CN201613308U - V-shaped 90 degrees self-supporting bending springback angle adjustable die - Google Patents
V-shaped 90 degrees self-supporting bending springback angle adjustable die Download PDFInfo
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- CN201613308U CN201613308U CN2010201026171U CN201020102617U CN201613308U CN 201613308 U CN201613308 U CN 201613308U CN 2010201026171 U CN2010201026171 U CN 2010201026171U CN 201020102617 U CN201020102617 U CN 201020102617U CN 201613308 U CN201613308 U CN 201613308U
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Abstract
The utility model discloses a V-shaped 90 degrees self-supporting bending springback angle adjustable die which can adjust the bending springback amount and carry out the angle compensation, which comprises a male die and a female die. The male die includes an upper die holder. The two ends of the upper die holder are connected with an angle adjustment board which can adjust the punching angle of the lower end of the male die. The angle adjustment board is coupled through a bending radius shaft. The female die comprises a lower die holder. The upper end of the lower die holder is hinged with a left self-supporting board and a right self-supporting board. The utility model, after the die is manufactured, does not need to repolish and produce the qualified product, thus saving a lot of human and material resources and polishing funds, increasing the labor productivity and saving the investment.
Description
Technical field
The utility model relates to the mould structure field, is specially a kind of adjustable bent-segment springback capacity and can carries out 90 ° of self-supporting positions of the V-arrangement bending springback adjustable angle joint mould of angle compensation.
Background technology
At present after bending mould manufactures and designs, need on probation so that check this mould can be fit to designed product, the designer who has is because the parameter utilization of grasping differs smaller, thereby die trial only need get final product success with 2-3 time, but some designer but need 7-8 time can be successful, its major influence factors is exactly the bending springback of material, yet the amount of bending springback is difficult to control.The designer can only determine the size of bending springback amount according to the design experiences of relevant reference and oneself accumulation when designing mould, the mould design finishes, and also will pass through repetition test.So, can be before design, the bending mould test in advance that material use one cover that will produce can be regulated, find out its actual springback angle or springback capacity, and then design according to this springback capacity, so just can remove some tests and the process that repairs a die from, save die manufacturing cost.
The test of existing sheet metal bending springback capacity all is to adopt fixing angle to finish, and such as 90 ° of bendings, removes bent plate by the bending mould of making 90 ° in a cover exactly, and the result who draws just is the springback capacity of this material.When crooked, when adding after moment of flexure sheds, bool produces elasticity and recovers, and this phenomenon is called bending springback.Common phenomena when bending springback is bending forming, the same during the plate plastic bending with all plastic deformations, with strain.When distortion finishes, workpiece is not subjected to external force to do the time spent, because the recovery of strain part makes the angle, flexural center of bool and bending radius become inconsistent with the size of mould.Bending springback is damaged the geometric accuracy of bool, is a masty problem during bool is produced.
The form of expression of bending springback is the increase of bending radius and the variation at angle, flexural center, wherein the inside radius r of plate before the unloading
ρ(coincideing with the radius of punch) increases to r after unloading, the recruitment of bending radius is Δ r=r-r
ρ, and unloading front curve part center angle is α (coincideing with the radius of punch), becomes α after the unloading
ρ, the variation delta α of bool angle=α then
ρ-α.
Present bending mould design all is protruding, die global design, obviously bending radius r
ρWith bool center angle [alpha]
ρBe difficult to regulate, thereby result of the test has certain limitation.
Be 90 ° for example as if designing the processing angle of bend, thickness of slab 1.5mm, material 08F, radius of curvature R=5mm, the bending mould of the bool of right angle length of side L=25mm.At first need to search design manual, check 90 ° of angle of bend, thickness of slab 1.5mm, material 08F, the spring back angle β of the bool of radius of curvature R=5mm, as a reference, protruding, die all deducts springback angle β as angle of bend with 90 ° of angles, produces bending mould then, and the mould of making is loaded onto die trial behind the forcing press, actual flexion angle with product decides the amount of repairing a die, to mould reconditioning up and down.And then die trial, repair a die again, until till meeting the requirements, mould is just finished.
The utility model content
In order to overcome existing mould bool radius r
ρWith bool center angle [alpha]
ρThe deficiency that can't regulate, avoid that bending mould design back is protruding, the die problem of reconditioning repeatedly, the utility model provides 90 ° of self-supporting positions of a kind of V-arrangement bending springback adjustable angle joint mould, and the problem of angle resilience made things convenient for the design of bending mould when this mould can solve 90 ° of V-arrangements.
To achieve these goals, the technical scheme that the utility model adopted is: a kind of V-arrangement self-supporting position bending springback adjustable angle joint mould, comprise punch and die, its design feature is, described punch includes upper bolster, the upper bolster two ends are connected with the adjusting arm of angle plate that can regulate punch lower end punching press angle, and described adjusting arm of angle plate connects by the bending radius axle; Described die comprises die shoe, and this die shoe upper end is hinged with left and right sides self-supporting plate.
Described upper bolster has T-slot, is connected to left T type bearing and right T type bearing under this upper bolster T-slot, and can be fixed on the upper bolster two ends; Described left T type bearing and right T type bearing lower end respectively are hinged with regulates arm of angle plate; Middle part, described upper bolster lower end is bolted with length-adjustable adjusting rod, and this adjusting rod lower end is connected by the bending radius axle with described adjusting arm of angle plate lower end.
Described die shoe is connected with the adjusting bearing on the two ends, and this adjusting bearing upper end is hinged with left and right sides self-supporting plate; The inorganic automatic adjusting of die angle of bend is convenient to realize in the described adjusting bearing outside and be provided with rubber between die shoe and self-supporting plate.
Described adjusting rod upper end is provided with the adjusting cushion block, and this adjusting rod top is provided with the adjustment screw that adjusting rod can be fixed on the upper bolster, by this structure, can realize the adjusting rod adjustable length.
Described adjusting arm of angle plate is provided with supporting seat near the middle part of adjusting rod one side, is hinged with gripper shoe between this supporting base (13) and the adjusting rod middle-end; Described adjusting arm of angle plate lower end is provided with bearing near bending radius axial region position, and this bearing and adjusting rod are hinged, by gripper shoe, can increase the intensity of punch.
Design principle: the angle of bend of punch is by the step-less adjustment of the rotation realization angle of the mobile and hinge of left T type bearing and right T type bearing, and its bending radius can realize the level adjusting by changing the bending radius axle; Die is then realized the stepless automatic adjusting of angle of bend by being hinged on self-supporting plate on the die shoe.
The adjustment of mould angle of bend: the bolt that at first unclamps set bolt and adjusting rod centre position, move in the horizontal direction left T type bearing and right T type bearing, thereby adjust the angle of regulating arm of angle plate and gripper shoe, regulate arm of angle plate and gripper shoe both sides and respectively place a right-angle gauge, guarantee that adjusting arm of angle plate and gripper shoe are a right angle.
The adjustment of mold radius of curvature: realize that by changing the bending radius axle it is that 6mm~20mm does not wait that the bending radius axle can be made diameter as required, promptly bending radius can change between 3mm~10mm.Because the variation of bending radius makes that the both sides of regulating arm of angle plate and curved workpieces can not be tangent, this just needs to adjust the height that this mould is regulated cushion block, and fastening by adjustment screw, can guarantee tangent.
Die is by being fixed in the adjusting bearing on the die shoe, is hinged on the stepless automatic adjusting that self-supporting plate on this adjusting bearing is realized angle of bend.
The course of work: will regulate arm of angle plate and gripper shoe angulation earlier and be adjusted to 90 °, and select suitable bending radius axle, down three plates that need compacting with angle block gauge.
A plate is placed on the die, depresses with the punch of 90 ° of the V-arrangements that regulate, take off workpiece then, this moment, bending springback took place in workpiece, measured angle θ after this workpiece bending, deducted 90 °, just drew springback angle Δ θ.
To regulate arm of angle plate and gripper shoe angulation again and be adjusted to 90 °-Δ θ, suppress workpiece once more, take off workpiece then, measure its angle of bend β, deduct 90 °-Δ θ, draw springback angle Δ β.
At last, by comparing with 90 °, the angle of fine setting adjusting arm of angle plate and gripper shoe is 90 °-Δ β once more, suppresses workpiece once more, and current angle of bend γ can meet 90 ° requirement in error range.
Compared with prior art, the beneficial effects of the utility model are: the utility model is regulated test mould by bending springback of design, utilize this die test result to design bending mould again, realized that mould is by the adjusting after making, the adjustment of reconditioning before mould is made, can guarantee that need not reconditioning once more after the mould manufacturing can produce qualified products, save great amount of manpower and material resources and reconditioning fund, raise labour productivity, save and drop into.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is that front view cuts open in the band office of an embodiment of the utility model;
Fig. 2 is that left view cuts open in the band office of Fig. 1;
Fig. 3 is that the A of Fig. 1 is to partial view.
