CN103100594A - Press forging mould - Google Patents
Press forging mould Download PDFInfo
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- CN103100594A CN103100594A CN2011103696158A CN201110369615A CN103100594A CN 103100594 A CN103100594 A CN 103100594A CN 2011103696158 A CN2011103696158 A CN 2011103696158A CN 201110369615 A CN201110369615 A CN 201110369615A CN 103100594 A CN103100594 A CN 103100594A
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Abstract
The invention discloses a press forging mould used for material machining. The press forging mould comprises an upper mould and a lower mould. The upper mould comprises an upper body, a first pressure part and a pressure relief plate, wherein the first pressure part is used for pressing materials, and the pressure relief plate is located on one lateral side of the first pressure part and used for pressing and being separated from the materials. The lower mould corresponds to the lower mould. The lower mould comprises a lower body, a second pressure part and a supporting plate, wherein the second pressure part corresponds to the first pressure part and is used for holding the materials, the supporting plate is located on one lateral side of the second pressure part and corresponds to the pressure relief plate, and the supporting plate is used for holding the materials. When the first pressure part and the pressure relief plate of the upper mould respectively press the materials towards the second pressure part and the supporting plate of the lower mould, the materials thus form to be of shapes in different thicknesses simultaneously.
Description
Technical field
The present invention is about a kind of press forging mould, particularly a kind of one-time formed press forging mould.
Background technology
When a material is subject to External Force Acting and when changing the shape of material itself or size, the form of this variation is referred to as distortion.Distortion generally is divided into strain and plastic deformation, briefly, put on the external force of material when removal after, if can recover the state of original form and size fully, claims the strain that is deformed into of this material; If instead after external force was removed, material can't return to the plastic deformation that is deformed into that original shape claims this material again.
Because metal material is compared with other material, have the advantages such as high strength, high-durability and high-stability, again because of the high yield of metal and good processability, so metal material is fit to large-scale production.Therefore, the dealer often comes manufacturing machine and device with various metals as material, promotes by this human lives's progress.
Plastic working is to utilize instrument or mould to apply external force on material, makes the material production plastic deformation and becomes the processing mode of the goods of the desired shape of user, size, performance and crystalline structure.Adopt identical plastic working mode compared to other material, Metal Forming has that stock utilization is high, dimensional accuracy is good and the production efficiency advantages of higher.In addition, Metal Forming be except can make material deformation, applies pressure on metal material if impose a larger external force, and metal material more can make the intensity of metal material and durability significantly promote because being subjected to enormous pressure that crystalline structure is changed.
In the method for existing various Metal Forming, modal method is for forging (forging) and punching press (stamping).Forging is to utilize forging press and mould produce and transmit the pressure that impacts or push, and makes metal material produce plastic deformation to obtain the processing method of required physical dimension, shape and engineering properties goods.In addition, the plastic deformation that material produces in the forging and pressing process can improve the grain structure of metal material itself, makes fine and closely wovenization of material and homogenizes, and obtaining the engineering properties such as good fatigue resistance, toughness and resistance to impact.Briefly, metal material has the characteristic of work hardening, namely loads when making it produce plastic deformation in metal when applying, and material inside organization can change and make metal strength improve.
Punch process is the external force of utilizing pressing equipment to produce, make the stress of material production necessity and form plastic deformation via the effect of mould, thereby form die-cut, crooked and the processing procedure such as extend to make the plastic working method of various goods.
In prior art, if the method combination with these two kinds of Metal Forming, be FMT when forming the press forging processing procedure in conjunction with stamping die, so press forging mode makes material outside stamping, can by forging make material make large-scale distortion and significantly thickness change.Hence one can see that, and in the press forging processing procedure, workpiece can change at thickness, shape can be more complicated, size can be less and material that adopt can be lighter, and these advantages meet present product to the complexity of part, light weight and the requirement such as tiny.
But in the press forging processing procedure of prior art, material often needs through repeatedly punching press and the step of forging, the final products that just can complete.Existing press forging method and apparatus like this is because need several steps and a plurality of punching apparatus and mould structure.Therefore, step too much will improve the complexity of processing procedure and the problem such as the working time is long, again because need the equipment and mold structure of a plurality of punching presses and forging, also can cause part too much and improve the complexity of maintenance.Therefore will produce need that step is various, number of components too much, assembling is complicated, volume is excessive and the problem of high cost.
Summary of the invention
In view of above problem, the invention reside in provides a kind of press forging mould, use solve the existing press forging mould of prior art need repeatedly step, number of components too much, complicated, the excessive and expensive problem of volume of assembling.
The invention provides a kind of press forging mould in order to materials and parts are processed, comprise patrix and counterdie.Patrix comprises upper body, the first pressing means and takes off holding pad.The first pressing means is used for materials and parts are pressurizeed, and takes off the side that holding pad is positioned at the first pressing means, takes off holding pad in order to materials and parts are pressurizeed and break away from materials and parts.Counterdie is with respect to patrix, and counterdie comprises lower body, the second pressing means and retainer plate.The second pressing means is with respect to the first pressing means, and the second pressing means is in order to accept materials and parts and to make the materials and parts moulding, and retainer plate is positioned at the side of the second pressing means, and retainer plate is with respect to taking off holding pad simultaneously, and retainer plate is in order to accept materials and parts.When the first pressing means and take off holding pad respectively when the second pressing means and retainer plate pressurize to materials and parts, form the first gap between the first pressing means and the second pressing means, take off formation the second gap between holding pad and retainer plate, and the first gap is communicated in the second gap.
Therefore, compared to existing technologies, the press forging mould of embodiment provided by the present invention, materials and parts form the different shape of thickness by the effect of patrix and counterdie, and simultaneously, embodiment provided by the present invention only needs press forging program once namely plastic.So can solve prior art existing and the press forging mould need repeatedly step, number of components too much, complicated, the excessive and expensive problem of volume of assembling.
About detailed features of the present invention and implementation, hereby coordinate and graphicly be described in detail as follows in embodiment, its content is enough to make any correlation technique person of haveing the knack of understand technology contents of the present invention and implement according to this, and the content that provides according to this specification and graphic, any correlation technique person of haveing the knack of can understand purpose and the advantage that the present invention is correlated with easily.
Description of drawings
Fig. 1 is the schematic diagram according to the press forging mould of first embodiment of the invention;
Fig. 2 is that the patrix of key diagram 1 is to the schematic diagram of counterdie pressurization;
Fig. 3 is the schematic diagram according to the press forging mould of second embodiment of the invention.
Wherein, Reference numeral:
100 patrixes
110 upper bodies
Solid plate on 120
Backboard on 130
140 first locating parts
150 first guide members
200 counterdies
210 times bodies
220 lower fixed slabs
230 times backboards
240 second locating parts
250 second guide members
300 first pressing means
310 the 3rd pressing means
320 second pressing means
330 the 4th pressing means
400 take off holding pad
410 upper guide posts
420 first flexible members
500 retainer plates
510 times guide pillars
520 second flexible members
800 materials and parts
1000,1000 ' press forging mould
D1 the first distance
The d2 second distance
The specific embodiment
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Please refer to Fig. 1, wherein Figure 1 shows that the press forging mould according to first embodiment of the invention, press forging mould 1000 is in order to process materials and parts 800.Press forging mould 1000 comprises patrix 100 and counterdie 200.Patrix 100 comprises upper body 110, the first pressing means 300 and takes off holding pad 400.wherein upper body 110 comprises backboard 130 and upper solid plate 120, upper plate 120 admittedly is arranged at backboard 130, the first pressing means 300 is arranged at backboard 130, and upper plate 120 admittedly is in order to strengthen fixing the first pressing means 300, the first pressing means 300 is used for materials and parts 800 are pressurizeed and make materials and parts 800 carry out plastic deformation, take off holding pad 400 and be arranged at upper body 110, and take off holding pad 400 and link upper body 110 by upper guide post 410, take off the side that holding pad 400 is positioned at the first pressing means 300, take off holding pad 400 in order to fixedly materials and parts 800 and disengaging materials and parts 800 that materials and parts 800 are pressurizeed.Counterdie 200 corresponds to patrix 100, and counterdie 200 comprises lower body 210, the second pressing means 320 and retainer plate 500.Lower body 210 comprises that lower backboard 230 and lower fixed slab 220, the second pressing means 320 are arranged at lower backboard 230, and lower fixed slab 220 corresponds to the first pressing means 300 in order to strengthen fixing the second pressing means 320, the second pressing means 320.When 300 pairs of materials and parts 800 of the first pressing means pressurize, the second pressing means 320 is in order to accept materials and parts 800 and to make materials and parts 800 carry out plastic deformation according to the shape of the second pressing means 320, retainer plate 500 is arranged at lower body 210 and with respect to taking off holding pad 400, retainer plate 500 links lower body 210 by lower guide pillar 510 simultaneously, retainer plate 500 is positioned at the side of the second pressing means 320, and retainer plate 500 is in order to accept materials and parts 800.
In the present embodiment and other embodiment, patrix 100 comprises that also 4 first guide members 150 and counterdie 200 also comprise 4 second guide members 250 (only illustrating 2 first guide members 150 and 2 second guide members 250), be arranged at respectively four ends of patrix 100 and counterdie 200 and the first guide member 150 and the second guide member 250 is mutually corresponding respectively, the first guide member 150 and the second guide member 250 use so that patrix 100 and counterdie 200 in conjunction with the time make respectively patrix 100 and the mutual contraposition of counterdie 200 and combination.
In the present embodiment, the first guide member 150 and the second guide member 250 are respectively guide posts and guiding cover, and its guide posts and guiding cover shape can be distinguished mutually corresponding.
In the present embodiment and other embodiment, wherein patrix 100 comprises that also the first flexible member 420, the first flexible members 420 link the upper backboard 130 that takes off holding pad 400 and upper body 110.When taking off holding pad 400 when taking off 400 pairs of materials and parts 800 of holding pad and pressurize, take off holding pad 400 and move with respect to the past upper body 110 of upper body 110 elasticity by the first flexible member 420.Therefore, take off holding pad 400 when pressurization, can move back and forth by the first flexible member 420 and prevent that materials and parts 800 from producing warpage or other unnecessary distortion.
In the present embodiment and other embodiment, wherein counterdie 200 also comprises the second flexible member 520, be linked between the lower backboard 230 of retainer plate 500 and lower body 210, when taking off holding pad 400 when 500 pairs of materials and parts 800 of retainer plate pressurize, retainer plate 500 by the second flexible member 520 with respect to lower body 210 elasticity down body 210 move.Therefore, retainer plate 500 can move back and forth by the second flexible member 520 when pressurized, and then prevents that materials and parts 800 from producing warpage or other unnecessary distortion.
In the present embodiment, the first flexible member 420 and the second flexible member 520 are spring, and the elasticity of spring and material can be adjusted according to actual demand.
In the present embodiment and other embodiment, patrix 100 comprises that also the first locating part 140 and counterdie 200 also comprise the second locating part 240, the first locating part 140 and the second locating part 240 are mutually corresponding, when the first pressing means 300 and take off holding pad 400 respectively when the second pressing means 320 and 500 pairs of materials and parts 800 of retainer plate pressurize, the first locating part 140 and the second locating part 240 use are so that patrix 100 and counterdie 200 in conjunction with the direction of time restriction materials and parts 800 deformation displacements, and make materials and parts 800 toward desired position or shape produces distortion.
In the present embodiment, the quantity of the first locating part 140 and the second locating part 240 is respectively one, but its quantity is not to limit the present invention.That is to say, in other embodiments, the quantity of the first locating part 140 and the second locating part 240 changes according to the actual requirements, and namely quantity can be a plurality ofly, also reaches effect of the present invention and purpose.
The situation when patrix that one embodiment below will be described pressurizes to counterdie.Please be simultaneously with reference to Fig. 1 and Fig. 2, wherein Fig. 2 is that the patrix of key diagram 1 is to the schematic diagram of counterdie pressurization.In the present embodiment and other embodiment, at first taking off holding pad 400 pressurizes fixing towards 500 pairs of materials and parts 800 of retainer plate, when materials and parts 800 taken off holding pad 400 and retainer plate 500 pressing complete fixing after, then the first pressing means 300 pressurizes towards 320 pairs of materials and parts 800 of the second pressing means, and so materials and parts 800 make materials and parts 800 produce distortion because of the strength of the first pressing means 300 and keeping out of the second pressing means 320.The shape of materials and parts 800 can change according to the shape of the first pressing means 300 and the second pressing means 320 moulds simultaneously.Come again, after the shape of the first pressing means 300 and the second pressing means 320 change materials and parts 800, materials and parts 800 extra part materials and parts 800 when the first pressing means 300 and the second pressing means 320 pressurization plastic deformation, namely exceed the first gap d 1 that forms between the first pressing means 300 and the second pressing means 320, the materials and parts 800 that make outflow form between holding pad 400 and retainer plate 500 toward taking off that the second gap d 2 is interior to flow, and the first gap d 1 is communicated in the second gap d 2.It should be noted that the first gap d 1 width is less than the second gap d 2 in the present embodiment.In addition, the first locating part 140 and the second locating part 240 also can stop the movement of materials and parts 800, and then make materials and parts 800 carry out plastic deformation by the first locating part 140, the second locating part 240, the shape of taking off holding pad 400 and retainer plate 500.
In other embodiments, the first gap d 1 width equals the second gap d 2.Therefore, materials and parts 800 by the first pressing means 300 and the width after taking off holding pad 400 pressurization will be equal to the first gap d 1 and the second gap d 2, materials and parts 800 have the width of the first gap d 1 and the second gap d 2 simultaneously by this.
It should be noted that the first pressing means 300 is a drift in the present embodiment, the second pressing means 320 is a die cavity, and the shape of drift and die cavity is mutually corresponding and form die assembly.
Below introduction is had the press forging mould of a plurality of drifts and die cavity combination, please refer to Fig. 3, Fig. 3 is the schematic diagram according to the press forging mould of second embodiment of the invention.Element in Fig. 3 is similar to the element of Fig. 1, so the identical or similar structure of identical symbology wherein.The second embodiment provided by the present invention and the first embodiment are structurally roughly the same, below only just between the two difference be illustrated.Wherein, the patrix 100 of press forging mould 1000 ' comprises that also the 3rd pressing means 310 and counterdie 200 also comprise the 4th pressing means 330.Wherein the 3rd pressing means 310 is a die cavity, and the 4th pressing means 330 is a drift, and the shape of die cavity and drift is mutually corresponding.In the present embodiment, when materials and parts 800 taken off holding pad 400 and retainer plate 500 pressing complete fixing after, the first pressing means 300 and the 3rd pressing means 310 can pressurize towards the second pressing means 320 and 330 pairs of materials and parts 800 of the 4th pressing means simultaneously, and make materials and parts 800 carry out plastic deformation according to the demand of reality, and reach the deformation result of expection.
In the present embodiment, the quantity of drift and die cavity is respectively one, but its quantity is not to limit the present invention.That is to say, in other embodiments, the quantity of drift and die cavity changes according to the actual requirements, and namely quantity can be a plurality ofly, also can reach effect of the present invention and purpose.
Comprehensively above-mentioned, the invention provides a kind of press forging mould, only need first procedure by mould, can make materials and parts complete the plastic deformation of punching press and forging, therefore and materials and parts have the different shape of thickness simultaneously, use solve the existing press forging mould of prior art need repeatedly step, number of components too much, complicated, the excessive and expensive problem of volume of assembling.By this, press forging mould provided by the present invention can create higher productive value, make make end, product end even the consumer can enjoy its interests.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (9)
1. a press forging mould, be used for materials and parts are processed, and it is characterized in that, comprising:
One patrix, this patrix comprises:
One upper body;
One first pressing means is arranged at this upper body, and this first pressing means is used for these materials and parts are pressurizeed and make this materials and parts moulding; And
One takes off holding pad, is arranged at this upper body, and this takes off the side that holding pad is positioned at this first pressing means, and this takes off holding pad in order to these materials and parts pressurizeed fixing and to break away from these materials and parts; And
One counterdie, corresponding to this patrix, this counterdie comprises:
Body once;
One second pressing means is arranged at this time body, and this second pressing means is this first pressing means relatively, and when this first pressing means pressurizeed to these materials and parts, this second pressing means was in order to accept these materials and parts and to make this materials and parts moulding; And
One retainer plate, be arranged at this time body and this takes off holding pad relatively, this retainer plate is positioned at the side of this second pressing means, this retainer plate is in order to accept this materials and parts, when taking off holding pad, this towards this retainer plate, these materials and parts are pressurizeed fixing this first pressing means that reaches when this second pressing means pressurizes to these materials and parts, form one first gap between this first pressing means and this second pressing means, this takes off outstanding one second gap of shape between holding pad and this retainer plate, and this first gap is communicated in this second gap.
2. mould according to claim 1; it is characterized in that; this patrix comprises that also a plurality of the first guide members and this counterdie also comprise a plurality of the second guide members; described the first guide member and described the second guide member are respectively mutually corresponding, described the first guide member and described the second guide member with so that this patrix and this counterdie in conjunction with the time make respectively this patrix and the mutual contraposition of this counterdie.
3. mould according to claim 1; it is characterized in that; this patrix also comprises one first flexible member; being arranged at this takes off between holding pad and this upper body; when this takes off holding pad when this takes off holding pad these materials and parts are pressurizeed, this takes off holding pad and moves with respect to past this upper body of this upper body elasticity by this first flexible member.
4. mould according to claim 1; it is characterized in that; this counterdie also comprises one second flexible member; be arranged between this retainer plate and this time body; when this takes off holding pad when this retainer plate pressurizes to these materials and parts, this retainer plate moves with respect to past this time body of this body elasticity of this time by this second flexible member.
5. mould according to claim 1; it is characterized in that; this patrix comprises that also one first locating part and this counterdie also comprise one second locating part; this first locating part and this second locating part are mutually corresponding; when this first pressing means and this take off holding pad respectively when this second pressing means and this retainer plate pressurize to these materials and parts, this first locating part and this second locating part with so that this patrix and this counterdie in conjunction with the time limit the direction of this materials and parts deformation displacement.
6. mould according to claim 1, is characterized in that, this first pressing means is a drift, and this second pressing means is a die cavity, and the shape of this drift and this die cavity is mutually corresponding.
7. mould according to claim 1, is characterized in that, this first pressing means is a die cavity, and this second pressing means is a drift, and the shape of this die cavity and this drift is mutually corresponding.
8. mould according to claim 1, is characterized in that, this first gap width is less than this second gap.
9. mould according to claim 1, is characterized in that, this first gap width equals this second gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103696158A CN103100594A (en) | 2011-11-15 | 2011-11-15 | Press forging mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103696158A CN103100594A (en) | 2011-11-15 | 2011-11-15 | Press forging mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103100594A true CN103100594A (en) | 2013-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103696158A Pending CN103100594A (en) | 2011-11-15 | 2011-11-15 | Press forging mould |
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| CN (1) | CN103100594A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103302152A (en) * | 2013-05-24 | 2013-09-18 | 宁波拓普集团股份有限公司 | Double-station bending device of asymmetric U-shaped piece |
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| CN2688414Y (en) * | 2004-04-14 | 2005-03-30 | 贵阳航空电机有限公司 | Mould II for shaping boss on automotive starter shell |
| CN1733384A (en) * | 2005-07-13 | 2006-02-15 | 兰州理工大学 | Punching-pressing composite mould |
| US20060236741A1 (en) * | 2005-04-20 | 2006-10-26 | Jatco Ltd | Press forming method and apparatus |
| CN100384561C (en) * | 2000-10-30 | 2008-04-30 | 伊田忠一 | Deep punch method |
| CN201524729U (en) * | 2009-10-21 | 2010-07-14 | 亿和精密金属制品(深圳)有限公司 | Anti-inverted-burr sheet metal mould |
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2011
- 2011-11-15 CN CN2011103696158A patent/CN103100594A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100384561C (en) * | 2000-10-30 | 2008-04-30 | 伊田忠一 | Deep punch method |
| CN2688414Y (en) * | 2004-04-14 | 2005-03-30 | 贵阳航空电机有限公司 | Mould II for shaping boss on automotive starter shell |
| US20060236741A1 (en) * | 2005-04-20 | 2006-10-26 | Jatco Ltd | Press forming method and apparatus |
| CN1733384A (en) * | 2005-07-13 | 2006-02-15 | 兰州理工大学 | Punching-pressing composite mould |
| CN201524729U (en) * | 2009-10-21 | 2010-07-14 | 亿和精密金属制品(深圳)有限公司 | Anti-inverted-burr sheet metal mould |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103302152A (en) * | 2013-05-24 | 2013-09-18 | 宁波拓普集团股份有限公司 | Double-station bending device of asymmetric U-shaped piece |
| CN103302152B (en) * | 2013-05-24 | 2015-03-18 | 宁波拓普集团股份有限公司 | Double-station bending device of asymmetric U-shaped piece |
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Application publication date: 20130515 |