CN108237503A - A kind of slab vertical miller pressure measurement screw replaces device and method - Google Patents
A kind of slab vertical miller pressure measurement screw replaces device and method Download PDFInfo
- Publication number
- CN108237503A CN108237503A CN201611216049.6A CN201611216049A CN108237503A CN 108237503 A CN108237503 A CN 108237503A CN 201611216049 A CN201611216049 A CN 201611216049A CN 108237503 A CN108237503 A CN 108237503A
- Authority
- CN
- China
- Prior art keywords
- screw
- bracket
- chain block
- chain
- posterior
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of slab vertical miller pressure measurement screws to replace device and method, it is related to the manometric technique field of metallurgical system slab vertical miller, bearing is placed including posterior bracket, connecting rod, front-end bracket, screw screw, and posterior bracket and front-end bracket are by connecting rod and connect axis pin and hold together；Front-end bracket includes lower, transverse locating piece, front-end bracket ontology, upper lateral locating piece, walking roller, chain block and hangs angle, chain block chain guide wheel, lifting lug, guide roller, guide type shoe, screw head fixed plate, chain block；Posterior bracket includes located lateral block, posterior bracket ontology, walking roller, wheel mounting base, chain block chain guide wheel, chain block and hangs angle, chain block.The present invention solves the problems, such as that edger roll screw screw and AWC oil cylinders can not be replaced, and safe and efficient, and replacement does not need to dismantle other independent components, saves the repair time, greatly reduces labor intensity.
Description
Technical field
The present invention relates to the manometric technique fields of metallurgical system slab vertical miller, are rolled more particularly to a kind of slab edger roll
Machine pressure measurement screw replaces device and method.
Background technology
Baosteel 5 m Heavy Plate Mill engineering is the maximum project of In Baosteel's Tenth Five-year plan construction, is Baogang Stocks Trading Co.
It adjusts the product mix, meets domestic market to heavy caliber oil/gas pipe line plate, high strength steel plate for ship building, high-strength building structural slab, pressure
The major action of force container plate demand.Wide and heavy plate mill has horizontal mill and vertical miller, and edger roll was rolled in broadening and finish rolling
Cheng Zhong using hydraulic pressure short stroke and AWC functions, further improves the rectangle of steel plain and rolls the width accuracy of rear steel plate, leads to
Crossing side pressure avoids steel plate both sides from folded side occur.It can be seen that whether vertical miller normally directly affects the quality of product.
Vertical miller needs to carry out replacement operation to screw screw after normal use, and especially screw abrasion is than more serious
It needs to regularly replace, also AWC oil cylinders are also mounted on screw screw, in the sealing use of AWC oil cylinders inevitably be will appear and are let out
Phenomenon is leaked, is required to periodically do replacement upkeep operation.But the screw screw of edger roll is mounted in the memorial archway of vertical miller, and length has
7 meters, driving cannot direct lifting job.
Patent CN101011708A,《The horizontal mill transmission shaft quick replacement device of front-rear back hanging vertical miller and side
Method》, the trolley that disclosing the device can relatively move by the trolley of traveling and on trolley forms, and the track of trolley is profit
With working roll changing track for roll, roller group is equipped on transmission side frame.It is quick by the carrying out horizontal mill drive axis of the device
It replaces, not only solves the problems, such as that the horizontal roughing mill main transmission connecting shaft of front-rear back hanging vertical miller formula can not be replaced, and more
Changing the time used can also greatly shorten.Have many advantages, such as that easy to operate, rational in infrastructure, working efficiency is high.But foregoing invention
Method requires driving, it is necessary to be 2 hooks, and 2 hooks must be into a straight line parallel with rolling-mill housing, otherwise
It can not implement；First main shaft is sling on a trolley being placed on trolley, small hook send hook, and big hook drives main shaft to move outward
It is dynamic, removal milling train is waited to hang up steel wire rope lifting main shaft with small eave tile again.The above method is that driving is dragging main biography in fact
Moving axis moves, and the steel wire rope for be easy to causeing driving goes out slot, and serious safety accident occurs.
Invention content
The purpose of the invention is to overcome the problems, such as that vertical miller screw screw replaces the defects of difficult, a kind of slab is provided
Vertical miller pressure measurement screw replaces device and method, and stent, which moves, to be realized by chain block, and safety moves screw screw
Position can be lifted by crane to driving, driving lifting screw screw quickly, conveniently, safely replaces screw screw.
