CN205816566U - Diel - Google Patents
Diel Download PDFInfo
- Publication number
- CN205816566U CN205816566U CN201620791712.4U CN201620791712U CN205816566U CN 205816566 U CN205816566 U CN 205816566U CN 201620791712 U CN201620791712 U CN 201620791712U CN 205816566 U CN205816566 U CN 205816566U
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- Prior art keywords
- gas circuit
- die
- diel
- punch
- product
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- 230000003044 adaptive effect Effects 0.000 claims abstract description 4
- 239000011148 porous material Substances 0.000 claims description 33
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000000465 moulding Methods 0.000 description 5
- 239000011324 bead Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
This utility model provides a kind of diel, it has die, and the punch adaptive with die, it is formed with die cavity between the punch surface and the die profile of described die of described punch, on described punch and described die, be respectively equipped with the connection of described die cavity, to keep the gas circuit assembly that the upper and lower surface pressure of product is consistent in described die cavity.Diel described in the utility model, the gas circuit assembly owing to arranging can make the pressure of the upper and lower surface of product unanimously, thus can avoid causing product to be taken up because the upper and lower surface of product has pressure reduction, can be easy to the product demoulding；Also product can be avoided to produce other face product problems such as pit under differential pressure, so that this diel has preferable using effect.
Description
Technical field
This utility model relates to technical field of mold, particularly to a kind of diel.
Background technology
Diel is typically installed on press machine, for the machine-shaping to product, when product punch forming completes
After, there is certain Sealing Phenomenon owing to fitting between product and die cavity, when slider of punch is up, air is difficult to rapidly enter mould
Chamber, causes air pressure below product more than air pressure above so that product lift up under following pressure and with slider of punch
Up, it is difficult to the demoulding；And when slider of punch is up to certain altitude and air is full of die cavity, product upper and lower surface pressure phase
Deng, product skids off in die cavity under gravity and drops to lower mold, easily product is caused damage.
At present, the following three kinds of methods of main employing solve the problems referred to above, and a kind of method is in the premise ensureing mould strength
Under, pore it is set and increases the quantity of pore and realize quick air inlet, increasing the pressure in die cavity；But the many dependences of existing pore
Air naturally circulates and carries out discharge and the entrance of air, and air is discharged and suction velocity is relatively slow, causes the mould intracavity gas can not be fast
Speed emptying, forms high pressure in causing die cavity, not only affects article surface quality and dimensional accuracy, but also need to increase press machine
Punching press tonnage high pressure just can be overcome to make stamping putting in place, increase the loss of equipment.Another kind of method is to arrange in upper mold
Play ejector pin, but bullet ejector pin is set and need to consider the impact on product molding, therefore add design difficulty.The third method is in punching
Controlling blank holder during pressure makes its time delay rise, but this kind of method can make lower mode cavity in air inlet not in time, and make product upper surface
Air pressure is excessive, thus causes product to deform.
Utility model content
In view of this, this utility model is directed to a kind of diel, with overcome die venting bad and to product
The face product problem caused, and mould air inlet can be solved the most freely cause product to be taken up by upper mold and affect the problem of production efficiency, make
It has preferable using effect.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of diel, has die, and the punch adaptive with die, in the punch surface of described punch and described
Be formed with die cavity between the die profile of die, on described punch and described die, be respectively equipped with connect with described die cavity, with
Keep the gas circuit assembly that the upper and lower surface pressure of product is consistent in described die cavity.
Further, it is controlled that what described gas circuit assembly was configured to be inflated described die cavity and bleed selects one.
Further, described gas circuit assembly includes the gas circuit being arranged in described punch and described die, is communicated in described
Pore between gas circuit and described die cavity, and the reversal valve being arranged in described gas circuit and being connected with source of the gas and air extractor.
Further, described gas circuit assembly includes air inlet gas circuit and aerofluxus gas circuit, and connect simultaneously described air inlet gas circuit,
Described aerofluxus gas circuit and the pore of described die cavity；Connect in described air inlet gas circuit and have source of the gas, connect in described aerofluxus gas circuit
It is connected to air extractor.
Further, described source of the gas is air pump.
Further, described air extractor is air pump.
Further, described pore be connect with described gas circuit arrange multiple.
Further, described pore is distributed in described punch surface and described die profile.
Relative to prior art, this utility model has the advantage that
(1) diel described in the utility model, due to arrange gas circuit assembly can make product upper surface and under
The pressure on surface is consistent, thus can avoid causing product to be taken up because the upper and lower surface of product has pressure reduction, can be just
In the product demoulding；Also product can be avoided to produce other face product problems such as pit under differential pressure, so that this diel has relatively
Good using effect.
(2) gas circuit assembly is by arranging reversal valve, can be realized respectively die cavity by reversal valve only with a supervisor
Inflation with bleed, can reduce the volume of gas circuit assembly, and reduce and take up room, it is simple to the setting on mould of the gas circuit assembly.
(3) gas circuit assembly is respectively adopted air inlet gas circuit and aerofluxus gas circuit realizes the inflation to die cavity and bleeds, and can be easy to control
System is implemented.
(4) pore arranges multiple, can improve the efficiency that die cavity is inflated and bled by gas circuit assembly.
(5) pore uniform setting on punch surface and die profile, can make gas circuit assembly to product upper surface and following table
Face produces uniform air pressure.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, and this practicality is new
The schematic description and description of type is used for explaining this utility model, is not intended that improper restriction of the present utility model.?
In accompanying drawing:
Fig. 1 is a kind of structural representation of the diel described in this utility model embodiment one；
Fig. 2 is a kind of structural representation of the diel described in this utility model embodiment two；
Fig. 3 is a kind of structural representation of the diel described in this utility model embodiment three；
Description of reference numerals:
1-press machine upper table surface, 2-die, 21-die profile, 3-pore, 4-arm, 5-trachea straight coupling, 6-gas
Pipe three way cock, 7-is responsible for, 8-reversal valve, 9-air inlet pipe, and 10-dividing plate leads directly to, 11-blank holder, 12-press machine following table,
13-punch, 131-punch surface, 14-die cavity, 15-trachea plug, 16-connecting tube, 17-air inlet gas circuit, 18-aerofluxus gas circuit.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in this utility model and the feature in embodiment can
To be mutually combined.
It addition, the die cavity being previously mentioned in embodiment of the present utility model, refer to the use being formed between die and punch
In the clearance space placing product.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Embodiment one
This utility model relates to a kind of diel, and it has die and the punch adaptive with die, in institute's punch
It is formed with die cavity between the die profile of punch surface and die.Upper and lower surface pressure for maintenance intracavity product
Unanimously, this diel, on punch and die, further respectively has the gas circuit assembly connected with die cavity.This diel is by setting
Putting gas circuit assembly can make the pressure of upper and lower surface of product consistent, can avoid because the upper and lower surface of product has
There is pressure reduction to cause product to be taken up, the product demoulding can be easy to；Simultaneously, it is possible to avoid product produce under differential pressure pit etc. other
Face product problem, so that this diel has preferable using effect.
Based on design as above thought, a kind of example arrangement of the diel described in the present embodiment as shown in fig. 1,
The present embodiment illustrates as a example by the drawing die being installed on press machine, and it includes being installed on press machine upper table surface 1
Die 2, and the punch 13 being installed on press machine following table 12 corresponding to die 2, in die profile 21 and convex model
Die cavity 14 it is formed with between face 131.In order to prevent in drawing process, the peristoma part unstability of product and wrinkling, in punch 13
Edge be provided with blank holder 11.Additionally, in order to increase product flow resistance in drawing process, die 2 is additionally provided with figure
Not shown in bead.And the blank holder 11 described in the present embodiment and bead all can refer to prior art and arrange.
In the present embodiment, aforesaid gas circuit assembly includes the gas circuit being arranged in punch 13 and die 2, and is communicated in gas
Pore 3 between road and die cavity 14, also includes the reversal valve 8 being arranged in gas circuit and being connected with source of the gas and air extractor, passes through
The use of reversal valve 8 realizes source of the gas air inlet action in gas circuit, and the exhaust event that air extractor is in gas circuit, the most originally
By employing reversal valve 8 in embodiment, may be implemented in and only connected with source of the gas and air extractor by a supervisor 7 in gas circuit simultaneously
Connect, just can realize the air inlet to die cavity 14 and aerofluxus by reversal valve 8, the volume of gas circuit assembly can be reduced, thus reduce and take
Space, it is simple to gas circuit assembly setting on mould.It addition, for the automatization's performance improving this diel, aforesaid change
Using gas circuit automatic diverter valve to valve 8, certainly, reversal valve 8 may be used without hand-operated direction valve 8, simply uses hand-operated direction valve 8 meeting
It is not easy to operate control.In the present embodiment, on the premise of ensureing die 2 and punch 13 structural strength, for the ease of installing gas
Road assembly, is formed with multiple cavity on die 2 and punch 13, is provided with the path of multiple arranged crosswise between each cavity, in
Path is provided with multiple branch being connected with pore 3；The setting of cavity simultaneously also can reduce die 2 and the weight of punch 13 and
Reduce the loss of press machine equipment.
In the present embodiment, in order to improve air-flow circulation effect in pore 3, pore 3 has and die profile 21 and convex
Vertically disposed direction, model face 131, i.e. when die profile 21 is horizontal plane, pore 3 is vertically arranged straight hole, and when recessed
When model face 21 is inclined-plane or curved surface, pore 3 is then the inclined hole arranged with inclined-plane or curved vertical；Pore 3 is in punch surface 131
On structure arrange similar with die profile 21, do not repeat them here.Additionally, in order to guarantee that air-flow is overall to product as far as possible
Producing uniform pressure, pore 3 is the most all laid on die profile 21 and punch surface 131.Further, flow through to improve
The effect that product molding is produced by the air-flow of pore 3, the pore 3 being located on die 2 is staggeredly arranged with the pore 3 on punch 13.
In the present embodiment, connecting for the ease of gas circuit, source of the gas can directly use the source of the gas of press machine, the most also can not use stamping machine
The source of the gas of bed, and be connected with external air source, the pipeline being only provided so as to cause connecting is longer, is not easy to lay, also inconvenience
In die 2 and punch 13 are controlled respectively.Air extractor in the present embodiment is then air pump not shown in figure, uses air pump
Also can quickly pump the air between product and die 2, can avoid pressure-air that surface quality and the dimensional accuracy of product are produced
Raw impact.
In the present embodiment, aforesaid gas circuit then specifically includes the supervisor 7 being connected with external air source, and connects also with supervisor 7
It is laid in multiple arms 4 that are in die 2 and punch 13 and that be plugged in pore 3；Wherein, supervisor 7 and arm 4 also use gas
Pipe three way cock 6 or trachea four-way connection etc. connect；It addition, for the ease of installing, supervisor 7 and arm 4 are flexible pipe.Aforesaid
The two ends of supervisor 7 are i.e. located at by reversal valve 8, and source of the gas and air extractor are respectively via the air inlet pipe 9 being installed on reversal valve 8 and aerofluxus
Manage and connect with supervisor 7.In order to avoid arm 4 is deviate from from pore 3, to ensure being smoothed out of air inlet and pumping action, except
Arm 4 is directly inserted in pore 3, the hard tube with antirust function also can be set in pore 3, with by hard tube via gas
Pipe straight coupling 5 connects with arm 4.Additionally, in order to avoid foreign matter enters in path, air inlet pipe 9 and exhaustor warp respectively
Led directly to 10 by dividing plate to be connected with die 2 and punch 13.
Embodiment two
The present embodiment relates to a kind of diel, and as shown in Figure 2, it has and the diel described in embodiment one
Similar structure；Difference is that the gas circuit in embodiment one is the two set gas circuits being respectively arranged on die 2 and punch 13, and
Gas circuit described in the present embodiment is then die 2 and the shared a set of gas circuit of punch 13.Specifically, shown in Fig. 2, it is located at recessed
One end of gas circuit on mould 2 is connected with source of the gas and air extractor, and leads directly to 10 by dividing plate and be fixed on die 2, gas circuit another
One end is connected with punch 13 after then being blocked by trachea plug 15.Certainly, except gas circuit is connected with source of the gas and air extractor
One end is located on die 2, it is possible to be located on punch 13, with recessed after then being blocked by trachea plug 15 by the other end of gas circuit
Mould 2 connects.Owing to die 2 is servo-actuated in slider of punch, the present embodiment, drive the up of die 2 to not affect slider of punch
Or down maneuver, the connecting tube 16 being located between die 2 and punch 13 need to have sufficiently long length, and it is not easy to the cloth of gas circuit
Put；Simultaneously as die 2 and punch 13 share a set of gas circuit, also it is not easy to respectively die 2 and punch 13 are controlled.
Embodiment three
The present embodiment relates to a kind of diel, and as shown in Figure 3, it is equally with the drawing die being installed on press machine
As a example by illustrate, this drawing die also includes the die 2 being installed on press machine upper table surface 1, and installs corresponding to die 2
Punch 13 on press machine following table 12, is formed with die cavity 14 between die profile 21 and punch surface 131, and in convex
Mould 13 is provided with blank holder 11, is then provided with the bead not shown in figure on die 2.
Gas circuit assembly in the present embodiment includes air inlet gas circuit 17 and the aerofluxus gas circuit 18 being provided separately, and connects simultaneously
Pore 3 between air inlet gas circuit 17, aerofluxus gas circuit 18 and die cavity 14, and pore 3 is for connect the multiple of setting in gas circuit,
To improve the pore 3 aerofluxus to die cavity 14 and the blowing effect to product.Connect in air inlet gas circuit 17 and have source of the gas, in aerofluxus
The air extractor having not shown in figure is connected in gas circuit 18.Source of the gas and air extractor in the present embodiment are also respectively adopted stamping machine
The source of the gas of bed and air pump, to improve work efficiency.Air inlet gas circuit 17 described in the present embodiment and aerofluxus gas circuit 18 are in Fig. 3
Two set gas circuits shown, that arrange on die 2 and punch 13, certainly, it is possible to use the set-up mode described in embodiment two,
Connecting tube 16 is used to make die 2 and punch 13 share a set of air inlet gas circuit 17 and aerofluxus gas circuit 18.
