CN103551443B - Hydro-mechanical drawing mould and hydro-mechanical drawing method thereof - Google Patents
Hydro-mechanical drawing mould and hydro-mechanical drawing method thereof Download PDFInfo
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- CN103551443B CN103551443B CN201310531085.1A CN201310531085A CN103551443B CN 103551443 B CN103551443 B CN 103551443B CN 201310531085 A CN201310531085 A CN 201310531085A CN 103551443 B CN103551443 B CN 103551443B
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- orifice plate
- auxiliary seal
- hydro
- seal plate
- plane net
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Abstract
The invention discloses a kind of for plane net orifice plate being deformed into hydro-mechanical drawing mould into complex-curved net hole structure piece and hydro-mechanical drawing method thereof, described hydro-mechanical drawing mould comprises: be arranged on the die below plane net orifice plate; Apply the blank holder that pressure-pad-force is used for clamping plane mesh plate; The punch corresponding with die; And the auxiliary seal plate overlayed below plane net orifice plate, wherein, punch front end face and curved surface net hole structure piece match, die has the die cavity volume of a stuffing pressure oil, pressure oil is sealed in die cavity volume and sets up hydraulic coupling by auxiliary seal plate, and under plane net orifice plate acts on while the pressure-pad-force of blank holder, the drawing pressure of punch and auxiliary seal plate are positioned at the hydraulic coupling of die cavity volume side, distortion becomes complex-curved net hole structure piece.Hydro-mechanical drawing mould in the present invention instead of conventional manual method, is deformed into by plane net orifice plate as high-precision complex-curved net hole structure piece.
Description
Technical field
The present invention relates to a kind of hydro-mechanical drawing mould of net hole structure piece, being specifically related to a kind of for plane net orifice plate being deformed into hydro-mechanical drawing mould into complex-curved net hole structure piece and hydro-mechanical drawing method thereof.
Background technology
Cranioplasty causes skull defeci for brain trauma and operation of opening cranium etc. and to the common operation of its a kind of cranial surgery of repairing.Cranioplasty generally adopts titanium alloy web plate, and this is a kind of comparatively ideal patching material, have compatibility good, nontoxic, without aging, corrosion-free, tissue reaction is light, anti-strike ability is strong, the moulding advantage such as good.
The shape need of skull defeci is met in order to make titanium alloy web plate reach, generally by doctor in the preoperative or in art according to the size and shape of patient's defect, titanium alloy web plate processed is moulding, pruning to need craft repeatedly to strike, until substantially meet the requirement of patient's defect, this adds increased the risk of operating time and increase postoperative complication.Therefore now adopt digital forming individuation titanium net more, namely first obtained the three-dimensional data of skull by scanning, then determine repairing shape according to the natural curve of human body head, finally utilize Digit Control Machine Tool to be shaped individuation titanium net.
The complex-curved structural member of the high accuracy that is shaped adopts plate digital control hydro-mechanical drawing technology to realize usually, but complex curved surface parts with holes is because cannot set up hydraulic coupling and can not directly adopt hydro-mechanical drawing technology.
Directly can not adopt hydro-mechanical drawing technical problem for above-mentioned complex curved surface parts with holes because of setting up hydraulic coupling, prior art lacks a kind of hydro-mechanical drawing mould for being deformed into by plane net orifice plate as complex-curved net hole structure piece.
Summary of the invention
Directly can not adopting hydro-mechanical drawing technical problem in order to solve above-mentioned complex curved surface parts with holes because of cannot hydraulic coupling be set up, having the object of the present invention is to provide a kind of hydro-mechanical drawing mould for being deformed into by plane net orifice plate as complex-curved net hole structure piece.
In order to achieve the above object, the invention provides a kind of hydro-mechanical drawing mould for being deformed into by plane net orifice plate as complex-curved net hole structure piece, there is such feature: comprising: be arranged on the die on the downside of plane net orifice plate, be positioned at the blank holder on the upside of plane net orifice plate, the punch of setting relative to die, and to overlay on the downside of plane net orifice plate and the auxiliary seal plate be simultaneously out of shape with plane net orifice plate, wherein, die has the die cavity volume of stuffing pressure oil and the detent mouth in the upper shed of die cavity volume, pressure oil is sealed in die cavity volume by auxiliary seal plate, the flange of the flange of plane net orifice plate and auxiliary seal plate is pressed in detent mouth by blank holder, the center of blank holder offers the through hole passed for punch, punch has the front end face matched with complex-curved net hole structure piece, by moving up and down in through hole, drawing is carried out to the middle part of plane net orifice plate and the middle part of auxiliary seal plate.
In hydro-mechanical drawing mould provided by the invention, such feature can also be had: wherein, auxiliary seal plate and equal and opposite in direction identical with plane net orifice plate shape, variable thickness phasing with.
In addition, present invention also offers a kind of hydro-mechanical drawing mould that uses and plane net orifice plate is deformed into hydro-mechanical drawing method into complex-curved net hole structure piece, there is such feature: preparation: in advance to die cavity volume stuffing pressure oil, work piece: the alignment of plane net orifice plate is overlayed on auxiliary seal plate, again plane net orifice plate is placed in detent mouth together with auxiliary seal plate, workpiece is fixed: blank holder presses down, pressure-pad-force is applied to plane net orifice plate and auxiliary seal plate, plane net orifice plate and auxiliary seal plate are pressed in detent mouth, pressurization drawing: continue stuffing pressure oil in die cavity volume hydraulic coupling is formed to the pressurization of auxiliary seal plate, punch presses down, the force value change that pressure-pad-force and hydraulic coupling preset according to Digit Control Machine Tool, plane net orifice plate hydro-mechanical drawing is become the complex-curved net hole structure piece matched with punch front end face, workpiece and auxiliary member is taken out: die cavity volume release pressure oil carries out release after release, punch and blank holder are taken up in order of priority and are got back to original position, take out the curved surface net hole structure piece of drawing and forming and the auxiliary seal plate after being out of shape, auxiliary seal plate becomes recyclable waste material, once drawing is shaped and terminates.
The effect of invention and effect
According to the present invention relates to for plane net orifice plate being deformed into the hydro-mechanical drawing mould into complex-curved net hole structure piece, blank holder applies pressure-pad-force to plane net orifice plate and auxiliary seal plate, because the front end face of punch matches with complex-curved net hole structure piece, meshed auxiliary seal plate on overlay planes mesh plate has been stacked below plane net orifice plate, and pressure oil is sealed in die cavity volume by auxiliary seal plate, the upside of auxiliary seal plate is plane net orifice plate, by punch, drawing is carried out to auxiliary seal plate and plane net orifice plate simultaneously, hydraulic coupling is set up by hydraulic oil in the side that auxiliary seal plate is positioned at die cavity volume, the drawing pressure of punch, the pressure-pad-force of blank holder and be based upon the hydraulic coupling that auxiliary seal plate is positioned at die cavity volume side auxiliary seal plate and plane net orifice plate are deformed simultaneously, therefore, plane net orifice plate can be deformed into as complex-curved net hole structure piece by the hydro-mechanical drawing mould that the present invention relates to.
Accompanying drawing explanation
Fig. 1 is the structural representation of hydro-mechanical drawing mould in embodiments of the invention,
Fig. 2 is the structural representation of complex-curved net hole structure piece.
In figure, 100. hydro-mechanical drawing mould, 1. dies, 2. die cavity volume, 3. detent mouth, 4. auxiliary seal plate, 5. plane net orifice plate, 6. blank holder, 7. through hole, 8. punch, 9. front end face, 10. complex-curved net hole structure piece.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment and accompanying drawing, the present invention being specifically addressed.
Embodiment
Fig. 1 is the structural representation of hydro-mechanical drawing mould in embodiments of the invention.
As shown in Figure 1, in the present embodiment for plane net orifice plate being deformed into the hydro-mechanical drawing mould 100 into complex-curved net hole structure piece, comprising: die 1, blank holder 6, punch 8 and auxiliary seal plate 4.
Die 1 is arranged on the downside of plane net orifice plate 5, blank holder 6 is positioned on the upside of plane net orifice plate 5, punch 8 and die 1 subtend are placed, and drawing is carried out at the middle part of punch 8 pairs of plane net orifice plates 5 and auxiliary seal plate 4, and auxiliary seal plate 4 to overlay on the downside of plane net orifice plate 5 and is out of shape with plane net orifice plate 5 simultaneously.
Controlled by the numerical control hydromechanical deep drawing hydraulic press do not shown in figure when hydro-mechanical drawing mould 100 works, punch 8 is arranged on the upper moved cross beam that do not show in the upper figure of numerical control hydromechanical deep drawing hydraulic press, blank holder 6 is arranged on the lower moved cross beam that do not show in the upper figure of numerical control hydromechanical deep drawing hydraulic press, and die 1 is fixedly mounted on the workbench that do not show in the upper figure of numerical control hydromechanical deep drawing hydraulic press.
Fig. 2 is the structural representation of complex-curved net hole structure piece.
As depicted in figs. 1 and 2, punch 8 has the front end face 9 matched with curved surface net hole structure piece 10, the shape of curved surface net hole structure piece 10 with do not show in figure according to 3 d scan data be processed into high-precision complex-curved consistent, the die cavity volume 2 that die 1 has a stuffing pressure oil with die cavity volume 2 above detent mouth 3, the flange position of plane net orifice plate 5 and the flange position of auxiliary seal plate 4 are pressed in detent mouth 3 by blank holder 6 simultaneously, pressure oil is sealed in die cavity volume 2 by auxiliary seal plate 4, the center of blank holder 6 offers the through hole 7 moved downward for punch 8.
Detent mouth 3 can be put in order to make plane net orifice plate 5 and auxiliary seal plate 4 and realize all mesh of the complete overlay planes mesh plate 5 of auxiliary seal plate 4 energy thus set up hydraulic coupling, therefore, auxiliary seal plate 4 and equal and opposite in direction identical with plane net orifice plate 5 shape, but the variable thickness phasing of the thickness of auxiliary seal plate 4 and plane net orifice plate 5 with.
Plane net orifice plate is deformed into the hydro-mechanical drawing method into complex-curved net hole structure piece by use hydro-mechanical drawing mould, carries out according to following steps:
Preparation: in advance to die cavity volume 2 stuffing pressure oil.
Work piece: plane net orifice plate 5 alignment is overlayed on auxiliary seal plate 4, then plane net orifice plate 5 is placed in detent mouth 3 together with auxiliary seal plate 4.
Workpiece is fixed: blank holder 6 presses down, and applies pressure-pad-force to plane net orifice plate 5 and auxiliary seal plate 4, plane net orifice plate 5 and auxiliary seal plate 4 is pressed in detent mouth 3.
Pressurization drawing: continue stuffing pressure oil in die cavity volume 2 hydraulic coupling is set up to auxiliary seal plate 4 pressurization, punch 8 presses down, simultaneously to the force value change that auxiliary seal plate 4 continuation pressurization makes hydraulic coupling preset according to Digit Control Machine Tool, correspondingly, the force value change that the pressure-pad-force that blank holder 6 applies presets according to numerical control hydromechanical deep drawing hydraulic press, becomes the complex-curved net hole structure piece 10 matched with front end face 9 by plane net orifice plate 5 hydro-mechanical drawing.
Workpiece and auxiliary member is taken out: die cavity volume 2 release pressure oil carries out release after release, punch 8 and blank holder 6 are taken up in order of priority and are got back to original position, take out the complex-curved net hole structure piece 10 of drawing and forming and the auxiliary seal plate 4 after deforming, auxiliary seal plate 4 after distortion becomes recyclable waste material, and once drawing is shaped and terminates.
The effect of embodiment and effect
According to a kind of hydro-mechanical drawing mould for plane net orifice plate being deformed into into complex-curved net hole structure piece that the present embodiment provides, wherein, because the front end face of punch matches with curved surface net hole structure piece, the shape of curved surface net hole structure piece be processed into according to 3 d scan data high-precision complex-curved consistent, and below plane net orifice plate, stacked the auxiliary seal plate simultaneously deformed with plane net orifice plate, and auxiliary seal plate by hydraulic oil seal in die cavity volume, the side of auxiliary seal plate is by punch drawing, the opposite side of auxiliary seal plate establishes hydraulic coupling by hydraulic oil, the drawing pressure of punch, the pressure-pad-force of blank holder and be based upon hydraulic coupling that auxiliary seal plate is positioned at die cavity volume side make auxiliary seal plate and plane net orifice plate simultaneously together with deform, therefore, plane net orifice plate can be deformed into as complex-curved net hole structure piece by this hydro-mechanical drawing mould.
Controlled by numerical control hydromechanical deep drawing hydraulic press during hydro-mechanical drawing mold work, therefore the drawing pressure of punch, the pressure-pad-force of blank holder and be applied to the hydraulic coupling that auxiliary seal plate is positioned at described die cavity volume side and can regulate according to different demands, makes the complex-curved net hole structure piece that processes more accurate.
Certainly hydro-mechanical drawing mould involved in the present invention is not merely defined in structure in the present embodiment.
Claims (3)
1., for plane net orifice plate being deformed into the hydro-mechanical drawing mould into curved surface net hole structure piece, it is characterized in that, comprise:
Be arranged on the die on the downside of described plane net orifice plate;
Be positioned at the blank holder on the upside of described plane net orifice plate;
Setting relative to described die and there is the punch of the front end face matched with described curved surface net hole structure piece; And
To overlay on the downside of described plane net orifice plate and the auxiliary seal plate be simultaneously out of shape with described plane net orifice plate,
Wherein, described die has the die cavity volume of stuffing pressure oil and the detent mouth in the upper shed of described die cavity volume,
Described pressure oil is sealed in described die cavity volume by described auxiliary seal plate,
The flange of the flange of described plane net orifice plate and described auxiliary seal plate is pressed in described detent mouth by described blank holder,
The center of described blank holder offers the through hole passed for described punch,
Described punch has the front end face matched with described curved surface net hole structure piece, by moving up and down in described through hole, carries out drawing to the middle part of described plane net orifice plate and the middle part of described auxiliary seal plate.
2. hydro-mechanical drawing mould according to claim 1, is characterized in that:
Wherein, described auxiliary seal plate and equal and opposite in direction identical with described plane net orifice plate shape, variable thickness phasing with.
3. use a method for the complex-curved net hole structure piece of hydro-mechanical drawing die forming as claimed in claim 1, it is characterized in that, comprise following concrete steps:
Described pressure oil is filled in advance to described die cavity volume;
Described plane net orifice plate alignment is overlayed on described auxiliary seal plate, more described plane net orifice plate is placed in described detent mouth together with auxiliary seal plate;
Described blank holder presses down, and applies pressure-pad-force, compress in described detent mouth by described plane net orifice plate and described auxiliary seal plate to described plane net orifice plate and described auxiliary seal plate;
In described die cavity volume, continue to fill described pressure oil hydraulic coupling is set up to described auxiliary seal plate pressurization;
Described punch presses down, the force value change that described pressure-pad-force and described hydraulic coupling preset according to Digit Control Machine Tool, described plane net orifice plate hydro-mechanical drawing is become the complex-curved net hole structure piece matched with described front end face;
