CN206509401U - Multi-step tension mould - Google Patents
Multi-step tension mould Download PDFInfo
- Publication number
- CN206509401U CN206509401U CN201720119843.2U CN201720119843U CN206509401U CN 206509401 U CN206509401 U CN 206509401U CN 201720119843 U CN201720119843 U CN 201720119843U CN 206509401 U CN206509401 U CN 206509401U
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- CN
- China
- Prior art keywords
- arc
- pin
- step tension
- liftout plate
- convex portion
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of multi-step tension mould, including being provided with the upper bolster of punch-pin, being provided with the die shoe of cavity plate, the liftout plate linked with described upper bolster by trace, knock-pin being fixedly connected with described liftout plate and corresponding with described cavity plate, the trace described in during punch forming, which presses described liftout plate, makes knock-pin upper end keep spacing with material to be tensioned.Multi-step tension mould of the present utility model, by trace by upper bolster and liftout plate be thimble rod link, when carrying out punching stretch, knock-pin synchronously move down and not with material to be tensioned, stretching also so occurs with punch-pin lower surface contact portion, the situation of only side wall stretching is avoided, has accomplished the whole uniform sequential stretching of section, has improved product quality.
Description
Technical field
The utility model is related to drawing die technical field, more particularly to a kind of multi-step tension mould.
Background technology
In the prior art, during being processed to metalwork, it is necessary to by constantly switching mould, to realize pair
The progressively punching press of product, stretching operation, it is disadvantageous in that, the processing efficiency of product is relatively low, and waste material can not obtain and
Shi Qingli, influences following process precision.
Chinese patent 204108129U discloses a kind of continuous stamping die with multi-step tension function, and it is by upper mould,
Two templates and the lower part of mould three composition, the upper mould be connected with turn from top to bottom upper bolster, cope plate, upper mounted plate, on unload
Backing strap plate and loading and unloading material plate, are provided with drift and punch-pin on the surface of the loading and unloading material plate, guide pillar are connected with the upper bolster；
The lower mould includes die shoe, and lower bolster and concave template on the die shoe also are provided with leading on the die shoe
Post, it is corresponding with the guide pillar on the upper bolster, stripper plate, mold insert and drift are provided with the concave template；In the lower mould
Bottom is connected with the second template, and provided with plate is hit inside second template, the plate that hits is connected with spring, described to hit
The position of plate is corresponding with the position of the stripper plate, by setting corresponding structure on the stamping die, realizing pair plus
The continuous punching of workpiece, while being cleared up in time the waste material after punching press.
Although above-mentioned continuous stamping die realizes multi-step tension, tablet needs to be oriented to constrain it in step-by-step movement
Direction of advance, but the situation of side wall excessive tensile occurs in stretching, causes product quality not good, at the same be all now
Material strip both sides set deflector roll to carry out clipping guiding, but because stretching can cause web width during multi-step tension
Deformation, is that follow-up deflector roll guidance tape carrys out difficulty.
Utility model content
The purpose of this utility model is to be directed to technological deficiency present in prior art, and provides a kind of multi-step tension mould
Tool.
To realize that the technical scheme that the purpose of this utility model is used is：
A kind of multi-step tension mould, including be provided with the upper bolster of punch-pin, be provided with the die shoe of cavity plate, it is and described upper
The liftout plate that die holder is linked by trace, ejection being fixedly connected with described liftout plate and corresponding with described cavity plate
Bar, the trace described in during punch forming, which presses described liftout plate, makes knock-pin upper end keep spacing with material to be tensioned.
Lead is provided between described liftout plate and described die shoe or bottom plate, described lead bottom is provided with
The spring that liftout plate is held upwards.
Also include tablet even material punching mechanism, even material punching mechanism includes setting successively along tablet direct of travel described tablet
The hole punched device and ring cutting device put, using tablet direct of travel before, web width direction is left and right, described hole punched device bag
Pierce punch is included, the lower end left and right sides of described pierce punch is formed with two circular hole stamping knife portions to go out circular hole, in circular hole
Stamping knife portion both sides respectively symmetrically are provided with two arc groove hole stamping knife portions to go out arc groove hole；Described ring cutting device includes
Ring cutting drift, the end face of described ring cutting drift includes circular base, sets and circular arc corresponding with arc-shaped slot in ring week
Side convex portion, the external diameter of described side convex portion is more than the external diameter of described arc-shaped slot, and described arc-shaped slot one end is stretched out
Punching area one end of side convex portion is located in the punching area of described side convex portion, and described side convex portion and arc-shaped slot are in punching
Tangent plane accumulates when the corresponding one end in outer side is provided with concave station so as to ring cutting and leaves connecting portion.
The radius of described circular base is identical with the internal diameter of described arc-shaped slot.
The concave station of described front and rear two groups of circular arc sides convex portion respectively correspondingly forms outside.
The radian of described circular arc is at 20 ° -35 °.
The depth of described concave station is in 0.8-1mm.
Compared with prior art, the beneficial effects of the utility model are：
Multi-step tension mould of the present utility model, by upper bolster and liftout plate is that thimble rod links by trace, when entering
During row punching stretch, knock-pin synchronously move down and not with material to be tensioned, so with punch-pin lower surface contact portion
Also stretching occurs, it is to avoid the only situation of side wall stretching, has accomplished the whole uniform sequential stretching of section, raising product quality.
Brief description of the drawings
Fig. 1 show die sinking state structural representation in multi-step tension die drawn portion of the present utility model；
Fig. 2 show matched moulds state structural representation in multi-step tension die drawn portion of the present utility model；
Fig. 3 show multi-step tension mould of the present utility model even material ring cutting portion matched moulds state structural representation；
Fig. 4 show multi-step tension mould of the present utility model even material ring cutting portion matched moulds state structural representation；
Fig. 5 show tablet of the present utility model and is punched out and the structural representation after ring cutting；
Fig. 6 show the structural representation of ring cutting drift；
Fig. 7 show the end face structure schematic diagram shown in Fig. 6；
Fig. 8 show the side structure schematic view described in Fig. 6.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description only to explain the utility model, is not used to limit the utility model.
As shown in figures 1-8, multi-step tension mould of the present utility model include be provided with punch-pin upper bolster 61, be provided with it is recessed
The die shoe 62 of mould, the liftout plate 63 linked with described upper bolster by trace 65, is fixedly connected with described liftout plate
And corresponding with described cavity plate knock-pin 64, the trace described in during punch forming, which presses described liftout plate, makes knock-pin
Upper end keeps spacing with material to be tensioned.
Wherein, lead, described lead bottom are provided between described liftout plate and described lower template or bottom plate
The spring for holding liftout plate upwards is provided with, described knock-pin upper end is fixedly connected with described upper bolster.
Multi-step tension mould of the present utility model, by upper bolster and liftout plate is that thimble rod links by trace, when entering
During row punching stretch, knock-pin synchronously move down and not with material to be tensioned, so with punch-pin lower surface contact portion
Also stretching occurs, it is to avoid the only situation of side wall stretching, has accomplished the whole uniform sequential stretching of section, raising product quality.
Meanwhile, to ensure the steady progress of above-mentioned multi-step tension, ring cutting step is also carried out before stretching, as illustrated,
Even material punching mechanism includes the hole punched device and ring cutting device set gradually along tablet direct of travel to tablet of the present utility model, with
Before tablet direct of travel is, otherwise after being, web width direction is left and right, and described hole punched device includes fixing with upper bolster and connected
The pierce punch connect, the lower end left and right sides of described pierce punch is formed with two circular hole stamping knife portions to go out circular hole 4, in circle
Hole stamping knife portion both sides respectively symmetrically are provided with two arc groove hole stamping knife portions to go out arc groove hole 2；
Described ring cutting device includes the ring cutting drift 1 that is fixedly connected with upper bolster, the end face bag of described ring cutting drift
Circular base 11 is included, ring week is set and circular arc corresponding with described arc-shaped slot or annular side convex portion 12, described
Side convex portion opposing circular matrix is outwardly to connect side to be cut out again outside circular base in ring cutting；Specifically, it is described
The external diameter of side convex portion 12 be more than the external diameter of described arc-shaped slot 2, the described one end protruding side convex portion of arc-shaped slot 2
It is punched area one end to be located in the punching area of described side convex portion, described side convex portion and arc-shaped slot are in outside punching area
The corresponding one end in side leaves connecting portion 3 when being provided with concave station so as to ring cutting.
Punching mechanism of the present utility model, then carry out tablet even material processing when, designed using two steps, the punching of the advanced first step
Hole, circular hole effectively changes stress distribution, it is to avoid influence conveying tablet is deformed upon when being stretched at tie point, while arc-shaped slot
Hole enhances the design on outer connecting arc side, improves the length after its expansion, it is ensured that while exchange orientation, reduction is broken
Probability.
Further, the radius of described circular base is identical with the internal diameter of described arc-shaped slot, using identical
Internal diameter, it is ensured that the symmetry of follow-up multi-drawing shape after ring cutting, it is preferable that described front and rear two groups of circular arc sides convex portion it is recessed
Platform respectively correspondingly forms outside, and the radian of described circular arc is at 20 ° -35 °.Such as 30 °, concave station is arranged on outside, prevents from changing
Section rotates, and it is vertically acted.
In general, the depth of described concave station is in 0.8-1mm, and the depth should be equal to or more than the thickness of tablet, when
So, for the larger tablet of thickness, cut-out or punching press are also laid out to tablet using concave station, i.e., as outer connecting arc side
With the tie point of tablet, there is otch or the lower certain distance that is stamped in it, can so regard the point as follow-up tear point.
As illustrated, the invention also discloses a kind of by the described tablet tablet that even material punching mechanism is processed
10, the section 5 gone out by described ring cutting drift includes circular body, and one end is connected with described circular body, one end connection
To the outer connecting arc side 8 of material strip, described circular groove is located between outer connecting arc side and circular cylinder, wherein, described is outer
Connect arc side and partial cut or punching press sinking are carried out by described concave station with the connection end of described material strip, while connecting outside
Middle side part is provided with circular hole to change stress distribution outside arc side.
