CN107901347A - The injection mold that can be cleared up - Google Patents
The injection mold that can be cleared up Download PDFInfo
- Publication number
- CN107901347A CN107901347A CN201711478149.0A CN201711478149A CN107901347A CN 107901347 A CN107901347 A CN 107901347A CN 201711478149 A CN201711478149 A CN 201711478149A CN 107901347 A CN107901347 A CN 107901347A
- Authority
- CN
- China
- Prior art keywords
- cavity
- punch
- pin
- plate
- air
- Prior art date
- 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.)
- Granted
Links
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
-
- 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
- B29C33/70—Maintenance
- B29C33/72—Cleaning
-
- 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
- B29C45/1753—Cleaning or purging, e.g. of the injection unit
-
- 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
- B29C45/7337—Heating or cooling of the mould using gas or steam
Abstract
The present invention relates to mold machining technology field, disclose a kind of injection mold cleared up, including upper die and lower die, upper mold is punch-pin, lower die is cavity plate, when punch-pin and cavity plate engage a forming cavity is formed between punch-pin and cavity plate, punch-pin is equipped with the injection road connected with forming cavity, the bottom of cavity plate is equipped with cooling chamber, cooling chamber is equipped with slide plate, slide plate bottom is equipped with compression spring, cooling chamber both sides are equipped with check valve, cooling chamber both sides are additionally provided with the air cavity connected with outside, rotation axis is equipped with air cavity, helical blade is fixed with rotation axis, punch-pin is equipped with cooling duct and collecting chamber, pressing plate is equipped with collecting chamber, the catch bar being slidably connected with punch-pin is fixed with pressing plate, forming cavity side wall is equipped with air flue and closing block, closing block is equipped with connecting rod, connecting rod is by one-way clutch with rotating axis connection.The configuration of the present invention is simple, can carry out dust cleaning to forming cavity, and strike off the impurity in forming cavity, while can carry out cooling down to plastic melt.
Description
Technical field
The present invention relates to mold machining technology field, and in particular to a kind of injection mold cleared up.
Background technology
Injection is a kind of method of industrial products production moulding.Product is usually using rubber injection mold or plastic injection.Injection
Molding die platen press and casting die can also be dispensed.
Automobile overwhelming majority parts are all by injection molding die pressing, can generally use injection (mo(u)lding) machine, that is, injector
And thermoplastic or thermosetting plastics variously-shaped plastic automotive are made using mould for plastics by injection molding machine, injection molding machine
Parts, therefore auto parts and components injection is realized by injection molding machine and injection mold.
Existing injection mold includes cavity plate and lower die, and cavity plate is cavity plate, and lower die is punch-pin, when cavity plate and lower die engage,
The forming cavity of a closing is formed between cavity plate and lower die, the injected plastic melt into forming cavity, waits plastic melt being molded
Intracavitary natural cooling is molded, it becomes possible to produces the auto parts and components of given shape.When in use, often deposited in injection mold
In more dust etc., dust can cause the plastic melt of injection to produce bubble and influence the quality of molding die.In order to reduce
Dust can carry out dust cleaning after injection mold use, still, mould place it is long after, still can there are dust, and
People are often subconscious after cleaning to think that mould has cleaned up.
The content of the invention
It is an object of the invention to provide a kind of injection mold cleared up, with solve mould using when there are dust
Problem.
To reach above-mentioned purpose, the technical scheme is that：A kind of injection mold cleared up, including upper mold is with
Mould, upper mold are punch-pin, and lower die is cavity plate, one forming cavity of formation between punch-pin and cavity plate when punch-pin and cavity plate engage, on punch-pin
Equipped with the injection road connected with forming cavity, the bottom of the cavity plate is equipped with cooling chamber, and cooling chamber is equipped with and is slidably connected with cavity plate
Slide plate and slide plate cooling chamber is closed, the slide plate bottom is equipped with the compression spring that offsets with cavity plate, and the cooling chamber both sides are all provided with
There is a check valve connected with cooling chamber, the cooling chamber both sides are additionally provided with the air cavity connected with outside, are equipped with air cavity and cavity plate
The rotation axis of rotation connection, is fixed with during rotation in rotation axis and may be inhaled cool exterior air to the helical blade of cold air cavity, described
Punch-pin is equipped with cooling duct and collecting chamber, and cooling duct is connected with collecting chamber, is equipped with what is be slidably connected with punch-pin in the collecting chamber
Pressing plate, the catch bar being slidably connected with punch-pin is fixed with pressing plate, and the forming cavity side wall is equipped with and connects air cavity with forming cavity
Air flue, and the connectivity part of air flue and forming cavity is equipped with closing block, and the closing block is threadedly coupled with air flue, and closing block is equipped with
Connecting rod, connecting rod are equipped with the spring to offset with rotation axis by one-way clutch with rotating axis connection, closing block.
The principle of the present invention：Punch-pin and cavity plate are fastened togather, a forming cavity is formed between punch-pin and cavity plate, cold
But intracavitary loads a certain amount of warm water, and injects the plastic melt of high temperature, modeling into forming cavity by being molded using injection molding machine
Material melt can extrude slide plate and compression spring so that slide plate slide downward and the contraction of compression spring and compression spring, so as to be carried out to plastic melt
Steady load-bearing.Warm water can carry out the plastic melt of high temperature certain heat absorption, tentatively be cooled down to plastic melt.Plastic melt meeting
Warm water is heated to seething with excitement, and produces substantial amounts of water vapour, water vapour can cause the pressure of cooling chamber to increase and pass through list
Substantial amounts of gases at high pressure are released to valve, gases at high pressure are entered into air cavity to blow helical blade and rotated forward, the spiral shell of rotation
Vane sector-meeting is from outside suction cold air in air cavity, while the cold air entered can cool down and pass through to the hot gas in air cavity
Cooling duct is entered in collecting chamber, and the cold air into cooling duct can also cool down the plastic melt in forming cavity.By
The cold air of cooling duct can be heated and enter in collecting chamber, and gradually accumulation and pressure increase and can push away the cold air of heating
Dynamic pressure plate and catch bar upward sliding.After plastic melt is molded in forming cavity, molding die is removed, the tail skid of taking-up
Extruding is no longer influenced by, the upward sliding under the action of compression spring, slide plate can strike off the recess sidewall of cavity plate, avoid foreign matter
Remain in groove.Meanwhile slide plate extrudes easy cleaning by compression spring.
When reusing injection mold, downwards by catch bar promote and pressing plate can extrude collect intracavity gas enter it is cold
But in road, the gas in cooling duct can be entered in air cavity, and gas can blow helical blade and rotate backward, and helical blade reversely turns
Dynamic rotation axis to be driven to rotate backward, so as to drive connecting rod to rotate under the action of one-way clutch, connecting rod can drive envelope
Block is closed to slide to helical blade direction, thus closing block no longer closed airway and forming cavity, when helical blade stops operating, shaft
Stop operating with connecting rod, and under the action of the spring so that closing block reset.Gas of the helical blade from outside suction
The dust of forming cavity is blown out from injection road in meeting inlet channel forming cavity, so as to clear up forming cavity, is avoided in forming cavity
There is dust.
The effect of the present invention：(1) when engaging punch-pin and cavity plate, dust can be avoided by carrying out cleaning to the dust in forming cavity
Remain in forming cavity, and cause plastic melt to produce bubble.The quality of molding die can be improved by removing the dust in forming cavity.
After molding die taking-up, slide plate carries out striking off cleaning to the groove of cavity plate, reduces the workload of manual cleaning, improves
Work efficiency, while slide plate is extruded by compression spring and facilitates bottom portion of groove to clear up.
(2) kinetic energy is provided to helical blade by a large amount of water vapours that cooling chamber produces, so that helical blade rotates
A large amount of cold airs are sucked, cold air, which enters, to be cooled down the plastic melt in forming cavity in cooling duct and accelerate to be molded, so as to carry
The high molding work efficiency of plastic melt.
On above base case：
Further preferably：Limited block is equipped with below the slide plate.Limiting plate is spacing to slide plate, and slide plate is propped up
Support.
Further preferably：The cavity plate is equipped with the air passage connected with air flue and air cavity, and air passage can be closed block closing.
Gas in air cavity is entered in air passage into the sliding distance that in air entering flue, can shorten closing block, accelerates the gas in air cavity
Dedusting is carried out to forming cavity into forming cavity, improves efficiency of dust collection.
Further preferably：The punch-pin is equipped with cylinder, and the output shaft of cylinder is fixedly connected with catch bar and can promote and pushes away
Lever slide downward.Catch bar is promoted using cylinder, reduces manual operation, reduces work load.
Further preferably：The pressing plate is equipped with sealing strip with the punch-pin place of being slidably connected.The gas for avoiding collecting is from collecting chamber
Run out of in gap between pressing plate.
Brief description of the drawings
Fig. 1 is the injection mold embodiment overall structure diagram that the present invention can clear up；
Fig. 2 is the part A example structure schematic diagram of Fig. 1 of the present invention.
Embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments：
Reference numeral in Figure of description includes：It is punch-pin 1, cavity plate 2, check valve 3, limited block 4, compression spring 5, slide plate 6, cold
But road 7, pressing plate 8, catch bar 9, collecting chamber 10, cold air road 11, helical blade 12, air cavity 13, connecting rod 14, closing block 15, wind
Road 16.
Embodiment 1：
As shown in Figures 1 and 2, a kind of injection mold cleared up, including upper die and lower die, upper mold are punch-pin 1, under
Mould is cavity plate 2, forms a forming cavity when punch-pin 1 and cavity plate 2 engage between punch-pin 1 and cavity plate 2, and punch-pin 1 is equipped with and shaping
The injection road of chamber connection.Using injection molding machine by being molded the injected plastic melt into forming cavity.
The bottom of cavity plate 2 is equipped with cooling chamber, and cooling chamber is equipped with the slide plate 6 being slidably connected with cavity plate 2, and slide plate 6 can be recessed
Vertical sliding and slide plate 6 closes cooling chamber on mould 2, slide plate 6 with 2 place of being slidably connected of cavity plate is equipped with seal, and cooling chamber is close
Envelope.6 bottom of slide plate is fixed on slide plate 6 equipped with one end and the other end is fixed on the compression spring 5 of cavity plate 2, and the lower section of slide plate 6, which is equipped with, to be fixed on
Slide plate 6 is supported on cavity plate 2 and spacing limiting plate.Cooling chamber both sides are equipped with the check valve 3 connected with cooling chamber, cold
But chamber both sides are additionally provided with the air cavity 13 connected with outside, and air cavity 13 is equipped with the cold air road 11 connected with outside.In cooling chamber
Equipped with the rotation axis being rotatablely connected with cavity plate 2, helical blade 12 is fixed with rotation axis.When the warm water in cooling chamber is melted by plastics
After body heating, warm water can seethe with excitement and evaporate substantial amounts of water vapour, and water vapour causes the pressure in cooling chamber to increase, and water
Steam by check valve 3 and can blow helical blade 12, helical blade 12 rotate can be sucked by cold air road 11 it is substantial amounts of cold
Air, cold air, which can be entered in cooling duct 7, cools down the plastic melt in forming cavity, accelerates plastic melt shaping.
Punch-pin 1 is equipped with cooling duct 7 and collecting chamber 10, and cooling duct 7 is connected with collecting chamber 10, be equipped with collecting chamber 10 with it is convex
The pressing plate 8 that mould 1 is slidably connected, pressing plate 8 can on punch-pin 1 vertical sliding.It is fixed with pressing plate 8 and is pushed away with what punch-pin 1 was slidably connected
Lever 9, catch bar 9 are fixedly connected with the output shaft of cylinder, and cylinder can promote 9 slide downward of catch bar, pressing plate 8 and punch-pin 1
The place of being slidably connected avoid the gas in collecting chamber 10 from running out of equipped with sealing strip.Forming cavity side wall is equipped with air cavity 13 and forming cavity
The air flue and air flue connectivity part of connection are equipped with closing block 15, and air flue is connected by air passage 16 with air cavity 13, and closing block 15 can seal
Close air passage 16.Closing block 15 is threadedly coupled with air flue, and closing block 15 is equipped with connecting rod 14, connecting rod 14 by unidirectionally from
Clutch is with rotating axis connection.One-way clutch includes import and export and output shaft, and input shaft is fixed on the rotating shaft, 14 sets of connecting rod
It is located on the outside of output shaft and connecting rod 14 is fixedly connected with output shaft.When helical blade 12 is subject to the gas of the blowout out of cooling duct 7
During body, helical blade 12 is rotated backward so as to drive rotation axis to rotate, and rotation axis drives 14 turns of connecting rod by one-way clutch
Dynamic, connecting rod 14 drives closing block 15 to rotate and can connect in air passage 16 with air flue, spiral shell to 12 direction of helical blade on screw thread
Vane piece 12 forms the suction to forming cavity, so as to carry out dust suction to forming cavity by air passage 16 and air flue.Air passage 16 can share
Air-flow in air flue, dust are blown with air-flow, avoid dust from blocking air passage 16 and air flue.
Specific implementation process is as follows：
The certain gas of storage in collecting chamber 10, when engaging punch-pin 1 and cavity plate 2, promotion is pushed down on using cylinder
Bar 9, catch bar 9 promotes pressing plate 8, and by the gas in collecting chamber 10, extruding road air cavity 13 is interior out of cooling duct 7 and blows helical-blade
Piece 12 rotates backward, and helical blade 12, which rotates backward, to drive rotation axis to rotate backward, and connected under the action of one-way clutch
Bar 14 can follow rotation axis to rotate backward, so that closing block 15 is sliped off as connecting rod 14 rotates, no longer closing air flue 16
And air flue.Helical blade 12 counter-rotates in air cavity 13 and forms suction to forming cavity by air flue and air passage 16, to forming cavity
Interior dust carries out dust suction, and the dust being sucked out in forming cavity is run out of from cold air road 11, avoids dust from entering in plastic melt
Influence the quality of plastic melt.And the wind that helical blade 12 is blown can not be entered in cooling chamber by check valve 3, avoid cold
But the gas backstreaming that chamber is run out of.The screw thread of closing block 15 and air flue be Large-scale thread, the helical angle of screw thread equal to 60 ° and not by
Self-locking property, when connecting rod 14 stops operating, facilitates spring that closing block 15 is promoted reset.
Warm water is injected in cooling chamber to preheat cavity plate 2, while is melted using injection molding machine by being molded injected plastic
Body.The high temperature of plastic melt can heat warm water, and the substantial amounts of water vapour that warm water boiling is produced.Substantial amounts of water
Steam can cause the pressure of cooling chamber to increase, and water vapour can be extruded by high pressure from check valve 3, and enter in air cavity 13 and blow
Dynamic helical blade 12 rotates forward.Helical blade 12, which rotates forward, to enter gas from outside suction cold air by cold air road 11
In chamber 13, cold air, which can enter in cooling duct 7, absorbs heat the plastic melt in forming cavity, when accelerating the cooling of plastic melt
Between.Cold air heat absorption in cooling duct 7 can be changed into hot-air, and collect in collecting chamber 10, the hot-air in collecting chamber 10
The extruding for the hot-air for increasing and being cooled in 7, the hot-air in collecting chamber 10 can be pressed down against pressing plate 8,8 meeting of pressing plate
Push up the output shaft of catch bar 9 and cylinder so that cylinder and catch bar 9 reset, and reduce manual operation, gas collection is existed
Gas in collecting chamber 10 can be as the spare of next gas.
After the plastic melt in forming cavity becomes molding die, molding die is taken out, slide plate 6 is no longer influenced by crowded
Pressure, so that the meeting of slide plate 6 upward sliding, 6 upward sliding of slide plate can strike off the remaining miscellaneous of 2 side wall of cavity plate under the action of compression spring 5
Thing.Slide plate 6 can slide place's groove, easy cleaning at the same time.
Above-described is only the preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without departing from the inventive concept of the premise, several modifications and improvements can also be made, these should also be considered as the guarantor of the present invention
Scope is protected, these effects and practical applicability for implementing all without the influence present invention.The present invention omits the technology of description, shape
Shape, construction part are known technology.
Claims (5)
1. a kind of injection mold cleared up, including upper die and lower die, upper mold is punch-pin, and lower die is cavity plate, punch-pin and cavity plate card
A forming cavity is formed during conjunction between punch-pin and cavity plate, punch-pin is equipped with the injection road connected with forming cavity, it is characterised in that institute
The bottom for stating cavity plate is equipped with cooling chamber, and cooling chamber is equipped with the slide plate being slidably connected with cavity plate, and slide plate closes cooling chamber, institute
State slide plate bottom and be equipped with the compression spring to offset with cavity plate, the cooling chamber both sides are equipped with the check valve connected with cooling chamber, described
Cooling chamber both sides be additionally provided with the air cavity that connect of outside, be equipped with the rotation axis with cavity plate rotation connection in air cavity, in rotation axis admittedly
Surely have and may be inhaled cool exterior air during rotation to the helical blade of cold air cavity, the punch-pin is equipped with cooling duct and collecting chamber, cold
But road is connected with collecting chamber, and the pressing plate being slidably connected with punch-pin is equipped with the collecting chamber, is fixed with pressing plate and is slided with punch-pin
The catch bar of connection, the forming cavity side wall are equipped with the air flue for connecting air cavity with forming cavity, and the connection of air flue and forming cavity
Place is equipped with closing block, and the closing block is threadedly coupled with air flue, and closing block is equipped with connecting rod, and connecting rod passes through one-way clutch
With rotating axis connection, closing block is equipped with the spring to offset with rotation axis.
2. the injection mold according to claim 1 cleared up, it is characterised in that be equipped with limited block below the slide plate.
3. the injection mold according to claim 1 cleared up, it is characterised in that the cavity plate is equipped with gentle with air flue
The air passage of chamber connection, and air passage can be closed block closing.
