CN107159785A - A kind of anti-continuous mold structure returned back to top - Google Patents
A kind of anti-continuous mold structure returned back to top Download PDFInfo
- Publication number
- CN107159785A CN107159785A CN201710374471.2A CN201710374471A CN107159785A CN 107159785 A CN107159785 A CN 107159785A CN 201710374471 A CN201710374471 A CN 201710374471A CN 107159785 A CN107159785 A CN 107159785A
- Authority
- CN
- China
- Prior art keywords
- stock guide
- jacking block
- rotary jacking
- stripper plate
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
Abstract
The present invention provides a kind of anti-continuous mold structure returned back to top, is characterized in that：Cylinder is controlled to act by travel switch, the time relay and air-operated solenoid valve, rotary jacking block is driven to push against or separate with stock guide by cylinder again, so that during die sinking, due to the delays time to control of the time relay, rotary jacking block pushes against downwards stock guide until the lower top power of stock guide lets out power completely, prevents returning back to top occurs in stock guide from causing product defects.The structure of lifting synchronous with stripper plate compared to traditional shaping upper, without setting multiple big elastic springs, die cost is reduced, and security is also improved.
Description
Technical field
The present invention relates to technology of die manufacturing field, a kind of anti-continuous mold structure returned back to top is specifically referred to.
Background technology
During handware drawing and moulding, especially when shaping has larger forming surface and needs the workpiece of larger stamping press,
Common mould structure can not control the stock guide of lower mould the defect that returns back to top occur well, easily cause workpiece deformation.Traditional
Solution is, using the mould structure shown in Fig. 1, shaping upper 1a to be directly anchored on stripper plate 1b, stripper plate 1b with
The spring mechanism 1d of multiple big elastic force is set between upper bolster 1c so that shaping upper 1a and stripper plate 1b is kept not during die sinking
It is dynamic, lifted again after the stock guide 1e of lower mould lets out power；Although this mould structure can effectively solve stock guide and return back to top problem,
But die cost will be caused higher using multiple big elastic springs, this rigidity return back to top structure security it is also poor.
The content of the invention
It is an object of the invention to provide a kind of low cost, suitable for the anti-continuous mold structure returned back to top of big stamping press.
To achieve the above object, the technical solution adopted in the present invention is：
A kind of anti-continuous mold structure returned back to top, including upper die and lower die and time delay part；
The upper mould includes upper bolster, train wheel bridge, forming convax mould and stripper plate, the upper bolster, train wheel bridge and shaping
Punch-pin is fixed downwards successively, is connected between the stripper plate and the upper bolster by elastic parts, and the stripper plate and institute
Forming convax mould is stated to be slidably matched；
The lower mould includes die shoe, lower template, molding concave die, stock guide and material lift plate, the die shoe, lower template
And molding concave die is fixed successively upwards, connected between the stock guide and the die shoe by elastic parts, and the guide
Plate is slidably matched with the molding concave die, and buoyance lift pin connection is passed through between the material lift plate and the die shoe；
The time delay part includes some groups of delay components for being uniformly arranged on the stripper plate side, and described in control
The overrun control that the component that is delayed is acted；
It is described delay component include cylinder and rotary jacking block, the rotary jacking block be articulated with the stripper plate and with it is described
The movable end of cylinder is interlocked；The rotary jacking block can be abutted downwards when being located at the first stop position with the stock guide, the rotation
Jacking block is separated when being located at the second stop position with the stock guide；
The overrun control includes travel switch component, the time relay and air-operated solenoid valve, the travel switch
Component include relatively located between the train wheel bridge and lower template travel switch and touching block, the travel switch by when
Between air-operated solenoid valve described in Control the cylinder is commutated.
Its operation principle is：During matched moulds, travel switch is contacted with touching block, switch conduction, then passage time relay
Device controls the air-operated solenoid valve of cylinder, makes cylinder drive rotary jacking block to push against stock guide downwards；And during molding, although stroke
Switch is separated with touching block, but by setting the delay time of the time relay so that cylinder will not temporarily be acted, therefore rotation
Turn jacking block and still push against stock guide downwards, make stripper plate and stock guide remains stationary, until the upper pressure of stripper plate lets out power completely,
Stripper plate is set to increase with keeping geo-stationary with stock guide again, until the lower top power of stock guide lets out power, now, time relay completely
Device delay time is arrived, and is just controlled cylinder counteragent by air-operated solenoid valve, rotary jacking block is separated with stock guide.
Its advantage is：The structure of lifting synchronous with stripper plate compared to traditional shaping upper, this programme is without setting
Multiple big elastic springs, die cost is reduced, and security is also improved.
Further, the position of the correspondence rotary jacking block is fixed with wear-resisting cushion block, the rotary jacking block on the stock guide
Abutted during positioned at the first stop position by the wear-resisting cushion block with the stock guide.
Further, the first stop position and the second stop position of the correspondence rotary jacking block are equipped with the biography for safety detection
Sensor.
Further, the elastic parts is set screw, spring and the contour sleeve being mutually socketed.
Brief description of the drawings
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings.
A kind of mould structure schematic diagram in Fig. 1 background technologies；
Fig. 2 is the matched moulds status architecture schematic diagram of an embodiment of the present invention；
Fig. 3 is the close-up schematic view in A portions in Fig. 1；
Fig. 4 is the structural representation of delay component in Fig. 1；
Fig. 5 is structural representation when Fig. 2 embodiments die sinking process stripper plate lets out power completely；
Fig. 6 is structural representation when Fig. 2 embodiments die sinking process stock guide lets out power completely；
Fig. 7 is structural representation when Fig. 2 embodiments are molded completely；
Fig. 8 is the principle schematic diagram that travel switch controls cylinder.
Embodiment
The present invention is further described below in conjunction with accompanying drawing：
Referring to figs. 2 to a kind of anti-continuous mold structure returned back to top shown in Fig. 8, including upper die and lower die and time delay part.
The upper mould include upper bolster 11, train wheel bridge 12, forming convax mould 13 and stripper plate 14, the upper bolster 11, on
Clamping plate 12 and forming convax mould 13 are fixed downwards successively, are connected between the stripper plate 14 and the upper bolster 11 by elastic parts 15
Connect, and the stripper plate 14 is slidably matched with the forming convax mould 13.The lower mould includes die shoe 21, lower template 22, shaping
Cavity plate 23, stock guide 24 and material lift plate 25, the die shoe 21, lower template 22 and molding concave die 23 are fixed successively upwards, institute
State between stock guide 24 and the die shoe 21 and to be connected by elastic 26 component, and the stock guide 24 and the molding concave die 23
It is slidably matched, is connected between the material lift plate 25 and the die shoe 21 by floating pin 27.Above-mentioned elastic parts (15,26)
Set screw, spring and the contour sleeve being preferably mutually socketed；It can certainly be realized by setting nitrogen spring same
Function, but cost is higher.
The time delay part includes some groups of delay components for being uniformly arranged on the side of stripper plate 14, and control institute
State the overrun control of delay component action；The delay component includes cylinder 31 and rotary jacking block 32, the rotary jacking block
32 are articulated with the stripper plate 14 and are interlocked with the movable end of the cylinder 31；The correspondence of stock guide 24 rotary jacking block
32 position is fixed with wear-resisting cushion block 33, when the rotary jacking block 32 is located at the first stop position by the wear-resisting cushion block 33 and
The stock guide 24 is abutted, and the rotary jacking block 32 is separated when being located at the second stop position with the stock guide 24；The correspondence rotation
The the first stop position and the second stop that turn jacking block 32 are equipped with the sensor 34 for safety detection.The overrun control
Including travel switch component 41, the time relay 42 and air-operated solenoid valve 43, the travel switch component 41 includes relatively setting
Travel switch 411 and touching block 412 between the train wheel bridge 12 and lower template 22, the passage time of travel switch 411
Relay 42 controls 43 pairs of the air-operated solenoid valve cylinder 31 to commutate.
Its operation principle is：With reference to Fig. 2, Fig. 3, Fig. 4 and Fig. 8, during matched moulds, travel switch 411 connects with touching block 412
Touch, switch conduction, then passage time relay 42 controls the air-operated solenoid valve 43 of cylinder 31, cylinder 31 is driven rotary jacking block 32
Stock guide 24 is pushed against downwards；And during molding, although travel switch 411 is separated with touching block 412, but by setting the time
The delay time of relay 42 so that cylinder 31 will not temporarily be acted, therefore rotary jacking block 32 still pushes against downwards stock guide 24,
Make stripper plate 14 and the remains stationary of stock guide 24, until the upper pressure of stripper plate 14 lets out power (referring to Fig. 5) completely, then make stripper plate
14 rise with keeping geo-stationary with stock guide 24, until the lower top power of stock guide 24 lets out power (referring to Fig. 6) completely, now, when
Between the delay time of relay 42 arrive, just by air-operated solenoid valve 43 control the counteragent of cylinder 31, make rotary jacking block 32 and guide
Plate 24 is separated.
Described above to be not intended to limit the scope of the present invention, all foundation the technology of the present invention are substantially to the above
Any modification, equivalent variations and modification that embodiment is made, in the range of still falling within technical scheme.
