CN205702071U - A kind of floating type strip drawing progressive die - Google Patents
A kind of floating type strip drawing progressive die Download PDFInfo
- Publication number
- CN205702071U CN205702071U CN201620583826.XU CN201620583826U CN205702071U CN 205702071 U CN205702071 U CN 205702071U CN 201620583826 U CN201620583826 U CN 201620583826U CN 205702071 U CN205702071 U CN 205702071U
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- floating
- plate
- hole
- stripper
- die plate
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Abstract
This utility model belongs to progressive die field, is specifically related to a kind of floating type strip drawing progressive die.This mould includes the stripper for compressing material strip, is connected each other with upper mold elastic parts between stripper with upper bolster;It is additionally provided with floating cavity die plate in the surface of anchor template, is connected each other with lower mold elastic parts between floating cavity die plate with anchor template;On floating cavity die plate vertical to offer resigning hole, it is extended with boss portion in anchor template, it is sequentially arranged incision hole and first Drawing Hole along material strip machine direction on floating cavity die plate, the second Drawing Hole of mould may be contained within the upper surface of boss portion to last one Drawing Hole, and the material demoulding hole of mould is positioned on floating cavity die plate and location arrangements is located after last one drawing sequence of mould.Utility model possesses the advantage that mould is small, easy to use and production stability is high, and the quality of finished of product can be effectively ensured.
Description
Technical field
This utility model belongs to progressive die field, is specifically related to a kind of floating type strip drawing progressive die.
Background technology
Drawing, also referred to as drawing, stretch, calendering etc., refer to utilize mould, the definite shape plate blank that will obtain after stamping-out
Strike out various open hollow part, then open hollow blank being reduced diameter, increasing height until cutting off a kind of machine of de-material
Tool processing technique.Existing floating type strip drawing progressive die, generally includes by cope match-plate pattern, upper die plate, punch retainer and unloads
Upper die component that flitch is constituted and the lower mold assemblies that is made up of anchor template, lower mold backing plate and lower bolster.During use, continuously
Material strip enter mould by step-by-step system from the front end of mould, be processed step by step, until in the rear end discharging of mould.Material strip is every
Once, once, correspondingly each station of mould works once, is finally completed and cuts for upper die component and lower mold assemblies matched moulds in stepping
The work such as mouth, drawing, cut-out.Said structure is in use, it has been found that, owing to all dies coordinated with punch are all pacified
Being contained on the concave template of same plane height, once the formed product height of required processing increases, then in limited number of steps
Under value, the punch difference in height at every adjacent stepping operation inevitably enlarges.Along with the pressure down of stripper, often occur that follow-up drawing is convex
Time mould does not also penetrate the drawing position on material strip, stripper the most by material strip tightly bounce and be pressed on anchor template
At die face, it is the most obvious that this phenomenon shows between first drawing and second drawing sequence.Again because of second Drawing Hole
Footpath is certainly less than first drawing aperture, under second drawing punch not yet penetrates the situation at the drawing position on material strip, and should
More than second drawing aperture and then direct by stripper because of external diameter by the drawing position of first drawing punch punching press
Clap at anchor template die face, it is clear that the quality of finished of product is not the most just known where to begin.Solve the side of the problems referred to above at present
Method is to have, but is also only limitted to significantly increase the spacing of adjacent two operations along material strip direct of travel, thus reduces adjacent two
Individual drawing punch top line and the angle angle of anchor template die face, and then delay sending out of above-mentioned condition to a certain extent
Raw.But, the most insignificant empty step number purpose of adjacent inter process spacing increases, and often leads to hugeization of mould build,
And then die manufacturing cost is increased, use the most extremely inconvenience.
Summary of the invention
The purpose of this utility model is to provide a kind of reliable floating type strip drawing progressive die rational in infrastructure, and it can be really
While protecting for the reliable drawability of material strip, it is also equipped with the advantage that mould is small, easy to use and production stability is high,
The quality of finished of product can be effectively ensured.
For achieving the above object, this utility model have employed techniques below scheme:
A kind of floating type strip drawing progressive die, including upper bolster, die shoe and ordering about produce between two die holders vertical to
Close and lead away from action;Upper bolster includes the cope match-plate pattern of arranged stacked, upper die plate and punch retainer, respectively walks
Enter the punch that operation comprised to be both secured on punch retainer and downwardly extended by this fixed plate vertical;This mould also includes
For compressing the stripper of material strip, stripper plate face is horizontally disposed, and arranges the perforation walked for above-mentioned punch on stripper;Unload
So that stripper can be made to make vertical relative to upper bolster to making the vertical upper mold elasticity group to elastic floating action between flitch with upper bolster
Part connects each other;Die shoe includes the lower bolster of arranged stacked, lower mold backing plate and anchor template, it is characterised in that: in institute
The surface stating anchor template is additionally provided with floating cavity die plate, can make floating cavity die between floating cavity die plate and anchor template
Plate is relatively fixed concave template and makees vertical to the lower mold elastic parts connection of elastic floating action each other;On floating cavity die plate vertical to
Offer resigning hole, in anchor template vertical to upwardly extended boss portion along this resigning hole, on floating cavity die plate
Being sequentially arranged incision hole and first Drawing Hole along material strip machine direction, the second Drawing Hole of mould is to last one Drawing Hole
May be contained within the upper surface of boss portion, the material demoulding hole of mould is positioned on floating cavity die plate and location arrangements is in last of mould
Locate after road drawing sequence;The elastic force of lower mold elastic parts is not less than the elastic force of upper mold elastic parts, the blanking pressure of lance punch
And first drawing punch drawing pressure sum;When mould is die opening state, the die face of floating cavity die plate and the upper surface of boss portion
Difference in height is not less than the forming height of product;When mould is matched moulds state, the die face of floating cavity die plate and the upper surface of boss portion
It is positioned at same horizontal plane.
Upper mold elastic parts includes that upper mold stage clip, the top end face of upper mold stage clip are fixed in cope match-plate pattern, and the power pin of leading is coaxially solid
At upper mold stage clip bottom face, the power pin of leading runs through upper die plate with punch retainer to be connected stripper;Lower mold elastic parts
Including lower mold stage clip and be positioned at lower mold stage clip top end face and the floating pin fixing with lower mold stage clip, the bottom face of lower mold stage clip
Be fixed on lower bolster, the top vertical of the pin that floats to run through lower mold backing plate and anchor template and and floating cavity die plate between structure
Become secure fit.
The described power of leading pin with float pin profile all in screw-like, lead power pin with float pin nut portion respectively with upper die-cushion
The spacing cooperation of unidirectional seam is constituted between the upper surface of plate and the lower surface of lower mold backing plate.
Stripper includes discharging mainboard and the discharging backing plate being laminated on discharging mainboard, power of the leading pin of upper mold elastic parts
It is fixed on discharging backing plate;Floating cavity die plate includes floating mainboard and is laminated in the floating plate under floating mainboard, lower mold bullet
The floating pin top end face of property assembly is fixed at floating plate.
Having been downwardly extended matched moulds guide pillar by upper die plate vertical, the mating holes vertical coordinated with matched moulds guide pillar runs through punch
Fixed plate, stripper, floating cavity die plate, anchor template, lower mold backing plate and lower bolster;Stripper, floating cavity die plate and
The axle sleeve for coordinating it is respectively provided with composition shiny surface between matched moulds guide pillar in anchor template.
Coaxially running through layout through hole on anchor template, lower mold backing plate and lower bolster, this through hole aperture is more than de-
Material aperture, hole and coaxially to each other.
It is provided on die shoe coordinating the elastic correcting nail with location material strip with the correcting hole on material strip, elastic correcting nail
Along material strip direct of travel uniformly at intervals and at the paired material strip both sides that are placed in, the elastic force direction vertical of elastic correcting nail is arranged.
The beneficial effects of the utility model are:
1) and at present drawing progressive die uses increase level to the mode of size to improve traditional work of mold performance easily
Skill is different, and this utility model is based on reducing the build of mould and improving the actually used property of mould, by increasing at die shoe
If floating cavity die plate, and then realize mould property easy to use under the least build and reliable operation sexual demand.Float
Offer resigning hole on concave template, constitute between resigning hole with boss portion at anchor template and coordinate;In other words, original all it is arranged on
Operation hole at anchor template, except (including second Drawing Hole between second Drawing Hole to the last one Drawing Hole
Drawing Hole together with last) outward, other such as incision hole, first Drawing Hole and material demoulding hole are arranged in floating cavity die plate
Place.By said structure, the most directly avoid after first drawing sequence completes and during stepping feed, because of stripper first
Fall and contact and by force material strip is tightly against in anchor template, and the first drawing parts caused are forced shape of clapping
Condition.When stripper is descending every time, first stripper touches floating cavity die plate, now because of through hole and boss portion at floating cavity die plate
Original difference in height, the material strip section " unsettled " at first drawing parts place, directly over boss portion, does not exists
Above-mentioned bounces problem.
To sum up, this utility model changes the inherent structure of tradition strip drawing progressive die, by drawing different station
Deep hole is arranged on different concave templates, during mould semi-closed available height difference and naturally avoid the destruction shape for material strip
Condition, has remained the most again the grazing of material strip when mould matched moulds is complete, its feeding and punching course are reliable and stable, especially suitable
In current high speed stamping environment.
2), as the further preferred scheme of such scheme, upper mold elastic parts and lower mold elastic parts can be elastic
Colloid pad etc. possesses the bed course of elastic force, it is also possible to as employing stage clip structure described in the utility model realizes.Lower mold stage clip
Elastic force should be more than or equal to the elastic force of upper mold stage clip, the blanking pressure of lance punch and first drawing punch drawing pressure sum,
Thus only descending at stripper and lance punch otch and first drawing punch drawing are complete, stripper is resisted against completely
After on floating cavity die plate, floating cavity die plate could because stripper force descending and final concordant boss portion, and then remaining draw
Deep punch could perform drawing operation.
3), lead power pin and the bolt structure of the pin that floats, contribute to making upper mold stage clip and lower mold stage clip be in pretightning force all the time
State, and then guarantee stripper and floating cavity die plate position homeostasis under die opening state.Lead power pin by nut position also
Stripper naturally can be hung at upper bolster, thus ensure the connectivity that stripper is overall with mould.
4), discharging backing plate and the layout of floating plate, it is ensured that upper mold elastic parts and lower mold elastic parts and respective plate
The cooperation reliability of body.The setting of matched moulds guide pillar, the most further improve stripper descending time accurate relative to the centering of die shoe
Really property, unbalance stress during to avoid stripper to cause descending because installing the situations such as deflection, and then produce at stripper punch and
Lance punch generation stamping-out deviation condition, to promote the functional reliability of mould.
Accompanying drawing explanation
Fig. 1 is the structure cross-sectional schematic that this utility model is under die opening state;
Fig. 2 is the structure cross-sectional schematic that this utility model is in closing course;
Fig. 3 is the structure cross-sectional schematic that this utility model is under matched moulds state.
In accompanying drawing, each labelling is as follows with each component names corresponding relation of the present utility model:
A-material strip
A-incision hole b-first Drawing Hole c-second Drawing Hole d-material demoulding hole
A1-lance punch b1-first drawing punch c1-second drawing punch
D1-de-material punch e1-the 3rd road drawing punch
10-cope match-plate pattern 20-upper die plate 30-punch retainer 40-stripper
50-lower bolster 60-lower mold backing plate
70-anchor template 71-boss portion 80-floating cavity die plate 81-resigning hole
91-upper mold stage clip 92-leads power pin 101-lower mold stage clip 102-floating pin
110-matched moulds guide pillar 120-through hole 130-elasticity correcting is followed closely
Detailed description of the invention
For ease of understanding, structure of the present utility model and work process are made by the illustration that is embodied as here in connection with Fig. 1-3
Further describe:
Concrete structure of the present utility model as Figure 1-3, including constituting the cope match-plate pattern 10 of main body frame and lower bolster 50,
Connect each other to form vertical guiding cooperation with four leads between two templates.Punch retainer 20 and upper die plate 20 pass through
It is bolted at cope match-plate pattern 10 lower surface, thus follows cope match-plate pattern 10 together action.Discharging mainboard and discharging backing plate are constituted
Stripper 40 is hung on cope match-plate pattern 10 by leading power pin 92, and follows cope match-plate pattern 10 together action.By compression upper mold stage clip
91, stripper 40 then can produce and mutually move between cope match-plate pattern 10.Anchor template 70 and lower mold backing plate 60 are to use bolt
Being fixed on lower bolster 50, floating cavity die plate 80 volume being made up of floating mainboard and floating plate is to be fixed on floating pin 102
On lower bolster 50.By compression lower mold stage clip 101, floating cavity die plate 80 can produce and mutually move between lower bolster 50.For
Ensure precision when each plate mutually moves, punch retainer 20 is provided with four matched moulds guide pillars 110, at stripper 40
Opposite position is provided with axle sleeve, and the opposite position of floating cavity die plate 80 and anchor template 70 is provided with axle sleeve equally.
This utility model real work flow process is as follows:
First correcting hole at material strip A is through on elastic correcting nail 130 with fixing material strip A, as it is shown in figure 1, start mould.
Forcing press drives cope match-plate pattern 10 to move down, and punch retainer 20 and stripper 40 are also followed and moved down.When stripper 40 times
After end face contacts with floating cavity die plate 80 upper surface, because the elastic force of lower mold stage clip 101 is much larger than the elastic force of upper mold stage clip 91, discharging
Plate 40 stops moving down.When showing in fig. 2, now lance punch a1, first drawing punch b1, second drawing punch
C1, the 3rd road drawing punch and de-material punch d1 gradually start to be exposed by stripper 40 lower surface.Again because of upper mold stage clip 91
Elastic force is more than the blanking pressure required for otch and first drawing, floats when lance punch a1 and first drawing punch b1 works
Concave template 80 can't move down, and mould now performs otch, first drawing and de-material three process.And its of centre
His drawing sequence then because of in Fig. 1 difference in height between floating cavity die plate 80 and boss portion 71 and cannot perform.Cope match-plate pattern 10 continue to
Lower movement, after punch retainer 20 contacts with stripper 40 lower surface, upper mold stage clip 91 starts to be compressed, now floating cavity die
Plate 80 also begins to move down.As a example by drawing formula progressive die in scheming, it can be seen that anchor template 70 is the most deeply floated
In resigning hole 81 on concave template 80, second drawing punch c1 and the 3rd road drawing as last road are convex in the process
Mould e1 all penetrates in the Drawing Hole of correspondence.When upper bolster and stripper 40 move to bottom dead centre, as it is shown on figure 3, it is recessed to float
At template 80 and anchor template 70, boss portion 71 is in same plane, and the punch now respectively coordinated at boss portion 71 synchronizes to start to hold
The drawing action of row material strip A corresponding position.In whole punching course, material strip A is on floating cavity die plate 80 all the time, and always
It is straightened condition, simultaneously will not produce bounce shape because of stripper and the most involutory of anchor template in follow-up drawing sequence
Condition, thus also ensure that material strip A stability in motor process and grazing, the most each follow-up drawing sequence can synchronize to protect
Card is normally carried out, and is extremely suitable in the high speed stamping environment of current progressive die.
Claims (7)
1. a floating type strip drawing progressive die, including upper bolster, die shoe and order about between two die holders produce vertical to
Close and lead away from action;Upper bolster includes that the cope match-plate pattern (10) of arranged stacked, upper die plate (20) and punch are fixed
Plate (30), the punch that each stepping operation is comprised is both secured to punch retainer (30) above and by this fixed plate vertical to downward
Stretch;This mould also includes the stripper (40) for compressing material strip, and stripper (40) plate face is horizontally disposed, and on stripper (40)
Arrange the perforation walked for above-mentioned punch;Stripper (40) with between upper bolster so that stripper (40) relative upper bolster can be made to make vertical
Connect each other to the upper mold elastic parts of elastic floating action to making vertical;Die shoe include arranged stacked lower bolster (50),
Lower mold backing plate (60) and anchor template (70), it is characterised in that: also set up in the surface of described anchor template (70)
There is floating cavity die plate (80), so that floating cavity die plate (80) can be made to be relatively fixed between floating cavity die plate (80) and anchor template (70)
Concave template (70) is made vertical and is connected each other to the lower mold elastic parts of elastic floating action;The upper vertical of floating cavity die plate (80) to
Offer resigning hole (81), the upper vertical of anchor template (70) to upwardly extended boss portion along this resigning hole (81)
(71), floating cavity die plate is sequentially arranged incision hole (a) and first Drawing Hole (b) along material strip machine direction on (80), mould
Second Drawing Hole (c) may be contained within the upper surface of boss portion (71) to last one Drawing Hole, material demoulding hole (d) position of mould
In floating cavity die plate (80) is upper and location arrangements is located after last one drawing sequence of mould;The elastic force of lower mold elastic parts
Elastic force, the blanking pressure of lance punch (a1) and first drawing punch (b1) drawing pressure sum not less than upper mold elastic parts;
When mould is die opening state, the die face of floating cavity die plate (80) becoming not less than product poor with the upper level of boss portion (71)
Type height;When mould is matched moulds state, the die face of floating cavity die plate (80) is positioned at same water with the upper surface of boss portion (71)
At plane.
One the most according to claim 1 floating type strip drawing progressive die, it is characterised in that: upper mold elastic parts includes
Upper mold stage clip (91), the top end face of upper mold stage clip (91) is fixed in cope match-plate pattern (10), leads power pin (92) and be coaxially fixed on upper mold
At stage clip (91) bottom face, lead power pin (92) and run through upper die plate (20) with punch retainer (30) to be connected stripper (40);
Lower mold elastic parts includes lower mold stage clip (101) and is positioned at lower mold stage clip (101) top end face and consolidates with lower mold stage clip (101)
Fixed floating pin (102), the bottom face of lower mold stage clip (101) is fixed on lower bolster (50), the top vertical of the pin (102) that floats
To run through lower mold backing plate (60) and anchor template (70) and and floating cavity die plate (80) between constitute secure fit.
One the most according to claim 2 floating type strip drawing progressive die, it is characterised in that lead described in: power pin (92) with
Float pin (102) profile all in screw-like, lead power pin (92) with float pin (102) nut portion respectively with upper die plate (20)
Upper surface and lower mold backing plate (60) lower surface between constitute the spacing cooperation of unidirectional seam.
4. according to the floating type strip drawing progressive die of the one described in Claims 2 or 3, it is characterised in that: stripper (40) wraps
Including discharging mainboard and the discharging backing plate being laminated on discharging mainboard, the power of leading pin (92) of upper mold elastic parts is fixed on unloads backing strap
On plate;Floating cavity die plate (80) includes floating mainboard and is laminated in the floating plate under floating mainboard, lower mold elastic parts
Pin (102) top end face that floats is fixed at floating plate.
5. according to the one floating type strip drawing progressive die described in claim 1 or 2 or 3, it is characterised in that: by upper die plate
(20) place's vertical has downwardly extended matched moulds guide pillar (110), and the mating holes vertical coordinated with matched moulds guide pillar (110) runs through punch to be fixed
Plate (30), stripper (40), floating cavity die plate (80), anchor template (70), lower mold backing plate (60) and lower bolster (50);?
Composition light it is respectively provided with between matched moulds guide pillar (110) in stripper (40), floating cavity die plate (80) and anchor template (70)
The axle sleeve that sliding surface coordinates.
6. according to the one floating type strip drawing progressive die described in claim 1 or 2 or 3, it is characterised in that: anchor template
(70), coaxially running through layout through hole (120) on lower mold backing plate (60) and lower bolster (50), this through hole aperture is more than de-material
Aperture, hole (d) and coaxially to each other.
7. according to the one floating type strip drawing progressive die described in claim 1 or 2 or 3, it is characterised in that: set on die shoe
Put for coordinating elastic correcting nail (130) with location material strip (A) with the correcting hole on material strip (A), elastic correcting nail (130) edge
Material strip (A) direct of travel is uniformly at intervals and at the paired material strip that is placed in (A) both sides, the elastic force direction of elastic correcting nail (130)
Vertical is arranged.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620583826.XU CN205702071U (en) | 2016-06-14 | 2016-06-14 | A kind of floating type strip drawing progressive die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620583826.XU CN205702071U (en) | 2016-06-14 | 2016-06-14 | A kind of floating type strip drawing progressive die |
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Publication Number | Publication Date |
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CN205702071U true CN205702071U (en) | 2016-11-23 |
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CN201620583826.XU Withdrawn - After Issue CN205702071U (en) | 2016-06-14 | 2016-06-14 | A kind of floating type strip drawing progressive die |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105945140A (en) * | 2016-06-14 | 2016-09-21 | 铜陵市晶赛电子有限责任公司 | Floating type strip material drawing progressive die |
CN108994140A (en) * | 2018-08-31 | 2018-12-14 | 苏州瑞玛精密工业股份有限公司 | Drawing mechanism |
CN109365637A (en) * | 2018-12-31 | 2019-02-22 | 许昌市儒燕科技信息咨询有限公司 | A kind of multi-station Die Used in Pressworking of automobile panel |
CN110340228A (en) * | 2018-04-03 | 2019-10-18 | 宁波方太厨具有限公司 | Oven inner container substep cupping tool |
-
2016
- 2016-06-14 CN CN201620583826.XU patent/CN205702071U/en not_active Withdrawn - After Issue
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105945140A (en) * | 2016-06-14 | 2016-09-21 | 铜陵市晶赛电子有限责任公司 | Floating type strip material drawing progressive die |
CN110340228A (en) * | 2018-04-03 | 2019-10-18 | 宁波方太厨具有限公司 | Oven inner container substep cupping tool |
CN110340228B (en) * | 2018-04-03 | 2021-05-18 | 宁波方太厨具有限公司 | Oven inner bag substep deep-drawing mould |
CN108994140A (en) * | 2018-08-31 | 2018-12-14 | 苏州瑞玛精密工业股份有限公司 | Drawing mechanism |
CN108994140B (en) * | 2018-08-31 | 2024-04-19 | 苏州瑞玛精密工业股份有限公司 | Deep drawing mechanism |
CN109365637A (en) * | 2018-12-31 | 2019-02-22 | 许昌市儒燕科技信息咨询有限公司 | A kind of multi-station Die Used in Pressworking of automobile panel |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 244000 Tongling economic and Technological Development Zone, Anhui Patentee after: Anhui Polytron Technologies Inc Address before: 244000 Tongling economic and Technological Development Zone, Anhui Patentee before: Tongling City Jingsai Electronic Co., Ltd. |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20161123 Effective date of abandoning: 20170825 |