CN106583525A - Stamping device used for manufacturing plates with unequal thicknesses - Google Patents
Stamping device used for manufacturing plates with unequal thicknesses Download PDFInfo
- Publication number
- CN106583525A CN106583525A CN201611168266.2A CN201611168266A CN106583525A CN 106583525 A CN106583525 A CN 106583525A CN 201611168266 A CN201611168266 A CN 201611168266A CN 106583525 A CN106583525 A CN 106583525A
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- Prior art keywords
- cutter head
- plate
- groove
- unequal thickness
- workbench
- Prior art date
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Classifications
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- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a stamping device used for manufacturing plates with unequal thicknesses. The stamping device comprises a rack, a workbench, baffle plates, an upper combined tool, a lower combined tool and a feeding mechanism, wherein one pair of baffle plates is mounted on the workbench; a distance between one pair of baffle plates is inconsistent with width of the plates with unequal thicknesses; the upper combined tool comprises an upper tool apron and a plurality of regularly arranged height-adjustable upper tool bits mounted on the upper tool apron; each upper tool bit can be independently mounted on the upper tool apron in a telescopic mode; according to shapes and depths of upper grooves in the plates with unequal thicknesses, one or more upper tool bits extend out to form envelope surfaces matched with the upper grooves; the lower combined tool is similar to the upper combined tool in structure; and when grooves are separately formed in upper surfaces and lower surfaces of the plates with unequal thicknesses, the upper combined tool is matched with the lower combined tool to work. According to the stamping device disclosed by the invention, plates with unequal thicknesses are manufactured in a stamping mode, and a metal flow direction during plastic deformation is controlled through a clamp, so that materials can be saved while different kinds of plates with different depths are produced.
Description
Technical field
The invention belongs to moulding processing technique field, is related to a kind of manufacturing process of metal blank, and in particular to Yi Zhongyong
In the decompressor of manufacture unequal thickness plate.
Background technology
While car industry flourishes, world energy sources, resource growing tension are especially projected in Chinese situation.Can
Sustainable development becomes common recognition under the new situation, and automotive light weight technology is increasingly paid close attention to by people.In automobile industry, by subtracting
The weight of few part can reach the purpose of energy-saving and emission-reduction.As the thickness distribution for optimizing part in body in white is to reduce quality
Important way, i.e. the high segment thickness of intensity requirement is larger, and the low segment thickness of intensity requirement is smaller.Therefore not uniform thickness
The manufacture of plate just seems particularly important.
The manufacture of unequal thickness plate is mainly welded and is rolled at present now, and the not slab of wherein welding manufacture cannot be kept away
Exempt from weld defect occur.The welding control of TWB plates is very crucial, essentially consists in the precision of workpiece to be welded, workpiece welding and combines
Resetting has certain limit with clamping degree, and the gap before welding must be controlled in certain precision.Sometimes workpiece to be welded
Surface has metal coating, and metal coating can usually cause weld blowhole.Using " deeply welding " or " thoroughly more than laser welding system
Weldering " technique.Laser welding compared with conventional soldering techniques on welding precision, efficiency, reliability, the aspect such as automatization all whether there is
Analogous superiority.Laser Welding is applied to automobile tailor welded and has that weld seam is narrow, heat affected area is little, appearance looks elegant, deform little, weldering
Connect speed it is fast the features such as.But, even if good again to weld gap control, cannot also avoid the occurrence of weld defect.From the point of view of surface,
Weld defect is broadly divided into two big class：Weld seam geometric jacquard patterning unit surface defect and random defect, the former is typically by carrying out to one section of weld seam
Observation can find, and the latter then often occurs in unpredictable position as local defect.Further, since weld seam position is hard
Change, certain challenge is brought to the punching course of postorder.And in not uniform thickness steel plate butt welding, to the mechanical property of material and plus
Work performance relies on big, and the assembly precision of welded part is had high demands, higher to the accuracy requirement of optical beam manipulation.
The moulding molding research life of Aachen universities of the Germany nineties in last century under the leading that chief Kopp teaches starts to grind
Study carefully a kind of new technology for producing continuous variable thickness thin plate, its core technology is flexible rolling technology.Using this brand-new work
Skill real-time control can roll Kun Kun seams to obtain the Varying-thickness shape of the advance customization along rolling direction sheet material in the operation of rolling,
So variable thickness plates possess more preferable bearing capacity through structure made by machine-shaping.Subsequently, IBF and Germany Mubea is public
Department's cooperation starts to develop, produces TRB plates.Into after 21 century, German Mubea companies realize the industry of rolling difference slab
Change.Mubea companies are the suppliers of unique production rolling difference slab in the world at present, and difference heavy plate rolling control technology is carried out
Strict secrecy, so as to cause to differ from the monopolization of the slab supply of material.
Compared with TWB, TRB has following superiority：(1) weight loss effect is more preferable；(2) mechanical performance change it is continuous,
Adaptability is higher, and than shallower, no tailor welded is shown for the hardness that gone up due to TRB along its length, mechanical performance change
Hardness and stress crest；(3) thickness distribution " can be made to measure ", can be according to the loaded and molding of parts to be produced
Numerical simulation result makes the quality of parts mitigate to greatest extent adjusting and optimize thickness distribution position and size；
(4) subsequent forming process reliability is higher.But, the not slab of rolling also has its limitation, the variable cross-section thickness for rolling first
The initial rolling direction and thickness that can only occur in plate also can only be in a certain limit；Secondly, the poor slab of rolling
Material of the same race, the link of width sheet material of the same race can only be realized；Finally, the costly and supply of the poor slab of rolling is limited
System.
The content of the invention
It is an object of the invention to provide a kind of decompressor for manufacturing unequal thickness plate, its system by way of punching press
The flow direction of metal when making unequal thickness plate material, and controlling plastic deformation by fixture, enables in production variety classes and not
With depth plate while material-saving.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of decompressor for manufacturing unequal thickness plate, the device manufacture unequal thickness plate using impact style, and which includes
Frame and the workbench in the frame, the device also include a pair of baffle plates, the difference being arranged on the workbench
Upper gang tool and lower gang tool above and below the workbench and place on the table for conveying
Unequal thickness plate feed mechanism；
The pair of baffle plate is arranged on the workbench, and between the both sides of unequal thickness plate, the pair of baffle plate
Distance it is consistent with the width of unequal thickness plate；
The upper gang tool includes the upper cutter head being fixedly mounted in the frame and is arranged on the upper cutter head
Multiple regularly arranged adjustable for height upper cutter head, it is flexible on the upper cutter head that on each, cutter head can be independent, according to
Positioned at the shape and depth of the upper groove of the upper surface of unequal thickness plate, on one or more, cutter head stretches out to be formed and the upper groove
The enveloping surface for matching；
The lower gang tool includes the lower tool rest being fixedly mounted in the frame and is arranged on the lower tool rest
Multiple regularly arranged adjustable for height lower cutter head, what each lower cutter head can be independent is flexible on the lower tool rest, when not
When being respectively equipped with groove Deng the upper and lower surface of slab, according to the shape of the low groove of the lower surface positioned at unequal thickness plate, one or
Multiple lower cutter heads stretch out to form the enveloping surface matched with the low groove.
By above-mentioned technical proposal, multiple rows of drilling for adjusting a pair of baffle plate distances on the workbench, is offered, according to
The width of unequal thickness plate, the baffle plate by the bolt presses between corresponding two row hole drilling on the table so that
The distance between a pair of baffle plates are consistent with the width of unequal thickness plate.
By above-mentioned technical proposal, multiple rows of upper cutter head on the upper cutter head, is provided with, often row includes multiple regularly arranged height
Adjustable upper cutter head, when fovea superior groove depth is shallower, the upper cutter head of at least two rows stretches out, when fovea superior groove depth is deeper, on a row
Cutter head stretches out.
By above-mentioned technical proposal, multiple rows of lower cutter head on the lower tool rest, is provided with, often row includes multiple regularly arranged height
Adjustable lower cutter head, when depth of groove is shallower instantly, under at least two rows, cutter head stretches out, when depth of groove is deeper instantly, under a row
Cutter head stretches out.
By above-mentioned technical proposal, it is threaded connection between the upper cutter head and upper cutter head.
By above-mentioned technical proposal, it is threaded connection between the lower cutter head and lower tool rest.
By above-mentioned technical proposal, the device also includes the cylinder for impression in flattening upper groove or low groove.
The present invention, has the advantages that：Sheet metal forming is to be acted on by external force using metallic plate at normal temperatures
There is a kind of processing method that plane strain is configured to required form part, compared to welding, the present invention is using obtained by punching press
Unequal thickness plate has superior mechanical property and corrosion resistance, with higher stock utilization and production efficiency, in energy-conservation
Environmentally friendly aspect also has obvious advantage；For cause gold because metal can flow toward the less position of resistance during punching press unequal thickness plate
The very possible width toward plate of category flows so as to causing plate width jagged and will wasting a certain amount of
Metal this problem, by arranging a pair of baffle plates, adjust the distance between two baffle plates makes its width with unequal thickness plate to the present invention
Unanimously, metal blank can be prevented to flow to width so as to which smoothly the length direction toward plate flows, thus can be with
In the unequal thickness plate that molding needs, caused Burr Problem when punching press is greatly solved, while can also save substantial amounts of
Material；In addition, the present invention is by arranging gang tool, the multiple spot forming principle of production three-dimension curved surface is applied to into unequal thickness plate
Above punch forming, motility greatly, can produce a variety of unequal thickness plates, and with material-saving, simple structure, safety can
By, practicality is good the characteristics of.
Description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Structural representations of the Fig. 1 for the embodiment of the present invention；
The step of Fig. 2 is the unequal thickness plate using the narrower groove of present invention manufacture is schemed；
The step of Fig. 3 is the unequal thickness plate using present invention manufacture left groove is schemed；
The step of Fig. 4 is the unequal thickness plate using present invention manufacture intermediate groove is schemed；
The step of Fig. 5 is the unequal thickness plate using present invention manufacture grooves on two sides is schemed；
The step of Fig. 6 is the unequal thickness plate using present invention manufacture lower surface groove is schemed；
Fig. 7 is that the step of manufacturing the unequal thickness plate compared with wide groove using the present invention is schemed；
Fig. 8 is that the step of adopting present invention manufacture bottom for the unequal thickness plate of the groove of arc is schemed.
In figure：1- frames, the upper gang tools of 2-, 201- upper cutter heads, the upper cutter heads of 202-, 3- feed mechanisms combine knife under 4-
Tool, tool rest under 401-, cutter head under 402-, 5- baffle plates, 6- unequal thickness plates, 7- workbench.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, it is below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
In the preferred embodiment, a kind of decompressor for manufacturing unequal thickness plate, the device adopt punching press
Mode manufactures unequal thickness plate, as shown in figure 1, which includes frame 1, the workbench 7 in frame 1, arranges on the table 7
A pair of baffle plates 5, the upper gang tool 2 being separately mounted to above and below workbench 7 and lower gang tool 4 and for conveying
Place the feed mechanism 3 of unequal thickness plate 6 on the table 7；
A pair of baffle plates 5 are installed on the table 7, and positioned at the distance between the both sides of unequal thickness plate 6, a pair of baffle plates 5 with
The width of unequal thickness plate 6 is consistent；
Upper gang tool 2 includes the upper cutter head 201 being fixedly mounted in frame 1 and many on upper cutter head 201
Individual regularly arranged adjustable for height upper cutter head 202, what on each, cutter head 202 can be independent are flexible on upper cutter head 201, according to
Positioned at the shape and depth of the upper groove of the upper surface of unequal thickness plate, on one or more, cutter head 201 is stretched out with formation and this
The enveloping surface of groove match；
Lower gang tool 4 includes the lower tool rest 401 being fixedly mounted in frame 1 and many on lower tool rest 401
Individual regularly arranged adjustable for height lower cutter head 402, what each lower cutter head 402 can be independent are flexible on lower tool rest 401, when not
When being respectively equipped with groove Deng the upper and lower surface of slab, according to the shape of the low groove of the lower surface positioned at unequal thickness plate, one or
Multiple lower cutter heads 402 stretch out to form the enveloping surface matched with the low groove.
In a preferred embodiment of the invention, as shown in figure 1, offering on workbench 7 multiple rows of for adjusting a pair of baffle plates 5
The drilling of distance, according to the width of unequal thickness plate 6, baffle plate 5 is existed by the bolt presses between corresponding two row hole drilling
On workbench 7, so that the distance between a pair of baffle plates 5 are consistent with the width of unequal thickness plate 6.
In a preferred embodiment of the invention, as shown in figure 1, multiple rows of upper cutter head 202 is provided with upper cutter head 201, often arrange
Including multiple regularly arranged adjustable for height upper cutter heads, when fovea superior groove depth is shallower, the upper cutter head of at least two rows stretches out, and works as fovea superior
When groove depth is deeper, the upper cutter head of a row stretches out.
In a preferred embodiment of the invention, as shown in figure 1, multiple rows of lower cutter head 402 is provided with lower tool rest 401, often arrange
Including multiple regularly arranged adjustable for height lower cutter heads, when depth of groove is shallower instantly, under at least two rows, cutter head stretches out, when recessed
When groove depth is deeper, under a row, cutter head stretches out.
In a preferred embodiment of the invention, as shown in figure 1, being connected by screw thread between upper cutter head 202 and upper cutter head 201
Connect.
In a preferred embodiment of the invention, as shown in figure 1, being connected by screw thread between lower cutter head 402 and lower tool rest 401
Connect.
In a preferred embodiment of the invention, as shown in figure 1, during the device is also included for flattening upper groove or low groove
The cylinder of impression.
In concrete application, each cutter head is threadedly attached on tool rest to the present invention, and each cutter head can
Independently collapsing length is required according to actual production, the pattern difference of unequal thickness plate is produced according to us during use, it is determined that required
Then the cutter head of needs is extended by the cutter head wanted by swivel knife head rod, and the purpose of this connected mode is exactly in later stage molding
Use each cutter head that can be independent during different unequal thickness plate, eliminates time and the trouble of the tool of tool changing back and forth, is conducive to
Ensure productive temp.The positioning mode of a pair of baffle plates adopts bolt presses in work platformses, therefore bores on work platformses multiple rows of
Bolt hole, so can adjust the distance between a pair of blocks, and this fixed form is non-according to the width of unequal thickness plate
Often simple, most importantly traditional punch press carries out simple repacking, the material of baffle plate with generally the least expensive cast iron just,
Need to ensure precision in the face of clamping, the expense of such baffle plate is extremely low, so can preferably be applied to engineering reality.
The present invention is based on multi-point forming principle, and cutter adopts gang tool.Multi-point forming is sheet metal three-dimension curved surface
The brand new technical of shaping, is the major transformation to traditional plate mode of production, and its principle is to be separated into traditional unitary mould
Series of rules arrangement, adjustable for height basic body (or claiming drift), in unitary mould shaping, sheet material is come into by die curve
Shape, and then by the enveloping surface (or claim profile surface) of basic body group's drift completing in multi-point forming.The present invention using multiple spot into
Type principle is applied in the molding of unequal thickness plate, and using gang tool molding unequal thickness plate, the pattern of sheet metal forming is very more, spirit
Activity is very big.
Several embodiments using the different unequal thickness plates of present invention shaping exemplified below.
Embodiment 1
As shown in Figure 1 and Figure 2, first baffle plate is fixed on the workbench of stamping machine, the spacing of two baffle plates is the width of plate
Degree, then by feed mechanism, (feed mechanism includes upper and lower two metal cylinders to plate, and during work, upper metal cylinder revolves counterclockwise
Turn, lower metal cylinder turns clockwise) be transported under gang tool because the depth of the upper groove of the unequal thickness plate it is relatively deep,
Wider width, therefore the upper cutter head down-pressing forming upper groove of a row is stretched out, then with the impression in drum rolling upper groove, after having pressed
Unequal thickness plate continues feeding by feed mechanism, you can continuously shaped unequal thickness plate.So once there can be narrower width with molding
The unequal thickness plate of upper groove is spent more deeply.
Embodiment 2
As shown in Figure 1, Figure 3, first baffle plate is fixed on the workbench of stamping machine, the spacing of two baffle plates is the width of plate
Degree, then plate is transported under upper gang tool by feed mechanism, because the depth of the upper groove of the unequal thickness plate relatively deep, width
It is narrower, therefore two down-pressing forming upper grooves in row's upper slitter rostral face are stretched out, then with the impression in drum rolling upper groove, pressure
After complete, plate continues feeding by feed mechanism, you can continuously shaped unequal thickness plate, so only can be formed in the side of plate
Groove.In the same manner, if upper groove is located at centre, as shown in figure 4, then stretching out on the centre of the upper cutter head of a row in the middle of cutter head down-pressing forming
Groove；If upper groove is located at both sides, as shown in figure 5, then stretching out cutter head down-pressing forming grooves on two sides on the both sides of the upper cutter head of a row.
Embodiment 3
As shown in Fig. 1, Fig. 6, first baffle plate is fixed on the workbench of stamping machine, the spacing of two baffle plates is the width of plate
Degree, then plate is transported under upper gang tool by feed mechanism because this not uniform thickness there is upper groove and low groove, therefore stretch out
The upper cutter head down-pressing forming upper groove of one row, after upper cutter head is by plate fovea superior Slot shaping, fixing a cutting tool, combination is descending to be pressed in plate
Plate is compressed on the table by the upper surface of material, and remains stationary is motionless, then under a row two of cutter head side it is upper molded
Low groove, finally uses drum rolling impression, and after having pressed, plate continues feeding by upper down charging mechanism, you can continuously shaped
Slab, so can form groove on the upper and lower surface of plate 6.
Embodiment 4
As shown in Figure 1, Figure 7 shows, first baffle plate is fixed on the workbench of stamping machine, the spacing of two baffle plates is the width of plate
Degree, then plate is transported under upper gang tool by feed mechanism, because the depth of the upper groove of the unequal thickness plate is shallower, width
It is wider, therefore the upper cutter head down-pressing forming upper groove of two rows is stretched out, drum rolling impression is used after having pressed, after having pressed, plate is by upper and lower
Feed mechanism continues toward feeding, you can continuously shaped unequal thickness plate, so once can have more wide degree and shallower depth with molding
The unequal thickness plate of degree upper groove.
Embodiment 5
As shown in Fig. 1, Fig. 8, first baffle plate is fixed on the work platformses of stamping machine, the spacing of two baffle plates is plate
Width, then plate be transported under upper gang tool by feed mechanism because this not the upper groove of uniform thickness bottom surface be arc, therefore
One row upper cutter head is combined into a cambered surface for mutually matching by the collapsing length for controlling each upper cutter head, and upper cutter head is simultaneously on down-pressing forming
Groove, then uses drum rolling impression, and after having pressed, plate continues feeding by upper down charging mechanism, you can continuously shaped not uniform thickness
Plate, can so form the unequal thickness plate of the groove with circular-arc bottom face.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted,
And all these modifications and variations should all belong to the protection domain of claims of the present invention.
Claims (7)
1. a kind of decompressor for manufacturing unequal thickness plate, the device manufacture unequal thickness plate using impact style, and which includes machine
Frame and the workbench in the frame, it is characterised in that the device also includes a pair be arranged on the workbench
Baffle plate, the upper gang tool being separately mounted to above and below the workbench and lower gang tool and for conveying be placed on
The feed mechanism of the unequal thickness plate on workbench；
The pair of baffle plate be arranged on the workbench on, and between the both sides of unequal thickness plate, the pair of baffle plate away from
From consistent with the width of unequal thickness plate；
The upper gang tool includes the upper cutter head being fixedly mounted in the frame and many on the upper cutter head
Individual regularly arranged adjustable for height upper cutter head, it is flexible on the upper cutter head that on each, cutter head can be independent, according to being located at
The shape and depth of the upper groove of the upper surface of unequal thickness plate, on one or more, cutter head stretches out to be formed and the upper groove phase
The enveloping surface matched somebody with somebody；
The lower gang tool includes the lower tool rest being fixedly mounted in the frame and many on the lower tool rest
Individual regularly arranged adjustable for height lower cutter head, what each lower cutter head can be independent are flexible on the lower tool rest, when not uniform thickness
When the upper and lower surface of plate is respectively equipped with groove, according to the shape of the low groove of the lower surface positioned at unequal thickness plate, one or more
Lower cutter head stretches out to form the enveloping surface matched with the low groove.
2. device according to claim 1, it is characterised in that offer on the workbench multiple rows of for adjusting a pair of gears
The drilling of plate distance, according to the width of unequal thickness plate, the baffle plate is by the bolt pressure between corresponding two row hole drilling
Tightly on the table, so that the distance between a pair of baffle plates are consistent with the width of unequal thickness plate.
3. device according to claim 1, it is characterised in that multiple rows of upper cutter head is provided with the upper cutter head, often row's bag
Multiple regularly arranged adjustable for height upper cutter heads are included, when fovea superior groove depth is shallower, the upper cutter head of at least two rows stretches out, and works as upper groove
When depth is deeper, the upper cutter head of a row stretches out.
4. device according to claim 1, it is characterised in that multiple rows of lower cutter head is provided with the lower tool rest, often row's bag
Multiple regularly arranged adjustable for height lower cutter heads are included, when depth of groove is shallower instantly, cutter head stretches out under at least two rows, works as low groove
When depth is deeper, under a row, cutter head stretches out.
5. device according to claim 1, it is characterised in that be threaded connection between the upper cutter head and upper cutter head.
6. device according to claim 1, it is characterised in that be threaded connection between the lower cutter head and lower tool rest.
7. device according to claim 1, it is characterised in that during the device is also included for flattening upper groove or low groove
The cylinder of impression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168266.2A CN106583525B (en) | 2016-12-16 | 2016-12-16 | For manufacturing the decompressor of unequal thickness plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168266.2A CN106583525B (en) | 2016-12-16 | 2016-12-16 | For manufacturing the decompressor of unequal thickness plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106583525A true CN106583525A (en) | 2017-04-26 |
| CN106583525B CN106583525B (en) | 2018-06-08 |
Family
ID=58600874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611168266.2A Active CN106583525B (en) | 2016-12-16 | 2016-12-16 | For manufacturing the decompressor of unequal thickness plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106583525B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237177A (en) * | 2017-11-30 | 2018-07-03 | 浙江吉利汽车研究院有限公司 | Hot-forming die |
| CN109570352A (en) * | 2017-09-28 | 2019-04-05 | 中国商用飞机有限责任公司 | A kind of panel beating method of single mode multi-step forming |
| CN115533184A (en) * | 2022-10-20 | 2022-12-30 | 哈尔滨学院 | Punching and cutting device |
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| CN101518801A (en) * | 2009-02-17 | 2009-09-02 | 张艳辉 | Stamping profile modeling combined tool |
| CN104722657A (en) * | 2013-12-24 | 2015-06-24 | 北京星光影视设备科技股份有限公司 | Shape-adjustable stamping die |
| KR20160031140A (en) * | 2014-09-11 | 2016-03-22 | 주식회사 포스코 | Multi-strength hot-press forming method using tailor rolled blank, and product thereof |
| CN205732454U (en) * | 2016-06-20 | 2016-11-30 | 无锡鼎茂机械制造有限公司 | A kind of package packing machine part punching machine |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2690070Y (en) * | 2004-04-23 | 2005-04-06 | 宋爱平 | Rod serics flexible forming mold |
| CN101518801A (en) * | 2009-02-17 | 2009-09-02 | 张艳辉 | Stamping profile modeling combined tool |
| CN104722657A (en) * | 2013-12-24 | 2015-06-24 | 北京星光影视设备科技股份有限公司 | Shape-adjustable stamping die |
| KR20160031140A (en) * | 2014-09-11 | 2016-03-22 | 주식회사 포스코 | Multi-strength hot-press forming method using tailor rolled blank, and product thereof |
| CN205732454U (en) * | 2016-06-20 | 2016-11-30 | 无锡鼎茂机械制造有限公司 | A kind of package packing machine part punching machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109570352A (en) * | 2017-09-28 | 2019-04-05 | 中国商用飞机有限责任公司 | A kind of panel beating method of single mode multi-step forming |
| CN108237177A (en) * | 2017-11-30 | 2018-07-03 | 浙江吉利汽车研究院有限公司 | Hot-forming die |
| CN115533184A (en) * | 2022-10-20 | 2022-12-30 | 哈尔滨学院 | Punching and cutting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106583525B (en) | 2018-06-08 |
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