Required the technical issues of solving of the invention, can be achieved through the following technical solutions：
A kind of slab vertical miller pressure measurement screw more changing device, including posterior bracket, connecting rod, front-end bracket, screw screw
Place bearing, posterior bracket and front-end bracket are by connecting rod and connect axis pin and hold together；
The front-end bracket include lower, transverse locating piece, front-end bracket ontology, upper lateral locating piece, walking roller,
Chain block hangs angle, chain block chain guide wheel, lifting lug, guide roller, guide type shoe, screw head fixed plate, chain block,
Lower, transverse locating piece, upper lateral locating piece are fixed on the upper and lower part of front-end bracket ontology both sides, and walking roller is solid
It is scheduled on front-end bracket ontology, lifting lug is fixedly mounted on front-end bracket bodies top, and chain block hangs welded corner joint in front-end bracket
On ontology, chain block chain guide wheel is bolted on front-end bracket ontology, and guide roller is mounted on guide type shoe,
Screw head fixed plate is bolted on guide type shoe, and chain block one end hook catches on chain block and hangs angle, another
The chain at end is put into guide roller；
The posterior bracket includes located lateral block, posterior bracket ontology, walking roller, wheel mounting base, pulls calabash
Reed chain guide wheel, chain block hang angle, chain block, and located lateral block welding is in posterior bracket ontology both sides, idler wheel installation base
Seat is fixed on posterior bracket ontology both sides, and walking roller is fixed in wheel mounting base, and chain block hangs welded corner joint at rear portion
On rack body, chain block chain guide wheel is bolted on posterior bracket ontology, and chain block one end hook is caught on
Chain block hangs angle, and the chain of the other end is put into guide roller；
The screw screw places bearing and includes steel plate, screw bearing, screw, AWC oil cylinders and screw bearing, AWC oil cylinders,
Screw bearing, AWC oil cylinders and screw bearing are fixedly mounted on the steel plate, and screw is placed on screw bearing, and AWC oil cylinders are placed on
On AWC oil cylinders and screw bearing.
Further, the lower, transverse locating piece, upper lateral locating piece are fixed on front-end bracket in the form of welding
On ontology.
Further, the front-end bracket bodies top is opened up there are two link connector pin hole.
Further, lifting lug is installed in the fixed plate of the screw head.
Further, the wheel mounting base is welded on the both sides of posterior bracket ontology.
Further, the walking roller is mounted on by axis pin in wheel mounting base.
Further, the posterior bracket bodies top is opened up there are two link connector pin hole.
A kind of slab vertical miller pressure measurement screw replacing options, include the following steps,
S1, the related fittings for removing screw, posterior bracket and front-end bracket are hung in the crossbeam of vertical miller respectively；
S2, posterior bracket and front-end bracket are placed on the walking track of edger roll, push posterior bracket and front end branch respectively
Frame is to suitable position；
S3, electrical point move rotary screw rod or hand turning screw, and the head of screw is inserted into screw head fixed plate
In groove；
If S4, the position of judgement screw head fixed plate are improper, fixed by chain block to adjust screw head
Board position, until the position suitable of screw head fixed plate；
S5, with bolt penetrate connection mounting hole be connected with the threaded hole on screw head；
S6, pull front-end bracket that screw screw is driven to move with another chain block, until AWC oil cylinders and screw are moved to
The suitable position of vertical miller memorial archway will be removed；
S7, the steel wire rope on posterior bracket is fixed to AWC oil cylinders, chain block is pulled to fix AWC oil cylinders and screw
Firmly, installing connecting rods；
S8, front-end bracket drive posterior bracket is continued to move to, screw screw is removed into vertical miller memorial archway；
S9, screw head is fixed with steel wire rope one end, another steel wire rope penetrates extension by the notch at the top of posterior bracket
The firmly other end of screw removes screw head connection bolt and steel wire rope, removes connecting rod, then respectively by posterior bracket and front end branch
Frame is moved toward both sides, and screw screw is hung out milling train, is placed in screw screw and is placed on bearing, completes field stripping；
S10, the installation of screw screw are opposite with above-mentioned steps.
