CN219771585U - Hoisting tool for replacing inner bending roller convex block of rolling mill - Google Patents
Hoisting tool for replacing inner bending roller convex block of rolling mill Download PDFInfo
- Publication number
- CN219771585U CN219771585U CN202321224318.9U CN202321224318U CN219771585U CN 219771585 U CN219771585 U CN 219771585U CN 202321224318 U CN202321224318 U CN 202321224318U CN 219771585 U CN219771585 U CN 219771585U
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- CN
- China
- Prior art keywords
- cantilever
- lifting
- rolling mill
- revolving body
- bottom plate
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- 238000005096 rolling process Methods 0.000 title claims abstract description 25
- 238000005452 bending Methods 0.000 title claims description 13
- 238000004804 winding Methods 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 238000013000 roll bending Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 230000002950 deficient Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
Abstract
The utility model discloses a hoisting tool for replacing a curved roller lug in a rolling mill, wherein a traveling wheel set is arranged on the bottom surface of a bottom plate of the tool, a revolving body is arranged on the surface of the bottom plate and is positioned on one side of the bottom plate, a lifting upright is vertically arranged on the revolving body, the tail end of a cantilever is hinged to the top end of the lifting upright, two ends of a single lifting cylinder are respectively hinged to the bottom end of the lifting upright and the middle part of the bottom surface of the cantilever, a balancing weight is arranged on the revolving body and is positioned on the rear side of the tail end of the cantilever, a winding drum is arranged on the top surface of the balancing weight, a lifting hook pulley block is arranged on the top surface and the front end of the cantilever, a steel wire rope is arranged on the lifting hook pulley block, the tail end of the lifting hook pulley block is connected with the winding drum, and the front end of the lifting hook is connected with the front end of the cantilever. The tool overcomes the defect that the traditional roller lug hoisting operation in the rolling mill is defective, the hoisting and lightering of the roller lug is conveniently realized, manpower and material resources are saved, the operation efficiency is improved, the safety of operators and equipment is ensured, and potential safety hazards are avoided.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment hoisting, in particular to a hoisting tool for replacing a roll bending lug in a rolling mill.
Background
In the hoisting operation process of the internal line mechanical equipment of the rolling mill, as the roller bending convex blocks are large and heavy, the normal hoisting operation needs to be carried out by erecting a scaffold, hanging eight 2T hoists to hold and reject the rolling mill, and then hoisting the equipment away from the rolling line by a travelling crane. Therefore, great manpower and material resources are required to be consumed, the field operation difficulty is high, the hoisting operation efficiency is low, and certain potential safety hazards exist.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide a hoisting tool for replacing the inner roll bending lug of the rolling mill, which overcomes the defect that the traditional inner roll bending lug hoisting operation of the rolling mill is defective, is convenient to realize hoisting and lightering of the roll bending lug, saves manpower and material resources, improves the operation efficiency, ensures the safety of operators and equipment, and avoids potential safety hazards.
In order to solve the technical problems, the hoisting tool for replacing the inner roll bending lug of the rolling mill comprises a bottom plate, a revolving body, a lifting upright post, a cantilever, a single lifting cylinder, a winding drum, a lifting hook pulley block, a steel wire rope and a balancing weight, wherein the bottom surface of the bottom plate is provided with a traveling pulley group, the revolving body is arranged on the surface of the bottom plate and positioned on one side of the bottom plate, the lifting upright post is vertically arranged on the revolving body, the tail end of the cantilever is hinged to the top end of the lifting upright post, two ends of the single lifting cylinder are respectively hinged to the bottom end of the lifting upright post and the middle part of the bottom surface of the cantilever, the balancing weight is arranged on the revolving body and positioned at the rear side of the tail end of the cantilever, the winding drum is arranged on the top surface of the balancing weight, the lifting hook pulley block is arranged on the top surface of the cantilever and the front end of the lifting hook, and the tail end of the steel wire rope is connected with the lifting hook arranged at the front end of the winding drum.
Further, the top surface of the tail end of the cantilever is provided with a connecting rod, the connecting rod extends out of the lifting upright post and is positioned above the winding drum, the free end of the connecting rod is provided with a pulley, and the steel wire rope is connected with the lifting hook at the front end of the cantilever through the pulley at the free end of the connecting rod.
Further, a soft start motor is arranged on the bottom surface of the bottom plate, and the soft start motor drives the traveling wheel set to rotate through a reduction gearbox.
Further, the revolving body is arranged on the bottom plate through a slewing bearing, and is provided with a revolving motor and drives the revolving body to rotate 360 degrees.
Further, the winding drum is provided with a winding motor, and the winding motor drives the winding drum to rotate to wind and unwind the steel wire rope.
The lifting tool for replacing the inner bending roller lug of the rolling mill adopts the technical scheme that the walking wheel set is arranged on the bottom surface of the bottom plate of the tool, the revolving body is arranged on the surface of the bottom plate and is positioned on one side of the bottom plate, the lifting upright is vertically arranged on the revolving body, the tail end of the cantilever is hinged to the top end of the lifting upright, two ends of the single lifting cylinder are respectively hinged to the bottom end of the lifting upright and the middle part of the bottom surface of the cantilever, the balancing weight is arranged on the revolving body and is positioned on the rear side of the tail end of the cantilever, the winding drum is arranged on the top surface of the balancing weight, the lifting hook pulley block is arranged on the top surface and the front end of the cantilever, the steel wire rope is arranged on the lifting hook pulley block, the tail end of the steel wire rope is connected with the winding drum, and the front end of the steel wire rope is connected with the lifting hook positioned at the front end of the cantilever. The tool overcomes the defect that the traditional roller lug hoisting operation in the rolling mill is defective, the hoisting and lightering of the roller lug is conveniently realized, manpower and material resources are saved, the operation efficiency is improved, the safety of operators and equipment is ensured, and potential safety hazards are avoided.
Drawings
The utility model is described in further detail below with reference to the attached drawings and embodiments:
fig. 1 is a schematic view of a hoisting tool for replacing a roll bending lug in a rolling mill.
Detailed Description
The lifting tool for replacing the inner roll bending lug of the rolling mill comprises a bottom plate 1, a revolving body 2, a lifting upright post 3, a cantilever 4, a single lifting cylinder 5, a winding drum 6, a lifting hook pulley block 7, a steel wire rope 8 and a balancing weight 9, wherein a traveling wheel set 11 is arranged on the bottom surface of the bottom plate 1, the revolving body 2 is arranged on one side of the bottom plate 1, the lifting upright post 3 is vertically arranged on the revolving body 2, the tail end of the cantilever 4 is hinged to the top end of the lifting upright post 3, two ends of the single lifting cylinder 5 are respectively hinged to the bottom end of the lifting upright post 3 and the middle of the bottom surface of the cantilever 4, the balancing weight 9 is arranged on the revolving body 2 and is positioned on the rear side of the tail end of the cantilever 4, the winding drum 6 is arranged on the top surface of the balancing weight 9, the lifting hook pulley block 7 is arranged on the top surface and the front end of the cantilever 4, the steel wire rope 8 is arranged on the lifting hook pulley block 7, the tail end of the winding drum 6 is connected with the lifting hook 71, and the front end of the winding drum 6 is connected with the lifting hook 71 positioned at the front end of the cantilever 4.
Preferably, a connecting rod 41 is arranged on the top surface of the tail end of the cantilever 4, the connecting rod 41 extends out of the lifting upright 3 and is positioned above the winding drum 6, a pulley 72 is arranged at the free end of the connecting rod 41, and the steel wire rope 8 is connected with a lifting hook 71 at the front end of the cantilever 4 through the pulley 72 at the free end of the connecting rod 41.
Preferably, a soft start motor is arranged on the bottom surface of the bottom plate 1, and the soft start motor drives the running wheel set 11 to rotate through a reduction gearbox.
Preferably, the revolving body 2 is provided on the base plate 1 through a slewing bearing, and the revolving body 2 is provided with a revolving motor 21 and drives the revolving body to rotate 360 degrees.
Preferably, the winding drum 6 is provided with a winding motor 61, and the winding motor 61 drives the winding drum 6 to rotate to wind and unwind the steel wire rope 8.
The tool can be used for mechanically hoisting the medium-and-small-sized mechanical equipment in an environment where the on-site crane cannot hoist, and can be used for loading or removing the mechanical equipment into or from a rolling mill without manual lighters.
