CN101549376A - Punch for poking material applying fluid pressure and punching device thereof - Google Patents
Punch for poking material applying fluid pressure and punching device thereof Download PDFInfo
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- CN101549376A CN101549376A CNA2008100891513A CN200810089151A CN101549376A CN 101549376 A CN101549376 A CN 101549376A CN A2008100891513 A CNA2008100891513 A CN A2008100891513A CN 200810089151 A CN200810089151 A CN 200810089151A CN 101549376 A CN101549376 A CN 101549376A
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Abstract
The invention relates to a punch for poking materials applying fluid pressure and a punching device thereof, being suitable for die punching and forming on a material part. The device comprises a punch, a fluid supply unit, a lower die and a punching dynamic unit. The punch moves between a punching position and a non-punching position relative to the lower die. When being arranged at the punching position, the punch presses the material part arranged on the lower die. When the punch is ready to move to the non-punching position, a fluid is led into the punch by pressure through the fluid supply unit. When being arranged at the non-punching position, the punch is far away from the lower die. Therefore, the invention pushes out the material part which is locked and extruded in the punch utilizing the pressure of the fluid, thereby abrasion caused by contact transition between every two objects is avoided without trouble of scrap sticking. In addition, the invention also has the advantages of simple structure and easy assembly.
Description
Technical field
The present invention relates to a kind of drift and decompressor thereof, particularly relate to a kind of structure and simplify and but do not lose it and imitate, and the drift and the decompressor thereof of the utilization fluid pressure material toggling of punching press materials and parts not easy to wear.
Background technology
In industry was made now, the utilization punching press came the metal that is ductile or has plastic plastics, carries out a large amount of cover half and is shaped, and must become indispensable and had the production technology of efficient again, as manufacturings such as metal casing, machine components.Existing employed stamping technology generally is: at first, the materials and parts of a shaping to be punched are placed on the counterdie of a decompressor; Then, utilize a drift of this decompressor that these materials and parts are carried out drawing again.
Consult Fig. 1, existing decompressor 1 comprises a counterdie 11, a drift 12 and a punching press power unit 13.This counterdie 11 can carry above-mentioned materials and parts 10.This drift 12 is between 13 of this counterdie 11 and punching press power units, and be arranged on this punching press power unit 13, and this drift 12 has the terminal part 121 of contiguous this counterdie 11, and comprises a plurality of hole slots 122 and to a plurality of knock pins 123, a plurality of spring 124 and a plurality of plug screws 125 that should hole slot 122 quantity.
Each hole slot 122 has large aperture portion 129, one contiguous this first end 126 of the second opposite end 127 of first end 126, of contiguous this counterdie 11, contiguous this second end 127 and diameter less than the small-bore portion 120 of this large aperture portion 129 and a shoulder 130 between 120 in this large aperture portion 129 and small-bore portion.And large aperture portion 129 contiguous these second end, 127 places lockings of each hole slot 122 have a plug screw 125.Each knock pin 123 has rod bodies 132 that place heads 131 and in this large aperture portion 129 to place in this small-bore portion 120 and extended by this head 131 downwards.Each spring 124 is arranged in the large aperture portion 129 of this hole slot 122, and between 131 on the head of its plug screw 125 and knock pin 123.
Cooperate and consult Fig. 2, when 12 pairs of these materials and parts 10 of drift of this decompressor 1 press down when carrying out pressing mold, the some of these materials and parts 10 is because of being subjected to this counterdie 11 contacts, and be squeezed in the small-bore portion 120 of described hole slot 122, and the knock pin 123 in being arranged at pushed, make that the springs 124 in each hole slot 122 are compressive state.
And when the drift 12 of this decompressor 1 was finished pressing mold and upwards risen, former card squeezed the part materials and parts 10 in each hole slot 122, was subjected to the pushing of elastic-restoring force of its inner spring 124 and broke away from its hole slot 122, as shown in Figure 1.
Yet, if desire is with above-mentioned existing decompressor 1, apply to little accurate materials and parts 10, during as the punching press of chip, the spring 124 set in each hole slot 122 and the manufactured size of knock pin 123 must be carried out micro, and because dwindling of described hole slot 122 causes this decompressor 1 to be difficult for realizing in assembling, and easily because of the trickle damage rate of assembly height; In addition, spring 124 selects for use meeting limited because of hole slot 122 accommodation spaces diminish, and easily causes the ejecting force quantity not sufficient, and these materials and parts 10 can't break away from hole slot 122 smoothly; Moreover because this decompressor 1 is to utilize described knock pin 123 that these materials and parts 10 ejections are gone out this hole slot 122, so easily cause this decompressor 1 when ejecting these materials and parts 10, this knock pin 123 can stay the very unrefined vestige that ejects on these materials and parts 10; In addition, because described hole slot 122 is built-in with described knock pin 123 and spring 124, so must add lubricant often in order to its material toggling operation smoothness, yet 10 of this knock pin 123 and materials and parts can produce scrap because of wearing and tearing, be stained with and stick on these materials and parts 10 owing to the use of lubricant, cause the inconvenience in the cleaning.
Therefore, the above-mentioned mentioned miniature assembling that how to solve existing decompressor is difficult for, materials and parts are difficult for breaking away from slotted eye, materials and parts are easy to wear and scrap is stained with the glutinous not defective of easy cleaning, just becomes the direction that person skilled institute desire is made great efforts research.
Summary of the invention
The object of the present invention is to provide a kind of structure to simplify and but do not lose its effect, and the drift of the utilization fluid pressure material toggling of punching press materials and parts not easy to wear.
The present invention uses the drift of fluid pressure material toggling, be applicable to materials and parts are carried out drawing, this drift comprises a first end, and is revealed in the forming section that room, that outer perforation is connected is located at this second end with the reverse the second end, one and of this first end, and at least one fluid issuing that is revealed in this forming section.And this fluid issuing is connected with a passage with this room.
In addition, another object of the present invention is to provide a kind of decompressor with drift of utilization fluid pressure material toggling.
The present invention uses the decompressor of fluid pressure material toggling, is applicable to materials and parts are carried out drawing, and this device comprises above-mentioned drift, a fluid feeding unit, a counterdie and a punching press power unit.
This fluid feeding unit is equipped with a fluid, and the perforation of this fluid via this drift can be imported in the room of this drift, and controls the pressure of this fluid.
The second end compartment of terrain of this counterdie and this drift is provided with, and can carry these materials and parts.
This punching press power unit has a pedestal and a drive division, this this counterdie of pedestal bearing; This drive division is connected with on the first end of this drift, and this drift is moved between a stamping position and a non-stamping position with respect to this counterdie, when stamping position, the forming section of this drift is by the materials and parts that are pressed on this counterdie, make partly these materials and parts this forming section generation distortion relatively, when this drift is prepared when stamping position moves to non-stamping position, this fluid feeding unit imports this pressurized with fluid the room of this drift, in the passage, and flow towards this second end direction, and contact with these materials and parts via this fluid issuing, thereby these materials and parts are pushed and broke away from this forming section, and this fluid flowed out from this fluid issuing this moment.
Beneficial effect of the present invention is: by the design of room, passage and the fluid issuing of this drift, and utilize this fluid feeding unit with this pressurized with fluid, import in this drift, then use this fluid to block to squeeze in the materials and parts of the forming section of this drift and pass out, break away from forming section smoothly to reach materials and parts, reduce between materials and parts and forming section, and do not have scrap and be stained with glutinous effect because of wearing and tearing, the simple structure of passing is suitable for miniature manufacturing.
Description of drawings
Fig. 1 is a kind of perspective view that existing decompressor sample attitude is described;
Fig. 2 is a kind of partial sectional view, is used for illustrating carrying out the punch process state to materials and parts by existing drift;
Fig. 3 is the perspective view that the present invention uses a preferred embodiment of the drift of fluid pressure material toggling and decompressor thereof;
Fig. 4 is a kind of perspective view, and the drift among the figure is to be positioned at a stamping position;
Fig. 5 is the perspective view of a similar Fig. 4, and the drift among the figure is positioned at a non-stamping position.
The specific embodiment
The present invention is described in detail below in conjunction with drawings and Examples:
Consult Fig. 3, the present invention uses the preferred embodiment of the drift and the decompressor thereof of fluid pressure material toggling, is applicable to materials and parts 6 are carried out drawing, and this device comprises a drift 2, a fluid feeding unit 3, a counterdie 4 and a punching press power unit 5.
This drift 2 has a reverse first end 21 and a second end 22, a room 23, is connected with this room 23 and be revealed in forming section 26 and at least one fluid issuing 261 that is revealed in forming section 26 and is connected with this room 23 by a passage 25 that this second end 22 is located in outer perforation 24.
In this preferred embodiment, this room 23 is the first ends 21 that are positioned at contiguous this drift 2, and described passage 25 extends towards these the second end 22 directions from this room 23, and be connected with the fluid issuing 261 of the forming section 26 that is positioned at this second end 22, but aforementioned room 23 and passage 25 the position is set, be for those skilled in the art be should be readily appreciated that, it can change utilization, for example this room 23 be between this first, two ends 21,22, or be positioned at contiguous this second end 22, so not exceeded by the particular example of this preferred embodiment, and can be according to the actual demand adjustment.
This fluid feeding unit 3 is equipped with a fluid 31, and the perforation 24 of this fluid 31 via this drift 2 can be imported in the room 23 of this drift 2, and controls the pressure of this fluid 31.In this preferred embodiment, this fluid 31 is the mixing material of water and antirust agent, but in practical application, aforesaid liquid also can be selected oil, water-oil mixture or volatilization wet goods for use, even can adopt gas, so the specific sample attitude restriction described in this preferred embodiment of limit of should not only limiting.
This counterdie 4 is provided with forming section 26 compartment of terrains of this drift 2, and can carry this materials and parts 6.
This punching press power unit 5 has a pedestal 51 and a drive division 52, this this counterdie 4 of pedestal 51 bearings; This drive division 52 is connected with on the first end 21 of this drift 2, and this drift 2 is moved between a stamping position and a non-stamping position with respect to this counterdie 4.
Cooperate and consult Fig. 4, when stamping position, the forming section 26 of this drift 2 is downwards by the materials and parts 6 that are pressed on this counterdie 4, and is moulding so that these materials and parts 6 are carried out punching press; At this moment, these materials and parts 6 are because of being subjected to the extruding of this counterdie 4 and this drift 2, and clamp-on in this forming section 26.
Cooperate and consult Fig. 5, when the punch process of this decompressor is finished, and this drift 2 is prepared when stamping position moves to non-stamping position, this fluid feeding unit 3 is with these fluid 31 pressurizations, import in the room 23 of this drift 2, and this fluid 31 is along described passage 25, flow towards these the second end 22 directions, and contact with these materials and parts 6 via this fluid issuing 261, card squeezes in the materials and parts 6 of the forming section 26 of this drift 2, cause is subjected to this fluid 31 pressurizations, and this forming section 26 breaks away from certainly, and finishes the punching press material toggling, and this fluid 31 flows out from the fluid issuing 261 of this forming section 26, and this moment, this drift 2 left stamping position.
What deserves to be mentioned is, when the above-mentioned fluid feeding unit of carrying 3 is when adopting liquid, the decompressor of this utilization fluid pressure material toggling, also can comprise one on this pedestal 51 designed liquids recovery runner (scheming not shown), and above-mentioned liquids recovery is utilized again.
By above explanation as can be known, the present invention uses the drift and the decompressor thereof of fluid pressure material toggling, by the room 23, passage 25 and the fluid issuing 261 that design in this drift 2, and above-mentioned the mentioning in the space of utilizing this fluid feeding unit 3 that this fluid 31 is imported in this drift 2, then this fluid 31 is pressurizeed, and then will block the materials and parts of finishing punch process 6 that squeeze in the forming section 26 of this drift 2 and pass out; Whereby, exempt between object because of passing the wearing and tearing that friction is produced, and promote the quality of product and reduce the cost of technology; Because of this drift 2 there is no knock pin, therefore the problem that rubs between no parts does not have the generation of scrap and scrap and is stained with and sticks on these materials and parts 6 and the not puzzlement of easy cleaning yet, and can not produce and eject vestige; And because this device construction is simple, assembling easily, thereby reduce the complexity of miniature this device of manufacturing, and then reduce needed cost when precise and tiny materials and parts 6 are carried out punching press, so can reach purpose of the present invention really.
Claims (11)
1. a decompressor that uses the fluid pressure material toggling is applicable to materials and parts is carried out drawing, and described device comprises: a drift, a fluid feeding unit, a counterdie and a punching press power unit; It is characterized in that described drift has a reverse first end and is connected with described room with a second end, a room, one and is revealed in forming section and at least one fluid issuing that is revealed in described forming section and is connected with described room by a passage that described the second end is located in outer perforation; Described fluid feeding unit is equipped with a fluid, and the perforation of described fluid via described drift can be imported in the room of described drift, and controls the pressure of described fluid; The second end compartment of terrain of described counterdie and described drift is provided with, and can carry described materials and parts; Described punching press power unit has a drive division, described drive division is connected with on the first end of described drift, and described drift is moved between a stamping position and a non-stamping position with respect to described counterdie, when stamping position, the forming section of described drift is by the materials and parts that are pressed on the described counterdie, making partly, the described relatively forming section of described materials and parts produces distortion, when described drift is prepared when stamping position moves to non-stamping position, described fluid feeding unit imports described pressurized with fluid the room of described drift, in the passage, and flow towards described the second end direction, and contact with described materials and parts via described fluid issuing, and described materials and parts are pushed and break away from described forming section, and this moment, described fluid flowed out from described fluid issuing.
2. the decompressor of utilization fluid pressure material toggling according to claim 1 is characterized in that, described fluid is to be selected from a group that is made up of liquid, gas.
3. the decompressor of utilization fluid pressure material toggling according to claim 2 is characterized in that, the room of described drift is positioned at contiguous described first end.
4. the decompressor of utilization fluid pressure material toggling according to claim 2 is characterized in that, the room of described drift is between between described first and second end.
5. the decompressor of utilization fluid pressure material toggling according to claim 2 is characterized in that, the room of described drift is to be positioned at contiguous described the second end.
6. a drift that uses the fluid pressure material toggling is applicable to materials and parts is carried out drawing, and described drift comprises: a first end, a second end, a room, a forming section and at least one fluid issuing; It is characterized in that described first end and described the second end are respectively to be positioned at reverse position; Described room and one is revealed in outer perforation and is connected; Described forming section is to be located on the described the second end; Described fluid issuing is to be revealed in outside the described forming section, and described fluid issuing is connected with described room by a passage.
7. the drift of utilization fluid pressure material toggling according to claim 6 is characterized in that, the perforation outside described being revealed in can import a fluid.
8. the drift of utilization fluid pressure material toggling according to claim 7 is characterized in that, flow through described room, passage of described fluid contacts to slotted eye and with materials and parts.
9. the drift of utilization fluid pressure material toggling according to claim 6 is characterized in that, described room is to be positioned at contiguous described first end.
10. the drift of utilization fluid pressure material toggling according to claim 6 is characterized in that, described room is between between described first and second end.
11. the drift of utilization fluid pressure material toggling according to claim 6 is characterized in that, described room is to be positioned at contiguous described the second end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100891513A CN101549376A (en) | 2008-04-01 | 2008-04-01 | Punch for poking material applying fluid pressure and punching device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100891513A CN101549376A (en) | 2008-04-01 | 2008-04-01 | Punch for poking material applying fluid pressure and punching device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101549376A true CN101549376A (en) | 2009-10-07 |
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ID=41153997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100891513A Pending CN101549376A (en) | 2008-04-01 | 2008-04-01 | Punch for poking material applying fluid pressure and punching device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101549376A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218465A (en) * | 2010-03-02 | 2011-10-19 | 通用汽车环球科技运作有限责任公司 | Fluid-assisted non-isothermal stamping of a sheet blank |
| CN110899516A (en) * | 2019-12-10 | 2020-03-24 | 吕国良 | Ejection and demolding mechanism applied to stamping die |
-
2008
- 2008-04-01 CN CNA2008100891513A patent/CN101549376A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218465A (en) * | 2010-03-02 | 2011-10-19 | 通用汽车环球科技运作有限责任公司 | Fluid-assisted non-isothermal stamping of a sheet blank |
| CN110899516A (en) * | 2019-12-10 | 2020-03-24 | 吕国良 | Ejection and demolding mechanism applied to stamping die |
| CN110899516B (en) * | 2019-12-10 | 2020-09-11 | 温州泰元模具有限公司 | Ejection and demolding mechanism applied to stamping die |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Open date: 20091007 |