CN104191223A - Detaching vehicle special for flange and bolts of large mill - Google Patents
Detaching vehicle special for flange and bolts of large mill Download PDFInfo
- Publication number
- CN104191223A CN104191223A CN201410459248.4A CN201410459248A CN104191223A CN 104191223 A CN104191223 A CN 104191223A CN 201410459248 A CN201410459248 A CN 201410459248A CN 104191223 A CN104191223 A CN 104191223A
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- hydraulic
- hydraulic cylinder
- ring flange
- support
- bolt
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- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 239000000523 sample Substances 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000009184 walking Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000007799 cork Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
Abstract
A detaching vehicle special for a flange and bolts of a large mill comprises a left longitudinal beam and a right longitudinal beam which are arranged in the front and back direction in parallel. The rear end of the left longitudinal beam and the rear end of the right longitudinal beam are connected through a transverse beam, a hydraulic power station and a driving console are arranged on the rear side of the transverse beam, a support is arranged on the front side of the transverse beam, the left side and the right side of the support are respectively provided with a steering wheel, a hydraulic steering system for controlling the two steering wheels to turn simultaneously is arranged in the support, the front end of the left longitudinal beam and the front end of the right longitudinal beam are respectively provided with a driving wheel, the center of each driving wheel is in transmission connection with a hydraulic traveling motor, a bolt detaching mechanism is arranged in the front of the left longitudinal beam and the front of the right longitudinal beam, and a hydraulic rotating lifting system used for detaching the flange on a feeding port of the mill is arranged in the rear of the support. The detaching vehicle has the functions of removing and installing a feeding bin when the large mill is maintained, detaching the flange, adjusting the angle and detaching the bolts, can move forward, move backward, turn and perform braking and is safe and reliable, working efficiency is improved, and labor intensity is reduced.
Description
Technical field
The invention belongs to large-sized grinder maintenance special equipment technical field, relate in particular to a kind of large-sized grinder ring flange and bolt special dismounting car.
Background technology
Traditional large-sized grinder mainly adopts the mode of artificial cooperation driving when maintenance, some enterprise is because the restriction in workshop cannot be used driving, can only adopt pure artificial mode remove mill feeding mouth ring flange and and the bolt of lining board of grinder, due to wet mill charging aperture and feeding chamber Long contact time, make grinding machine feeding chamber and ring flange often be difficult to depart from charging aperture, the work that removes is often wasted time and energy, if pure manually-operated words, more XXL the difficulty of construction.
Due to long operation, the liner plate of installing on grinding machine roller inwall can be smashed, and this just need to regularly replace liner plate.Liner plate is bolted on grinding machine roller inwall, and bolt also can be along with liner plate corrosion or distortion.When rebush plate, must first disassembling bolts be fallen.Bolt has and interiorly outwards wears, and bolt outer end is provided with nut, when removing bolt, first nut is laid down, again bolt is inwardly got, manual work not only labour intensity is large, and has extended to a great extent the time of large-sized grinder maintenance, has also reduced the security of construction simultaneously.
Summary of the invention
The present invention, in order to solve weak point of the prior art, provides high, time saving and energy saving, the safe and reliable large-sized grinder ring flange of a kind of automaticity and bolt special dismounting car.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: large-sized grinder ring flange and bolt special dismounting car, comprise the left longeron and the right vertical beam that along fore-and-aft direction, be arranged in parallel, between left longeron and right vertical beam rear end, by a crossbeam, connect, crossbeam rear side is provided with hydraulic power station and riding manipulation platform, crossbeam front side is provided with support, the support left and right sides is respectively equipped with a deflecting roller, in support, be provided with and control two hydraulic steering systems that deflecting roller turns to simultaneously, left longeron and right vertical beam front end are respectively equipped with a driving wheel, the center of each driving wheel is connected with respectively a walk motor with hydraulic pressure, left longeron and right vertical beam front portion are provided with Bolt dismantling mechanism, support rear portion is provided with for dismantling the hydraulic lifting rotary system of mill feeding mouth ring flange, hydraulic power station by control valve group and high-pressure oil pipe respectively with hydraulic steering system, walk motor with hydraulic pressure, Bolt dismantling mechanism is connected with hydraulic lifting rotary system,
Described Bolt dismantling mechanism comprises the left jacking hydraulic cylinder that is vertically located at left longeron right side, vertically be located at the right jacking hydraulic cylinder in right vertical beam left side and be placed on left jacking hydraulic cylinder and right jacking hydraulic cylinder on framework, on framework, be vertically provided with vertical hydraulic cylinder, vertical hydraulic cylinder upper end is provided with hydraulic hammer, hydraulic hammer is horizontally disposed with, hydraulic hammer rear end is fixedly connected with vertical hydraulic cylinder upper end, the working end of hydraulic hammer arranges forward, framework leading flank is provided with the pin-and-hole of being pegged graft and being coordinated by fastening screw with the left jacking hydraulic cylinder in one of front side and right jacking hydraulic cylinder upper end, one of front side respectively,
Described hydraulic lifting rotary system comprises the base being located on support and is vertically located at the lifting hydraulic cylinder on base, lifting hydraulic cylinder upper end is provided with pivoting support, base is provided with the guide post parallel with lifting hydraulic cylinder between supporting with revolution, on pivoting support, level is provided with ring flange dismounting arm, ring flange dismounting arm is horizontally disposed with, ring flange dismounting arm rear end is fixedly connected with pivoting support upper surface, and ring flange dismounting arm front end upper surface is provided with draw-in groove.
Described hydraulic steering system is comprised of a hydraulic steering cylinder and a set of mechanical linkage, and deflecting roller is provided with rotation direction sensor.
Described walk motor with hydraulic pressure is by wheel side speed reducer and driving wheel connection for transmission, and walk motor with hydraulic pressure is provided with speed probe.
On the piston rod of described left jacking hydraulic cylinder, right jacking hydraulic cylinder, vertical hydraulic cylinder, lifting hydraulic cylinder, be respectively equipped with a Stroke Displacement Transducer.
The leading section of described left longeron and right vertical beam is all provided with a radar range finding and positioner.
Described each driving wheel is equipped with a crashproof rack outward, and crashproof rack is provided with radar collision device.
Described hydraulic power station is located at crossbeam middle part, and riding manipulation platform is located at hydraulic power station left side or right side.
Described riding manipulation platform rear side is provided with pole, and pole is provided with acoustic-optic alarm.
Adopt technique scheme, electric control system of the present invention realizes the communication of system by CAN bus, adopts full hydraulic drive, and full electric signal is controlled the realization of the everything of vehicle.In use, driver can control by the operation push-button on bridge or Digiplex the realization of the everything of vehicle in the present invention.The conversion that can realize vehicle to run, turn to, dismantle several duties such as ring flange, Bolt dismantling by rotation open loop.By the display on riding manipulation platform, observe all parameters of vehicle.
Walking function is realized: walking function mainly provides power by hydraulic power station, by control valve group control walk motor with hydraulic pressure bidirectional rotary, is transferred and is realized advancing, retreating of vehicle.The driving wheel tach signal detecting by the speed probe carrying on walk motor with hydraulic pressure, as feedback signal, reaches accurate regulation speed, the synchronous object of wheel.
The realization of turning function: turning function provides power by hydraulic power station, is switched to by control valve group the pattern that turns to, and controls hydraulic steering cylinder driving device bar linkage structure and promote deflecting roller rotation, realizes turning to of wheel.By being arranged on the rotation direction sensor of rotating mechanism inside, detect the angle of wheel steering, reach accurate control steering angle and turn to the object of synchronizeing.
The realization of mill feeding mouth ring flange disassembling function: by adjust the height of ring flange dismounting arm at the vertically arranged lifting hydraulic cylinder of mid-stent, driving wheel moves forward the charging aperture that makes ring flange dismounting arm insert like a cork grinding machine, draw-in groove on ring flange dismounting arm blocks ring flange inner side, control again fluid pressure type pivoting support, drive ring flange dismounting arm to rotate, ring flange dismounting arm drives ring flange rotation, tool car moves simultaneously backward, is so just easy to a ring flange and disassembles from charging aperture.