When the hoisting operation of the inner roller bending lug of the rolling mill is carried out, the tool is moved to the position of the gate of the rolling mill through the travelling wheel set on the bottom surface of the bottom plate, the lifting upright post is firstly lifted to the position above the top of the roller bending lug, the roller bending lug is locked on the lifting hook at the front end of the cantilever through the steel wire rope, the shackle, the lifting ring and the like, and the roller bending lug is hoisted through the winding drum, the steel wire rope and the lifting hook pulley block. Afterwards, the tooling is moved backwards, so that the roller bending lug is lifted out of the rolling mill, the roller bending lug is placed on the other side of the surface of the bottom plate by driving the revolving body, and the roller bending lug can be transferred to a peripheral placement site by a traveling wheel set on the bottom surface of the bottom plate. During the period, the single lifting cylinder can not only support the cantilever to a certain extent, but also drive the cantilever to swing to a certain extent so as to meet the position requirement of a lifting point and facilitate the lifting operation of the roller bending lug.
The tool can be provided with a corresponding electric control system, and comprises an electric control unit such as a remote controller, a receiver, a controller, a frequency converter, an overload limiter and the like, wherein the remote controller transmits an instruction, and the controller executes various functions such as bottom plate walking, upright column lifting, cantilever amplitude variation, revolving body revolving, reel revolving and the like after receiving the instruction.
Through using this frock, utilize hoist and mount lift and bottom plate walking function, can be quick, steady, safe go out the rolling mill with curved roller lug handling, avoid a great deal of potential safety hazards in the artifical transfer in the past, when improving the operating efficiency, reduce artifical input to reduce the safe risk of operation in-process, ensure that hoist and mount operation quality is controlled.
Claims (5)
1. A hoist and mount frock that is used for rolling mill inner bending roller lug to change, its characterized in that: the tool comprises a bottom plate, a revolving body, a lifting upright post, a cantilever, a single lifting cylinder, a winding drum, a lifting hook pulley block, a steel wire rope and a balancing weight, wherein a walking wheel set is arranged on the bottom surface of the bottom plate, the revolving body is arranged on one side of the bottom plate, the lifting upright post is vertically arranged on the revolving body, the tail end of the cantilever is hinged to the top end of the lifting upright post, two ends of the single lifting cylinder are respectively hinged to the bottom end of the lifting upright post and the middle part of the bottom surface of the cantilever, the balancing weight is arranged on the revolving body and is positioned on the rear side of the tail end of the cantilever, the winding drum is arranged on the top surface of the balancing weight, the lifting hook pulley block is arranged on the top surface and the front end of the cantilever, and the steel wire rope is arranged on the lifting hook pulley block and is connected with the winding drum and the front end to be connected with a lifting hook positioned on the front end of the cantilever.
2. The hoisting tool for replacing a roll bending lug in a rolling mill according to claim 1, wherein: the top surface of the tail end of the cantilever is provided with a connecting rod, the connecting rod extends out of the lifting upright post and is positioned above the winding drum, the free end of the connecting rod is provided with a pulley, and the steel wire rope is connected with the lifting hook at the front end of the cantilever through the pulley at the free end of the connecting rod.
3. The hoisting tool for replacing a roll bending lug in a rolling mill according to claim 1 or 2, wherein: the bottom surface of the bottom plate is provided with a soft start motor, and the soft start motor drives the traveling wheel set to rotate through a reduction gearbox.
4. The hoisting tool for replacing a roll bending lug in a rolling mill according to claim 3, wherein: the revolving body is arranged on the bottom plate through a slewing bearing, is provided with a revolving motor and drives the revolving body to rotate 360 degrees.
5. The hoisting tool for replacing a roll bending lug in a rolling mill according to claim 3, wherein: the winding drum is provided with a winding motor, and the winding motor drives the winding drum to rotate to retract and release the steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321224318.9U CN219771585U (en) | 2023-05-19 | 2023-05-19 | Hoisting tool for replacing inner bending roller convex block of rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321224318.9U CN219771585U (en) | 2023-05-19 | 2023-05-19 | Hoisting tool for replacing inner bending roller convex block of rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219771585U true CN219771585U (en) | 2023-09-29 |
Family
ID=88136361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321224318.9U Active CN219771585U (en) | 2023-05-19 | 2023-05-19 | Hoisting tool for replacing inner bending roller convex block of rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219771585U (en) |
-
2023
- 2023-05-19 CN CN202321224318.9U patent/CN219771585U/en active Active
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