CN102294406A - High strength plate over-drawing mould with movable drawing rib - Google Patents
High strength plate over-drawing mould with movable drawing rib Download PDFInfo
- Publication number
- CN102294406A CN102294406A CN2011102629207A CN201110262920A CN102294406A CN 102294406 A CN102294406 A CN 102294406A CN 2011102629207 A CN2011102629207 A CN 2011102629207A CN 201110262920 A CN201110262920 A CN 201110262920A CN 102294406 A CN102294406 A CN 102294406A
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- Prior art keywords
- die
- blank holder
- movable brake
- strength plate
- brake beads
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- 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.)
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- 239000011324 bead Substances 0.000 claims description 52
- 239000000463 material Substances 0.000 claims description 8
- 230000011218 segmentation Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 229910000885 Dual-phase steel Inorganic materials 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000010955 niobium Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention relates to a high strength plate over-drawing mould with a movable drawing rib. The high strength plate over-drawing mould with the movable drawing rib comprises an upper mould holder and a lower mould holder, wherein a female mould is fixed below the upper mould holder; and a male mould is fixed on the lower mould holder. The high strength plate over-drawing mould with the movable drawing rib is characterized in that: a binder ring is sleeved outside the male mould; a balance block is arranged between the binder ring and the upper mould holder; an adjustment cushion is arranged between the binder ring and the lower mould holder; the movable drawing rib and a drawing rib support rod are arranged on the binder ring; the drawing rib support rod limits the relative positions of the movable drawing rib and the binder ring through a hoop; a cushion block is arranged between the lower end of the drawing rib support rod and the lower mould holder; the movable drawing rib is manufactured in segments; each segment of the movable drawing rib is 300mm long; the movable drawing rib is matched with the binder ring in a sliding mode; and the binder ring is controlled to be lifted by a first grade mandrel and a second grade mandrel.
Description
Technical field
The present invention relates to cross drawing die, belong to the metal die field with the high-strength plate of movable brake beads.
Background technology
With head piece inner panel before the automobile is example, and material is dual phase steel CR780DP, its yield strength 6s=420～550Mpa, tensile strength 6b=780～820Mpa, EL=14%, maximum EL=18%, material thickness 0.8.It is a member in car ceiling forward position, when the automobile top-cap impact test, will bear most of load of collision.Dual phase steel is a kind of novel high-strength plate of the eighties of last century generation seventies, in the interior tissue of steel, ferrite and martensite exist simultaneously, so claim dual phase steel, are mainly used in the making of parts such as the preceding bumping post of automobile, center sill, front side beam, seat bracket and door B post.Add oligo-element niobium (Nb) in this steel grade, can make microstructure thinning, improve tensile strength 6b=30-50MPa.The forming height of preceding head piece inner panel is greater than 30mm, still there is the bag of pressure the part, material has contraction and extension during shaping, if adopt common drawing process to be shaped, can produce resilience and torsional deformation, in drawing process, because the inhomogeneities of material flowing velocity, residual stress can present great difference everywhere, and residual stress is the main cause of part resilience and distortion.
Summary of the invention
The objective of the invention is in order to solve serious resilience and the distortion defective of appearance in advanced high-strength plate (two-phase plate) moulding, parameters such as the beading time by regulating bead, beading height, control the flowing velocity of material in the moulding, make its maximum homogenising, eliminate its residual stress as far as possible thereby reach when stretching, prevent that the high-strength plate of the band movable brake beads of part resilience and distortion from crossing drawing die.
The technical scheme that the high-strength plate of band movable brake beads of the present invention is crossed drawing die is: comprise upper bolster and die shoe, fixing die under upper bolster, solid punch on the die shoe, it is characterized in that the outer suit blank holder of described punch, between blank holder and the upper bolster balance weight is installed, between blank holder and the die shoe adjusting pad is installed, movable brake beads and bead pole are installed on the blank holder, bead pole limits the mutual alignment of movable brake beads and blank holder through clip, between bead pole lower end and the die shoe cushion block is installed, the movable brake beads segmentation is made, every segment length 300mm, movable brake beads and blank holder are slidingly matched, and the blank holder lifting is controlled by firsts and seconds two-stage push rod.
