CN103203414A - Combined sheet multi-point die shape-adjusting device - Google Patents

Combined sheet multi-point die shape-adjusting device Download PDF

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Publication number
CN103203414A
CN103203414A CN2013101388734A CN201310138873A CN103203414A CN 103203414 A CN103203414 A CN 103203414A CN 2013101388734 A CN2013101388734 A CN 2013101388734A CN 201310138873 A CN201310138873 A CN 201310138873A CN 103203414 A CN103203414 A CN 103203414A
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element body
side guard
guard plate
plate
adjusting device
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CN2013101388734A
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CN103203414B (en
Inventor
徐栋恺
陈军
陆彬
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Shanghai Jiaotong University
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Shanghai Jiaotong University
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Abstract

The invention relates to a combined sheet multi-point die shape-adjusting device. The combined sheet multi-point die shape-adjusting device comprises a basic body and adjusting device thereof, an inner side guard plate, an outer side guard plate, a supporting base plate and a magnet. The basic body and adjusting device thereof, the inner side guard plate and the outer side guard plate are arranged on the supporting base plate; the magnet arranged at the bottom of the supporting base plate provides electromagnetic adsorption force to fix the basic body and adjusting device thereof, the inner side guard plate and the outer side guard plate on the supporting base plate; the basic body and adjusting device thereof comprises basic bodies, fixing screws and bases; the basic bodies are connected with the bases through the fixing screws, and the height of the basic bodies is adjusted through the fixing screws; and the inner side guard plate and the outer side guard plate are assembled with the basic bodies in a matched manner to prevent the basic body and adjusting device thereof from inclining or bending caused by side direction force. Compared with the prior art, the combined sheet multi-point die shape-adjusting device has the advantages of simple structure, short development period, reduced production cost, flexibility, adjustability and the like.

