CN207256757U - Die casting system and injection mold - Google Patents

Abstract

The utility model discloses a kind of die casting system and injection mold, wherein, die casting system includes Hot Runner System, and Hot Runner System includes flow distribution plate and multiple hot nozzles, flow distribution plate is provided with a filler and multiple points of running channels, and one end of a hot nozzle corresponds to connection wherein one point of running channel；And cold runner system, cold runner system include multiple cast gates, the other end of a hot nozzle is directed at a cast gate；The raw material of melting injects flow distribution plate by filler, flows to multiple points of running channels, multiple hot nozzle cocurrents to multiple cast gates successively, and part is injection molding eventually through cast gate injection.Technical solutions of the utility model solve the problems, such as the injection molding on the thin melter product part of length, improve the accuracy of plastic emitting, improve the yield rate of product.

Description

Die casting system and injection mold

Technical field

Technology of die manufacturing field is the utility model is related to, this kind of mould of more particularly to a kind of die casting system and application The injection mold of running gate system.

Background technology

Injection molding process has a wide range of applications in manufacturing industry, still has one during current injection molding A little defects, such as when injection moulding plastic is the polycarbonate starting material with glass fibre high level, the mobility of its colloid is bad, Injection difficulty is higher, and when the metalwork for being poured plastic cement is long thin metalwork, workpiece is easily deformed, process In clamping, positioning stability and position precision all be difficult hold, cause the final product quality of injection molding not high, plastic emitting Accuracy, productivity it is low.

Utility model content

The main purpose of the utility model is to provide a kind of die casting system, it is intended to solves in the thin melter product of length On part the problem of injection molding, the accuracy of plastic emitting is improved, improves the yield rate of product.

To achieve the above object, the utility model proposes die casting system, including Hot Runner System, Hot Runner System Including flow distribution plate and multiple hot nozzles, flow distribution plate is provided with a filler and multiple points of running channels, and one end of a hot nozzle, which corresponds to, connects it In one point of running channel；With

Cold runner system, cold runner system include multiple cast gates, and the other end of a hot nozzle is directed at a cast gate；

The raw material of melting injects flow distribution plate by filler, flows to multiple points of running channels, multiple hot nozzle cocurrents successively to multiple Cast gate, part is injection molding eventually through cast gate injection.

Alternatively, cold runner system includes the hot nozzle of multiple pin marks, and the end of a cast gate is correspondingly arranged the hot nozzle of a pin mark, multiple Cast gate connects uniform intervals setting side by side, and the hot nozzle of pin mark corresponds to uniform intervals setting, and the bore of the hot nozzle of pin mark is directed away from hot nozzle Direction taper into.

Alternatively, the hot nozzle of pin mark is formed as the circular cone that there is gradient scope to be 35 ° to 40 °.

Alternatively, diameter of the hot nozzle of pin mark away from cast gate one end is more than or equal to 0.2mm.

Alternatively, the quantity of hot nozzle includes four, and a hot nozzle is correspondingly arranged on six hot nozzles of pin mark.

The utility model also proposes a kind of injection mold, which includes cover half group, dynamic model group and mould described above Has running gate system；Cover half group and dynamic model combination die form cavity, and the cold runner system in die casting system is connected with cavity.

Alternatively, cover half group includes fixed mold core, and dynamic model group includes mavable module core, and fixed mold core and mavable module core cooperatively form cavity, Fixed mold core offers multiple location holes being arranged side by side, and fixed mold core is also equipped with multiple pilot pins, and pilot pin part is placed in fixed Position hole, another part are inserted into cavity and with being injection molding part clamping in cavity.

Alternatively, cover half group further includes solid plate, and dynamic model group further includes moving platen, and at least one side wall of fixed mold core, which is fixed, to be connected At least one first crushing block is connected to, at least one side wall of mavable module core is fixedly connected with least one second crushing block, works as molding When, the first crushing block abuts solid plate towards the surface of fixed mold core, and the second crushing block abuts moving platen towards the surface of mavable module core.

