CN106881416A - Flange body and stamping mold - Google Patents

Flange body and stamping mold Download PDF

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Publication number
CN106881416A
CN106881416A CN201710288775.7A CN201710288775A CN106881416A CN 106881416 A CN106881416 A CN 106881416A CN 201710288775 A CN201710288775 A CN 201710288775A CN 106881416 A CN106881416 A CN 106881416A
Authority
CN
China
Prior art keywords
flange
block
flexible
core
limited block
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.)
Pending
Application number
CN201710288775.7A
Other languages
Chinese (zh)
Inventor
徐肖
黄涛
张金贵
王旭
井芊
李杭
卢桥
何鹏申
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Jianghuai Automobile Group Corp
Original Assignee
Anhui Jianghuai Automobile Group Corp
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 Anhui Jianghuai Automobile Group Corp filed Critical Anhui Jianghuai Automobile Group Corp
Priority to CN201710288775.7A priority Critical patent/CN106881416A/en
Publication of CN106881416A publication Critical patent/CN106881416A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • B21D37/12Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies

Abstract

The invention discloses a kind of flange body and stamping mold, wherein, the flange body includes material pressing core, and the material pressing core is fixedly installed on upper bolster, wherein, the flange body also includes:Retainer core, flexible member and two groups of symmetrically arranged forming modules;Wherein, retainer core includes first step and second step;The two ends of flexible member are fixedly connected with die shoe and second step respectively;Include fixed block and flange cutter block per composing type module, flange cutter block is rotated with fixed block and is connected, and fixed block is fixedly installed on die shoe, and flange cutter block includes forming blocks and limited block, the angle between forming blocks and limited block with setting.Flange body and stamping mold that the present invention is provided, solve the problems, such as to cause flange plucking because flange gap is small in the prior art;Also solve the problems, such as that the flange body for moving straight up and down in the prior art cannot be compensated to angle simultaneously, meet the requirement of the various flange angles of plate.

Description

Flange body and stamping mold
Technical field
The present invention relates to stamping technology field, more particularly to a kind of flange body and stamping mold.
Background technology
Flanging process is the common process in Sheet Metal Stamping Process.But in turn-up process, due to mould structure, Plate after processing would generally produce the flange galling defect, plucking to cause that part thickness is thinning, flange face can be influenceed when serious Intensity.Fig. 1 is the structural representation after plate flange, and Fig. 2 is state diagram of traditional flange body before to plate flange, figure 3 state diagram for traditional flange body after to plate flange, referring to Fig. 1 to Fig. 3, the flange body includes retainer core 4th, material pressing core 3 and the flange cutter block 2 installed in upper mould, in turn-up process, will be placed on retainer core 4 by material pressing core 3 Plate 1 is compressed, and flange cutter block 2 is moved downward with upper mould, continues to move downward when after the contact plate 1 of flange cutter block 2, to realize plate The flange of material 1;But because the flange gap between flange cutter block 2 and material pressing core 3 is smaller, in turn-up process, easily cause plate The galling defect of material 1.
For the U-shaped part of this open type, due to moulding reason, the resilience in flange face is easily produced, in mold design When, for the flange with angle of inclination, flange can be set an offset angle towards the opposite direction of resilience, to ensure part Precision after flange resilience, this is a process for springback compensation.But two flange faces for plate after flange are parallel to In the case of mold movement direction, springback compensation just cannot be inwardly carried out again, cause the plate after flange that resilience, shadow occur Ring product quality.
The content of the invention
It is an object of the invention to provide a kind of flange body and stamping mold, to realize producing and processing U-shaped part, prevent In turn-up process, the flange face of U-shaped part produces galling defect, while can be to providing resilience with flange face at any angle Compensation.
The invention provides a kind of flange body, including material pressing core, the material pressing core is fixedly installed on upper bolster, its In, the flange body also includes:
Retainer core, the retainer core includes first step and second step, the first step and the second step it Between be fixedly connected by support bar;
Flexible member, one end of the flexible member is fixedly connected with the die shoe, the other end of the flexible member It is fixedly connected with the second step;
Two groups of symmetrically arranged forming modules, forming module described in every group includes fixed block and flange cutter block, described to turn over Side cutter block is rotated with the fixed block and is connected, and the fixed block is fixedly installed on the die shoe, and the flange cutter block includes Forming blocks and limited block, the angle between the forming blocks and the limited block with setting, the limited block is arranged on described Between first step and the second step.
Flange body as described above, these, it is preferred to, deep-slotted chip breaker, the flange knife are provided with the fixed block The rotating shaft coordinated with the deep-slotted chip breaker is provided with block, the first confined planes and second spacing are provided with the opening of the deep-slotted chip breaker Face, the angular range between first confined planes and second confined planes with setting.
Flange body as described above, these, it is preferred to, the forming module also includes axis and two contiguous blocks, It is provided with the rotation hole coordinated with the axis in the rotating shaft, the two ends of the axis are respectively with the of two contiguous blocks One end is fixedly connected, and the second end of each contiguous block is fixedly connected with the fixed block.
Flange body as described above, these, it is preferred to, distance is maintained between two fixed blocks, and it is described The two sides of second step contact with two fixed blocks respectively.
Flange body as described above, these, it is preferred to, the upper surface of the second step is cambered surface.
Flange body as described above, these, it is preferred to, the lower section of the second step sets fluted, the bullet Property element fix be fastened in the groove.
Flange body as described above, these, it is preferred to, rounded corner is provided with the first step, the circle falls Angle and absorption surface.
Flange body as described above, these, it is preferred to, the forming blocks, the limited block and the rotating shaft are one It is body formed.
Flange body as described above, these, it is preferred to, the distance between the first step and the second step More than the thickness of the limited block.
Present invention also offers a kind of stamping mold, including upper bolster and die shoe, it is fixedly installed on the upper bolster Material pressing core, wherein, the stamping mold also includes the flange body that the present invention is provided, the fixed block and the elasticity unit Part is fixedly installed on the die shoe, and the retainer core coordinates with the material pressing core.
Flange body and stamping mold that the present invention is provided, are carried out by setting rotary flange cutter block to plate Flange, solves the problems, such as to cause flange plucking because flange gap is small in the prior art, it is ensured that the flange quality of plate; Meanwhile, by adjusting the angle between forming blocks and limited block, solve the flange body for moving straight up and down in the prior art The problem that angle cannot be compensated, and only need to change the angle between forming blocks and limited block, you can meet each of plate The requirement of flange angle is planted, the versatility of the flange body is realized.
Brief description of the drawings
Specific embodiment of the invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation after plate flange;
Fig. 2 is state diagram of traditional flange body before to plate flange;
Fig. 3 is state diagram of traditional flange body after to plate flange;
Fig. 4 is the structural representation of flange body provided in an embodiment of the present invention;
Fig. 5 is state diagram of the flange body provided in an embodiment of the present invention before flange starts;
Fig. 6 is state diagram of the flange body provided in an embodiment of the present invention when flange starts;
Fig. 7 is state diagram of the flange body provided in an embodiment of the present invention at the end of flange;
Fig. 8 is structural representation of the flange body provided in an embodiment of the present invention in another specific embodiment;
Fig. 9 is the explosive view of forming module;
Figure 10 is the structural representation of retainer core.
Description of reference numerals:
1- plate 2- flange cutter block 3- material pressing cores
4- retainer core 100- material pressing core 200- retainer cores
210- first step 220- second step 230- support bars
240- groove 300- forming module 310- fixed blocks
311- deep-slotted chip breakers 312- the first confined planes the second confined planes of 313-
320- flange cutter block 321- forming blocks 322- limited blocks
323- rotating shaft 324- rotation hole 330- contiguous blocks
The second ends of 331- first ends 332- 340- axis
400- flexible member 500- upper bolster 600- die shoes
700- plates β-offset angle
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached It is exemplary to scheme the embodiment of description, is only used for explaining the present invention, and is not construed as limiting the claims.
Fig. 4 is the structural representation of flange body provided in an embodiment of the present invention, and Fig. 5 is turned over for provided in an embodiment of the present invention State diagram of the side mechanism before flange starts, Fig. 6 is state of the flange body provided in an embodiment of the present invention when flange starts Figure, Fig. 7 is state diagram of the flange body provided in an embodiment of the present invention at the end of flange, and Fig. 8 is provided for the embodiment of the present invention Structural representation of the flange body in another specific embodiment, Fig. 9 is the explosive view of forming module, and Figure 10 is retainer core Structural representation.
Referring to Fig. 4 to Figure 10, a kind of flange body, including material pressing core 100, the pressure are the embodiment of the invention provides Material core 100 is fixedly installed on upper bolster 500, wherein, the flange body also includes:Retainer core 200, flexible member 400 and two The symmetrically arranged forming module 300 of group;Wherein, retainer core 200 includes first step 210 and second step 220, first step It is fixedly connected by support bar 230 between 210 and second step 220;One end of flexible member 400 is fixed with die shoe 600 and is connected Connect, the other end of flexible member 400 is fixedly connected with second step 220;Include the He of fixed block 310 per composing type module 300 Flange cutter block 320, flange cutter block 320 is rotated with fixed block 310 and is connected, and fixed block 310 is fixedly installed on die shoe 600, is turned over Side cutter block 320 includes forming blocks 321 and limited block 322, the angle between forming blocks 321 and limited block 322 with setting, spacing Block 322 is arranged between first step 210 and second step 220.
The operation principle of panel turnover mechanism provided in an embodiment of the present invention is as follows:
Before to the flange of plate 700, plate 700 is placed on first step 210, and limited block 322 rides upon second step On 220, now plate 700 maintains distance with the peak of forming blocks 321, as shown in Figure 5;When starting that plate 700 is carried out During flange, material pressing core 100 is moved downward with upper bolster 500, continues to move downward after material pressing core 100 touches plate 700, this When flexible member 400 gradually reduced with moving downward for material pressing core 100, to drive plate 700 to move downward, work as plate 700 when touching forming blocks 321, and as material pressing core 100 continues to move, forming blocks 321 start to the flange of plate 700, such as Fig. 6 institutes Show;As material pressing core 100 continues to move, the lower surface of first step 210 is supported on limited block 322, and drives flange cutter block 320 rotate, and two forming blocks 321 is gradually mutually drawn in, and then realize the lasting bending to plate 700, when two forming blocks 321 When supporting first step 210, flange release, as shown in Figure 7;After flange terminates, upper bolster 500 drives material pressing core 100 Drawback movement is done, now the compression stress of flexible member 400 is released and starts bounce-back, by the reply masterpiece of flexible member 400 By the gradually jack-up of limited block 322, and then flange cutter block 320 can be driven to rotate with, second step 220, when flexible member 400 is received To power reach balance again when, the plate 700 after flange is ejected mould, so as to operator take out.Relative to prior art, Flange body provided in an embodiment of the present invention, flange is carried out by setting rotary flange cutter block 320 to plate 700, Solve the problems, such as to cause flange plucking because flange gap is small in the prior art, it is ensured that the flange quality of plate 700.
Additionally, the angle between forming blocks 321 and limited block 322 can be wanted according to the flange angle of plate to be processed 700 Ask and springback compensation angle beta requirement depending on, and angle between forming blocks 321 and limited block 322 is flange angle and compensation The difference of angle beta, as shown in figure 8, when the flange of plate 700 is needed with 700 plane perpendicular of plate, i.e., flange angle is 90 °, is After preventing straight forming to flange angle, cause to be obtuse angle between flange and the bottom surface of plate 700 due to flange resilience, need to be Offset angle β is set between forming blocks 321 and limited block 322, so as to can reach required flange after there is flange resilience Angle.Relative to prior art, above-mentioned setting solves the flange body for moving straight up and down in the prior art cannot be to angle The problem for compensating, and flange body provided in an embodiment of the present invention only needs to change between forming blocks 321 and limited block 322 Angle, you can meet the requirement of the various flange angles of plate 700, realizes the logical of flange body provided in an embodiment of the present invention The property used.
In order to ensure that forming blocks 321 will not scratch plate 700 during to the flange of plate 700, on first step 210 Rounded corner is provided with, flange is realized by the relative slip between rounded corner and workpiece.
Further, deep-slotted chip breaker 311 is provided with fixed block 310, is provided with flange cutter block 320 and matched somebody with somebody with deep-slotted chip breaker 311 The rotating shaft 323 of conjunction, is provided with the first confined planes 312 and the second confined planes 313 at the opening of deep-slotted chip breaker 311;Wherein, deep-slotted chip breaker 311 section circular arc girth thus it can be prevented that the taking off in the radial direction from deep-slotted chip breaker 311 of rotating shaft 323 more than the half of circumference Go out;Additionally, the first confined planes 312 can be horizontal plane, the mistake of the rotation of limited block 322 is promoted in the lower surface of first step 210 Cheng Zhong, when the lower surface of limited block 322 is supported on the first confined planes 312, forming blocks 321 are also supported in first step 210 On, so as to complete flange action, serve the spacing effect of flange;When material pressing core 100 as upper bolster 500 does drawback movement When, flexible member 400 while second step 220 is by the gradually jack-up of limited block 322, and drives limit gradually by the jack-up of retainer core 200 Position block 322 rotate, when forming blocks 321 are supported on the second confined planes 313, retainer core 200 stop it is up, so as to prevent Retainer core 200 is excessively ejected by flexible member 400, serves the effect spacing to the backhaul of retainer core 200.In addition, first is spacing There is the angular range of setting, to ensure that flange cutter block 320 has enough rotations empty between the confined planes 313 of face 312 and second Between, while realizing to the spacing of the motion of retainer core 200, it is to be understood that specific angular range can be according to flange cutter block 320 with the actual assembled situation of retainer core 200 depending on, to realize that the function in the course of the work of flange cutter block 320 is defined.
It should be noted that the thickness of the distance between first step 210 and second step 220 more than limited block 322, from And can ensure during retainer core 200 is moved downward, limited block 322 can be rotated only by the promotion of first step 210, Without being interfered with second step 220, correspondingly, in the upward motion process of retainer core 200, limited block 322 can be only Rotated by the promotion of second step 220, without being interfered with first step 210, hinder the rotation of limited block 322.
It is understood that for the ease of the processing of flange cutter block 320, forming blocks 321, limited block 322 and rotating shaft 323 can To be integrally formed;Correspondingly, first step 210, support bar 230 and second step 220 can also be integrally formed.
Further, reference picture 9, forming module 300 also includes axis 340 and two contiguous blocks 330, is set in rotating shaft 323 The rotation hole 324 coordinated with axis 340 is equipped with, the two ends of axis 340 are fixed with two first ends of contiguous block 330 331 respectively Connection, the second end 332 of each contiguous block 330 is fixedly connected with fixed block 310, such that it is able to limit rotating shaft 323 in arc The axial direction of groove 311 is slided, it is ensured that the reliability that rotating shaft 323 is rotated.
It should be noted that axis 340 can have various ways to be fixedly connected with contiguous block 330, such as welding, clamping Deng in the present embodiment, for the ease of the dismounting of axis 340 and contiguous block 330, axis 340 and contiguous block 330 can be bolt Connection, specifically, the two ends of axis 340 offer screwed hole, and the hole coordinated with screwed hole is also offered on contiguous block 330, Such that it is able to realize the fixation of axis 340 and contiguous block 330 by bolt;Correspondingly, contiguous block 330 can also be with fixed block 310 bolt connections.
Further, maintain distance between two fixed blocks 310, and second step 220 two sides respectively with two Fixed block 310 is contacted, and guiding is provided such that it is able to the motion for retainer core 200.
For the ease of the jack-up limited block 322 of second step 220, reduce relative sliding between second step 220 and limited block 322 Dynamic resistance, the upper surface of second step 220 can be cambered surface.
Further, reference picture 10, in order to ensure the stability maintenance between flexible member 400 and retainer core 200, second The lower section of step 220 can set fluted 240, and flexible member 400 is fixed and is fastened in groove 240;Wherein, flexible member 400 can be spring.
The embodiment of the present invention additionally provides a kind of stamping mold, including upper bolster 500 and die shoe 600, on upper bolster 500 Material pressing core 100 is fixedly installed, wherein, the stamping mold also includes the flange body that any embodiment of the present invention is provided, flange Fixed block 310 and flexible member 400 in mechanism are fixedly installed on die shoe 600, and retainer core 200 is matched somebody with somebody with material pressing core 100 Close.
Flange body provided in an embodiment of the present invention and stamping mold, by setting rotary flange cutter block come to plate Material carries out flange, solves the problems, such as to cause flange plucking because flange gap is small in the prior art, it is ensured that plate is turned over Side quality;Meanwhile, by adjusting the angle between forming blocks and limited block, solve turning over of moving straight up and down in the prior art The problem that side mechanism cannot compensate to angle, and only need to change the angle between forming blocks and limited block, you can meet plate The requirement of the various flange angles of material, realizes the versatility of the flange body.
Construction of the invention, feature and action effect, above institute is described in detail according to the embodiment shown in schema above Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range shown in drawing, it is every according to structure of the invention Want made change, or be revised as the Equivalent embodiments of equivalent variations, still without departing from specification and diagram covered it is spiritual when, All should be within the scope of the present invention.

Claims (10)

1. a kind of flange body, including material pressing core, the material pressing core is fixedly installed on upper bolster, it is characterised in that described to turn over Side mechanism also includes:
Retainer core, the retainer core includes first step and second step, leads between the first step and the second step Support bar is crossed to be fixedly connected;
Flexible member, one end of the flexible member is fixedly connected with the die shoe, the other end of the flexible member and institute Second step is stated to be fixedly connected;
Two groups of symmetrically arranged forming modules, forming module described in every group includes fixed block and flange cutter block, the flange knife Block is rotated with the fixed block and is connected, and the fixed block is fixedly installed on the die shoe, and the flange cutter block includes shaping Block and limited block, the angle between the forming blocks and the limited block with setting, the limited block are arranged on described first Between step and the second step.
2. flange body according to claim 1, it is characterised in that deep-slotted chip breaker is provided with the fixed block, it is described to turn over The rotating shaft coordinated with the deep-slotted chip breaker is provided with the cutter block of side, the first confined planes and second are provided with the opening of the deep-slotted chip breaker Confined planes, the angular range between first confined planes and second confined planes with setting.
3. flange body according to claim 2, it is characterised in that the forming module also includes axis and two connections Block, is provided with the rotation hole coordinated with the axis in the rotating shaft, the two ends of the axis respectively with two contiguous blocks First end be fixedly connected, the second end of each contiguous block is fixedly connected with the fixed block.
4. flange body according to claim 1, it is characterised in that maintain distance between two fixed blocks, and The two sides of the second step contact with two fixed blocks respectively.
5. flange body according to claim 4, it is characterised in that the upper surface of the second step is cambered surface.
6. flange body according to claim 1, it is characterised in that the lower section of the second step sets fluted, institute Flexible member fixation is stated to be fastened in the groove.
7. flange body according to claim 1, it is characterised in that rounded corner is provided with the first step, it is described Rounded corner and absorption surface.
8. flange body according to claim 2, it is characterised in that the forming blocks, the limited block and the rotating shaft It is formed in one.
9. flange body according to claim 2, it is characterised in that between the first step and the second step Thickness of the distance more than the limited block.
10. a kind of stamping mold, including upper bolster and die shoe, material pressing core is fixedly installed on the upper bolster, and its feature exists In the stamping mold also includes the flange body described in claim any one of 1-9, the fixed block and the flexible member It is fixedly installed on the die shoe, the retainer core coordinates with the material pressing core.
CN201710288775.7A 2017-04-27 2017-04-27 Flange body and stamping mold Pending CN106881416A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710288775.7A CN106881416A (en) 2017-04-27 2017-04-27 Flange body and stamping mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710288775.7A CN106881416A (en) 2017-04-27 2017-04-27 Flange body and stamping mold

Publications (1)

Publication Number Publication Date
CN106881416A true CN106881416A (en) 2017-06-23

Family

ID=59183706

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710288775.7A Pending CN106881416A (en) 2017-04-27 2017-04-27 Flange body and stamping mold

Country Status (1)

Country Link
CN (1) CN106881416A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1278064A1 (en) * 1985-04-30 1986-12-23 Zhukovitskij Aleksandr F Die for bending v-shaped articles from unit blanks
CN203817198U (en) * 2014-05-20 2014-09-10 郝海 Bending mould for Z-shaped piece
CN204735606U (en) * 2015-04-20 2015-11-04 深圳市天茂五金模具制品有限公司 Mould of bending
CN105396914A (en) * 2015-12-31 2016-03-16 海信(山东)空调有限公司 Bending springback compensation mold
CN205147049U (en) * 2015-10-27 2016-04-13 亿和精密工业(苏州)有限公司 Folded block rotation type moulded die structure
CN106077304A (en) * 2016-08-25 2016-11-09 盐城工学院 The bending mould of the pillar workpiece on belt conveyor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1278064A1 (en) * 1985-04-30 1986-12-23 Zhukovitskij Aleksandr F Die for bending v-shaped articles from unit blanks
CN203817198U (en) * 2014-05-20 2014-09-10 郝海 Bending mould for Z-shaped piece
CN204735606U (en) * 2015-04-20 2015-11-04 深圳市天茂五金模具制品有限公司 Mould of bending
CN205147049U (en) * 2015-10-27 2016-04-13 亿和精密工业(苏州)有限公司 Folded block rotation type moulded die structure
CN105396914A (en) * 2015-12-31 2016-03-16 海信(山东)空调有限公司 Bending springback compensation mold
CN106077304A (en) * 2016-08-25 2016-11-09 盐城工学院 The bending mould of the pillar workpiece on belt conveyor

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
彭素芬等: "家用电器支架多向弯曲模具设计", 《制造业自动化》 *
金龙建等: "工字型零件折叠模设计", 《模具工业》 *

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Application publication date: 20170623