block and the jaw pressing plate only need to be rotated 180 degrees to be exchanged according to the need when the left coiling drum and the right coiling drum are exchanged. The replacement requirement of two coiling blocks on site can be met only by preparing the winding drum, and the left and right coiling switching is only needed for 2 hours, so that the winding drum is simple and quick.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reversible rolling mill batches jaw sector plate about, includes jaw board (1), its characterized in that: the jaw middle positioning mechanism (2) of the jaw plate (1) is connected with a guide block (3) and a jaw pressing plate (4), a right moving plate (5), a right moving clamp plate (6), a left moving plate (7), a left moving clamp plate (8), a first jaw hydraulic cylinder (9) and a second jaw hydraulic cylinder (10) are respectively arranged on the jaw plate (1), the first jaw hydraulic cylinder (9) is fixedly connected with the right moving plate (5), and the second jaw hydraulic cylinder (10) is fixedly connected with the left moving plate (7).

2. The left and right coiling jaw sector plates of a reversible rolling mill of claim 1, wherein: the positioning mechanism (2) comprises a first fixing bolt (21), a second fixing bolt (22) and a third fixing bolt (23), wherein the first fixing bolt (21) and the second fixing bolt (22) are in threaded connection with the guide block (3), and the third fixing bolt (23) is in threaded connection with the jaw pressing plate (4).

3. The left and right coiling jaw sector plates of a reversible rolling mill of claim 1, wherein: the bottom of jaw board (1) is provided with key one (11) and key two (12) respectively, guide block (3) and jaw clamp plate (4) set up with jaw board (1) central symmetry, key one (11) and key two (12) set up along jaw board (1) central symmetry.

4. The left and right coiling jaw sector plates of a reversible rolling mill of claim 1, wherein: the right moving plate (5) and the left moving plate (7) are arranged in a bilateral symmetry manner with the jaw plate (1), the right moving clamp plate (6) and the left moving clamp plate (8) are arranged in a bilateral symmetry manner with the jaw plate (1), and the first jaw hydraulic cylinder (9) and the second jaw hydraulic cylinder (10) are arranged in a bilateral symmetry manner with the jaw plate (1).