CN112475046B - Flaring die in duplex position - Google Patents
Flaring die in duplex position Download PDFInfo
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- CN112475046B CN112475046B CN202011316900.9A CN202011316900A CN112475046B CN 112475046 B CN112475046 B CN 112475046B CN 202011316900 A CN202011316900 A CN 202011316900A CN 112475046 B CN112475046 B CN 112475046B
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- plate
- flaring
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- clamping plate
- piece
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- 238000009434 installation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention discloses a double-station flaring die which is sequentially provided with an upper top plate, a middle clamping plate and a lower bottom plate from top to bottom; a clamping groove is formed in one surface of the upper top plate, which is in contact with the top of the product, an elastic connecting column is arranged on one surface of the upper top plate, one end of the connecting column is fixed to one surface of the upper top plate, and the other end of the connecting column is fixed to the middle clamping plate; the middle clamping plate is provided with a first clamping plate, a second clamping plate and a limiting block; the first clamping plate and the second clamping plate are arranged on the upper surface of the middle clamping plate; the limiting block is fixed at the end part of the middle clamping plate; the end parts of the first clamping plate and the second clamping plate slide on the side wall of the limiting block; the lower bottom plate is provided with a flaring piece, a jacking piece and a separating piece; the flaring piece is installed on the lower bottom plate, the jacking piece is installed on the outer side of the flaring piece, and the separating piece is installed inside the flaring piece.
Description
Technical Field
The invention belongs to the field of dies, and particularly relates to a double-station flaring die.
Background
When a pipe is processed, the pipe often needs to be flared, and when the pipe is flared, a flaring die is generally used for enlarging the opening of the pipe.
However, in the use process of the existing flaring die, flaring is carried out through a flaring block on the die, but in the flaring process, the stability of the product is poor due to the flaring stress of the product, and the existing flaring is carried out manually, so that the efficiency is low, and the product percent of pass is low.
Disclosure of Invention
The invention provides a double-station flaring die, which solves the problems.
In order to solve the above problems, the technical scheme provided by the invention is as follows: a double-station flaring die is sequentially provided with an upper top plate, a middle clamping plate and a lower bottom plate from top to bottom; a clamping groove is formed in one surface of the upper top plate, which is in contact with the top of the product, an elastic connecting column is arranged on one surface of the upper top plate, one end of the connecting column is fixed to one surface of the upper top plate, and the other end of the connecting column is fixed to the middle clamping plate; the middle clamping plate is provided with a first clamping plate, a second clamping plate and a limiting block; the first clamping plate and the second clamping plate are arranged on the upper surface of the middle clamping plate; the limiting block is fixed at the end part of the middle clamping plate; the end parts of the first clamping plate and the second clamping plate slide on the side wall of the limiting block; the lower bottom plate is provided with a flaring piece, a jacking piece and a separating piece; the flaring piece is installed on the lower bottom plate, the jacking piece is installed on the outer side of the flaring piece, and the separating piece is installed inside the flaring piece.
Preferably, two of the hooping pieces are sequentially arranged on one of the clamping plates; the two clamping plates are sequentially provided with two hooping pieces; the first tightening piece and the second tightening piece are arranged oppositely and matched with each other to clamp the product.
Preferably, a positioning hole is arranged on one clamping plate and/or the two clamping plates, and a positioning column arranged on the lower bottom plate is matched and positioned with the positioning hole.
Preferably, the jacking piece is I-shaped, and is provided with a transverse plate, a supporting plate and a base plate; the connecting part of the transverse plate at the top and the two sides of one end of the supporting plate is inclined; the base plate is fixed with the other end of the supporting plate, and the base plate is fixed on the lower bottom plate; the size of the middle lower part of the supporting plate is gradually reduced; the size of the middle lower part of the supporting plate is matched with the clamping gap.
Preferably, the flaring piece is provided with a flaring base and a flaring tube; the flaring base is fixed on the lower bottom plate; the flaring pipe is fixed in the flaring base, a reserved gap is reserved between the outer wall of the flaring pipe and the inner wall of the flaring base, and the size of the flaring pipe is matched with the size of the orifice of a product.
Preferably, the flaring base is further provided with an installation position for installing the separating piece; one end of the separating piece is fixed on the installation position of the flaring base; the other end of the separating member extends vertically upward.
Preferably, the separating member is wedge-shaped, the thick end of the separating member is fixed on the mounting position, and the sharp end of the separating member extends towards the clamping ring formed by the first clamping plate and the second clamping plate.
Preferably, the clamping ring is provided with a first clamping and a second clamping, and the first clamping and the second clamping have the same structure; the first hooping is provided with a first boss and a second boss; the first boss is fixed on one clamping plate, and the second boss is fixed on the first boss; the combination of the first boss and the second boss is in a step shape.
Preferably, the first hooping is in an inner arc shape, the rubber strips are fixed on the inner arc surface of the first hooping, and the rubber strips are arranged in a threaded manner.
Preferably, the end part of the connecting column is fixed on the limiting block; the limiting block is provided with a sliding groove on the binding face of the limiting block and the clamping plate, a convex block is arranged at the end part of the clamping plate which is bound with the limiting block, and the convex block is matched with the sliding groove.
Compared with the prior art, the positioning clamping device has the beneficial effects that by adopting the scheme, the product is positioned and clamped through the upper top plate, the middle clamping plate and the lower bottom plate, the product is clamped through the separation of the first clamping plate and the second clamping plate, the upper flaring pipe of the lower bottom plate is lifted to flare the corresponding product pipe opening, and meanwhile, the lower bottom plate drives the positioning column to ascend so that the positioning column is sleeved in the positioning hole; thereby finishing the flaring work, the scheme has simple structure, and the flaring efficiency is correspondingly improved.
Drawings
In order to illustrate embodiments or technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that other drawings can be obtained based on these drawings without inventive effort.
FIG. 1 is one of the general schematic structures of the present invention;
FIG. 2 is a second general structural diagram of the present invention;
fig. 3 is a third schematic diagram of the structure of the present invention.
Detailed Description
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "fixed," "integrally formed," "left," "right," and the like as used herein are for illustrative purposes only, and elements of similar structure are identified by the same reference numerals in fig. 1-3.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1-3, one embodiment of the present invention is: a double-station flaring die is sequentially provided with an upper top plate 1, a middle clamping plate 2 and a lower bottom plate 3 from top to bottom; a clamping groove is formed in one surface of the upper top plate 1, which is in contact with the top of a product, an elastic connecting column is arranged on one surface of the upper top plate, one end of the connecting column is fixed to one surface of the upper top plate, and the other end of the connecting column is fixed to the middle clamping plate 2;
the middle splint 2 is provided with a first splint 25, a second splint 22 and a limiting block 20; the first clamping plate 25 and the second clamping plate 22 are arranged on the upper surface of the middle clamping plate 2; the limiting block 20 is fixed at the end part of the middle clamping plate 2; the ends of both the first clamping plate 25 and the second clamping plate 22 slide on the side wall of the limiting block 20; further, the limiting blocks comprise a first limiting block 20 and a second limiting block, one end of the first elastic piece 29 is fixed with one end of the first limiting block 20, and the other end of the first elastic piece 29 is fixed with one end of the second clamping plate 22; one end of the second resilient member is fixed with one end of the second limiting block, and the other end of the second resilient member is fixed with one end of one clamping plate 25; the first resilient member 29 and the second resilient member are extension springs.
The lower bottom plate 3 is provided with a flaring piece 26, a jacking piece 21 and a separating piece 28; the flaring member 26 is mounted on the lower base plate 3, the jacking members 21 are mounted outside the flaring member 26, and the separating member 28 is mounted inside the flaring member 26.
Preferably, said one clamping plate 25 is provided with two one of its hooping members 23 arranged in sequence; the two clamping plates 22 are sequentially provided with two hooping pieces 23; the first clamping piece 23 and the second clamping piece 23 are arranged oppositely, and the first clamping piece and the second clamping piece cooperate with each other to clamp the product.
Preferably, the first clamping plate 25 and/or the second clamping plate 22 are/is provided with positioning holes 24, and positioning columns 27 mounted on the lower base plate 3 are matched and positioned with the positioning holes 24.
Preferably, the jacking piece 21 is in an I shape, and the jacking piece 21 is provided with a transverse plate, a supporting plate and a base plate; the connecting part of the transverse plate at the top and the two sides of one end of the supporting plate is inclined; the base plate is fixed with the other end of the supporting plate, and the base plate is fixed on the lower bottom plate 3; the size of the middle lower part of the supporting plate is gradually reduced; the size of the middle lower part of the supporting plate is matched with the clamping gap.
Preferably, the flared piece 26 is provided with a flared base and a flared tube; the flaring base is fixed on the lower bottom plate 3; the flaring pipe is fixed in the flaring base, a reserved gap is reserved between the outer wall of the flaring pipe and the inner wall of the flaring base, and the size of the flaring pipe is matched with that of the flaring pipe.
Preferably, the flaring base is further provided with a mounting position for mounting the separating piece 28; one end of the separating piece 28 is fixed on the installation position of the flaring base; the other end of the separating member 28 extends vertically upward.
Preferably, the separating member 28 is wedge-shaped, the thick end of the separating member 28 is fixed to the mounting position, and the sharp end of the separating member 28 extends toward the clamping ring formed by the clamping plate 25 and the clamping plates 22.
Preferably, the clamping ring is provided with a first clamping structure and a second clamping structure, and the first clamping structure and the second clamping structure are consistent; the first hooping is provided with a first boss and a second boss; the first boss is fixed on one clamping plate 25 of the first boss, and the second boss is fixed on the first boss; the combination of the first boss and the second boss is in a step shape.
Preferably, the first hooping is in an inner arc shape, the rubber strips are fixed on the inner arc surface of the first hooping, and the rubber strips are arranged in a threaded manner.
Preferably, the end of the connecting column is fixed on the limiting block 20; the binding face of the limiting block 20 and the clamping plate 25 is provided with a sliding groove, the end part of the clamping plate 25 which is bound with the limiting block 20 is provided with a convex block, and the convex block is matched with the sliding groove.
Example 2: firstly, putting a product on the middle clamping plate 2, clamping the top of the product in a clamping groove on the upper top plate 1, putting the lower part of the product in a clamping ring, and pushing the upper top plate 1 to move towards the middle clamping plate 2 by the first air cylinder so that no gap exists between the two ends of the product and the clamping groove and the clamping ring respectively;
the second cylinder pushes the lower bottom plate 3 to move towards the middle clamping plate 2; the top of the jacking piece 21 rises, the jacking piece 21 separates the clamping plate 25 from the clamping plate 22 by utilizing the characteristic of the jacking piece 21 (because the middle part of the jacking piece 21 is wide and the bottom is narrow), the separation gap is gradually reduced, the first springback piece and the second springback piece are restored to the original state (because the end parts of the clamping plate 25 and the clamping plate 22 are respectively flush with the end parts of the first limiting block 20 and the second limiting block), and meanwhile, the flaring pipe rises to flare the pipe orifice of the product passing through the clamping ring.
After the flaring is finished, the first air cylinder drives the upper top plate 1 to ascend, the second air cylinder drives the lower bottom plate 3 to descend, the jacking piece 21 falls back, the clamping plate 25 of the jacking piece is separated from the clamping plate 22 of the jacking piece, and products are picked up manually or by a mechanical arm.
Example 3 differs from example 2 in that: a reserved gap is formed between the outer wall of the flaring tube and the inner wall of the flaring base, and the reserved gap is consistent with the flaring of the product tube opening; for example: the diameter of the mouth of the product is 5cm, the diameter of the product after flaring is 5.3cm, the diameter of the corresponding flaring tube is 5.2cm, and a reserved gap of 0.1cm is reserved between the outer wall of the flaring tube and the inner wall of the flaring base.
Embodiment 4 is different from embodiments 2 and 3 in that a first positioning hole 24 and a second positioning hole 24 are respectively formed on a first clamping plate 25 and a second clamping plate 22 thereof, and a corresponding first positioning column 27 and a corresponding second positioning column 27 are formed on a lower bottom plate 3; when the lower base plate 3 is lifted, the positioning columns 27 can be ensured to be inserted into the corresponding positioning holes 24, so that when the flaring is performed, an external force is excessive, and the clamping plate 25 is separated from the clamping plate 22.
Embodiment 5 is different from embodiments 2, 3 and 4 in that a separating member 28 is installed in the base of the flaring, the upper part of the separating member 28 is flat, and the lower part of the separating member is gradually enlarged, so that the phenomenon that the binding force between the clamping ring and the product is too strong due to too high pressure in the flaring process is prevented, and the clamping ring is separated through the separating member 28.
Example 5: the rubber strip is fixed on the inner arc surface of the first hooping and the inner arc surface of the second hooping, and the contact surface of a product is prevented from being damaged in the flaring process.
Compared with the prior art, the positioning clamping device has the beneficial effects that by adopting the scheme, the product is positioned and clamped through the upper top plate, the middle clamping plate and the lower bottom plate, the product is clamped through the separation of the first clamping plate and the second clamping plate, the upper flaring pipe of the lower bottom plate is lifted to flare the corresponding product pipe opening, and meanwhile, the lower bottom plate drives the positioning column to ascend so that the positioning column is sleeved in the positioning hole; thereby finishing the flaring work, the scheme has simple structure, and the flaring efficiency is correspondingly improved.
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A double-station flaring die is characterized in that an upper top plate, a middle clamping plate and a lower bottom plate are sequentially arranged from top to bottom; a clamping groove is formed in one surface of the upper top plate, which is in contact with the top of the product, an elastic connecting column is arranged on one surface of the upper top plate, one end of the connecting column is fixed to one surface of the upper top plate, and the other end of the connecting column is fixed to the middle clamping plate; the middle clamping plate is provided with a first clamping plate, a second clamping plate and a limiting block; the first clamping plate and the second clamping plate are arranged on the upper surface of the middle clamping plate; the limiting block is fixed at the end part of the middle clamping plate; the end parts of the first clamping plate and the second clamping plate slide on the side wall of the limiting block; the lower bottom plate is provided with a flaring piece, a jacking piece and a separating piece; the flaring piece is mounted on the lower bottom plate, the jacking piece is mounted on the outer side of the flaring piece, and the separating piece is mounted in the flaring piece; the jacking piece is in an I shape and is provided with a transverse plate, a supporting plate and a base plate; the connecting part of the transverse plate at the top and the two sides of one end of the supporting plate is inclined; the base plate is fixed with the other end of the supporting plate, and the base plate is fixed on the lower bottom plate; the size of the middle lower part of the supporting plate is gradually reduced; the size of the middle lower part of the supporting plate is matched with the clamping gap.
2. The double-station flaring die of claim 1, wherein said one clamping plate is provided with two one hooping member in sequence; the two clamping plates are sequentially provided with two hooping pieces; the first tightening piece and the second tightening piece are arranged oppositely and matched with each other to clamp the product.
3. The double-station flaring die of claim 1, wherein positioning holes are formed in one clamping plate and/or two clamping plates, and positioning columns mounted on the lower bottom plate are matched and positioned with the positioning holes.
4. The double-station flaring die of claim 1, wherein said flaring piece is provided with a flaring base and a flaring tube; the flaring base is fixed on the lower bottom plate; the flaring pipe is fixed in the flaring base, a reserved gap is reserved between the outer wall of the flaring pipe and the inner wall of the flaring base, and the size of the flaring pipe is matched with the size of the orifice of a product.
5. The double-station flaring die of claim 4, wherein said flaring base is further provided with a mounting position for mounting said separating member; one end of the separating piece is fixed on the installation position of the flaring base; the other end of the separating member extends vertically upward.
6. The double station flaring die of claim 5, wherein said separating member is wedge-shaped, a butt end of said separating member is secured to said mounting location, and a sharp end of said separating member extends toward a clamping collar formed by said one clamping plate and said two clamping plates.
7. The double-station flaring die of claim 6, wherein said clamping ring is provided with a first clamping part and a second clamping part, and the structures of the first clamping part and the second clamping part are consistent; the first hooping is provided with a first boss and a second boss; the first boss is fixed on one clamping plate, and the second boss is fixed on the first boss; the combination of the first boss and the second boss is in a step shape.
8. The double-station flaring die of claim 7, wherein said first tightening member is an inward arc, said inward arc of said first tightening member holds a rubber strip, and a plurality of said rubber strips are arranged in a threaded manner.
9. The double-station flaring die of claim 5, wherein the end of the connecting column is fixed on the limiting block; the limiting block is provided with a sliding groove on the binding face of the limiting block and the clamping plate, a convex block is arranged at the end part of the clamping plate which is bound with the limiting block, and the convex block is matched with the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011316900.9A CN112475046B (en) | 2020-11-23 | 2020-11-23 | Flaring die in duplex position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011316900.9A CN112475046B (en) | 2020-11-23 | 2020-11-23 | Flaring die in duplex position |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112475046A CN112475046A (en) | 2021-03-12 |
| CN112475046B true CN112475046B (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011316900.9A Active CN112475046B (en) | 2020-11-23 | 2020-11-23 | Flaring die in duplex position |
Country Status (1)
| Country | Link |
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| CN (1) | CN112475046B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU411943A1 (en) * | 1971-10-25 | 1974-01-25 | MACHINE FOR HANDLING ENDS OF PIPES | |
| CN85104746A (en) * | 1985-06-21 | 1986-12-17 | 北京有色金属研究总院 | A kind of local expander for long metal pipe |
| CN101722243A (en) * | 2008-10-17 | 2010-06-09 | 铜联商务咨询（上海）有限公司 | Method for expansion copper pipe |
| WO2011095586A1 (en) * | 2010-02-05 | 2011-08-11 | Maus Italia F. Agostino & C. S.A.S. | Torque-controlled pipe expander particularly for the pipe expansion in heat exchangers and boilers |
| CN105251897A (en) * | 2015-12-01 | 2016-01-20 | 江西江铃底盘股份有限公司 | Flaring die capable of simultaneously flaring two ends of two casing pipes of automobile front axle and machining technology of flaring die |
| CN106238579A (en) * | 2016-08-30 | 2016-12-21 | 安徽省中阳管业有限公司 | A kind of tubing both-end flaring die |
| CN208613559U (en) * | 2018-08-09 | 2019-03-19 | 吴江市东力工具有限公司 | Eccentric ditator |
| CN212350146U (en) * | 2020-05-12 | 2021-01-15 | 成都同泰汽车零部件有限公司 | Novel pressure expansion type pipe orifice diameter expansion die |
-
2020
- 2020-11-23 CN CN202011316900.9A patent/CN112475046B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU411943A1 (en) * | 1971-10-25 | 1974-01-25 | MACHINE FOR HANDLING ENDS OF PIPES | |
| CN85104746A (en) * | 1985-06-21 | 1986-12-17 | 北京有色金属研究总院 | A kind of local expander for long metal pipe |
| CN101722243A (en) * | 2008-10-17 | 2010-06-09 | 铜联商务咨询（上海）有限公司 | Method for expansion copper pipe |
| WO2011095586A1 (en) * | 2010-02-05 | 2011-08-11 | Maus Italia F. Agostino & C. S.A.S. | Torque-controlled pipe expander particularly for the pipe expansion in heat exchangers and boilers |
| CN105251897A (en) * | 2015-12-01 | 2016-01-20 | 江西江铃底盘股份有限公司 | Flaring die capable of simultaneously flaring two ends of two casing pipes of automobile front axle and machining technology of flaring die |
| CN106238579A (en) * | 2016-08-30 | 2016-12-21 | 安徽省中阳管业有限公司 | A kind of tubing both-end flaring die |
| CN208613559U (en) * | 2018-08-09 | 2019-03-19 | 吴江市东力工具有限公司 | Eccentric ditator |
| CN212350146U (en) * | 2020-05-12 | 2021-01-15 | 成都同泰汽车零部件有限公司 | Novel pressure expansion type pipe orifice diameter expansion die |
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| CN112475046A (en) | 2021-03-12 |
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Effective date of registration: 20220329 Address after: 400020 plant 1, No. 103, Changmei Road, Yuzui Town, Jiangbei District, Chongqing Applicant after: CHONGQING HUAQING AUTOMOBILE FITTINGS Co.,Ltd. Address before: 518000 Room 101, building A4, Shanxia community, Pinghu street, Longgang District, Shenzhen, Guangdong Province Applicant before: SHENZHEN HAOHUA TECHNOLOGY CO.,LTD. |
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