CN208730169U - Foaming molding mold device - Google Patents
Foaming molding mold device Download PDFInfo
- Publication number
- CN208730169U CN208730169U CN201821323790.7U CN201821323790U CN208730169U CN 208730169 U CN208730169 U CN 208730169U CN 201821323790 U CN201821323790 U CN 201821323790U CN 208730169 U CN208730169 U CN 208730169U
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- CN
- China
- Prior art keywords
- injection molding
- mold core
- matrix
- economizer bank
- tube
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of foaming molding mold devices, it includes upper mold core and lower mold core, upper mold core and lower mold core, which enclose to set, is formed with mold cavity, lower mold core side offers card slot, clamping is provided with heat-insulating base in card slot, and heat-insulating base is provided with matrix, and one side surface of matrix is provided with thermal insulation board, lower mold core is provided with economizer bank below mold cavity, and economizer bank is connected to setting with card slot；Injection molding tube is provided in matrix, the discharge port of injection molding tube is connected to setting with economizer bank, is provided with water cooling tube in matrix.Economizer bank is arranged in the utility model in lower mold core, and directly injection molding material is injected into mold cavity by economizer bank, reduces maintenance cost；Heat-insulating base is arranged in lower mold core side in cooperation, it is connected to using the injection molding tube being arranged inside matrix with economizer bank, cooling processing is carried out to injection molding tube using water cooling tube, so that injection molding material will not foam in matrix, and foaming processing is carried out after entering in mold cavity by economizer bank, so that formed product is stablized, it is not necessarily to manual cleaning heels.
Description
Technical field
The utility model relates to a kind of mould structures, more particularly, to a kind of foaming molding mold device.
Background technique
EVA jetting mold is that aluminum material constructs at present, and mold work temperature is generally 170-190 DEG C.Project at
When type, the EVA material of liquid adds sulphur time foaming by certain in the die cavity of high temperature, and part is projected material and can be protected
It stays in runner, with product together foaming, forms the waste material that 10-70g is not available.
In addition, the runner design of EVA jetting mold, on the die joint of mold, mold cavity is by " v " type or directly exists
Connection is penetrated through on die joint.The die joint of mold is increased because projecting the excessive clamp force that will lead to of pressure, and mold is be easy to cause to divide
The damage of die face and increase maintenance cost, and reduce die life；Under the injection pressure of 90-110 Bar, mold runner
Molding region have the heels of liquid EVA and stick together on mold die joint, must manually remove heels after die sinking every time,
Cost of labor is caused to increase.
Utility model content
Based on this, it is necessary in view of the deficiencies of the prior art, provide one kind and effectively reduce waste material generation, improve mold molding
The foaming molding mold device of efficiency.
A kind of in order to solve the above technical problems, the technical scheme adopted by the utility model is: foaming molding mold device,
It includes upper die holder and lower die holder, and the upper die holder docks setting with lower die holder, the upper die holder be provided with heating plate and on
Mold core, the lower die holder are provided with lower heating plate and lower mold core, and the upper mold core docks setting with lower mold core, the upper mold core with
Lower mold core, which encloses to set, is formed with mold cavity, and the lower mold core side offers card slot, and clamping is provided with heat-insulating base in the card slot,
The heat-insulating base is provided with matrix, and one side surface of matrix is provided with thermal insulation board, and the lower mold core is set below mold cavity
It is equipped with economizer bank, the economizer bank is connected to setting with card slot；Injection molding tube, the feed inlet of the injection molding tube are provided in the matrix
The side of matrix is set, and the discharge port of the injection molding tube is connected to setting with economizer bank, and water cooling tube, institute are provided in the matrix
Water cooling tube matching is stated to be arranged in injection molding tube side.
The heat-insulating base is " L " type construction in one of the embodiments,.
The discharge port aperture of the injection molding tube is less than the caliber of economizer bank in one of the embodiments,.
The thermal insulation board is heat stable resin or glass fabric material structure in one of the embodiments,.
The mold cavity is multiple in one of the embodiments, and the economizer bank connects with multiple mold cavities respectively
It is logical.
The injection molding tube is provided with feed cavity, setting in the feed cavity at feed inlet in one of the embodiments,
There is ball, the feed cavity is bullet construction, and the feed cavity is provided with barrier net far from feed inlet side
In conclusion the utility model foaming molding mold device is in lower mold core by being arranged economizer bank, and will preheating
Pipe is arranged below mold cavity, and directly injection molding material is injected into mold cavity by economizer bank, reduces maintenance cost；Together
When, heat-insulating base is arranged in lower mold core side in cooperation, is connected to using the injection molding tube being arranged inside matrix with economizer bank, utilizes water cooling tube
Cooling processing is carried out to injection molding tube, so that injection molding material will not foam in matrix, and is entered in mold cavity by economizer bank
After carry out foaming processing so that formed product stablize, waste material will not be generated, be not necessarily to manual cleaning heels.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model foaming molding mold device；
Fig. 2 is the structural exploded view of the utility model foaming molding mold device；
Fig. 3 is the structural schematic diagram of the utility model lower mold core；
Fig. 4 is the diagrammatic cross-section of the utility model foaming molding mold device.
Specific embodiment
For the feature, technological means and specific purposes achieved, function that can further appreciate that the utility model, below
The utility model is described in further detail in conjunction with attached drawing and specific embodiment.
As shown in Figures 1 to 4, the utility model foaming molding mold device includes upper die holder 100 and lower die holder 200, institute
It states upper die holder 100 and docks setting with lower die holder 200, the upper die holder 100 is provided with heating plate 110 and upper mold core 120, described
Lower die holder 200 is provided with lower heating plate 210 and lower mold core 220, and the upper mold core 120 docks setting with lower mold core 220, it is described on
Mold core 120 and lower mold core 220, which enclose to set, is formed with mold cavity 300, and the mold cavity 300 is used for injection molding product.
220 side of lower mold core offers card slot 221, and clamping is provided with heat-insulating base 400 in the card slot 221, described
Heat-insulating base 400 is " L " type construction, and the heat-insulating base 400 is provided with matrix 410, and 410 1 side surface of matrix is provided with heat-insulated
Plate 420, the thermal insulation board 420 are used to the matrix 410 setting is isolated with lower mold core 220, and the heat of lower mold core 220 is avoided largely to pass
It is directed on matrix 410 and influences the set temperature value of matrix 410.
The lower mold core 220 is provided with economizer bank 230, the economizer bank 230 and card slot 221 below mold cavity 300
Connection setting, since economizer bank 230 is arranged below mold cavity 300, so that point between upper mold core 120 and lower mold core 220
Die face is constructed without material path, it is possible to reduce maintenance cost increases the service life of upper mold core 120 and lower mold core 220；The matrix
Injection molding tube 430 is provided in 410, the side of matrix 410, the injection molding tube is arranged in the feed inlet 431 of the injection molding tube 430
430 for injecting EVA injection molding material, and the discharge port 432 of the injection molding tube 430 is connected to setting with economizer bank 230, specifically, described
Injection molding tube 430, which runs through after thermal insulation board 420, is connected to setting with economizer bank 230.
432 aperture of discharge port of the injection molding tube 430 is less than the caliber of economizer bank 230 in one of the embodiments, when
After EVA injection molding material is injected into injection molding tube 430 by injection moulding apparatus, the pressure being effectively ensured in injection molding tube 430 and economizer bank 230 is flat
Weighing apparatus, avoids the occurrence of the phenomenon that EVA injection molding material flows back.
Water cooling tube 440, the matching of water cooling tube 440 setting are provided in the matrix 410 in one of the embodiments,
In 430 side of injection molding tube, to cool down to the EVA injection molding material in injection molding tube 430, to guarantee that the EVA in injection molding tube 430 is molded
The temperature of material is lower than 85 DEG C and is in liquid condition；The water cooling tube 440 is provided with water inlet and water outlet (not shown), described
Water inlet and water outlet are respectively used to the feeding and submitting of cooling water.
The thermal insulation board 420 is heat stable resin or glass fabric material structure in one of the embodiments,.
In one of the embodiments, the mold cavity 300 can be multiple, at this point, economizer bank 230 respectively with it is multiple
Mold cavity 300 is connected to, to provide foaming in EVA injection molding material to mold cavity 300, higher promotion EVA product foaming
Shaping efficiency.
The injection molding tube 430 is provided with feed cavity 433, the charging at feed inlet 431 in one of the embodiments,
Ball 434 is provided in chamber 433, the feed cavity 433 is bullet construction, and the feed cavity 433 is far from 431 side of feed inlet
It is provided with barrier net (not shown), the barrier net is for avoiding the clogging injection molding tube 430 of ball 434, when injection moulding apparatus shooting
When, the pressure penetrating pressure and being greater than in injection molding tube 430 at feed inlet 431, ball 434 movement can make ball 434 under pressure
Gap is generated with feed inlet 431, so that liquid EVA injection molding material enters injection molding tube 430 and then is delivered in economizer bank 230；When
When injection moulding apparatus stops shooting, the pressure in injection molding tube 430 is greater than the pressure at feed inlet 431, so that ball 434 and bullet
Feed cavity 433 contact seamless, injection molding material will be retained in injection molding tube 430 and not flow back, and greatly improve EVA injection molding material
Utilization rate.
When the utility model specific works, upper die holder 100 docks setting, upper heating plate 110 and lower heating with lower die holder 200
Plate 210 respectively heats upper mold core 120 and lower mold core 220, so that the temperature of upper mold core 120 and lower mold core 220 is protected
It holds at 190 DEG C or more, guarantees to carry out foaming after EVA injection molding material enters in mold cavity 300；To avoid EVA from being molded
Make into the excessively high influence foaming process of the temperature in injection molding tube 430 by water cooling tube 440 to cooling down inside matrix 410
It obtains the temperature inside matrix 410 and is in 85 ~ 110 DEG C, guarantee that EVA injection molding material is in liquid condition in injection molding tube 430, it is convenient
The conveying of EVA injection molding material, meanwhile, the temperature of foaming is not achieved without foaming, also not in the EVA injection molding material in injection molding tube 430
Waste material can be generated, manual cleaning heels is not necessarily to；Temperature gradually rises after EVA injection molding material enters in economizer bank 230, so that
The foaming of product can be realized in EVA injection molding material after entering in mold cavity 300, due to the good fluidity of EVA injection molding material,
So that EVA formed product is stablized, to reduce finished product scrappage.
In conclusion the utility model foaming molding mold device by lower mold core 220 be arranged economizer bank 230, and
Economizer bank 230 is arranged below mold cavity 300, injection molding material is directly injected by mold cavity 300 by economizer bank 230
It is interior, reduce maintenance cost；Meanwhile heat-insulating base 400 is arranged in 220 side of lower mold core in cooperation, utilizes the note being arranged inside matrix 410
Modeling pipe 430 is connected to economizer bank 230, cooling processing is carried out to injection molding tube 430 using water cooling tube 440, so that injection molding material is in matrix
It will not foam in 410, and carry out foaming processing after entering in mold cavity 300 by economizer bank 230, so that formed product is steady
It is fixed, waste material will not be generated, manual cleaning heels is not necessarily to.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to the scope of the utility model.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection scope of utility model.Therefore, the protection scope of the utility model should be determined by the appended claims.
Claims (6)
1. a kind of foaming molding mold device, including upper die holder and lower die holder, the upper die holder docks setting with lower die holder, described
Upper die holder is provided with heating plate and upper mold core, and the lower die holder is provided with lower heating plate and lower mold core, and the upper mold core is under
Mold core docking setting, the upper mold core and lower mold core enclose to set and are formed with mold cavity, it is characterised in that: open the lower mold core side
Equipped with card slot, clamping is provided with heat-insulating base in the card slot, and the heat-insulating base is provided with matrix, one side surface of the matrix setting
There is thermal insulation board, the lower mold core is provided with economizer bank below mold cavity, and the economizer bank is connected to setting with card slot；The base
Injection molding tube is provided in block, the side of matrix, the discharge port of the injection molding tube and preheating is arranged in the feed inlet of the injection molding tube
Pipe connection is arranged, and water cooling tube is provided in the matrix, and the water cooling tube matching is arranged in injection molding tube side.
2. foaming molding mold device according to claim 1, it is characterised in that: the heat-insulating base is " L " type construction.
3. foaming molding mold device according to claim 1, it is characterised in that: the discharge port aperture of the injection molding tube is small
In the caliber of economizer bank.
4. foaming molding mold device according to claim 1, it is characterised in that: the thermal insulation board is heat stable resin or glass
Glass fiber cloth material structure.
5. foaming molding mold device according to claim 1, it is characterised in that: the mold cavity be it is multiple, it is described
Economizer bank is connected to multiple mold cavities respectively.
6. foaming molding mold device according to claim 1, it is characterised in that: the injection molding tube is arranged at feed inlet
There is feed cavity, ball is provided in the feed cavity, the feed cavity is bullet construction, and the feed cavity is far from feed inlet one
Side is provided with barrier net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821323790.7U CN208730169U (en) | 2018-08-16 | 2018-08-16 | Foaming molding mold device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821323790.7U CN208730169U (en) | 2018-08-16 | 2018-08-16 | Foaming molding mold device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208730169U true CN208730169U (en) | 2019-04-12 |
Family
ID=66029789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821323790.7U Expired - Fee Related CN208730169U (en) | 2018-08-16 | 2018-08-16 | Foaming molding mold device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208730169U (en) |
-
2018
- 2018-08-16 CN CN201821323790.7U patent/CN208730169U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190412 Termination date: 20200816 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |