CN109465343A - Flanging die - Google Patents
Flanging die Download PDFInfo
- Publication number
- CN109465343A CN109465343A CN201811585942.5A CN201811585942A CN109465343A CN 109465343 A CN109465343 A CN 109465343A CN 201811585942 A CN201811585942 A CN 201811585942A CN 109465343 A CN109465343 A CN 109465343A
- Authority
- CN
- China
- Prior art keywords
- plate
- die holder
- flange
- forming surface
- face
- 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
Links
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000003447 ipsilateral effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000465 moulding Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of flanging dies, including upper and lower die holder, lower die holder is equipped with the retainer face of support basal plane A, cavity plate is rotatably arranged in lower die holder, cavity plate is equipped with the support face of support basal plane B, the edge in support face has extended downwardly flange forming surface, angle between support face and flange forming surface is identical as the angle of basal plane B and technique flange, sliding is provided with punch-pin on upper die holder, punch-pin is equipped with forming surface, forming surface and flange forming surface, which cooperate, carries out flange to technique flange, and when punch-pin moves downward, the support face of cavity plate is rotated close to the direction basal plane B；When punch-pin moves upwards, the support face of cavity plate is rotated far from the direction basal plane B.Above scheme is cooperated by flange forming surface and forming surface carries out flange movement to the technique flange of component, after the completion of flange, punch-pin is moved upwards, and cavity plate rotates in lower die holder so that support face and flange forming surface are separated with component, in this way component is easily taken out, it is simple to operate.
Description
Technical field
The invention belongs to stamping technology fields, and in particular to flanging die used in a kind of plate lateral flange technique.
Background technique
With the development of the automobile industry, the design of vehicle exterior cladding element is intended to the complication of type face, size-enlargement further.
Such product is difficult one-pass molding in place in punching production, it usually needs in subsequent production using complicated lateral flange,
Side moulding process.For vehicle body type face clad member shown in Fig. 6,7,8, in order to meet decoration and structure function, component plate face
It there is provision of technique flange b including basal plane A, B two parts, and in the edge of basal plane B, since moulding needs, between basal plane A, B
It is on the whole obtuse angle relationship, usually right angle, therefore the folder between basal plane A and technique flange b between basal plane B and technique flange b
Angle is usually acute angle i.e. angle less than 90 °, on the one hand, punch-pin and cavity plate cooperate difficult forming on the other hand to form when molding
It can interfere and can not be demoulded with the flange forming surface on mold at flange b when rear demoulding.
Summary of the invention
The object of the present invention is to provide one kind to be convenient for the above-mentioned molding flanging die of component technique flange, while solving to form
After the problem of can not demoulding.
To achieve the above object, the technical scheme is that a kind of flanging die, including upper and lower die holder, feature exist
In: lower die holder is equipped with the retainer face for support basal plane A, and cavity plate is rotatably arranged in lower die holder, is provided with and is used on cavity plate
The support face of support basal plane B, the edge in support face have extended downwardly flange forming surface, the folder between support face and flange forming surface
Angle is identical as the angle of basal plane B and technique flange, and sliding is provided with punch-pin on upper die holder, and punch-pin is equipped with forming surface, forming surface
Flange is carried out to technique flange with the cooperation of flange forming surface, when punch-pin moves downward, the support on cavity plate is towards close to the basal plane side B
To rotation；When punch-pin moves upwards, the support on cavity plate is rotated away from the direction basal plane B.
Above scheme turns over the technique flange of component by the flange forming surface of cavity plate and the forming surface cooperation of punch-pin
Side acts, and after the completion of flange, upper die holder drives punch-pin to move upwards far from flange region, and cavity plate rotates in lower die holder so that recessed
The support face of mould and flange forming surface are separated with component, so that component can easily take out, simple to operate.
Detailed description of the invention
Fig. 1,2 are structural schematic diagrams of the invention；
Fig. 3 is the schematic diagram under original state of the present invention；
Fig. 4 is schematic diagram when cavity plate of the present invention is rotated in place；
Fig. 5 is the schematic diagram under flange state of the present invention；
Fig. 6 is the structural schematic diagram in the present invention before component flange；
Fig. 7 is the structural schematic diagram in the present invention after component flange；
Fig. 8 is the sectional view in the present invention after component flange.
Specific embodiment
In conjunction with attached drawing, a kind of flanging die, including upper and lower die holder 10,20, lower die holder 20, which is equipped with, is used for support basal plane A
Retainer face 24, cavity plate 30 is rotatably arranged in lower die holder 20, the support face 31 for support basal plane B is provided on cavity plate 30,
The edge in support face 31 has extended downwardly flange forming surface 32, the angle between support face 31 and flange forming surface 32 and basal plane B
Identical with the angle of technique flange b, sliding is provided with punch-pin 40 on upper die holder 10, and punch-pin 40 is equipped with forming surface 41, forming surface
41 cooperate with flange forming surface 32 and carry out flange to technique flange b, when punch-pin 40 moves downward, support face 31 on cavity plate 30 to
It is rotated close to the direction basal plane B；When punch-pin 40 moves upwards, the support face 31 on cavity plate 30 is rotated to far from the direction basal plane B.This hair
Bright core is that the forming surface 41 for the flange forming surface 32 and punch-pin 10 for making cavity plate 30 by the setting of rotatable cavity plate 30 cooperates
Flange movement carried out to the technique flange b of component, after the completion of flange, upper die holder 10 drives punch-pin 40 to move upwards far from flange area
Domain, cavity plate 30 rotated in lower die holder 20 so that the support face 31 of cavity plate 30 and flange forming surface 32 respectively with the basal plane B of component
It is separated with technique flange b, so that component can easily take out, simple to operate.
Further, drive rod/plate 33 is provided on the cavity plate 30, one end of drive rod/plate 33 and cavity plate 30 are fixed
Connection, the other end overhang outward in free shape, and external force drives the projecting end of drive rod/plate 33 to swing up and down drive cavity plate 30 under
Rotation in die holder 20.The projecting end that drive rod/plate 33 need to only be applied a force upon in this way can drive cavity plate 30 in lower die holder 20
Interior rotation, it is simple to operate.
Further, the two sides up and down of 33 projecting end of drive rod/plate are respectively arranged with upper and lower mandril 11,21, upper,
Lower push rod 11,21 is connect by upper and lower spring 12,22 with upper and lower die holder 10,20 respectively, when upper die holder 10 moves downward, upper bullet
The elastic force that spring 12 provides is greater than the elastic force that lower spring 22 provides, and 11 pushing tow drive rod of upper ejector pin/33 projecting end of plate is to lower swing；On
When die holder 10 moves upwards, upper spring 12 provide elastic force be less than lower spring 22 provide elastic force, 21 pushing tow drive rod of lower push rod/
33 projecting end of plate is swung up.When it is implemented, upper die holder 10 moves downward, contact upper ejector pin 11 with drive rod/plate 33, with
Upper die holder 10 continue to move down, upper spring 12 is gradually compressed, so that upper spring 12 is supplied to the elastic force of upper ejector pin 11 gradually
Increase and be greater than the elastic force that lower spring 22 is supplied to lower push rod 21,11 pushing tow drive rod of upper ejector pin/33 projecting end of plate is downward at this time
It swings；After completing flange movement, upper die holder 10 is moved upwards, and upper spring 12 slowly stretches, so that upper spring 12 is supplied to top
The elastic force of bar 11 is gradually reduced, since lower spring 22 is now in compressive state, when upper spring 12 is supplied to the bullet of upper ejector pin 11
When power decreases below lower spring 22 and is supplied to the elastic force of lower push rod 21,21 pushing tow drive rod of lower push rod/33 projecting end of plate is upward
It swings.By the setting of upper and lower spring 12,22, so that impact force of the drive rod/plate 33 when swinging up and down is smaller, to protect
The stability of the rotary motion in lower die holder 20 of cavity plate 30 is demonstrate,proved.
Further, upper and lower sleeve 13,23, the bar of upper and lower mandril 11,21 are respectively arranged on upper and lower die holder 10,20
Body part is located in upper and lower sleeve 13,23 and constitutes the limit in vertical direction with upper and lower sleeve 13,23 and cooperates, and drive rod/
The lower face that plate 33 is rocked to downwards drive rod/plate 33 when its plate face is parallel to the horizontal plane is bonded with the upper surface of lower sleeve 23,
Support face 31 on cavity plate 30 is concordantly connected with the retainer face 24 on lower die holder 20.Pass through the setting of upper and lower sleeve 13,23, limit
The motion profile for having determined upper and lower mandril 11,21, further ensures the stability of 30 rotary motion of cavity plate.When drive rod/plate 33
When being rocked to its plate face downwards and being parallel to the horizontal plane, cavity plate 30 rotates to operating position, at this time the lower face of drive rod/plate 33 with
The upper surface of lower sleeve 23 is bonded, and using lower sleeve 23 is that drive rod/plate 33 provides effective support, thus avoid cavity plate 30 by
Movement is generated after the impact of punch-pin 40 and influences flange precision；Meanwhile the support on the support face 31 on cavity plate 30 and lower die holder 20
Charge level 24 is concordantly connected, and is supported jointly to basal plane A, B of component by support face 31 and retainer face 24, to further protect
Demonstrate,prove flange precision.
Further, sensor 50, sensor are respectively arranged at the high-low limit position that the drive rod/plate 33 is swung
Distance of the plate face of 50 detection drive rod/plates 33 to sensor 50.By the setting of sensor 50, drive rod/plate 33 is detected
Plate face to sensor 50 distance, therefore, it is determined that whether cavity plate 30 moves to predetermined position, it is ensured that work safety.
Further, guide plate 34, guide plate 34 and the ipsilateral arrangement of drive rod/plate 33, guide plate are provided on cavity plate 30
34 plate face is parallel with flange forming surface 32, and punch-pin 40 is provided with the inclined-plane 42 parallel with forming surface 41 with respect to 41 side of forming surface,
The inclined-plane 42 of punch-pin 40 and the plate face of guide plate 34 constitute guiding cooperation.When it is implemented, when cavity plate 30 moves to operating position
When, the plate face of guide plate 34 is parallel with inclined-plane 42, at this point, upper die holder 10 continues to move downward, the inclined-plane 42 and guiding of punch-pin 40
The plate face of plate 34 contacts and constitutes guiding cooperation, and punch-pin 40 oliquely downward moves along guide plate 34 and carries out flange to component.
Further, the upper end of the guide plate 34 is provided with baffle 35, and the plate face of baffle 35 is integrally located at guide plate 34
The top in region between lower die holder 20.Baffle 35 covers the top in the region between guide plate 34 and lower die holder 20, prevents miscellaneous
It causes cavity plate 30 that can not be rotated in place in the region that object is fallen between guide plate 34 and lower die holder 20, cavity plate 30 is protected not to be damaged
It is bad.
Further, the both ends of lower die holder 20 are provided with backhaul hook 61, and the both ends of punch-pin 40 are provided with boss 62, backhaul hook
61 is parallel with the sliding guiding cooperation of the composition of boss 62 and the slide surface of the two and the inclined-plane 42 of punch-pin 40.When backhaul, backhaul hook 61
Constituting sliding guiding cooperation limitation punch-pin 40 with boss 62 can only move obliquely upward along the slip directions of the two, when punch-pin 40
Because extraneous factor can not will not damage cavity plate 30 according to when desired trajectory backhaul, it is ensured that integrally-built safe and stable.
Further, the lower part at the both ends of the cavity plate 30 is equipped with recess portion 71, and the both ends of lower die holder 20 are provided with limited block
72, the width of recess portion 71 is greater than the width of limited block 72, and the top of limited block 72 is located in the concave regions of recess portion 71 and limits
The inner plate surface of block 72 is bonded with the concave surface of recess portion 71.When it is implemented, 72 top of limited block is located at the width of 71 concave regions of recess portion
It spends in range, the rotation of such cavity plate 30 in a certain range is unaffected, recessed when 30 backhaul of cavity plate is to predetermined position
The side wall and limited block 72 that 31 side of support face is closed in portion 71 are against limitation cavity plate 30 continues to rotate；When cavity plate 30 turns to work
When making position, due to lower sleeve 23 be drive rod/plate 33 provide effectively support and limit, do not need at this time limited block 72 with it is recessed
Certain gap may be present against further being limited in the side wall in portion 71 between the two.In addition, the inner panel of limited block 72
Face is bonded with the concave surface of recess portion 71, can be limited cavity plate 30 in this way at it and be rotated the movement on shaft core direction, be further ensured that entirety
The stability of structure.
Claims (9)
1. a kind of flanging die, including upper and lower die holder (10,20), it is characterised in that: lower die holder (20), which is equipped with, is used for support base
The retainer face (24) of face A, cavity plate (30) are rotatably arranged in lower die holder (20), are provided on cavity plate (30) for support basal plane B
Support face (31), the edge of support face (31) extended downwardly flange forming surface (32), support face (31) and flange forming surface
(32) angle between is identical as the angle of basal plane B and technique flange b, and sliding is provided with punch-pin (40) on upper die holder (10), convex
Mould (40) is equipped with forming surface (41), and forming surface (41) and flange forming surface (32) cooperate to technique flange b progress flange, punch-pin
(40) when moving downward, the support face (31) on cavity plate (30) is rotated to close to the direction basal plane B；When punch-pin (40) moves upwards,
Support face (31) on cavity plate (30) is rotated to far from the direction basal plane B.
2. flanging die according to claim 1, it is characterised in that: be provided with drive rod/plate on the cavity plate (30)
(33), one end of drive rod/plate (33) is fixedly connected with cavity plate (30), the other end overhangs outward in free shape, and external force drives drive
The projecting end of lever/plate (33), which is swung up and down, drives cavity plate (30) rotation in lower die holder (20).
3. flanging die according to claim 2, it is characterised in that: up and down the two of drive rod/plate (33) projecting end
Side is respectively arranged with upper and lower mandril (11,21), and upper and lower mandril (11,21) is respectively by upper and lower spring (12,22) and upper and lower
Die holder (10,20) connection, when upper die holder (10) moves downward, the elastic force that upper spring (12) provides is greater than lower spring (22) offer
Elastic force, upper ejector pin (11) pushing tow drive rod/plate (33) projecting end is to lower swing；When upper die holder (10) moves upwards, upper spring
(12) elastic force provided is less than the elastic force that lower spring (22) provide, and lower push rod (21) pushing tow drive rod/plate (33) projecting end is upward
It swings.
4. flanging die according to claim 3, it is characterised in that: be respectively arranged on upper and lower die holder (10,20),
Lower sleeve (13,23), the rod body quartile of upper and lower mandril (11,21) in upper and lower sleeve (13,23) and with upper and lower sleeve
(13,23) the limit cooperation in vertical direction is constituted, drive rod/plate (33) is rocked to downwards drive when its plate face is parallel to the horizontal plane
The lower face of lever/plate (33) is bonded with the upper surface of lower sleeve (23), support face (31) and lower die holder on cavity plate (30)
(20) the retainer face (24) on is concordantly connected.
5. flanging die according to claim 4, it is characterised in that: the high-low limit that the drive rod/plate (33) swings
Be respectively arranged at position sensor (50), sensor (50) detect the plate face of drive rod/plate (33) to sensor (50) away from
From.
6. flanging die according to claim 2, it is characterised in that: be provided with guide plate (34), be oriented on cavity plate (30)
Plate (34) and drive rod/plate (33) ipsilateral arrangement, the plate face of guide plate (34) is parallel with flange forming surface (32), punch-pin (40) phase
Forming surface (41) side is provided with the inclined-plane parallel with forming surface (41) (42), the inclined-plane (42) and guide plate (34) of punch-pin (40)
Plate face constitute guiding cooperation.
7. flanging die according to claim 6, it is characterised in that: the upper end of the guide plate (34) is provided with baffle
(35), the plate face of baffle (35) is integrally located at the top in region between guide plate (34) and lower die holder (20).
8. flanging die according to claim 6, it is characterised in that: the both ends of lower die holder (20) are provided with backhaul hook
(61), the both ends of punch-pin (40) are provided with boss (62), and backhaul hook (61) and boss (62) constitute the cooperation of sliding guiding and the two
Slide surface it is parallel with inclined-plane (42) of punch-pin (40).
9. flanging die according to claim 1, it is characterised in that: the lower part at the both ends of the cavity plate (30) is equipped with recess portion
(71), the both ends of lower die holder (20) are provided with limited block (72), and the width of recess portion (71) is greater than the width of limited block (72), limit
The top of block (72) is located in the concave regions of recess portion (71) and the inner plate surface of limited block (72) is bonded with the concave surface of recess portion (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585942.5A CN109465343A (en) | 2018-12-24 | 2018-12-24 | Flanging die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585942.5A CN109465343A (en) | 2018-12-24 | 2018-12-24 | Flanging die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109465343A true CN109465343A (en) | 2019-03-15 |
Family
ID=65677301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811585942.5A Pending CN109465343A (en) | 2018-12-24 | 2018-12-24 | Flanging die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109465343A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713722A (en) * | 2022-04-18 | 2022-07-08 | 柳州福臻车体实业有限公司 | Elastic driving side-turning rotating cam mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1044739A2 (en) * | 1999-04-15 | 2000-10-18 | Umix Co., Ltd. | Negative angular forming dies and pressing apparatus thereof |
| US7258030B2 (en) * | 2003-01-21 | 2007-08-21 | Syron Engineering & Manufacturing, Llc | Failsafe element for rotary cam unit used in a flanged die |
| JP2008260061A (en) * | 2007-03-20 | 2008-10-30 | Umix Co Ltd | Forming mold for sheet metal |
| JP2008260062A (en) * | 2007-03-20 | 2008-10-30 | Umix Co Ltd | Forming mold for bending workpiece |
| CN203944736U (en) * | 2014-07-07 | 2014-11-19 | 天汽模（湖南）汽车模具技术有限公司 | A kind of cam rotation mechanism driving with nonstandard wedge |
| CN104772395A (en) * | 2015-04-22 | 2015-07-15 | 富士瑞鹄技研（芜湖）有限公司 | Rotational graded wedge and side flanging process thereof |
| CN207254999U (en) * | 2017-09-12 | 2018-04-20 | 宣城海通模具有限公司 | A kind of body outer skin rollover tapered wedge rotating mechanism |
-
2018
- 2018-12-24 CN CN201811585942.5A patent/CN109465343A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1044739A2 (en) * | 1999-04-15 | 2000-10-18 | Umix Co., Ltd. | Negative angular forming dies and pressing apparatus thereof |
| US7258030B2 (en) * | 2003-01-21 | 2007-08-21 | Syron Engineering & Manufacturing, Llc | Failsafe element for rotary cam unit used in a flanged die |
| JP2008260061A (en) * | 2007-03-20 | 2008-10-30 | Umix Co Ltd | Forming mold for sheet metal |
| JP2008260062A (en) * | 2007-03-20 | 2008-10-30 | Umix Co Ltd | Forming mold for bending workpiece |
| CN203944736U (en) * | 2014-07-07 | 2014-11-19 | 天汽模（湖南）汽车模具技术有限公司 | A kind of cam rotation mechanism driving with nonstandard wedge |
| CN104772395A (en) * | 2015-04-22 | 2015-07-15 | 富士瑞鹄技研（芜湖）有限公司 | Rotational graded wedge and side flanging process thereof |
| CN207254999U (en) * | 2017-09-12 | 2018-04-20 | 宣城海通模具有限公司 | A kind of body outer skin rollover tapered wedge rotating mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713722A (en) * | 2022-04-18 | 2022-07-08 | 柳州福臻车体实业有限公司 | Elastic driving side-turning rotating cam mechanism |
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Legal Events
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190315 |
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| RJ01 | Rejection of invention patent application after publication |