The realization of lining board of grinder Bolt dismantling function: Bolt dismantling mechanism is placed into left jacking hydraulic cylinder and right jacking hydraulic cylinder upper end, control left jacking hydraulic cylinder and right jacking hydraulic cylinder by hydraulic hammer jacking predetermined altitude, the pin-and-hole that fastening screw is inserted to the pin-and-hole of framework bottom and the side, jacking cylinder upper end of left and right sides front end fixes, then just can control hydraulic hammer the bolt on lining board of grinder is inwardly beaten, so just easily quickly the Bolt dismantling on liner plate be fallen.Vertical hydraulic cylinder can accurately be controlled the working depth of vertical hydraulic hammer and adjust, and is convenient to aim at bolt, can improve removal efficiency like this.
Function of the present invention has been removing and installment work of large-sized grinder when maintenance feeding chamber, has and advance, retreat, turn to, brake, and dismounting ring flange, scheduling adjusts, and demounting bolt function, above everything is hydraulic-driven.Diesel engine or motor drive hydraulic power station to hydraulic steering system, walk motor with hydraulic pressure and Bolt dismantling mechanism fuel feeding as power source, the walk motor with hydraulic pressure, the wheel side speed reducer that are contained in left longeron and right vertical beam leading section drive driving wheel walking and braking, speed of travel stepless speed regulation, car brakeing comprises service brake and parking braking, hydraulic steering cylinder driving device linkage is controlled turning to of deflecting roller, left jacking hydraulic cylinder and right jacking hydraulic cylinder both can simultaneously operating liftings, regulated the speed stepless adjustable.Lifting hydraulic cylinder is mainly used to support and adjust the height of ring flange dismounting arm, and fluid pressure type pivoting support is mainly realized ring flange dismounting arm and rotated in the horizontal direction, so just ring flange is disassembled.The present invention both can handle at driver behavior platform, also can handle by wireless remote control.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the right view removing in Fig. 1 after Bolt dismantling mechanism.
The specific embodiment
As Fig. 1, shown in Fig. 2 and Fig. 3, large-sized grinder ring flange of the present invention and bolt special dismounting car, comprise the left longeron 1 and the right vertical beam 2 that along fore-and-aft direction, be arranged in parallel, between left longeron 1 and right vertical beam 2 rear ends, by a crossbeam 3, connect, crossbeam 3 rear sides are provided with hydraulic power station 4 and riding manipulation platform 5, crossbeam 3 front sides are provided with support 6, support 6 left and right sides are respectively equipped with a deflecting roller 7, in support 6, be provided with and control two hydraulic steering systems 8 that deflecting roller 7 turns to simultaneously, left longeron 1 and right vertical beam 2 front ends are respectively equipped with a driving wheel 9, the center of each driving wheel 9 is connected with respectively a walk motor with hydraulic pressure 10, left longeron 1 and right vertical beam 2 front portions are provided with Bolt dismantling mechanism, support 6 rear portions are provided with for dismantling the hydraulic lifting rotary system of mill feeding mouth ring flange, hydraulic power station 4 by control valve group 11 and high-pressure oil pipe respectively with hydraulic steering system 8, walk motor with hydraulic pressure 10, Bolt dismantling mechanism is connected with hydraulic lifting rotary system.
Bolt dismantling mechanism comprises the left jacking hydraulic cylinder 12 that is vertically located at left longeron 1 right side, vertically be located at the right jacking hydraulic cylinder 13 in right vertical beam 2 left sides and be placed on left jacking hydraulic cylinder 12 and right jacking hydraulic cylinder 13 on framework 28, on framework 28, be vertically provided with vertical hydraulic cylinder 29, vertical hydraulic cylinder 29 upper ends are provided with hydraulic hammer 30, hydraulic hammer 30 is horizontally disposed with, hydraulic hammer 30 rear ends are fixedly connected with vertical hydraulic cylinder 29 upper ends, the working end of hydraulic hammer 30 arranges forward, framework 28 leading flanks are provided with the pin-and-hole of being pegged graft and being coordinated by fastening screw 31 with the left jacking hydraulic cylinder 12 in one of front side and right jacking hydraulic cylinder 13 upper ends, one of front side respectively.
Hydraulic lifting rotary system comprises the base 21 being located on support 6 and is vertically located at the lifting hydraulic cylinder 22 on base 21, lifting hydraulic cylinder 22 upper ends are provided with pivoting support 23, base 21 is provided with the guide post parallel with lifting hydraulic cylinder 22 27 between supporting 23 with revolution, on pivoting support 23, level is provided with ring flange dismounting arm 24, ring flange dismounting arm 24 is horizontally disposed with, ring flange dismounting arm 24 rear ends are fixedly connected with pivoting support 23 upper surfaces, and ring flange dismounting arm 24 front end upper surfaces are provided with draw-in groove 25.
Hydraulic steering system 8 is comprised of a hydraulic steering cylinder and a set of mechanical linkage, and deflecting roller 7 is provided with rotation direction sensor.
Walk motor with hydraulic pressure 10 is by wheel side speed reducer 18 and driving wheel 9 connection for transmissions, and walk motor with hydraulic pressure 10 is provided with speed probe.
On the piston rod of left jacking hydraulic cylinder 12, right jacking hydraulic cylinder 13, vertical hydraulic cylinder 29, lifting hydraulic cylinder, be respectively equipped with a Stroke Displacement Transducer.
The leading section of left longeron 1 and right vertical beam 2 is all provided with a radar range finding and positioner 17.
Outside each driving wheel 9, be equipped with a crashproof rack, crashproof rack is provided with radar collision device.
Hydraulic power station 4 is located at crossbeam 3 middle parts, and riding manipulation platform 5 is located at hydraulic power station 4 left sides or right side.
Riding manipulation platform 5 rear sides are provided with pole 19, and pole 19 is provided with acoustic-optic alarm 20.
Electric control system of the present invention realizes the communication of system by CAN bus, adopt full hydraulic drive, and full electric signal is controlled the realization of the everything of vehicle.In use, driver can control by the operation push-button on bridge or Digiplex the realization of the everything of vehicle in the present invention.The conversion that can realize vehicle to run, turn to, dismantle several duties such as ring flange, Bolt dismantling by rotation open loop.By the display on riding manipulation platform 5, observe all parameters of vehicle.
Walking function is realized: walking function mainly provides power by hydraulic power station 4, by control valve group 11 control walk motor with hydraulic pressure 10 bidirectional rotaries, is transferred and is realized advancing, retreating of vehicle.Driving wheel 9 tach signals that detect by the speed probe carrying on walk motor with hydraulic pressure 10, as feedback signal, reach accurate regulation speed, the synchronous object of wheel.
The realization of turning function: turning function provides power by hydraulic power station 4, is switched to by control valve group 11 pattern that turns to, and controls hydraulic steering cylinder driving device bar linkage structure and promote deflecting roller 7 rotation, realizes turning to of wheel.By being arranged on the rotation direction sensor of rotating mechanism inside, detect the angle of wheel steering, reach accurate control steering angle and turn to the object of synchronizeing.
The realization of mill feeding mouth ring flange disassembling function: as shown in phantom in Figure 2, by adjust the height of ring flange dismounting arm 24 at the support 6 vertically arranged lifting hydraulic cylinders 22 in middle part, driving wheel 9 moves forward the charging aperture that makes ring flange dismounting arm 24 insert like a cork grinding machine, draw-in groove 25 on ring flange dismounting arm 24 is for blocking ring flange 26 inner sides, control again fluid pressure type pivoting support 23, drive ring flange dismounting arm 24 to rotate, ring flange dismounting arm 24 drives ring flange rotation, tool car moves simultaneously backward, so just being easy to a ring flange 26 disassembles from charging aperture.
The realization of lining board of grinder Bolt dismantling function: Bolt dismantling mechanism is placed into left jacking hydraulic cylinder 12 and right jacking hydraulic cylinder 13 upper ends, control left jacking hydraulic cylinder 12 and right jacking hydraulic cylinder 13 by hydraulic hammer 30 jackings predetermined altitude, fastening screw 31 is inserted to the pin-and-hole of framework 28 bottoms and fixes with the left jacking hydraulic cylinder 12 of front end and the side, upper end of right jacking hydraulic cylinder 13, then the bolt that just can control on 23 pairs of lining board of grinder of hydraulic hammer is inwardly beaten, and so just easily quickly the Bolt dismantling on liner plate is fallen.Vertical hydraulic cylinder 29 can accurately be controlled the working depth of vertical hydraulic hammer 30 and adjust, and is convenient to aim at bolt, can improve removal efficiency like this.
Function of the present invention has been removing and installment work of large-sized grinder when maintenance feeding chamber, has and advance, retreat, turn to, brake, and feeding chamber lifting, scheduling adjusts, and vehicle reaction detachment function, above everything is hydraulic-driven.Diesel engine or motor drive hydraulic power station 4 to hydraulic steering system 8, walk motor with hydraulic pressure and Bolt dismantling mechanism fuel feeding as power source, the walk motor with hydraulic pressure 10, the wheel side speed reducer 18 that are contained in left longeron 1 and right vertical beam 2 leading sections drive driving wheel 9 walkings and braking, speed of travel stepless speed regulation, car brakeing comprises service brake and parking braking, and hydraulic steering cylinder driving device linkage is controlled turning to of deflecting roller 7.Lifting hydraulic cylinder 22 is mainly used to support and adjust the height of ring flange dismounting arm 24, and fluid pressure type pivoting support 23 is mainly realized ring flange dismounting arm 24 and rotated in the horizontal direction, so just ring flange 26 is disassembled.
Above embodiment is the unrestricted technical scheme of the present invention in order to explanation only, although the present invention is had been described in detail with reference to above-described embodiment, those of ordinary skill in the art is to be understood that: still can modify or be equal to replacement the present invention, and not departing from any modification or partial replacement of the spirit and scope of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (8)
1. large-sized grinder ring flange and bolt special dismounting car, it is characterized in that: comprise the left longeron and the right vertical beam that along fore-and-aft direction, be arranged in parallel, between left longeron and right vertical beam rear end, by a crossbeam, connect, crossbeam rear side is provided with hydraulic power station and riding manipulation platform, crossbeam front side is provided with support, the support left and right sides is respectively equipped with a deflecting roller, in support, be provided with and control two hydraulic steering systems that deflecting roller turns to simultaneously, left longeron and right vertical beam front end are respectively equipped with a driving wheel, the center of each driving wheel is connected with respectively a walk motor with hydraulic pressure, left longeron and right vertical beam front portion are provided with Bolt dismantling mechanism, support rear portion is provided with for dismantling the hydraulic lifting rotary system of mill feeding mouth ring flange, hydraulic power station by control valve group and high-pressure oil pipe respectively with hydraulic steering system, walk motor with hydraulic pressure, Bolt dismantling mechanism is connected with hydraulic lifting rotary system,
Described Bolt dismantling mechanism comprises the left jacking hydraulic cylinder that is vertically located at left longeron right side, vertically be located at the right jacking hydraulic cylinder in right vertical beam left side and be placed on left jacking hydraulic cylinder and right jacking hydraulic cylinder on framework, on framework, be vertically provided with vertical hydraulic cylinder, vertical hydraulic cylinder upper end is provided with hydraulic hammer, hydraulic hammer is horizontally disposed with, hydraulic hammer rear end is fixedly connected with vertical hydraulic cylinder upper end, the working end of hydraulic hammer arranges forward, framework leading flank is provided with the pin-and-hole of being pegged graft and being coordinated by fastening screw with the left jacking hydraulic cylinder in one of front side and right jacking hydraulic cylinder upper end, one of front side respectively,
Described hydraulic lifting rotary system comprises the base being located on support and is vertically located at the lifting hydraulic cylinder on base, lifting hydraulic cylinder upper end is provided with pivoting support, base is provided with the guide post parallel with lifting hydraulic cylinder between supporting with revolution, on pivoting support, level is provided with ring flange dismounting arm, ring flange dismounting arm is horizontally disposed with, ring flange dismounting arm rear end is fixedly connected with pivoting support upper surface, and ring flange dismounting arm front end upper surface is provided with draw-in groove.
