CN206882581U - Drawing part necking down shapes class progressive die - Google Patents
Drawing part necking down shapes class progressive die Download PDFInfo
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- CN206882581U CN206882581U CN201720755629.6U CN201720755629U CN206882581U CN 206882581 U CN206882581 U CN 206882581U CN 201720755629 U CN201720755629 U CN 201720755629U CN 206882581 U CN206882581 U CN 206882581U
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- necking down
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Abstract
The utility model discloses drawing part necking down to shape class progressive die, including drawing station, the necking stations being arranged on after drawing station, necking down device is provided with necking stations.The necking down device includes：Upper die mechanism, lower die mechanism, Xia Mo buoyants mechanism, necking down builder and upper mould shedding mechanism.Wherein, necking down builder includes being successively set on discharging cover plate, the stripper below mould, in addition to for providing discharging cover plate the spring lever of pressure-plate-force；Stripper insert is additionally provided with stripper, the necking punch-pin being engaged can tiltedly be carved with necking down by being provided with stripper insert.The utility model passes through the miniature slide block type necking down builder of design and installation in the space of very little in progressive die, complete product necking down technique, avoid conventional shoe can not be in the smaller space of progressive die the problem of design and installation, reduce one of therefore extra increased individually necking down process, avoid workpiece blank and the trueness error brought is moved between different station, machining accuracy is improved, shortens the processing and manufacturing cycle in addition, while also save production cost.
Description
Technical field
The present invention relates to mold design technical field, mainly applies to drawing, necking down class progressive die, and particularly space is smaller
In the case of using effect clearly, more particularly to it is a kind of using miniature sliding block realize drawing part necking down shaping class it is grading
Mould.
Background technology
Progressive die is mould relatively advanced in production and processing at this stage, and it combines single die tool will how secondary set of molds
It is combined, so as to realize working procedures automated production, has crudy good, production efficiency is high, and it is excellent that operating personnel are few etc.
Point, it is a general orientation of mold design development at this stage.
For deep drawing, circumference have multiple side openings, without baseplane, lower surface it is jagged, it is middle have necking down class product, such as scheme
Shown in 1 to 2, with progressive die it is difficult to be realized in one set of die.In general, drawing part necking down technique is squeezed with 4 sliding blocks
Pressing formation, common slide block structure consider that size is all made bigger from intensity, the precision of work of part, and two before and after progressive die
The distance between individual part is smaller, also has some other detent mechanism, buoyant mechanism on mould, common slide block mechanism is on progressive die
It is difficult to design and installation, even if the problems such as sliding block insufficient strength also occurs in design and installation by force, precision is inadequate, can not realize batch
Production, is essentially all with either simplex process engineering mould so being difficult to be realized on progressive die with common slide block mechanism.
Utility model content
To overcome above mentioned problem, the utility model provides a kind of drawing part progressive die and used in the case of the very little of space
Miniature sliding block completes a kind of mould structure of necking down forming technology.Solving prior art can not set in the smaller space of progressive die
The problem of meter installation, reach and shorten the process-cycle, save the purpose of production cost.
Technical scheme is used by the utility model solves its technical problem：A kind of drawing part necking down shaping class is grading
Mould, including drawing station, and the necking stations after drawing station are arranged on, necking down device is provided with necking stations.
Wherein, necking down device includes：Upper die mechanism, lower die mechanism, Xia Mo buoyants mechanism, necking down builder and upper mould unload
Expect mechanism.
Upper die mechanism includes upper clamping plate, upper padding plate and the upper mould fixed plate set gradually from top to bottom, in addition to necking down
Tiltedly carve, locating shaft and be arranged at upper die mechanism side wall stripper hook.
Lower die mechanism includes die shoe plate, lower bolster, the concave template set gradually from the bottom up, in the top of lower bolster also
Punch-pin fixed block is provided with, the lower punch with locating shaft arranged concentric is provided with the punch-pin fixed block.
Xia Mo buoyants mechanism is used to float product and material strip from lower mould and float to specified altitude, including float block, floating
Rise pilot pin and Rectangular Spring I.The float block is arranged at the top of punch-pin fixed block, offers be available for lower punch to pass through thereon
Cavity.Rectangular Spring I is installed in lower die mechanism, and is abutted against with float block.
Upper mould shedding mechanism has Rectangular Spring II, pad, push rod and ejector.Rectangular Spring II is installed on upper die mechanism
Upper clamping plate and upper padding plate in, the lower section of Rectangular Spring II is provided with one group of push rod, and ejector is arranged at below push rod, pad
Between push rod and Rectangular Spring II.
Necking down builder includes being successively set on discharging cover plate, the stripper below upper mould fixed plate, in addition to is used for
The spring lever of pressure-plate-force is provided discharging cover plate.The chamber for installing stripper insert is provided with stripper, in discharging
4 necking punch-pin are also equipped with plate insert.The necking punch-pin can tiltedly be carved with the necking down in upper die mechanism and is engaged so that necking
Punch-pin moves to the center position of locating shaft, until mould closure completely realizes that necking down acts.
The beneficial effects of the utility model：
Class progressive die is shaped using the drawing part necking down of technical solutions of the utility model, passes through the sky of the very little in progressive die
The interior miniature slide block type necking down builder of design and installation, product necking down technique is completed, avoids conventional shoe can not be in progressive die
In smaller space the problem of design and installation, reduce together therefore extra increased individually necking down process, avoid workpiece hair
Base moves the trueness error brought between different station, improves machining accuracy, shortens the processing and manufacturing cycle in addition, simultaneously
Also production cost is saved.
Below with reference to drawings and examples, the utility model is described in detail.
Brief description of the drawings
Fig. 1 is the stereogram for the product processed in the utility model embodiment.
Fig. 2 is the sectional view for the product processed in the utility model embodiment.
Fig. 3 is the Layout that drawing part necking down shapes class progressive die in the utility model embodiment.
Fig. 4 is the section view of the necking down device that drawing part necking down shapes class progressive die in the utility model embodiment
Figure.
Embodiment
Embodiment,
As shown in figure 3, the drawing part necking down shaping class progressive die of present embodiment, shown in manuscript 1 and Fig. 2
During product 101, whole processing process g1 as shown in Figure 3 to g36 totally 36 stations have been divided into.
Wherein：G1, g2, g3 station are correcting hole and fabrication hole punching station, and correcting hole is in order to which station below can
It is accurately positioned, it is in order to which drawing station below is prepared to rush fabrication hole, that is, cuts off the excess stock in addition to trimming allowance,
Retain drawing body of material and carrier.G4 stations are idle station, and the upper mould stripper of first group of template is the reason for setting and is
Activity, and lower mould concave template is fixed, and the upper mould stripper of ensuing second group of template is inactive, and lower mould
Stripper is to float, and can so be produced in mold work and just rise and fall excessive and cause material strip to deform before and after material strip, so
Must this position set an idle station, with reduce stripper because just rise and fall it is excessive caused by material strip deform shadow
Ring.G5 stations is are pulled up station, and this station is used to material strip producing plastic deformation by drawing, and formation has circular cylindrical shell
Body.G6, g7, g8 station are idle station, because the 3rd group of plate fovea superior template is fixed, lower mould buoyant plate is to float, still
The upper plane of lower mould buoyant plate is higher by drawing punch-pin, therefore upper mould is provided with anti-pressure rod structure, it is therefore an objective to is drawn in product
In advance by the buoyant power of lower mould buoyant plate to eliminating when deep, allow drawing punch-pin top that product is pressed into drawing cavity plate to product, and
It is not that product is pressed into cavity plate by the power for leaning on buoyant plate, otherwise product can produce the deformation for being unfavorable for drawing, plus the product drawing
Height and discharging height are higher, during work between template group and group the deformation of material strip height floating it is larger thus the idle station stayed compared with
It is more.G9, g10, g11, g12, g13, g14 station are respectively drawing II, drawing III, drawing IV, drawing V, shaping, upward punching
Station, i.e., by product drawing to required size and shaping and upward punching.G15, g16 station are idle station, and g17 stations are to cut
Except part flange station, prepared for postorder side blow product large port portion breach, while be that upward punching station stays by g14 stations
Waste material is pressed into drawing cavity plate by drawing punch-pin and discharged by the mode of the waste material deep-drawing deformation on product, this drawing cavity plate
And product, in the positioning of this station, it is upper port chamfering that g18, which is used for, it is therefore an objective to removes caused sharp edge and hair after punching
Thorn, g19 are idle station, and g20 is side punching I, and g21, g22 are idle station, and g23 is that side punching II goes out product large port portion simultaneously
Breach, g24, g25 are idle station, and g26 is side punching III, and g27, g28 are idle station, and g29 is the Detection of Existence in hole, Jin Erfang
Only hole has leakage to rush or do not punch through situation, and g30, g31 are idle station, and g32 is necking stations, and g33, g34 are idle station, g35
Separated for product with material strip, g36 to be sheared to waste material, for postorder waste material recovery provide it is convenient.
Primary object of the present utility model, except it is foregoing to whole processing technology in each station arrangement in addition to, also exist
The structure design of necking down device on to g32 stations.G32 station structures and operation principle are illustrated with reference to Fig. 4.
Drawing part necking down shapes class progressive die, including drawing station, and is arranged on the necking stations after drawing station,
Necking down device is provided with necking stations.The necking down device includes：Upper die mechanism 80, lower die mechanism 81, Xia Mo buoyants mechanism 82,
Necking down builder 83 and upper mould shedding mechanism 84.
Wherein, upper clamping plate 801, upper padding plate 802 and the upper mould that upper die mechanism 80 includes setting gradually from top to bottom are fixed
Plate 804, in addition to necking down tiltedly carve 805, locating shaft 806 and are arranged at the stripper hook 803 of upper die mechanism side wall.
Lower die mechanism 81 includes：Die shoe plate 815, lower bolster 814, the concave template 812 set gradually from the bottom up, under
Punch-pin fixed block 813 is additionally provided with above backing plate, is provided with the punch-pin fixed block 813 and the arranged concentric of locating shaft 806
Lower punch 811.
Xia Mo buoyants mechanism 82 is used to float product and material strip from lower mould and float to specified altitude, including：Float block
821st, buoyance lift pilot pin 822 and Rectangular Spring I 823.The float block 821 is arranged at the top of punch-pin fixed block 813, opens thereon
Provided with the cavity for being available for lower punch 811 to pass through.Rectangular Spring I 823 is installed in lower die mechanism, and is abutted against with float block 821.
The installation site of buoyance lift pilot pin 822 is not added to repeat herein without special feature.
Upper mould shedding mechanism 84 has：Rectangular Spring II 841, pad 842, push rod 843 and ejector 844.Rectangular Spring
II 841 are installed in the upper clamping plate 801 and upper padding plate 802 of upper die mechanism, and the lower section of Rectangular Spring II is provided with one group of push rod
843, ejector 844 is arranged at the lower section of push rod 843, and pad 842 is arranged between push rod 843 and Rectangular Spring II 841.
Necking down builder 83, including it is successively set on the discharging cover plate 832 of the lower section of upper mould fixed plate 804, stripper
833, in addition to for providing discharging cover plate 832 spring lever 831 of pressure-plate-force.It is provided with stripper 833 for installing
The chamber of stripper insert 834,4 necking punch-pin 835 are also equipped with stripper insert 834.The necking punch-pin 835 can be with
Necking down in upper die mechanism is tiltedly carved 805 and is engaged so that the center position of necking punch-pin 835 to locating shaft 806 moves, until mould
Tool closure completely realizes that necking down acts, height and the locating shaft 806 that the necking down size of product can tiltedly carve 805 by adjusting necking down
Highly control.
When mould closes, upper die mechanism 80 is overall first moves downward, and product enters in stripper insert 834, because of spring
The active force of the top of bar 831 is more than the buoyant power of Rectangular Spring I 823, so stripper insert 834 can press against product and continue downwards
Motion, until Xia Mo buoyants mechanism 82 is pressed onto into position, now the Rectangular Spring II on spring lever 831 starts to compress, then necking down
Tiltedly carve 805 beginnings to contact with 4 necking punch-pin 835, upper mould continues to move downward, and necking punch-pin 835 moves to center of circle direction, directly
Necking down action is completed untill mould completes closure.
Upper die mechanism 80 starts to retract when mould opens backhaul, and necking down tiltedly carves 805, and and then above mould retracts, and it is convex to be applied to necking
Active force on mould 835 tapers into, and when stripper 833 is separated with concave template 812, float block 821 starts to float, push piece
Device 844 ejects product, and necking punch-pin 835 starts to retract while ejection, and until product is completely out, mould eventually passes back to end
Point completes a working cycles.
Described above is only the preferred embodiment to utility model, and not the scope of utility model is defined, therefore
On the premise of not departing from the utility model design spirit, those of ordinary skill in the art are to construction described in the utility model, spy
The equivalence changes or decoration that sign and principle are made, all should fall into the scope of protection of the utility model.
Claims (8)
1. drawing part necking down shapes class progressive die, including drawing station, it is characterised in that：Also include after being arranged on drawing station
Necking stations, necking down device is provided with necking stations；The necking down device includes：Upper die mechanism, lower die mechanism, lower mould float
Expect mechanism, necking down builder and upper mould shedding mechanism；
Wherein, the upper die mechanism includes upper clamping plate, upper padding plate and the upper mould fixed plate set gradually from top to bottom, in addition to
Necking down is tiltedly carved, locating shaft and be arranged at upper die mechanism side wall stripper hook；
Lower die mechanism includes die shoe plate, lower bolster, the concave template set gradually from the bottom up, is also set up above lower bolster
There is punch-pin fixed block, the lower punch with locating shaft arranged concentric is provided with the punch-pin fixed block；
Upper mould shedding mechanism has Rectangular Spring II, push rod and ejector；Rectangular Spring II is installed on the upper bolster of upper die mechanism
In plate and upper padding plate, the lower section of Rectangular Spring II is provided with one group of push rod, and ejector is arranged at below push rod；
Necking down builder includes being successively set on discharging cover plate, the stripper below mould, in addition to for discharging cover plate
The spring lever of pressure-plate-force is provided；Stripper insert is additionally provided with stripper, being provided with stripper insert can be with necking down
Tiltedly carve the necking punch-pin being engaged.
2. drawing part necking down as claimed in claim 1 shapes class progressive die, it is characterised in that：The Xia Mo buoyants mechanism includes floating
Part block, buoyance lift pilot pin and Rectangular Spring I；The float block is arranged at the top of punch-pin fixed block, offers be available for down thereon
The cavity that punch-pin passes through；Rectangular Spring I is installed in lower die mechanism, and is abutted against with float block.
3. drawing part necking down as claimed in claim 1 shapes class progressive die, it is characterised in that：The push rod and Rectangular Spring II it
Between be also equipped with pad.
4. drawing part necking down as claimed in claim 2 shapes class progressive die, it is characterised in that：The active force of the Rectangular Spring II
More than the buoyant power of Rectangular Spring I.
5. drawing part necking down as claimed in claim 1 shapes class progressive die, it is characterised in that：The necking punch-pin is provided with four
It is individual.
6. drawing part necking down as claimed in claim 1 shapes class progressive die, it is characterised in that：Include before the necking stations according to
The correcting hole of secondary setting and fabrication hole punching station, be pulled up station, drawing II, drawing III, drawing IV, drawing V, shaping,
Upward punching station, excision part flange station, upper port chamfering station, side punching station, the Detection of Existence station in hole.
7. drawing part necking down as claimed in claim 6 shapes class progressive die, it is characterised in that：The correcting hole and fabrication hole punching
Station, with being pulled up being provided with idle station between station.
8. drawing part necking down as claimed in claim 6 shapes class progressive die, it is characterised in that：Also include after the necking stations
Product separates station, waste material shearing station with material strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720755629.6U CN206882581U (en) | 2017-06-27 | 2017-06-27 | Drawing part necking down shapes class progressive die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720755629.6U CN206882581U (en) | 2017-06-27 | 2017-06-27 | Drawing part necking down shapes class progressive die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206882581U true CN206882581U (en) | 2018-01-16 |
Family
ID=61317148
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720755629.6U Active CN206882581U (en) | 2017-06-27 | 2017-06-27 | Drawing part necking down shapes class progressive die |
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| Country | Link |
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| CN (1) | CN206882581U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107138611A (en) * | 2017-06-30 | 2017-09-08 | 上海晨昌精密模具有限公司 | A kind of tubing undergauge ironing class progressive die |
| CN109500193A (en) * | 2019-01-07 | 2019-03-22 | 镇江先锋汽车零部件有限公司 | A kind of motor housing high-precision deep bearing chamber drawing mechanism |
-
2017
- 2017-06-27 CN CN201720755629.6U patent/CN206882581U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107138611A (en) * | 2017-06-30 | 2017-09-08 | 上海晨昌精密模具有限公司 | A kind of tubing undergauge ironing class progressive die |
| CN109500193A (en) * | 2019-01-07 | 2019-03-22 | 镇江先锋汽车零部件有限公司 | A kind of motor housing high-precision deep bearing chamber drawing mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Zhengcheng Inventor after: Hu Dongcheng Inventor before: Wang Zhengcheng |