In order to improve automatization's performance of this diel, control unit can be set in this diel, with at die 2
When coming downwards to contact with product, control air pump by control unit and start, so that air pump pumps system by aerofluxus gas circuit 18
Part and die 2 enclose the air closing intracavity of structure, are thoroughly discharged by air, thus can avoid closing intracavity because aerofluxus is not smooth
Forming high pressure, surface quality and dimensional accuracy to product impact, simultaneously, it is possible to reduce the molding time of product and reduce
The loss of press machine.When product molding completes, when die 2 and punch 13 will separate, control unit is by controlling embodiment
Reversal valve 8 in one or the air inlet pipe 9 in embodiment two realize the inflation closing intracavity, so that product upper and lower surface
Pressure consistent, thus product can be avoided to be taken up, it is simple to the product demoulding, it is possible to avoid product to produce the faces such as pit under vacuo
Product problem.Thus, by arranging above-mentioned gas circuit assembly in this diel, can avoid prior art is only arranged pore 3
The size of Shi Suoxu pore 3 and quantity, improve mould strength；Also can without being provided for the bullet ejector pin of discharging on die 2,
Not only reduce design difficulty, it is possible to improve the quality of product molding.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (8)
1. a diel, has a die (2), and the punch (13) adaptive with die (2), convex in described punch (13)
It is formed with die cavity (14) between the die profile (21) of model face (131) and described die (2), it is characterised in that: in described convex
On mould (13) and described die (2), it is respectively equipped with and connects with described die cavity (14), to keep the upper of described die cavity (14) interior product
The gas circuit assembly that surface is consistent with lower surface pressure.
Diel the most according to claim 1, it is characterised in that: described gas circuit assembly is configured to described die cavity
(14) be inflated and bleed to select one controlled.
Diel the most according to claim 2, it is characterised in that: described gas circuit assembly includes being arranged at described punch
(13) gas circuit and in described die (2), the pore (3) being communicated between described gas circuit and described die cavity (14), and arrange
The reversal valve (8) being connected in described gas circuit and with source of the gas and air extractor.
Diel the most according to claim 2, it is characterised in that: described gas circuit assembly includes air inlet gas circuit (17) and row
Gas gas circuit (18), and connect described air inlet gas circuit (17), described aerofluxus gas circuit (18) and the gas of described die cavity (14) simultaneously
Hole (3)；There is source of the gas in the upper connection of described air inlet gas circuit (17), have air extractor in the upper connection of described aerofluxus gas circuit (18).
5. according to the diel described in claim 3 or 4, it is characterised in that: described source of the gas is air pump.
6. according to the diel described in claim 3 or 4, it is characterised in that: described air extractor is air pump.
7. according to diel described in claim 3 or 4, it is characterised in that: described pore (3) is to connect setting with described gas circuit
Multiple.
8. according to diel described in claim 3 or 4, it is characterised in that: described pore (3) is distributed in described punch surface
(131) and in described die profile (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620791712.4U CN205816566U (en) | 2016-07-26 | 2016-07-26 | Diel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620791712.4U CN205816566U (en) | 2016-07-26 | 2016-07-26 | Diel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205816566U true CN205816566U (en) | 2016-12-21 |
Family
ID=57561703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620791712.4U Expired - Fee Related CN205816566U (en) | 2016-07-26 | 2016-07-26 | Diel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205816566U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112893635A (en) * | 2020-12-25 | 2021-06-04 | 南京乔丰汽车工装技术开发有限公司 | Compression mold for automobile rapid forming part and using method thereof |
| CN114904979A (en) * | 2022-02-16 | 2022-08-16 | 中国第一汽车股份有限公司 | Demoulding method for high-speed production of bulging stamping part |
-
2016
- 2016-07-26 CN CN201620791712.4U patent/CN205816566U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112893635A (en) * | 2020-12-25 | 2021-06-04 | 南京乔丰汽车工装技术开发有限公司 | Compression mold for automobile rapid forming part and using method thereof |
| CN112893635B (en) * | 2020-12-25 | 2022-11-22 | 南京乔丰汽车工装技术开发有限公司 | Compression mold for automobile rapid forming part and using method thereof |
| CN114904979A (en) * | 2022-02-16 | 2022-08-16 | 中国第一汽车股份有限公司 | Demoulding method for high-speed production of bulging stamping part |
| CN114904979B (en) * | 2022-02-16 | 2024-06-04 | 中国第一汽车股份有限公司 | Demoulding method for producing bulging stamping parts at high speed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 |