2. large-sized grinder ring flange according to claim 1 and bolt special dismounting car, is characterized in that: described hydraulic steering system is comprised of a hydraulic steering cylinder and a set of mechanical linkage, and deflecting roller is provided with rotation direction sensor.
3. large-sized grinder ring flange according to claim 1 and bolt special dismounting car, is characterized in that: described walk motor with hydraulic pressure is by wheel side speed reducer and driving wheel connection for transmission, and walk motor with hydraulic pressure is provided with speed probe.
4. large-sized grinder ring flange according to claim 3 and bolt special dismounting car, is characterized in that: on the piston rod of described left jacking hydraulic cylinder, right jacking hydraulic cylinder, vertical hydraulic cylinder, lifting hydraulic cylinder, be respectively equipped with a Stroke Displacement Transducer.
5. large-sized grinder ring flange according to claim 1 and bolt special dismounting car, is characterized in that: the leading section of described left longeron and right vertical beam is all provided with a radar range finding and positioner.
6. large-sized grinder ring flange according to claim 1 and bolt special dismounting car, is characterized in that: described each driving wheel is equipped with a crashproof rack outward, and crashproof rack is provided with radar collision device.
7. large-sized grinder ring flange according to claim 1 and bolt special dismounting car, is characterized in that: described hydraulic power station is located at crossbeam middle part, and riding manipulation platform is located at hydraulic power station left side or right side.
8. large-sized grinder ring flange according to claim 1 and bolt special dismounting car, is characterized in that: described riding manipulation platform rear side is provided with pole, and pole is provided with acoustic-optic alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410459248.4A CN104191223B (en) | 2014-09-11 | 2014-09-11 | Large-sized grinder ring flange and bolt special dismounting car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410459248.4A CN104191223B (en) | 2014-09-11 | 2014-09-11 | Large-sized grinder ring flange and bolt special dismounting car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104191223A true CN104191223A (en) | 2014-12-10 |
| CN104191223B CN104191223B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410459248.4A Active CN104191223B (en) | 2014-09-11 | 2014-09-11 | Large-sized grinder ring flange and bolt special dismounting car |
Country Status (1)
| Country | Link |
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| CN (1) | CN104191223B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798599A (en) * | 2016-05-05 | 2016-07-27 | 国家电网公司 | Lifting moving type hydraulic trolley for dismounting and mounting of bolts through bottom ring stretching |
| CN113579707A (en) * | 2021-09-15 | 2021-11-02 | 昆明理工大学 | Common small and medium-sized passenger car starter shell dismounting device |
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| CN202045486U (en) * | 2011-02-14 | 2011-11-23 | 浙江吉利汽车有限公司 | Damper and brake assembling tool for vehicle |
| CN102528419A (en) * | 2012-01-12 | 2012-07-04 | 成都东科信航空自控设备有限公司 | Disassembling vehicle for front landing gear of airplane and control method of disassembling vehicle |
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| CN103935528A (en) * | 2014-05-05 | 2014-07-23 | 沈阳飞研航空设备有限公司 | Engine demounting and mounting trailer |
| CN204035975U (en) * | 2014-09-11 | 2014-12-24 | 郑州贝龙液压技术有限公司 | Large-sized grinder ring flange and bolt special dismounting car |
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| JP2683675B2 (en) * | 1989-01-26 | 1997-12-03 | 東京エレクトロン株式会社 | Transfer device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798599A (en) * | 2016-05-05 | 2016-07-27 | 国家电网公司 | Lifting moving type hydraulic trolley for dismounting and mounting of bolts through bottom ring stretching |
| CN105798599B (en) * | 2016-05-05 | 2017-09-29 | 国家电网公司 | A kind of base ring tensile bolt dismounts Liftable and movable hydraulic trolley |
| CN113579707A (en) * | 2021-09-15 | 2021-11-02 | 昆明理工大学 | Common small and medium-sized passenger car starter shell dismounting device |
| CN113579707B (en) * | 2021-09-15 | 2023-09-08 | 昆明理工大学 | Medium and small-sized passenger car starter shell dismounting device |
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| Publication number | Publication date |
|---|---|
| CN104191223B (en) | 2016-08-24 |
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