Description

A kind of combined type plate multi-point mould shape-adjusting device
Technical field
The present invention relates to a kind of plate flexible forming mould, specifically is a kind of multi-point mould of plate three-dimensional curve generation.
Background technology
It is the hot spot technology in metal blank three-dimensional curve generation field that multi-point mould is shaped, and its principle is with traditional die face discretization and with series of rules is arranged, adjustable for height element body is described required shaping part geometry feature.The unitary mould that replaces traditional drawing with " the flexible multi-point mould " of element body composition, greatly reduce the time cost and the manufacturing cost that produce because of stamping Die Design, exploitation and manufacturing, can be good at satisfying current market to the requirement of all many-sides of industrial products, for example, personalized degree height, fast, the production lot of updating from enormous quantities to, small lot changes.At home, the Li Mingzhe of Jilin University etc. have carried out deep research to principle, technology, equipment and key technology etc. that multi-point mould is shaped, at present, existing multi-point shape adjusting device can have been realized fast, shape is transferred in digitlization, but whole system is complex structure, bulky, technical merit requirement height often, and equipment cost is higher.In order further to simplify multi-point shape adjusting device, the manufacturing cost of economy system, the characteristics that performance multi-point mould shaping " flexibility " is made are to adapt to the requirement of small lot or even single-piece production, and structure is more simple and transfer the simple and direct novel multi-point shape adjusting device of shape to demand exploitation urgently.
Summary of the invention
Purpose of the present invention be exactly provide in order to overcome the defective that above-mentioned prior art exists a kind of simple in structure, transfer shape combined type plate multi-point mould shape-adjusting device efficiently.
Purpose of the present invention can be achieved through the following technical solutions: a kind of combined type plate multi-point mould shape-adjusting device, it is characterized in that, and comprise element body and guiding mechanism thereof, interior side guard plate, outer side guard plate, bearing plate and electromagnet; Described element body and guiding mechanism thereof, interior side guard plate, outer side guard plate all are arranged on the bearing plate, and provide the electromagnetism absorption affinity by the electromagnet that is arranged on bearing plate bottom, element body and guiding mechanism, interior side guard plate and outer side guard plate are fixed on the bearing plate; Described element body and guiding mechanism thereof comprise element body, standing screw and base, element body links to each other with base by standing screw, and by standing screw adjusting element body height, side guard plate and outer side guard plate cooperate assembling in described with element body, are used for preventing that element body and guiding mechanism thereof are because being subjected to side force run-off the straight or bending.
Described element body and guiding mechanism thereof are provided with a plurality of, each element body and guiding mechanism thereof are formed by element body, standing screw and base, element body according to the structure choice respective cross-sectional shapes of product to be formed is arranged, and regulates the height of this element body by standing screw.The adjustment of element body height is to realize by the fit dimension of regulating standing screw and element body.The shape of cross section of element body can be adjusted as required.
Side guard plate is arranged between each element body in described, according to shape of cross section and the arrangement mode of element body, processes the corresponding groove that is used for cooperating assembling at interior side guard plate, and side guard plate cooperates assembling with each element body in making.
Described outer side guard plate cooperates assembling with the element body of periphery, according to the shape of cross section of element body, processes the corresponding groove that is used for cooperating assembling outside on the side guard plate.
Described bearing plate upper surface cooperates assembling with the base, interior side guard plate and the outer side guard plate that support element body, and its lower surface cooperates assembling with the electromagnet upper surface.
The upper surface of described electromagnet cooperates assembling with the lower surface of bearing plate, and the electromagnetism absorption affinity that is produced by electromagnet is fixed on element body and guiding mechanism thereof, interior side guard plate, outer side guard plate on the bearing plate.
Adopt method of transferring shape based on combined type plate multi-point mould shaping shape-adjusting device of the present invention, may further comprise the steps:
The first step: utilize computer technology that the three-dimension curved surface of required formation of parts (being product to be formed) is carried out rational discretization and handle, obtain the space coordinates of node.
Second step: according to three-dimension curved surface feature and the discretization result of part to be formed, rationally choose element body and interior side guard plate with matching and the outer side guard plate of different cross section shape.
The 3rd step: according to the height of node coordinate that discretization obtains, regulate the height of element body by standing screw.
The 4th step: the nodal plane internal coordinate according to discretization obtains, element body is placed on the bearing plate, and with the assembling that closely cooperates of interior side guard plate.
The 5th step: electromagnet energising, utilize electromagnetism absorption affinity that electromagnet produces that element body and guiding mechanism thereof, interior side guard plate, outer side guard plate are fixed on the bearing plate.
Compared with prior art, the invention has the advantages that the structure of having simplified multi-point shape adjusting device, construction cycle shortens, manufacturing cost reduces, not only can be in length, width expansion, can also regulate the height of element body by regulating the standing screw of standing screw or replacing different length, but and then the difference in height of increase formation of parts.In addition, by designing different medial and lateral backplates, can realize that the mixing of the element body of different cross section size or shape is used, further excavate the potentiality that multi-point mould forming technique " flexibility " is made.
Description of drawings
Accompanying drawing 1 is element body and guiding mechanism schematic diagram thereof;
Accompanying drawing 2 is identical cross-sectional shape size element body quadrangular array schematic diagram;
Accompanying drawing 3 is identical cross-sectional shape size element body rounded projections arranged schematic diagram;
Accompanying drawing 4 is identical cross-sectional shape, different size element body assembled arrangement schematic diagram;
Accompanying drawing 5 is different cross section shape bases body assembled arrangement schematic diagram;
Accompanying drawing 6 is combined type plate multiple spot mouldless shaping shape-adjusting device schematic diagram.
Number in the figure title: 1 element body and guiding mechanism thereof, 1a element body, 1b standing screw, the 1c base, 1-1 element body I type cross section, 1-2 element body II type cross section, 1-3 element body III type cross section, 2 interior side guard plates, side guard plate I type cross section in the 2-1, side guard plate II type cross section in the 2-2, side guard plate III type cross section in the 2-3, side guard plate IV type cross section in the 2-4, side guard plate V-type cross section in the 2-5, side guard plate VI type cross section in the 2-6,3 outer side guard plates, 4 bearing plates, 5 electromagnet, 6 products to be formed.
The specific embodiment
Below embodiments of the invention are elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1
As shown in Figure 6, a kind of combined type plate multi-point mould shape-adjusting device comprises element body and guiding mechanism 1 thereof, interior side guard plate 2, outer side guard plate 3, bearing plate 4 and electromagnet 5; Described element body and guiding mechanism 1 thereof, interior side guard plate 2, outer side guard plate 3 all are arranged on the bearing plate 4, and provide the electromagnetism absorption affinity by the electromagnet 5 that is arranged on bearing plate 4 bottoms, element body and guiding mechanism 1, interior side guard plate 2 and outer side guard plate 3 are fixed on the bearing plate 4;
Wherein: as shown in Figure 1, described element body and guiding mechanism 1 thereof comprise element body 1a, standing screw 1b and base 1c, element body 1a links to each other with base 1c by standing screw 1b, and by standing screw 1b adjusting element body 1a height, side guard plate 2 and outer side guard plate 3 cooperate assembling with element body 1a in described, are used for preventing that element body and guiding mechanism 1 thereof are because being subjected to side force run-off the straight or bending.The absorption affinity that element body and guiding mechanism 1 thereof, interior side guard plate 2 and outer side guard plate 3 produce by electromagnet 5 is fixed on the bearing plate 4.
Element body 1a cross section is the circle (shown in 1-1 element body I type cross section among Fig. 2) of diameter 20mm, and element body links to each other with base by standing screw, and the adjustment of element body height is to realize by the fit dimension of regulating standing screw and element body.The shape of cross section of element body can be adjusted (shown in 1-3 element body III type cross section among 1-2 element body II type cross section and Fig. 5 among Fig. 4) as required.Namely arrange according to the element body of the structure choice respective cross-sectional shapes of product 6 to be formed, and regulate the height (as shown in Figure 6) of this element body by standing screw.
The side guard plate height is 80mm in described, with the assembling that closely cooperates of adjacent element body.According to shape of cross section and the orthogonal arrangement mode (as shown in Figure 2) of element body, process the corresponding groove (shown in side guard plate I type cross section in Fig. 2 2-1) that is used for cooperating assembling at interior side guard plate.If change the arrangement mode of element body, then interior side guard plate cross section is shown in side guard plate II type cross section in the 2-2 among Fig. 3; If change sectional dimension (shown in 1-2 element body II type cross section among Fig. 4) or the shape (shown in 1-3 element body III type cross section among Fig. 5) of element body, then interior side guard plate cross sectional shape also needs to do corresponding adjustment (as side guard plate III type cross section in the 2-3 among Fig. 4, side guard plate IV type cross section in the 2-4 is in the 2-5 among side guard plate V-type cross section and Fig. 5 in the 2-6 shown in the side guard plate VI type cross section).
Described outer side guard plate 3 highly is 80mm, with the assembling that closely cooperates of the element body of periphery.According to the shape of cross section (circle of diameter 20mm) of element body, processing radius outside on the side guard plate is 10mm semi-cylindrical groove.
Described bearing plate 4 thickness are 5mm, and its upper surface cooperates assembling with the base 1c, interior side guard plate 2 and the outer side guard plate 3 that support element body, and its lower surface cooperates assembling with electromagnet 5 upper surfaces.
Described electromagnet 5 is normal temperature type, its rated voltage 220V, and electrical continuous rate 60%, when input current was 129A, 5 cold conditions that can provide of electromagnet and hot absorption affinity were respectively 3500kg and 2800kg.The upper surface of electromagnet 5 cooperates assembling with the lower surface of bearing plate 4, and the absorption affinity that is produced by electromagnet 5 is fixed on element body and guiding mechanism 1 thereof, interior side guard plate 2, outer side guard plate 3 on the bearing plate 4.
Multi-point shape adjusting device of the present invention is realized multi-point shape adjusting according to following steps:
The first step: utilize computer technology that the hyperboloid part of required shaping is carried out rational discretization place
Reason, the node space coordinate of acquisition omnidirectional distribution.
Second step: according to geometric properties and the discretization result of hyperboloid part to be formed, choosing diameter of section is element body 1a and interior side guard plate 2 (shown in side guard plate I type cross section in the 2-1 among Fig. 2) with matching and the outer side guard plate 3 of 20mm circle (shown in side guard plate I type cross section in the 2-1 among Fig. 2).
The 3rd step: according to the height of node coordinate that discretization obtains, regulate the height of element body 1a by standing screw 1b.
The 4th step: the nodal plane internal coordinate according to discretization obtains is placed on element body and guiding mechanism 1 thereof on the bearing plate 4, and protects the assembling that closely cooperates of 2 plates with the inboard.
The 5th step: electromagnet 5 energising, utilize absorption affinity that electromagnet 5 produces that element body and guiding mechanism 1 thereof, interior side guard plate 2, outer side guard plate 3 are fixed on the bearing plate 4.

Claims (6)

1. a combined type plate multi-point mould shape-adjusting device is characterized in that, comprises element body and guiding mechanism thereof, interior side guard plate, outer side guard plate, bearing plate and electromagnet; Described element body and guiding mechanism thereof, interior side guard plate, outer side guard plate all are arranged on the bearing plate, and provide the electromagnetism absorption affinity by the electromagnet that is arranged on bearing plate bottom, element body and guiding mechanism, interior side guard plate and outer side guard plate are fixed on the bearing plate; Described element body and guiding mechanism thereof comprise element body, standing screw and base, element body links to each other with base by standing screw, and by standing screw adjusting element body height, side guard plate and outer side guard plate cooperate assembling in described with element body, are used for preventing that element body and guiding mechanism thereof are because being subjected to side force run-off the straight or bending.
2. a kind of combined type plate multi-point mould shape-adjusting device according to claim 1, it is characterized in that, described element body and guiding mechanism thereof are provided with a plurality of, each element body and guiding mechanism thereof are formed by element body, standing screw and base, element body according to the structure choice respective cross-sectional shapes of product to be formed is arranged, and regulates the height of this element body by standing screw.
3. a kind of combined type plate multi-point mould shape-adjusting device according to claim 2, it is characterized in that, side guard plate is arranged between each element body in described, shape of cross section and arrangement mode according to element body, process the corresponding groove that is used for cooperating assembling at interior side guard plate, side guard plate cooperates assembling with each element body in making.
4. a kind of combined type plate multi-point mould shape-adjusting device according to claim 2, it is characterized in that, described outer side guard plate cooperates assembling with the element body of periphery, according to the shape of cross section of element body, processes the corresponding groove that is used for cooperating assembling outside on the side guard plate.
5. a kind of combined type plate multi-point mould shape-adjusting device according to claim 1, it is characterized in that, described bearing plate upper surface cooperates assembling with the base, interior side guard plate and the outer side guard plate that support element body, and its lower surface cooperates assembling with the electromagnet upper surface.
6. a kind of combined type plate multi-point mould shape-adjusting device according to claim 2, it is characterized in that, the upper surface of described electromagnet cooperates assembling with the lower surface of bearing plate, and the electromagnetism absorption affinity that is produced by electromagnet is fixed on element body and guiding mechanism thereof, interior side guard plate, outer side guard plate on the bearing plate.
CN201310138873.4A 2013-04-18 2013-04-18 A kind of combined type plate multi-point mould shape-adjusting device Active CN103203414B (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103599982A (en) * 2013-11-25 2014-02-26 上海交通大学 Plate material multi-point-die pre-drawing progressive compound forming method and plate material multi-point-die pre-drawing progressive compound forming device
CN103722035A (en) * 2014-01-20 2014-04-16 孙晓文 Array-controlled template forming machine
CN106363083A (en) * 2016-08-31 2017-02-01 成都飞机工业(集团)有限责任公司 Flexible bending mold and machining method for rapidly forming large-curvature profile piece
CN110314963A (en) * 2015-02-27 2019-10-11 会田工程技术有限公司 The pane bending apparatus and manufacturing process of plate-shaped metal material
CN111014456A (en) * 2019-12-20 2020-04-17 吉林大学 Defect-free multipoint forming method for curved surface of large sandwich composite plate

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4212188A (en) * 1979-01-18 1980-07-15 The Boeing Company Apparatus for forming sheet metal
US6151938A (en) * 1999-07-06 2000-11-28 Korea Institute Of Science And Technology Dieless forming apparatus
CN2495439Y (en) * 2001-09-24 2002-06-19 陈建峰 Mould for producing glazed tiles
CN1385299A (en) * 2002-05-23 2002-12-18 吉林大学 Multi-point formation apparatus for sheet material
CN1385260A (en) * 2002-05-23 2002-12-18 吉林大学 Quick shape-rgulating multi-point sheet material formation device
CN101224480A (en) * 2008-01-23 2008-07-23 哈尔滨工业大学 Flexible multipoint forming lower die for sheet metal
CN101342558A (en) * 2008-08-18 2009-01-14 吉林大学 Sectional type multi-point shape adjusting device for three-dimensional curve generation of sheet
CN102784869A (en) * 2011-05-14 2012-11-21 邵亚平 Structure of novel die set

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4212188A (en) * 1979-01-18 1980-07-15 The Boeing Company Apparatus for forming sheet metal
US6151938A (en) * 1999-07-06 2000-11-28 Korea Institute Of Science And Technology Dieless forming apparatus
CN2495439Y (en) * 2001-09-24 2002-06-19 陈建峰 Mould for producing glazed tiles
CN1385299A (en) * 2002-05-23 2002-12-18 吉林大学 Multi-point formation apparatus for sheet material
CN1385260A (en) * 2002-05-23 2002-12-18 吉林大学 Quick shape-rgulating multi-point sheet material formation device
CN101224480A (en) * 2008-01-23 2008-07-23 哈尔滨工业大学 Flexible multipoint forming lower die for sheet metal
CN101342558A (en) * 2008-08-18 2009-01-14 吉林大学 Sectional type multi-point shape adjusting device for three-dimensional curve generation of sheet
CN102784869A (en) * 2011-05-14 2012-11-21 邵亚平 Structure of novel die set

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103599982A (en) * 2013-11-25 2014-02-26 上海交通大学 Plate material multi-point-die pre-drawing progressive compound forming method and plate material multi-point-die pre-drawing progressive compound forming device
CN103599982B (en) * 2013-11-25 2015-05-20 上海交通大学 Plate material multi-point-die pre-drawing progressive compound forming method and plate material multi-point-die pre-drawing progressive compound forming device
CN103722035A (en) * 2014-01-20 2014-04-16 孙晓文 Array-controlled template forming machine
CN110314963A (en) * 2015-02-27 2019-10-11 会田工程技术有限公司 The pane bending apparatus and manufacturing process of plate-shaped metal material
CN106363083A (en) * 2016-08-31 2017-02-01 成都飞机工业(集团)有限责任公司 Flexible bending mold and machining method for rapidly forming large-curvature profile piece
CN111014456A (en) * 2019-12-20 2020-04-17 吉林大学 Defect-free multipoint forming method for curved surface of large sandwich composite plate

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