CN206824495U - Annular stretching hole flanging shaping class progressive die - Google Patents

Annular stretching hole flanging shaping class progressive die Download PDF

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Publication number
CN206824495U
CN206824495U CN201720747855.XU CN201720747855U CN206824495U CN 206824495 U CN206824495 U CN 206824495U CN 201720747855 U CN201720747855 U CN 201720747855U CN 206824495 U CN206824495 U CN 206824495U
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China
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station
annular
hole
plate
die
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CN201720747855.XU
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Chinese (zh)
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王正成
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CHANGHUI (SHANGHAI) TECHNOLOGY GROUP Co Ltd
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CHANGHUI (SHANGHAI) TECHNOLOGY GROUP Co Ltd
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Abstract

The utility model discloses a kind of annular stretching hole flanging shaping class progressive die, including upper clamping plate and die shoe plate, one group of processing stations is provided between upper clamping plate and die shoe plate;The processing stations include the downward stretching annular station set by processing sequencing, the downward stretched annular embryo material on material strip;Punching station, straight hole is rushed in annular embryo material;Flanging upward hole forming station, flange is carried out in the straight hole of annular embryo material;Shaping station, product size is gone out by shaping punch-die shaping and keeps stable;Cut-out goes out downwards part station, the product of needs is cut off and is separated from material strip.Employing technical solutions of the utility model can high-volume continuous production, employment cost is also reduced while production efficiency is improved, and solve some shortcomings of single die tool well, the semi-finished product reduced in either simplex sequence production process are moved, reduce manufacturing procedure, working strength is alleviated, improves machining accuracy, the stabilization of product quality is played an important role.

Description

Annular stretching hole flanging shaping class progressive die
Technical field
Mould fabrication design field is the utility model is related to, annular stretching hole flanging shaping class level is processed more particularly, to one kind Progressive die.
Background technology
Progressive die is a kind of advanced mould in punching production at this stage, solves many shortcomings of single die tool, real Working procedures are showed together, and automated production can be carried out.The product of production has crudy good and stability and high efficiency, reduces One line production operation personnel, it is the direction of the present mold design development in China, plays the role of to Die Industry particularly important; Class product is shaped for annular hole flanging, single die tool uses distributed operation, and the profile circle for first cutting out product redraws shaping, then The step of progress hole flanging, carries out punching production.If product requires in concentricity and height etc., especially inside and outside annular Footpath difference is smaller, positions stretching and the hole flanging of the product being not easy, and such as the annular products as shown in similar Fig. 1 and Fig. 2, it has: Annular stretching 11 and hole flanging shaping 12, at present mostly using single die tool processing, distribution carries out annular stretching hole flanging shaping etc., Also there is hole flanging shaping without that can complete to have annular stretching downwards simultaneously, and the less annular stretching hole flanging of internal-and external diameter difference Shape class progressive die.And single die can only complete these processes step by step, due to needing to process using more molds, so increase The probability of error, and positioning accurate is not surely high, be so unfavorable for the control of product quality and production cost.
Utility model content
The purpose of this utility model is to provide a kind of annular stretching hole flanging shaping class progressive die, solves existing annular stretching and turns over The problem of hole shaping class product needs more mold machine-shapings, high processing costs, and machining accuracy is low.
Technical scheme is used by the utility model solves its technical problem:A kind of annular stretching hole flanging shaping class is grading Mould, including upper clamping plate and die shoe plate, are provided with one group of processing stations between upper clamping plate and die shoe plate;It is characterized in that: The processing stations include the downward stretching annular station set by processing sequencing, the downward stretched annular embryo on material strip Material;Punching station, straight hole is rushed in annular embryo material;Flanging upward hole forming station, flange is carried out in the straight hole of annular embryo material;It is whole Shape station, product size is gone out by shaping punch-die shaping and keeps stable;Cut-out goes out downwards part station, make the products of needs from Cut off and separate on material strip.
Further, it is described stretch to be additionally provided with before annular station downwards rush correcting hole station, correcting hole is in order to rear The station in face can be accurately positioned;It is additionally provided with after correcting hole station is rushed and rushes process-cut station, with the correcting hole gone out As being accurately positioned, remaining process-cut is gone out;The cut-out is additionally provided with after going out part station downwards and cuts waste station, cuts Except unnecessary waste material.
Further, it is described rush process-cut station and stretch downwards between annular station, stretch downwards annular station with Between punching station, between punching station and flanging upward hole forming station, between flanging upward hole forming station and shaping station, shaping station Idle station is provided with cutting off to go out downwards between part station.
Specifically, described stretch downwards is provided with annular stretching device, is provided with punching on punching station on annular station Device, hole flanging building mortion is provided with flanging upward hole forming station;Annular stretching device, hole punched device and hole flanging building mortion It is arranged in same group of template;This group of template includes upper clamping plate and die shoe plate, be sequentially arranged on upper clamping plate upper padding plate, Upper mould fixed plate, stripper backboard and stripper, stretching convex die, piercing punch are provided with the upper mould fixed plate, it is described to unload Loading and unloading material insert and hole flanging shaping insert are fixedly installed on flitch, the loading and unloading material insert is located at the outside of piercing punch;Institute State and lower bolster and concave template are disposed with die shoe plate, be disposed with what is be adapted with stretching convex die on the concave template Die plate insert, the punching concave die being adapted with piercing punch, the Burring Punch being adapted with hole flanging shaping insert.
For convenience of detachable maintaining, while the stroke of stripper is controlled, the upper clamping plate, upper padding plate and upper mould fixed plate are consolidated It is scheduled on together, the stripper backboard and stripper are fixed together, and hanging plate, hanging plate are provided with the outside of the upper mould fixed plate Side setting towards upper mould fixed plate is fluted, and the upper end of groove is withheld on the upper surface of upper mould fixed plate, under groove End and the lower surface of stripper backboard coordinate.
To ensure machining accuracy, inner guiding post is fixedly installed on the stripper, is additionally provided with and is led with what inner guiding post coordinated Xiang Kong, the pilot hole extend through die shoe plate from upper clamping plate, and wire column upper end is stretched into upper mould fixed plate, and lower end is stretched into down In backing plate.
For convenience of discharging, elastic construction is provided with the upper clamping plate, the upper elastic construction includes being fixed on Upper plug screw on die holder plate, upper ejector pin that lower end is acted on stripper backboard and be arranged between plug screw and upper ejector pin on unload Expect spring.
Further, lower elastic construction is provided with the die shoe plate, lower elastic construction includes being fixed on die shoe plate On the first plug screw, the lower push rod that upper end is acted on material strip, the first spring is provided between the first plug screw and lower push rod, it is described Lower push rod is located in die plate insert.
Further, the interior discharging structure being adapted with hole flanging building mortion, institute are additionally provided with the die shoe plate Stating interior discharging structure includes the second plug screw, the interior discharging spring being arranged on the second plug screw, and cushion block is provided with interior discharging spring, Discharging set is provided with the outside of Burring Punch, the cushion block is provided with driving column with discharging inner room.
The beneficial effects of the utility model:Due to annular stretching device, hole punched device and hole flanging building mortion being incorporated into It together form annular stretching hole flanging shaping class progressive die, the correlation stretched in this technology using single die to annular class product Technology, play the advantage of progressive die, can high-volume continuous production, solve well single die tool some shortcomings, keep away The safety problem manually brought when mould punching produces is exempted from, has not only increased production efficiency, while also reduced artificial Cost and working strength reduce;The semi-finished product reduced in addition in either simplex sequence production process are moved, and reduce manufacturing procedure, are improved Positioning and machining accuracy, ensure that the stabilization of product quality, obtain good effect well.
Below with reference to drawings and examples, the utility model is described in detail.
Brief description of the drawings
Fig. 1 is the front view for the annular products processed in the utility model embodiment.
Fig. 2 is the dimensional structure diagram for the annular products processed in the utility model embodiment.
Fig. 3 is the technique Layout of the utility model embodiment.
Fig. 4 is the top view of progressive die in the utility model embodiment.
Fig. 5 is the sectional view of A-A when progressive die closes in Fig. 4.
Fig. 6 is the sectional view of A-A when progressive die is opened in Fig. 4.
Embodiment
Embodiment, as shown in Fig. 3 to 5, a kind of annular stretching hole flanging shaping class progressive die, for processing institute as shown in Figure 1, Figure 2 The annular products shown, including upper clamping plate 801 and die shoe plate 813, one is provided between upper clamping plate 801 and die shoe plate 813 Group processing stations.Whole processing process g1 to g13 totally 13 stations have been divided into.Wherein:G1 stations are to rush correcting hole;Lead Positive hole is in order to which station below can be accurately positioned, and rushes the holes of φ 3.03;G2 stations are to rush process-cut;With above going out Correcting hole as being accurately positioned, go out remaining process-cut;G3 stations are idle station;Reserved for the distribution of later procedure Enough spaces;G4 stations are to stretch annular station downwards;Stretched φ 20.7x1.1 annulars downwards;G5 stations are idle station; Enough spaces are reserved for the distribution of later procedure;G6 stations are punching station;Go out the holes of φ 14.0;G7 stations are empty work Position;Enough spaces are reserved for the distribution of later procedure;G8 stations are flanging upward hole forming station;First by the guide parts of φ 14.0 Divide in the circular hole for importing and going out before, continue up hole flanging and shape required shape;G9 stations are idle station;For later procedure Distribution reserve enough spaces;G10 stations are shaping station, go out product size by shaping punch-die shaping and keep steady It is fixed;G11 stations are idle station;Enough spaces are reserved for the distribution of later procedure;G12 stations go out downwards part work for cut-out Position, makes the product of needs cut off and separate from material strip, is fallen from die shoe downwards, special packaging is connected to by pipe In case;G13 stations are to cut waste station;Cut off unnecessary waste material;This 30 stations just complete whole cylinder and produced more than The continuous punching shaping of product.
The structure that the specific discussion of the present embodiment stretches downwards annular station, punching station and flanging upward hole forming station is set Put.Described stretch downwards is provided with annular stretching device, is provided with hole punched device, flanging upward hole on punching station on annular station Hole flanging building mortion is provided with forming station;Annular stretching device, hole punched device and hole flanging building mortion are arranged in same group In template.Product blank is stretched to the fundamental form of required product using the method that ring gate face stretches by the annular stretching device Shape, hole punched device then go out required pre- hole at material strip center, and hole flanging building mortion is then on the basis of the product stretched in Heart hole carries out hole flanging shaping.
This group of template includes upper clamping plate 801 and die shoe plate 813, and upper padding plate has been sequentially arranged on upper clamping plate 801 802nd, upper mould fixed plate 803, stripper backboard 804 and stripper 805, upper clamping plate 801, upper padding plate 802 and upper mould fixed plate 803 threes are locked by pin and screw from the top down, and both stripper backboard 804 and stripper 805 pass through pin from the top down It is fixed with screw.Lower bolster 812 and concave template 811, concave template 811, underlay are disposed with the die shoe plate 813 Plate 812, the three of die shoe plate 813 are locked by pin and screw from the top down.Inner guiding post is fixedly installed on the stripper 805 807, the pilot hole 808 coordinated with inner guiding post is additionally provided with, the pilot hole 808 extends through die shoe plate from upper clamping plate 801 813, the upper end of wire column 807 is stretched into upper mould fixed plate 803, and lower end is stretched into lower bolster 812.The upper mould fixed plate 803 Outside is provided with hanging plate 806, and hanging plate 806 sets fluted 809 towards the side of upper mould fixed plate 803, the upper end button of groove 809 It is pressed on the upper surface of upper mould fixed plate 803, the lower end of groove 809 coordinates with the lower surface of stripper backboard 804, for controlling The stroke of stripper backboard, meanwhile, the dismounting for being also convenient for mould is safeguarded.
Stretching convex die 854, piercing punch 852 are provided with the upper mould fixed plate 803, is fixed on the stripper 805 Loading and unloading material insert 853 and hole flanging shaping insert 851 are provided with, the loading and unloading material insert 853 is located at the outside of piercing punch 852. The die plate insert 814 being adapted with stretching convex die 854 is disposed with the concave template 811, is adapted with piercing punch 852 Punching concave die 815, with the Burring Punch 816 that is adapted of hole flanging shaping insert 851.
Elastic construction 82 is provided with the upper clamping plate 801, the upper elastic construction 82 includes being fixed on upper bolster Upper plug screw 821 on plate 801, upper ejector pin 823 that lower end is acted on stripper backboard 804 and be arranged on plug screw 821 with it is upper Loading and unloading material spring 822 between push rod 823.Upper elastic construction 82 up and down reciprocatingly moves along a straight line with upper mould, when the mold is closed The stress of upper ejector pin 823 simultaneously makes loading and unloading material spring 822 compress contracting receipts, and after the completion of annular stretching hole flanging shaping, loading and unloading material spring 822 is logical Cross upper ejector pin 823 up and down reciprocatingly to move along a straight line together also with upper mould, when mould is opened by product from stretching convex die, punching convex Released on mould.
Lower elastic construction 83 is provided with the die shoe plate 813, the lower elastic construction 83, which is used for annular stretching, to be completed Afterwards, product is ejected out of die plate insert 814 when mould is opened.Lower elastic construction 83 includes being fixed on die shoe plate 813 The first plug screw 833, the lower push rod 831 that upper end is acted on material strip, is provided between the first plug screw 833 and lower push rod 831 One spring 832, the lower push rod 831 are located in die plate insert 814.
Be additionally provided with the interior discharging structure 84 being adapted with hole flanging building mortion on the die shoe plate 813, it is described in unload Expect that structure 84 is used for after the completion of hole flanging shaping, eject product from Burring Punch 816 when mould is opened.The interior discharging knot Structure 84 includes the second plug screw 845, the interior discharging spring 844 being arranged on the second plug screw 845, is provided with interior discharging spring 844 Cushion block 843, the outside of Burring Punch 816 is provided with discharging set 841, discharging is covered on the effect of 841 upper ends and material strip.The cushion block Driving column 842 is provided between 843 and discharging set 841.
Mould close when, upper modular belt elastic construction 82 and moved downward, to it is as shown in Figure 5 when, by being fixed on stripper Inner guiding post 807 on 805 is introduced into lower mould concave template 811, and then the upper ejector pin 823 in upper elastic construction 82 is in loading and unloading material bullet The upper surface of stripper backboard 804 is withstood in the presence of spring 822 to move downward, and be press against material strip and is touched concave template 811.Upper mould continues Move downward, at this moment on g4 stations, the stretching convex die 854 that is fixed in upper mould fixed plate 803 continue downwards, push down material strip to It is lower to enter progress stretch forming in die plate insert 814, until mould closes;At the same time, on g6 stations, when stripper 805 In loading and unloading material insert 853 push down material strip to the upper surface of concave template 811 play binder effect when piercing punch 852 be downwardly into punching Hole cavity plate 815 completes punching;On g8 stations, material strip is pressed downward by hole flanging in stripper 805 shaping insert 851, first with it is recessed The contact of discharging set 841 in interior discharging structure 84 in template 811, push down material strip and be further continued for downwards, making the circular hole in material strip first The upper end of Burring Punch 816 is enclosed on, is continued downwards until mould closes, completion flanging upward hole shapes.Now as shown in figure 4, mould Closure completely.
When mould is opened, upper mould starts to move upwards, with the opening of mould, upper ejector pin 823 loading and unloading material spring 822, Material strip is released from stretching convex die 854 and piercing punch 852 in the presence of upper plug screw 821;At the same time, discharging set 841 exists Second plug screw 845, interior discharging spring 844, cushion block 843, driving column 842 aggregate motion under, by material strip from Burring Punch 816 Ejection;As shown in figure 5, up being moved with upper mould, until mould is opened completely, this completes a working cycles. Hereafter, a station of being advanced from front to back on material strip continues as above step.
Above content is to combine specific embodiment further detailed description of the utility model, it is impossible to is assert Specific implementation of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field For, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be considered as category In the scope of protection of the utility model.

Claims (9)

1. a kind of annular stretching hole flanging shaping class progressive die, including upper clamping plate and die shoe plate, upper clamping plate and die shoe plate Between be provided with one group of processing stations;It is characterized in that:The processing stations include the downward stretching set by processing sequencing Annular station, the downward stretched annular embryo material on material strip;Punching station, straight hole is rushed in annular embryo material;Flanging upward hole shapes Station, flange is carried out in the straight hole of annular embryo material;Shaping station, product size is gone out by shaping punch-die shaping and keeps steady It is fixed;Cut-out goes out downwards part station, the product of needs is cut off and is separated from material strip.
2. annular stretching hole flanging shaping class progressive die as claimed in claim 1, it is characterised in that:It is described to stretch annular work downwards It is additionally provided with before position and rushes correcting hole station, correcting hole is in order to which station below can be accurately positioned;Rushing correcting hole station It is additionally provided with afterwards and rushes process-cut station, by the use of the correcting hole gone out as being accurately positioned, goes out remaining process-cut;It is described Cut-out is additionally provided with after going out part station downwards and cuts waste station, cuts off unnecessary waste material.
3. annular stretching hole flanging shaping class progressive die as claimed in claim 2, it is characterised in that:It is described to rush process-cut station With stretching downwards between annular station, stretching downwards between annular station and punching station, punching station and flanging upward hole forming station Between, between flanging upward hole forming station and shaping station, shaping station and cut-out be provided with idle station between going out part station downwards.
4. the annular stretching hole flanging shaping class progressive die as described in claims 1 to 3 any one, it is characterised in that:It is described to Annular stretching device is provided with the annular station of lower stretching, is provided with hole punched device, flanging upward hole forming station on punching station On be provided with hole flanging building mortion;Annular stretching device, hole punched device and hole flanging building mortion are arranged in same group of template;Should Group template is included in the upper padding plate being sequentially arranged on upper clamping plate, upper mould fixed plate, stripper backboard and stripper, the upper mould Stretching convex die, piercing punch are provided with fixed plate, loading and unloading material insert and hole flanging shaping edge are fixedly installed on the stripper Block, the loading and unloading material insert are located at the outside of piercing punch;Also include the lower bolster and cavity plate set gradually on die shoe plate Plate, the die plate insert being adapted with stretching convex die is disposed with the concave template, the punching being adapted with piercing punch is recessed Mould, the Burring Punch being adapted with hole flanging shaping insert.
5. annular stretching hole flanging shaping class progressive die as claimed in claim 4, it is characterised in that:The upper clamping plate, upper pad Plate and upper mould fixed plate are fixed together, and the stripper backboard and stripper are fixed together, outside the upper mould fixed plate Side is provided with hanging plate, and the side setting of hanging plate towards upper mould fixed plate is fluted, and the upper end of groove is withheld in upper mould fixed plate On upper surface, the lower end of groove coordinates with the lower surface of stripper backboard.
6. annular stretching hole flanging shaping class progressive die as claimed in claim 4, it is characterised in that:Fixation is set on the stripper Inner guiding post is equipped with, is additionally provided with the pilot hole coordinated with inner guiding post, the pilot hole extends through die shoe plate from upper clamping plate, led Terminal upper end is stretched into upper mould fixed plate, and lower end is stretched into lower bolster.
7. annular stretching hole flanging shaping class progressive die as claimed in claim 4, it is characterised in that:Set on the upper clamping plate There is upper elastic construction, the upper elastic construction includes the upper plug screw being fixed on upper clamping plate, and lower end acts on stripper backboard On upper ejector pin and the loading and unloading material spring that is arranged between plug screw and upper ejector pin.
8. annular stretching hole flanging shaping class progressive die as claimed in claim 4, it is characterised in that:Set on the die shoe plate There is lower elastic construction, lower elastic construction includes the first plug screw being fixed on die shoe plate, the lower top that upper end is acted on material strip Bar, is provided with the first spring between the first plug screw and lower push rod, the lower push rod is located in die plate insert.
9. annular stretching hole flanging shaping class progressive die as claimed in claim 4, it is characterised in that:Also set on the die shoe plate The interior discharging structure being adapted with hole flanging building mortion is equipped with, the interior discharging structure includes the second plug screw, is arranged on the second spiral shell Interior discharging spring beyond the Great Wall, cushion block is provided with interior discharging spring, discharging set, the cushion block are provided with the outside of Burring Punch Discharging inner room is provided with driving column.
CN201720747855.XU 2017-06-26 2017-06-26 Annular stretching hole flanging shaping class progressive die Active CN206824495U (en)

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CN201720747855.XU CN206824495U (en) 2017-06-26 2017-06-26 Annular stretching hole flanging shaping class progressive die

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108213211A (en) * 2018-04-10 2018-06-29 上海维衡精密电子股份有限公司 The stamping die and its Sheet Metal Forming Technology of second order is tubaeform part
CN109513819A (en) * 2018-12-20 2019-03-26 浙江罗尔科精密工业有限公司 A kind of gearbox operation ring processing technology

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108213211A (en) * 2018-04-10 2018-06-29 上海维衡精密电子股份有限公司 The stamping die and its Sheet Metal Forming Technology of second order is tubaeform part
CN108213211B (en) * 2018-04-10 2019-04-02 上海维衡精密电子股份有限公司 The Sheet Metal Forming Technology of second order is tubaeform part
CN109513819A (en) * 2018-12-20 2019-03-26 浙江罗尔科精密工业有限公司 A kind of gearbox operation ring processing technology

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Inventor after: Wang Zhengcheng

Inventor after: Hu Dongcheng

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