Described die cavity volume discharges described pressure oil and carries out release;
Described punch and described blank holder are taken up in order of priority and are got back to original position;
Take out the described complex-curved net hole structure piece of drawing and forming and the described auxiliary seal plate after being out of shape, once drawing is shaped and terminates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310531085.1A CN103551443B (en) | 2013-10-30 | 2013-10-30 | Hydro-mechanical drawing mould and hydro-mechanical drawing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310531085.1A CN103551443B (en) | 2013-10-30 | 2013-10-30 | Hydro-mechanical drawing mould and hydro-mechanical drawing method thereof |
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| Publication Number | Publication Date |
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| CN103551443A CN103551443A (en) | 2014-02-05 |
| CN103551443B true CN103551443B (en) | 2016-02-03 |
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| CN201310531085.1A Expired - Fee Related CN103551443B (en) | 2013-10-30 | 2013-10-30 | Hydro-mechanical drawing mould and hydro-mechanical drawing method thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104889214B (en) * | 2015-06-17 | 2017-04-12 | 柯马(上海)工程有限公司 | Flexible self-adaptive on-line edging forming die |
| CN105945120A (en) * | 2016-06-08 | 2016-09-21 | 江西洪都航空工业集团有限责任公司 | Design method for hydrodynamic deep drawing process of axis-symmetric parts |
| CN111842605A (en) * | 2019-04-30 | 2020-10-30 | 东莞市植本环保科技有限公司 | Manufacturing method of pulp suction mold of stretching pore plate |
| CN111408659B (en) * | 2020-04-01 | 2021-07-06 | 大连理工大学 | Method for forming laminated plate of middle discontinuous thin-wall metal member |
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| SU1258560A2 (en) * | 1985-04-11 | 1986-09-23 | Предприятие П/Я А-1450 | Arrangement for hydraulic mechanical drawing |
| DE4012163A1 (en) * | 1990-04-14 | 1991-10-17 | Heraeus Gmbh W C | METHOD FOR PRODUCING TANTALE HOLLOW BODIES |
| DE19724766C2 (en) * | 1997-06-12 | 2001-04-12 | Forschungsges Umformtechnik | Process for hydromechanical deep drawing and associated device |
| DE10058589A1 (en) * | 2000-11-25 | 2002-05-29 | Bayerische Motoren Werke Ag | Method and device for holding components on both sides |
| CN101152656A (en) * | 2006-09-27 | 2008-04-02 | 中国航天科技集团公司第五研究院第五一○研究所 | Stephanoporate thin wall curve grid hydraulic forming mold and method |
| CN101274343A (en) * | 2008-05-19 | 2008-10-01 | 哈尔滨理工大学 | Device for improving forming limit in hydromechanical deep drawing of sheet material and method thereof |
| CN201735665U (en) * | 2010-07-14 | 2011-02-09 | 成都飞机工业（集团）有限责任公司 | Edge pressing device for hydromechanical deep drawing |
| CN102039342A (en) * | 2009-10-19 | 2011-05-04 | 福特环球技术公司 | Hydromechanical drawing process and machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS232014B1 (en) * | 1982-03-04 | 1985-01-16 | Jiri Tomasek | Method of hydromechanical drawing of deep of drawn parts and apparatus for performing this method |
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2013
- 2013-10-30 CN CN201310531085.1A patent/CN103551443B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1258560A2 (en) * | 1985-04-11 | 1986-09-23 | Предприятие П/Я А-1450 | Arrangement for hydraulic mechanical drawing |
| DE4012163A1 (en) * | 1990-04-14 | 1991-10-17 | Heraeus Gmbh W C | METHOD FOR PRODUCING TANTALE HOLLOW BODIES |
| DE19724766C2 (en) * | 1997-06-12 | 2001-04-12 | Forschungsges Umformtechnik | Process for hydromechanical deep drawing and associated device |
| DE10058589A1 (en) * | 2000-11-25 | 2002-05-29 | Bayerische Motoren Werke Ag | Method and device for holding components on both sides |
| CN101152656A (en) * | 2006-09-27 | 2008-04-02 | 中国航天科技集团公司第五研究院第五一○研究所 | Stephanoporate thin wall curve grid hydraulic forming mold and method |
| CN101274343A (en) * | 2008-05-19 | 2008-10-01 | 哈尔滨理工大学 | Device for improving forming limit in hydromechanical deep drawing of sheet material and method thereof |
| CN102039342A (en) * | 2009-10-19 | 2011-05-04 | 福特环球技术公司 | Hydromechanical drawing process and machine |
| CN201735665U (en) * | 2010-07-14 | 2011-02-09 | 成都飞机工业（集团）有限责任公司 | Edge pressing device for hydromechanical deep drawing |
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| CN103551443A (en) | 2014-02-05 |
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Granted publication date: 20160203 Termination date: 20181030 |