CN105598682B - Movable electric equipment for detaching vehicle door - Google Patents
Movable electric equipment for detaching vehicle door Download PDFInfo
- Publication number
- CN105598682B CN105598682B CN201610158876.8A CN201610158876A CN105598682B CN 105598682 B CN105598682 B CN 105598682B CN 201610158876 A CN201610158876 A CN 201610158876A CN 105598682 B CN105598682 B CN 105598682B
- Authority
- CN
- China
- Prior art keywords
- vehicle door
- electrical equipment
- upper gripper
- movable type
- jaw
- 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.)
- Expired - Fee Related
Links
- 230000000630 rising effect Effects 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012958 reprocessing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004922 lacquer Substances 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 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
-
- 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
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention relates to the technical field of automobile manufacturing, in particular to a movable type electric device for detaching a vehicle door; the clamping arm assembly is arranged on the support framework, and the control panel is used for switching on a power supply and controlling the lifting assembly and the clamping arm assembly to act; the lifting assembly comprises a lower clamping jaw for clamping the lower part of the vehicle door, and the clamping arm assembly comprises an upper clamping jaw for clamping the upper part of the vehicle door; the supporting framework is provided with a first driving mechanism for driving the lower clamping jaw to ascend and descend and a second driving mechanism for driving the upper clamping jaw to ascend and descend; the movable vehicle door dismounting electric equipment adopting the technical scheme of the invention has high degree of mechanization and automation, saves the labor cost, can reduce the working time of repair operation, and eliminates the quality and potential safety hazard.
Description
Technical field
The present invention relates to the technical fields of automobile manufacture, and in particular to a kind of movable type vehicle door disassembling electrical equipment.
Background technique
Automobile manufacture is completed from sheet-metal formed to vehicle, needs the production many by punching press, welding, coating, general assembly etc.
Process can be related to carrying, fixture positioning, components assembly etc., during these equipment, people are continually changing, unavoidably
The problems such as will appear bad window frame deformation, door side wound, instrument desk, harness replacement generation.Reprocessing for these bad vehicles, exists at present
Automobile production assembly shop, which requires to reprocess operating personnel, to be dismantled just to can be carried out after car door and reprocesses operation accordingly.Dismounting car door is
Reprocess the events in operation often occurred in operation.
Vehicle door disassembling reprocesses operation and substantially uses traditional manual work mode at present, is carrying out car door dismounting at present
At least three is needed to reprocess operating personnel's operation simultaneously when reprocessing operation, by taking 3 are reprocessed operating personnel's progress manual work as an example,
Car door dismounting operation 1 people dismounting screw and harness connector plug mode by 2 people's lifts to move, reprocess 3 people of operation while carrying out separate unit vehicle
Half an hour is at least needed when door dismounting chief engineer.
However, the mode of manual work has the following disadvantages: first is that human cost is high and there are quality hidden danger at present.It is several
People carry out simultaneously car door dismounting will lead to production main line on reprocess operating personnel's vacancy, once production main line on personnel's vacancy,
Production main line at easily cause assembly shop reprocess area reprocess be detained vehicle it is on the high side, influence produce main line operation, and then there is compared with
Big quality hidden danger；Second is that reprocessing, working hour is higher, and working efficiency is low.And once lift to move personnel go wrong in operation process, just
It is bad to be likely to result in that car door exterior paint scratches, car door metal plate touches the secondary quality such as recessed, reprocesses the number of working processes to further increase；
Third is that there are security risks.It, may after the disassembly of car door fastening bolt since lift to move car door needs to keep lift to move posture for a long time
It can occur due to lift to move shakiness, weight is caused to be more than that the car door of 20Kg directly falls the case where pounding lift to move personnel foot, then plus
Entrance door corner position is all thinner to put down sharp, thus there are security risks.
Summary of the invention
The object of the present invention is to provide a kind of mobile vehicle door disassembling electrical equipments, are manually torn open with overcoming the prior art to use
Unloading door reprocesses existing for the mode of operation that working efficiency is low, human cost is high and asking there are quality hidden danger and security risk
Topic.
To achieve the goals above, the present invention provides a kind of mobile vehicle door disassembling electrical equipment, including support frame, sets
In lifting assembly, clamp arm component and for powering on and controlling the lifting assembly and the clamp arm group on support frame
The control panel of part movement；The lifting assembly includes the lower clamping jaw for clamping bottom of door, and the clamp arm component includes using
In the upper gripper jaw for clamping car door top；The support frame is equipped with for driving the first of the lower clamping jaw raising and lowering to drive
Motivation structure and the second driving mechanism for driving the upper gripper jaw raising and lowering.
