CN208615229U - Injection mold with cold runner mechanism - Google Patents
Injection mold with cold runner mechanism Download PDFInfo
- Publication number
- CN208615229U CN208615229U CN201820793420.3U CN201820793420U CN208615229U CN 208615229 U CN208615229 U CN 208615229U CN 201820793420 U CN201820793420 U CN 201820793420U CN 208615229 U CN208615229 U CN 208615229U
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- China
- Prior art keywords
- cold runner
- runner
- injection mold
- cooling
- main nozzle
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Abstract
The utility model provides a kind of injection mold with cold runner mechanism comprising cover half, dynamic model, side form block, die core insert and cold runner mechanism, side form block are slidably arranged in the two sides of moving template；Multiple die core inserts are embedded in the intermediate region of moving template；Cold runner mechanism includes runner plate and at least one main nozzle, and main nozzle includes main nozzle ontology and cooling jacket；Cooling jacket includes being fixedly sheathed in external member ontology, the first spliced eye of external member bodies top, the cooling space for being connected to the first spliced eye, input channel, output channel and the second spliced eye for being connected to cooling space being arranged in, main nozzle ontology includes the plug division for being plugged in the first spliced eye and the nozzle head that plug division bottom is arranged in, nozzle head is located in cooling space, the end of nozzle head is plugged in the second spliced eye, and the inner wall of cooling space and the outer wall of nozzle head form a cooling cavities.The setting by cold runner mechanism of the utility model, reduces the waste rate of material, to reduce costs.
Description
Technical field
The utility model relates to injection mold fields, more particularly to a kind of injection mold with cold runner mechanism.
Background technique
With the universal and development of silica gel product, silica gel product includes liquid-state silicon gel product and solid-state silica gel product.Wherein,
The molding of liquid-state silicon gel product generally carries out production molding using the injection mold with cold runner.
Liquid-state silicon gel product needs to heat liquid-state silicon gel material, is solidified into it during injection molding
Type.In existing injection mold, during being heated, the heat in fixed half and moving half can pass to main nozzle, so that
Liquid material in main nozzle is also fixed, to waste material, improves the waste rate of material.
Therefore, it is desirable to provide a kind of injection mold with cold runner mechanism, to solve the above technical problems.
Utility model content
The utility model embodiment provides a kind of injection mold with cold runner mechanism of low material waste rate；To solve
The existing higher technical problem of injection mold material waste rate.
The utility model embodiment provides a kind of injection mold with cold runner mechanism comprising:
Cover half, including cavity plate, the top plate being arranged at the top of the cavity plate, the solid plate that the cavity plate bottom is set and
Cold runner mechanism in the cavity plate and solid plate is set；
The lower section of the cover half is arranged in comprising moving template in dynamic model；
Side form block is slidably arranged in the two sides of the moving template comprising is arranged in the side form block towards die core insert
The forming surface of side；And
Multiple die core inserts, the die core insert are embedded in the intermediate region of the moving template；
The cold runner mechanism includes runner plate, at least one main nozzle that the runner plate bottom is arranged in, the master
Nozzle includes main nozzle ontology and the cooling jacket for being set in the main nozzle ontology latter end；
The cooling jacket includes the external member ontology being fixedly sheathed in the solid plate, is arranged on external member ontology top
First spliced eye in portion, the cooling space for being connected to first spliced eye, the use that the cooling space bottom side is set
In input cooling media input channel, the cooling space top side is set the output for exporting cooling media it is logical
Second spliced eye in road and the connection cooling space,
Wherein, the main nozzle ontology includes being plugged in the plug division of first spliced eye and being arranged in the plug division
The nozzle head of bottom, the nozzle head are located in the cooling space, and the end of the nozzle head is plugged in second spliced eye, institute
The outer wall of the inner wall and the nozzle head of stating cooling space forms a cooling cavities.
In the present invention, the cooling jacket further include the external member body bottom portion is set be connected to described
The cold runner of two spliced eyes exports；The main nozzle ontology further includes that setting is intrinsic for injection material in the main nozzle
Main nozzle runner, the main nozzle runner is connected to cold runner outlet.
