CN105599247B - The fast plastic product forming mould of cooling velocity - Google Patents

The fast plastic product forming mould of cooling velocity Download PDF

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Publication number
CN105599247B
CN105599247B CN201510985186.5A CN201510985186A CN105599247B CN 105599247 B CN105599247 B CN 105599247B CN 201510985186 A CN201510985186 A CN 201510985186A CN 105599247 B CN105599247 B CN 105599247B
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China
Prior art keywords
die cavity
branch pipe
tube
cooling
forming mould
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CN201510985186.5A
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Chinese (zh)
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CN105599247A (en
Inventor
郑晓菲
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Fackel Machinery Fujian Co Ltd
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Fackel Machinery Fujian Co Ltd
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Priority to CN201510985186.5A priority Critical patent/CN105599247B/en
Publication of CN105599247A publication Critical patent/CN105599247A/en
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    • 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
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7312—Construction of heating or cooling fluid flow channels
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • 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
    • B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • B29C2033/042—Meander or zig-zag shaped cooling channels, i.e. continuous cooling channels whereby a plurality of cooling channel sections are oriented in a substantial parallel direction
    • 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
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7312—Construction of heating or cooling fluid flow channels
    • B29C2045/7318—Construction of heating or cooling fluid flow channels multilayered fluid channel constructions

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a kind of fast plastic product forming mould of cooling velocity, it includes die ontology and cooling system；The die cavity of multiple formable products is offered inside die ontology, die cavity is intervally arranged in horizontal direction in die ontology；Cooling system has the main pipeline of the outside refrigerant of connection and reclaims the recovery channel of refrigerant, main pipeline is connected with multiple branch pipe(tube)s, branch pipe(tube) have it is multiple can towards adjacent die cavity spray refrigerant hole for water spraying, the cooling water of hole for water spraying is directed at the extreme higher position that corresponding die cavity molds product, the cooling water that hole for water spraying sprays flows downward under gravity from top to bottom sequentially to be cooled down with molding product to die cavity, then converges to recovery channel discharge；By said structure, the fast plastic product forming mould of cooling velocity of the present invention can uniformly cool down the product in each die cavity, and good cooling results improve product qualified rate, and cooling is time-consuming short, with short production cycle, improve production efficiency.

Description

The fast plastic product forming mould of cooling velocity
Technical field
The present invention relates to a kind of cooling system, a kind of good cooling results, the time-consuming short cooling velocity of cooling are referred in particular to fast Plastic product forming mould.
Background technology
Mould is a kind of instrument for producing plasthetics, is also to confer to plasthetics complete structure and accurate dimension Instrument, is to obtain having effigurate product after material requested is injected into the metal mold cavity of mould.In order to control mould Temperature, on mould also have make the cooling system that refrigerant passes through；Cooling system can not only control the temperature of mould and Product condensation shaping can be accelerated.
Mould can the multiple products of disposal molding, for example be molded EPS heat preservation modules when, in order to improve production effect Rate, is provided with the die cavity of multiple plastic EPS heat preservation modules in the mould of shaping EPS heat preservation modules, you can reach disposable It is molded the purpose of multiple EPS heat preservation modules；But, each EPS heat preservation module can not be uniformly cooled down in step is cooled and shaped, EPS heat preservation modules product qualified rate is caused to decline.
Referring to Fig. 1, be the flow path of the cooling system of existing mould, because die cavity is set in stacked, because This, cooling water is introduced into first die cavity and full of first die cavity, enters back into second die cavity and is full of second die cavity, with This analogizes, and forms the tandem type of cooling, but this type of cooling causes whole flow path long one by one, time-consuming for cooling, cold But speed is slow；And cooling water is each after a die cavity, the cooling water just with certain temperature and enters adjacent die cavity It is interior, it will the cooling effect of the adjacent die cavity of influence;Therefore time-consuming, the cooling system of effect difference can directly affect production for this cooling The shaping quality of product and production cycle.
In view of this, the present inventor improves caused for not attaining in the cooling system structure design of above-mentioned mould Many missings and inconvenience, and deeply conceive, and actively research improvement has a fling at and develops and design this case.
The content of the invention
It is an object of the invention to provide a kind of fast plastic product forming mould of cooling velocity, each type can be uniformly cooled down The product of intracavitary, good cooling results improve product qualified rate, and cooling is time-consuming short, with short production cycle, improve production efficiency.
In order to reach above-mentioned purpose, solution of the invention is：
A kind of fast plastic product forming mould of cooling velocity, it includes die ontology and cooling system；The mould Body interior offers the die cavity of multiple formable products, and the die cavity is intervally arranged in horizontal direction in die ontology, and Each die cavity is with the die cavity width on die cavity horizontal arrangement direction, in the horizontal direction vertical die cavity horizontal arrangement side To the vertical die cavity horizontal arrangement direction of die cavity length and in the vertical direction die cavity height；The cooling system has connection The main pipeline of outside refrigerant and the recovery channel for reclaiming refrigerant, the main pipeline are connected with multiple branch pipe(tube)s in the horizontal direction, The branch pipe(tube) is arranged at intervals with die cavity, and the length of the branch pipe(tube) is consistent with die cavity length；The branch pipe(tube) has multiple The hole for water spraying of refrigerant can be sprayed towards adjacent die cavity, the water spray position of the hole for water spraying is located at the extreme higher position of die cavity height；Institute Recovery channel is stated below die cavity and is connected with die cavity；The cooling water of the hole for water spraying is directed at corresponding die cavity and molds product Extreme higher position, the cooling water that the hole for water spraying sprays flow downward under gravity with die cavity is molded product by It is up to lower sequentially to be cooled down, then converge to recovery channel discharge.
The quantity of the branch pipe(tube) than die cavity quantity more than one.
The main pipeline can also in the vertical direction be connected with the vertical branch pipe(tube)s that multiple relative die cavities are highly set, it is each The vertical branch pipe(tube) sets the second branch pipe(tube) that at least one extends along die cavity length direction with respect to die cavity vertical separation；It is described Second branch pipe(tube) length is consistent with die cavity length, second branch pipe(tube) have it is multiple can towards adjacent die cavity spray refrigerant spray Water through hole.
The vertical branch pipe(tube) quantity is identical with the branch pipe(tube) quantity, number of the quantity than die cavity of the vertical branch pipe(tube) Amount is more one.
Each vertical branch pipe(tube) is connected with the second branch pipe(tube) of a horizontal direction extension, and second branch pipe(tube) In same level.
Each vertical branch pipe(tube) is connected with the second branch pipe(tube) of two horizontal direction extensions, the second branch pipe(tube) position In on two horizontal planes.
The length of the recovery channel is more than or equal to die cavity length.
The dovetail groove of vertical direction is evenly distributed with the side of the die cavity length direction.
After said structure, the fast plastic product forming mould of cooling velocity of the present invention can be applied to internally offer The mould of multiple die cavities, the cooling system has the main pipeline of the outside refrigerant of connection, and the main pipeline is connected with multiple branch pipes Road, the branch pipe(tube) have it is multiple can towards adjacent die cavity spray refrigerant hole for water spraying, in cooling operations, each supervisor The refrigerant in road is by each branch pipe(tube) to each die cavity spray cooling water, and the water spray position of the hole for water spraying is located at die cavity height Extreme higher position, the cooling water of the hole for water spraying is directed at the extreme higher position that corresponding die cavity molds product, and the hole for water spraying sprays Cooling water flow downward from top to bottom sequentially cooled down with molding product to die cavity under gravity, then converge To recovery channel discharge；Independent cooling treatment can be carried out to the product of each die cavity simultaneously, form the parallel type of cooling, can The product in each die cavity is uniformly cooled down simultaneously, and good cooling results improve product qualified rate；And the branch pipe(tube) is long with respect to die cavity Degree is set, it is possible to which, in the same time to die cavity maximum side spray cooling water, increase film-cooled heat reaches the mesh uniformly cooled down , improve cooling effect；Cooling water channel be exactly first be transported to branch pipe(tube) from main pipeline, after be ejected into from branch pipe(tube) in die cavity, most Directly be discharged to afterwards from recovery channel outside mould, for the relatively existing cooling water channel cooled down one by one it is short a lot, shorten It is the cool time of injection molding, with short production cycle, improve production efficiency.
Brief description of the drawings
Fig. 1 is the cooling water channel schematic diagram of the fast plastic product forming mould of existing cooling velocity；
Fig. 2 is the cooling water channel schematic diagram of the fast plastic product forming mould of cooling velocity of the present invention；
Fig. 3 is the partial schematic sectional view of the fast plastic product forming mould of cooling velocity of the present invention；
Fig. 4 is the pipeline structure schematic diagram of the fast plastic product forming mould of cooling velocity of the present invention；
Fig. 5 is the structural representation for the heat preservation module that mould of the present invention is molded.
Symbol description
The die cavity 11 of 1 cooling system of die ontology 2
Die cavity width X die cavity length Y die cavity height Z
The branch pipe(tube) 23 of 21 recovery channel of main pipeline 22
The vertical branch pipe(tube) 25 of branch pipe(tube) 24 second of hole for water spraying 231
The water spray dovetail groove 111 of through hole 251.
Embodiment
In order to which technical scheme is explained further, the present invention is explained in detail below by specific embodiment State.
Fig. 2 to Fig. 5 is referred to, present invention is disclosed a kind of fast plastic product forming mould of cooling velocity, it includes Die ontology 1 and cooling system 2；
The die cavity 11 of multiple formable products is offered inside the die ontology 1, the die cavity 11 is in die ontology 1 It is intervally arranged in horizontal direction, and each die cavity 11 is with the die cavity width X on die cavity horizontal arrangement direction, in level The die cavity length Y in vertical die cavity horizontal arrangement direction and the die cavity in the vertical die cavity horizontal arrangement direction of in the vertical direction on direction Height Z；
The cooling system 2 has the main pipeline 21 of the outside refrigerant of connection and reclaims the recovery channel 22 of refrigerant, the master Pipeline 21 is connected with multiple branch pipe(tube)s 23 in the horizontal direction, and the branch pipe(tube) 23 is arranged at intervals with die cavity 11, and the branch pipe The length in road 11 is consistent with die cavity length Y；The branch pipe(tube) 23 can spray the water spray of refrigerant with multiple towards adjacent die cavity 11 Hole 231, the water spray position of the hole for water spraying 231 is located at die cavity height Z extreme higher position；The recovery channel 22 is located at die cavity 11 Lower section and connected with die cavity 11；The cooling water of the hole for water spraying 231 is directed at the extreme higher position that corresponding die cavity 11 molds product, The cooling water that the hole for water spraying 231 sprays flows downward to mold product from top to bottom to die cavity 11 under gravity Sequentially cooled down, then converge to recovery channel 22 and discharged.
The fast plastic product forming mould of cooling velocity of the present invention can be applied to internally offer the mould of multiple die cavities 11 Has body 1, the cooling system 2 has the main pipeline 21 of the outside refrigerant of connection, and the main pipeline 21 is connected with multiple branch pipe(tube)s 23, the branch pipe(tube) 23 have it is multiple can towards adjacent die cavity 11 spray refrigerant hole for water spraying 231, it is each in cooling operations The refrigerant of the main pipeline 21 is by each branch pipe(tube) 23 to each spray cooling water of die cavity 11, the water spray of the hole for water spraying 231 Position is located at die cavity height Z extreme higher position, and the cooling water of the hole for water spraying 231 is directed at corresponding die cavity 11 and molds product Extreme higher position, the cooling water that the hole for water spraying 231 sprays flow downward under gravity with to die cavity 11 shaping produce Product are from top to bottom sequentially cooled down, then converge to recovery channel discharge；List can be carried out to the product of each die cavity 11 simultaneously Only cooling treatment, forms the parallel type of cooling, and the product in each die cavity 11 can be uniformly cooled down simultaneously, and good cooling results are carried High product qualified rate；And the branch pipe(tube) 23 is set with respect to die cavity length Y, it is possible in the same time to the maximum side of die cavity 11 Spray cooling water, increases film-cooled heat to improve cooling effect；Cooling water channel is exactly first to be transported to branch pipe(tube) 23 from main pipeline 21, It is ejected into die cavity 11, is finally directly discharged to from recovery channel 22 outside mould from branch pipe(tube) 23 afterwards, it is relatively existing to carry out one by one The short cool time for much shortening injection molding, with short production cycle for the cooling water channel of cooling, improves production efficiency.