The invention discloses a kind of high-strength plate and cross drawing die with movable brake beads, the product forming process, at first, upper bolster is driven by the lathe slide block and rises, blank holder is by firsts and seconds two-stage push rod jack-up, movable brake beads retraction blank holder, movable brake beads and along with blank holder together rises, blank holder after rising 13mm takes up bead pole, the cushion block plane is left in bead pole lower end, place high strength plate and location on blank holder, then, upper bolster is descending, die and blank holder are pushed down the high strength plate earlier, punch is descending with continuing in the high strength plate introducing die cavity simultaneously, bead pole ejects the movable brake beads beading, reaches adjusting pad and the balance weight pier is extremely finished overstretching, the die sinking pickup.Overstretching is the process that just occurred in recent years.Here the overstretching that said overstretching and exterior panel adopt in order to eliminate punch line is not a notion.Here said overstretching, be meant in the overall process that stretches, just mid-term binder or carry out the anti-wrinkling binder of appropriateness not, and when stretching will finish in the later stage, by using the movable brake beads structure, to product (high strength plate) edge, apply tension significantly, make the residual compressive stress of product become tension, thereby eliminate or minimizing resilience and distortion.
The high-strength plate of band movable brake beads of the present invention is crossed drawing die, and described blank holder top is installed and inserted, and the surface of inserting is a material thick (being the thickness of product-high strength plate) with die profile gap.Play the wrinkle resistant effect of binder, prevent also that simultaneously movable brake beads from scurrying out.Described blank holder both sides through inner guide plate and outside guide plate and die shoe be slidingly matched.The assurance lifting is flexible.Install bin root between described upper bolster and the die shoe.The case root plays the correcting effect to the position of upper bolster and die shoe.Locate mutually by the first key between described upper bolster and the die.The first key has been arranged, between upper bolster and the die accurate positioning has been installed.There is the second key to locate mutually between described die shoe and the punch.The second key has been arranged, between die shoe and the punch accurate positioning has been installed.
Description of drawings
Fig. 1 is the structural representation that the high-strength plate of band movable brake beads is crossed drawing die.
The specific embodiment
The present invention relates to a kind of high-strength plate and cross drawing die with movable brake beads, as shown in Figure 1, comprise upper bolster 1 and die shoe 8, at the fixing die 2 of upper bolster 1 time, solid punch 4 on the die shoe 8, it is characterized in that the outer suit blank holder 6 of described punch, balance weight 11 is installed between blank holder 6 and the upper bolster 1, adjusting pad 10 is installed between blank holder 6 and the die shoe 8, movable brake beads 5 and bead pole 9 are installed on the blank holder, bead pole 9 limits the mutual alignment of movable brake beads 5 and blank holder 6 through clip 13, cushion block 21, movable brake beads 5 segmentation manufacturings, every segment length 300mm are installed between bead pole 9 lower ends and the die shoe 8, movable brake beads and blank holder 6 are slidingly matched, and blank holder 6 liftings are by 14 controls of firsts and seconds two-stage push rod.The product forming process, at first, upper bolster 1 is driven by the lathe slide block and rises, blank holder 6 is by firsts and seconds two-stage push rod 14 jack-up, movable brake beads 5 retraction blank holders 6, movable brake beads and along with blank holder together rises, blank holder after rising 13mm takes up bead pole 9, and cushion block 21 planes are left in bead pole lower end, places high strength plate and location on blank holder 6, then, upper bolster 1 is descending, die 2 and blank holder 6 are pushed down the high strength plate earlier, and it is descending that die cavity 20 interior continuation introduced the high strength plate simultaneously by punch 4, and bead pole 9 ejects movable brake beads 5 beadings, reach adjusting pad 10 and balance weight 11 piers are extremely finished overstretching, the die sinking pickup.Overstretching is the process that just occurred in recent years.Here the overstretching that said overstretching and exterior panel adopt in order to eliminate punch line is not a notion.Here said overstretching, be meant in the overall process that stretches, just mid-term binder or carry out the anti-wrinkling binder of appropriateness not, and when stretching will finish in the later stage, by using the movable brake beads structure, to product (high strength plate) edge, apply tension significantly, make the residual compressive stress of product become tension, thereby eliminate or minimizing resilience and distortion.Described blank holder 6 tops are installed and are inserted 3, and 3 surfaces of inserting are a material thick (being the thickness of product-high strength plate) with die 2 profile gaps 19.Play the wrinkle resistant effect of binder, prevent also that simultaneously movable brake beads 5 from scurrying out.Described blank holder 6 both sides are slidingly matched through inner guide plate 7 and outer guide plate 12 and die shoe 8.The assurance lifting is flexible.Install bin root 15 between described upper bolster 1 and the die shoe 8.15 pairs of upper bolsters of case root 1 play the correcting effect with the position of die shoe 8.Locate mutually by first key 17 between described upper bolster 1 and the die 2.First key 17 has been arranged, between upper bolster 1 and the die 2 accurate positioning has been installed.There is second key 18 to locate mutually between described die shoe 8 and the punch 4.Second key 18 has been arranged, between die shoe 8 and the punch 4 accurate positioning has been installed.
Claims (6)
1. the high-strength plate of band movable brake beads is crossed drawing die, comprise upper bolster (1) and die shoe (8), at the following fixedly die (2) of upper bolster (1), die shoe (8) is gone up solid punch (4), it is characterized in that the outer suit blank holder (6) of described punch, between blank holder (6) and the upper bolster (1) balance weight (11) is installed, between blank holder (6) and the die shoe (8) adjusting pad (10) is installed, movable brake beads (5) and bead pole (9) are installed on the blank holder, bead pole (9) limits the mutual alignment of movable brake beads (5) and blank holder (6) through clip (13), between bead pole (9) lower end and the die shoe (8) cushion block (21) is installed, movable brake beads (5) segmentation manufacturing, every segment length 300mm, movable brake beads and blank holder (6) are slidingly matched, and blank holder (6) lifting is controlled by firsts and seconds two-stage push rod (14).
2. the high-strength plate of band movable brake beads as claimed in claim 1 is crossed drawing die, it is characterized in that described blank holder (6) top is installed to insert (3), and the surface of inserting is that a material is thick with die (2) profile gap (19).
3. the high-strength plate of band movable brake beads as claimed in claim 1 is crossed drawing die, it is characterized in that described blank holder (6) both sides through inner guide plate (7) and outside guide plate (12) and die shoe (8) be slidingly matched.
4. the high-strength plate of band movable brake beads as claimed in claim 1 is crossed drawing die, it is characterized in that install bin root (15) between described upper bolster (1) and the die shoe (8).
5. the high-strength plate of band movable brake beads as claimed in claim 1 is crossed drawing die, it is characterized in that being located mutually by first key (17) between described upper bolster (1) and the die (2).
6. the high-strength plate of band movable brake beads as claimed in claim 1 is crossed drawing die, and it is characterized in that has second key (18) to locate mutually between described die shoe (8) and the punch (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110262920 CN102294406B (en) | 2011-09-06 | 2011-09-06 | High strength plate over-drawing mould with movable drawing rib |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110262920 CN102294406B (en) | 2011-09-06 | 2011-09-06 | High strength plate over-drawing mould with movable drawing rib |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102294406A true CN102294406A (en) | 2011-12-28 |
| CN102294406B CN102294406B (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110262920 Expired - Fee Related CN102294406B (en) | 2011-09-06 | 2011-09-06 | High strength plate over-drawing mould with movable drawing rib |
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| CN (1) | CN102294406B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103182437A (en) * | 2011-12-29 | 2013-07-03 | 上海众大汽车配件有限公司 | Automobile sunroof reinforcing plate part drawing die |
| CN103182446A (en) * | 2011-12-30 | 2013-07-03 | 上海众大汽车配件有限公司 | Automobile door plate part drawing die |
| CN103182439A (en) * | 2011-12-29 | 2013-07-03 | 上海众大汽车配件有限公司 | Automobile roof part drawing die |
| CN104056963A (en) * | 2014-07-07 | 2014-09-24 | 安徽江淮汽车股份有限公司 | Drawing die |
| CN104209405A (en) * | 2013-06-05 | 2014-12-17 | 上汽通用五菱汽车股份有限公司 | Stretching mould with rib resistance capable of being adjusted |
| CN104384340A (en) * | 2014-11-25 | 2015-03-04 | 重庆市天益模具有限公司 | Combined drawing die of outside plate on front portion of edge beam of engine compartment |
| CN104492950A (en) * | 2014-12-03 | 2015-04-08 | 柳州通为机械有限公司 | Mold for door header of automotive sliding door |
| CN104668560A (en) * | 2015-03-30 | 2015-06-03 | 李勤学 | Forming die device and using method thereof |
| CN104741456A (en) * | 2015-03-23 | 2015-07-01 | 柳州市富城机械有限责任公司 | Automobile wheel cover supporting plate drawing die |
| CN108580688A (en) * | 2018-05-23 | 2018-09-28 | 富士瑞鹄技研（芜湖）有限公司 | Drawing mold structure and its drawing and moulding method |
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| JPH1043820A (en) * | 1996-07-31 | 1998-02-17 | Suzuki Motor Corp | Pressing die device |
| US6276185B1 (en) * | 1999-12-09 | 2001-08-21 | General Motors Corporation | Flow lock bead control apparatus and method for drawing high strength steel |
| CN1966175A (en) * | 2005-11-15 | 2007-05-23 | 比亚迪股份有限公司 | Mold |
| CN101104189A (en) * | 2007-05-31 | 2008-01-16 | 长安福特马自达汽车有限公司 | Stretching technology for processing high-tension material parts and stretching mould thereof |
| CN101530882A (en) * | 2009-04-13 | 2009-09-16 | 重庆工学院 | Mould with alterable brake bead resistance |
| CN202263837U (en) * | 2011-09-06 | 2012-06-06 | 浙江黄岩冲模厂 | Over-drawing die with movable drawing rib for high-strength plate |
-
2011
- 2011-09-06 CN CN 201110262920 patent/CN102294406B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH1043820A (en) * | 1996-07-31 | 1998-02-17 | Suzuki Motor Corp | Pressing die device |
| US6276185B1 (en) * | 1999-12-09 | 2001-08-21 | General Motors Corporation | Flow lock bead control apparatus and method for drawing high strength steel |
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| CN101104189A (en) * | 2007-05-31 | 2008-01-16 | 长安福特马自达汽车有限公司 | Stretching technology for processing high-tension material parts and stretching mould thereof |
| CN101530882A (en) * | 2009-04-13 | 2009-09-16 | 重庆工学院 | Mould with alterable brake bead resistance |
| CN202263837U (en) * | 2011-09-06 | 2012-06-06 | 浙江黄岩冲模厂 | Over-drawing die with movable drawing rib for high-strength plate |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103182437A (en) * | 2011-12-29 | 2013-07-03 | 上海众大汽车配件有限公司 | Automobile sunroof reinforcing plate part drawing die |
| CN103182439A (en) * | 2011-12-29 | 2013-07-03 | 上海众大汽车配件有限公司 | Automobile roof part drawing die |
| CN103182446A (en) * | 2011-12-30 | 2013-07-03 | 上海众大汽车配件有限公司 | Automobile door plate part drawing die |
| CN103182446B (en) * | 2011-12-30 | 2016-03-23 | 上海众大汽车配件有限公司 | A kind of automobile door plate part drawing mould |
| CN104209405A (en) * | 2013-06-05 | 2014-12-17 | 上汽通用五菱汽车股份有限公司 | Stretching mould with rib resistance capable of being adjusted |
| CN104056963A (en) * | 2014-07-07 | 2014-09-24 | 安徽江淮汽车股份有限公司 | Drawing die |
| CN104384340A (en) * | 2014-11-25 | 2015-03-04 | 重庆市天益模具有限公司 | Combined drawing die of outside plate on front portion of edge beam of engine compartment |
| CN104492950A (en) * | 2014-12-03 | 2015-04-08 | 柳州通为机械有限公司 | Mold for door header of automotive sliding door |
| CN104741456A (en) * | 2015-03-23 | 2015-07-01 | 柳州市富城机械有限责任公司 | Automobile wheel cover supporting plate drawing die |
| CN104668560A (en) * | 2015-03-30 | 2015-06-03 | 李勤学 | Forming die device and using method thereof |
| CN104668560B (en) * | 2015-03-30 | 2016-08-10 | 李勤学 | A kind of die device and using method thereof |
| CN108580688A (en) * | 2018-05-23 | 2018-09-28 | 富士瑞鹄技研（芜湖）有限公司 | Drawing mold structure and its drawing and moulding method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102294406B (en) | 2013-07-24 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 318020, 26 Xin Tang Road, Huangyan District, Zhejiang, Taizhou Applicant after: ZHEJIANG HUANGYAN DIE Co.,Ltd. Address before: 318020, 26 Xin Tang Road, Huangyan District, Zhejiang, Taizhou Applicant before: Zhejiang Huangyan Die Factory |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: FACTORY OF PUNCH DIE OF HUANGYAN OF ZHEJIANG TO: ZHEJIANG HUANGYAN STAMPING DIE CO., LTD. |
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Over drawing die for high strength plate with movable drawing rib Effective date of registration: 20220211 Granted publication date: 20130724 Pledgee: Zhejiang Taizhou Huangyan Rural Commercial Bank Co.,Ltd. Pledgor: ZHEJIANG HUANGYAN DIE Co.,Ltd. Registration number: Y2022330000208 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 |
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| CF01 | Termination of patent right due to non-payment of annual fee |