Beneficial effects of the present invention：A kind of slab vertical miller pressure measurement screw replaces device and method, and stent movement is to lean on
Chain block realizes that screw screw is moved to driving by safety can lift by crane position, driving lifting screw screw, quick, peace
Entirely, screw screw is easily replaced；Solve the problems, such as that edger roll screw screw and AWC oil cylinders can not be replaced, and safe and efficient,
Replacement does not need to dismantle other independent components, saves the repair time, greatly reduces labor intensity.
Description of the drawings
The present invention will be further described with reference to the accompanying drawings and detailed description：
Fig. 1 present invention replaces structure drawing of device；
Fig. 2 front-end bracket structure charts of the present invention；
Fig. 3 posterior bracket structure charts of the present invention；
Fig. 4 screw screws of the present invention place bearing side view；
Fig. 5 screw screws of the present invention place seat structure figure；
Fig. 6 replacing options flow charts of the present invention.
Specific embodiment
In order to make the content of technical solution of the present invention and advantage of greater clarity, below in conjunction with the accompanying drawings to the present invention into one
Step description.
With reference to Fig. 1-5, a kind of slab vertical miller pressure measurement screw more changing device, including posterior bracket 1.1, connecting rod 1.2, preceding
Stent 1.3, screw screw is held to place bearing.Posterior bracket 1.1 and front-end bracket 1.3 are by connecting rod 1.2 and connect axis pin and be linked as
One entirety.
Front-end bracket 1.3 includes lower, transverse locating piece 2.1, front-end bracket ontology 2.2, upper lateral locating piece 2.3, row
Walk idler wheel 2.4, link connector pin hole 2.5, chain block extension angle 2.6, chain block chain guide wheel 2.7, lifting lug 2.8, orienting roll
Wheel 2.9, lifting lug 2.10, guide type shoe 2.11, screw head fixed plate 2.12, connection mounting hole 2.13, chain block 2.14.Under
Portion's located lateral block 2.1 and upper lateral locating piece 2.3 are welded to the upper and lower part of the both sides of front-end bracket ontology 2.2,
Play the role of a located lateral.Walking roller 2.4 is connected on front-end bracket ontology 2.2 using axis pin.Front-end bracket sheet
2.2 top processing of body is there are two link connector pin hole 2.5, for being fixedly connected with connecting rod 1.2.Lifting lug 2.8 is fixedly mounted on front end
The top of rack body 2.2, for handling and installation front-end bracket ontology.Chain block hangs angle 2.6 and is welded to front-end bracket
On ontology 2.2, chain block, which is hung among angle 2.6, has an axis pin for hanging the hook of chain block use.Chain block chain guide wheel
2.7 are bolted on front-end bracket ontology 2.2, play the turning machine guiding role of the chain of chain block, are equivalent to one
A fixed pulley.Guide roller 2.9 is mounted on guide type shoe 2.11, plays the role of guide-localization when moving up and down.Silk
Club head fixed plate 2.12 is bolted on guide type shoe 2.11, and screw head fixed plate 2.12 is used to fix screw head
Portion is machined with connection mounting hole 2.13 on the inside of it, is fixed screw by bolt.It is equipped in screw head fixed plate 2.12
Lifting lug 2.10.2.14 one end of chain block hook catches on chain block and hangs angle 2.6, and the chain of the other end is put into guide roller 2.9,
Hook catches on lifting lug 2.8, and chain block 2.14 can drive screw head fixed plate 2.12 to do lifting action, for being directed at screw
Position, the replacement of upper and lower two screws can use, and only need lifting position.
Posterior bracket 1.1 includes located lateral block 3.1, posterior bracket ontology 3.2, walking roller 3.3, wheel mounting base
3.4th, link connector pin hole 3.5, chain block chain guide wheel 3.6, chain block hang angle 3.7, chain block 3.8, steel wire rope
3.9.Located lateral block 3.1 is welded to the both sides of posterior bracket ontology 3.2, plays the role of a located lateral.Idler wheel is installed
Pedestal 3.4 is also welded to the both sides of posterior bracket ontology 3.2, and walking roller 3.3 is to be connected to idler wheel installation base using axis pin
On seat 3.4.3.2 top of posterior bracket ontology is opened up there are two link connector pin hole 3.5, for being fixedly connected with connecting rod 1.2；It pulls
Cucurbit hang angle 3.7 be welded on posterior bracket ontology 3.2, chain block hang angle 3.7 among have an axis pin for hang pull calabash
The hook of reed is used；Chain block chain guide wheel 3.6 is bolted on posterior bracket ontology 3.2, plays the chain of chain block
The turning machine guiding role of item is equivalent to a fixed pulley.3.8 one end of chain block hook catches on chain block and hangs angle 3.7, separately
The chain of one end is put into guide roller 3.6, and hook catches on steel wire rope 3.9, and steel wire rope 3.9 is used for Fixed Nut and AWC oil cylinders.
Screw screw place bearing include steel plate 4.1, screw bearing 4.2, screw 4.3, AWC oil cylinders and screw bearing 4.4,
AWC oil cylinders 4.5.Screw bearing 4.2, AWC oil cylinders and screw bearing 4.4 are fixedly mounted on steel plate 4.1, and screw 4.3 is placed on
On screw bearing 4.2, AWC oil cylinders 4.5 are placed on AWC oil cylinders and screw bearing 4.4.
With reference to Fig. 6 replacing options flow charts, a kind of slab vertical miller pressure measurement screw replacing options include the following steps：
S1, the related fittings for removing screw, posterior bracket and front-end bracket are hung in the crossbeam of vertical miller respectively；
S2, posterior bracket and front-end bracket are placed on the walking track of edger roll, push posterior bracket and front end branch respectively
Frame is to suitable position；
S3, electrical point move rotary screw rod or hand turning screw, and the head of screw is inserted into screw head fixed plate
In groove；
If S4, the position of judgement screw head fixed plate are improper, fixed by chain block to adjust screw head
Board position, until the position suitable of screw head fixed plate；
S5, with bolt penetrate connection mounting hole be connected with the threaded hole on screw head；
S6, pull front-end bracket that screw screw is driven to move with another chain block, until AWC oil cylinders and screw are moved to
The suitable position of vertical miller memorial archway will be removed；
S7, the steel wire rope on posterior bracket is fixed to AWC oil cylinders, chain block is pulled to fix AWC oil cylinders and screw
Firmly, installing connecting rods；
S8, front-end bracket drive posterior bracket is continued to move to, screw screw is removed into vertical miller memorial archway；
S9, screw head is fixed with steel wire rope one end, another steel wire rope penetrates extension by the notch at the top of posterior bracket
The firmly other end of screw removes screw head connection bolt and steel wire rope, removes connecting rod, then respectively by posterior bracket and front end branch
Frame is moved toward both sides, and screw screw is hung out milling train, is placed in screw screw and is placed on bearing, completes field stripping；
S10, the installation of screw screw are opposite with above-mentioned steps.
The present invention solves the problems, such as that edger roll screw screw and AWC oil cylinders can not be replaced, and safe and efficient, and replacement is not required to
Other independent components are dismantled, save the repair time, greatly reduce labor intensity.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (8)
1. a kind of slab vertical miller pressure measurement screw more changing device, it is characterised in that：Including posterior bracket, connecting rod, front-end bracket,
Screw screw places bearing, and posterior bracket and front-end bracket are by connecting rod and connect axis pin and hold together；
The front-end bracket includes lower, transverse locating piece, front-end bracket ontology, upper lateral locating piece, walking roller, pulls
Cucurbit hangs angle, chain block chain guide wheel, lifting lug, guide roller, guide type shoe, screw head fixed plate, chain block, lower part
Located lateral block, upper lateral locating piece are fixed on the upper and lower part of front-end bracket ontology both sides, and walking roller is integrally fixed at
On front-end bracket ontology, lifting lug is fixedly mounted on front-end bracket bodies top, and chain block hangs welded corner joint in front-end bracket ontology
On, chain block chain guide wheel is bolted on front-end bracket ontology, and guide roller is mounted on guide type shoe, screw
Head fixed plate is bolted on guide type shoe, and chain block one end hook catches on chain block and hangs angle, the other end
Chain is put into guide roller；
The posterior bracket includes located lateral block, posterior bracket ontology, walking roller, wheel mounting base, chain block chain
Guide wheel, chain block hang angle, chain block, and in posterior bracket ontology both sides, wheel mounting base is solid for located lateral block welding
Posterior bracket ontology both sides are scheduled on, walking roller is fixed in wheel mounting base, and chain block hangs welded corner joint in posterior bracket
On ontology, chain block chain guide wheel is bolted on posterior bracket ontology, and chain block one end hook, which is caught on, to be pulled
Cucurbit hangs angle, and the chain of the other end is put into guide roller；
The screw screw places bearing and includes steel plate, screw bearing, screw, AWC oil cylinders and screw bearing, AWC oil cylinders, screw
Bearing, AWC oil cylinders and screw bearing are fixedly mounted on the steel plate, and screw is placed on screw bearing, and AWC oil cylinders are placed on AWC
On oil cylinder and screw bearing.
2. a kind of slab vertical miller pressure measurement screw more changing device described in accordance with the claim 1, it is characterised in that：The lower part
Located lateral block, upper lateral locating piece are fixed in the form of welding on front-end bracket ontology.
3. a kind of slab vertical miller pressure measurement screw more changing device described in accordance with the claim 1, it is characterised in that：The front end
Link connector pin hole there are two being opened up at the top of rack body.
4. a kind of slab vertical miller pressure measurement screw more changing device described in accordance with the claim 1, it is characterised in that：The screw
Lifting lug is installed in the fixed plate of head.
5. a kind of slab vertical miller pressure measurement screw more changing device described in accordance with the claim 1, it is characterised in that：The idler wheel
Installation pedestal is welded on the both sides of posterior bracket ontology.
6. a kind of slab vertical miller pressure measurement screw more changing device described in accordance with the claim 1, it is characterised in that：The walking
Idler wheel is mounted on by axis pin in wheel mounting base.
7. a kind of slab vertical miller pressure measurement screw more changing device described in accordance with the claim 1, it is characterised in that：The rear portion
Link connector pin hole there are two being opened up at the top of rack body.
8. a kind of slab vertical miller pressure measurement screw replacing options described in accordance with the claim 1, it is characterised in that：Including following
Step,
S1, the related fittings for removing screw, posterior bracket and front-end bracket are hung in the crossbeam of vertical miller respectively；
S2, posterior bracket and front-end bracket are placed on the walking track of edger roll, posterior bracket and front-end bracket are pushed to arrive respectively
Suitable position；
S3, electrical point move rotary screw rod or hand turning screw, and the head of screw is inserted into the groove of screw head fixed plate
It is interior；
If S4, the position of judgement screw head fixed plate are improper, screw head fixed plate position is adjusted by chain block
It puts, until the position suitable of screw head fixed plate；
S5, with bolt penetrate connection mounting hole be connected with the threaded hole on screw head；
S6, pull front-end bracket that screw screw is driven to move with another chain block, until be moved to will for AWC oil cylinders and screw
Remove the suitable position of vertical miller memorial archway；
S7, the steel wire rope on posterior bracket is fixed to AWC oil cylinders, chain block is pulled to fix AWC oil cylinders and screw, pacify
Load bar；
S8, front-end bracket drive posterior bracket is continued to move to, screw screw is removed into vertical miller memorial archway；
S9, screw head is fixed with steel wire rope one end, another steel wire rope is penetrated by the notch at the top of posterior bracket and tangles silk
The other end of bar removes screw head connection bolt and steel wire rope, removes connecting rod, then respectively that posterior bracket and front-end bracket is past
Both sides are moved, and screw screw is hung out milling train, are placed in screw screw and are placed on bearing, complete field stripping；
S10, the installation of screw screw are opposite with above-mentioned steps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611216049.6A CN108237503B (en) | 2016-12-26 | 2016-12-26 | Device and method for replacing pressure measuring screw rod of thick plate vertical rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611216049.6A CN108237503B (en) | 2016-12-26 | 2016-12-26 | Device and method for replacing pressure measuring screw rod of thick plate vertical rolling mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108237503A true CN108237503A (en) | 2018-07-03 |
| CN108237503B CN108237503B (en) | 2020-03-06 |
Family
ID=62704993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611216049.6A Active CN108237503B (en) | 2016-12-26 | 2016-12-26 | Device and method for replacing pressure measuring screw rod of thick plate vertical rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108237503B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587530A (en) * | 2019-09-20 | 2019-12-20 | 南京中船绿洲机器有限公司 | Replacing device and replacing method for planet wheel deck of speed reducer |