Quantity of the quantity than die cavity 11 of the branch pipe(tube) 23 of the fast plastic product forming mould of cooling velocity of the present invention Many one, and the branch pipe(tube) 23 and die cavity 11 is alternate sets, the branch pipe(tube) 23 has multiple can spray towards adjacent die cavity 11 Penetrate the hole for water spraying 231 of refrigerant；Therefore the branch pipe(tube) 23 between two adjacent die cavities 11 can be simultaneously to two adjacent die cavities 11 Spray cooling water, without all setting branch pipe(tube) 23 in each both sides of die cavity 11, can reduce branch pipe(tube) 23 and set quantity, can save branch The pipeline of the usage quantity of pipeline 23 and simplified cooling system 2 is set, more convenient to use.
The main pipeline 21 of the fast plastic product forming mould of cooling velocity of the present invention can also in the vertical direction connection There is the vertical branch pipe(tube) 24 that multiple relative die cavity height Z are set, each vertical branch pipe(tube) 24 is set with respect to die cavity height Z intervals Put at least one second branch pipe(tube) 25 extended along die cavity length Y-direction；The length of second branch pipe(tube) 25 and die cavity length Y mono- Cause, second branch pipe(tube) 25 can spray the water spray through hole 251 of refrigerant with multiple towards adjacent die cavity 11；In practice can basis Die cavity height Z is arranged at intervals the quantity of the branch pipe(tube) 25 of branch pipe(tube) 23 and second, in cooling work, can be simultaneously same to die cavity 11 Multistage cooling water is sprayed on the vertical direction of side, cooling velocity can be accelerated and may be such that cooling water more fully cooling type intracavitary Product；For example：Each vertical branch pipe(tube) 24 is connected with the second branch pipe(tube) 25 of a horizontal direction extension, and described second Branch pipe(tube) 25 is located in same level, you can two sections of cooling waters are sprayed on to the vertical direction of the same side of die cavity 11；Or it is every Vertical branch pipe(tube) 24 described in one is connected with the second branch pipe(tube) 25 of two horizontal direction extensions, and second branch pipe(tube) 25 is located at two On individual horizontal plane, you can two sections of cooling waters are sprayed on to the vertical direction of the same side of die cavity 11；And the road of vertical branch pipe 24 Quantity is identical with the quantity of branch pipe(tube) 23, the quantity of the vertical branch pipe(tube) 24 than die cavity 11 quantity more than one, can reduce Vertical branch pipe(tube) 24 sets quantity, and the pipeline of simplified cooling system 2 is set；
The main pipeline 21 of cooling system of the present invention, branch pipe(tube) 23, the branch pipe(tube) 25 of vertical branch pipe(tube) 24 and second are in mould It is in horizontal or vertical distribution to have in body 1, distinguishes comprehensive surrounding each die cavity 11, can comprehensively to the die cavity 11 of die ontology 1 into The product of type carries out cooling operations so that each pipeline configuration is more compact so that flow path is shorter, and cool time shortens, and So attachment structure is simpler, simplifies die apparatus, using more convenient.
The length of the recovery channel 22 of the fast plastic product forming mould of cooling velocity of the present invention is more than or equal to type Cavity length Y, cooling water flows downward along die cavity height Z-direction, and converges into recovery channel 22 to discharge outside die ontology, and The length of recovery channel 22, which is more than or equal to die cavity length Y, quickly to discharge cooling water, improve efficiency.
It is uniformly distributed on the side of the die cavity length Y-direction of the fast plastic product forming mould of cooling velocity of the present invention There is the dovetail groove 111 of vertical direction, in cooling operations, the cooling water ejected can flow downward along dovetail groove 111, dovetail Groove 111 is contacted with cooling water can increase film-cooled heat, and cooling effect is more preferable；And flow of cooling water direction is limited by dovetail groove 111, The path in cooling water water route can be shortened, shorten cool time.
The fast plastic product forming mould of cooling velocity of the present invention is specific when being molded strip product, for example, be molded EPS Heat preservation module, the die cavity length Y location of the corresponding EPS heat preservation modules of 23 and second branch pipe(tube) of branch pipe(tube) 25 is set, described perpendicular The die cavity height Z location of the corresponding EPS heat preservation modules of allotment pipeline 24 is set, in cooling, the hole for water spraying 231 and water spray through hole 251 reach the purpose uniformly cooled down, improve cooling effect to the maximum side spray cooling water of die cavity 11, increase film-cooled heat.
Above-described embodiment and accompanying drawing and non-limiting product form of the invention and style, any art it is common Appropriate change or modification that technical staff is done to it, all should be regarded as not departing from the patent category of the present invention.

Claims (8)

1. a kind of fast plastic product forming mould of cooling velocity, it is characterised in that：Include die ontology and cooling system；
Offer the die cavity of multiple formable products inside the die ontology, the die cavity in die ontology in horizontal direction It is intervally arranged, and each die cavity is with the die cavity width on die cavity horizontal arrangement direction, in the horizontal direction vertical-type The die cavity height in the vertical die cavity horizontal arrangement direction of die cavity length and in the vertical direction in chamber horizontal arrangement direction；
The cooling system has the main pipeline of the outside refrigerant of connection and reclaims the recovery channel of refrigerant, and the main pipeline is in level Multiple branch pipe(tube)s are connected with direction, the branch pipe(tube) is arranged at intervals with die cavity, and the length and die cavity length of the branch pipe(tube) Unanimously；The branch pipe(tube) have it is multiple can towards adjacent die cavity spray refrigerant hole for water spraying, the hole for water spraying water spray position position In the extreme higher position of die cavity height；The recovery channel is located at below die cavity and connected with die cavity；
The cooling water of the hole for water spraying is directed at the extreme higher position that corresponding die cavity molds product, the cooling that the hole for water spraying sprays Water flows downward under gravity from top to bottom sequentially to be cooled down with molding product to die cavity, then converges to recovery Pipeline is discharged.
2. the fast plastic product forming mould of cooling velocity as claimed in claim 1, it is characterised in that：The quantity of the branch pipe(tube) Than die cavity quantity more than one.
3. the fast plastic product forming mould of cooling velocity as claimed in claim 1, it is characterised in that：The main pipeline can also be The vertical branch pipe(tube) that multiple relative die cavities are highly set is connected with vertical direction, each vertical branch pipe(tube) is high with respect to die cavity Degree is arranged at intervals the second branch pipe(tube) that at least one extends along die cavity length direction；The second branch pipe(tube) length and die cavity length Unanimously, second branch pipe(tube) have it is multiple can towards adjacent die cavity spray refrigerant water spray through hole.
4. the fast plastic product forming mould of cooling velocity as claimed in claim 3, it is characterised in that：The vertical branch pipe(tube) number Amount is identical with the branch pipe(tube) quantity, the quantity of the vertical branch pipe(tube) than die cavity quantity more than one.
5. the fast plastic product forming mould of cooling velocity as claimed in claim 3, it is characterised in that：Each vertical branch pipe Road is connected with the second branch pipe(tube) of a horizontal direction extension, and second branch pipe(tube) is located in same level.
6. the fast plastic product forming mould of cooling velocity as claimed in claim 3, it is characterised in that：Each vertical branch pipe Road is connected with the second branch pipe(tube) of two horizontal direction extensions, and second branch pipe(tube) is located on two horizontal planes.
7. the fast plastic product forming mould of cooling velocity as claimed in claim 1, it is characterised in that：The length of the recovery channel Degree is more than or equal to die cavity length.
8. the fast plastic product forming mould of cooling velocity as claimed in claim 1, it is characterised in that：The die cavity length direction Side on be evenly distributed with the dovetail groove of vertical direction.
CN201510985186.5A 2015-12-25 2015-12-25 The fast plastic product forming mould of cooling velocity Active CN105599247B (en)

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Application Number Priority Date Filing Date Title
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CN105599247B true CN105599247B (en) 2017-10-03

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111263691B (en) * 2017-09-08 2022-04-01 日精Asb机械株式会社 Die set

Citations (3)

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Publication number Priority date Publication date Assignee Title
CN204505747U (en) * 2014-12-31 2015-07-29 东莞汇美模具制造有限公司 A kind of cooling system of bottle cap mold
CN204658826U (en) * 2015-01-27 2015-09-23 宁波市百鸽智能科技有限公司 A kind of high-light no-trace mould
CN205364449U (en) * 2015-12-25 2016-07-06 翡柯机械（福建）有限公司 Plastic products forming die that cooling rate is fast

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Publication number Priority date Publication date Assignee Title
JP2001328141A (en) * 2000-05-22 2001-11-27 Sanyo Electric Co Ltd Injection molding die apparatus
JP2003181837A (en) * 2001-12-13 2003-07-02 Sakaguchi Dennetsu Kk Hot plate having cooling mechanism

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204505747U (en) * 2014-12-31 2015-07-29 东莞汇美模具制造有限公司 A kind of cooling system of bottle cap mold
CN204658826U (en) * 2015-01-27 2015-09-23 宁波市百鸽智能科技有限公司 A kind of high-light no-trace mould
CN205364449U (en) * 2015-12-25 2016-07-06 翡柯机械（福建）有限公司 Plastic products forming die that cooling rate is fast

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