CN113736964A

CN113736964A - Water quenching tank equipment and roll changing device thereof

Info

Publication number: CN113736964A
Application number: CN202111056369.0A
Authority: CN
Inventors: 张波; 雷华北; 汤伟; 秦雪峰; 周三保; 郑世林; 顾发祖; 唐瑞彬; 李森虎
Original assignee: Pangang Group Xichang Steel and Vanadium Co Ltd
Current assignee: Pangang Group Xichang Steel and Vanadium Co Ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2021-12-03

Abstract

The invention discloses a roll changing device which comprises a roll changing trolley positioned on one side of a wringing roll component, wherein the roll changing trolley is provided with a roll bearing platform for bearing a wringing roll, and the bottom of the roll changing trolley is provided with a roller. When the roller changing operation is carried out, the roller changing vehicle moves to one side of the wringing roller assembly. At the moment, the bearing roller platform is aligned with the wringing platform in the wringing roller assembly, an operator moves the wringing roller to be replaced onto the bearing roller platform, and the roller changing vehicle moves the wringing roller away. Need not artifical hoist and mount in the change process, improved the efficiency of change and transportation, reduced the safe risk of change process. The invention also provides water quenching tank equipment comprising the roll changing device, wherein two ends of the drying roll in the water quenching tank equipment are arranged in the bearing block. The lower part of the bearing seat is provided with a translation pulley, and the translation pulley can facilitate the movement of the wringing roller on the wringing platform, so that the replacement efficiency of the wringing roller is further improved. The invention also provides water quenching tank equipment comprising the roll changing device and has the advantages.

Description

Water quenching tank equipment and roll changing device thereof

Technical Field

The invention relates to the technical field of cold rolling equipment, in particular to a roll changing device. The invention also relates to water quenching tank equipment comprising the roll changing device.

Background

The wringing roller is arranged in a water quenching tank behind the annealing furnace and is used for wringing out water marks on the surface of the strip steel. The working condition temperature of the station is high, and the surface water amount of the strip steel is small. The surface of the wringing roller and the surface of the strip steel are easy to generate dry friction, and particularly the edge of the strip steel is easy to cause excessive abrasion of the roller surface. When the wringing roller is worn to a certain extent, it needs to be replaced by an operator.

In the prior art, the roll changing process needs to be replaced by manual high-altitude hoisting. The roll changing operation time is too long, the average change time is 3 hours, and meanwhile, the safety cannot be guaranteed. Because the continuous annealing unit has high requirements on production stability and continuity, the replacement mode seriously restricts the production efficiency and the product quality of the unit.

Therefore, how to provide a roll changing device capable of rapidly changing the wringing roll is a technical problem which needs to be solved by the technical personnel in the field.

Disclosure of Invention

The invention aims to provide a roll changing device which receives a wringing roll through a roll changing vehicle, so that manual hoisting is not needed in the roll changing process, and the time consumption of roll changing operation is shortened. The invention also aims to provide water quenching tank equipment comprising the roll changing device.

In order to achieve the purpose, the invention provides a roll changing device which comprises a roll changing trolley positioned on one side of a wringing roll assembly, wherein the roll changing trolley is provided with a roll bearing platform for bearing a wringing roll, and the bottom of the roll changing trolley is provided with a roller.

Preferably, the roll changing trolley further comprises a roll changing track positioned on one side of the wringing roller assembly, and the roll changing trolley is arranged on the roll changing track.

Preferably, a rail bracket is further arranged below the roller changing rail.

Preferably, the roll changing track is provided with a positioning hole which is arranged along the vertical direction and used for corresponding to the roll changing position, the lower part of the roll changing trolley is provided with a locking mechanism which is used for being matched with the positioning hole, and the locking mechanism comprises a telescopic rod which can be inserted into the positioning hole.

Preferably, the number of the roll bearing platforms is 3, and the heights of the roll bearing platforms, the roll bearing platforms and the roll squeezing platforms correspond to the heights of three layers of squeezing platforms on the squeezing roll assembly respectively.

Preferably, the roll changing trolley is further provided with a lifting mechanism, and the lifting mechanism is arranged below the roll bearing platform and used for lifting the roll bearing platform to a height corresponding to the squeezing platform on the squeezing roll assembly.

The invention also provides water quenching tank equipment which comprises any one of the roll changing devices and a wringing roll assembly, wherein the wringing roll assembly comprises a plurality of layers of wringing platforms, and a wringing roll is arranged above each layer of wringing platform.

Preferably, bearing blocks are detachably mounted on two sides of the squeezing platform, a bearing hole is formed in the center of each bearing block, and two ends of the squeezing roller are mounted in the bearing holes.

Preferably, the lower part of the bearing seat is provided with a translation pulley, and the rotating shaft of the translation pulley is vertical to the axial direction of the wringing roller.

The roll changing device provided by the invention comprises a roll changing trolley positioned on one side of the wringing roll component, wherein the roll changing trolley is provided with a roll bearing platform for bearing the wringing roll, and the bottom of the roll changing trolley is provided with a roller. When the roller changing operation is carried out, the roller changing vehicle moves to one side of the wringing roller assembly. At the moment, the bearing roller platform is aligned with the wringing platform in the wringing roller assembly, an operator moves the wringing roller needing to be replaced from the wringing platform to the bearing roller platform, the roller replacing vehicle moves the wringing roller away, and a new wringing roller is moved to one side of the wringing roller assembly. And the operator can complete the replacement of the wringing roller by mounting the new wringing roller on the wringing platform. Need not artifical hoist and mount in the change process, improved the efficiency of change and transportation, reduced the safe risk of change process.

The invention also provides water quenching tank equipment comprising the roll changing device, wherein two ends of the drying roll in the water quenching tank equipment are arranged in the bearing block. The lower part of the bearing seat is provided with a translation pulley, and the translation pulley can facilitate the movement of the wringing roller on the wringing platform, so that the replacement efficiency of the wringing roller is further improved.

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 following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the roll changing device and a wringing roll device in water quenching tank equipment provided by the invention;

FIG. 2 is a front view of the wringer roller assembly of FIG. 1;

FIG. 3 is a side view of the roll changing apparatus of FIG. 1;

fig. 4 is a front view of the roll changing device of fig. 1.

Wherein the reference numerals in fig. 1 to 4 are:

the device comprises a wringing motor 1, a coupler 2, a wringing roller assembly 3, a roller changing device 4, a wringing roller 31, a bearing seat 32, a translation pulley 33, a wringing platform 34, a rail bracket 41, a roller changing rail 42, a roller bearing platform 43, a rolling wheel 44 and a locking mechanism 45.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 4, fig. 1 is a schematic structural diagram of a roll changing device and a wringing roll device in a water quenching tank apparatus provided by the present invention; FIG. 2 is a front view of the wringer roller assembly of FIG. 1; FIG. 3 is a side view of the roll changing apparatus of FIG. 1; fig. 4 is a front view of the roll changing device of fig. 1.

The roll changing device 4 provided by the invention has the structure shown in fig. 3 and 4, and comprises a roll changing trolley, wherein the bottom of the roll changing trolley is provided with rolling wheels 44. The roll changing carriage can be moved to one side of the wringing roller assembly 3 under the push of an operator or the drive of a drive mechanism. The roll changing vehicle is provided with a roll bearing platform 43, and the roll bearing platform 43 can adopt a lifting structure or a fixed height structure. After the roll changing carriage moves to one side of the wringing roller assembly 3, the roll bearing platform 43 is aligned with the wringing platform 34 in the wringing roller assembly 3. The roll platform 43 and the wringing platform 34 are now in alignment, and the wringing roll 31 is transferred to the roll platform 43 by pushing it axially. In addition, in order to prevent the wringing roller 31 from rolling on the roller bearing platform 43, the roller bearing platform 43 is also provided with a roller bearing groove. After the wringing roller 31 enters the roller bearing platform 43, the side wall of the roller bearing groove can limit the wringing roller 31, and the wringing roller is prevented from rolling off the roller bearing platform 43.

In the roll changing process, the roll changing trolley needs to be strictly aligned with the wringing roll component 3, and the injury of personnel caused by the slipping of the wringing roll 31 in the roll changing process is avoided. The roll changing device 4 further comprises a roll changing track 42, and the roll changing track 42 can extend from the storing position of the wringing roll 31 to one side of the wringing roll assembly 3. The roll changing vehicle is arranged on the roll changing track 42 and can directly move to the position connected with the wringing platform 34 along the roll changing track 42, so that the operation of adjusting the position in the axial direction of the wringing roll 31 is omitted, and the alignment efficiency is improved. In addition, in order to reduce the opposite pressure, a rail bracket 41 is arranged below the roller changing rail 42, and the rail bracket 41 can be made of square steel pipes, I-shaped steel and other materials.

Optionally, to prevent the roll changing carriage from displacing during the roll changing process, the roll changing track 42 has a positioning hole. Specifically, the position of the positioning hole corresponds to the alignment position of the roll platform 43 and the wringing platform 34. The locating hole sets up along vertical direction, and the lower part of roll changing car is equipped with locking mechanism 45. The locking mechanism 45 comprises a telescopic rod which can be inserted into the positioning hole, and when the roller changing vehicle moves in place, the telescopic rod extends out of the positioning hole and is inserted into the positioning hole. At the moment, the locking mechanism 45 and the roll changing track 42 are locked, so that the roll changing trolley is prevented from moving. Of course, the user may also use a latch, an air cylinder, or the like as the locking mechanism 45, which is not limited herein.

Optionally, in one embodiment of the present application, the wringing roller assembly 3 is provided with a triple wringing platform 34. The roll changing vehicle is provided with 3 roll bearing platforms 43 with fixed height, and the height of the 3 roll bearing platforms 43 is respectively corresponding to the height of the three-layer wringing platform 34. Of course, the user can also set 6 roll supporting platforms 43 as required, each layer of the wringing platform 34 corresponds to two roll supporting platforms 43, one roll supporting platform 43 is used for receiving the old wringing roll 31, and the other roll supporting platform 43 is used for storing the new wringing roll 31.

Alternatively, in another embodiment of the present application, the roll changing device 4 employs a roll supporting platform 43 with a lifting structure. Specifically, the roll changing trolley is further provided with a lifting mechanism, and the lifting mechanism is arranged below the roll bearing platform 43. The lifting mechanism can refer to a cylinder or a scissor fork mechanism in the prior art and the like. After the roll changing carriage is moved into position, the lifting mechanism lifts the roll bearing platform 43 to a height corresponding to the wringing platform 34. Of course, the user can also combine the fixed-height roller bearing platform 43 with the lifting structure roller bearing platform 43 according to the requirement, which is not limited herein.

In this embodiment, the roll changing device 4 includes a roll changing track 42 and a roll changing carriage that moves along the roll changing track 42 to one side of the wringer roll assembly 3. The operator then detaches the coupling 2, separates the wringing roller 31 from the wringing motor 1, and then pushes the wringing roller 31 axially to transfer it to the roll platform 43. The transferring process of the wringing roller 31 does not need hoisting operation, so that the replacement efficiency is improved, and the accident risk is reduced.

The invention also provides water quenching tank equipment which comprises any one of the roll changing devices 4. The water quenching tank device also comprises a wringing roller assembly 3, the wringing roller assembly 3 comprises a plurality of layers of wringing platforms 34, and a wringing roller 31 is arranged above each layer of wringing platform 34. One side of the wringing roller component 3 is provided with a motor support, and the wringing motor 1 is arranged in the motor support and is connected with the wringing roller 31 through a coupling 2.

Bearing seats 32 are arranged on two sides of the drying platform 34, and the bearing seats 32 are detachably connected with the drying platform 34 through a bolt connection or an insertion connection mode and the like. The bearing block 32 is provided with a bearing hole in the center, and two ends of the wringing roller 31 are connected with the bearing hole through bearings.

Optionally, for the convenience of the operator, the lower part of the bearing seat 32 is provided with a translation pulley 33, and the rotating shaft of the translation pulley 33 is perpendicular to the axial direction of the wringing roller 31. The operator pushes the wringing roller 31 axially, the translation pulley 33 replaces sliding friction through rotating friction, the friction force between the wringing roller 31 and the wringing platform 34 is reduced, and the wringing roller 31 is replaced quickly. In addition, the roller bearing platform 43 can also be arranged on the translation track corresponding to the translation pulley 33, and the translation pulley 33 rolls along the translation track, so that the risk of rolling off the wringing roller 31 is further reduced. Of course, the user can also use the side wall of the roller bearing groove as a translation track according to the requirement.

In this embodiment, the two ends of the wringing roller 31 are connected with the bearing seat 32, and the lower part of the bearing seat 32 is provided with a translation pulley 33. When the wringing roller 31 is replaced, an operator detaches the connecting piece between the bearing seat 32 and the wringing platform 34 and then pushes the wringing roller 31 along the axial direction, so that the replacement of the wringing roller 31 can be completed quickly, and the roller replacement efficiency is further improved.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The water quenching tank equipment and the roll changing device thereof provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The roll changing device is characterized by comprising a roll changing trolley positioned on one side of a wringing roll assembly (3), wherein the roll changing trolley is provided with a roll bearing platform (43) used for bearing a wringing roll (31), and the bottom of the roll changing trolley is provided with rolling wheels (44).

2. Roll changing device according to claim 1, further comprising a roll changing track (42) on one side of the wringing roll assembly (3), the roll changing carriage being arranged on the roll changing track (42).

3. A roll changing device according to claim 2, characterized in that a rail bracket (41) is also provided below the roll changing rail (42).

4. Roll changing device according to claim 2, characterized in that the roll changing track (42) has a positioning hole arranged in a vertical direction for corresponding to a roll changing position, the roll changing carriage is provided at its lower part with a locking mechanism (45) for cooperating with the positioning hole, the locking mechanism (45) comprising a telescopic rod which can be inserted into the positioning hole.

5. Roll changing device according to claim 1, characterized in that the number of the roll platform (43) is 3, the height of the three corresponds to the height of the three-layer wringing platform (34) on the wringing roll assembly (3).

6. Roll changing device according to claim 1, characterized in that a lifting mechanism is provided on the roll changing carriage, which lifting mechanism is arranged below the roll platform (43) for lifting the roll platform (43) to a height corresponding to the wiping platform (34) on the wiping roll assembly (3).

7. A water quenching tank device, characterized in that, the device comprises the roll changing device (4) of any one of claims 1 to 6, and further comprises a wringing roller assembly (3), the wringing roller assembly (3) comprises a plurality of layers of wringing platforms (34), and a wringing roller (31) is arranged above each layer of wringing platforms (34).

8. The roll changing device according to claim 7, characterized in that bearing seats (32) are detachably mounted on two sides of the wringing platform (34), a bearing hole is formed in the center of each bearing seat (32), and two ends of the wringing roller (31) are mounted in the bearing holes.

9. A roll changing device according to claim 8, characterized in that the lower part of the bearing block (32) is provided with a translation pulley (33), and the rotating shaft of the translation pulley (33) is perpendicular to the axial direction of the wringing roll (31).