CN108857231A - Scalable positioning mechanism - Google Patents
Scalable positioning mechanism Download PDFInfo
- Publication number
- CN108857231A CN108857231A CN201810871784.3A CN201810871784A CN108857231A CN 108857231 A CN108857231 A CN 108857231A CN 201810871784 A CN201810871784 A CN 201810871784A CN 108857231 A CN108857231 A CN 108857231A
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- Prior art keywords
- clamping element
- clamping
- positioning
- plate
- scalable
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a kind of scalable positioning mechanisms, including transfer block, clamping component and positioning pin；Perforation is provided in transfer block；First positioning hole, second location hole and positioning surface are provided on positioning pin, positioning pin is fixedly connected with one end of transfer block.Clamping component is set in perforation, and clamping component includes the first clamping element and the second clamping element；First clamping element and the second clamping element interconnection, and connect by crosspoint with transfer block；First clamping element extends in first positioning hole, and the second clamping element extends in second location hole；First clamping element and the second clamping element can be opened or are closed along crosspoint.The present invention replaces pressure arm structure using stretching structure, and overall structure is compact, occupied space very little, when compressing component is larger or structure is more complicated, can also carry out offer pressing force well, guarantee locating effect.
Description
Technical field
The present invention relates to the field of locating technology of auto parts and components more particularly to a kind of scalable positioning mechanisms.
Background technique
Welding fixture is the important means for guaranteeing auto parts and components precision, and reasonable positioning compression form is fixture design
Key point.In addition to consider to part positioning accuracy when design of welding jig, it is also contemplated that the positioning mechanism of welding fixture
The requirement such as space, operation convenience.Structure is complicated or the biggish welding assembly of workpiece size for some, if design of welding jig
Unreasonable or structure is excessively complicated, easily leads to problems such as welding insufficient space, pick-and-place part difficult.How this kind of complicated weldering is optimized
The clamp structure of assembly is connect, is all one of the problem of Automobile Welding profession all the time.
Positioning mechanism used in welding fixture in the prior art is mostly fixed and occupied space is larger, usually according to
Design of part is arranged in the inner space of entire welding fixture, and common positioning mechanism is independently arranged dowel mechanism, and adopts
Cooperate pressure arm with locating piece, locating piece is fixed on the pedestal of welding fixture, and pressure arm and locating piece cooperate, conveniently up and down
Part.Meanwhile part collides with or interferes with the mechanism on welding fixture when to prevent from picking and placing part, is separated by between each positioning unit
Certain safe distance.
However current positioning mechanism has following defect, it is fixed except that need to be arranged when larger to compressing component or structure is more complex
Position pin is outer, also needs that a certain number of support compression mechanisms are arranged, and the position of locating piece can not arrange compressing unit nearby, at this time
Pressure arm will design too long, cause pressing force to decline, influence locating effect.In addition, pressure arm is too long excessive also to will increase localization machine
The complexity of structure tool, increases manufacturing cost；Too long pressure arm is easy to injure employee when opening, and there are security risks.
Summary of the invention
The purpose of the present invention is to provide a kind of scalable positioning mechanisms to reduce overall mechanism to solve the above problems
Size, part that can be larger to size or more complicated structure are accurately positioned, and guarantee locating effect.
Scalable positioning mechanism provided by the invention, including：
Transfer block is provided with perforation in the transfer block；
Positioning pin is provided with first positioning hole, second location hole and positioning surface, the positioning pin and institute on the positioning pin
The one end for stating transfer block is fixedly connected；
Clamping component, the clamping component are set in the perforation, and the clamping component includes the first clamping element and the
Two clamping elements；First clamping element and the second clamping element interconnection, first clamping element and described second clamp
Part passes through crosspoint and connect with the transfer block；First clamping element extends in the first positioning hole, and described second
Clamping element extends in the second location hole；First clamping element and second clamping element can be opened along crosspoint
Or closure；
When first clamping element and second clamping element are opened, first clamping element stretches out first positioning
Hole, and the first clamping gap is formed between the positioning surface；Second clamping element stretches out the second location hole, and with institute
It states and forms the second clamping gap between positioning surface；
When first clamping element and second clamping element are closed, first clamping element retracts the first positioning hole
In, second clamping element retracts in the second location hole.
Scalable positioning mechanism as described above, wherein preferably, the clamping component further include the first drive rod,
It is cut with scissors with the clamping seats one end of second drive rod and clamping seats, one end of first drive rod and second drive rod
It connects；
The other end of first clamping element and first drive rod is hinged；Second clamping element and described second drives
The other end of lever is hinged；
The scalable positioning mechanism further includes actuator, and the driving end of the actuator is connect with the clamping seats；
The actuator is for driving the clamping seats along the axial movement of the perforation, to drive first driving
Bar and second drive rod open perhaps closure thus drive first clamping element and second clamping element open or
Closure.
Scalable positioning mechanism as described above, wherein preferably, the transfer block includes adapter and adaptor cover,
The perforation is opened on the adapter, offers installing port on the adapter；The adaptor cover is covered on the installation
On mouth, the installing port is closed.
Scalable positioning mechanism as described above, wherein further include spacer, the spacer is installed on preferably
Between the transfer block and the positioning pin, for adjusting the width of first clamping gap and second clamping gap.
Scalable positioning mechanism as described above, wherein preferably, the actuator is cylinder.
Scalable positioning mechanism as described above, wherein preferably, first clamping element and second clamping element
By fixing axle interconnection, anti-wear sleeve is arranged in the fixing axle.
Scalable positioning mechanism as described above, wherein preferably, first clamping element includes the first plate, second
Plate and the first crotch, first plate are fixedly connected in obtuse angle with the end of second plate, first crotch and described the
The other end of one plate is fixedly connected, and the first clamping face is provided on first crotch, and described first clamps face and the positioning
First clamping gap is formed between face.
Scalable positioning mechanism as described above, wherein preferably, second clamping element includes third plate, the 4th
Plate and the second crotch, the third plate are fixedly connected in obtuse angle with the end of the 4th plate, second crotch and described the
The other end of three plates is fixedly connected, and the second clamping face is provided on second crotch, and described second clamps face and the positioning
Second clamping gap is formed between face.
Scalable positioning mechanism provided by the invention, including transfer block, clamping component and positioning pin；It is provided in transfer block
Perforation；First positioning hole, second location hole and positioning surface, the fixed company in one end of positioning pin and transfer block are provided on positioning pin
It connects.Clamping component is set in perforation, and clamping component includes the first clamping element and the second clamping element；First clamping element and the second folder
Tight part interconnection, first clamping element and second clamping element pass through crosspoint and connect with the transfer block；First
Clamping element extends in first positioning hole, and the second clamping element extends in second location hole；First clamping element and the second clamping element
It can open or be closed along crosspoint.When first clamping element and the second clamping element are opened, it is fixed that the first clamping element stretches out first
Position hole, and the first clamping gap is formed between positioning surface；Second clamping element stretches out second location hole, and the shape between positioning surface
At the second clamping gap；When first clamping element and the second clamping element are closed, the first clamping element is retracted in first positioning hole, the second folder
Tight part retracts in second location hole.
Scalable positioning mechanism provided by the invention replaces pressure arm structure using stretching structure, and overall structure is compact,
Occupied space very little when compressing component is larger or structure is more complicated, can also carry out offer pressing force well, protect
Demonstrate,prove locating effect.
Detailed description of the invention
Fig. 1 is the axonometric drawing of scalable positioning mechanism provided in an embodiment of the present invention；
Fig. 2 is the explosive view of scalable positioning mechanism provided in an embodiment of the present invention；
Fig. 3 is the axonometric drawing of the clamping component of scalable positioning mechanism provided in an embodiment of the present invention；
Fig. 4 is the explosive view of the clamping component of scalable positioning mechanism provided in an embodiment of the present invention.
Description of symbols：
10- transfer block 11- perforation 12- adapter 13- adaptor cover
20- positioning pin 21- first positioning hole 22- second location hole 23- positioning surface
30- clamping component 31- the first clamping element 311- the first plate the second plate of 312-
The first crotch of 313- 314- first clamps the second clamping element of face 32- 321- third plate
The 4th the second crotch of plate 323- 324- second of 322- clamps the first drive rod of face 33-
34- the second drive rod 35- clamping seats 36- fixing axle 37- anti-wear sleeve
38- pin shaft 39- split pin 40- actuator
Specific embodiment
The embodiment of the present invention is described below in detail, the example of embodiment is shown in the accompanying drawings, wherein identical from beginning to end
Or similar label indicates same or similar element or element with the same or similar functions.It is retouched below with reference to attached drawing
The embodiment stated is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
Scalable positioning mechanism provided in an embodiment of the present invention, including transfer block 10, clamping component 30 and positioning pin 20.
Perforation 11 is provided in transfer block 10；It is provided with first positioning hole 21, second location hole 22 on positioning pin 20 and determines
Plane 23, positioning pin 20 are fixedly connected with one end of transfer block 10.
Clamping component 30 is set in perforation 11, and clamping component 30 includes the first clamping element 31 and the second clamping element 32；The
32 interconnection of one clamping element 31 and the second clamping element, the first clamping element 31 and the second clamping element 32 pass through crosspoint and 10 turns
Connect block connection；First clamping element 31 extends in first positioning hole 21, and the second clamping element 32 extends in second location hole 22；The
One clamping element 31 and the second clamping element 32 can be opened or are closed along crosspoint.
When first clamping element 31 and the second clamping element 32 are opened, the first clamping element 31 stretches out first positioning hole 21, and with it is fixed
The first clamping gap is formed between plane 23；Second clamping element 32 stretches out second location hole 22, and is formed between positioning surface 23
Second clamping gap；When first clamping element 31 and the second clamping element 32 are closed, the first clamping element 31 is retracted in first positioning hole 21,
Second clamping element 32 retracts in second location hole 22.
In use, the first clamping element 31 and the second clamping element 32 are retracted in 21 He of first positioning hole respectively under original state
In second location hole 22, when needing locating element, part is placed on positioning surface 23, then pushes the first clamping element 31 and
Two clamping elements 32, so that the first clamping element 31 and the second clamping element 32 are opened, until the first clamping element 31 and the second clamping element 32
First positioning hole 21 and second location hole 22 are stretched out respectively, and part is compressed；It is understood that part is actually compacted
In the first clamping gap and the second clamping gap.
Scalable positioning mechanism provided in an embodiment of the present invention replaces pressure arm structure, overall structure ratio using stretching structure
Compacter, occupied space very little can also carry out offer pressure when compressing component is larger or structure is more complicated well
Clamp force guarantees locating effect.
Further, clamping component 30 further includes the first drive rod 33, the second drive rod 34 and clamping seats 35, the first driving
One end of bar 33 and one end of the second drive rod 34 are hinged with clamping seats 35；First clamping element 31 is another with the first drive rod 33
One end is hinged；The other end of second clamping element 32 and the second drive rod 34 is hinged；Scalable positioning mechanism further includes actuator 40,
The driving end of actuator 40 is connect with clamping seats 35；Actuator 40 is used for the axial movement for driving clamping seats 35 along perforation 11,
To drive the first drive rod 33 and the second drive rod 34 to open or closure, to drive the first clamping element 31 and the second clamping element
32 open or are closed.Preferably, which is cylinder.
The use of first drive rod 33 and the second drive rod 34 allows the first clamping element 31 and the second clamping element 32 to exist
In very short stroke, the movement opened and closed is completed, the volume of entire mechanism is further had compressed.
Preferably, between the first drive rod 33, the second drive rod 34 and clamping seats 35, the first clamping element 31 and the first driving
Between bar 33, between the second clamping element 32 and the second drive rod 34, it is all made of the connection of pin shaft 38, and be plugged on using split pin 39
The both ends of pin shaft 38 avoid pin shaft 38 from loosening, all parts are caused to move axially.
In use, being reference with the direction in Fig. 2, the connecting rod of cylinder stretches out, and clamping seats 35 is pushed to be moved to the left, at this time the
One drive rod 33 and the second drive rod 34 are moved to the left, since the first clamping element 31 and the second clamping element 32 are connected to transfer block
On 10, position cannot be moved, therefore the first drive rod 33 and the second drive rod 34 are opened, to drive the first clamping element 31 and the
Two clamping elements 32 are opened along crosspoint.
On the contrary, when not needing locating element, the connecting rod of cylinder is retracted, and clamping seats 35 is driven to move right, at this time first
Drive rod 33 and the second drive rod 34 move right, and the first drive rod 33 and the second drive rod 34 closure, drive first at this time
Clamping element 31 and the second clamping element 32 closure.Automatic operation may be implemented using actuator 40, save artificial, raising operation effect
Rate and positioning accuracy.
Preferably, transfer block 10 includes adapter 12 and adaptor cover 13, and perforation 11 is opened on adapter 12, adapter 12
On offer installing port；Adaptor cover 13 is covered on installing port, and installing port is closed.The adaptor cover 13 can beat on and off
It closes, consequently facilitating being clamped the operations such as installing and dismounting and the maintenance of component 30, while the foreign matters such as dust can also be prevented.
It further, further include spacer, spacer is installed between transfer block 10 and positioning pin 20, for adjusting first
The width of clamping gap and the second clamping gap.The thickness for the part that those skilled in the art can position according to actual needs,
Increase or cancel spacer, to guarantee that the part of different-thickness can be by accurate reliable location.
Preferably, the first clamping element 31 and the second clamping element 32 pass through 36 interconnection of fixing axle, are arranged in fixing axle 36
There is anti-wear sleeve 37.
Specifically, the first clamping element 31 includes the first plate 311, the second plate 312 and the first crotch 313, the first plate 311 and the
The end of two plates 312 is fixedly connected in obtuse angle, and the first crotch 313 is fixedly connected with the other end of the first plate 311, the first crotch
It is provided with the first clamping face 314 on 313, forms the first clamping gap between the first clamping face 314 and positioning surface 23.
And similarly, the second clamping element 32 includes third plate 321, the 4th plate 322 and the second crotch 323,321 He of third plate
The end of 4th plate 322 is fixedly connected in obtuse angle, and the second crotch 323 is fixedly connected with the other end of third plate 321, the second crotch
It is provided with the second clamping face 324 on 323, forms the second clamping gap between the second clamping face 324 and positioning surface 23.
This kind of structure of the first clamping element 31 and the second clamping element 32, convenient for stretching out respective location hole, thus reliably
It is positioned.
Be described in detail structure, feature and effect of the invention based on the embodiments shown in the drawings, it is above only
For presently preferred embodiments of the present invention, but the present invention does not limit the scope of implementation as shown in the drawings, all according to conception institute of the invention
The change or equivalent example modified to equivalent change of work should all when not going beyond the spirit of the description and the drawings
Within the scope of the present invention.
Claims (8)
1. a kind of scalable positioning mechanism, which is characterized in that including：
Transfer block is provided with perforation in the transfer block；
Positioning pin, is provided with first positioning hole, second location hole and positioning surface on the positioning pin, the positioning pin with described turn
The one end for connecing block is fixedly connected；
Clamping component, the clamping component are set in the perforation, and the clamping component includes the first clamping element and the second folder
Tight part；First clamping element and the second clamping element interconnection, first clamping element and second clamping element are equal
It is connect by crosspoint with the transfer block；First clamping element extends in the first positioning hole, and described second clamps
Part extends in the second location hole；First clamping element and second clamping element can be opened along crosspoint or
Closure；
When first clamping element and second clamping element are opened, first clamping element stretches out the first positioning hole, and
The first clamping gap is formed between the positioning surface；Second clamping element stretches out the second location hole, and with it is described fixed
The second clamping gap is formed between plane；
When first clamping element and second clamping element are closed, first clamping element is retracted in the first positioning hole,
Second clamping element retracts in the second location hole.
2. scalable positioning mechanism according to claim 1, which is characterized in that the clamping component further includes the first driving
One end of bar, the second drive rod and clamping seats, one end of first drive rod and second drive rod with the clamping
Seat is hinged；
The other end of first clamping element and first drive rod is hinged；Second clamping element and second drive rod
The other end it is hinged；
The scalable positioning mechanism further includes actuator, and the driving end of the actuator is connect with the clamping seats；
The actuator for driving the clamping seats along the axial movement of the perforation, with drive first drive rod and
Second drive rod, which is opened, to be perhaps closed so that first clamping element be driven to open or close with second clamping element
It closes.
3. scalable positioning mechanism according to claim 1, which is characterized in that the transfer block includes adapter and switching
Lid, the perforation are opened on the adapter, offer installing port on the adapter；The adaptor cover is covered on the peace
It fills on mouth, the installing port is closed.
4. scalable positioning mechanism according to claim 1, which is characterized in that it further include spacer, the spacer peace
Loaded between the transfer block and the positioning pin, for adjusting the width of first clamping gap and second clamping gap
Degree.
5. scalable positioning mechanism according to claim 1, which is characterized in that the actuator is cylinder.
6. scalable positioning mechanism according to claim 1, which is characterized in that first clamping element and second folder
Tight part passes through fixing axle interconnection, is arranged with anti-wear sleeve in the fixing axle.
7. scalable positioning mechanism according to any one of claims 1 to 6, which is characterized in that the first clamping element packet
The first plate, the second plate and the first crotch are included, first plate is fixedly connected in obtuse angle with the end of second plate, and described first
Crotch is fixedly connected with the other end of first plate, and the first clamping face is provided on first crotch, and described first clamps
First clamping gap is formed between face and the positioning surface.
