CN104338920A - Button pressure casting die-casting die and application of ventilation steel to die-casting die - Google Patents
Button pressure casting die-casting die and application of ventilation steel to die-casting die Download PDFInfo
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- CN104338920A CN104338920A CN201410556566.2A CN201410556566A CN104338920A CN 104338920 A CN104338920 A CN 104338920A CN 201410556566 A CN201410556566 A CN 201410556566A CN 104338920 A CN104338920 A CN 104338920A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/24—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass dies
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to a button pressure casting die-casting die and application of ventilation steel to a die-casting die. A moving die comprise a lower die plate, a sizing block, a moving die base plate, a moving die plate, a guide sleeve and a moving die cavity; a fixed die comprises an upper die plate, a fixed die plate, a guide pillar and a fixed die cavity; the upper die plate is provided with a locating ring, a sprue bush and a sprue bushing; the lower die plate is provided with a connector; a lower push rod plate and an upper push rod plate are arranged in the sizing block; an ejection cushion block, a push rod and a reset rod are arranged in the lower push rod plate and the upper push rod plate; a cushion nail and a clamping plate are arranged between the lower push rod plate and the lower die plate; a ventilation steel inserting piece and a spure spreader are arranged in the fixed die cavity and the moving die cavity; ventilation holes are formed in the moving die plate and the fixed die plate at the tail of the ventilation steel inserting piece; a sliding block, a pressing plate and a core-loosing core are arranged between the fixed die cavity and the moving die cavity, a diagonal draw bar and a locking block are arranged on the fixed die plate, and the sizing block, the moving die base plate and the moving die plate are fastened and connected through screws. According to the application of PM35 ventilation steel on the button pressure casting die-casting die, the purposes of improving the product quality and improving the production efficiency are achieved.
Description
Technical field
The invention belongs to technology of die manufacturing field, be specifically related to a kind of button die casting die casting and the utilization of ventilative steel on compression mod.
Background technology
PM35 breathe freely steel be Japanese Xin Dong company development the stainless sintered steel of a kind of high-quality powder metallurgy, it has airing function, rust-proofing acid-proof very excellent capacity, and be easy to cut with electric discharge process.Its inside is connected by fine aperture and forms, and makes air or any gas permeate smoothly and to pass.According to its pore size, be divided into PM35-7, the models such as PM35-25, PM35-35, domesticly at present there is no the report used on compression mod.But feed back according to data, it is comparatively ripe that this steel grade applies to plastic mold, uses ventilative steel as Chinese patent 201010291469.7 disclosed " a kind of injection mold core with suction and discharge, quick-cooling functional structure " and Chinese patent 201310528398.1 disclosed " plastics grafting cover preparation method " have.
The button die casting of the applicant, as shown in Figure 4, its appearance and size is 7.2 × 4 × 1.9 to its product appearance, and double dot dash line position is appearance, need through bright nickel plating process.Former die casting carries out parting by Fig. 5, project organization as Fig. 7, mould is simple, be easy to manufacture and the life-span longer, but there is parting line that is dynamic, cover half at its arrow place, as Fig. 8.Because this face is appearance, find during polishing before plating, because External Shape is less, its parting line is difficult to jettisoning, and quality of finish is unstable, and production efficiency is not high, mould is after a period of time uses, parting line is more obvious, more harsh to the requirement of polishing, cannot meet the requirement that auto parts are produced in enormous quantities.
For solving the problem, structural change must be carried out to above-mentioned mould, namely carry out parting by Fig. 6 mode, the generation of Plating appearance face parting line can be avoided completely, but owing to being enclosure space, metal flow can produce high temperature, gases at high pressure at A face place, if discharge not in time, can phenomenon of feeling suffocated be formed, cause this place to occur the defects of die castings such as pressure deficiency, decorative pattern, generation is owed the defects such as casting, blibbing, affect the surface quality in Plating appearance face.For this reason, special ventilative process need be carried out to this place.
Summary of the invention
The object of the present invention is to provide a kind of button die casting die casting and the utilization of ventilative steel on this compression mod, improve product quality to reach, the object of enhancing productivity.
Object of the present invention and solve its technical problem underlying and realize by the following technical solutions: a kind of button die casting die casting, comprises dynamic model, cover half, and dynamic model comprises lower bolster, parallels, dynamic model backing plate, moving platen, guide pin bushing and dynamic model die cavity; Cover half comprises cope match-plate pattern, solid plate, guide pillar and cover half die cavity; Cope match-plate pattern has centring ring, sprue bush, gate bush; Lower bolster has connector; Lower push rod plate and upper ejector pin plate is had in parallels; Cushion block, push rod and release link is ejected in lower push rod plate and upper ejector pin plate; Pad nail and clamp is had between lower push rod plate and lower bolster; Ventilative steel mold insert and spreader is had in cover half die cavity and dynamic model die cavity; Ventilative steel mold insert afterbody has air-vent on dynamic, solid plate; There are slide block, pressing plate and core of loosing core between cover half die cavity and dynamic model die cavity, solid plate have brace and latch segment, drive slipper block loose core motion by brace.Parallels, dynamic model backing plate, moving platen are connected by screw fastening; Connector is connected with lathe, drives push rod and release link in upper and lower mandrel plate to move back and forth, realize part ejection process by clamp.
Above-mentioned a kind of button die casting die casting, wherein: described ventilative steel mold insert 22 to be breathed freely steel for PM35, and model is PM35-25.
Above-mentioned a kind of button die casting die casting, wherein: air-vent and the maintenance inlet suction port of establishing a φ 5mm after ventilative steel mold insert 22, its effect is: 1.. gas is derived mould, 2.. regularly access pressure-air, remove dirt, to keep the unimpeded of ventilative steel micropore.
PM35 breathes freely the utilization of steel at described a kind of button die casting die casting, as die cavity mold insert, its processing and instructions for use to reach following some:
(1) in process, the soft machining mode of low-speed WEDM, electric pulse and laser is used; During the large use harden-cutting of allowance, but finally leave 0.1 ~ 0.2mm surplus and come with soft processing;
(2) PM-35 breathe freely steel as mold insert time, keep the scale of 1:10 with mould bases, regard 1 as by the breathe freely volume of steel of PM-35, the volume of mould bases is then that 10, PM-35 breathes freely the thickness of steel mold insert between 30mm-50mm;
(3) cutting oil adopted when cutting, grinding, digital control processing, uses oiliness one class; During as used Water-soluble cutting oil, after processing at once with removing oily dirty method, remove the moisture content in steel as early as possible;
(4) when carrying out low-speed WEDM, the copper cash processing of diameter 0.25mm or more is used; During as used diameter 0.2mm or following EDM copper cash, cutting speed is accelerated 1.5 times than usual;
(5) use polishing, 800-1000# sand paper or oilstone solve the stopping state of slight micropore, and clear up grinding thing; Add and check permeability at any time man-hour, preferably air inlet one edge polishing after assembling completes, cleans with acetone after processing;
(6), during assembling, knock in hardwood or red copper backing plate; Be coated in surface as medium with acetone or kerosene after assembling, utilize venthole to enter pressure-air, check air permeable effect; Whole surface should all evenly, effectively emit bubble to be normal; As found, permeability declines, and makes up with electric pulse, the soft processing mode of laser, and with acetone cleaning, can recover after bone dry;
(7) when the aeration of carrying out ventilative steel is recovered, the gimmick of process has: a. utilizes discharge-treating method, clears up the air-vent of blocking as mirror finish; B. with the method for hand mill, with No. 420 grinding abrasive paper polishings, then to complete after No. 1200 grinding abrasive paper polishings; C. recover the gas permeability of mold insert, all need to process to the inside and outside surface of ventilative steel; D. on the mold base of ventilative steel mold insert that connects, steam vent is established;
(8) other remove greasy dirt methods: 1.. and being heated to 100 DEG C-150 DEG C by taking out PM35 steel mold insert of breathing freely in mould, allowing oil gasification run off, more surperficial with compressed air rinsing; 2.. as mold insert is connected, by the ventilative aperture compressed air rinsing of mould base, dirty for the oil on surface removing with mould bases;
(9) mould needs timely compressed air steel of being breathed freely by PM35 to dry up and rust prevention by applying liquid material agent after a procedure, prevents its oxidation of getting rusty, blows logical before using next time by mould base air-vent compressed air, in order to avoid affect use.
Principle analysis:
According to consulting, the breathe freely tensile strength of steel of PM35 is 450 ~ 500MPa, and its linear expansion coefficient is 12.0 ~ 12.5, all basically identical with ordinary carbon steel.And using state is the pre-hard process of factory state, its hardness reaches HV350 ~ 400(and HRC32 ~ 38), rule of thumb, metal material will reach this hardness, the sintering temperature of its powder of stainless steel should more than 850 DEG C, and below its phase point temperature (phase point temperature of ordinary carbon steel is generally more than 1000 DEG C), and the smelting temperature of kirsite is at about 400 DEG C, (carbon steel is generally at about 450 DEG C not reach temper brittleness regional temperature, steel alloy is higher), consider alloy graining, mold cools down, the factor such as heat transfer and loss, general casting die cavity temperature is at about 200 DEG C.Be significantly less than the original temperature of this steel, simultaneously according to data feedback, it is comparatively ripe that this steel grade applies to plastic mold, and the die temperance control of general plastic mold is at 100 ~ 120 DEG C, therefore be not too large with zinc alloy diecasting mould contrast.In view of above-mentioned combined cause, judging can by the die casting of this steel grade for the said goods, and ventilative steel is the stainless sintered steel of powder metallurgy, there is hole between its powder, and high temperature, gases at high pressure just by hole, then are discharged through steam vent.Then reach and improve product quality, the object of enhancing productivity.
The present invention compared with prior art has obvious advantage and beneficial effect.From above technical scheme, present invention completely avoids the surface quality problems of original mould, simultaneously due to the improvement of surface quality, eliminate original polishing process, substantially reduce the production cycle of part, achieve obvious economic benefit, the research of steel of simultaneously PM-35 being breathed freely, walk out the road of a still NA technology, be also stranded gas problem provide a useful exploration and Summary on technology for solving compression mod from now on.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention,
Fig. 1-1 is the dynamic model top view of Fig. 1
Fig. 1-2 is the cover half top view of Fig. 1
Fig. 2 is that Fig. 1 breathes freely steel mold insert enlarged diagram,
Fig. 3 is ventilative steel schematic diagram,
Fig. 4 is part schematic diagram,
Fig. 5 is original mould somatotype schematic diagram,
Fig. 6 is existing mould somatotype schematic diagram,
Fig. 7 is the original mould structure schematic diagram of prior art,
Fig. 8 is Fig. 7 part somatotype enlarged drawing.
Mark in Fig. 1: 1, centring ring, 2, sprue bush, 3, gate bush, 4, cope match-plate pattern, 5, solid plate, 6, cover half die cavity, 7, moving platen, 8, dynamic model die cavity, 9, dynamic model backing plate, 10, parallels, 11, lower bolster, 12, pad nail, 13, connector, 14, eject cushion block, 15, clamp, 16, lower push rod plate, 17, upper ejector pin plate, 18, slide block, 19, pressing plate, 20, latch segment, 21, brace, 22, ventilative steel mold insert, 23, air-vent, 24, spreader, 25, to loose core core, 26, push rod, 27, release link, 28, guide pin bushing, 29, guide pillar.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, to a kind of button die casting die casting proposed according to the present invention and ventilative steel utilization detailed description of the invention, structure, feature and effect thereof on compression mod, be described in detail as follows.
See Fig. 1-3, a kind of button die casting die casting, comprises dynamic model, cover half, and dynamic model comprises lower bolster 11, parallels 10, dynamic model backing plate 9, moving platen 7, guide pin bushing 28 and dynamic model die cavity 8; Cover half comprises cope match-plate pattern 4, solid plate 5, guide pillar 29 and cover half die cavity 6; Cope match-plate pattern 4 has centring ring 1, sprue bush 2, gate bush 3; Lower bolster 11 has connector 13, has lower push rod plate 16 and upper ejector pin plate 17 in parallels 10, ejects cushion block 14, push rod 26 and release link 27 in lower push rod plate 16 and upper ejector pin plate 17, has pad nail 12 and clamp 15 between lower push rod plate 16 and lower bolster 11; Parallels 10, dynamic model backing plate 9, moving platen 7 are connected by screw; Have ventilative steel mold insert 22 and spreader 24 in cover half die cavity 6 and dynamic model die cavity 8, ventilative steel mold insert 22 afterbody has air-vent 23 on dynamic, solid plate; Solid plate 5 there are brace 21 and latch segment 20, between brace 21 and latch segment 20, have slide block 18, slide block 18 has pressing plate 19 and core 25 of loosing core.
Above-mentioned a kind of button die casting die casting, wherein: described ventilative steel mold insert 22 to be breathed freely steel for PM35, and model is PM35-25.
Above-mentioned a kind of button die casting die casting, wherein: air-vent and the maintenance inlet suction port of establishing a φ 5mm after ventilative steel mold insert 22, its effect is: 1.. gas is derived mould, 2.. regularly access pressure-air, remove dirt, to keep the unimpeded of ventilative steel micropore.
Principle analysis:
According to consulting, the breathe freely tensile strength of steel of PM35 is 450 ~ 500MPa, and its linear expansion coefficient is 12.0 ~ 12.5, all basically identical with ordinary carbon steel.And using state is the pre-hard process of factory state, its hardness reaches HV350 ~ 400(and HRC32 ~ 38), rule of thumb, metal material will reach this hardness, the sintering temperature of its powder of stainless steel should more than 850 DEG C, and below its phase point temperature (phase point temperature of ordinary carbon steel is generally more than 1000 DEG C), and the smelting temperature of kirsite is at about 400 DEG C, (carbon steel is generally at about 450 DEG C not reach temper brittleness regional temperature, steel alloy is higher), consider alloy graining, mold cools down, the factor such as heat transfer and loss, general casting die cavity temperature is at about 200 DEG C.Be significantly less than the original temperature of this steel, simultaneously according to data feedback, it is comparatively ripe that this steel grade applies to plastic mold, and the die temperance control of general plastic mold is at 100 ~ 120 DEG C, therefore be not too large with zinc alloy diecasting mould contrast.In view of above-mentioned combined cause, judging can by the die casting of this steel grade for the said goods, and ventilative steel is the stainless sintered steel of powder metallurgy, there is hole between its powder, and high temperature, gases at high pressure just by hole, then are discharged through steam vent.Then reach and improve product quality, the object of enhancing productivity.
PM35 breathes freely the utilization of steel at described a kind of button die casting die casting, as the processing of die cavity mold insert and instructions for use to reach following some:
(1) in process, the soft machining mode of low-speed WEDM, electric pulse and laser is used; During the large use harden-cutting of allowance, but finally leave 0.1 ~ 0.2mm surplus and come with soft processing;
(2) PM-35 breathe freely steel as mold insert time, keep the scale of 1:10 with mould bases, regard 1 as by the breathe freely volume of steel of PM-35, the volume of mould bases is then that 10, PM-35 breathes freely the thickness of steel mold insert between 30mm-50mm;
(3) cutting oil adopted when cutting, grinding, digital control processing, uses oiliness one class; During as used Water-soluble cutting oil, after processing at once with removing oily dirty method, remove the moisture content in steel as early as possible;
(4) when carrying out low-speed WEDM, the copper cash processing of diameter 0.25mm or more is used; During as used diameter 0.2mm or following EDM copper cash, cutting speed is accelerated 1.5 times than usual;
(5) use polishing, 800-1000# sand paper or oilstone solve the stopping state of slight micropore, and clear up grinding thing; Add and check permeability at any time man-hour, preferably air inlet one edge polishing after assembling completes, cleans with acetone after processing;
(6), during assembling, knock in hardwood or red copper backing plate; Be coated in surface as medium with acetone or kerosene after assembling, utilize venthole to enter pressure-air, check air permeable effect; Whole surface should all evenly, effectively emit bubble to be normal; As found, permeability declines, and makes up with electric pulse, the soft processing mode of laser, and with acetone cleaning, can recover after bone dry;
(7) when the aeration of carrying out ventilative steel is recovered, the gimmick of process has: a. utilizes discharge-treating method, clears up the air-vent of blocking as mirror finish; B. with the method for hand mill, with No. 420 grinding abrasive paper polishings, then to complete after No. 1200 grinding abrasive paper polishings; C. recover the gas permeability of mold insert, all need to process to the inside and outside surface of ventilative steel; D. on the mold base of ventilative steel mold insert that connects, steam vent is established;
(8) other remove greasy dirt methods: 1.. and being heated to 100 DEG C-150 DEG C by taking out PM35 steel mold insert of breathing freely in mould, allowing oil gasification run off, more surperficial with compressed air rinsing; 2.. as mold insert is connected, by the ventilative aperture compressed air rinsing of mould base, dirty for the oil on surface removing with mould bases;
(9) mould needs timely compressed air steel of being breathed freely by PM35 to dry up and rust prevention by applying liquid material agent after a procedure, prevents its oxidation of getting rusty, blows logical before using next time by mould base air-vent compressed air, in order to avoid affect use.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, anyly do not depart from technical solution of the present invention content, the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (4)
1. a button die casting die casting, comprises dynamic model, cover half, it is characterized in that: dynamic model comprises lower bolster (11), parallels (10), dynamic model backing plate (9), moving platen (7), guide pin bushing (28) and dynamic model die cavity (8); Cover half comprises cope match-plate pattern (4), solid plate (5), guide pillar (29) and cover half die cavity (6); Cope match-plate pattern (4) has centring ring (1), sprue bush (2), gate bush (3); Lower bolster (11) has connector (13), lower push rod plate (16) and upper ejector pin plate (17) is had in parallels (10), eject cushion block (14), push rod (26) and release link (27) in lower push rod plate (16) and upper ejector pin plate (17), between lower push rod plate (16) and lower bolster (11), have pad nail (12) and clamp (15); Parallels (10), dynamic model backing plate (9), moving platen (7) are connected by screw; Have ventilative steel mold insert (22) and spreader (24) in cover half die cavity (6) and dynamic model die cavity (8), ventilative steel mold insert (22) afterbody has air-vent (23) on dynamic, solid plate; Solid plate (5) there are brace (21) and latch segment (20), between brace (21) and latch segment (20), have slide block (18), slide block (18) has pressing plate (19) and core of loosing core (25).
2. a kind of button die casting die casting as claimed in claim 1, is characterized in that: described ventilative firm mold insert (22) to be breathed freely steel for PM35, and model is PM35-25.
3. a kind of button die casting die casting as claimed in claim 1, is characterized in that: air-vent and the maintenance inlet suction port of establishing a φ 5mm after ventilative steel mold insert (22).
4.PM35 breathes freely the utilization of steel at a kind of button die casting die casting as claimed in claim 1, it is characterized in that: as die cavity mold insert, and its processing and instructions for use will reach as described below:
(1) in process, the soft machining mode of low-speed WEDM, electric pulse and laser is used; During the large use harden-cutting of allowance, but finally leave 0.1 ~ 0.2mm surplus and come with soft processing;
(2) PM-35 breathe freely steel as mold insert time, keep the scale of 1:10 with mould bases, regard 1 as by the breathe freely volume of steel of PM-35, the volume of mould bases is then that 10, PM-35 breathes freely the thickness of steel mold insert between 30mm-50mm;
(3) cutting oil adopted when cutting, grinding, digital control processing, uses oiliness one class; During as used Water-soluble cutting oil, after processing at once with removing oily dirty method, remove the moisture content in steel as early as possible;
(4) when carrying out low-speed WEDM, the copper cash processing of diameter 0.25mm or more is used; During as used diameter 0.2mm or following EDM copper cash, cutting speed is accelerated 1.5 times than usual;
(5) use polishing, 800-1000# sand paper or oilstone solve the stopping state of slight micropore, and clear up grinding thing; Add and check permeability at any time man-hour, preferably air inlet one edge polishing after assembling completes, cleans with acetone after processing;
(6), during assembling, knock in hardwood or red copper backing plate; Be coated in surface as medium with acetone or kerosene after assembling, utilize venthole to enter pressure-air, check air permeable effect; Whole surface should all evenly, effectively emit bubble to be normal; As found, permeability declines, and makes up with electric pulse, the soft processing mode of laser, and with acetone cleaning, can recover after bone dry;
(7) when the aeration of carrying out ventilative steel is recovered, the gimmick of process has: a. utilizes discharge-treating method, clears up the air-vent of blocking as mirror finish; B. with the method for hand mill, with No. 420 grinding abrasive paper polishings, then to complete after No. 1200 grinding abrasive paper polishings; C. recover the gas permeability of mold insert, all need to process to the inside and outside surface of ventilative steel; D. on the mold base of ventilative steel mold insert that connects, steam vent is established;
(8) other remove greasy dirt methods: 1.. and being heated to 100 DEG C-150 DEG C by taking out PM35 steel mold insert of breathing freely in mould, allowing oil gasification run off, more surperficial with compressed air rinsing; 2.. as mold insert is connected, by the ventilative aperture compressed air rinsing of mould base, dirty for the oil on surface removing with mould bases;
(9) mould needs timely compressed air steel of being breathed freely by PM35 to dry up and rust prevention by applying liquid material agent after a procedure, prevents its oxidation of getting rusty, blows logical before using next time by mould base air-vent compressed air, in order to avoid affect use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410556566.2A CN104338920B (en) | 2014-10-20 | 2014-10-20 | A kind of button die casting die casting and the utilization on compression mod of the ventilative steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410556566.2A CN104338920B (en) | 2014-10-20 | 2014-10-20 | A kind of button die casting die casting and the utilization on compression mod of the ventilative steel |
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| Publication Number | Publication Date |
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| CN104338920A true CN104338920A (en) | 2015-02-11 |
| CN104338920B CN104338920B (en) | 2016-06-08 |
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| CN201410556566.2A Expired - Fee Related CN104338920B (en) | 2014-10-20 | 2014-10-20 | A kind of button die casting die casting and the utilization on compression mod of the ventilative steel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827267A (en) * | 2017-01-18 | 2017-06-13 | 天津市山友玉石纽扣有限公司 | A kind of mould for preparing jade button punching rubber moulding and the method for preparing the mould |
| CN107868899A (en) * | 2017-11-14 | 2018-04-03 | 宁海县大雅精密机械有限公司 | One kind injection ventilative steel and preparation method |
| CN109203310A (en) * | 2018-09-03 | 2019-01-15 | 精英模具（珠海）有限公司 | A kind of manufacture craft of injection mold |
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| JPH0191937A (en) * | 1987-09-30 | 1989-04-11 | Nissin Kogyo Kk | Casting mold |
| CN201179557Y (en) * | 2008-04-16 | 2009-01-14 | 广州市型腔模具制造有限公司 | Air discharge mechanism of mould |
| CN202318800U (en) * | 2011-11-19 | 2012-07-11 | 牟维军 | Mould with inclined guide pillar on fixed die and side slide block on moving die |
| CN103028716A (en) * | 2011-10-08 | 2013-04-10 | 牟维军 | Die mechanism with secondary core extraction function |
| CN103144255A (en) * | 2011-12-07 | 2013-06-12 | 牟维军 | Mold mechanism realizing inner core extraction by oblique ejectors and outer core extraction by outer sliding blocks |
| CN203110254U (en) * | 2012-12-29 | 2013-08-07 | 牟维军 | Combined core-pulling die by oblique guide pillar, oblique chute and oblique press cake |
| CN204075145U (en) * | 2014-10-20 | 2015-01-07 | 贵州华昌汽车电器有限公司 | A kind of button die casting die casting |
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2014
- 2014-10-20 CN CN201410556566.2A patent/CN104338920B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0191937A (en) * | 1987-09-30 | 1989-04-11 | Nissin Kogyo Kk | Casting mold |
| CN201179557Y (en) * | 2008-04-16 | 2009-01-14 | 广州市型腔模具制造有限公司 | Air discharge mechanism of mould |
| CN103028716A (en) * | 2011-10-08 | 2013-04-10 | 牟维军 | Die mechanism with secondary core extraction function |
| CN202318800U (en) * | 2011-11-19 | 2012-07-11 | 牟维军 | Mould with inclined guide pillar on fixed die and side slide block on moving die |
| CN103144255A (en) * | 2011-12-07 | 2013-06-12 | 牟维军 | Mold mechanism realizing inner core extraction by oblique ejectors and outer core extraction by outer sliding blocks |
| CN203110254U (en) * | 2012-12-29 | 2013-08-07 | 牟维军 | Combined core-pulling die by oblique guide pillar, oblique chute and oblique press cake |
| CN204075145U (en) * | 2014-10-20 | 2015-01-07 | 贵州华昌汽车电器有限公司 | A kind of button die casting die casting |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827267A (en) * | 2017-01-18 | 2017-06-13 | 天津市山友玉石纽扣有限公司 | A kind of mould for preparing jade button punching rubber moulding and the method for preparing the mould |
| CN107868899A (en) * | 2017-11-14 | 2018-04-03 | 宁海县大雅精密机械有限公司 | One kind injection ventilative steel and preparation method |
| CN109203310A (en) * | 2018-09-03 | 2019-01-15 | 精英模具（珠海）有限公司 | A kind of manufacture craft of injection mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104338920B (en) | 2016-06-08 |
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