In the present invention, the sectional area of the plug division is greater than the sectional area of the cooling space.
In the present invention, the cavity plate includes the placed cavity being arranged in the cavity plate, and the solid plate includes setting
Set the fixed hole in the solid plate, the main nozzle setting of the runner plate of the cold runner mechanism and upper middle part
In the placed cavity, the cooling jacket of the cold runner mechanism is arranged in the fixed hole.
In the present invention, the top plate includes the injection molding sprue being arranged in for being molded cooking, the runner plate
Injection molding runner including being connected to the main nozzle runner, the side form block include the injection molding tributary for being connected to the type chamber
Road, wherein the injection molding sprue, injection molding runner, main nozzle runner, cold runner outlet, injection molding branch flow passage and the type chamber
Connection.
In the present invention, the solid plate further include one be connected to the fixed hole for fixing the side form
The lock chamber of block；
When the injection mold with cold runner mechanism is in molding state, the side form block is fixed at described
In lock chamber.
In the present invention, the injection mold with runner mechanism further includes air flue demoulding mechanism, the air flue
Demoulding mechanism and the die core insert correspond comprising are set in gas hood part, the Yi Jishe of mold insert fixed part side
Main airway and at least two branch airway in the mold insert fixed part are set, the gas hood part includes that fixation is set in the mode
The gas hood main body of mold insert side, the gas hood shell that the gas hood body top face is set, the gas being arranged in the gas hood shell
Chamber and the blow vent that type chamber product is blown afloat convenient for ventilation that the gas hood cover top portion is set；
Wherein, when the injection mold with cold runner mechanism is in molding state, the side form block and mode edge
Part forms injection die cavities, and the branch airway is connected to the air cavity and main airway, the external external air compressor machine of main airway.
In the present invention, the die core insert includes the mold insert fixed part being arranged in the moving template and for shape
The mold insert forming part of forming cavity；The blow vent is uniformly arranged along the peripheral direction of the mold insert fixed part.
In the present invention, the branch airway has four, and in cross connection arrangement, the main airway is connected to four
The junction of the branch airway.
In the present invention, the mold insert fixed part includes that the recessed annular in mold insert fixed part peripheral side is fixed
Slot, the gas hood part include projection in convex gas hood main body inner circumferential side and with the annular fixing groove secure fit
Ring.
In the present invention, multiple die core inserts are fixed at the moving template by a mold insert fixing plate
On.
In the present invention, the dynamic model further include one be fixed at the moving template bottom have a groove
Bottom plate, the mold insert fixed part include the pedestal that mold insert fixed part bottom is arranged in, and the pedestal is fixed at described
In groove, and the main airway extends into the bottom plate.
The injection mold with cold runner mechanism of injection mold compared to the prior art, the utility model passes through cold flow
The setting of road mechanism, reduces the waste rate of material, to reduce costs；Solves existing injection mold material waste rate
Higher technical problem.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below in embodiment
Required attached drawing is briefly described.The accompanying drawings in the following description is only the section Example of the utility model, for
For those of ordinary skill in the art, without creative efforts, other can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structural schematic diagram of the preferred embodiment of the injection mold with cold runner mechanism of the utility model；
Fig. 2 is the preferred embodiment of the injection mold with cold runner mechanism of the utility model in molding state
Partial cross section structural schematic diagram；
Fig. 3 is the enlarged drawing of A in Fig. 2；
Fig. 4 is the enlarged drawing of C in Fig. 2；
Fig. 5 is the enlarged drawing of B in Fig. 2；
Fig. 6 is the front view structure signal of the preferred embodiment of the injection mold with cold runner mechanism of the utility model
Figure；
Fig. 7 is the side view structure signal of the preferred embodiment of the injection mold with cold runner mechanism of the utility model
Figure.
Specific embodiment
The schema in attached drawing is please referred to, wherein identical component symbol represents identical component.The following description is to be based on
Illustrated by the utility model specific embodiment, be not construed as limitation the utility model other specific realities not detailed herein
Apply example.
Fig. 1 to Fig. 4 is please referred to, Fig. 1 is the preferred embodiment of the injection mold with cold runner mechanism of the utility model
Structural schematic diagram；Fig. 2 is the partial cross section of the preferred embodiment of the injection mold with cold runner mechanism of the utility model
Structural schematic diagram；Fig. 3 is the enlarged drawing of A in Fig. 2；Fig. 4 is the enlarged drawing of C in Fig. 2.The present embodiment with cold runner mechanism
Injection mold includes cover half 10, dynamic model 20, side form block 30, die core insert 40 and air flue demoulding mechanism.
The lower section of cover half 10 is arranged in dynamic model 20 comprising moving template 21；
Side form block 30 is slidably arranged in the two sides of moving template 21 comprising is arranged in side form block 30 towards die core insert 40 1
The forming surface of side；Multiple die core inserts 40 are embedded in the intermediate region of moving template 21；Die core insert 40 includes being arranged in moving template
Mold insert fixed part 41 in 21 and the mold insert forming part 42 for being used to form type chamber；Air flue demoulding mechanism and die core insert 40 1 are a pair of
Answer, air flue demoulding mechanism it include be set in 41 side of mold insert fixed part gas hood part 51 and be arranged in mold insert fixed part 41
Interior main airway 52 and at least two branch airway 53, gas hood part 51 include the fixed gas hood main body for being set in 40 side of die core insert
511, the gas hood shell 512 that 511 top surface of gas hood main body is arranged in, the air cavity 513 being arranged in gas hood shell 512 and setting exist
The blow vent 514 that type chamber product 60 is blown afloat convenient for ventilation at 512 top of gas hood shell；
Wherein, when the injection mold with cold runner mechanism is in molding state, 40 shape of side form block 30 and die core insert
At injection die cavities, branch airway 53 is connected to air cavity 513 and main airway 52, the external external air compressor machine of main airway 51.
In the present embodiment, main airway 52, branch airway 53, air cavity 513 and blow vent 514 constitute one for blowing afloat type chamber product
60 structure, when the injection mold with cold runner mechanism is in die opening state, external air compressor machine is blown, and gas successively passes through
Main airway 52, branch airway 53, air cavity 513 and 514 rear profile chamber product 60 of blow vent blow afloat and are detached from die core insert 40, de- to complete
Mould.To improve the demoulding efficiency of type chamber product 60.
The structure of the air flue demoulding mechanism is simple, and main airway 52 and branch airway 53 are arranged in the mold insert of die core insert 40
In fixed part 41, arrangement space is saved.
In addition, please refer to Fig. 6 and Fig. 7, opened up on moving template 21 there are two the consistent sliding slot of extending direction, two sliding slots it
Between be provided with die core insert 40, side form block 30 is slidably arranged in sliding slot.The top of side form block 30 is provided with oblique guide hole, solid plate
Inclined guide pillar 131 is provided on 13, inclined guide pillar 131 and oblique guide hole cooperate molding and die sinking for driving the side form block 30.
In the present embodiment, blow vent 514 is uniformly arranged along the peripheral direction of mold insert fixed part 41.Such setting,
So that blowing uniformly blows type chamber product 60, the uniform force of type chamber product 60 improves the demoulding efficiency of type chamber product 60.
In the present embodiment, branch airway 53 has four, and in cross connection arrangement, main airway 52 is connected to four branch airway
53 junction.The quantity of certain branch airway 53 is not limited to this.
In the present embodiment, mold insert fixed part 41 includes the recessed annular fixing groove in 41 peripheral side of mold insert fixed part, gas
Hood 51 include projection 511 inner circumferential side of gas hood main body and with the convex type ring of annular fixing groove secure fit 515.Convex type ring
515 and annular fixing groove be equipped with, improve the stability and leakproofness of the connection of the gentle hood 51 of mold insert fixed part 41.
In the present embodiment, multiple die core inserts 40 are fixed on moving template 21 by a mold insert fixing plate 22.
In the present embodiment, dynamic model 20 further includes a bottom plate with a groove for being fixed at 21 bottom of moving template
23, mold insert fixed part 41 includes the pedestal 411 that 41 bottom of mold insert fixed part is arranged in, and pedestal 411 is fixed in groove, and
Main airway 52 extends into bottom plate 23.
The setting of pedestal 411 improves the stability that mold insert fixed part 41 and moving template 21 and bottom plate 23 connect.
In the present embodiment, Fig. 1, Fig. 2 and Fig. 5 are please referred to, cover half 10 includes cavity plate 11, the top that 11 top of cavity plate is arranged in
Plate 12, the solid plate 13 that 11 bottom of cavity plate is set and the cold runner mechanism being arranged in cavity plate 11 and solid plate 13；
Cold runner mechanism includes runner plate 141, at least one main nozzle 142 that 141 bottom of runner plate is arranged in, main nozzle
142 include main nozzle ontology 143 and the cooling jacket 144 for being set in main 143 latter end of nozzle ontology；
Cooling jacket 144 includes the external member ontology 1441 being fixedly sheathed in solid plate 13, is arranged in external member ontology 1441
First spliced eye at top, the cooling space for being connected to the first spliced eye, be arranged in cooling space bottom side for inputting
The input channel of cooling media, the output channel and connection for being used to export cooling media that cooling space top side is set
Second spliced eye of cooling space,
Wherein, main nozzle ontology 143 includes being plugged in the plug division 1431 of the first spliced eye and being arranged in plug division 1432
The nozzle head 1432 of bottom, nozzle head 1432 are located in cooling space, and the end of nozzle head 1432 is plugged in the second spliced eye, cooling empty
Between inner wall and nozzle head 1432 outer wall formed a cooling cavities 145.
Wherein, the setting of cooling cavities 145 makes winner's nozzle ontology 143 to completely cut off in heat transfer to main nozzle 142
Nozzle head 1432 be in the state of cooling always, therefore avoid in the main nozzle runner 1433 and nozzle head 1432 of nozzle head 1432 up
Injection material solidified because of thermalization, to save material, avoid material and solidified and wasted by thermalization.
Wherein, cooling media can be the substance of the fluid properties such as cold water, cold air or cold oil, the cooling matchmaker in the present embodiment
Being situated between is cold water.And input channel is connected to the bottom side of cooling cavities 145, output channel is connected to the top of cooling cavities 145
Portion side is heated in moving template 21 and solid plate 13 since mold is when carrying out hot briquetting, therefore such is set
It sets, improves the efficiency of water cooling.
In the present embodiment, cooling jacket 144 further include 1441 bottom of external member ontology is set be connected to the second grafting
The cold runner outlet 1442 in hole；Main nozzle ontology 143 further includes the master for injection material being arranged in main nozzle ontology 143
Nozzle runner 1433, main nozzle runner 1433 are connected to cold runner outlet 1442.
In the present embodiment, the sectional area of plug division 1431 is greater than the sectional area of cooling space.Such setting, improves
The leakproofness of cooling cavities 145.
In the present embodiment, cavity plate 11 includes the placed cavity being arranged in cavity plate 11, and solid plate 13 includes being arranged in cover half
Fixed hole in plate 13, the main nozzle 142 of the runner plate 141 of cold runner mechanism and upper middle part are arranged in placed cavity, cold flow
The cooling jacket 144 of road mechanism is arranged in fixed hole.Fixed hole is stepped hole, improves cooling jacket 144 and cover half
The stability that plate 13 connects.
In the present embodiment, referring to figure 2. and Fig. 5, top plate 12 includes being arranged in for be molded the injection molding sprue arranged
121, runner plate 141 includes the injection molding runner 1411 for being connected to main nozzle runner 1433, and side form block 30 includes being connected to type chamber
Injection molding branch flow passage 31, wherein injection molding sprue 121, injection molding runner 1411, main nozzle runner 1433, cold runner outlet
1442, injection molding branch flow passage 31 is connected to type chamber.
In the present embodiment, there are four the tools of die core insert 40, and there are two the main tools of nozzle 142, and injection molding branch flow passage 31 is the word of falling T
Type is injected the form of two type chambers using a main nozzle 142, improves injection efficiency.
In the present embodiment, solid plate 13 further includes a fixation for affixed side module 30 for being connected to fixed hole
Chamber；
When the injection mold with cold runner mechanism is in molding state, side form block 30 is fixed in lock chamber.
The working principle of the present embodiment is:
Firstly, dynamic model 20 is mobile towards cover half 10, and under the cooperation of inclined guide pillar 131 and oblique guide hole, so that side form block 30
It is mobile to the direction of die core insert 40, and complete to mold, side form block 30 and die core insert 40 constitute injection die cavities, and side form block 30 is set
It sets in the lock chamber of solid plate 13；
Then, start to be molded liquid-state silicon gel, liquid-state silicon gel is successively shunted by injection molding sprue 121, injection molding from injection hole
Road 1411, main nozzle runner 1433, cold runner outlet 1442, injection molding branch flow passage 31, finally enter injection die cavities；
Simultaneously, the recirculated cooling water in cooling cavities 145 enters from input channel and comes out from output channel, to master
Nozzle head 1432 in nozzle 142 in main nozzle ontology 143 carries out cooling treatment, so that the liquid-state silicon gel of 1432 or more nozzle head is not
It is solidified by thermalization；
Secondly, dynamic model 20 demoulds cover half 10 after type chamber product 60 forms, meanwhile, side form block 30 is far from die core insert 40；
Finally, air flue demoulding mechanism starts, air compressor machine issues gas, and gas is successively set in die core insert fixed part 41
Interior main airway 52 and branch airway 53 carry out the air cavity 513 of gas hood part 51, and blow to type chamber product 60 by blow vent 514, make
The die core insert forming part 42 that type chamber product 60 is detached from die core insert 40 is obtained, to complete to demould.
The course of work of the present embodiment is just completed in this way.
The injection mold with cold runner mechanism of injection mold compared to the prior art, the utility model passes through cold flow
The setting of road mechanism, reduces the waste rate of material, to reduce costs；Solves existing injection mold material waste rate
Higher technical problem.
Although above preferred embodiment is not used in conclusion the utility model is disclosed above with preferred embodiment
To limit the utility model, those skilled in the art can make without departing from the spirit and scope of the utility model
It is various to change and retouch, therefore the protection scope of the utility model subjects to the scope of the claims.
Claims (10)
1. a kind of injection mold with cold runner mechanism characterized by comprising
Cover half, including cavity plate, the top plate being arranged at the top of the cavity plate, the solid plate that the cavity plate bottom is arranged in and setting
Cold runner mechanism in the cavity plate and solid plate；
The lower section of the cover half is arranged in comprising moving template in dynamic model；
Side form block is slidably arranged in the two sides of the moving template comprising is arranged in the side form block towards die core insert side
Forming surface；And
Multiple die core inserts, the die core insert are embedded in the intermediate region of the moving template；
The cold runner mechanism includes runner plate, at least one main nozzle that the runner plate bottom is arranged in, the main nozzle
Including main nozzle ontology and the cooling jacket for being set in the main nozzle ontology latter end；
The cooling jacket includes the external member ontology being fixedly sheathed in the solid plate, the external member bodies top is arranged in
First spliced eye, the cooling space for being connected to first spliced eye, be arranged in the cooling space bottom side for defeated
Enter the input channel of cooling media, be arranged in the cooling space top side for export the output channel of cooling media with
And the second spliced eye of the connection cooling space,
Wherein, the main nozzle ontology includes being plugged in the plug division of first spliced eye and being arranged in the plug division bottom
Nozzle head, the nozzle head is located in the cooling space, and the end of the nozzle head is plugged in second spliced eye, described cold
But the outer wall of the inner wall in space and the nozzle head forms a cooling cavities.
2. the injection mold according to claim 1 with cold runner mechanism, which is characterized in that the cooling jacket also wraps
Include the cold runner outlet for being connected to second spliced eye that the external member body bottom portion is set；The main nozzle ontology also wraps
It includes and the intrinsic main nozzle runner for injection material of the main nozzle is set, the main nozzle runner is connected to described cold
Runner exit.
3. the injection mold according to claim 1 with cold runner mechanism, which is characterized in that the section of the plug division
Product is greater than the sectional area of the cooling space.
4. the injection mold according to claim 1 with cold runner mechanism, which is characterized in that the cavity plate includes setting
Placed cavity in the cavity plate, the solid plate include the fixed hole being arranged in the solid plate, the cold runner machine
The runner plate of structure and upper middle the part main nozzle are arranged in the placed cavity, the cooling of the cold runner mechanism
External member is arranged in the fixed hole.
5. the injection mold according to claim 2 with cold runner mechanism, which is characterized in that the top plate includes setting
In the injection molding sprue for being molded cooking, the runner plate includes the injection molding runner for being connected to the main nozzle runner, institute
Stating side form block includes the injection molding branch flow passage for being connected to type chamber, wherein the injection molding sprue, injection molding runner, main nozzle runner,
Cold runner outlet, injection molding branch flow passage are connected to the type chamber.
6. the injection mold according to claim 4 with cold runner mechanism, which is characterized in that the solid plate further includes
One is connected to the lock chamber for being used to fix the side form block of the fixed hole；
When the injection mold with cold runner mechanism is in molding state, the side form block is fixed at the fixation
It is intracavitary.
7. the injection mold according to claim 1 with cold runner mechanism, which is characterized in that described that there is cold runner machine
The injection mold of structure further includes air flue demoulding mechanism, and the air flue demoulding mechanism and the die core insert correspond comprising
It is set in the gas hood part of mold insert fixed part side and the main airway being arranged in the mold insert fixed part and at least two gas
Road, the gas hood part include the fixed gas hood main body for being set in the die core insert side, are arranged in the gas hood body top face
Gas hood shell, the air cavity that is arranged in the gas hood shell and blowing afloat convenient for ventilation for the gas hood cover top portion is set
The blow vent of type chamber product；
Wherein, when the injection mold with cold runner mechanism is in molding state, the side form block and die core insert shape
At injection die cavities, the branch airway is connected to the air cavity and main airway, the external external air compressor machine of main airway.
8. the injection mold according to claim 7 with cold runner mechanism, which is characterized in that the die core insert includes
The mold insert fixed part being arranged in the moving template and the mold insert forming part for being used to form type chamber；The blow vent is along the edge
The peripheral direction of part fixed part is uniformly arranged.
9. the injection mold according to claim 7 with cold runner mechanism, which is characterized in that the branch airway has four
Item, and in cross connection arrangement, the main airway is connected to the junction of four branch airway.
10. the injection mold according to claim 7 with cold runner mechanism, which is characterized in that the mold insert fixed part
Including the recessed annular fixing groove in mold insert fixed part peripheral side, the gas hood part includes projection in the gas hood main body
Side and convex type ring with the annular fixing groove secure fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820793420.3U CN208615229U (en) | 2018-05-25 | 2018-05-25 | Injection mold with cold runner mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820793420.3U CN208615229U (en) | 2018-05-25 | 2018-05-25 | Injection mold with cold runner mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208615229U true CN208615229U (en) | 2019-03-19 |
Family
ID=65701350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820793420.3U Expired - Fee Related CN208615229U (en) | 2018-05-25 | 2018-05-25 | Injection mold with cold runner mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208615229U (en) |
-
2018
- 2018-05-25 CN CN201820793420.3U patent/CN208615229U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20210525 |
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| CF01 | Termination of patent right due to non-payment of annual fee |