Preferably, for the flexibility to promote this equipment, the vehicle door disassembling of different size size weight is adapted to,
The clamp arm component further includes the adjustment mechanism for adjusting the lateral position of the upper gripper jaw.
Preferably, for the ease of laterally adjusting to upper gripper jaw, and mode of operation is simple and reliable, the adjustment machine
Structure includes adjustment rack gear and crank retaining mechanism；The crank retaining mechanism is equipped with the tooth for being engaged or unclamping with the adjustment rack gear
Block；The crank retaining mechanism connect with the upper gripper jaw and the upper gripper jaw is pushed to move laterally.
Preferably, in order to help to maintain the verticality that upper gripper jaw and lower clamping jaw are run, the lifting assembly is also
Including connect with the support frame the first guiding mechanism for carrying out vertically-guided to the lower clamping jaw and for pair
The upper gripper jaw carries out the second guiding mechanism of vertically-guided.
Preferably, more smooth, conveniently in order to run, first guiding mechanism includes guide post and and guide post
The sliding block of cooperation, the guide post are fixed by bolts on the support frame.
Preferably, it is contemplated that when lower clamping jaw encounters bottom of door, be conducive to control motor-driven jack stopping
Work avoids lower clamping jaw from rising and excessively generates hidden danger, is provided with for the lower clamping jaw on the lower clamping jaw in the case where clamping car door
Impact switch out of service behind portion.
Preferably, it is contemplated that equipment convenient in carrying, it is easy to remove and more stable when in use, it is described
The bottom of support frame is equipped with the idler wheel with self-locking mechanism.
Preferably, in order to facilitate the use of upper gripper jaw, guarantee that the clamping action of upper gripper jaw, the upper gripper jaw include
Transverse support portion and the clamping part being connect with the transverse support portion.
Preferably, it is contemplated that vehicle door edge is all more than 20Kg than sharp and weight, facilitates clamping and helps
In preventing car door lacquer painting from being scratched by upper gripper jaw or lower clamping jaw, rubber protection block is provided on the clamping part and the lower clamping jaw.
Preferably, it is contemplated that the high-bearing capacity of the first driving mechanism and the second driving mechanism, the accurate of operation can
The manipulation of operating personnel is reprocessed by property and further facilitating, at any time control operating status, first driving mechanism includes electronic
Jack；Second driving mechanism includes electric cylinders；The control panel includes the red scram button list for controlling electric cylinders movement
Member, yellow rising button unit, green declines button unit and the wireless control module of control motor-driven jack movement.
A kind of mobile vehicle door disassembling electrical equipment provided by the present invention, has following technical effect that opening car door
Afterwards, by operating control panel, lower clamping jaw clamps bottom of door, and upper gripper jaw, which clamps car door top, can carry out the fast quick-detach of car door,
The mobile vehicle door disassembling electrical equipment automatic and mechanical degree height of technical solution of the present invention, stabilization reliable for operation, work effect
Rate is high, labor intensive is at low cost, and avoids the quality of the prior art, security risk.
Detailed description of the invention
Fig. 1 is the perspective view of the mobile vehicle door disassembling electrical equipment of the embodiment of the present invention；
Fig. 2 is the main view of the mobile vehicle door disassembling electrical equipment of the embodiment of the present invention；
Fig. 3 is the left view of the mobile vehicle door disassembling electrical equipment of the embodiment of the present invention；
Fig. 4 is support frame and the lifting assembly part of the mobile vehicle door disassembling electrical equipment of the embodiment of the present invention
Structural schematic diagram；
Fig. 5 is partial enlarged view of the Fig. 4 at A；
Fig. 6 is the structural schematic diagram of the clamp arm component of the mobile vehicle door disassembling electrical equipment of the embodiment of the present invention；
Fig. 7 is the A-A sectional view of Fig. 6.
In figure: 1- support frame, 2- lifting assembly, clamping jaw under 21-, 3- clamp arm component, 31- upper gripper jaw, 311- are laterally propped up
Support part, 312- clamping part, 3121- front clamp portion, 3122- push up clamping part, clamping part after 3123-, 32- adjustment mechanism, 321- tune
Whole rack gear, 322- guide post slide, 323- crank retaining mechanism, 4- guide post top shoe, 5- control panel, 6- guide post, 7- idler wheel, 8-
Motor-driven jack, 9- guide post sliding block, 10- rubber protection block, 11- impact switch, 12- electric cylinders, 13- guide rail slide block, 14- are led
Rail, 15- crossbeam.
Specific embodiment
Further explanation of the technical solution of the present invention with reference to the accompanying drawings and examples:
As shown in Fig. 1-Fig. 7: the present invention provides a kind of mobile vehicle door disassembling electrical equipment, including support frame 1, is set to
Lifting assembly 2, clamp arm component 3 on support frame 1 and dynamic for powering on and controlling lifting assembly 2 and clamp arm component 3
The control panel 5 of work；Lifting assembly 2 includes the lower clamping jaw 21 for clamping bottom of door, and clamp arm component 3 includes for clamping vehicle
The upper gripper jaw 31 on door top；Support frame 1 be equipped with for drive lower 21 raising and lowering of clamping jaw the first driving mechanism and
For driving the second driving mechanism of 31 raising and lowering of upper gripper jaw.
In addition, clamp arm component 3 further includes the adjustment mechanism 32 for adjusting the lateral position of upper gripper jaw 31, in order to be promoted
The flexibility of this equipment adapts to the vehicle door disassembling of different size size weight.
Specifically, adjustment mechanism 32 includes adjustment rack gear 321 and crank retaining mechanism 323；Crank retaining mechanism 323 is equipped with
The tooth block for being engaged or unclamping with adjustment rack gear 321；Tooth block can be set in the end of crank retaining mechanism 323, and crank locks machine
Structure 323 connect with upper gripper jaw 31 and upper gripper jaw 31 is pushed to move laterally, convenient for laterally adjusting to upper gripper jaw 31, and operation side
Formula is simple and reliable.Adjustment mechanism 32, which is equipped with, shakes crank, pulls the terminal teeth block of crank retaining mechanism 323 by shaking crank
It moves up and down, the occlusion of tooth block or release adjustment rack gear 321, then cooperation pushes upper gripper jaw 31.In addition, in order to preferably to upper
Clamping jaw 31 carries out transverse shifting, and by 322 connecting cross beam 15 of guide post slide, crossbeam 15 is bolted on leads adjustment mechanism 32
, can also be by the way that electric cylinders 12 be arranged in lifting assembly on the sliding block 13 of rail 14, electric cylinders 12 are threadedly attached to crossbeam 15, electric cylinders
12 up and down motion drives the vertical up-or-down movement on guide rail 14 of crossbeam 15 to realize lifting.
In addition, lifting assembly 2 further includes being connect with support frame 1 for carrying out the first of vertically-guided to lower clamping jaw 21
Guiding mechanism and for upper gripper jaw 31 carry out vertically-guided the second guiding mechanism, help to maintain upper gripper jaw 31 and lower folder
The verticality that pawl 21 is run.
First guiding mechanism may include guide post 6 and the sliding block with the cooperation of guide post 6, in addition, sliding block may include on guide post
Sliding block 4 and guide post sliding block 9 are set in guide post 6 by guide post top shoe 4 and guide post sliding block 9, and guide post 6 is bolted
It is more smooth, conveniently to run lower clamping jaw 21 during raising and lowering on support frame 1；Second guide rail machine
Structure may include guide rail 14 and the sliding block 13 with the cooperation of guide rail 14.
The impact switch 11 out of service after clamping bottom of door for lower clamping jaw 21, lower folder are provided on lower clamping jaw 21
When pawl encounters bottom of door, be conducive to control motor-driven jack 8 stop working, avoid lower clamping jaw 21 rise excessively generate it is hidden
Suffer from.
Specifically, upper gripper jaw 31 includes transverse support portion 311 and the clamping part 312 connecting with transverse support portion 311, folder
Portion 312 is held to include front clamp portion 3121, the top clamping part 3122 connecting with front clamp portion 3121 and connect with top clamping part 3122
The rear clamping part 3123 connect；The use for facilitating upper gripper jaw is further ensured that the clamping action of upper gripper jaw.In addition, it is contemplated that car door
Edge is all more than 20Kg than sharp and weight, facilitates clamping and helps to prevent car door lacquer painting from being scraped by upper gripper jaw or lower clamping jaw
It spends, is respectively arranged with rubber protection block on front clamp portion 3121, top clamping part 3122, rear clamping part 3123 and lower clamping jaw 21
10。
In addition, the idler wheel 7 with self-locking mechanism can also be arranged in the bottom of support frame 1, so that equipment convenient in carrying, is convenient for
It is mobile and more stable when in use.
Specifically, the first driving mechanism includes motor-driven jack 8；Second driving mechanism includes electric cylinders 12；Control panel 5 wraps
Include red scram button unit, yellow rising button unit, green declines button unit and control that control electric cylinders 12 act
The wireless control module that motor-driven jack 8 acts, helps to ensure that the high-bearing capacity of the first driving mechanism and the second driving mechanism,
The accurate reliability of operation and the manipulation for reprocessing operating personnel is further facilitated, control operating status at any time.It is worth noting that
Red scram button unit, yellow rising button unit, green declines button unit can also be according to the needs in practical operation
Directly it is denoted as stop button, rising button and declines button.
In addition, the bottom of support frame may be provided for placing the supporting plate of power supply, mechanism is facilitated to run, the energy supplies
It answers.The top of support frame 1 may be provided for the metal plate of the electrical component of installation control panel, it is worth noting that,
The material of support frame 1 can be using quantitatively production, cheap high duty metal square tube on the market.
After the car door for opening bad vehicle, work is reprocessed by pushing vehicle door disassembling equipment at correspondence car door, to pressing behind good position
Rising button on lower control panel 5, motor-driven jack 8 work, and lower clamping jaw 21 rises until encountering bottom of door position, and collision is opened
11 output signals are closed, motor-driven jack 8 stops working, and then, reprocesses work and unclamp the tooth block that clamp arm component 3 is locked, by adjusting
Mechanism 32 adjusts the lateral position of upper gripper jaw 31, presses the declines button of control panel 5, the control decline of upper gripper jaw 31 is until clamping
Car door top, then press the stop button of control panel 5, carries out vehicle door disassembling, and after the completion of vehicle door disassembling, pushing equipment is with solid
The car door set is transported to together reprocesses area.
Using the mobile vehicle door disassembling electrical equipment of technical solution of the present invention, at least three people will can be needed originally simultaneously
It is that people's complete independently car door dismounts that the dismounting car door of operation, which improves, and stabilization at low cost, reliable for operation, flexibility be high, movement side
Just, it improves operation status while avoiding quality and security risk in production, improve the degree of automation of workshop.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement
Also it should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of movable type vehicle door disassembling electrical equipment, it is characterised in that: the lifting including support frame, on support frame
Component, clamp arm component and the control panel for powering on and controlling the lifting assembly and clamp arm component movement；
The lifting assembly includes the lower clamping jaw for clamping bottom of door, and the clamp arm component includes for clamping car door top
Upper gripper jaw；
The support frame is equipped with for driving the first driving mechanism of the lower clamping jaw raising and lowering and for driving
Second driving mechanism of the upper gripper jaw raising and lowering；The clamp arm component further includes the transverse direction for adjusting the upper gripper jaw
The adjustment mechanism of position.
2. movable type vehicle door disassembling electrical equipment according to claim 1, it is characterised in that: the adjustment mechanism includes adjusting
Whole rack gear and crank retaining mechanism；
The crank retaining mechanism is equipped with the tooth block for being engaged or unclamping with the adjustment rack gear；The crank retaining mechanism with it is described
Upper gripper jaw connects and the upper gripper jaw is pushed to move laterally.
3. movable type vehicle door disassembling electrical equipment according to claim 1, it is characterised in that: the lifting assembly further includes
What is connect with the support frame is used to carry out the lower clamping jaw the first guiding mechanism of vertically-guided and for described
Second guiding mechanism of upper gripper jaw progress vertically-guided.
4. movable type vehicle door disassembling electrical equipment according to claim 3, it is characterised in that: the first guiding mechanism packet
It includes guide post and the sliding block with guide post cooperation, the guide post is fixed by bolts on the support frame.
5. movable type vehicle door disassembling electrical equipment according to claim 1, it is characterised in that: be provided on the lower clamping jaw
The impact switch out of service after clamping bottom of door for the lower clamping jaw.
6. movable type vehicle door disassembling electrical equipment according to claim 1-5, it is characterised in that: the support rib
The bottom of frame is equipped with the idler wheel with self-locking mechanism.
7. movable type vehicle door disassembling electrical equipment according to claim 1-5, it is characterised in that: the upper gripper jaw
Including transverse support portion and the clamping part being connect with the transverse support portion.
8. movable type vehicle door disassembling electrical equipment according to claim 7, it is characterised in that: the clamping part and it is described under
Rubber protection block is provided on clamping jaw.
9. movable type vehicle door disassembling electrical equipment according to claim 1-5, it is characterised in that: described first drives
Motivation structure includes motor-driven jack；Second driving mechanism includes electric cylinders；
The control panel includes the red scram button unit for controlling electric cylinders movement, yellow rising button unit, green decline
Pushbutton unit and the wireless control module of control motor-driven jack movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610158876.8A CN105598682B (en) | 2016-03-18 | 2016-03-18 | Movable electric equipment for detaching vehicle door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610158876.8A CN105598682B (en) | 2016-03-18 | 2016-03-18 | Movable electric equipment for detaching vehicle door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105598682A CN105598682A (en) | 2016-05-25 |
| CN105598682B true CN105598682B (en) | 2018-12-07 |
Family
ID=55979299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610158876.8A Expired - Fee Related CN105598682B (en) | 2016-03-18 | 2016-03-18 | Movable electric equipment for detaching vehicle door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105598682B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108637625A (en) * | 2018-05-15 | 2018-10-12 | 安徽天卓信息技术有限公司 | A kind of electrical equipment of auxiliary vehicle door disassembling |
| CN110815142B (en) * | 2019-10-25 | 2022-06-21 | 江苏大学 | Automobile door assembling clamp |
| CN112743489A (en) * | 2019-10-30 | 2021-05-04 | 沪东重机有限公司 | Dismounting device for valve core of pneumatic valve |
| CN111347236B (en) * | 2020-03-09 | 2021-04-20 | 杨唯巍 | Automobile rear axle disassembling device |
| CN113059522A (en) * | 2021-03-03 | 2021-07-02 | 重庆工业职业技术学院 | Vehicle door dismounting and supporting equipment |
| CN113146213B (en) * | 2021-05-13 | 2022-08-26 | 中车长春轨道客车股份有限公司 | Door assembling method of full-stroke guide slideway structure of metro vehicle |
| CN115106761A (en) * | 2022-03-08 | 2022-09-27 | 本田技研工业株式会社 | Vehicle door removing device and vehicle door removing method |
| CN114571215B (en) * | 2022-03-08 | 2023-08-01 | 安徽科技学院 | Scrapped vehicle door body dismounting device |
| CN115123427B (en) * | 2022-06-27 | 2023-05-23 | 深圳市高捷力科技有限公司 | Vehicle door assembly device capable of being hung on vehicle to walk |
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| CN201737647U (en) * | 2010-04-14 | 2011-02-09 | 中国第一汽车集团公司 | Four-door installation lifting device |
| CN102000745A (en) * | 2010-11-13 | 2011-04-06 | 张家港市明华机械制造有限公司 | Pushing device acting on feeding device |
| CN203292781U (en) * | 2012-11-14 | 2013-11-20 | 大连纳思达汽车设备有限公司 | Automobile door dismounting dolly |
| CN203674597U (en) * | 2014-01-28 | 2014-06-25 | 国家电网公司 | Station-use transformer high-low voltage side short circuit grounding device |
| CN104842156A (en) * | 2014-12-18 | 2015-08-19 | 北汽福田汽车股份有限公司 | Car door assembling tool |
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| CN205520372U (en) * | 2016-03-18 | 2016-08-31 | 广汽本田汽车有限公司 | Movable electric equipment for detaching vehicle door |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100534746B1 (en) * | 2004-06-03 | 2005-12-07 | 현대자동차주식회사 | Door clamping device |
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2016
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3971990B2 (en) * | 2002-11-27 | 2007-09-05 | 本田技研工業株式会社 | How to hold the door |
| CN201737647U (en) * | 2010-04-14 | 2011-02-09 | 中国第一汽车集团公司 | Four-door installation lifting device |
| CN102000745A (en) * | 2010-11-13 | 2011-04-06 | 张家港市明华机械制造有限公司 | Pushing device acting on feeding device |
| CN203292781U (en) * | 2012-11-14 | 2013-11-20 | 大连纳思达汽车设备有限公司 | Automobile door dismounting dolly |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105598682A (en) | 2016-05-25 |
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Granted publication date: 20181207 |