| CN114856646A (en) * | 2022-05-19 | 2022-08-05 | 宁波红杉高新材料有限公司 | Special porcelain steel plate for tunnel and back hanging system |
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001162461A (en) * | 1999-12-14 | 2001-06-19 | Nsk Ltd | Screwing device |
| CN201217014Y (en) * | 2008-05-23 | 2009-04-08 | 宝山钢铁股份有限公司 | Aligning vertical roll for hot-rolled edger mill |
| CN102310084A (en) * | 2011-08-26 | 2012-01-11 | 宁波中超机器有限公司 | Vertical roller mill |
| US8499436B2 (en) * | 2011-01-06 | 2013-08-06 | Wei Nan Shen | Tool device for dismantling joint |
| CN204525354U (en) * | 2015-01-22 | 2015-08-05 | 安徽新瑞重工股份有限公司 | A kind of replacing support roller device |
-
2016
- 2016-12-26 CN CN201611216049.6A patent/CN108237503B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001162461A (en) * | 1999-12-14 | 2001-06-19 | Nsk Ltd | Screwing device |
| CN201217014Y (en) * | 2008-05-23 | 2009-04-08 | 宝山钢铁股份有限公司 | Aligning vertical roll for hot-rolled edger mill |
| US8499436B2 (en) * | 2011-01-06 | 2013-08-06 | Wei Nan Shen | Tool device for dismantling joint |
| CN102310084A (en) * | 2011-08-26 | 2012-01-11 | 宁波中超机器有限公司 | Vertical roller mill |
| CN204525354U (en) * | 2015-01-22 | 2015-08-05 | 安徽新瑞重工股份有限公司 | A kind of replacing support roller device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587530A (en) * | 2019-09-20 | 2019-12-20 | 南京中船绿洲机器有限公司 | Replacing device and replacing method for planet wheel deck of speed reducer |
| CN110587530B (en) * | 2019-09-20 | 2023-06-30 | 南京中船绿洲机器有限公司 | Device and method for replacing planetary gear deck of speed reducer |
| CN114856646A (en) * | 2022-05-19 | 2022-08-05 | 宁波红杉高新材料有限公司 | Special porcelain steel plate for tunnel and back hanging system |
| CN114856646B (en) * | 2022-05-19 | 2024-10-15 | 宁波红杉高新材料有限公司 | Porcelain steel plate special for tunnel and back hanging system |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108237503B (en) | 2020-03-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108237503A (en) | A kind of slab vertical miller pressure measurement screw replaces device and method | |
| CN107161642A (en) | One kind send die device and its application process | |
| CN203485130U (en) | Puller for bearings in holes | |
| CN201436274U (en) | Special assembling suspender of long chain for slab rolling mill engineering steel plate conveying device | |
| CN206868974U (en) | A kind of extensible plain bar machine table | |
| CN102335677A (en) | Quick replacement device and replacement method for stand roller of heavy plate mill | |
| CN202785374U (en) | Movable regulating type chain block frame | |
| CN201228196Y (en) | Special slings for rolling mill working roll | |
| CN202006361U (en) | Core extraction machine | |
| CN212553620U (en) | Device for mounting and replacing rope supporting wheel of endless rope | |
| CN108238573B (en) | A kind of milling train is interior to promote track girder attaching/detaching apparatus and method | |
| CN204183181U (en) | A kind of specific purpose tool of online dismounting mill balancing block | |
| CN203530863U (en) | Liftable operating platform for tensioning of hanging basket | |
| CN206359143U (en) | A kind of refrigeration unit repairs hoisting bracket | |
| CN207418152U (en) | Rolling type conveying device for solving inter-span hoisting dead angle in factory building | |
| CN207226817U (en) | A kind of suspender of shaped object handling | |
| CN201228195Y (en) | Tools for swinging rolling mill working roll | |
| CN206395418U (en) | A kind of inspection platform slide device | |
| CN212004129U (en) | Movable belt conveyor wheel replacing support | |
| CN205023727U (en) | Slidingtype electrophoresis spare hoist | |
| CN219200874U (en) | Online safe sampling tool of metal sawing machine | |
| CN2441584Y (en) | Hydraulic mechanical hand for changing roller of mill | |
| CN211077452U (en) | Lining plate conveying device special for overhauling of ball mill | |
| CN209411593U (en) | Device for simply and conveniently replacing guard plates on line of rolling mill | |
| CN217732498U (en) | Pipeline crane trolley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |