CN218014879U

CN218014879U - Cold rolling mill

Info

Publication number: CN218014879U
Application number: CN202222618101.8U
Authority: CN
Inventors: 李德旺; 王勇; 张根伟
Original assignee: Lishui Huixiang Metal Products Co ltd
Current assignee: Zhejiang Huixiang Metal Products Co.,Ltd.
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2022-12-13
Anticipated expiration: 2032-09-30

Abstract

The utility model belongs to the technical field of cold-rolled sheet production and processing, especially, relate to a cold rolling mill, include: the cold rolling mill comprises a frame, wherein a first cold rolling roll and a second cold rolling roll are arranged on the frame; further comprising: the elastic pressure relief mechanism is arranged on the rack and used for unloading the surface pressure of the cold roll; the roller cleaning mechanism is arranged on the frame and used for cleaning the surface of the cold roll; wherein, first cold roll movable mounting just can follow vertical direction lift movement in the frame, for prior art, the utility model provides high cold rolling mill's life and the cold rolling quality of cold-rolled sheet.

Description

Cold rolling mill

Technical Field

The utility model belongs to the technical field of the cold-rolled sheet production and processing, especially, relate to a cold rolling mill.

Background

In the production process of cold-rolled sheets, enterprises need to pass the cold-rolled sheets through a plurality of cold-rolling rolls to shape and form a bright surface, and various cold-rolling devices are used in the production process, wherein a cold-rolling mill is a common cold-rolled sheet production device, and can be generally divided into two-roll cold-rolling mills, four-roll cold-rolling mills and six-roll cold-rolling mills, such as the cold-rolling mill disclosed in the patent with the application number of CN 201922111871.1.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem that above-mentioned exists, provide a cold rolling mill, reached the effect that improves cold rolling mill life and cold rolling quality of cold rolled sheet.

In view of this, the utility model provides a cold rolling mill includes:

the cold rolling mill comprises a frame, wherein a first cold rolling roll and a second cold rolling roll are arranged on the frame;

further comprising:

the elastic pressure relief mechanism is arranged on the stand and used for unloading the surface pressure of the cold roll;

the roller cleaning mechanism is arranged on the frame and used for cleaning the surface of the cold roll;

the first cold roll is movably mounted on the frame and can move up and down along the vertical direction.

In this technical scheme, the in-process of cold rolling mill at the production cold rolled sheet, elasticity pressure relief mechanism can in time unload the pressure on cold roll surface when the cold roll meets the great position of cold rolled sheet density to prevent that the cold roll from because of the too big phenomenon that appears damaging of pressure, roller clearance mechanism can keep the clean on cold roll surface, prevent that the foreign matter from causing the vestige to the cold rolled sheet surface, for prior art, the utility model provides high cold rolling mill's life and the cold rolling quality of cold rolled sheet.

In the above technical solution, further, the elastic pressure relief mechanism further includes:

the mounting seat is arranged on the rack and can move up and down along the vertical direction;

the guide sliding rod is vertically arranged and is in sliding connection with the rack;

the first spring is sleeved on the guide sliding rod;

the counterweight block mounting seat is arranged at the upper end of the guide rod, and counterweight blocks with different specifications can be mounted on the counterweight block mounting seat;

wherein, first cold roll rotates and installs on the mount pad, the lower extreme and the mount pad of direction slide bar are connected.

In this technical scheme, when first cold roll met the great position of density on the cold-rolled sheet, first cold roll was the rebound under the effect of pressure, it rises along vertical direction to drive the mount pad, thereby with the pressure uninstallation on the first cold roll, prevent that first cold roll and second cold roll from appearing the phenomenon of damaging because of pressure is too big, the vibrations that first spring can reduce the uninstallation pressure in-process and produce, can adjust the balancing weight specification on the balancing weight mount pad according to the actual production needs simultaneously, guarantee the cold rolling effect of different specification cold-rolled sheets, for prior art, the utility model provides high cold rolling mill's life.

In the above technical solution, further, the roller cleaning mechanism further includes:

the device comprises a main body, a cutter hole is formed in the main body, the main body is hollow, and a closable sewage draining outlet is formed in the bottom of the main body;

the scraper is inserted in the cutter hole and used for collecting foreign matters on the surface of the cold roll;

the guide part is arranged on one side of the knife hole and is integrally formed with the main body, and a foreign body groove is formed in the guide part and is communicated with the inside of the main body;

the main part fixed mounting is in the frame, the cutting edge of the scraper end just does not influence the cold roll rotation with the surface contact of cold roll, scraper and main part fixed connection.

In this technical scheme, first cold roll and second cold roll are at the rotation in-process, and the scraper can be along with the rotation of cold roll scrapes its surface adnexed foreign matter down, and the foreign matter is scraped the back and is removed to guide portion along the scraper surface under the effect of gravity to being collected in the foreign matter groove of guide portion, the foreign matter is concentrated to the main part inside through the foreign matter groove, can finally open the foreign matter clearance that can close the drain will add up, for prior art, the utility model discloses can effectively keep the cleanness on first cold roll and second cold roll surface, prevent that the foreign matter from causing the phenomenon of vestige to the cold rolled sheet surface, improve the cold rolling quality of cold rolled sheet.

In the above technical solution, further, the method further includes:

a cleaning member for cleaning the foreign matter groove of the guide portion, the cleaning member being disposed on the main body.

In the above technical solution, further, the cleaning member further includes:

the rotating ring is rotatably connected to one side of the main body;

an operating lever provided on an outer peripheral surface of the rotating ring;

and the dredging rod is connected with the operating rod and can move to the upper part of the guide part along with the rotation of the rotating ring.

In the above technical solution, further, the operating rod further includes:

the lower rod is fixedly connected with the rotating ring;

the upper rod is connected with the lower rod through a connecting rod;

the second spring is sleeved on the connecting rod;

wherein, the connecting rod is connected with the upper rod in an insertable mode, and the dredging rod is connected with one side of the upper rod close to the scraper.

In this technical scheme, the manual drive swivel becket rotates, the action bars removes and drives dredging rod and remove to the top of guide portion along with the rotation of swivel becket, after dredging rod removes to the top of guide portion, the upper boom is moved to the decurrent pressure, thereby drive dredging rod downstream, dredging rod downstream inserts in the foreign matter groove of guide portion, dredge the clearance with the position of the inside intercommunication of main part in foreign matter groove, prevent it the phenomenon that the jam from appearing, loosen the upper boom after the clearance, the second spring resets and drives the upper boom and resets, the action bars that rotate the swivel becket at last makes leaves the top of guide portion, for prior art, the utility model discloses can prevent that guide portion from blockking up and leading to roller clearance mechanism the phenomenon that became invalid appears, improve roller clearance mechanism's operating stability.

The utility model has the advantages that:

1. the pressure on the surface of the cold roll is timely unloaded through the arrangement of the elastic pressure relief mechanism, so that the phenomenon that the cold roll is damaged due to overlarge pressure is prevented, and the service life of a cold rolling mill is prolonged;

2. through the arrangement of the roller cleaning mechanism, the surfaces of the first cold roller and the second cold roller can be effectively kept clean, the phenomenon that foreign matters cause marks on the surface of the cold-rolled sheet is prevented, and the cold rolling quality of the cold-rolled sheet is improved;

3. through the setting of cleaning member, can prevent that guide portion from blockking up and leading to roller clearance mechanism to appear the phenomenon of inefficacy, improved roller clearance mechanism's operating stability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural view of the embodiment of the present invention.

Fig. 2 is a schematic structural view of the front view of the present invention.

Fig. 3 is a schematic diagram of the rear view structure of the present invention.

Fig. 4 is a schematic structural view of the roller cleaning member of the present invention.

FIG. 5 is a schematic structural view of a formal diagram of the roller cleaning member of the present invention.

The labels in the figure are:

1-a rack, 100-a first cold roll, 101-a second cold roll, 2-an elastic pressure relief mechanism, 20-a mounting seat, 21-a guide sliding rod, 22-a first spring, 23-a counterweight block mounting seat, 3-a roll cleaning mechanism, 30-a main body, 31-a knife hole, 32-a closable sewage discharge outlet, 33-a scraper, 34-a guide part, 35-a foreign matter groove, 4-a cleaning piece, 40-a rotating ring, 41-an operating rod, 410-a lower rod, 411-an upper rod, 412-a connecting rod, 413-a second spring and 42-a dredging rod.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present application, it is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. For convenience of description, the dimensions of the various features shown in the drawings are not necessarily drawn to scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/", and generally means that the former and latter related objects are in an "or" relationship.

It should be noted that in the description of the present application, the orientation or positional relationship indicated by the terms such as "front, back, up, down, left, right", "lateral, vertical, horizontal" and "top, bottom" and the like are generally based on the orientation or positional relationship shown in the drawings for convenience of description and simplicity of description only, and in the case of not making a reverse description, these orientation terms do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

It should be noted that, in the present application, 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. Without further limitation, an element defined by the phrases "comprising a component of' 8230; \8230;" does not exclude the presence of another like element in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

Example 1:

the embodiment of the application provides a cold rolling mill, includes: the device comprises a frame 1, wherein a first cold roll 100 and a second cold roll 101 are arranged on the frame 1;

further comprising: the elastic pressure relief mechanism 2 is arranged on the frame 1 and used for relieving the surface pressure of the cold roll; the roller cleaning mechanism 3 is arranged on the frame 1 and used for cleaning the surface of the cold roll;

wherein, first cold roll 100 movable mounting just can follow vertical direction lift and move on frame 1.

Furthermore, the frame 1 is a conventional cold rolling mill frame 1 used in the prior art, the second cold rolling roll 101 is mounted on the frame 1 in a conventional manner in the art, for example, by being connected to the frame 1 through a mounting block, both the first cold rolling roll 100 and the second cold rolling roll 101 can be driven by a cold rolling roll driving manner in the prior art, and the first cold rolling roll 100 and the second cold rolling roll 101 are respectively provided with a roll cleaning mechanism 3.

In this embodiment, the in-process of cold rolling mill in production cold-rolled sheet, elasticity pressure relief mechanism 2 can in time unload the pressure on cold-rolled sheet surface when the cold-rolled roll meets the great position of cold-rolled sheet density to prevent that the cold-rolled roll from because of the phenomenon that the too big appearance of pressure damaged, roller clearance mechanism 3 can keep the cleanness on cold-rolled sheet surface, prevent that the foreign matter from causing the vestige to the cold-rolled sheet surface, for prior art, the utility model provides high cold rolling mill's life and the cold rolling quality of cold-rolled sheet.

Example 2:

the present embodiment provides a cold rolling mill, which includes the technical features of the foregoing embodiment, and the elastic pressure relief mechanism 2 further includes: the mounting seat 20 is arranged on the rack 1 and can move up and down along the vertical direction; the guide slide bar 21 is vertically arranged and is in sliding connection with the rack 1; the first spring 22, the first spring 22 is set up on the guide slide bar 21; the counterweight block mounting seat 23 is arranged at the upper end of the guide sliding rod 21, and counterweight blocks with different specifications can be mounted on the counterweight block mounting seat 23;

wherein, the first cold roll 100 is rotatably installed on the installation base 20, and the lower end of the guide slide bar 21 is connected with the installation base 20.

Moreover, the mount pad can adopt conventional mode and frame 1 sliding connection, if spout and slider cooperation or slide rail and slider cooperation, the slide opening has been seted up to the upper end of frame 1, behind the lower extreme and the mount pad fixed connection of direction slide bar 21, the vertical upwards extension of the upper end of direction slide bar 21 passes the slide opening, balancing weight mount pad 23 is connected with direction slide bar 21 upper end, first spring 22 is located between balancing weight mount pad 23 and the frame 1 upper surface, the guide bar can be installed to the below of balancing weight mount pad 23, guide bar and frame 1 sliding connection are used for further leading, and, first cold-rolling roller 100 can adopt the transmission connected mode of cardan shaft in order to guarantee elasticity release mechanism 2 steady operation with current drive arrangement.

In this embodiment, when first cold roll 100 runs into the great position of density on the cold rolling sheet, first cold roll 100 rebound under the effect of pressure, it rises along vertical direction to drive the mount pad, thereby uninstall the pressure on first cold roll 100, prevent that first cold roll 100 and second cold roll 101 from appearing the phenomenon of damaging because of pressure is too big, first spring 22 can reduce the vibrations that the uninstallation pressure in-process produced, can adjust the balancing weight specification on the balancing weight mount pad 23 according to the actual production needs simultaneously, guarantee the cold rolling effect of different specification cold rolling sheets, for prior art, the utility model provides the life of cold rolling mill is prolonged.

Example 3:

the present embodiment provides a cold rolling mill, which includes the technical features of the above embodiment, and the roll cleaning mechanism 3 further includes: the main body 30 is provided with a knife hole 31, the main body 30 is hollow, and the bottom of the main body 30 is provided with a closable sewage outlet 32; the scraper 33 is inserted in the cutter hole 31 and used for collecting foreign matters on the surface of the cold roll; a guide portion 34, the guide portion 34 being disposed at one side of the knife hole 31 and integrally formed with the main body 30, the guide portion 34 being provided with a foreign matter groove 35, the foreign matter groove 35 communicating with the inside of the main body 30;

wherein, main part 30 fixed mounting is in frame 1, and the sharp-edged tip of scraper 33 just does not influence the cold roll rotation with the surface contact of cold roll, scraper 33 and main part 30 fixed connection.

Also, the scraper 33 may scrape off foreign substances on the surface of the cold roll, the guide portion 34 may collect the foreign substances scraped off by the scraper 33 into the foreign substance groove 35, a leak hole communicating with the inside of the main body 30 is opened in the foreign substance groove 35 so that the foreign substances are concentrated into the inside of the main body 30 through the leak hole, the main body 30 is formed with a blade hole 31 so that the scraper 33 can be inserted, the blade hole 31 formed in the main body 30 is formed to be elongated in the length direction of the main body 30 and preferably formed in a "groove" shape, the scraper 33 is inserted into the blade hole 31, one end of the scraper 33 protrudes from the blade hole 31 of the main body 30 to contact the surface of the cold roll, the scraper 33 is formed to be long in the axial direction of the cold roll so as to be capable of contacting the surface of the cold roll, and the blade hole 31 is also formed to be long in the axial direction of the cold roll so that the scraper 33 can be inserted.

In this embodiment, first cold roll 100 and second cold roll 101 are at the rotation in-process, and scraper 33 can be along with the rotation of cold roll scrapes its surface adnexed foreign matter down, and the foreign matter is scraped the back and is removed to guide portion 34 along scraper 33 surface under the effect of gravity to be collected in the foreign matter groove 35 of guide portion 34, the foreign matter is concentrated to inside the main part 30 through foreign matter groove 35, can open finally and to close the foreign matter clearance that drain 32 will add up, for prior art, the utility model discloses can effectively keep the cleanness on first cold roll 100 and second cold roll 101 surface, prevent that the foreign matter from causing the phenomenon of vestige to the cold rolled sheet surface, improved the cold rolling quality of cold rolled sheet.

Example 4:

the embodiment provides a cold rolling mill, besides including the technical scheme of the above embodiment, also has the following technical features, and further includes: a cleaning member 4, the cleaning member 4 being used for cleaning the foreign matter groove 35 of the guide part 34, the cleaning member 4 being provided on the main body 30.

The cleaning member 4 further includes: a rotation ring 40, the rotation ring 40 being rotatably coupled to one side of the main body 30; an operation lever 41, the operation lever 41 being provided on an outer peripheral surface of the rotating ring 40; and a dredging rod 42, wherein the dredging rod 42 is connected with the operating rod 41 and can move to the upper part of the guide part 34 along with the rotation of the rotating ring 40.

The operation lever 41 further includes: the lower rod 410, the lower rod 410 is fixedly connected with the rotating ring 40; an upper rod 411, wherein the upper rod 411 is connected with the lower rod 410 through a connecting rod 412; a second spring 413, wherein the second spring 413 is sleeved on the connecting rod 412;

wherein, the connecting rod 412 is connected with the upper rod 411 in an inserting way, and the dredging rod 42 is connected with one side of the upper rod 411 close to the scraper 33.

Further, an operation lever 41 is protruded at one side of an outer circumferential surface of the rotary ring 40, a dredging lever is connected to the operation lever 41, the dredging lever is rotated by the rotation of the rotary ring 40, the operation lever 41 includes a lower lever, an upper lever 411, a connecting lever, and a spring, one end of the lower lever is fixedly connected to one side of the rotary ring 40, the upper lever 411 is spaced apart from the lower lever, and one end of the dredging lever is connected to the upper lever 411 through the supporting lever, the other end of the lower lever and the other end of the upper lever 411 are connected through the connecting lever, and the diameter of the connecting lever is smaller than the diameters of the upper lever 411 and the lower lever, one end of the connecting lever is insertable into the upper lever 411, the upper lever 411 is movable in an axial direction of the connecting lever, and further, a second spring is fitted over the outer circumferential surface of the connecting lever, and both ends of the second spring are fixedly coupled to one side of the upper lever 411 and the lower lever, respectively, and further, the supporting lever is preferably formed to be elongated in an axial direction with respect to the cold roll in a length direction of the body 30, and a plurality of the dredging levers are protruded at equal intervals to the outer circumference of the supporting lever.

In this embodiment, manual drive swivel 40 rotates, action bars 41 moves and drives the top that dredging rod removed to guide 34 along with swivel 40's rotation, after dredging rod removed to guide 34's top, push down and move upper boom 411, thereby drive dredging rod downstream, dredging rod downstream and insert in guide 34's foreign matter groove 35, dredge the clearance to the position of foreign matter groove 35 and the inside intercommunication of main part 30, prevent that it from appearing the phenomenon of jam, loosen upper boom 411 after the clearance, the second spring resets and drives upper boom 411 and reset, the action bars 41 that rotates swivel 40 at last and make leaves guide 34's top, for prior art, the utility model discloses can prevent that guide 34 from blockking up and leading to roller clearance mechanism 33 to appear the phenomenon of inefficacy, improved roller clearance mechanism 33's operating stability.

While the embodiments of the present application have been described in connection with the drawings, the embodiments and features of the embodiments of the present application can be combined with each other without conflict, and the present application is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present application and the claims.

Claims

1. A cold rolling mill comprising:

the device comprises a rack (1), wherein a first cold roll (100) and a second cold roll (101) are arranged on the rack (1);

it is characterized by also comprising:

the elastic pressure relief mechanism (2) is arranged on the rack (1) and used for unloading the surface pressure of the cold roll;

the roll cleaning mechanism (3) is arranged on the rack (1) and used for cleaning the surface of the cold roll;

the first cold roll (100) is movably mounted on the frame (1) and can move up and down along the vertical direction.

2. A cold-rolling mill according to claim 1, characterized in that the elastic pressure relief mechanism (2) further comprises:

the mounting seat (20) is arranged on the rack (1) and can move up and down along the vertical direction;

the guide sliding rod (21), the said guide sliding rod (21) sets up vertically and connects with framework (1) slidably;

the first spring (22), the said first spring (22) is fitted over and led on the slide bar (21);

the counterweight block mounting seat (23) is arranged at the upper end of the guide sliding rod (21), and counterweight blocks with different specifications can be mounted on the counterweight block mounting seat (23);

the first cold roll (100) is rotatably installed on the installation seat (20), and the lower end of the guide sliding rod (21) is connected with the installation seat (20).

3. A cold-rolling mill according to claim 1, characterized in that the roll cleaning mechanism (3) further comprises:

the device comprises a main body (30), wherein a knife hole (31) is formed in the main body (30), the main body (30) is hollow, and a drain outlet (32) capable of being closed is formed in the bottom of the main body (30);

the scraper (33) is inserted in the scraper hole (31) and used for collecting foreign matters on the surface of the cold roll;

the guide part (34) is arranged on one side of the cutter hole (31) and is integrally formed with the main body (30), a foreign matter groove (35) is formed in the guide part (34), and the foreign matter groove (35) is communicated with the interior of the main body (30);

wherein, main part (30) fixed mounting is in frame (1), the cutting edge of a knife or a sword end of scraper (33) just does not influence the cold roll rotation with the surface contact of cold roll, scraper (33) and main part (30) fixed connection.

4. The cold-rolling mill of claim 3, further comprising:

a cleaning member (4), the cleaning member (4) being used for cleaning a foreign matter groove (35) of the guide portion (34), the cleaning member (4) being provided on the main body (30).

5. A cold-rolling mill according to claim 4, characterized in that the cleaning member (4) further comprises:

a rotating ring (40), wherein the rotating ring (40) is rotatably connected to one side of the main body (30);

an operating lever (41), the operating lever (41) being provided on an outer peripheral surface of the rotating ring (40);

and the dredging rod (42) is connected with the operating rod (41) and can move to the upper part of the guide part (34) along with the rotation of the rotating ring (40).

6. A cold-rolling mill according to claim 5, characterized in that the operating bar (41) further comprises:

the lower rod (410), the said lower rod (410) is fixedly connected with rotating ring (40);

an upper rod (411), the upper rod (411) being connected with the lower rod (410) through a connecting rod (412);

the second spring (413), the said second spring (413) is set up on the tie rod (412);

wherein, the connecting rod (412) is connected with the upper rod (411) in an inserting way, and the dredging rod (42) is connected with one side of the upper rod (411) close to the scraper (33).