CN109483822A - Mold system - Google Patents
Mold system Download PDFInfo
- Publication number
- CN109483822A CN109483822A CN201811622736.7A CN201811622736A CN109483822A CN 109483822 A CN109483822 A CN 109483822A CN 201811622736 A CN201811622736 A CN 201811622736A CN 109483822 A CN109483822 A CN 109483822A
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- China
- Prior art keywords
- water jacket
- layer water
- jacket
- internal layer
- mold system
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 178
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 239000000498 cooling water Substances 0.000 claims abstract description 18
- 230000013011 mating Effects 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 11
- 230000032258 transport Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000463 material Substances 0.000 description 17
- 238000001746 injection moulding Methods 0.000 description 11
- 238000004513 sizing Methods 0.000 description 10
- 230000006872 improvement Effects 0.000 description 9
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 108091006146 Channels Proteins 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 102000010637 Aquaporins Human genes 0.000 description 2
- 108010063290 Aquaporins Proteins 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
- B29C45/2806—Closure devices therefor consisting of needle valve systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2737—Heating or cooling means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Present invention discloses a kind of mold systems.Mold system includes template, and template, which has, opens frame, mold cavity and empty avoiding mouth, and frame and mold cavity are opened in the connection of empty avoiding mouth；Hot mouth component, hot mouth component are inserted in out in frame, and it has the runner extended in a first direction；Cooling jacket, cooling water is set on out in frame, cooling jacket includes the internal layer water jacket being set in outside hot mouth component and the outer layer water jacket being set in outside internal layer water jacket, outer layer water jacket or internal layer water jacket include gate part, gate part is arranged in empty avoiding mouth, gate part has the gum outlet of connection runner and the cast gate of mold cavity, the inner surface of outer layer water jacket and the outer surface of internal layer water jacket are surrounded and transport sink out, outer layer water jacket is provided with two water holes of perforation its inner surface and its outer surface, and fortune sink is connected with two water holes.The present invention is laid in sink is transported between double-layer water jacket, and is greatly reduced fortune sink at a distance from hot mouth component gum outlet, is enhanced cooling effect.
Description
Technical field
The invention belongs to Hot runner Technology field, it is related to a kind of mold system, more particularly to a kind of with good cooling results
Cooling jacket mold system.
Background technique
The injection molding technology generallyd use at present in Injection Industry is Hot runner Technology, Hot runner Technology, particular by adding
Thermal technology, so that sizing material flows into mold cavity along runner with molten condition, to be molded by plastic product.Pass through Hot runner Technology
The plastic cement products quality processed is higher, and mold system has saving raw material, raising production efficiency, the degree of automation height etc. excellent
Point.
Join Fig. 1, in the prior art, mold system generally includes that sizing material is made to be kept molten by the hot mouth component conveyed
1 ', it is set in the external cooling jacket 2 ' of hot mouth component 1 ' and constructs the template 3 ' of molded product type chamber.Wherein, cooling jacket
2 ' sealing groups are opened in frame 30 ' mounted in template 3 ', and cooling jacket 2 ' and template 3 ' surround a fortune hydrospace 20 ' out.Cooling water energy
Fortune hydrospace 20 ' is enough entered by the intake tunnel 31 ' in template 3 ', and along the flowing of fortune aquaporin 20 ' until passing through template 3 '
In exhalant canal 32 ' flow out.Cooling water can take away heat along fortune 20 ' flow process of aquaporin, to realize to hot mouth
The cooling down of sizing material at 2 ' tip of component.
However, the fortune hydrospace 20 ' of the prior art is centered around the periphery of cooling jacket 2 ', separate runner A ' and cast gate S ',
Cooling effect is poor, so that temperature drift at cast gate S ', the plastic product surface processed is formed at cast gate S '
Sun line and high spot, especially processing dark colour plastic product defect become apparent.
Summary of the invention
For the technical problem for solving cooling jacket cooling effect difference in the prior art, the purpose of the present invention is to provide one kind
Mold system, the mold system of especially a kind of cooling jacket with good cooling results.
For achieving the above object, one embodiment of the invention provides a mold system, and the mold system includes,
Template, the template, which has, opens frame, mold cavity and empty avoiding mouth, and frame and described is opened described in the empty avoiding mouth connection
Mold cavity；
Hot mouth component, the hot mouth component be inserted in it is described open in frame, and it has the runner extended in a first direction；
Cooling jacket, the cooling water be set on it is described open in frame, the cooling jacket includes being set in the hot mouth
Internal layer water jacket outside component and the outer layer water jacket being set in outside the internal layer water jacket, the outer layer water jacket or the internal layer water jacket
Including gate part, the gate part is arranged in the empty avoiding mouth, the gate part have the gum outlet for being connected to the runner and
The outer surface of the cast gate of the mold cavity, the inner surface of the outer layer water jacket and the internal layer water jacket is surrounded transports sink out, institute
Two water holes that outer layer water jacket is provided with perforation its inner surface and its outer surface are stated, the fortune sink is connected with two water holes
It is logical.
Further improvement as an embodiment of the present invention, the hot mouth component include ontology and connect with the ontology
Sharp-tongued, the gum outlet is arranged at the sharp-tongued place；The cooling jacket and the ontology interval are arranged.
Further improvement as an embodiment of the present invention, the outer layer water jacket include the gate part, cylindrical socket
Portion and mating part, the both ends of the mating part in said first direction are separately connected the socket part and the gate part,
And turning is formed between the mating part and the socket part, the fortune sink is located at the corner.
Further improvement as an embodiment of the present invention, the internal layer water jacket include cylindrical nesting part and fortune water portion,
The outer surface of the nesting part fits closely the inner surface of the socket part, and the first end in the fortune water portion connects the nesting
The second end in portion, the fortune water portion supports the inner surface of the mating part；The fortune outer surface in water portion, the mating part it is interior
The inner surface of surface and the socket part surrounds the fortune sink out.
The inner surface of further improvement as an embodiment of the present invention, the mating part is provided with fin；The fortune water
The second end in portion has the first support arm and the second support arm, and first support arm supports the inner surface of the mating part, institute
It states the second support arm and supports the fin.
Further improvement as an embodiment of the present invention, the hot mouth component further includes pressure cap, and the pressure cap is set in
It is described sharp-tongued outer and with the ontology is fixed is coupled；The outer surface of the pressure cap and the contacted inner surfaces of the fin are held.
Further improvement as an embodiment of the present invention, the internal layer water jacket further includes ring flange, and the ring flange connects
It connects the nesting part and is located at the nesting part away from the one end in the fortune water portion, the ring flange and the socket part are described
It is oppositely arranged on first direction, and mutually matched spline structure is provided therebetween.
Further improvement as an embodiment of the present invention, the frame of opening is with stage portion；The internal layer water jacket further includes
Outer flange, the outer flange connect the ring flange and are located at one end that the ring flange deviates from the nesting part；The evagination
Edge and the stage portion mutually support in said first direction；
The mold system further includes the second template, and second template assemblies are fixed in the template, and described
Two templates support the outer flange and limit the internal layer water jacket and move along the first direction away from the outer layer water jacket.
Further improvement as an embodiment of the present invention is provided with sealing between the cooling jacket and the template
Circle, is provided with sealing ring between the internal layer water jacket and the outer layer water jacket.
Further improvement as an embodiment of the present invention, the mold system further include driving device and needle, described
The first end of needle connects the driving device, and the second end of the needle configures in the cast gate；The driving device band
The needle is moved to move back and forth along the first direction, the second end of the needle the state contacted with the gate part and with
It is converted between the separated state of the gate part.
