CN103056630B - Die assembling process - Google Patents
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- CN103056630B CN103056630B CN201210557788.7A CN201210557788A CN103056630B CN 103056630 B CN103056630 B CN 103056630B CN 201210557788 A CN201210557788 A CN 201210557788A CN 103056630 B CN103056630 B CN 103056630B
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- 238000000034 method Methods 0.000 title abstract description 17
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000005520 cutting process Methods 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 claims abstract description 14
- 238000005553 drilling Methods 0.000 claims abstract description 6
- 239000004411 aluminium Substances 0.000 claims description 13
- 238000012536 packaging technology Methods 0.000 claims description 12
- 229910001315 Tool steel Inorganic materials 0.000 claims description 6
- 230000037237 body shape Effects 0.000 claims description 6
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 6
- 239000003973 paint Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 8
- 239000010959 steel Substances 0.000 abstract description 8
- 238000005266 casting Methods 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 2
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
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- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- 230000035484 reaction time Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- 230000003746 surface roughness Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention discloses die assembling process. Through holes are arranged on a bottom plate, a lower die plate and an upper die plate. An aluminum wire on a wire cutting machine penetrates through the through holes, and the wire cutting machine cuts holes on the bottom plate, the lower die plate and the upper die plate. The upper die plate is combined to form an upper die through screws, and a thimble is arranged at the bottom of the upper die. The lower die plate is combined to form a lower die through screws, an irregular-shaped needle is arranged on the top of the lower die, and a waste discharging port is arranged on a lateral wall of the lower die. The lower die is arranged on the bottom plate, the upper die is arranged right above the lower die, pins fix the upper die and the lower die, die cores are fixed among the pins, and the die cores are simultaneously fixed between the upper die and the lower die. A die column is fixed in a through hole of the bottom plate, and the upper die and the lower die are sleeved on outer wall of the die column. By means of drilling and wire cutting, the die plates are assembled through steel plates, complex process of casting or stretching molding of traditional die plates is improved, and the process is low in cost, light in weight, convenient to move and high in safety coefficient of operation staff during use.
Description
Technical field
The invention belongs to packaging technology, especially relate to a kind of mould packaging technology, belong to the assembling process to mould.
Background technology
Mould be in industrial production in order to injection moulding, blowing, extrude, various mould and instrument that the method such as die casting or forging forming, smelting, punching press, stretching obtains required product.Mould is used to the instrument of formed article, and this instrument is made up of various part, and different moulds is made up of different parts.It realizes the processing of article profile mainly through the change of institute's moulding material physical state.Blank is made to become the instrument of the product having given shape and size under external force, be widely used in stamping-out, shaping and punching, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting, and in the compression moulding of goods such as engineering plastics, rubber, pottery or the formed machining of injection moulding.Mould has specific profile or cavity shape, and the contour shape that application has cutting edge can make blank be separated (stamping-out) by outline line shape.Application cavity shape can make blank obtain corresponding three-dimensional shape.Mould generally comprises dynamic model and cover half (or punch and die) two parts, the two partable.Load blank time separately or take out product, when closing up, making product be separated with blank or be shaped.Mould is precision instrument, complex-shaped, bear the expansive force of blank, structural strength, rigidity, case hardness, surface roughness and machining accuracy are all had higher requirements, the development level that mould is produced is one of important symbol of machine-building level, mould kind is a lot, can be divided into: the 1. mould of processing metal according to processing object and processing technology.Comprise stamping die (as blanking die, bending die, Drawing Die, plunging die, shrinkage cavity mould, forcer, bulging die, sizing die etc.), forging die (as die forging mould, upsetting die etc.) and extrusion die and compression mod etc.2. the mould of machining of non-metallic and powder metallurgy.Comprise Mold for Plastics (as injection mould, compression mould and extrusion molding mould etc.), rubber pattern and powder metallurgy mould etc.According to design feature, mould can be divided into again the blanking die of plane and have the swaging die in space.Mould is except itself, and also need die holder, mould bases, guider and product liftout attachment etc., these parts are generally all made universal.Press the difference of shaping material, mould can be divided into metal die and nonmetal mould.Metal die is divided into again: casting mould (non-ferrous metal die casting, steel casting), diel and forging mold etc.; Nonmetal mould is also divided into: mould of plastics and inorganic non-metallic mould.And according to the difference of the material of mould own, mould can be divided into: sand mold mould, metal die, vacuum mold, paraffin mould etc.Wherein, along with the fast development of high molecule plastic, the life of mould of plastics and people is closely related.Traditional grinding tool is all adopt monoblock cast or drawing and forming, and volume is large, Heavy Weight, mobile inconvenient, in use easily occurs security incident.
Summary of the invention
Order of the present invention there is provided a kind of mould packaging technology, by carrying out boring and line cuts, is assembled by template steel plate, solve the casting of conventional template or the complicated technology of drawing and forming, and cost is low, lightweight, mobile convenient, in use the safety coefficient of operating personnel is higher.
Object of the present invention is achieved through the following technical solutions: a kind of mould packaging technology, comprises the following steps:
A, on base plate, lower bolster and cope match-plate pattern, all drill through several through holes after, by the aluminium wire on line cutting mill through in through hole, line cutting mill is utilized to extract several holes on base plate, lower bolster and cope match-plate pattern, and when operating, silk must be worn again after data playback when line cutting mill often cuts a hole and cut second hole, and aluminium wire is strained.
In technique scheme, in edm process, the two poles of the earth all can be subject to galvano-cautery, but because the polarity of connect power supply is different, the ablation amount at the two poles of the earth is different, this phenomenon is called polar effect, and spark machined when usually workpiece being connect positive pole traditionally calls that positive polarity is processed, and spark machined when workpiece is connect negative pole calls that negative polarity is processed.From boosting productivity and reducing the angle of tool electrode loss, polar effect more better, when adopting short pulse fine finishining, should select positive polarity to process; When adopting long pulse roughing, negative polarity should be selected to process.When line cuts, need aluminium wire to strain, keep the degree of tautness on aluminium wire, aluminium wire is as wire electrode, and carrying out there is consumption when line cuts, aluminium wire is certain to conduction as wire simultaneously, strain the path that aluminium wire reduces its energising when line cuts, reduce the reaction time, the efficiency that its line cuts can be improved.
B, carry out patrix assembling: become regular tetragonal body shape to be patrix by screw combination cope match-plate pattern, thimble is arranged on the bottom of patrix.
C, carry out counterdie assembling: become regular tetragonal body shape to be counterdie by screw combination lower bolster, special-shaped pin is arranged on the top of counterdie, and the bottom surface of counterdie is provided with waste discharge mouth, and waste discharge mouth is communicated with the bottom of special-shaped pin.
In technique scheme, upper die and lower die are all adopt the fixtures such as screw to connect, and generally in order to consideration that is easy to loading and unloading and cost, be all adopt screw to connect, but the parts Connecting groups such as buckle also can be adopted to dress up mould.
D, counterdie are arranged on base plate, and patrix is arranged on directly over counterdie, and pin is worn vias inside and is fixed together by upper die and lower die, and core rod is fixed between pin, and core rod is fixed between upper die and lower die simultaneously; Have mould post at the through hole internal fixtion of base plate, patrix and counterdie are linked on the outer wall of mould post simultaneously, and patrix and counterdie all can move along the outer wall of mould post.
In technique scheme, upper die and lower die were connected for overall structure by pin before this, and then overall structure is connected with base plate by mould post again, realizes dual connection.Once, apply oil per week once in mould cleaning every day connected.
Further, in described step a, holes drilled through adopts manual or automatic mode holes drilled through.The mode of boring is selected according to actual needs, usually when drilling through large-scale, large batch of through hole, generally adopts machine automatization boring; Drill through negligible amounts, aperture hour, adopt manual mode boring for good.
Further, in described step a, when operating according to different apertures, after having bored the through hole of each model, more finish changing the through hole that corresponding drill bit carries out drilling through next type again.After adopting the drill bit of same model batch to complete, then the drill bit batch exchanging another model for drills through, and can reduce the number of times of frequent more bit change, improve its holes drilled through efficiency.
Further, in described step c, during assembling counterdie, there is the position of special-shaped pin will spray paint in the core rod pin position of correspondence, the waste discharge mouth of fixing special-shaped pin.On core rod pin position, the mode such as spray paint is marked, and convenient operation personnel can conveniently locate when assembling.
Further, in described steps d, the quantity of pin is three.The quantity of pin does not do concrete restriction, and three is preferred embodiment.
Further, described base plate adopts aluminum to make; Described upper die and lower die all adopt grinding tool steel to make.Base plate forms aluminium base by aluminum; Grinding tool steel preferably adopts model to be that the raw material of DC53 are made, and meets and uses.
In sum, the invention has the beneficial effects as follows: by carrying out boring and line cuts, template steel plate is assembled, solve the casting of conventional template or the complicated technology of drawing and forming, and cost is low, lightweight, mobile convenient, in use the safety coefficient of operating personnel is higher.
Detailed description of the invention
Below by embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment 1:
A kind of mould packaging technology, comprises the following steps:
A, on base plate, lower bolster and cope match-plate pattern, all drill through several through holes after, by the aluminium wire on line cutting mill through in through hole, line cutting mill is utilized to extract several holes on base plate, lower bolster and cope match-plate pattern, and when operating, silk must be worn again after data playback when line cutting mill often cuts a hole and cut second hole, and aluminium wire is strained.When carrying out Linear cut, usual employing spark machined, spark machined is also known as galvanic corrosion processing or electric discharge processing, it adopts wire wire as tool-electrode cut workpiece, utilize the Local Instantaneous high temperature that the intermittent pulse discharge between workpiece and tool-electrode produces, a kind of processing method Linear cut metal material being carried out to ablation uses high-accuracy slow wire feeding to carry out processing segmentation, effectively can ensure precision when cutting, little at the assembling processing time error carrying out template.
Lower bolster and cope match-plate pattern are being initially one piece of overall steel form, operating personnel are by after surface treatment, according to engineering die sinking drawing carry out boring and line cut data, the quantity in through hole and hole is not fixed, according to the design on engineering die sinking drawing, drill through hole, line cutting mill adopts aluminium wire as wire electrode, identical with the material of base plate, after wire electrode fusing, can not produce impurity to base plate, when running well, anyone can not cut coordinate by short to isochrone cutting mill, precision when ensureing its work and the safety of operating personnel.
B, carry out patrix assembling: become regular tetragonal body shape to be patrix by screw combination cope match-plate pattern, thimble is arranged on the bottom of patrix.
Thimble is plastic mould accessory, in plastic mould.Thimble also can be push rod, pin, middle pin, holder pin etc., and in plastic mould, being separated by product from mould, is also the most frequently used, and carbide alloy thimble as wolfram steel thimble etc., then can be used for leading to longer thinner hole.
Before assembling, first conscientiously examine errorless can assembling according to every mold die sinking data.Assemble time note screw, thimble should under position, mould quality just can be made secure.All deeply will observe the dynamics of tightening of screw and the degree of depth, complete the operation of assembling, under die screw, thimble, complete laggard luggage pin will fill pin drawing according to die sinking and carries out dress pin, must not wrongly installed red needle and neglected loading pin.Whether wrongly installed pin or dress dropped stitch is conscientiously checked after installing pin.The quantity of thimble generally has many, during assembling, corresponding to its model, will prevent the phenomenon of wrongly installed pin.
C, carry out counterdie assembling: become regular tetragonal body shape to be counterdie by screw combination lower bolster, special-shaped pin is arranged on the top of counterdie, and the bottom surface of counterdie is provided with waste discharge mouth, and waste discharge mouth is communicated with the bottom of special-shaped pin.
During assembling counterdie, be first positioned base plate can operate according to the core rod size of every mold.By counterdie by screw assembled formation, in order to ensure the flatness on base plate and counterdie surface, the mode of usual employing milling processes, omission of must leaving a blank when the waste discharge mouth of milling base plate is avoided spoiling under base plate when producing, and the waste discharge mouth of the waste discharge mouth of base plate and counterdie bottom surface on the same line, utilize the deadweight of refuse to carry out chip removal, after the complete counterdie of milling and base plate, checked whether that part is leaked in milling.
During milling counterdie, position, aperture must stay 1.6mm thick, due to mould in use, often to produce with products material and base plate and rub, although friction is very trickle, also will consume, so thickness is stopped in position, aperture, guarantee die life.
D, counterdie are arranged on base plate, and patrix is arranged on directly over counterdie, and pin is worn vias inside and is fixed together by upper die and lower die, and core rod is fixed between pin, and core rod is fixed between upper die and lower die simultaneously; Have mould post at the through hole internal fixtion of base plate, patrix and counterdie are linked on the outer wall of mould post simultaneously, and patrix and counterdie all can move along the outer wall of mould post.
In described steps d, the quantity of pin is three.The quantity of pin does not have concrete restriction, be preferably three, the general distribution in isosceles triangle, utilize triangle to have the principle of stability, pin is fixed on counterdie, patrix and pin adopt to be flexibly connected, patrix can be taken out from pin, core rod is generally arranged on the isosceles triangle center that pin is formed, and core rod is clamped between three pins, upper and lower two ends contact with upper die and lower die respectively, ensure that it is fixed.
Patrix counterdie is combined and carries out burying cup after having assembled by the upper die and lower die of every mold.Namely bury glass mode is employing three mould posts, and mould post is mounted on bottom, together by patrix counterdie string simultaneously, and upper die and lower die all can move up and down along the outer wall of mould post, burying and to open patrix after cup completes and check whether counterdie shovels the end, as there is shovel end situation, then needing to process bottom patrix top and counterdie, eliminate the part of interfering, as without exception, then carry out the assembling of upper/lower die, after having assembled, patrix counterdie is merged the good paint of spray, write model.
Quantity and the size of mould post are generally not specifically limited, and normally adopt three mould posts, distribute in isosceles triangle, have the principle of stability based on triangle, when the connection of upper die and lower die, stablizing effect is good, carry out spraying paint or other inspections time, uniform in effect, stress equalization.
Embodiment 2:
In described step a, holes drilled through adopts manual or automatic mode holes drilled through.Check whether after every mold has bored that small opening, hole drill are large or bore little problem, during hand drill hole, will small opening be checked whether.Employing machine automatization is holed, and speed is fast, and efficiency is high, but owing to being equipment automatic drilling, easily occurring leaking boring phenomenon, when occurring that pore size changes in the process of holing, cannot stop in time, cause last error increasing; The mode manually of employing is holed, and the size in hole can ensure, but efficiency is low, and labour intensity is large, so when holing, needs, according to the quantity of reality boring and aperture and required precision, to select rational bore mode.
In described step a, when operating according to different apertures, after having bored the through hole of each model, more finish changing the through hole that corresponding drill bit carries out drilling through next type again.Because some position stressing conditions of mould is different, after carrying out boring installation, the screw of same model standard can not be adopted to connect, in order to avoid occur that the stress of local is excessive, screw is caused to occur bending or other situation, affect mold use situation, in order to avoid there are the problems referred to above, at stressed larger part, the aperture that needs drill through more greatly, stressed smaller part, the aperture that needs drill through is less, the diameter of the drill bit used by the difference of aperture is different, in order to avoid repeating the time consumed with bit change, after adopting the drill bit of a model to be completed by the hole machined in same aperture, change the model that the drill bit processing of another model is corresponding again, save the operating time, improve working (machining) efficiency.
Embodiment 3:
In described step c, during assembling counterdie, there is the position of special-shaped pin will spray paint in the core rod pin position of correspondence, the waste discharge mouth of fixing special-shaped pin.The effect of the abnormity effect of pin and thimble is similar, also be for product is separated from mould, because special-shaped pin is when carrying out products of separated, enclosure material on product, as the bits material such as iron rust drop on counterdie, by waste discharge mouth, these bits material are discharged from mould, improve its inner raw material next time shaping time quality.
Described base plate adopts aluminum to make; Described upper die and lower die all adopt grinding tool steel to make.Mould steel plate adopts DC53 raw material, and DC53 is a kind of model of grinding tool steel, and the toughness of DC53 is comparatively outstanding in cold work die steel, seldom occurs crackle and cracking, substantially increase service life with the instrument that DC53 manufactures.Residual stress after linear cutter is less decreases residual stress through high tempering, crackle after linear cutter and distortion are inhibited, in the present invention, application DC53 raw material, working life and the result of use of upper die and lower die can be ensured, in the working impact process of high strength, the requirement of stress can be met.
Red needle uses SKD11 material to assemble, SKD11 is the tool steel trade mark, and toughness is better, even tissue, there is good elevated temperature strength, toughness and high temperature resistance fatigue behaviour, the cataclysm of energy bearing temperature, suitable at high temperature long-term work, has excellent cutting ability and polishing performance, hardening heat 1020 DEG C, in the present invention, application SKD11 material, effectively can meet the stress requirement of mould in punch forming process.
The above; it is only preferred embodiment of the present invention; not any pro forma restriction is done to the present invention, every according to technology of the present invention, method in fact to any simple modification, equivalent variations that above embodiment is done, all fall within protection scope of the present invention.
Claims (6)
1. a mould packaging technology, is characterized in that, comprises the following steps:
A, on base plate, lower bolster and cope match-plate pattern, all drill through several through holes after, by the aluminium wire on line cutting mill through in through hole, line cutting mill is utilized to extract several holes on base plate, lower bolster and cope match-plate pattern, and when operating, silk must be worn again after data playback when line cutting mill often cuts a hole and cut second hole, and aluminium wire is strained;
B, carry out patrix assembling: become regular tetragonal body shape to be patrix by screw combination cope match-plate pattern, thimble is arranged on the bottom of patrix;
C, carry out counterdie assembling: become regular tetragonal body shape to be counterdie by screw combination lower bolster, special-shaped pin is arranged on the top of counterdie, and the bottom surface of counterdie is provided with waste discharge mouth, and waste discharge mouth is communicated with the bottom of special-shaped pin;
D, counterdie are arranged on base plate, and patrix is arranged on directly over counterdie, and pin is worn vias inside and is fixed together by upper die and lower die, and core rod is fixed between pin, and core rod is fixed between upper die and lower die simultaneously; Have mould post at the through hole internal fixtion of base plate, patrix and counterdie are linked on the outer wall of mould post simultaneously, and patrix and counterdie all can move along the outer wall of mould post.
2. a kind of mould packaging technology according to claim 1, is characterized in that: in described step a, and holes drilled through adopts manual or automatic mode holes drilled through.
3. a kind of mould packaging technology according to claim 1, is characterized in that: in described step a, when operating according to different apertures, more finishes changing the through hole that corresponding drill bit carries out drilling through next type again after having bored the through hole of each model.
4. a kind of mould packaging technology according to claim 1, is characterized in that: in described step c, has the position of special-shaped pin will spray paint in the core rod pin position of correspondence during assembling counterdie, the waste discharge mouth of fixing special-shaped pin.
5. a kind of mould packaging technology according to claim 1, is characterized in that: in described steps d, and the quantity of pin is three.
6. a kind of mould packaging technology as claimed in any of claims 1 to 5, is characterized in that: described base plate adopts aluminum to make; Described upper die and lower die all adopt grinding tool steel to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210557788.7A CN103056630B (en) | 2012-12-20 | 2012-12-20 | Die assembling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210557788.7A CN103056630B (en) | 2012-12-20 | 2012-12-20 | Die assembling process |
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| CN103056630A CN103056630A (en) | 2013-04-24 |
| CN103056630B true CN103056630B (en) | 2014-12-24 |
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| CN201210557788.7A Active CN103056630B (en) | 2012-12-20 | 2012-12-20 | Die assembling process |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669358B (en) * | 2015-02-17 | 2017-06-06 | 北京黎马敦太平洋包装有限公司 | A kind of production technology of high accuracy high intensity die-cutting rule version |
| CN106182505A (en) * | 2016-08-24 | 2016-12-07 | 宁国飞鹰汽车零部件股份有限公司 | A kind of installation method producing brake block hot pressing die |
| CN113479747A (en) * | 2021-06-29 | 2021-10-08 | 美迪斯智能装备有限公司 | Manufacturing tool for elevator door knife guide piece and production processing technology and assembly technology thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4125007A (en) * | 1976-09-21 | 1978-11-14 | Kennametal Inc. | Punch and method of construction |
| JP2001047147A (en) * | 1999-08-11 | 2001-02-20 | Mitsui High Tec Inc | Die device |
| DE10018823A1 (en) * | 2000-04-15 | 2001-10-31 | Mate Prec Tooling Gmbh | Die, comprising two parts made of alloys of different quality joined by friction welding |
| CN100453294C (en) * | 2005-03-04 | 2009-01-21 | 鸿富锦精密工业（深圳）有限公司 | Mould structure and method for processing same |
| CN100396396C (en) * | 2006-05-26 | 2008-06-25 | 吴明泽 | Precise multifunctional incremental pressing die and its making process |
| DE102006035927A1 (en) * | 2006-07-31 | 2008-02-14 | Drei-S-Werk Präzisionswerkzeuge GmbH & Co Fertigungs-KG | Tool pin for a tool mold and method for producing such a tool pin |
| CN101913070B (en) * | 2010-07-31 | 2011-11-09 | 莆田市城厢区星华电子模具有限公司 | Processing method of through holes on upper die and lower die of mold |
| CN102451980A (en) * | 2010-10-25 | 2012-05-16 | 王丙祥 | Mold processing technique |
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2012
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