CN202061999U - Stamping die for forming 'U'-shaped bents - Google Patents

Stamping die for forming 'U'-shaped bents Download PDF

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Publication number
CN202061999U
CN202061999U CN2011201400605U CN201120140060U CN202061999U CN 202061999 U CN202061999 U CN 202061999U CN 2011201400605 U CN2011201400605 U CN 2011201400605U CN 201120140060 U CN201120140060 U CN 201120140060U CN 202061999 U CN202061999 U CN 202061999U
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CN
China
Prior art keywords
die
hole
punch
bending
screw
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Expired - Fee Related
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CN2011201400605U
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Chinese (zh)
Inventor
刘强
王广龙
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Tianjin Zhonghuan Sanfeng Electronic Co Ltd
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Tianjin Zhonghuan Sanfeng Electronic Co Ltd
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Priority to CN2011201400605U priority Critical patent/CN202061999U/en
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Abstract

The utility model relates to a stamping die for forming 'U'-shaped bents, which comprises an upper die holder, a lower die holder, a guide plate component, an upper edge cutting component die, an upper correcting component die and an upper cutting bending component die. The guide plate component, a lower edge cutting component die, a lower correcting component die and a lower cutting bending component die are sequentially fixed to the lower die holder. The stamping die for forming the 'U'-shaped bents has the advantages that manufacture period of the die is shortened, processing waste is saved by 13%, the utilization rate of materials reaches 100%, investment of the die, equipment and human resources are greatly reduced, the quality of produced parts is simultaneously improved, the stability of the quality is guaranteed, specifications of raw materials are decreased, and production and management expenses are greatly reduced.

Description

The diel that moulding " U " shape is curved
Technical field
The utility model relates to a kind of diel, relates in particular to the curved diel of a kind of moulding " U " shape.
Background technology
At present, the diel that folding " U " shape is curved exists following deficiency and shortcoming: (1) needs to make two molds, the mould of a cover punching out profile stock, cover punching out " U " shape Bending Mould.(2) feeding style adopts the horizontally-arranged material, is benchmark with correcting nail hole, and progressively punching out goes out tablet, and this mode is removed outside the necessary forming shape material, and 13% material is wasted for the manufacturability materials in addition, and stock utilization only is 87%.(3) production and processing needs two punch presses, at least 3 punching operation workmans.(4) this traditional processing mode need manually be put part during owing to twice moulding of needs and bending, has reduced the stability of quality of item.(5) at same structure, identical appearance and the part of " U " shape bending that just the part length size is different needs to make separately respectively mould.
Summary of the invention
In view of the deficiency that prior art exists, it is simple in structure that the utility model purpose is to provide, and the diel that moulding " U " shape that can use on common punch press is curved reaches the effect that does not produce waste material.
For achieving the above object, the utility model adopts following technical scheme: the diel that moulding " U " shape is curved, comprise upper bolster, die shoe, stock guide assembly, it is characterized in that: also comprise being fixed with side cut constituent element mo(u)ld top half, correction constituent element mo(u)ld top half, cut-out bending constituent element mo(u)ld top half on the upper bolster successively, die shoe is fixed with stock guide assembly, side cut constituent element mo(u)ld bottom half successively, proofreaies and correct the constituent element mo(u)ld bottom half, cuts off bending constituent element mo(u)ld bottom half.
Advantage of the present utility model and good effect are: 1, only need to make a mold, can realize that the bending of punching out profile and punching out " U " shape finishes simultaneously, shorten the Mold Making cycle.2, adopt this novel mode, can directly raw material be cut into the curved needed width of " U " shape, adopt the tangent scrape free blanking of head and the tail, remove outside the necessary forming shape material, saved 13% technology waste material, make stock utilization reach 100%.3, when the mould that adopts this new structure is produced, only need utilize a mold, the logical punch press of a Daepori, an operative employee can finish, and greatly reduces the input of mould, equipment and human resources, improved the quality of manufactured parts simultaneously, and the stability of ensuring the quality of products.4, the mould of this new structure of topmost employing, plastic same structure, identical appearance and the part of " U " shape bending that just the part length size is different, can come the curved part of " U " shape of moulding different length by adjusting side cut constituent element, cut-out bending constituent element and feeding step pitch, reduce raw-material specification, greatly reduced production, administrative expenses.
Description of drawings
Fig. 1 is the utility model assembly structure cut-away view;
Fig. 2 is the front view of the utility model part of the lower die;
Fig. 3 is that the A-A of Fig. 2 is to side view;
Fig. 4 is the enlarged drawing of Fig. 2 stock guide assembly, side cut constituent element mo(u)ld bottom half;
Fig. 5 is the enlarged drawing that Fig. 1 proofreaies and correct the upper and lower type of constituent element;
Fig. 6 is that Fig. 2 proofreaies and correct constituent element mo(u)ld bottom half enlarged drawing;
Fig. 7 is Fig. 6 cutaway view;
Fig. 8 is that Fig. 1 cuts off the upper and lower type enlarged drawing of bending constituent element;
Fig. 9 is that Fig. 2 cuts off bending constituent element mo(u)ld bottom half enlarged drawing.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described:
As shown in the figure, the diel that moulding " U " shape is curved, comprise upper bolster 1, die shoe 2, stock guide assembly 15, be fixed with side cut constituent element mo(u)ld top half on the upper bolster 1 successively, proofread and correct the constituent element mo(u)ld top half, cut off bending constituent element mo(u)ld top half, die shoe 2 is fixed with stock guide assembly 15, side cut constituent element mo(u)ld bottom half successively, proofreaies and correct the constituent element mo(u)ld bottom half, cuts off bending constituent element mo(u)ld bottom half.
Adopt the feeding of material vertical direction, each feed length is that part launches the total length size, and rigidity feeding location is adopted in the rear end.Mould structure is divided into three constituent elements, and part is proofreaied and correct, cut off three process aftershapings of bending through side cut, material and falls.The part of the upper die is fastened on the slider of punch, and the part of the lower die is fastened on the following table.
Side cut constituent element mo(u)ld top half comprises fixedly backing plate 3, punch retainer 4, discharging backing plate 5, stripper 6, distance screws 7, trimming punch 8, lastics nail 9, fixedly backing plate 3, punch retainer 4 is fixed on the upper bolster 1 by soket head cap screw, discharging backing plate 5, stripper 6 is fixedly connected by soket head cap screw, punch retainer 4 and discharging backing plate 5, stripper 6 is connected by distance screws 7, trimming punch 8 is contained in punch retainer 4, in the hole between discharging backing plate 5 and the stripper 6, be fixed on fixedly on the backing plate 3 by screw, through hole also is set on the trimming punch 8, lastics nail 9 passes this through hole, be contained in fixedly on the backing plate 3, lastics is followed closely 9 upper ends spring, spring is contained in the hole of trimming punch 8, is fixed by the screw in the fixedly backing plate 3 at spring top.
Side cut constituent element mo(u)ld bottom half comprises concave template 10, die backing plate 11, die mold insert 12, die mold insert 12 is fixed on the concave template 10 by screw, concave template 10, die backing plate 11 are fixed on the die shoe 2 by soket head cap screw, also are provided with many group pin holes 13 and screw hole 14 on upper bolster 1 and the die shoe 2.
Proofread and correct the constituent element mo(u)ld top half and comprise guide pillar fixed head 20, holding pad 21, guide pillar fixed head 20 is fixed on the upper bolster 1 by soket head cap screw, holding pad 21 is fixed on the upper bolster 1 by the soket head cap screw that passes in guide pillar fixed head 20 holes, and the guide pillar fixed head is provided with spring in 20 holes.