Compared with prior art, the invention has the following advantages: being laid by setting double-layer water jacket and by fortune sink
Between double-layer water jacket, so that fortune sink is greatly reduced at a distance from hot mouth component gum outlet, to enhance cooling effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the mold system of the prior art；
Fig. 2 is the structural schematic diagram of the mold system of one embodiment of the invention；
Fig. 3 is the decomposition texture schematic diagram of the mold system of one embodiment of the invention.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
Join Fig. 2 to Fig. 3, one embodiment of the invention provides a mold system 100, and mold system 100 is set as needle
Formula hot runner mould system specifically includes flow distribution plate, hot mouth component 1, cooling jacket 2, template 3, needle 4 and driving dress
It sets.Certainly, only example is valve needle type hot runner mold system to mold system 100, and mold system 100 is without being limited thereto, such as is replacing
For in embodiment, mold system 100 can also be open hot runner mould system.
Template 3 has mold cavity, and the mold cavity is for molding plastic product.
Mold system 100 has runner, and the runner is for the melting sizing material that injection molding machine nozzle ejects to be delivered to
In the mold cavity.That is, the runner is the channel sky being formed between the injection molding machine nozzle and the mold cavity
Between.
In the present embodiment, the runner includes the flow manifold being formed in the flow distribution plate, is formed in hot mouth component 1
In transport runner A and the cast gate S that is formed in cooling jacket 2.Wherein, the glue inlet of the flow manifold and injection molding machine spray
Mouth is adapted, to receive the melting sizing material flowed out from injection molding machine nozzle；The glue inlet for transporting channel A is connected to the flow manifold
Gum outlet, to receive the melting sizing material come from flow manifold conveying；Gum outlet A1 and the institute of channel A is transported in cast gate S connection
Mold cavity is stated, in injection molding generates, transporting the melting sizing material in the A of channel can be flowed into the mold cavity by cast gate S,
To complete the processing of injecting products.
Needle 4 is set as lengthwise rod-like element, first end directly or indirectly driving device described in assembly and connection, and second
Configuration is in cast gate S after end 41 passes through the flow distribution plate and hot mouth component 1.For ease of description, in the application, the lengthwise of needle 4
Direction definition is vertical direction, is horizontal direction with the perpendicular direction definition of vertical direction；By the first end of needle 4 to needle
The pointing direction of 4 second end 41 is defined as "lower", otherwise is defined as "upper".
The driving device specifically may be configured as cylinder or oil cylinder, and the driving device drives needle 4 along vertical controlledly
Direction moves back and forth, so that the injection molding at start and stop cast gate S acts.
Specifically, when needle 4 moves straight down, the second end 41 of needle 4 is in contact with cold-zone water jacket 2, needle 4
Second end 41 blocks cast gate S, in this way, the melting sizing material transported in runner A can not enter the mold cavity by cast gate S,
Stop injection molding movement；When needle 4 moves straight up, second end 41 and 2 phase of cold-zone water jacket of needle 4 are separated, needle 4
Second end 41 no longer blocks cast gate S, and cast gate S is opened wide, in this way, the melting sizing material of injection molding machine nozzle ejection successively flow by the shunting
Road, transport runner A, cast gate S are flowed into the mold cavity, namely starting injection molding movement.
In this application, template 3, which has, opens frame B and empty avoiding mouth B1, and frame B and the mold cavity are opened in empty avoiding mouth B1 connection.
Hot mouth component 1 is inserted in out in frame B1, is substantially in structure substantially symmetrical about its central axis.The central axis V of hot mouth component 1 is parallel
In vertical direction.For ease of description, the direction along horizontal radial approach central axis V is defined as "inner", otherwise definition in the application
For "outside"
Hot mouth component 1 includes ontology 11, sharp-tongued 12, pressure cap 13 and heater.
In the present embodiment, ontology 11 is fixed is assembled in below the flow distribution plate, and ontology 11 is hollow cylindrical configuration, is transported
The glue inlet of runner A is arranged in 11 upper end of ontology, and the overwhelming majority for transporting channel A is arranged in ontology 11.
The heater is mounted on ontology 11, and heat production is after being used to be powered with heater body 11, and then makes in runner A
Sizing material is kept molten by.
For sharp-tongued 12 assembly and connection below ontology 11, sharp-tongued 12 be also hollow cylindrical configuration, transports the small portion of residue of runner A
Sharp-tongued 12 lower end is arranged in the gum outlet for setting up separately and setting in sharp-tongued 12, and transport channel A.
Pressure cap 13 is also in hollow cylindrical configuration, is set in outside sharp-tongued 12, and pressure cap 13 and ontology 11 are coupled by screw thread and are fixed,
And sharp-tongued 12 are supported upwards, so that sharp-tongued 12 keep de- downwards without opposing body 11 with 11 seamless interfacing state of ontology
It opens.
Cooling jacket 2 is arranged in opening frame B comprising outer layer water jacket 21 and internal layer water jacket 22.
Internal layer water jacket 22 is set in outside hot mouth component 1, of course, it is possible to be that 22 part of internal layer water jacket is set in hot mouth component 1
Outside, it can also be set in outside hot mouth component 1 as internal layer water jacket 22 is whole in the present embodiment.
Outer layer water jacket 21 is set in outside internal layer water jacket 22, of course, it is possible to be such as 21 local sleeve of outer layer water jacket in the present embodiment
It is outer to be located at 22 part of internal layer water jacket, all outer or outer layer water jackets of internal layer water jacket 22 can also be set in 21 part of outer layer water jacket
21 be all set in that the part of internal layer water jacket 22 is outer or outer layer water jacket 21 to be all set in internal layer water jacket 22 all outer.
Outer layer water jacket 21 includes gate part 213, and gate part 213 is annular in shape, and gate part 213 is arranged in empty avoiding mouth B1,
The center constitutes cast gate S.When needle 4 moves back and forth along the vertical direction, 41 outer surface of second end of needle 4 and gate part
213 inner surface can be in close contact fitting or separate certain interval, so that the injection molding at start and stop cast gate S acts.Certainly, it is replacing
For that can cancel in embodiment, the gate part 213 for constructing cast gate S is set on layer water jacket 21 outside, and what is substituted makes internal layer water jacket
22 lower end is set as constructing the gate part of cast gate S.
Preferably, sharp-tongued 12 lower end surface 121 fits closely the upper surface of gate part 213, so that transporting runner A's
Gum outlet A1 can be with cast gate S seamless interfacing.
Fortune sink C out is surrounded in the inner surface of outer layer water jacket 21 and the outer surface of internal layer water jacket 22, which surround center
Axis V setting.Outer layer water jacket 21 is provided with water hole 2101 and water hole 2102, and water hole 2101 and water hole 2102 penetrate through outer layer water jacket 21
The inner surface and the outer surface.
Fortune sink C is connected with water hole 2101, and is connected to the inlet pipeline 31 in template 3 by water hole 2101, thus
Introduce cooling water；Meanwhile it transporting sink C and being connected with water hole 2102, and the outlet pipeline in template 3 is connected to by water hole 2102
32, so that cooling water is discharged.In this way, cooling water can enter in fortune sink C from water hole 2101, and along fortune sink C flowing, directly
It is flowed out outside cooling jacket 2 to from water hole 2102.
In this way, the mold system 100 of one embodiment of the invention passes through setting double-layer water jacket and incites somebody to action compared with prior art
Fortune sink C is laid between double-layer water jacket, so that fortune sink C is greatly reduced at a distance from 1 gum outlet A1 of hot mouth component, thus
Enhance cooling effect.
Also, the heat that in the present embodiment, the heater radiates can first be transmitted to internal layer water jacket 22, in internal layer
During water jacket 22 transfers heat to outer layer water jacket 21, the cooling water transported in sink C can take away heat one step ahead, to make
The temperature for obtaining outer layer water jacket 21 is relatively lower, and gate part 213 in the application is combined to be arranged on outer layer water jacket 21, to realize
To the better cooling effect of cast gate S.
Specifically, outer layer water jacket 21 further includes socket part 211 and mating part 212.
The lower end of the upper end connection socket part 211 of mating part 212, the lower end of mating part 212 connects gate part 213.Socket
Portion 211, mating part 212, gate part 213 are set gradually from top to bottom, and are integrally formed as an entirety.
Socket part 211 is the cylindrical barrel structure around central axis V, and outer surface 2111 is fitted closely with template 3.
Mating part 212 extends in the diagonal from the upper end to its lower end, forms turning between mating part 212 and socket part 211,
Fortune sink C is located at the corner；The outer surface of mating part 212 is fitted closely with template 3.
In the present embodiment, water hole 2101 and water hole 2102 are arranged in socket part 211, and the two penetrates through socket part
211 outer surface 2111 and the inner surface 2112 of socket part 211；And water hole 2101 and water hole 2102 be close to the turning, this
Sample no longer needs to add the logical of other auxiliary communications between water hole 2101 and fortune sink C, between water hole 2102 and fortune sink C
Road reduces the structure complexity of cooling jacket 2.
Further, internal layer water jacket 22 includes nesting part 223 and fortune water portion 224.
Nesting part 223 and fortune water portion 224 are set in outer layer water jacket 21.
Nesting part 223 is the cylindrical barrel structure around central axis V, the interior table of outer surface 2230 and socket part 211
Face 2112 fits closely.
Fortune water portion 224 is located at the lower end of internal layer water jacket 22, and nesting part 223 is located at the middle part of internal layer water jacket 22.Transport water portion
The lower end of 224 upper end connection nesting part 223；The lower end in fortune water portion 224 closely supports the inner surface of mating part 212.
The outer surface 2240 in fortune water portion 224 extends in the diagonal from the upper end to its lower end, transports the outer surface in water portion 224
2240, the inner surface 2120 of mating part 212 and the inner surface 2112 of socket part 211 surround fortune sink C out.
Further, the inner surface 2120 of mating part 212 is provided with fin 214, fin 214 from inner surface 2120 vertically to
Upper extension.
Corresponding, the lower end in fortune water portion 224 has the first support arm 2241 and the second support arm 2242.First support arm
2241 substantially in the annulus extended vertically, and lower end surface closely supports the inner surface 2120 of mating part 212；Second support arm 2242
The annulus substantially to extend horizontally, inner face closely support the outer surface of fin 214.In this way, fortune water portion 224 can be enhanced
Leakproofness between lower end and outer layer water jacket 21.
In the present embodiment, the upper end of the first support arm 2241 and the outer end of the second support arm 2242 intersect vertically, the two
Constitute a L-shaped structure.
Preferably, sealing ring 5 is set between internal layer water jacket 22 and outer layer water jacket 21, and in the present embodiment, sealing ring 5 is arranged
Between the lower end and mating part 212 in fortune water portion 224, specifically, sealing ring 5 is arranged by the first support arm 2241, second
The fin 214 of brace 2242,212 inner surface 2120 of mating part and mating part 212 surrounds in space out.It is sealed by setting
Circle 5 can flow downward to cast gate to avoid gap of the cooling water in fortune sink C between internal layer water jacket 22 and outer layer water jacket 21
At S, namely avoids cooling water pollution melting sizing material and cause injecting products bad.
Further, internal layer water jacket 22 further includes ring flange 222 and outer flange 221.
Ring flange 222 connects nesting part 223, and is located at the one end namely flange of nesting part 223 away from fortune water portion 224
The upper end of the lower end connection nesting part 223 of disk 222；Outer 221 mounting flange 222 of flange, and it is located at ring flange 222 away from embedding
The one end in set portion 223, namely outer flange 221 lower end mounting flange 222 upper end.
That is, outer flange 221, ring flange 222, nesting part 223, fortune water portion 224 set gradually from top to bottom, and one at
Type is an entirety.Wherein, outer flange 221 and ring flange 222 are not arranged mutually with outer layer water jacket 21, but are located at outer layer water jacket
21 tops.
Ring flange 222 and socket part 211 are oppositely arranged in vertical direction, the lower end surface 2221 of ring flange 222 and socket part
211 upper surface 2110 fits closely；The outer diameter of ring flange 222 is identical as the outer diameter of socket part 211, and ring flange 222
Outer surface 2220 also fits closely template 3.
Mutually matched spline structure is set between ring flange 222 and socket part 211, consequently facilitating internal layer water jacket when assembling
22 and outer layer water jacket 21 be mutually located, and avoid internal layer water jacket 22 and outer layer water jacket 21 relative to each other around central axis V rotate.?
In the present embodiment, the spline structure includes location hole 231 and rotation stop pin 232, wherein location hole 231 is arranged in ring flange 222
Lower end surface 2221, rotation stop pin 232 are arranged in 211 upper end of socket part, and rotation stop pin 232 can be inserted in location hole 231 along the vertical direction
It is interior.Certainly, in alternative embodiments, the setting position of location hole 231 and rotation stop pin 232 is interchangeable.
Further, frame B is opened with stage portion 33, and the frame B diameter of opening above stage portion 33 is greater than positioned at stage portion
Open frame B diameter in 33 lower sections；Outer flange 221 is located at 33 top of stage portion, and outer flange 221 and stage portion 33 are in vertical direction phase
Mutually support.
It can be seen from the above, the outer surface 2230 of nesting part 223 and the inner surface 2112 of socket part 211 fit closely, flange
The lower end surface 2221 of disk 222 is fitted closely with the upper surface 2110 of socket part 211, and the outer surface 2220 of ring flange 222 is closely pasted
Shuttering 3, outer flange 221 and stage portion 33 are mutually supported in vertical direction, this way it is possible to avoid fortune sink C, water hole 2101,
Cooling water in water hole 2102 leaks upwards along the assembling seam of internal layer water jacket 22 and outer layer water jacket 21.
Equally, it can be seen from the above, the outer surface 2111 of socket part 211 is fitted closely with template 3, the appearance of ring flange 222
Face 2220 fits closely template 3, and outer flange 221 and stage portion 33 are mutually supported in vertical direction, this way it is possible to avoid water hole
2101, assembling seam of the cooling water in water hole 2102 between outer layer water jacket 21 and template 3 leaks upwards；Meanwhile mating part
212 outer surface is fitted closely with template 3, this way it is possible to avoid the cooling water in water hole 2101, water hole 2102 is along outer layer water jacket
Assembling seam between 21 and template 3 leaks downwards.
Further, sealing ring is additionally provided between cooling jacket 2 and template 3.
Specifically, outer layer water jacket 21 has seal groove 52, and seal groove 52 is arranged on the outer surface of outer layer water jacket 21, and
Seal groove 52 is located at the lower section in water hole 2101 and water hole 2102.Settable sealing ring in seal groove 52, to avoid water hole 2101, water
Assembling seam of the cooling water between outer layer water jacket 21 and template 3 in hole 2102 leaks downwards.
Internal layer water jacket 22 has seal groove 51, and seal groove 51 is arranged on the outer surface 2220 of flange portion 222, and seals
Slot 51 is located at the top in water hole 2101 and water hole 2102.Settable sealing ring in seal groove 51, to avoid fortune sink C, water hole
2101, the cooling water in water hole 2102 leaks upwards.
Further, mold system 100 further includes the second template, and second template assemblies are fixed on 3 top of template, and
Second template supports the upper surface 2210 of outer flange 221, and limits internal layer water jacket 22 straight up away from outer layer water jacket 21
Movement.That is, second template is withheld above outer flange 2210, offset with the upper surface 2210 of outer flange 2210,
Be upwardly separated from away to limit internal layer water jacket 22 from opening in frame B, can also enhance in this way internal layer water jacket 22 and outer layer water jacket 21 it
Between leakproofness.
Further, in the present embodiment, internal layer water jacket 22 is not contacted with hot mouth component 1, is formed between cavity therebetween
Gap, especially, internal layer water jacket 22 do not contact (namely interval setting) with ontology 11, the heater, to avoid cooling water pair
The temperature of ontology 11 impacts, meanwhile, the heat of the heater only passes through the air inner layer water jacket of the cavity clearance
22 radiation, without being transmitted to internal layer water jacket 22 by way of directly contacting.
Outer layer water jacket 21 is in contact with sharp-tongued 12 and pressure cap 13, do not contacted with ontology 11, the heater equally (namely it is cold
But water jacket 2 is whole and the interval of ontology 11 is arranged), so that cooling water be avoided to impact the temperature of ontology 11.Wherein, pressure cap 13
Outer surface hold and contact with the contacted inner surfaces of fin 214.
In addition, in the present embodiment, the material of outer layer water jacket 21 can be different from the material of internal layer water jacket 22, it is preferable that
Internal layer water jacket 22 selects common material, and the material of the outer layer water jacket 21 with gate part 213 is better than the material of internal layer water jacket 22,
Compared to monoblock type tradition water jacket single material the case where, on the one hand the application can guarantee cooling effect at cast gate S, separately
On the one hand cost can also be reduced.Compared with prior art, the mold system 100 of one embodiment of the invention has beneficial below
Effect: it is laid between double-layer water jacket by setting double-layer water jacket and by fortune sink C, to greatly reduce fortune sink C and heat
The distance of 1 gum outlet of nozzle assembly, to enhance cooling effect.
Illustrating only for feasible embodiment of the invention is described in detail in those listed above, they are simultaneously
It is non-to limit the scope of the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention or change should all
It is included within protection scope of the present invention.
Claims (10)
1. a kind of mold system, the mold system include,
Template, the template, which has, opens frame, mold cavity and empty avoiding mouth, opens frame and the mold described in the empty avoiding mouth connection
Type chamber；
Hot mouth component, the hot mouth component be inserted in it is described open in frame, and it has the runner extended in a first direction；
Cooling jacket, the cooling water are set on described open in frame, which is characterized in that the cooling jacket includes being set in institute
The outer layer water jacket stating the internal layer water jacket outside hot mouth component and being set in outside the internal layer water jacket, the outer layer water jacket or described interior
Layer water jacket includes gate part, and the gate part is arranged in the empty avoiding mouth, and the gate part, which has, is connected to going out for the runner
The outer surface of the cast gate of Jiao Kou and the mold cavity, the inner surface of the outer layer water jacket and the internal layer water jacket is surrounded transports water out
Slot, the outer layer water jacket are provided with two water holes of perforation its inner surface and its outer surface, the fortune sink and two water
Hole is connected.
2. mold system according to claim 1, which is characterized in that the hot mouth component include ontology and with the ontology
What is connected is sharp-tongued, and the gum outlet is arranged at the sharp-tongued place；The cooling jacket and the ontology interval are arranged.
3. mold system according to claim 2, which is characterized in that the outer layer water jacket includes the gate part, cylinder
Shape socket part and mating part, the both ends of the mating part in said first direction are separately connected the socket part and described pour
Oral area, and turning is formed between the mating part and the socket part, the fortune sink is located at the corner.
4. mold system according to claim 3, which is characterized in that the internal layer water jacket includes cylindrical nesting part and fortune
Water portion, the outer surface of the nesting part fit closely the inner surface of the socket part, described in the first end connection in the fortune water portion
The second end of nesting part, the fortune water portion supports the inner surface of the mating part；Outer surface, the mating part in the fortune water portion
Inner surface and the inner surface of the socket part surround the fortune sink out.
5. mold system according to claim 4, which is characterized in that the inner surface of the mating part is provided with fin；Institute
The second end for stating fortune water portion has the first support arm and the second support arm, and first support arm supports the interior table of the mating part
Face, second support arm support the fin.
6. mold system according to claim 5, which is characterized in that the hot mouth component further includes pressure cap, the pressure cap
It is set in described sharp-tongued outer and fixes mating with the ontology；The contacted inner surfaces of the outer surface of the pressure cap and the fin
It holds.
7. mold system according to claim 4, which is characterized in that the internal layer water jacket further includes ring flange, the method
Blue disk connects the nesting part and is located at the nesting part away from the one end in the fortune water portion, the ring flange and the socket part
It is oppositely arranged in said first direction, and mutually matched spline structure is provided therebetween.
8. mold system according to claim 7, which is characterized in that the frame of opening is with stage portion；The internal layer water jacket
It further include outer flange, the outer flange connects the ring flange and is located at one end that the ring flange deviates from the nesting part；Institute
It states outer flange and the stage portion mutually supports in said first direction；
The mold system further includes the second template, and second template assemblies are fixed in the template, and second mould
Plate supports the outer flange and limits the internal layer water jacket and moves along the first direction away from the outer layer water jacket.
9. mold system according to claim 1, which is characterized in that be arranged between the cooling jacket and the template
There is sealing ring, is provided with sealing ring between the internal layer water jacket and the outer layer water jacket.
10. mold system according to claim 1, which is characterized in that the mold system further includes driving device and valve
Needle, the first end of the needle connect the driving device, and the second end of the needle configures in the cast gate；The driving
Device drives the needle to move back and forth along the first direction, and the second end of the needle is in the shape contacted with the gate part
It is converted between state and the state separated with the gate part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811622736.7A CN109483822A (en) | 2018-12-28 | 2018-12-28 | Mold system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811622736.7A CN109483822A (en) | 2018-12-28 | 2018-12-28 | Mold system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109483822A true CN109483822A (en) | 2019-03-19 |
Family
ID=65712874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811622736.7A Pending CN109483822A (en) | 2018-12-28 | 2018-12-28 | Mold system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109483822A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201800212U (en) * | 2010-10-12 | 2011-04-20 | 常州华威亚克模具有限公司 | Needle valve hot nozzle cooling water sleeve |
| CN206170584U (en) * | 2016-11-22 | 2017-05-17 | 深圳市麦士德福科技股份有限公司 | Cooling device is chewed to hot runner system heat |
| CN108297358A (en) * | 2018-01-24 | 2018-07-20 | 佛山市顺德区弗伦克热流道科技有限公司 | Jacket structure for water outside hot runner hot nozzle |
| CN208277383U (en) * | 2018-05-18 | 2018-12-25 | 马斯特模具（昆山）有限公司 | A kind of cooling jacket |
| CN209289690U (en) * | 2018-12-28 | 2019-08-23 | 柳道万和(苏州)热流道系统有限公司 | Mold system |
-
2018
- 2018-12-28 CN CN201811622736.7A patent/CN109483822A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201800212U (en) * | 2010-10-12 | 2011-04-20 | 常州华威亚克模具有限公司 | Needle valve hot nozzle cooling water sleeve |
| CN206170584U (en) * | 2016-11-22 | 2017-05-17 | 深圳市麦士德福科技股份有限公司 | Cooling device is chewed to hot runner system heat |
| CN108297358A (en) * | 2018-01-24 | 2018-07-20 | 佛山市顺德区弗伦克热流道科技有限公司 | Jacket structure for water outside hot runner hot nozzle |
| CN208277383U (en) * | 2018-05-18 | 2018-12-25 | 马斯特模具（昆山）有限公司 | A kind of cooling jacket |
| CN209289690U (en) * | 2018-12-28 | 2019-08-23 | 柳道万和(苏州)热流道系统有限公司 | Mold system |
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