Claims (4)
1. a kind of anti-continuous mold structure returned back to top, it is characterised in that including upper die and lower die and time delay part；
The upper mould includes upper bolster, train wheel bridge, forming convax mould and stripper plate, the upper bolster, train wheel bridge and forming convax mould
Fix downwards, connected between the stripper plate and the upper bolster by elastic parts successively, and the stripper plate with it is described into
Type punch-pin is slidably matched；
The lower mould include die shoe, lower template, molding concave die, stock guide and material lift plate, the die shoe, lower template and into
Type cavity plate is fixed successively upwards, is connected between the stock guide and the die shoe by elastic parts, and the stock guide with
The molding concave die is slidably matched, and buoyance lift pin connection is passed through between the material lift plate and the die shoe；
The time delay part includes some groups of delay components for being uniformly arranged on the stripper plate side, and controls the delay
The overrun control of component action；
It is described delay component include cylinder and rotary jacking block, the rotary jacking block be articulated with the stripper plate and with the cylinder
Movable end interlock；The rotary jacking block can be abutted downwards when being located at the first stop position with the stock guide, the rotary jacking block
Separated during positioned at the second stop position with the stock guide；
The overrun control includes travel switch component, the time relay and air-operated solenoid valve, the travel switch component
Including relatively located between the train wheel bridge and lower template travel switch and touching block, the travel switch passage time after
Air-operated solenoid valve described in electrical equipment control commutates to the cylinder.
2. a kind of anti-continuous mold structure returned back to top according to claim 1, it is characterised in that correspondence institute on the stock guide
The position for stating rotary jacking block is fixed with wear-resisting cushion block, and the rotary jacking block passes through the wear-resisting cushion block when being located at the first stop position
Abutted with the stock guide.
3. a kind of anti-continuous mold structure returned back to top according to claim 1, it is characterised in that the correspondence rotary jacking block
First stop position and the second stop position are equipped with the sensor for safety detection.
4. a kind of anti-continuous mold structure returned back to top according to any one of claims 1 to 3, it is characterised in that：
The elastic parts is set screw, spring and the contour sleeve being mutually socketed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710374471.2A CN107159785A (en) | 2017-05-24 | 2017-05-24 | A kind of anti-continuous mold structure returned back to top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710374471.2A CN107159785A (en) | 2017-05-24 | 2017-05-24 | A kind of anti-continuous mold structure returned back to top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107159785A true CN107159785A (en) | 2017-09-15 |
Family
ID=59821605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710374471.2A Pending CN107159785A (en) | 2017-05-24 | 2017-05-24 | A kind of anti-continuous mold structure returned back to top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107159785A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238285A (en) * | 2019-07-03 | 2019-09-17 | 深圳数码模汽车技术有限公司 | A kind of molding die and forming method preventing thin material product de- material deformation |
| CN110355254A (en) * | 2019-07-18 | 2019-10-22 | 中山数码模汽车技术有限公司 | Anti- material returns back to top the stamping die and application its stamping equipment of deformation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202010738U (en) * | 2011-04-02 | 2011-10-19 | 重庆平伟精密模具股份有限公司 | Balance mechanism for upper and lower pressure plates of stamping die |
| JP2013132691A (en) * | 2011-12-22 | 2013-07-08 | Feintool Intellectual Property Ag | Method and device for producing metallic bipolar plate |
| CN103418695A (en) * | 2013-07-19 | 2013-12-04 | 亿森（上海）模具有限公司 | Pneumatic type time-delay mechanism for stamping |
| CN203992120U (en) * | 2014-07-28 | 2014-12-10 | 天津市和海科尔科技发展有限公司 | Stretching die time delay mould emptier |
| CN104368702A (en) * | 2013-12-26 | 2015-02-25 | 襄阳东昇机械有限公司 | Drawing die capable of achieving double material pressing by means of time relay and preventing disengaging and deforming |
| CN205763487U (en) * | 2016-07-05 | 2016-12-07 | 东莞虹日金属科技有限公司 | A kind of stretched film time delay mould emptier |
-
2017
- 2017-05-24 CN CN201710374471.2A patent/CN107159785A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202010738U (en) * | 2011-04-02 | 2011-10-19 | 重庆平伟精密模具股份有限公司 | Balance mechanism for upper and lower pressure plates of stamping die |
| JP2013132691A (en) * | 2011-12-22 | 2013-07-08 | Feintool Intellectual Property Ag | Method and device for producing metallic bipolar plate |
| CN103418695A (en) * | 2013-07-19 | 2013-12-04 | 亿森（上海）模具有限公司 | Pneumatic type time-delay mechanism for stamping |
| CN104368702A (en) * | 2013-12-26 | 2015-02-25 | 襄阳东昇机械有限公司 | Drawing die capable of achieving double material pressing by means of time relay and preventing disengaging and deforming |
| CN203992120U (en) * | 2014-07-28 | 2014-12-10 | 天津市和海科尔科技发展有限公司 | Stretching die time delay mould emptier |
| CN205763487U (en) * | 2016-07-05 | 2016-12-07 | 东莞虹日金属科技有限公司 | A kind of stretched film time delay mould emptier |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238285A (en) * | 2019-07-03 | 2019-09-17 | 深圳数码模汽车技术有限公司 | A kind of molding die and forming method preventing thin material product de- material deformation |
| CN110355254A (en) * | 2019-07-18 | 2019-10-22 | 中山数码模汽车技术有限公司 | Anti- material returns back to top the stamping die and application its stamping equipment of deformation |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |