CN1554512A - Hollow polygon body forming method - Google Patents
Hollow polygon body forming method Download PDFInfo
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- CN1554512A CN1554512A CNA2003101097203A CN200310109720A CN1554512A CN 1554512 A CN1554512 A CN 1554512A CN A2003101097203 A CNA2003101097203 A CN A2003101097203A CN 200310109720 A CN200310109720 A CN 200310109720A CN 1554512 A CN1554512 A CN 1554512A
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- knuckle
- rib
- plate
- dihedral angle
- circular arc
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Abstract
The hollow prism forming method includes punching one side of metal plate with one upper punching mold and one lower punching mold to form one folded angle for two planes of the prism, punching the other side of the metal plate with the molds to form the other folded angle, repeating the punching process for several times to form one prism with opened mouth, and finally welding the two butt jointed planes. Similarly, hollow prism with circular surface may be formed. The said forming process has less steps, and the formed prism has high strength and high quality.
Description
Technical field
The present invention relates to a kind of hollow multiple edge body forming method, particularly the hollow hexagonal prism forming method of highway fender rod installation.
Background technology
Hollow multiple edge body is used for supporting and connecting; particularly at the vertical fender rod of the circle of highway both sides, speedway both sides and the hollow hexagonal prism between the horizontal protective plate; when alleviating car crass to protected apron to the impact force of vertical fender rod and the destruction on road surface, roadside; in car crass buffering through hollow hexagonal prism when the protected apron; to alleviating the damage of vertical fender rod, obviously play a protective role.Because the cross section of hollow multiple edge body is closed curve or polygon, be difficult to after the moulding take out from shaping mould, existing hollow multiple edge body forming method is that branch is body formed, forming method as hollow hexagonal prism is that the long-bar metal plate is installed on the shaping mould, with 200 tons of punch presses, earlier strike out 120 ° flanging on the both sides of long-bar metal plate, strike out two 120 ° dihedral angle then again at the middle part of two flangings with punch press, through twice punching press, the long-bar metal plate strikes out four bending plates of four dihedral angles, one breach is arranged between four bending plates, dash a circular arc plate or a flat board with punch press, circular arc plate or the dull and stereotyped breach that is welded to four bending plates, form hollow hexagonal prism at last.It is the circular arc plate that the hollow hexagonal prism that is used for highway has side plate, and the inboard of circular arc plate matches with vertical fender rod.Existing hollow multiple edge body forming method operation is more to have three road stamping procedures as hollow hexagonal prism, twice punching press long-bar metal plate, one punching press flat board or circular arc plate, the punching template volume is bigger, main is between circular arc plate or dull and stereotyped and four bending plates two weld seams to be arranged, difficult quality control easily causes producing waste product, does not reach the requirement of instructions for use or the countries concerned's standard.
Summary of the invention
In order to overcome the deficiency that existing hollow multiple edge body forming method operation is many, moulding form big, non-conformity of quality closes requirement, the invention provides a kind of hollow multiple edge body forming method, this forming method operation is few, the hollow multiple edge body quality height of processing.
Technical scheme of the present invention mainly is the knuckle moulding punching press patrix that adopts on one side to the knuckle shaping staking punch that crosses out, get workpiece in the direction vertical from mould with punching press, the difficult point that hollow multiple edge body takes out from mould after the sealing moulding when having solved punch forming, but so monomer moulding, it is an available metal sheet punch forming, on one side opposite spiral compression spring is installed with the moulding staking punch, spiral compression spring and moulding staking punch are arranged on the both sides of punch press installing handle, form recessive bar thick stick, stamping parts is to the distortion power of punch press, with the stamping press balance of another side when reducing punching press.
Forming method of the present invention is that the monomer moulding is the single piece of metal sheet metal forming, earlier metal sheet is cut into the strip metal sheet, the width of strip metal sheet equals the length of the hollow multiple edge body of institute's moulding, the length of strip metal sheet equals the girth of hollow multiple edge body, use one side of strip metal sheet the patrix of knuckle moulding stamping die and the horizontal punching press of counterdie to be converted into knuckle plate earlier with a dihedral angle knuckle rib with knuckle moulding stamping die of dihedral angle chamfered groove with the knuckle shaping staking punch that crosses out, one side of knuckle plate is less than the width of hollow multiple edge body one side, then the another side of knuckle plate is converted into second dihedral angle knuckle rib with the horizontal punching press of same knuckle moulding stamping die again, strike out other dihedral angle knuckle rib so successively, process is no less than twice punching press, punch forming is the polygon of cross-sectional openings, at last the both sides of knuckle plate to firmly welding together.
The counterdie of knuckle moulding stamping die has a dihedral angle chamfered groove, and the dihedral angle of chamfered groove equates with the dihedral angle of the hollow multiple edge body of institute moulding; The patrix of knuckle moulding stamping die is inverted T-shaped, the patrix middle part of knuckle moulding stamping die is an installing handle, be the knuckle shaping staking punch that crosses out on one side, the length of this staking punch is greater than the length of the hollow multiple edge body of institute's moulding, knuckle shaping staking punch bottom is a dihedral angle dihedral rib, the dihedral angle of dihedral rib equates with the dihedral angle of the hollow multiple edge body of institute moulding, avoid influencing the application life of punch press for the instructions for use that meets punch press, between the patrix of knuckle moulding stamping die and counterdie, spiral compression spring is installed, spiral compression spring and moulding staking punch are arranged on the both sides of the patrix installing handle of knuckle moulding stamping die, form recessive bar thick stick, stamping parts is to the distortion power of punch press when reducing punching press, stamping press balance with another side, the two ends of spiral compression spring withstand on the another side and the lower die face of patrix respectively, and the elastic force of spiral compression spring and stamping forming stamping press adapt.The bottom of general knuckle moulding staking punch is a dihedral angle angle rib, and dihedral angle equates with an interior angle of hollow multiple edge body.
Locate during for the ease of punching press, the bar shaped positioning table parallel with chamfered groove arranged in one side of chamfered groove, the distance between vertical plane of symmetry of positioning table and chamfered groove equates with the polygonal length of side in the cross section of hollow multiple edge body.
Can process the equilateral hollow multiple edge body of 3-18 rib with above-mentioned forming method, but the equilateral hollow multiple edge body of general machine-shaping 3-12 rib.But machine-shaping 4,6,8,10,12 non-equilateral hollow multiple edge bodies also, this hollow multiple edge body has the length on an opposite side and other limit unequal.During punch forming, the length of the stamping forming side of available locating piece alignment restrictions also can be at the bullion lining out, according to the line punching press of drawing.
The hollow multiple edge body that one circular arc plate is arranged for machine-shaping, earlier became one side of strip metal sheet both sides to have the circular arc plate of knuckle rib with punch ram have the knuckle rib of dihedral angle in punching press before, the strip sheet metal forming is the knuckle plate with circular arc plate, one side of the knuckle rib that keeps to the side is flanging, the width of flanging is less than the width of hollow multiple edge body one side, one side of another knuckle rib is bar-shaped plate, and the angle between flanging and the stripe board is 1/2nd of an interior angle of hollow multiple edge body; Be the knuckle plate of circular arc plate opposite side that bar-shaped plate uses the patrix of the knuckle stamping die with the knuckle shaping staking punch that crosses out and the horizontal punching press of counterdie with knuckle stamping die of dihedral angle chamfered groove to be converted into first dihedral angle knuckle rib again, strike out other dihedral angle knuckle rib so successively, process is no less than twice punching press, punch forming is the polygon of cross-sectional openings, at last the both sides of knuckle plate to firmly welding together.
The counterdie of circular arc stamping die has an arc-shaped surface, respectively there is an inclined-plane on the both sides of arc-shaped surface, angle between two inclined-planes be institute's moulding hollow multiple edge body an interior angle 1/2nd, the patrix of circular arc stamping die also has an arc-shaped surface, one of the arc-shaped surface of patrix and counterdie recessed one protruding mutual corresponding and match, respectively there is an inclined-plane on both sides at this arc-shaped surface, angle between these two inclined-planes be hollow multiple edge body an interior angle 1/2nd, two inclined-planes of patrix are also corresponding with two inclined-planes of counterdie and match.The both sides of the arc-shaped surface of spill constitute two parallel angle ribs with two inclined-planes.
When the hollow hexagonal prism of one circular arc plate being arranged with the above-mentioned method that shapes machine-shaping, earlier became one side punch ram of strip metal sheet both sides to have the circular arc plate of knuckle rib have the knuckle rib of 120 ° of dihedral angles in punching press before, the strip sheet metal forming is the knuckle plate with circular arc plate, one side of the knuckle rib that keeps to the side is flanging, the width of flanging is less than the width of hollow hexagonal prism one side, one side of another knuckle rib is bar-shaped plate, and the angle between flanging and the stripe board is 60 °; Also be that bar-shaped plate uses the patrix of the knuckle moulding stamping die with the knuckle shaping staking punch that crosses out and the horizontal punching press of counterdie with knuckle moulding stamping die of 120 ° of dihedral angle chamfered grooves to be converted into first 120 ° of dihedral angle knuckle ribs again the knuckle plate of circular arc plate opposite side, strike out second, the 3rd, the 4th angle so successively and be 120 ° dihedral angle knuckle rib, punch forming is the hexagon of cross-sectional openings, at last the both sides of knuckle plate to firmly welding together.Angle between the inclined-plane on the arc-shaped surface both sides of the upper die and lower die of circular arc stamping die is 60 °.
The present invention adopts the stamping die from the downward punching press of side with T shape, and use spring balancing, solved the problem that hollow multiple edge body takes out from mould after the sealing moulding, reduced molding procedure, reduced the expense of punch forming module, two weld seams of existing forming method are reduced to one, improved the intensity and the product quality of product.Particularly machine-shaping is used for the hollow hexagonal prism that an arc surface is arranged that the speedway protected apron is used, and quality satisfies instructions for use, and reaches relative national standards.
Description of drawings
Fig. 1 is the front view of hollow hexagonal prism.
Fig. 2 is the vertical view of hollow hexagonal prism.
Fig. 3 is hollow hexagonal prism forming method stamping procedure one schematic front view of the present invention.
Fig. 4 is hollow hexagonal prism forming method stamping procedure three schematic front view of the present invention.
Fig. 5 is hollow hexagonal prism forming method stamping procedure six signal right views of the present invention.
Fig. 6 is the hollow hexagonal prism front view of arc.
Fig. 7 is the hollow hexagonal prism vertical view of arc.
Fig. 8 is the hollow hexagonal prism forming method of arc of the present invention stamping procedure one schematic front view.
Fig. 9 is the hollow hexagonal prism forming method of arc of the present invention stamping procedure two schematic front view.
Figure 10 is the hollow hexagonal prism forming method of arc of the present invention stamping procedure five schematic front view.
The transverse sectional view of the equilateral hollow hexagonal prism of Figure 11 right and wrong.
Among the above-mentioned figure:
1, hollow hexagonal prism 2, first flanging 3, soldered
4, the 7th flanging 5, patrix 6, moulding staking punch
7, bar shaped positioning table 8, counterdie 9, side
10, chamfered groove 11, side 12, bar steel plate
13, the first knuckle rib 14, the second knuckle rib 15, installing handle
16, groove 17, spiral compression spring 18, the hollow hexagonal prism of arc
19, second flanging 20, the second knuckle rib 21, circular arc plate
22, the first knuckle rib 23, first flanging 24, soldered
25, the 6th flanging 26, the 5th flanging 27, patrix
28, circular arc concave surface 29, inclined-plane 30, angle rib
31, bar shaped positioning table 32, inclined-plane 33, counterdie
34, arc convex surface 35, chamfered groove 36, bar steel plate 37, non-equilateral hollow hexagonal prism
The specific embodiment
Describe the forming method of hollow multiple edge body of the present invention in detail below in conjunction with embodiment and accompanying drawing thereof.
Embodiment one is the forming method of hollow hexagonal prism, the present embodiment moulding be that rib is long 200 millimeters, the width of side is 108 millimeters a hollow positive hexagonal prism, sees Fig. 1, Fig. 2.Forming method of the present invention is the monomer moulding, first according to a conventional method steel plate strikes out bar steel plate 12, the width of bar steel plate 12 is 200 millimeters, length is 108 * 6 millimeters, bar steel plate 12 is placed on the counterdie 8 of knuckle moulding stamping die of punch press, one side of bar steel plate 12 is converted into the knuckle plate of the first knuckle rib 13 with 120 ° of dihedral angles with the patrix 5 of the knuckle moulding stamping die with the knuckle shaping staking punch 6 that crosses out and the counterdie 8 horizontal punching presses with knuckle moulding stamping die of dihedral angle chamfered groove 10, first flanging 2 is wide to be 54 millimeters, referring to Fig. 3, then bar steel plate 12 to moving to left, run into bar shaped positioning table 7, stamp out the second knuckle rib 14, the 3rd knuckle rib, the 4th knuckle rib, the 5th knuckle rib, the 6th knuckle rib, the dihedral angle of six knuckle ribs is 120 °, referring to Fig. 4, be shaped to the hexagon of cross-sectional openings.At last first flanging 2 and 4 pairs of the 7th flangings are firmly welded together, the hollow hexagonal prism 1 of Fig. 2.
The counterdie 8 of knuckle moulding punching press horizontal stroke has a chamfered groove 10, the dihedral angle that two sides 11 of chamfered groove 10 form is 120 °, other on the left side of chamfered groove 10 have a bar shaped positioning table 7 parallel with chamfered groove 10, distance between vertical plane of symmetry of bar shaped positioning table 7 and chamfered groove 10 is 108 millimeters, equates with the polygonal length of side of the cross section of hollow hexagonal prism 1.The patrix 5 of knuckle moulding stamping die is inverted T-shaped, patrix 5 middle parts are installing handle 15, referring to Fig. 5, the bottom on the left side of the patrix 5 of knuckle moulding stamping die is the knuckle moulding staking punch 6 of protruding dihedral angle under cross section is, dihedral angle between two sides 9 of knuckle moulding staking punch 6 is 120 °, referring to Fig. 3, Fig. 4, avoid influencing the application life of punch press for the instructions for use that meets punch press, between the patrix 5 of knuckle moulding stamping die and counterdie 8 spiral compression spring 17 is installed, the two ends of spiral compression spring 17 withstand on respectively on the right and counterdie 8 of patrix 5.Spiral compression spring 17 and knuckle moulding staking punch 6 are arranged on the both sides of patrix 5 installing handles 15 of knuckle moulding stamping die, see Fig. 5.
Forming method with embodiment one is done corresponding modify to the angle of punching press counterdie 8, punching press patrix 5, can process other equilateral hollow multiple edge body, as hollow triangular prism, hollow eight rib bodies.
Embodiment two is forming methods of the hollow hexagonal prism 18 of arc, its moulding be that rib is long 200 millimeters, the width of side is that 108 millimeters, one of them side are the hollow hexagonal prism of circular arc plate 21, the radius of circular arc plate 21 is 60 millimeters, sees Fig. 6, Fig. 7.Earlier the bar steel plate 36 of planting is placed on the counterdie 33 of the circular arc stamping die that is installed in punch press, see Fig. 8, become one side of bar steel plate 36 both sides to have the circular arc plate 21 of the first knuckle rib 22 and the second knuckle rib 20 with punch ram, see Fig. 9, side at the first knuckle rib 22 is first flanging 23, the width of first flanging 23 is 54 millimeters, one side of the second knuckle rib 20 is the also i.e. flat board of punching press not of second flanging 19, angle between first flanging 23 and second flanging 19 is 60 °, use one side of the bar steel plate 36 of circular arc plate 21 opposite sides the patrix 5 of knuckle moulding stamping die and counterdie 8 horizontal punching presses to be converted into the 3rd knuckle rib again with 120 ° of dihedral angles with knuckle moulding stamping die of dihedral angle chamfered groove 10 with the knuckle shaping staking punch 6 that crosses out, strike out the 4th so successively, the 5th, the 6th angle is 120 ° dihedral angle knuckle rib, punch forming is the hexagon of cross-sectional openings, see Figure 10, at last the slit between hexagonal first flanging 23 of opening and the 6th flanging 25 to firmly welding together into soldered 24.
Circular arc punching press counterdie 33 has an arc convex surface that makes progress 34, respectively there is an inclined-plane 32 on the both sides of arc convex surface 34, angle between two inclined-planes 32 is 60 °, form two chamfered grooves 35 between two inclined-planes 32 and the arc convex surface 34, circular arc punching press patrix 27 has a circular arc concave surface 28 that makes progress, arc convex surface 34 and circular arc concave surface 28 is corresponding mutually and match, on the both sides of circular arc concave surface 28 inclined-plane 29 is arranged respectively, angle between two inclined-planes 29 is 60 °, two inclined-planes 29 constitute two parallel angle ribs 30 with the both sides of circular arc concave surface 28, and two inclined-planes 29 of circular arc punching press patrix 27 are also corresponding with two inclined-planes 32 of circular arc punching press counterdie 33 and match.
Forming method with embodiment two is done corresponding modify to punching press counterdie 8, punching press patrix 5, circular arc punching press patrix 27 and circular arc punching press counterdie 33, can process other hollow multiple edge body with circular arc such as hollow five rib bodies, hollow eight rib bodies.
Shape with the non-equilateral hollow hexagonal prism of forming method of the present invention processing is seen Figure 11, wherein up and down the width on both sides greater than the width on other limit.
The above embodiments are not limitations of the present invention.
Claims (3)
1, a kind of hollow multiple edge body forming method, it is characterized in that: adopt the single piece of metal sheet metal forming, earlier metal sheet is cut into the strip metal sheet, the width of strip metal sheet equals the length of the hollow multiple edge body of institute's moulding, the length of strip metal sheet equals the girth of hollow multiple edge body, use one side of strip metal sheet the patrix of knuckle moulding stamping die and the horizontal punching press of counterdie to be converted into knuckle plate earlier with a dihedral angle knuckle rib with knuckle moulding stamping die of dihedral angle chamfered groove with the knuckle shaping staking punch that crosses out, one side of knuckle plate is less than the width of hollow multiple edge body one side, then the another side of knuckle plate is converted into second dihedral angle knuckle rib with the horizontal punching press of same knuckle moulding stamping die again, strike out other dihedral angle knuckle rib so successively, process is no less than twice punching press, punch forming is the polygon of cross-sectional openings, at last the both sides of knuckle plate to firmly welding together.
2, hollow multiple edge body forming method according to claim 1, it is characterized in that: have in punching press before the knuckle rib of dihedral angle, earlier become one side of strip metal sheet both sides to have the circular arc plate of knuckle rib with punch ram, the strip sheet metal forming is the knuckle plate with circular arc plate, one side of the knuckle rib that keeps to the side is flanging, the width of flanging is less than the width of hollow multiple edge body one side, one side of another knuckle rib is bar-shaped plate, and the angle between flanging and the stripe board is 1/2nd of an interior angle of hollow multiple edge body; Use the bar-shaped plate of circular arc plate opposite side the patrix of knuckle stamping die and the horizontal punching press of counterdie to be converted into first dihedral angle knuckle rib again with knuckle stamping die of dihedral angle chamfered groove with the knuckle shaping staking punch that crosses out, strike out other dihedral angle knuckle rib so successively, process is no less than twice punching press, punch forming is the polygon of cross-sectional openings, at last the both sides of knuckle plate to firmly welding together, machine-shaping has the hollow multiple edge body of a circular arc plate.
3, hollow multiple edge body forming method according to claim 2, it is characterized in that: became one side punch ram of strip metal sheet both sides to have the circular arc plate of knuckle rib earlier have the knuckle rib of dihedral angle in punching press before, the strip sheet metal forming is the knuckle plate with circular arc plate, one side of the knuckle rib that keeps to the side is flanging, the width of flanging is less than the width of hollow hexagonal prism one side, one side of another knuckle rib is bar-shaped plate, and the angle between flanging and the stripe board is 60 °; Also be that bar-shaped plate uses the patrix of the knuckle moulding stamping die with the knuckle shaping staking punch that crosses out and the horizontal punching press of counterdie with knuckle moulding stamping die of 120 ° of dihedral angle chamfered grooves to be converted into first 120 ° of dihedral angle knuckle ribs again the knuckle plate of circular arc plate opposite side, strike out second, the 3rd, the 4th angle so successively and be 120 ° dihedral angle knuckle rib, punch forming is the hexagon of cross-sectional openings, at last the both sides of knuckle plate to firmly welding together.Angle between the inclined-plane on the arc-shaped surface both sides of the upper die and lower die of circular arc stamping die is 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101097203A CN1297369C (en) | 2003-12-26 | 2003-12-26 | Hollow polygon body forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101097203A CN1297369C (en) | 2003-12-26 | 2003-12-26 | Hollow polygon body forming method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1554512A true CN1554512A (en) | 2004-12-15 |
| CN1297369C CN1297369C (en) | 2007-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101097203A Expired - Fee Related CN1297369C (en) | 2003-12-26 | 2003-12-26 | Hollow polygon body forming method |
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| CN (1) | CN1297369C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133592A (en) * | 2010-11-29 | 2011-07-27 | 厦门金龙汽车车身有限公司 | Sheet metal part depression making method |
| CN105215080A (en) * | 2015-06-03 | 2016-01-06 | 豫新汽车空调股份有限公司 | A kind of Type B flat tube moulding process and mould thereof |
| CN114160621A (en) * | 2021-12-20 | 2022-03-11 | 江苏神通阀门股份有限公司 | Method for bending filter cylinder of pit filter |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1256688B (en) * | 1992-03-04 | 1995-12-12 | Lara Consultants Srl | PROCEDURE FOR THE CREATION OF STRUCTURAL MANUFACTURES THROUGH, COMBINED PROCESSING OF CUTTING AND WELDING, EQUIPMENT FOR THE EXECUTION OF SUCH PROCEDURE AND MANUFACTURES SO OBTAINED |
| CN2138144Y (en) * | 1992-12-19 | 1993-07-14 | 中国公路工程咨询监理总公司 | Road waved guardrail |
| JP2000202527A (en) * | 1999-01-12 | 2000-07-25 | Matsuda Kogyosho:Kk | Closing method and its device |
| CN100469482C (en) * | 2000-02-04 | 2009-03-18 | 株式会社理光 | Tube, tubr making method and device, semifinished tube, supporting member, supporter structure and image forming device |
-
2003
- 2003-12-26 CN CNB2003101097203A patent/CN1297369C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133592A (en) * | 2010-11-29 | 2011-07-27 | 厦门金龙汽车车身有限公司 | Sheet metal part depression making method |
| CN105215080A (en) * | 2015-06-03 | 2016-01-06 | 豫新汽车空调股份有限公司 | A kind of Type B flat tube moulding process and mould thereof |
| CN105215080B (en) * | 2015-06-03 | 2017-08-22 | 豫新汽车空调股份有限公司 | A kind of Type B flat tube moulding process and its mould |
| CN114160621A (en) * | 2021-12-20 | 2022-03-11 | 江苏神通阀门股份有限公司 | Method for bending filter cylinder of pit filter |
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| Publication number | Publication date |
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| CN1297369C (en) | 2007-01-31 |
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Owner name: SHANXI TAIGANG STAINLESS STEEL CO., LTD. Free format text: FORMER OWNER: TAIYUAN IRON AND STEEL (GROUP) CO LTD Effective date: 20070629 |
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Effective date of registration: 20070629 Address after: 030003 No. 2 lawn street, Taiyuan, Shanxi Patentee after: Shanxi Taigang Stainless Steel Co., Ltd. Address before: 030003 No. 2, sharp lawn, Taiyuan City, Shanxi Province Patentee before: Taiyuan Iron & Steel (Group) Co., Ltd. |
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