Alternatively, fixed mold core and/or mavable module core material are powder steel.

Alternatively, injection mold further includes blowing suction converting system, and blowing suction converting system includes air compressor machine, solenoid valve fills Put, connecting tube and control device；

Cover half group offers at least two interconnected air flues, at least an air admission hole and at least a venthole, air admission hole are opened Arranged on the side wall surface of cover half group, venthole is opened in a surface of the cover half group towards cavity, the connection of an air flue wherein end Air admission hole, another end connect venthole；

Connecting tube one end of blowing suction converting system is connected with electromagnetic valve device, and the other end is connected with air admission hole, air compressor machine Compressed gas is conveyed into electromagnetic valve device；Before injection, control device sends instruction and electromagnetic valve device is adjusted to air-breathing mode, will Part is injection molding to be adsorbed in cavity；After injection, control device sends instruction and electromagnetic valve device is adjusted to blow mode, will be noted Plastic is played wind and strung instruments out cavity.

Technical solutions of the utility model do not use Hot Runner System plastic emitting directly by adding cold runner system, be changed to from Be converted to after Hot Runner System filling from the direct plastic emitting of cold runner system, not only make use of the function of Hot Runner System temperature control, but also together The accurate plastic emitting of Shi Liyong cold runner systems, indeformable feature, improve the mobility of injection colloid, improve the accurate of plastic emitting Property, glue mouth residue is eliminated, solves the problems, such as the injection molding on the thin melter product part of length, improves the finished product of product Rate.

Brief description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.

Fig. 1 is the overall structure diagram of the utility model injection mold；

Fig. 2 is the overall structure diagram of the die casting system in Fig. 1；

Fig. 3 is the partial enlarged view at A in Fig. 2；

Fig. 4 is the plastic emitting effect diagram that the utility model is injection molding after part injection；

Fig. 5 is the overall structure diagram of the core rod system in the utility model；

Fig. 6 is the partial enlarged view at the B in Fig. 5；

Fig. 7 is the overall structure diagram of the blowing suction converting system in the utility model；

Fig. 8 is the inside air passage structure schematic diagram of the cover half group in the utility model.

Drawing reference numeral explanation：

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower all other embodiments obtained, shall fall within the protection scope of the present invention.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each component, motion conditions etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In the utility model, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should do broad sense reason Solution, for example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can mechanically connect, also may be used Be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements Or the interaction relationship of two elements, unless otherwise restricted clearly.For the ordinary skill in the art, can be with Concrete meaning of the above-mentioned term in the utility model is understood as the case may be.

In addition, and it cannot be managed in the utility model such as relating to the description of " first ", " second " etc. is only used for description purpose Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the skill between each embodiment Art scheme can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when technical solution It will be understood that the combination of this technical solution is not present with reference to there is conflicting or can not realize when, also not in the utility model It is required that protection domain within.

The utility model proposes a kind of die casting system 100.

Incorporated by reference to referring to Figures 1 and 2, in the utility model embodiment, which includes hot flow path system System 110, Hot Runner System 110 include flow distribution plate 111 and multiple hot nozzles 117, flow distribution plate 111 be provided with a filler 113 with it is more A to divide running channel 115, one end of a hot nozzle 117 corresponds to connection wherein one point of running channel 115；With

Cold runner system 130, cold runner system 130 include multiple cast gates 131, and the other end alignment one of a hot nozzle 117 is poured Mouth 131；

The raw material of melting injects flow distribution plate 111 by filler 113, flows to multiple points of running channels 115, multiple hot nozzles successively 117 cocurrents are injection molding part 300 to multiple cast gates 131 eventually through the injection of cast gate 131.

Die casting system 100 in the present embodiment is not gone out directly directly using the hot nozzle 117 of Hot Runner System 110 Glue, but increase and cold runner system 130 is set and is added from multiple 131 plastic emittings of cast gate, the 111 built-in heating silk of flow distribution plate using interior Hot mode, flow distribution plate 111 are electrically connected with terminal box 150, and the present embodiment wherein has four using X-type flow distribution plate 111 The four points of running channels 115 in runner hole and corresponding connection, each point of running channel 115 are arranged a hot nozzle 117, each hot alignment of nozzle 117 increase The multiple cold runner systems 130 set, and each cold runner system 130 is then injection molding part 300 by the alignment of multiple cast gates 131 and needs Irrigate the position of raw material.Then, the raw material of melting injects the sprue of flow distribution plate 111 by filler 113 and flows through shunting Multiple cast gates 131 that each point of running channel 115 of plate 111 enters after multiple hot nozzles 117 again eventually through cold runner system 130 inject mould Complete the injection molding to being injection molding part 300 in the inner cavity of core system 230.

Referring in particular to Fig. 4, it is content of glass fiber that the present embodiment is primarily applicable for injection raw material in actual production Up to 50% PC makrolon is poured into long thin metal products part.When using 110 direct plastic emitting of Hot Runner System, because heated The nozzle point of swelling heat nozzle 117 is likely to directly contact the injection hole 310 for being injection molding part 300, then causes gum outlet to produce turbulent flow Residue, or even the damage of handware can be caused, and for the thin made of metal workpiece of length be easier bending damage, be difficult to it is accurate Positioning and maintain, perfusion plastic cement the characteristics of easily staying residue, technical solutions of the utility model by using cold runner system 130 with 110 common technology of Hot Runner System, not only make use of the temperature controlling function of Hot Runner System 110, but also make use of cold runner system 130 not Yielding accurate characteristic, in conjunction with the optimization set in long 200 structure of thin pieces injection mold, largely improves most The effect of injection plastic emitting eventually.

Technical solutions of the utility model are mainly by using the multiple cold flows of increase setting on the basis of Hot Runner System 110 Road system 130, using hot nozzle 117 fill colloid after again by 131 direct plastic emitting of cast gate so that improve plastic material colloid flowing Property, the accuracy of plastic emitting is improved, solves the problems, such as the injection molding on the thin melter product part of length, improves product on the whole Yield rate.

Fig. 2 is continued referring to, cold runner system 130 includes the hot nozzle 133 of multiple pin marks, and the end of a cast gate 131, which corresponds to, to be set The hot nozzle 133 of a pin mark is put, multiple cast gates 131 connect uniform intervals setting side by side, and the hot nozzle 133 of pin mark corresponds to uniform intervals and sets, The direction that the bore of the hot nozzle 133 of pin mark is directed away from hot nozzle 117 tapers into.

Cold runner system 130 in the present embodiment connects into length row, and each cast gate using multiple cast gates 131 side by side 131 end is correspondingly formed the arrangement of a pin mark hot 133 uniform intervals of nozzle, and the distance between adjacent two hot nozzles 133 of pin mark are 15mm, because the present embodiment is corresponded in production application, to be injection molding part 300 be long 600mm, wide 6mm, and the length of high 0.15mm is thin Each evenly spaced injection glue inlet of metal product part；While the gum outlet of the hot nozzle 133 of pin mark is in diminishing Structure, could be provided as infundibulate, the bore that the turriform with gradient only needs to meet gum outlet tapers into.

Multiple hot nozzles 133 of pin mark correspond to the multiple injection holes uniform intervals setting arranged side by side for being injection molding part 300, can meet more A injection hole is molded at the same time, greatly improves the production efficiency of injection molding；The gum outlet bore of the hot nozzle 133 of pin mark is in gradual at the same time The structure of diminution, can cause the nozzle point of hot 133 lower end of nozzle of pin mark to taper into, and achieve the purpose that accurately to be molded colloid, and The residue of turbulent flow is not likely to produce in Jiao Kou, improves the mobility of colloid, eliminates the glue for being injection molding part 300 and the hot nozzle 133 of pin mark Mouth residue, easy to clean and use, finally improves the yield rate for being injection molding part 300 on the whole.

Referring in particular to Fig. 3, specifically, the hot nozzle 133 of pin mark is formed as the circular cone that there is gradient scope to be 30 ° to 40 °.

For the hot nozzle 133 of pin mark in the present embodiment in cone, which is 30 ° to 40 °, specific preferred 35 ° of cone.Since mobility of the high-content PC makrolon under hot melt state is worse, the injection colloid raw material edge of melting The peripheral interior wall of the hot nozzle 133 of conical pin mark to its nozzle point plastic emitting, not only beneficial to high-content material flow, reduces turbulent flow residual The generation of thing, and be gradually reduced the nozzle point of bore, is not easy contact and is injection molding part 300 to cause to damage to a certain extent, improves The accuracy of plastic emitting, integrally improves and is injection molding qualification rate of the part 300 as injecting products.

Referring once again to Fig. 3, it is preferable that the diameter of the hot one end of nozzle 133 away from cast gate of pin mark is greater than or equal to 0.2mm.

The nozzle point diameter of the hot nozzle 133 of pin mark in the present embodiment is specifically configured to 0.2mm, larger compared to hot nozzle 117 Lower end, the nozzle point plastic emitting of the hot nozzle 133 of pin mark can approach the surface for being injection molding part 300 as much as possible, will not push up and damage It is injection molding part 300.

Incorporated by reference to reference to Fig. 4, the present embodiment is injection molding part 300 and completes after being molded colloid, is noted with reference in the present embodiment The glue position of plastic 300 can be produced by high-precision numerical control machine tooling, while also use minute surface spark machine and self-test ultrahigh speed The manufacturing procedure mode of CNC, can reach RA0.2 μm to reach the roughness on surface and precision, can improve plastic material and exist Mobility in dies cavity, and can be so that being injection molding the precise match positioning of part 300 and the long thin pieces mould；Another this is injection molding Multiple injection holes 310 of part 300 are disposed as the structure of a groove (not indicating), and such as Fig. 4 is formed during easy to inject fused raw material Molding effect, the base diameter of the groove is 0.8mm, when the plastic material of melting runs through each injection hole 310, pin mark heat The accurate injection of nozzle 133 can reach the boss that diameter 1.5mm is formed in the upper surface groove for be injection molding part 300, while Another surface forms the colloid of strip by injection molding body and is injection molding part 300 and forms an entirety, ensure the adhesion of colloid with Stability, to complete the injection molding process of long thin pieces.

The nozzle point diameter of the hot nozzle 133 of pin mark is arranged to 0.2mm, on the basis of 110 system of cold-hot flow passage system, more into The effect of accurate plastic emitting is realized to one step, improves the yield rate for being injection molding part 300.

Fig. 2 is refer to, the quantity of hot nozzle 117 includes four, and a hot nozzle 117 is correspondingly arranged on the hot nozzle 133 of six pin marks.

It is because the present embodiment mainly uses the flow distribution plate 111 of X-type, then corresponding that there is four points of running channels 115 and hot nozzle 117, together Shi Yire nozzles 117, then can be multiple at the same time by moving horizontally the hot nozzle 133 of six pin marks for being directed at uniform intervals arranged side by side and setting Gum outlet carries out injection molding, greatly improves the efficiency of production；It is equally possible that the shunting using H-type, I types, Y types and K-type Plate 111, is correspondingly arranged multiple hot nozzles 117.

The flow distribution plate 111 of the present embodiment has multiple points of running channels 115, and each point of running channel 115 corresponds to a hot nozzle 117, each Corresponding multiple hot nozzles 133 of pin mark, the quantity for adding gum outlet are set hot nozzle 117 at the same time again, easy to operation with processing, and improve life The whole efficiency of production.

Refer to Fig. 5, the utility model also proposes a kind of injection mold 200, the injection mold 200 include cover half group 210, Dynamic model group 220 and die casting system 100 described above；Cover half group 210 and the molding of dynamic model group 220 form cavity (not indicating), Cold runner system 130 in die casting system 100 is connected with cavity.

Since the present embodiment is for its consideration of the plastic material used containing a large amount of glass fibres, when injection, is general using at a high speed High pressure, the inner cavity abrasion that substantial amounts of glass fibre is easy to cause the long thin pieces injection mold 200 is very serious, simultaneously because length is thin Metal product part has the characteristics of long and soft, more difficult positioning and is maintained in injection molding process, slightly deviation just mould-injection dislocation Position, abuts pressing and is injection molding part 300 and damages the mould, so being provided with multiple mounting holes 219 in fixed mold core 212 respectively, moves Mode 222 has been correspondingly arranged multiple through holes 224, wears through hole 224 using cover half mold insert 226 and is adapted to locking with mounting hole 219 Mavable module core 222 and fixed mold core 212 are fixedly connected with, is used in the present embodiment each in fixed mold core 212 and the long side both sides of mavable module core 222 Uniform intervals are correspondingly arranged on eight mounting holes 219 and through hole 224, can meet the need of the high speed and high pressure in injection molding process Ask；Similarly.Other fasteners can also be used, such as screw or bolt.

Increase sets 130 direct injection of cold runner system on the basis of Hot Runner System 110 in the present embodiment, further Ground improves the adaptation uniformity between parts, improves the accurate of mould and coordinates contraposition, is conducive to be injection molding the injection of part 300 Molding yield rate.

Fig. 6 is refer to, specifically, cover half group 210 includes fixed mold core 212, and dynamic model group includes mavable module core 222, fixed mold core 212 Cavity is cooperatively formed with mavable module core 222, fixed mold core 212 offers multiple location holes 213 being arranged side by side, and fixed mold core 212 is also pacified Equipped with multiple pilot pins 214,214 part of pilot pin is placed in location hole 213, another part be inserted into cavity and with cavity Part 300 is injection molding to be clamped.

In the present embodiment, increase sets multiple 214 parts of pilot pin to be placed in the location hole 213 of fixed mold core 212, fixed One end of position pin 214 houses and is fixed on mounting hole 219, and other end part is convexly equipped in fixed mold core 212 towards a surface of cavity simultaneously Alignment and fixation are adapted to the injection hole 310 for being injection molding part 300, specifically, between the present embodiment is provided with six pilot pins 214 uniformly Every being arranged at fixed mold core 212 towards the surface for being injection molding part 300, it is equally possible that increase sets the quantity of pilot pin 214 To meet the requirement of the stability of the injection molding environment of more ultrahigh speed high pressure.

The setting of pilot pin 214 further increasing be injection molding part 300 and long thin injection mold 200 be adapted to positioning Property, avoid the long thin contraposition of part 300 that is injection molding from being not allowed, cause the unqualified of injecting products, improve injecting products on the whole It is molded effect and yield rate.

Solid plate 211 is further included incorporated by reference to reference to Fig. 1 and Fig. 5, cover half group 210, dynamic model group 220 further includes moving platen 221, At least one side wall of fixed mold core 212 is fixedly connected with least one first crushing block 215, and at least one side wall of mavable module core 222 is consolidated Surely at least one second crushing block 225 is connected with, when the die is closed, the first crushing block 215 abuts solid plate 211 towards fixed mold core 212 surface, the second crushing block 225 abut moving platen 221 towards the surface of mavable module core 222.

Fig. 1 is refer to, in actual operating process, the installation of dynamic model group 220 is that mavable module core 222 first is loaded moving platen Fixed in 221 and by fastener, ejection system (not indicating) is oriented to by return pin (not indicating) and is filled with moving platen 221 Match somebody with somebody；Similarly, the installation of cover half group 210 is that fixed mold core 212 is transferred to solid plate 211 to fix also by fastener, by flow distribution plate 111 guiding roles through cover half guide post (not indicating) are assembled with solid plate 211；Whole cover half group 210 is passed through into cover half guide post again Molded with whole dynamic model group 220, the plastic material of melting is complete then under the promotion of the high speed and high pressure of injection molding machine (not shown) Into injection molding, ejection system will be injection molding part 300 and eject the fixed mold core 212 again.

So the present embodiment is also further set in the same direction of fixed mold core 212 with least side of mavable module core 222 An at least crushing block is put, solid plate 211 is fitted into easy to fixed mold core 212, when mavable module core 222 is fitted into moving platen 221, prevents Due to directly contacting and serious wear, the setting of 215 and second crushing block 225 of the first crushing block can for both mode and template To reduce the degree of wear of each parts in injection moulding process, extend the service life of the injection mold 200.

Preferably, fixed mold core 212 and/or 222 material of mavable module core are powder steel.

The M390MICROCL of choice of powder metallurgy is as mode steel in the specific actual production process of the utility model, The steel have a wearability and corrosion resistance of superelevation, and height throws that optical activity is good, and its excellent dimensional stability become reconciled it is anti- Vibratory impulse performance.

Fig. 7 is refer to, injection mold 200 further includes blowing suction converting system 240, and blowing suction converting system 240 includes sky Press 245, electromagnetic valve device 241, connecting tube 243 and control device；

Cover half group 210 offers at least two interconnected air flue 216, at least an air admission hole 217 and an at least ventholes 218, air admission hole 217 is opened in the side wall surface of cover half group 210, and venthole 218 is opened in cover half group 210 one towards cavity Surface, the wherein end of air flue 216 connection air admission hole 217, another end connects venthole 218；

243 one end of connecting tube of blowing suction converting system 240 is connected with electromagnetic valve device 241, the other end and air admission hole 217 Connection, 245 compressed gas of air compressor machine are conveyed into electromagnetic valve device 241；Before injection, control device sends instruction by electromagnetic valve device 241 are adjusted to air-breathing mode, will be injection molding part 300 and are adsorbed in cavity；After injection, control device sends instruction and fills solenoid valve Put 241 and be adjusted to blow mode, part 300 will be injection molding and played wind and strung instruments out cavity.

The present embodiment for the ease of length it is thin be injection molding part 300 be ejected system abjection mold cavity when be not damaged and Increase sets blowing suction converting system 240, and produce compressed gas using air compressor machine 245 enters air pressure tune by pipeline (not indicating) Table 247 is saved, compressed gas enters booster pump 249 after filtering out moisture therein by air pressure adjustment table 247, then by booster pump Demand air pressure is arrived in 249 adjustings, and compressed gas enters back into solenoid valve 241, and solenoid valve 241 is filled with the control on injection molding machine (not shown) (not shown) is put to be electrically connected to receive control instruction；Fixed mold core 212 opens up two air admission holes 217 in its bottom, and one connects Adapter 243 is connected with an air admission hole 217, meanwhile, fixed mold core 212 also corresponds in the one side towards cavity and opens up two ventholes 218, venthole 218 is set respectively close in location hole 213.In actual use, when needing thin to length to be injection molding part 300 position and when maintaining to be placed in mold cavity, and control instruction causes suction solenoid valve 2413 to be connected with connecting tube 243, pneumatic Type getter device (not shown) using pneumatic fluid principles by the gas flowed through using producing inspiratory effects, be injection molding length is thin Part 300 is adsorbed in the inner cavity of mould until molding；Conversely, control instruction causes air blowing solenoid valve 2411 to be connected with connecting tube 243, Produce blowing effect so that the part 300 that is injection molding for having completed injection molding smoothly ejects 212 inner cavity of fixed mold core easily.

Blow in the present embodiment and turn getter device, simple in structure, a tractor serves several purposes realizes air blowing and two big work(of air-breathing at the same time Can, while saving the financial cost of production, also ensure that the long thin precise positioning for being injection molding part 300 and ejection.

In addition, for the ease of the practical operation of operating personnel, being accurately positioned and maintaining for long thin pieces is further improved, The utility model, which may also be combined with, sets a special manipulator sucker (not shown), and part will be injection molding using the manipulator sucker 300 are placed into fixed mold core 212 and align fixation with pilot pin 214；After the completion injection molding of part 300 is injection molding, recycle Manipulator is held in time is positioned over next specified station by injecting products.

The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, It is every under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes Change, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. A kind of 1. die casting system, it is characterised in that including：

   Hot Runner System, the Hot Runner System include flow distribution plate and multiple hot nozzles, the flow distribution plate be provided with a filler and Multiple points of running channels, one end of a hot nozzle correspond to connection and wherein divide running channel described in one；With

   Cold runner system, the cold runner system include multiple cast gates, and the other end of a hot nozzle is directed at a cast gate；

   The raw material of melting injects the flow distribution plate by the filler, flows to multiple described divide running channel, multiple heat successively Nozzle cocurrent is injection molding part to multiple cast gates eventually through cast gate injection.
2. 2. die casting system as claimed in claim 1, it is characterised in that the cold runner system includes multiple pin marks heat Nozzle, the end of a cast gate are correspondingly arranged a hot nozzle of pin mark, and multiple cast gates connect uniform intervals setting, institute side by side State the hot nozzle of pin mark and correspond to uniform intervals arranged side by side and set, the direction that the bore of the hot nozzle of pin mark is directed away from the hot nozzle gradually becomes It is small.
3. 3. die casting system as claimed in claim 2, it is characterised in that the hot nozzle of pin mark is formed as with gradient scope For 30 ° to 40 ° of circular cone.
4. 4. die casting system as claimed in claim 3, it is characterised in that the described one end of the hot nozzle of pin mark away from the cast gate Diameter be greater than or equal to 0.2mm.
5. 5. die casting system as claimed in claim 2, it is characterised in that the quantity of the hot nozzle includes four, an institute State hot nozzle and be correspondingly arranged on six hot nozzles of pin mark.
6. 6. a kind of injection mold, it is characterised in that including cover half group, dynamic model group and such as any one institute in claim 1 to 5 The die casting system stated；The cover half group and dynamic model combination die form cavity, the cold runner system in the die casting system System is connected with the cavity.
7. 7. injection mold as claimed in claim 6, it is characterised in that the cover half group includes fixed mold core, the dynamic model group bag Include mavable module core, the fixed mold core and mavable module core cooperatively form the cavity, the fixed mold core offer it is multiple be arranged side by side determine Position hole, the fixed mold core are also equipped with multiple pilot pins, and the pilot pin part is placed in the location hole, and another part stretches into In the cavity and with being injection molding part clamping in the cavity.
8. 8. injection mold as claimed in claim 7, it is characterised in that the cover half group further includes solid plate, the dynamic model group Moving platen is further included, at least one side wall of the fixed mold core is fixedly connected with least one first crushing block, the mavable module core At least one side wall is fixedly connected with least one second crushing block, and when the die is closed, first crushing block abuts the solid plate Towards the surface of the fixed mold core, second crushing block abuts the moving platen towards the surface of the mavable module core.
9. 9. injection mold as claimed in claim 7, it is characterised in that the fixed mold core and/or the mavable module core material are powder Last steel.
10. 10. the injection mold as described in any one in claim 6 to 9, it is characterised in that the injection mold, which further includes, to be blown Air-breathing converting system, the blowing suction converting system include air compressor machine, electromagnetic valve device, connecting tube and control device；

    The cover half group offers at least two interconnected air flue, at least an air admission hole and an at least ventholes, the air inlet Hole is opened in the side wall surface of the cover half group, and the venthole is opened in a table of the cover half group towards the cavity Face, a air flue wherein end connect the air admission hole, and another end connects the venthole；

    Connecting tube one end of the blowing suction converting system is connected with the electromagnetic valve device, and the other end connects with the air admission hole Connect, the air compressor machine compressed gas is conveyed into the electromagnetic valve device；Before injection, the control device sends instruction by the electricity Magnet valve device is adjusted to air-breathing mode, and the part that is injection molding is adsorbed in the cavity；After injection, the control device is sent The electromagnetic valve device is adjusted to blow mode by instruction, and the part that is injection molding is played wind and strung instruments out the cavity.