8. scalable positioning mechanism according to any one of claims 1 to 6, which is characterized in that the second clamping element packet
Third plate, the 4th plate and the second crotch are included, the third plate is fixedly connected in obtuse angle with the end of the 4th plate, and described second
Crotch is fixedly connected with the other end of the third plate, and the second clamping face is provided on second crotch, and described second clamps
Second clamping gap is formed between face and the positioning surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810871784.3A CN108857231A (en) | 2018-08-02 | 2018-08-02 | Scalable positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810871784.3A CN108857231A (en) | 2018-08-02 | 2018-08-02 | Scalable positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108857231A true CN108857231A (en) | 2018-11-23 |
Family
ID=64307431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810871784.3A Pending CN108857231A (en) | 2018-08-02 | 2018-08-02 | Scalable positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108857231A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020883A (en) * | 2021-05-24 | 2021-06-25 | 苏州双祺自动化设备有限公司 | Casting die device convenient for batch welding of workpieces |
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|---|---|---|---|---|
| EP1743792A2 (en) * | 2005-07-12 | 2007-01-17 | GDX North America Inc. | Fitting of flexible strips |
| CN201192763Y (en) * | 2008-04-20 | 2009-02-11 | 比亚迪股份有限公司 | Perforating, pressing and positioning mechanism |
| CN103008947A (en) * | 2012-12-11 | 2013-04-03 | 若宇汽车装备工业（昆山）有限公司 | Automobile part positioning and pressing hook pin structure |
| CN203541889U (en) * | 2013-08-30 | 2014-04-16 | 北汽福田汽车股份有限公司 | Clamping positioning pin |
| CN103801884A (en) * | 2014-03-04 | 2014-05-21 | 安徽江淮汽车股份有限公司 | Clamping positioning tool and welding equipment |
| CN203830984U (en) * | 2014-04-09 | 2014-09-17 | 力帆实业(集团)股份有限公司 | Automobile part barb clamping and locating mechanism |
| CN205764580U (en) * | 2016-05-19 | 2016-12-07 | 昆山集创机电工程有限公司 | A kind of welding tool setup is with striking out clamp system |
| CN206543962U (en) * | 2016-12-29 | 2017-10-10 | 上海君屹工业自动化股份有限公司 | A kind of vehicle body always spells handgrip positioner |
| CN206717336U (en) * | 2017-04-24 | 2017-12-08 | 安徽悦众车身装备有限公司 | A kind of fast positioning support compression mechanism of automobile product part |
| CN207239555U (en) * | 2017-09-20 | 2018-04-17 | 十堰市锋锐达精密机械制造有限公司 | One kind is used in auto welding jig single shaft and stretches positioning and hold-down mechanism |
-
2018
- 2018-08-02 CN CN201810871784.3A patent/CN108857231A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1743792A2 (en) * | 2005-07-12 | 2007-01-17 | GDX North America Inc. | Fitting of flexible strips |
| CN201192763Y (en) * | 2008-04-20 | 2009-02-11 | 比亚迪股份有限公司 | Perforating, pressing and positioning mechanism |
| CN103008947A (en) * | 2012-12-11 | 2013-04-03 | 若宇汽车装备工业（昆山）有限公司 | Automobile part positioning and pressing hook pin structure |
| CN203541889U (en) * | 2013-08-30 | 2014-04-16 | 北汽福田汽车股份有限公司 | Clamping positioning pin |
| CN103801884A (en) * | 2014-03-04 | 2014-05-21 | 安徽江淮汽车股份有限公司 | Clamping positioning tool and welding equipment |
| CN203830984U (en) * | 2014-04-09 | 2014-09-17 | 力帆实业(集团)股份有限公司 | Automobile part barb clamping and locating mechanism |
| CN205764580U (en) * | 2016-05-19 | 2016-12-07 | 昆山集创机电工程有限公司 | A kind of welding tool setup is with striking out clamp system |
| CN206543962U (en) * | 2016-12-29 | 2017-10-10 | 上海君屹工业自动化股份有限公司 | A kind of vehicle body always spells handgrip positioner |
| CN206717336U (en) * | 2017-04-24 | 2017-12-08 | 安徽悦众车身装备有限公司 | A kind of fast positioning support compression mechanism of automobile product part |
| CN207239555U (en) * | 2017-09-20 | 2018-04-17 | 十堰市锋锐达精密机械制造有限公司 | One kind is used in auto welding jig single shaft and stretches positioning and hold-down mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020883A (en) * | 2021-05-24 | 2021-06-25 | 苏州双祺自动化设备有限公司 | Casting die device convenient for batch welding of workpieces |
| CN113020883B (en) * | 2021-05-24 | 2021-08-27 | 苏州双祺自动化设备有限公司 | Casting die device convenient for batch welding of workpieces |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230601 No. 99 Ziyun Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 No. 669 Shixin Road, Taohua Industrial Park, Hefei City, Anhui Province Applicant before: Anhui Jianghuai Automobile Group Limited by Share Ltd |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181123 |
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| RJ01 | Rejection of invention patent application after publication |