Proofread and correct the constituent element mo(u)ld bottom half and comprise stock guide 22, concave template 23, die backing plate 24, front jockey wheel 25, back directive wheel 26, side pressure ram spring 27, side pressure ram 28, stock guide 22 is fixed on the concave template 23 by screw, concave template 23, die backing plate 24 is fixed on the die shoe 2 by soket head cap screw, pass pin in the centre bore of front jockey wheel 25 and back directive wheel 26, be fixed between stock guide 22 and the concave template 23, be to be slidingly matched between directive wheel and the pin, side pressure ram 28 inserts in the front jockey wheel 25 locational gaps of stock guide 22 and concave template 23 from the side, behind the side pressure ram spring 27 cover upper springs side pressure ram 28 is screwed in the side of concave template 23, front jockey wheel 25 and back directive wheel 26 respectively have three to four.
Cut off bending constituent element mo(u)ld top half and comprise punch retainer 30, cut off punch 31, bending punch 32, lastics nail 33, guide nail 34, punch retainer 30 is screwed on upper bolster 1, punch retainer 30 is provided with groove, cutting off punch 31 and bending punch 32 is fixed in the groove of punch retainer 30 by screw, bending punch 32 is provided with that a plurality of lastics are followed closely 33 holes and guide is followed closely 34 holes, lastics nail 33 passes lastics and follows closely 33 holes, be contained on the bending punch 32, lastics is followed closely 33 upper ends spring is housed, spring is contained in the hole of upper bolster 1 and punch retainer 30 by the plug screw of the upper end, upper bolster 1 hole at spring top and fixes, guide nail 34 guides that are installed in bending punch 32 are followed closely in 34 holes, are fixed by the round platform of its afterbody.
Cut off bending constituent element mo(u)ld bottom half and comprise counterdie fixed head 35, cut off die mold insert 36, bending die mold insert 37, bending tray 38, pad 39, spring base 40, feeding locating piece 41, counterdie fixed head 35 is screwed on die shoe 2, cut off die mold insert 36, bending die mold insert 37, feeding locating piece 41 all is screwed on counterdie fixed head 35, spring base 40 is screwed below die shoe 2, a side that contacts with die shoe 2 is provided with blind hole, bending tray 38 is fixed on the counterdie fixed head 35 by the screw that is through in die shoe 2 holes that is with pad 39, spring is equipped with in the below of screw between the blind hole of die shoe 2 holes and spring base 40, bending tray 38 is provided with the hole 42 of remodeling, below the hole 42 of remodeling, be provided with through hole in the die shoe 2, be provided with screw thread in via bottoms.
The course of work of side cut constituent element: the 15 pairs of strips of one group of stock guide by the mould feeding mouth carry out preliminary correcting, the stock column 16 of starting going to a nursery of threading.After punch press is started working, the part of the upper die is along with slider of punch moves down, strip travels forward, correcting nail 17 is with the strip fine positioning, when advancing under continue the part of the upper die, earlier push down strip, continue when descending trimming punch 8 and die plate insert 12 material is cut off, finish this element work by stripper 6, at this moment slider of punch begins to move up, drive the part of the upper die and progressively restPose, lastics nail 9 pushes up the waste material that sweeps away down from trimming punch 8 under the effect of spring, the retainer post 16 of part of the lower die will expect to hold up under the effect of spring, strip and concave template 10 are separated, and feeder promotes strip forward, shifts following correction constituent element onto.
With the part of this structure mold moulding except the length difference of feed direction, the shape of part is all identical with other sizes, therefore according to the part length size, on die holder up and down, be provided with pin hole 13 and screw hole 14 on the respective length size positions, when the part of conversion processing different length size, only need the upper and lower type of mobile simultaneously side cut constituent element, with pin and screw it is fastened on the desired location and gets final product.
Proofread and correct the course of work of constituent element: because strip can produce certain deformation (camber) after the raw material cutting, in the feeding process,, can produce big skew, cause correctly to enter the next bending constituent element that cuts off as not using restraint.So the correction constituent element of this mould, the method that adopts bilateral to fix the guiding wheels of three to four directive wheels is carried out straight correction to strip, and the gap of stock guide 22 and concave template 23 is more bigger than the thickness of strip, and the distance between the bilateral guiding wheels is the width of strip.The spring that side pressure ram 28 is put by side pressure ram screw 27 withstands on the side of front jockey wheel 25, can conveniently adjust the distance between the bilateral directive wheel.During mold work, when the part of the upper die moved downward bottom dead centre again along with slider of punch, the holding pad 21 of part of the upper die was pushed down material, strip is carried out straight adjustment, and after adjustment finished, slider of punch drove the part of the upper die and moves up, mould is opened, and strip continues to move ahead.
Cut off the course of work of bending constituent element: raw material are continued material is delivered to feeding locating piece 40 places by feeder through after cutting edge, proofreading and correct, and slider of punch drives the part of the upper die and moves down, and a plurality of correctings nail 34 is progressively threaded material into the relevant position.Bending tray 38 and bending punch 32 cut off the strip compacting punch 31 and begin to cut off with cut-out die mold insert 36.Afterwards, bending tray 38 compresses material with bending punch 32, continues descendingly with the part of the upper die, and bending die mold insert 37 makes the material limit enter bending simultaneously, when upper mold portion during in lines to bottom dead centre bending thoroughly finish.When entering part of the upper die backhaul state, it is simultaneously up that bending tray 38 and bending punch 32 clip part, stroke is behind disengaging bending die mold insert 37, a plurality of lastics nail 33 drops on part on the part of the lower die by unloading on the bending punch 32, by backside pressure gas part is blown out from the part of the lower die, finish the process of a part.
During conversion different length size parts, can be according to the part length size, by changing feed distance, the elasticity backstay of packing in the hole 42 of remodeling gets final product.

Claims (7)

1. the curved diel of a moulding " U " shape, comprise upper bolster (1), die shoe (2), stock guide assembly (15), it is characterized in that: also comprise being fixed with side cut constituent element mo(u)ld top half, correction constituent element mo(u)ld top half, cut-out bending constituent element mo(u)ld top half on the upper bolster (1) successively, die shoe (2) is fixed with stock guide assembly (15), side cut constituent element mo(u)ld bottom half successively, proofreaies and correct the constituent element mo(u)ld bottom half, cuts off bending constituent element mo(u)ld bottom half.
2. the diel that moulding as claimed in claim 1 " U " shape is curved, it is characterized in that: described side cut constituent element mo(u)ld top half comprises fixedly backing plate (3), punch retainer (4), discharging backing plate (5), stripper (6), distance screws (7), trimming punch (8), lastics nail (9), described fixedly backing plate (3), punch retainer (4) is fixed on the upper bolster (1) by screw, discharging backing plate (5), stripper (6) is fixedly connected by screw, punch retainer (4) and discharging backing plate (5), stripper (6) connects by distance screws (7), described trimming punch (8) is contained in punch retainer (4), in the hole between discharging backing plate (5) and the stripper (6), by screw and fixedly backing plate (3) is fixing, trimming punch also is provided with through hole on (8), lastics nail (9) passes this through hole, be contained in fixedly on the backing plate (3), there is spring lastics nail (9) upper end, spring is contained in the hole of trimming punch (8), is fixed by the screw in the fixedly backing plate (3) at spring top.
3. the diel that moulding as claimed in claim 1 " U " shape is curved, it is characterized in that: described side cut constituent element mo(u)ld bottom half comprises concave template (10), die backing plate (11), die mold insert (12), described die mold insert (12) is fixed on the concave template (10) by screw, described concave template (10), die backing plate (11) are fixed on the die shoe (2) by soket head cap screw, also are provided with many group pin holes (13) and screw hole (14) on described upper bolster (1) and the die shoe (2).
4. the diel that moulding as claimed in claim 1 " U " shape is curved, it is characterized in that: described correction constituent element mo(u)ld top half comprises guide pillar fixed head (20), holding pad (21), described guide pillar fixed head (20) is fixed on the upper bolster (1) by soket head cap screw, holding pad (21) is fixed on the upper bolster (1) by the soket head cap screw that passes in guide pillar fixed head (20) hole, and guide pillar fixed head (20) is provided with spring in the hole.
5. the diel that moulding as claimed in claim 1 " U " shape is curved, it is characterized in that: described correction constituent element mo(u)ld bottom half comprises stock guide (22), concave template (23), die backing plate (24), front jockey wheel (25), back directive wheel (26), side pressure ram spring (27), side pressure ram (28), described stock guide (22) is fixed on the concave template (23) by screw, described concave template (23), die backing plate (24) is fixed on the die shoe (2) by screw, pass pin in the centre bore of described front jockey wheel (25) and back directive wheel (26), being fixed between stock guide (22) and the concave template (23), is to be slidingly matched between directive wheel and the pin; Described side pressure ram (28) inserts in the locational gap of front jockey wheel (25) of stock guide (22) and concave template (23) from the side, behind side pressure ram spring (27) the cover upper spring side pressure ram (28) is screwed in the side of concave template (23), described front jockey wheel (25) and back directive wheel (26) respectively have three to four.
6. the diel that moulding as claimed in claim 1 " U " shape is curved, it is characterized in that: described cut-out bending constituent element mo(u)ld top half comprises punch retainer (30), cut off punch (31), bending punch (32), lastics nail (33), guide nail (34), described punch retainer (30) is screwed on upper bolster (1), punch retainer (30) is provided with groove, cutting off punch (31) and bending punch (32) is fixed in the groove of punch retainer (30) by screw, described bending punch (32) is provided with a plurality of lastics nail (33) hole and guide nail (34) hole, lastics nail (33) passes lastics nail (33) hole, be contained on the bending punch (32), spring is equipped with in lastics nail (33) upper end, spring is contained in the hole of upper bolster (1) and punch retainer (30), fix by the plug screw on upper bolster (1) hole at spring top, described guide nail (34) is installed in guide nail (34) hole of bending punch (32), is fixed by the round platform of its afterbody.
7. the diel that moulding as claimed in claim 1 " U " shape is curved, it is characterized in that: described cut-out bending constituent element mo(u)ld bottom half comprises counterdie fixed head (35), cut off die mold insert (36), bending die mold insert (37), bending tray (38), pad (39), spring base (40), feeding locating piece (41), described counterdie fixed head (35) is screwed on die shoe (2), described cut-out die mold insert (36), bending die mold insert (37), feeding locating piece (41) all is screwed on counterdie fixed head (35), described spring base (40) is screwed the below in die shoe (2), a side that contacts with die shoe (2) is provided with blind hole, described bending tray (38) is fixed on the counterdie fixed head (35) by the screw that is through in die shoe (2) hole that is with pad (39), spring is equipped with in the below of screw between the blind hole of die shoe (2) hole and spring base (40), described bending tray (38) is provided with the hole of remodeling (42), in the hole of remodeling (42) below die shoes (2), be provided with through hole, be provided with screw thread in via bottoms.
CN2011201400605U 2011-05-05 2011-05-05 Stamping die for forming 'U'-shaped bents Expired - Fee Related CN202061999U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201400605U CN202061999U (en) 2011-05-05 2011-05-05 Stamping die for forming 'U'-shaped bents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201400605U CN202061999U (en) 2011-05-05 2011-05-05 Stamping die for forming 'U'-shaped bents

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CN202061999U true CN202061999U (en) 2011-12-07

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102658333A (en) * 2012-05-29 2012-09-12 苏州旭创精密模具有限公司 Laptop support die
CN103909424A (en) * 2014-04-09 2014-07-09 天津市中环三峰电子有限公司 Metal part cutting and forming device
CN104511539A (en) * 2014-11-20 2015-04-15 上海奥林汽车配件有限公司 Progressive die used for manufacturing circuit board installing support on car
CN106001264A (en) * 2016-05-31 2016-10-12 东莞昶能镭射金属科技有限公司 Manufacturing method of metal plate bending part, product and special bending mold
CN110976622A (en) * 2019-11-14 2020-04-10 四川正梁机械有限公司 Blanking die for upper plate and lower plate of automobile chassis

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102658333A (en) * 2012-05-29 2012-09-12 苏州旭创精密模具有限公司 Laptop support die
CN103909424A (en) * 2014-04-09 2014-07-09 天津市中环三峰电子有限公司 Metal part cutting and forming device
CN104511539A (en) * 2014-11-20 2015-04-15 上海奥林汽车配件有限公司 Progressive die used for manufacturing circuit board installing support on car
CN106001264A (en) * 2016-05-31 2016-10-12 东莞昶能镭射金属科技有限公司 Manufacturing method of metal plate bending part, product and special bending mold
CN110976622A (en) * 2019-11-14 2020-04-10 四川正梁机械有限公司 Blanking die for upper plate and lower plate of automobile chassis

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111207

Termination date: 20140505