Tablet of the present utility model, the company's of improving material mode, effectively prevent the change of tablet when being used as multi-step tension
Shape, can accomplish that pull and support lower steady decline at 4 points, improve crudy, and the shape of tablet keeps ensureing that normal tablet is defeated
Send, improve machining accuracy.
Described above is only preferred embodiment of the present utility model, it is noted that for the general of the art
For logical technical staff, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as protection domain of the present utility model.
Claims (7)
1. a kind of multi-step tension mould, it is characterised in that including being provided with the upper bolster of punch-pin, being provided with the die shoe of cavity plate,
The liftout plate linked with described upper bolster by trace, it is being fixedly connected with described liftout plate and with described cavity plate pair
The knock-pin answered, the trace described in during punch forming, which presses described liftout plate, makes knock-pin upper end be kept with material to be tensioned
Spacing.
2. multi-step tension mould as claimed in claim 1, it is characterised in that described liftout plate and described die shoe or bottom
Lead is provided between plate, described lead bottom is provided with the spring for holding liftout plate upwards.
3. multi-step tension mould as claimed in claim 1, it is characterised in that described also including tablet even material punching mechanism
Even material punching mechanism includes the hole punched device and ring cutting device set gradually along tablet direct of travel to tablet, with tablet direct of travel
To be preceding, web width direction is left and right, and described hole punched device includes pierce punch, described lower end of pierce punch or so two
Side is formed with two circular hole stamping knife portions to go out circular hole, and two arc groove holes respectively symmetrically are provided with circular hole stamping knife portion both sides
Stamping knife portion is to go out arc groove hole；Described ring cutting device includes ring cutting drift, and the end face of described ring cutting drift includes circle
Matrix, ring week is set and circular arc side convex portion corresponding with arc-shaped slot, and the external diameter of described side convex portion is more than described circle
The external diameter of arc-shaped slot, punching area one end of described arc-shaped slot one end protruding side convex portion is located at described side convex portion
It is punched in area, described side convex portion and arc-shaped slot are provided with concave station so as to ring in being punched the corresponding one end in side outside area
Connecting portion is left when cutting.
4. multi-step tension mould as claimed in claim 3, it is characterised in that the radius of described circular base and described circle
The internal diameter of arc-shaped slot is identical.
5. multi-step tension mould as claimed in claim 3, it is characterised in that described front and rear two groups of circular arc sides convex portion it is recessed
Platform respectively correspondingly forms outside.
6. multi-step tension mould as claimed in claim 3, it is characterised in that the radian of described circular arc is at 20 ° -35 °.
7. multi-step tension mould as claimed in claim 3, it is characterised in that the depth of described concave station is in 0.8-1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720119843.2U CN206509401U (en) | 2017-02-09 | 2017-02-09 | Multi-step tension mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720119843.2U CN206509401U (en) | 2017-02-09 | 2017-02-09 | Multi-step tension mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206509401U true CN206509401U (en) | 2017-09-22 |
Family
ID=59867584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720119843.2U Expired - Fee Related CN206509401U (en) | 2017-02-09 | 2017-02-09 | Multi-step tension mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206509401U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108273908A (en) * | 2018-02-07 | 2018-07-13 | 苏州铭钛五金有限公司 | The continuous stamping die and process for stamping of fingerprint recognition module hardware |
| CN109013903A (en) * | 2018-08-24 | 2018-12-18 | 重庆知遨科技有限公司 | A kind of single-point directly drives multi-point interlinked type chamber punch forming device |
| CN110523911A (en) * | 2019-08-19 | 2019-12-03 | 奥展实业有限公司 | Flange bolt special processing equipment |
| CN116713383A (en) * | 2023-08-10 | 2023-09-08 | 苏州铭峰精密机械有限公司 | Continuous stamping forming process for spoke cover with shaft sleeve |
-
2017
- 2017-02-09 CN CN201720119843.2U patent/CN206509401U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108273908A (en) * | 2018-02-07 | 2018-07-13 | 苏州铭钛五金有限公司 | The continuous stamping die and process for stamping of fingerprint recognition module hardware |
| CN108273908B (en) * | 2018-02-07 | 2024-04-26 | 苏州铭钛五金有限公司 | Continuous stamping die and stamping method for fingerprint identification module metal structural part |
| CN109013903A (en) * | 2018-08-24 | 2018-12-18 | 重庆知遨科技有限公司 | A kind of single-point directly drives multi-point interlinked type chamber punch forming device |
| CN109013903B (en) * | 2018-08-24 | 2019-11-08 | 浙江喜加吉科技股份有限公司 | A kind of single-point directly drives multi-point interlinked type chamber punch forming device |
| CN110523911A (en) * | 2019-08-19 | 2019-12-03 | 奥展实业有限公司 | Flange bolt special processing equipment |
| CN116713383A (en) * | 2023-08-10 | 2023-09-08 | 苏州铭峰精密机械有限公司 | Continuous stamping forming process for spoke cover with shaft sleeve |
| CN116713383B (en) * | 2023-08-10 | 2023-11-28 | 苏州铭峰精密机械有限公司 | Continuous stamping forming process for spoke cover with shaft sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20190209 |