In the drawings
1-gripper shoe 2-punch 3-rubber
4-die shoe 5-regulates bearing 6-die
7-self-supporting plate 8-bending radius axle 9-bearing
10-bearing pin 11-adjusting rod 12,22-regulates arm of angle plate
13-supporting base 14-left side T type bearing 15-bolt
16-upper bolster 17-adjustment screw 18-regulates cushion block
The right T type of 19-bearing 20-set bolt 21-supports panel seat
The specific embodiment
A kind of V-arrangement self-supporting position bending springback adjustable angle joint mould, as illustrated in fig. 1 and 2, comprise punch 2 and die 6, described punch 2 comprises the upper bolster 16 that has T-slot, this upper bolster is connected to two left T type bearings 14 and two right T type bearings 19 for 16 times, the upper end of this left side T type bearing 14 and right T type bearing 19 places in the T-slot of upper bolster 16, and should left side T type bearing 14 and right T type bearing 19 fixing by the set bolt 20 that is located at upper bolster 16 two ends respectively; Described left T type bearing 14 and right T type bearing 19 lower ends are hinged with respectively regulates arm of angle plate 12,22; Described upper bolster is connected to adjusting rod 11 under 16 middle parts, and adjusting rod 11 upper ends are provided with regulates cushion block 18, and these adjusting rod 11 tops are provided with the adjustment screw 17 that adjusting rod 11 can be fixed on the upper bolster 16; These adjusting rod 11 lower ends and described adjusting arm of angle plate 12,22 lower ends are connected by bending radius axle 8 together.Described adjusting arm of angle plate 12,22 lower ends are provided with bearing 9 near bending radius axle 8 positions, and this bearing 9 is hinged by bearing pin 10 with adjusting rod 11.As shown in Figure 3, described adjusting arm of angle plate 12,22 is provided with supporting seat 13 near the middle part of adjusting rod 11 1 sides, is hinged with gripper shoe 1 between this supporting base 13 and adjusting rod 11 middle-ends.
Described die 6 comprises die shoe 4, be hinged on the die shoe 4 about two blocks of self-supporting plates 7, on these die shoe 4 two ends and be positioned at two blocks of self-supporting plates 7 and have rubber 3.
Operation principle: the angle of bend of punch 2 is by the step-less adjustment that realizes angle with the rotation of hinge that moves of left T type bearing 14 and right T type bearing 19, and its bending radius realizes by changing bending radius axle 8; 6 of dies are realized the stepless automatic adjusting of angle of bend by being hinged on self-supporting plate 7 on the die shoe 4.
90 ° of following specific design one processing angle of bend, thickness of slab 1.5mm, material 08F, radius of curvature R=5mm, the bending mould of right angle length of side L=25mm.
Unclamp the bolt 15 in set bolt 20 and adjusting rod 11 centre positions, move in the horizontal direction left T type bearing 14 and right T type bearing 19, thereby regulate the angle of arm of angle plate 12,22 and gripper shoe 1 by the angle block gauge adjustment, guarantee that adjusting arm of angle plate 12,22 and gripper shoe 1 are the right angle.
Be replaced by the bending radius axle 8 of diameter 10mm, adjust the height that this mould is regulated cushion block 18 then, and fastening by adjustment screw 17.
Die 6 is by being fixed in the adjusting bearing 5 on the die shoe 15, is hinged on the stepless automatic adjusting that self-supporting plate 7 on this adjusting bearing 5 is realized angle of bend.
The angle that to regulate arm of angle plate 12,22 and gripper shoe 1 earlier all is adjusted to 90 ° with angle block gauge, and bending radius axle 8 is 10mm, following three thickness of slab 1.5mm, the plate of material 08F.
First block of plate is placed on the die 6, depresses with the punch 2 of 90 ° of V-arrangements, take off workpiece then, this moment, bending springback took place in workpiece, measured angle θ after this workpiece bending, deducted 90 °, just drew springback angle Δ θ.
The angle that to regulate arm of angle plate 12,22 and gripper shoe 1 again all is adjusted to 90 °-Δ θ, suppresses second block of plate, takes off workpiece then, measures its angle of bend β, deducts 90 °-Δ θ, draws springback angle Δ β.
At last, compare with 90 °, the angle of fine setting adjusting arm of angle plate 12,22 and gripper shoe 1 is 90 °-Δ β once more, suppresses the 3rd block of plate, and current angle of bend γ can meet 90 ° requirement in error range.
According to 90 °-Δ of this punch angle β, just can design bending mould, and a die trial of the mould success after can guaranteeing to make does not need to debug once more.
The utility model is a kind of particular manufacturing craft, can thoroughly do away with the required angle of bend of workpiece and become series manufacturing.
Claims (5)
1. a V-arrangement self-supporting position bending springback adjustable angle saves mould, comprise punch (2) and die (6), it is characterized in that, described punch (2) includes upper bolster (16), upper bolster (16) two ends are connected with the adjusting arm of angle plate (12 that can regulate punch (2) lower end punching press angle, 22), described adjusting arm of angle plate (12,22) connects by bending radius axle (8); Described die (6) comprises die shoe (4), and this die shoe (4) upper end is hinged with left and right sides self-supporting plate (7).
2. according to the described V-arrangement self-supporting of claim 1 position bending springback adjustable angle joint mould, it is characterized in that, described upper bolster (16) has T-slot, is connected to left T type bearing (14) and right T type bearing (19) under this upper bolster (16) T-slot, and can be fixed on upper bolster (16) two ends; Described left T type bearing (14) and right T type bearing (19) lower end are hinged with respectively regulates arm of angle plate (12,22); Described upper bolster (16) middle part, lower end is bolted with length-adjustable adjusting rod (11), and this adjusting rod (11) lower end and described adjusting arm of angle plate (12,22) lower end are connected by bending radius axle (8) together;
3. according to the described V-arrangement self-supporting of claim 1 position bending springback adjustable angle joint mould, it is characterized in that be connected with on described die shoe (4) two ends and regulate bearing (5), this adjusting bearing (5) upper end is hinged with left and right sides self-supporting plate (7); Described adjusting bearing (5) outside and be positioned between die shoe (4) and the self-supporting plate (7) and be provided with rubber (3).
4. according to the described V-arrangement self-supporting of claim 2 position bending springback adjustable angle joint mould, it is characterized in that, described adjusting rod (11) upper end is provided with regulates cushion block (18), and this adjusting rod (11) top is provided with the adjustment screw (17) that adjusting rod (11) can be fixed on the upper bolster (16).
5. according to the described V-arrangement self-supporting of claim 2 position bending springback adjustable angle joint mould, it is characterized in that, described adjusting arm of angle plate (12,22) middle part near adjusting rod (11) one sides is provided with supporting seat (13), is hinged with gripper shoe (1) between this supporting base (13) and adjusting rod (11) middle-end; Described adjusting arm of angle plate (12,22) lower end is provided with bearing (9) near bending radius axle (8) position, and this bearing (9) is hinged with adjusting rod (11).
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CN2010201026171U CN201613308U (en) | 2010-01-27 | 2010-01-27 | V-shaped 90 degrees self-supporting bending springback angle adjustable die |
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CN2010201026171U CN201613308U (en) | 2010-01-27 | 2010-01-27 | V-shaped 90 degrees self-supporting bending springback angle adjustable die |
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Cited By (18)
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CN103480731A (en) * | 2013-08-23 | 2014-01-01 | 安徽宏源铁塔有限公司 | Angle steel opening and closing angle die |
CN105290164A (en) * | 2015-11-11 | 2016-02-03 | 天津鹏宇兴业五金制品有限公司 | Adjustable metal plate bending device |
CN105751532A (en) * | 2016-05-06 | 2016-07-13 | 江西昌河航空工业有限公司 | Composite shaping springback angle quick adjusting device and method |
DE102016105871A1 (en) | 2015-03-31 | 2016-10-06 | Hitachi, Ltd. | Sheet bending process for achieving a high angular accuracy |
CN106391776A (en) * | 2015-09-17 | 2017-02-15 | 佛山高富中石油燃料沥青有限责任公司 | Improved adjustable metal plate bending device |
CN106391853A (en) * | 2016-10-27 | 2017-02-15 | 苏州仓旻电子科技有限公司 | Bending forming die |
CN108453178A (en) * | 2017-12-27 | 2018-08-28 | 中核北方核燃料元件有限公司 | A kind of nuclear fuel assembly compression flat spring Bending Mould |
CN108620456A (en) * | 2018-05-03 | 2018-10-09 | 陈浩 | A kind of integrally formed method of sheet metal bending punching press |
CN108941261A (en) * | 2018-06-06 | 2018-12-07 | 繁昌县倍思生产力促进中心有限公司 | A kind of steel plate press-bending device |
CN109226963A (en) * | 2017-11-24 | 2019-01-18 | 中国航空制造技术研究院 | A kind of titanium alloy integral panel manufacturing method of non-homogeneous rib distribution |
CN109985943A (en) * | 2019-04-01 | 2019-07-09 | 广州鸿志汽车配件有限公司 | A kind of apparatus for bending for handware processing |
CN110421028A (en) * | 2019-08-27 | 2019-11-08 | 深圳市亿和精密科技集团有限公司 | A kind of quick bending and molding device and its forming method of multi-angle sheet metal component |
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CN111545620A (en) * | 2020-05-13 | 2020-08-18 | 耿文龙 | Stamping forming process for sheet metal part |
CN111545619A (en) * | 2020-05-13 | 2020-08-18 | 耿文龙 | Stamping forming equipment for sheet metal parts |
CN111659802A (en) * | 2020-06-17 | 2020-09-15 | 刘志贞 | Stamping die is used in part production |
CN113001830A (en) * | 2019-12-20 | 2021-06-22 | 秦皇岛耀华装备集团股份有限公司 | Module combined type FCM boat forming die |
CN114393077A (en) * | 2021-12-23 | 2022-04-26 | 宁波润轴科技有限公司 | Circular tube bending equipment |
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- 2010-01-27 CN CN2010201026171U patent/CN201613308U/en not_active Expired - Fee Related
Cited By (21)
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CN103480731A (en) * | 2013-08-23 | 2014-01-01 | 安徽宏源铁塔有限公司 | Angle steel opening and closing angle die |
DE102016105871A1 (en) | 2015-03-31 | 2016-10-06 | Hitachi, Ltd. | Sheet bending process for achieving a high angular accuracy |
CN106391776A (en) * | 2015-09-17 | 2017-02-15 | 佛山高富中石油燃料沥青有限责任公司 | Improved adjustable metal plate bending device |
CN105290164A (en) * | 2015-11-11 | 2016-02-03 | 天津鹏宇兴业五金制品有限公司 | Adjustable metal plate bending device |
CN105751532B (en) * | 2016-05-06 | 2019-03-05 | 江西昌河航空工业有限公司 | A kind of composite formed spring back angle high-speed adjustment device and method of adjustment |
CN105751532A (en) * | 2016-05-06 | 2016-07-13 | 江西昌河航空工业有限公司 | Composite shaping springback angle quick adjusting device and method |
CN106391853A (en) * | 2016-10-27 | 2017-02-15 | 苏州仓旻电子科技有限公司 | Bending forming die |
CN109226963A (en) * | 2017-11-24 | 2019-01-18 | 中国航空制造技术研究院 | A kind of titanium alloy integral panel manufacturing method of non-homogeneous rib distribution |
CN108453178A (en) * | 2017-12-27 | 2018-08-28 | 中核北方核燃料元件有限公司 | A kind of nuclear fuel assembly compression flat spring Bending Mould |
CN108620456A (en) * | 2018-05-03 | 2018-10-09 | 陈浩 | A kind of integrally formed method of sheet metal bending punching press |
CN108941261A (en) * | 2018-06-06 | 2018-12-07 | 繁昌县倍思生产力促进中心有限公司 | A kind of steel plate press-bending device |
CN109985943A (en) * | 2019-04-01 | 2019-07-09 | 广州鸿志汽车配件有限公司 | A kind of apparatus for bending for handware processing |
CN110421028A (en) * | 2019-08-27 | 2019-11-08 | 深圳市亿和精密科技集团有限公司 | A kind of quick bending and molding device and its forming method of multi-angle sheet metal component |
CN110479803A (en) * | 2019-08-28 | 2019-11-22 | 重庆宝高实业有限公司 | Apparatus for bending is used in a kind of processing of steel construction |
CN113001830A (en) * | 2019-12-20 | 2021-06-22 | 秦皇岛耀华装备集团股份有限公司 | Module combined type FCM boat forming die |
CN111545620A (en) * | 2020-05-13 | 2020-08-18 | 耿文龙 | Stamping forming process for sheet metal part |
CN111545619A (en) * | 2020-05-13 | 2020-08-18 | 耿文龙 | Stamping forming equipment for sheet metal parts |
CN111545619B (en) * | 2020-05-13 | 2021-12-31 | 长沙科美机械制造有限公司 | Stamping forming equipment for sheet metal parts |
CN111545620B (en) * | 2020-05-13 | 2022-01-25 | 辽宁斯麦尔科技有限公司 | Stamping forming process for sheet metal part |
CN111659802A (en) * | 2020-06-17 | 2020-09-15 | 刘志贞 | Stamping die is used in part production |
CN114393077A (en) * | 2021-12-23 | 2022-04-26 | 宁波润轴科技有限公司 | Circular tube bending equipment |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101027 Termination date: 20130127 |