CN216613825U - Rolling mill presses pneumatic cylinder on and changes device - Google Patents
Rolling mill presses pneumatic cylinder on and changes device Download PDFInfo
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- CN216613825U CN216613825U CN202122236001.4U CN202122236001U CN216613825U CN 216613825 U CN216613825 U CN 216613825U CN 202122236001 U CN202122236001 U CN 202122236001U CN 216613825 U CN216613825 U CN 216613825U
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- 238000005096 rolling process Methods 0.000 title claims abstract description 69
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000003825 pressing Methods 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005097 cold rolling Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a rolling mill hydraulic cylinder pressing replacing device, which comprises a walking component and a hoisting component, wherein the walking component comprises a supporting plate, a walking driving component and a walking wheel driven by the walking driving component; the hoisting assembly comprises a hoisting frame, a hanging part and a hoisting driving assembly, the hoisting frame is arranged on the supporting plate, a cantilever is arranged at the upper end of the hoisting frame, the hanging part is arranged on the cantilever, the hoisting driving assembly is connected with the hoisting frame or the hanging part, the position of the hanging part in the height direction is adjusted, the hydraulic cylinder is hoisted or lowered and is automatically replaced by a hydraulic cylinder replacing device pressed by a rolling mill, manual intervention is not needed, the labor consumption of the large hydraulic cylinder in the internal dismounting and transportation of the rolling mill is reduced, and meanwhile, the replacement safety of the hydraulic cylinder is improved.
Description
Technical Field
The utility model relates to the technical field of auxiliary equipment of rolling mills, in particular to a replacing device of a pressing hydraulic cylinder of a rolling mill.
Background
Go up the pneumatic cylinder as the inside important part of rolling mill, direct restriction product quality and the continuity of producing the line production, large-scale maintenance all can change the maintenance operation to it every year, because it is located the inside below of rolling mill and dead weight and reach 8 tons more to press the pneumatic cylinder body, simultaneously rolling mill inner structure is compact and top memorial archway be totally enclosed, can't carry out direct hoist and mount transportation operation at the inside normal use overhead traveling crane hoisting equipment of rolling mill, can only be through changing the roller track as balanced hoisting point with the help of the inside middle roller of going up of rolling mill, transport repeatedly with the help of the chain block, this process needs a large amount of manpowers to constantly carry out fixing repeatedly and shifting of chain block, consume a large amount of maintenance time, it also has very big potential safety hazard to shift simultaneously.
In conclusion, in the prior art, the hydraulic cylinder is complex to disassemble and assemble, a large amount of manpower and material resources are consumed, and certain potential safety hazards exist in the hydraulic cylinder replacement process.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a replacing device for a pressing hydraulic cylinder of a rolling mill, which reduces the labor consumption of dismounting and transporting large parts and improves the safety of replacing work.
The technical scheme adopted for realizing the purpose of the utility model is that the rolling mill pressing hydraulic cylinder replacing device comprises a walking component and a hoisting component, wherein the walking component comprises a supporting plate, a walking driving component and a walking wheel driven by the walking driving component, the walking wheel and the walking driving component are both arranged on the supporting plate, a supporting position for supporting the hydraulic cylinder is arranged on the supporting plate, and the supporting position and the walking driving component are respectively arranged at two ends of the supporting plate; the hoisting assembly comprises a hoisting frame, a hanging piece and a hoisting driving assembly, the hoisting frame is arranged on the supporting plate, a cantilever is arranged at the upper end of the hoisting frame, the hanging piece is arranged on the cantilever, and the hoisting driving assembly is connected with the hoisting frame or the hanging piece to adjust the height of the hanging piece.
Further, a base is arranged on the lifting frame, and the lifting frame is detachably arranged on the supporting plate through the base.
Furthermore, the hoisting assembly further comprises an oblique arm beam, and two ends of the oblique arm beam are respectively connected with the hoisting frame and the cantilever.
Further, hoist and mount drive assembly is electronic chain block, the tip of cantilever still is provided with the fixed pulley, electronic chain block is around establishing on the fixed pulley, just electronic chain block with the suspension part is connected.
Further, the hoisting driving assembly is a lifting mechanism, and the lifting mechanism is connected with the supporting plate and/or the hoisting frame.
Further, the walking wheel includes that the interval sets up the driving wheel pair and at least a set of driven wheel pair of backup pad bottom, the walking drive assembly connects the pivot of driving wheel pair.
Further, the walking assembly comprises at least two groups of driven wheel pairs, and the driving wheel pair is arranged between two groups of driven wheel pairs.
Further, the walking drive assembly comprises a drive motor, a chain, a drive sprocket and a driven sprocket, wherein the drive sprocket is arranged at the end part of the drive motor and connected with the output shaft of the drive motor, the driven sprocket is arranged at the end part of the drive wheel pair and connected with the rotating shaft of the drive wheel pair, and the drive sprocket and the driven sprocket are connected through the chain.
Furthermore, a through hole is formed in the supporting plate, the through hole forms the supporting position, and the through hole and the walking driving assembly are close to two ends of the supporting plate respectively.
Furthermore, the through hole is formed in the end portion of the supporting plate, the through hole is a U-shaped opening, the rolling mill pressing hydraulic cylinder replacing device further comprises a connecting plate, and two ends of the connecting plate are respectively arranged on the supporting plate on two sides of the U-shaped opening.
According to the technical scheme, the replacing device of the hydraulic cylinder on the rolling mill comprises a walking assembly and a hoisting assembly, wherein the walking assembly comprises a supporting plate, a walking driving assembly and a walking wheel driven by the walking driving assembly, the walking wheel and the walking driving assembly are arranged on the supporting plate to form a structure of a movable trolley, and the replacing device of the hydraulic cylinder on the rolling mill is driven to move between a standby position and a working position in a transferring manner. Be provided with the support position that is used for the bearing pneumatic cylinder in the backup pad, and support position and walking drive assembly and set up respectively at the both ends of backup pad, because press pneumatic cylinder self weight greatly, for the balance of guaranteeing equipment after placing the pneumatic cylinder, place the effect of back walking drive assembly drive and counter weight simultaneously in the backup pad at the pneumatic cylinder for need not establish in addition the counterweight and guarantee walking assembly's stability, satisfy the compact operating mode of rolling mill inner space. The hoisting assembly comprises a hoisting frame, a hanging part and a hoisting driving assembly, the hoisting frame is arranged on the supporting plate, a cantilever is arranged at the upper end of the hoisting frame, the hanging part for adjusting and transporting the hydraulic cylinder is arranged on the cantilever, the space utilization rate of the hoisting assembly is improved, the hoisting driving assembly is connected with the hoisting frame or the hanging part, the height (the position in the height direction) of the hanging part is adjusted, the hydraulic cylinder is pressed to be carried in the height direction, and the dismounting and transferring are completed.
Compared with the prior art, the replacing device of the hydraulic cylinder on the rolling mill is particularly suitable for quick and safe disassembly and assembly of a large hydraulic cylinder of a cold rolling mill pressing system, the walking assembly and the hoisting assembly are compact in structure and meet the working condition that the internal space of the rolling mill is compact, the height position of a hanging piece is controlled and adjusted through the hoisting driving assembly, the lifting or the lowering of equipment is automatically completed by the replacing device of the hydraulic cylinder on the rolling mill, manual intervention is not needed, the hydraulic cylinder on the rolling mill is transversely moved from the inside of the rolling mill to the outside through the walking assembly by means of an original track inside the rolling mill, the labor consumption of disassembly, assembly and transportation of the large hydraulic cylinder inside the rolling mill is reduced, and meanwhile, the replacing safety of the hydraulic cylinder is improved.
Drawings
Fig. 1 is a schematic structural diagram of a rolling mill pressing hydraulic cylinder replacing device provided in an embodiment of the present invention;
fig. 2 is a top view structural view of the rolling mill charging hydraulic cylinder exchanging apparatus of fig. 1.
Description of the drawings: 1-a walking component, 11-a supporting plate, 12-a driving wheel pair, 13-a driven wheel pair, 14-a U-shaped hole, 15-a connecting plate and 16-a protruding part; 2-a walking driving component, 21-a driving motor, 22-a chain, 23-a driving chain wheel and 24-a driven chain wheel; 3-hoisting component, 31-hoisting frame, 32-cantilever, 33-suspension member, 34-oblique arm beam, 35-electric chain block, 36-fixed pulley and 37-base.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
In order to solve the technical problems that in the prior art, large parts are complex to disassemble and assemble, a large amount of manpower and material resources are consumed, and certain potential safety hazards exist, the utility model provides a replacing device for a hydraulic cylinder on a rolling mill, which reduces the manpower consumption for disassembling and assembling the large parts and transporting the large parts, and improves the safety of replacing work. The following describes the content of the present invention in detail by an embodiment, taking the case of dismounting a large hydraulic cylinder of a pressing system of a cold rolling mill as an example:
as shown in fig. 1-2, the replacing device for the hydraulic cylinder on the rolling mill provided by the utility model comprises a walking component 1 and a hoisting component 3, wherein the walking component 1 comprises a supporting plate 11, a walking driving component 2 and a walking wheel driven by the walking driving component 2, the walking wheel and the walking driving component 2 are both arranged on the supporting plate 11 to form a structure of a moving trolley, and the replacing device for the hydraulic cylinder on the rolling mill is driven to move between a standby position and a working position. Be provided with the support position that is used for the bearing pneumatic cylinder in the backup pad 11, and support position and walking drive assembly 2 and set up respectively at the both ends of backup pad 11, because it is big to press pneumatic cylinder self weight, for the balance of guaranteeing equipment after placing the pneumatic cylinder, walking drive assembly 2 plays the effect of drive and counter weight simultaneously after the pneumatic cylinder is placed in the backup pad, make and need not establish in addition the counter weight piece and guarantee walking assembly 1's stability, satisfy the compact operating mode of rolling mill inner space. The hoisting component 3 comprises a hoisting frame 31, a hoisting part 33 and a hoisting driving component, in order to ensure the hoisting process, the hydraulic cylinder is pressed to avoid collision with the hoisting frame 31, the hoisting frame 31 is arranged on the support plate 11, one end of the hoisting frame 21, which is far away from the support plate 11, is provided with a cantilever 32, the hoisting part 22 for adjusting and transporting the hydraulic cylinder is arranged on the cantilever 32, the space utilization rate of the hoisting component 3 is improved, the hoisting driving component is connected with the hoisting frame 31 or the hoisting part 33, the position of the hoisting part 33 in the height direction is adjusted, the hydraulic cylinder is conveyed in the height direction in a pressing mode, and the dismounting and transferring are completed.
In order to facilitate the rolling mill to press the hydraulic cylinder replacing device to move in the rolling mill, the lifting frame 31 provided by the utility model is provided with the base 37, the lifting frame 31 is detachably arranged on the supporting plate 11 through the base 37, and the lifting frame can be disassembled and assembled according to the field condition so as to avoid collision with other equipment. In this embodiment, the base 37 and the support plate 11 are detachably fixed by anchor bolts.
In order to enhance the strength of the cantilever 32, in this embodiment, the hoisting assembly 3 further includes an oblique beam 34, two ends of the oblique beam 34 are respectively connected to the hanger 31 and the cantilever 32, and the oblique beam is close to the end of the cantilever 32 and plays a role of supporting the cantilever 32.
The structure and arrangement connection relationship of the hoist driving assembly according to the present invention are not particularly limited as long as the height of the suspension member 33 can be adjusted. Alternatively, the lifting driving assembly is a lifting mechanism, the lifting mechanism is connected with the support plate 11 and/or the lifting frame 31, the relative position of the cantilever 32 and the lifting frame 31 is fixed, the hanging member 33 is arranged at the end part of the cantilever 32, and the lifting mechanism is used for adjusting the height of the lifting frame 31 and further adjusting the height of the hanging member 33.
The lifting mechanism is not particularly limited, and can adopt wheel worm screw transmission or hydraulic transmission.
In order to simplify the adjustment and ensure the strength of the hoisting frame, in this embodiment, the hoisting driving component is an electric chain block 35, the end of the cantilever 32 is further provided with a fixed pulley 36, the electric chain block 35 is wound on the fixed pulley 36, the electric chain block 35 is connected with the hanging piece 33, and the length of the hanging piece 33 is adjusted through the electric chain block 35.
In order to ensure smooth walking, the rolling mill pressing hydraulic cylinder replacing device provided by the utility model comprises a walking wheel, wherein the walking wheel comprises a driving wheel pair 12 and at least one group of driven wheel pairs 13 which are arranged at the bottom of a supporting plate 11 at intervals, a walking driving assembly 2 is connected with a rotating shaft of the driving wheel pair 12, and the driving wheel pair 12 rotates under the driving of the walking driving assembly 2.
The number of the driving wheel pairs 12 and the driven wheel pairs 13 is not limited, and in order to enable the walking assembly 1 to run smoothly, when the walking assembly 1 provided by the utility model comprises at least two groups of driven wheel pairs 13, the driving wheel pairs 12 are arranged between the two groups of driven wheel pairs 13, in this embodiment, the walking assembly 1 comprises five pairs of driven wheel pairs 13.
The utility model does not limit the concrete structure of the walking driving component 2, as long as the walking driving component can drive the walking wheels to move. The utility model provides a rotating shaft of an output shaft of a walking driving assembly 2 connected with a walking wheel, which comprises a driving motor 21, a chain 22, a driving chain wheel 23 and a driven chain wheel 24, wherein the driving motor 21 is arranged on a supporting plate 11, the driving chain wheel 23 is arranged at the end part of the driving motor 21 and connected with the output shaft of the driving motor 21, the driven chain wheel 24 is arranged at the end part of a driving wheel pair 12 and connected with the rotating shaft of the driving wheel pair 12, and the driving chain wheel 23 and the driven chain wheel 24 are connected through the chain 22. The present invention does not limit the driving motor 21, and preferably, in this embodiment, the driving motor 21 is a speed reducing motor.
In order to simplify the structure of the walking assembly 1, the supporting plate 11 provided by the utility model is provided with a through hole, the through hole forms a supporting position for placing a pressing hydraulic cylinder, the through hole and the walking driving assembly 2 are respectively arranged close to two ends of the supporting plate 11, and after the hydraulic cylinder is placed on the supporting plate 11, the walking driving assembly 2 plays a role of balancing weight.
The specific structure and the arrangement position of the through hole are not limited, so that the hydraulic cylinder can be conveniently pressed to hoist in the rolling mill, in the embodiment, the through hole is formed in the end portion of the support plate 11 and is a U-shaped opening, the rolling mill pressing hydraulic cylinder replacing device further comprises a connecting plate 15, two ends of the connecting plate 15 are respectively arranged on the support plate 11 on two sides of the U-shaped opening, and the connecting plate 15 is used for improving the stability and the rigidity of the mill body.
In order to prevent the driving motor 21 from being out of order, in the embodiment, the end part of the supporting plate 11 close to the traveling driving assembly 2 is provided with the protruding part 16, and the protruding part 16 is provided with a connecting hole, so that the hanging sling can drive the rolling mill to press the hydraulic cylinder replacing device and the hydraulic cylinder to move out of the interior of the rolling mill conveniently for emergency operation.
In order to ensure that the walking assembly 1 cannot move in the replacement process of parts, the replacing device of the pressing hydraulic cylinder of the rolling mill further comprises a fixed anti-skid piece, and the fixed anti-skid piece is not limited by the replacing device provided by the utility model, as long as the walking assembly 1 can be limited to move. In this embodiment, fixed antiskid is for preventing down the car fender, prevents down the car fender and pass through the bolt fastening on the track of wheel pair walking, restriction wheel pair removal.
The application of the replacing device for the hydraulic cylinder on the rolling mill improves the labor efficiency of replacing the hydraulic cylinder on the rolling mill, reduces the original 6 people 48 hours to 6 people 24 hours, simultaneously reduces the safety accident risk of personnel in hoisting operation and high-altitude operation in the rolling mill, solves the problem of difficult transportation due to narrow internal space of the rolling mill, and greatly shortens the maintenance and shutdown time.
The use method and the working principle of the pressing hydraulic cylinder replacing device of the rolling mill provided by the embodiment are as follows:
before using the rolling mill to press the pneumatic cylinder change device in, need take all inside rolls of rolling mill out earlier, then place this utility model on the track of the inside original change backing roll of rolling mill, turn on the rolling mill inside through driving motor 21 drive driving wheel pair 12 behind the switch on, stop in the position of the hoist and mount pneumatic cylinder of being convenient for, then fixed antiskid between walking wheel and track, U type open position on with pneumatic cylinder handling to backup pad 11 through electronic chain block 35 on the cantilever 32, after demolising antiskid, driving motor 21 starts and will this utility model open to the outside from the rolling mill is inside.
Through the embodiment, the utility model has the following beneficial effects or advantages:
1) compared with the prior art, the rolling mill pressing-in hydraulic cylinder replacing device provided by the utility model has the advantages that the height of a hanging piece is controlled and adjusted through the hoisting driving assembly, the hoisting or lowering of equipment is automatically completed by pressing the rolling mill pressing-in hydraulic cylinder replacing device without manual intervention, the device is suitable for various occasions, and is particularly suitable for quick and safe disassembly and assembly of a large hydraulic cylinder of a cold rolling mill pressing-in system, and the pressing-in hydraulic cylinder is moved to the outside from the inside of the rolling mill through the traveling assembly by means of an original track inside the rolling mill; the labor consumption of dismounting and transporting the large hydraulic cylinder in the rolling mill is reduced, and meanwhile, the replacement safety of the hydraulic cylinder is improved.
2) The application of the replacing device for the hydraulic cylinder on the rolling mill improves the labor efficiency of replacing the hydraulic cylinder on the rolling mill, reduces the original 6 people 48 hours to 6 people 24 hours, simultaneously reduces the safety accident risk of personnel in hoisting operation and high-altitude operation in the rolling mill, solves the problem of difficult transportation due to narrow internal space of the rolling mill, and greatly shortens the maintenance and shutdown time.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. A rolling mill hydraulic cylinder replacing device on press is characterized by comprising a walking assembly and a hoisting assembly, wherein the walking assembly comprises a supporting plate, a walking driving assembly and a walking wheel driven by the walking driving assembly, the walking wheel and the walking driving assembly are arranged on the supporting plate, a supporting position for supporting the hydraulic cylinder is arranged on the supporting plate, and the supporting position and the walking driving assembly are respectively arranged at two ends of the supporting plate; the hoisting assembly comprises a hoisting frame, a hanging piece and a hoisting driving assembly, the hoisting frame is arranged on the supporting plate, a cantilever is arranged at the upper end of the hoisting frame, the hanging piece is arranged on the cantilever, and the hoisting driving assembly is connected with the hoisting frame or the hanging piece to adjust the height of the hanging piece.
2. The rolling mill press-on hydraulic cylinder replacing device as set forth in claim 1, wherein a base is provided on the lifting frame, and the lifting frame is detachably provided on the support plate through the base.
3. The rolling mill press-on hydraulic cylinder replacing device as claimed in claim 2, wherein the hoisting assembly further comprises a diagonal beam, and two ends of the diagonal beam are respectively connected with the lifting frame and the cantilever.
4. The rolling mill hydraulic cylinder replacing device according to any one of claims 1 to 3, wherein the hoisting driving assembly is an electric chain block, the end of the cantilever is further provided with a fixed pulley, the electric chain block is wound on the fixed pulley, and the electric chain block is connected with the hanging piece.
5. The rolling mill press-on hydraulic cylinder replacing device according to claim 1, wherein the lifting drive assembly is a lifting mechanism, and the lifting mechanism is connected with the support plate and/or the lifting frame.
6. The rolling mill pressing-in hydraulic cylinder replacing device according to claim 1, wherein the walking wheel comprises a driving wheel pair and at least one group of driven wheel pairs which are arranged at the bottom of the supporting plate at intervals, and the walking driving assembly is connected with rotating shafts of the driving wheel pair.
7. The rolling mill hydraulic cylinder-on-press changing apparatus as set forth in claim 6, wherein said traveling assembly includes at least two sets of said driven wheel pairs, said driving wheel pair being disposed between two of said driven wheel pairs.
8. The rolling mill hydraulic cylinder press-on changing device as claimed in claim 6 or 7, wherein the traveling drive assembly includes a drive motor, a chain, a drive sprocket and a driven sprocket, the drive sprocket is disposed at an end of the drive motor and connected to an output shaft of the drive motor, the driven sprocket is disposed at an end of the drive pair and connected to a rotating shaft of the drive pair, and the drive sprocket and the driven sprocket are connected by the chain.
9. The rolling mill pressing-in hydraulic cylinder replacing device according to claim 1, wherein the supporting plate is provided with a through hole, the through hole forms the supporting position, and the through hole and the walking driving component are respectively close to two ends of the supporting plate.
10. The rolling mill hydraulic cylinder on-press changing apparatus as set forth in claim 9, wherein the through-hole is provided at an end portion of the support plate, the through-hole being a U-shaped opening, the rolling mill hydraulic cylinder on-press changing apparatus further comprising a connecting plate, both ends of the connecting plate being provided on the support plate on both sides of the U-shaped opening, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122236001.4U CN216613825U (en) | 2021-09-15 | 2021-09-15 | Rolling mill presses pneumatic cylinder on and changes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122236001.4U CN216613825U (en) | 2021-09-15 | 2021-09-15 | Rolling mill presses pneumatic cylinder on and changes device |
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| Publication Number | Publication Date |
|---|---|
| CN216613825U true CN216613825U (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122236001.4U Active CN216613825U (en) | 2021-09-15 | 2021-09-15 | Rolling mill presses pneumatic cylinder on and changes device |
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| CN (1) | CN216613825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115476137A (en) * | 2022-07-05 | 2022-12-16 | 常熟科弘材料科技有限公司 | Replacement method of main oil cylinder of reciprocating rolling mill |
-
2021
- 2021-09-15 CN CN202122236001.4U patent/CN216613825U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115476137A (en) * | 2022-07-05 | 2022-12-16 | 常熟科弘材料科技有限公司 | Replacement method of main oil cylinder of reciprocating rolling mill |
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Address after: 064400 No. 025 Zhao'an Street, Qian'an Economic Development Zone, Tangshan City, Hebei Province Patentee after: Shougang Zhixin Electromagnetic Materials (Qian'an) Co.,Ltd. Country or region after: China Address before: 064400 No. 025, Zhao an street, western industrial area, Qian'an, Tangshan City, Hebei Patentee before: SHOUGANG ZHIXIN QIAN'AN ELECTROMAGNETIC MATERIALS Co.,Ltd. Country or region before: China |