CN2670024Y - Sheet hot shaping discrete lap apparatus - Google Patents

Sheet hot shaping discrete lap apparatus Download PDF

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Publication number
CN2670024Y
CN2670024Y CNU2003201240724U CN200320124072U CN2670024Y CN 2670024 Y CN2670024 Y CN 2670024Y CN U2003201240724 U CNU2003201240724 U CN U2003201240724U CN 200320124072 U CN200320124072 U CN 200320124072U CN 2670024 Y CN2670024 Y CN 2670024Y
Authority
CN
China
Prior art keywords
drift
mould
punches
screw
die
Prior art date
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.)
Expired - Fee Related
Application number
CNU2003201240724U
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Chinese (zh)
Inventor
杨沿平
莫旭辉
钟志华
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Hunan University
Original Assignee
Hunan University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hunan University filed Critical Hunan University
Priority to CNU2003201240724U priority Critical patent/CN2670024Y/en
Application granted granted Critical
Publication of CN2670024Y publication Critical patent/CN2670024Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a discrete face model device shaping by sheet hot. A plurality of punches are arranged on an upper mould 1 which is composed of a screw 4 which is connected with a mould plate 3 and a head body 5 which is matched with the screw. The head body 5 can move along the screw 4. A plurality of punches are also arranged on a lower mould 2 which is composed of a screw 7 which is connected with a mould plate 6 and a head body 8 which is matched with the screw. The head body 8 can move along the screw 7. The punches on the upper mould and the lower mould are corresponded. The punches on the upper mould and the lower mould which are corresponded are on the same shaft line or are mutually staggered. The utility model has the advantages of simple structure, low cost, convenient operation and maintenance, and the punches can satisfy the regulation in different heights. The staggered arrangement of the corresponding punches not only can prevent the oversized stress of the parts of the punches or the dieback, but also can make the stress points of the sheet material on the projecting surface. The uniform shaping of the sheet is favourable, the internal stress is uniformly distributed, and the recurrent magnitude after shaping is decreased.

Description

A kind of plate hot forming discrete surface die device
Technical field
The utility model relates to the hot formed discrete surface mould of a kind of plate, especially a kind of discrete surface die device that should be used for the processing of blank component shaping.
Background technology:
Announced No. 02273508.9 " multi-point formation apparatus for sheet material " utility model patent on May 7th, 2003, this device is made up of upper die and lower die, be respectively equipped with a plurality of element bodies (hydraulic drive type drift) on it, and symmetry is on the same axis one by one by Driven by Hydraulic Cylinder.This device is by the stroke of adjusting device adjusting drift, and the hydraulic-driven element body (drift) of all different strokes constitutes needed shaping profile, and drives by press device, Sheet Metal Processing is become the workpiece of respective shapes.Because this device adopts the element body of hydraulic cylinder type structure, therefore there are complex structure, hydraulic cylinder travel control system complexity, involve great expense, safeguard deficiency such as inconvenience.
Summary of the invention
The purpose of this utility model provide a kind of simple in structure, cost is low and safeguard plate hot forming discrete surface die device easy to use.
Another purpose of the present utility model is that the plate hot forming discrete surface die device that is provided helps component shaping and improves the component shaping quality.
The technical solution of the utility model is seen ginseng Fig. 1, comprises patrix 1 and counterdie 2, and patrix 1 is provided with some compact arranged drifts, and described drift is made up of screw rod 4 that is connected with template 3 and the body 5 that cooperates with this screw rod, and a body 5 can produce displacements along screw rod 4; Counterdie 2 is provided with some compact arranged drifts, and described drift is made up of screw rod 7 that is connected with template 6 and the body 8 that cooperates with this screw rod, and a body 8 can produce displacements along screw rod 7; Drift correspondence on the upper and lower mould.The adjusting device of the utility model by being provided with in addition, realize of the height adjusting of drift head body with respect to template, a body top of all differing heights constitute required shaping profile, and drive by press device, Sheet Metal Processing is become the workpiece or the blank of respective shapes.
The further structure of technical solutions of the utility model is, corresponding drift staggers mutually and is not on the same axis on the drift on the patrix and the counterdie, i.e. dislocation is arranged, referring to Fig. 3.Drift corresponding on the upper and lower mould is taked to be staggeredly arranged, drift staggers mutually and is not on the same axis, both can prevent the stressed excessive or dieback of part drift, the stress point of plate on the perspective plane increased, help sheet material and be shaped more equably and make the internal stress of the workpiece after the shaping distribute more to become evenly, reduce the springback capacity after being shaped.
The utlity model has following technique effect:
1, because the drift on the upper die and lower die is a sped structure, being drift is made up of a screw rod and the body that cooperates with this screw rod, compared with the prior art, have simple in structure, cost is low and operation and characteristics easy to maintenance, the drift head body of sped structure also has the characteristics that are adjustable as various differing heights, to satisfy the needs of various different profile shapes.And because simple in structure, cost is low, operation and easy to maintenance, help applying.
2, corresponding drift is staggeredly arranged on the upper and lower mould, has further technique effect to be:
1) during the drift height on regulating upper and lower mould; usually can there be regulating error; when there is positive error in the height adjusting of drift corresponding on the upper and lower mould; spacing between the corresponding drift then diminishes; be staggeredly arranged, corresponding up and down drift is then staggered by line of action of force, helps avoiding the drift dieback of pitch smaller or being damaged; can play a protective role to drift, prolong the service life of drift.
2) drift is staggeredly arranged, and normal pressure is not only arranged during sheet metal deformation, and increased moment of flexure, and the plate stressing conditions is improved.
3) drift is staggeredly arranged, and the impression that plate upper and lower surface stress point position produces is staggered, thereby makes finished product curved surface thickness evenness better, has improved the forming quality of workpiece.
4) drift is staggeredly arranged, and the stress point of sheet material on the perspective plane increased, and uniformity stressed when making sheet material forming is better, and then the internal stress behind the sheet material forming distributes and more becomes evenly, so can reduce the springback capacity after the shaping, helps improving the forming quality of workpiece.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a schematic structure diagram of the present utility model;
Fig. 2 is the structure chart of first embodiment of the utility model;
Fig. 3 is the structure chart of second embodiment of the utility model, and determines that this figure is a Figure of abstract;
Fig. 4 is in the schematic top plan view of same axis for the drift on the upper and lower mould among Fig. 1 and Fig. 2;
Fig. 5 is the schematic top plan view of a kind of form that misplaces of corresponding drift on the upper and lower mould;
Fig. 6 is the schematic top plan view of the another kind dislocation form of corresponding drift on the upper and lower mould.
Each member of the present utility model and numbering thereof give corresponding description in an embodiment.
The specific embodiment
Embodiment 1.Referring to Fig. 1 and Fig. 2.Comprise patrix 1 and counterdie 2, the template 3 of patrix 1 is provided with some compact arranged drifts, and described drift is made of screw rod 4 that is connected with template 3 and the body 5 that cooperates with this screw rod, and a body 5 can axially produce displacements along screw rod 4; The template 6 of counterdie 2 is provided with some compact arranged drifts, and described drift is made of screw rod 7 that is connected with template 6 and the body 8 that cooperates with this screw rod, and a body 8 can axially produce displacements along screw rod 7; Drift on the patrix is corresponding with the drift of counterdie.In this example, drift corresponding on the upper die and lower die is on the same axis.The process of operation is that at first the adjusting device by being provided with is in addition regulated the height of upper and lower mould drift head body with respect to template, makes it to constitute needed shaping profile, drives by press device, and Sheet Metal Processing is become respective shapes.State when Figure 2 shows that forming operation, workpiece or the blank of part 9 for being formed.It is 10 centimetres to 60 centimetres sheet forming processing that the utility model generally should be used for thickness, and at first plate is heated to proper temperature according to different materials.
Embodiment 2.Referring to Fig. 3.In this example, corresponding drift staggers mutually and is not on the same axis on the drift on the patrix 1 and the counterdie 2, and promptly the axis 11 of corresponding drift staggers mutually on the punch axis 10 of patrix 1 and the counterdie 2.Other is with embodiment 1.
Fig. 4 is in the schematic top plan view of same axis for corresponding drift on the upper and lower mould among Fig. 1 and Fig. 2, and the downward projection of corresponding drift is overlapping on the upper and lower mould, and the center distance of two whenever adjacent drifts is D in the upper and lower mould; Fig. 5 and Fig. 6 have represented the form of corresponding drift dislocation in the upper and lower mould respectively, solid line among Fig. 5 and dotted line are represented the drift position of upper and lower mould respectively, shown relative dislocation simultaneously on X and Y direction, drift corresponding in the drift in the patrix and the counterdie is D/2 in the centre-to-centre spacing of X and Y direction; Shown in Figure 6, corresponding only dislocation relatively on directions X of drift on the upper and lower mould, drift corresponding in the drift in the patrix and the counterdie is D/2 in the centre-to-centre spacing of directions X, still is D in the centre-to-centre spacing of Y direction.Hence one can see that, corresponding drift staggers mutually and is not on the same axis on drift on the patrix and the counterdie, be that the axis of corresponding drift staggers mutually on the upper and lower mould, be on the same axis than the upper and lower mould upper punch and compare, being staggeredly arranged has increased the shaping stress point of sheet material on the perspective plane, thereby more helps the shaping of workpiece or blank and improve its forming quality.Fig. 5 and Fig. 6 have only represented two kinds of forms that corresponding drift is staggeredly arranged on the upper and lower mould, and the form which kind of adopts be staggeredly arranged should be decided on shaping curved mask shape.In general heal when big at shape curvature of face radius, be staggeredly arranged the effect that produces more obviously.
Any modification structures on the technical solutions of the utility model basis all belongs to protection domain of the present utility model.

Claims (3)

1, a kind of plate hot forming discrete surface die device, upper die and lower die are arranged, patrix is provided with some compact arranged drifts, counterdie is provided with some compact arranged drifts, drift correspondence on the upper and lower mould, it is characterized in that the drift on the described upper die and lower die is made up of a screw rod that is connected with this mould template and the body that cooperates with this screw rod, described body can produce axial displacement along the screw rod that is mated.
2,, it is characterized in that drift corresponding on drift and the counterdie on the patrix staggers mutually and is not on the same axis according to the described a kind of plate hot forming discrete surface die device of claim 1.
3,, it is characterized in that drift corresponding on drift and the counterdie on the patrix is on the same axis according to the described a kind of plate hot forming discrete surface die device of claim 1.
CNU2003201240724U 2003-12-24 2003-12-24 Sheet hot shaping discrete lap apparatus Expired - Fee Related CN2670024Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2003201240724U CN2670024Y (en) 2003-12-24 2003-12-24 Sheet hot shaping discrete lap apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2003201240724U CN2670024Y (en) 2003-12-24 2003-12-24 Sheet hot shaping discrete lap apparatus

Publications (1)

Publication Number Publication Date
CN2670024Y true CN2670024Y (en) 2005-01-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2003201240724U Expired - Fee Related CN2670024Y (en) 2003-12-24 2003-12-24 Sheet hot shaping discrete lap apparatus

Country Status (1)

Country Link
CN (1) CN2670024Y (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101797606A (en) * 2009-12-31 2010-08-11 凌云工业股份有限公司 On-line arcuation device of bumper
WO2010102578A1 (en) * 2009-03-12 2010-09-16 泰安市硕力液压设备厂 Plate curved surface forming device for square pressure head adjustable mold
CN103433384A (en) * 2013-08-26 2013-12-11 北京理工大学 Controllable variable-temperature combined multiple-punch forming device for high-strength steel plates
CN110743952A (en) * 2019-10-31 2020-02-04 湖南同心模具制造有限公司 Multipoint flexible digital forming die for concrete helical blade

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010102578A1 (en) * 2009-03-12 2010-09-16 泰安市硕力液压设备厂 Plate curved surface forming device for square pressure head adjustable mold
CN101549377B (en) * 2009-03-12 2011-01-12 泰安市硕力液压设备厂 Curved surface forming device for adjustable segmented mold board of square rams
JP2012519594A (en) * 2009-03-12 2012-08-30 泰安市碩力液圧設備廠 Adjusting die plate material curved surface forming device with square ram
AU2010223744B2 (en) * 2009-03-12 2013-11-07 Shandong Surele Machinery Company Limited Plate curved surface forming device for square pressure head adjustable mold
CN101797606A (en) * 2009-12-31 2010-08-11 凌云工业股份有限公司 On-line arcuation device of bumper
CN103433384A (en) * 2013-08-26 2013-12-11 北京理工大学 Controllable variable-temperature combined multiple-punch forming device for high-strength steel plates
CN103433384B (en) * 2013-08-26 2015-10-28 北京理工大学 The controlled combination of variable temperature of high strength steel plate many drifts building mortion
CN110743952A (en) * 2019-10-31 2020-02-04 湖南同心模具制造有限公司 Multipoint flexible digital forming die for concrete helical blade

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee