CN210788589U

CN210788589U - Cold rolling mill convenient to roll change overhauls

Info

Publication number: CN210788589U
Application number: CN201920871600.3U
Authority: CN
Inventors: 陈晔
Original assignee: Wuxi Jinxiangrui Metallurgical Machinery Co ltd
Current assignee: Wuxi Jinxiangrui Metallurgical Machinery Co ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-06-19
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses a cold rolling mill convenient to roll change overhauls, the on-line screen storage device comprises a base, the last fixed surface of base is connected with the backup pad, the upper surface of backup pad is seted up flutedly, the shape chamber has been seted up to the inside symmetry of backup pad, the inside of recess is equipped with work roller and bearing roller, the work roller is located the top of bearing roller, the first mounting panel of the equal fixedly connected with of both sides outer wall of work roller, the equal fixedly connected with second mounting panel of both sides outer wall of bearing roller, two first mounting panel one side outer wall in opposite directions is equallyd divide other first fixing device of fixedly connected with, two other fixing device is equallyd divide to second mounting panel one side outer wall in opposite directions. The utility model relates to a simply, the outside of organism is removed with work roll and bearing roller to the convenience, is convenient for overhaul the inside of organism to can also prevent that the condition of landing appears suddenly in work roll and bearing roller from appearing.

Description

Cold rolling mill convenient to roll change overhauls

Technical Field

The utility model relates to a cold rolling mill technical field especially relates to a cold rolling mill convenient to roll change overhauls.

Background

The cold rolling mill adopts a motor to pull the steel bars, force is applied to two surfaces of the steel bars by using a bearing roller and a working roller of the cold rolling mill together, and the purpose of rolling the cold-rolled ribbed steel bars with different diameters is realized by changing the size of the gap between the two rollers.

The existing cold rolling mill has certain problems in long-term use, and the bearing roller and the working roller of the cold rolling mill are inconvenient to disassemble, so that certain trouble is brought to maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a cold rolling mill convenient for roll changing maintenance.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cold rolling mill convenient for roll changing and maintenance comprises a base, wherein a supporting plate is fixedly connected to the upper surface of the base, a groove is formed in the upper surface of the supporting plate, a cavity is symmetrically formed in the supporting plate, a working roll and a bearing roll are arranged in the groove, the working roll is positioned above the bearing roll, first mounting plates are fixedly connected to the outer walls of the two sides of the working roll, second mounting plates are fixedly connected to the outer walls of the two sides of the bearing roll, a first fixing device is fixedly connected to the outer wall of one opposite side of the two first mounting plates, a second fixing device is fixedly connected to the outer wall of one opposite side of the two second mounting plates, hydraulic cylinders are fixedly connected to the inner surfaces of the bottoms of the two cavities, hydraulic rods are arranged on the upper surfaces of the two hydraulic cylinders, and first limiting plates and second limiting plates are arranged on the outer walls of the hydraulic rods, the top of hydraulic stem passes through gim peg fixedly connected with spacing dish.

Preferably, the first fixing device and the second fixing device are both fixedly connected with the hydraulic rod, and the first fixing device and the second fixing device are slidably connected with the cavity.

Preferably, the first limiting plate is located on the lower surface of the first fixing device, and the second limiting plate is located on the lower surface of the second fixing device.

Preferably, the first limiting plate and the second limiting plate are fixedly connected with the hydraulic rod through fixing bolts.

Preferably, the first fixing device comprises a first hoop, one end of the first hoop is movably connected with a pin shaft, the outer wall of the pin shaft is movably connected with a second hoop, a stud bolt is arranged between the first hoop and the second hoop, a nut is sleeved on the outer wall of the stud bolt in a symmetrical threaded mode, and the first fixing device and the second fixing device are of the same structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the working roll and the bearing roll can be moved from the inside of the groove to the outside by arranging the cavity, the first fixing device, the second fixing device, the hydraulic cylinder and the hydraulic rod, so that the working personnel can conveniently overhaul the inside of the machine body;

2. in the utility model, the first limit plate and the second limit plate are arranged, so that the working roll and the bearing roll are prevented from being suddenly close to each other, and the product is not qualified;

to sum up, the utility model relates to a simply, the outside of organism is removed with working roll and bearing roller to the convenience, is convenient for overhaul the inside of organism to can also prevent that the condition of landing appears suddenly in working roll and bearing roller.

Drawings

FIG. 1 is a schematic structural view of a cold rolling mill convenient for roll change maintenance provided by the present invention;

fig. 2 is the utility model provides a cold rolling mill's a fixing device's structure schematic convenient to roll change overhauls.

In the figure: the device comprises a base 1, a supporting plate 2, a groove 3, a 4-shaped cavity, a working roller 5, a bearing roller 6, a first mounting plate 7, a second mounting plate 8, a first fixing device 9, a second fixing device 10, a hydraulic cylinder 11, a hydraulic rod 12, a first limiting plate 13, a second limiting plate 14, a limiting plate 15, a first hoop 16, a pin shaft 17, a second hoop 18, a double-headed bolt 19 and a nut 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a cold rolling mill convenient for roll changing and maintenance comprises a base 1, a supporting plate 2 is fixedly connected to the upper surface of the base 1, a groove 3 is formed in the upper surface of the supporting plate 2, a cavity 4 is symmetrically formed in the supporting plate 2, a working roll 5 and a bearing roll 6 are arranged in the groove 3, the working roll 5 is positioned above the bearing roll 6, first mounting plates 7 are fixedly connected to the outer walls of the two sides of the working roll 5, second mounting plates 8 are fixedly connected to the outer walls of the two sides of the bearing roll 6, first fixing devices 9 are respectively fixedly connected to the outer walls of the two opposite sides of the two first mounting plates 7, second fixing devices 10 are respectively fixedly connected to the outer walls of the two opposite sides of the two second mounting plates 8, hydraulic cylinders 11 are respectively fixedly connected to the inner surfaces of the bottoms of the two cavity 4, hydraulic rods 12 are respectively arranged on the upper surfaces of the two hydraulic cylinders 11, first limiting plates 13 and second limiting, the top end of the hydraulic rod 12 is fixedly connected with a limiting disc 15 through a fixing bolt.

First fixing device 9 and second fixing device 10 all with hydraulic stem 12 between fixed connection, sliding connection between first fixing device 9 and second fixing device 10 and the chamber 4, first limiting plate 13 is located the lower surface of first fixing device 9, second limiting plate 14 is located the lower surface of second fixing device 10, first limiting plate 13 and second limiting plate 14 all pass through fixed connection between gim peg and the hydraulic stem 12, first fixing device 9 includes first staple bolt 16, the one end swing joint of first staple bolt 16 has round pin axle 17, the outer wall swing joint of round pin axle 17 has second staple bolt 18, be equipped with stud 19 between first staple bolt 16 and the second staple bolt 18, the outer wall symmetry screw thread of stud 19 has cup jointed nut 20, what first fixing device 9 and second fixing device 10 adopted is the same structure.

The working principle is as follows: when the utility model is used, the switch of the hydraulic cylinder 11 is started, the hydraulic cylinder 11 pushes the hydraulic rod 12 to move upwards, the hydraulic rod 12 drives the first fixing device 9 and the second fixing device 10 to move upwards, the two first fixing devices 9 drive the working roll 5 between the first mounting plates 7 to move upwards, the two second fixing devices 10 drive the bearing roll 6 between the second mounting plates 8 to move upwards, the working roll 5 and the bearing roll 6 can be moved to the outside from the inside of the groove 3, and the working personnel can conveniently overhaul the inside of the machine body; the lower surface of the first fixing device 9 is provided with a first limiting plate 13 which can prevent the first fixing device 9 from slipping off the outer wall of the hydraulic rod 12, and the lower surface of the second fixing device 10 is provided with a second limiting plate 14 which can prevent the second fixing device 10 from slipping off the outer wall of the hydraulic rod 12, so that the working roll 5 and the bearing roll 6 can be protected, and the phenomenon that the working roll 5 and the bearing roll 6 are suddenly close to each other to cause unqualified products is avoided; the utility model relates to a simply, the outside of organism is removed with working roll 5 and bearing roller 6 to the convenience, is convenient for overhaul the inside of organism to can also prevent that the condition of unexpected landing from appearing in working roll 5 and bearing roller 6.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A cold rolling mill convenient for roll changing maintenance comprises a base (1) and is characterized in that a supporting plate (2) is fixedly connected to the upper surface of the base (1), a groove (3) is formed in the upper surface of the supporting plate (2), a cavity (4) is symmetrically formed in the supporting plate (2), a working roll (5) and a bearing roll (6) are arranged in the groove (3), the working roll (5) is located above the bearing roll (6), first mounting plates (7) are fixedly connected to the outer walls of the two sides of the working roll (5), second mounting plates (8) are fixedly connected to the outer walls of the two sides of the bearing roll (6), first fixing devices (9) are fixedly connected to the outer walls of the two opposite sides of the first mounting plates (7), second fixing devices (10) are fixedly connected to the outer walls of the two opposite sides of the second mounting plates (8), two do not fixedly connected with pneumatic cylinder (11), two are equallyd divide to the bottom internal surface in chamber (4) the upper surface of pneumatic cylinder (11) all is equipped with hydraulic stem (12), the outer wall of hydraulic stem (12) is equipped with first limiting plate (13) and second limiting plate (14), spacing dish (15) of gim peg fixedly connected with is passed through on the top of hydraulic stem (12).

2. A cold-rolling mill facilitating maintenance of roll changing according to claim 1, characterized in that the first fixing device (9) and the second fixing device (10) are both fixedly connected with the hydraulic rod (12), and the first fixing device (9) and the second fixing device (10) are slidably connected with the cavity (4).

3. A cold-rolling mill facilitating maintenance of roll changing according to claim 1, characterized in that the first limit plate (13) is located on the lower surface of the first fixing device (9), and the second limit plate (14) is located on the lower surface of the second fixing device (10).

4. The cold rolling mill convenient for roll change maintenance according to claim 1, wherein the first limiting plate (13) and the second limiting plate (14) are fixedly connected with the hydraulic rod (12) through fixing bolts.

5. The cold rolling mill convenient to roll change overhauls of claim 1, characterized in that, first fixing device (9) includes first staple bolt (16), the one end swing joint of first staple bolt (16) has round pin axle (17), the outer wall swing joint of round pin axle (17) has second staple bolt (18), be equipped with stud (19) between first staple bolt (16) and second staple bolt (18), the outer wall symmetry screw thread of stud (19) has cup jointed nut (20), what first fixing device (9) and second fixing device (10) adopted is the same structure.