4. the injection mold according to claim 1 cleared up, it is characterised in that the punch-pin is equipped with cylinder, cylinder
Output shaft be fixedly connected with catch bar and catch bar slide downward can be promoted.
5. the injection mold according to claim 1 cleared up, it is characterised in that the pressing plate and punch-pin are slidably connected place
Equipped with sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711478149.0A CN107901347B (en) | 2017-12-29 | 2017-12-29 | The injection mold that can be cleared up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711478149.0A CN107901347B (en) | 2017-12-29 | 2017-12-29 | The injection mold that can be cleared up |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107901347A true CN107901347A (en) | 2018-04-13 |
| CN107901347B CN107901347B (en) | 2019-09-03 |
Family
ID=61872047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711478149.0A Active CN107901347B (en) | 2017-12-29 | 2017-12-29 | The injection mold that can be cleared up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107901347B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110920002A (en) * | 2019-10-11 | 2020-03-27 | 沈阳炳恒科技有限公司 | Cooling system of plastic mold and working method thereof |
| CN111546587A (en) * | 2020-05-25 | 2020-08-18 | 永康本元塑料制品有限公司 | Multifunctional plastic mold capable of counting |
| CN111906283A (en) * | 2020-07-29 | 2020-11-10 | 方振钋 | Mechanical die-closing casting machine |
| CN112172062A (en) * | 2020-10-26 | 2021-01-05 | 宁波江京电子商务有限公司 | Quick-cooling type injection mold |
| CN112828262A (en) * | 2020-12-31 | 2021-05-25 | 河南中恒美新材料有限公司 | Preparation device and preparation method of one-mold porous aluminum profile |
| CN113085100A (en) * | 2021-06-09 | 2021-07-09 | 山东国维复合材料科技有限公司 | Mold for molding thermoplastic composite material core mold |
| CN113715253A (en) * | 2021-09-02 | 2021-11-30 | 深圳市豪璟达实业有限公司 | Intelligent plastic mold based on sensor |
| CN113815096A (en) * | 2021-08-25 | 2021-12-21 | 淮北卓本科技有限责任公司 | Refractory material compression molding device |
| CN117087080A (en) * | 2023-10-18 | 2023-11-21 | 南通德亿新材料有限公司 | Injection device for thermoplastic polyurethane elastomer |
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| CN206678345U (en) * | 2017-04-24 | 2017-11-28 | 厦门市塑源工贸有限公司 | A kind of plastic mould that automatically can be blown out scrap |
| CN107443665A (en) * | 2017-08-28 | 2017-12-08 | 金吉祥 | A kind of injection mold surface dirt, foreign matter cleaning plant |
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| US5879599A (en) * | 1993-12-21 | 1999-03-09 | Bridgestone Sports Co., Ltd. | Method of molding golf balls |
| JP2004074727A (en) * | 2002-08-22 | 2004-03-11 | Ricoh Co Ltd | Molding die for optical disk substrate and optical disk |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110920002A (en) * | 2019-10-11 | 2020-03-27 | 沈阳炳恒科技有限公司 | Cooling system of plastic mold and working method thereof |
| CN111546587A (en) * | 2020-05-25 | 2020-08-18 | 永康本元塑料制品有限公司 | Multifunctional plastic mold capable of counting |
| CN111546587B (en) * | 2020-05-25 | 2020-11-13 | 永康本元塑料制品有限公司 | Multifunctional plastic mold capable of counting |
| CN111906283A (en) * | 2020-07-29 | 2020-11-10 | 方振钋 | Mechanical die-closing casting machine |
| CN112172062B (en) * | 2020-10-26 | 2022-06-28 | 惠州市鸿旭新材料科技有限公司 | Quick-cooling type injection mold |
| CN112172062A (en) * | 2020-10-26 | 2021-01-05 | 宁波江京电子商务有限公司 | Quick-cooling type injection mold |
| CN112828262A (en) * | 2020-12-31 | 2021-05-25 | 河南中恒美新材料有限公司 | Preparation device and preparation method of one-mold porous aluminum profile |
| CN112828262B (en) * | 2020-12-31 | 2022-07-15 | 河南海螺嵩基新材料有限公司 | Preparation device and preparation method of one-mold porous aluminum profile |
| CN113085100A (en) * | 2021-06-09 | 2021-07-09 | 山东国维复合材料科技有限公司 | Mold for molding thermoplastic composite material core mold |
| CN113085100B (en) * | 2021-06-09 | 2021-08-10 | 山东国维复合材料科技有限公司 | Mold for molding thermoplastic composite material core mold |
| CN113815096A (en) * | 2021-08-25 | 2021-12-21 | 淮北卓本科技有限责任公司 | Refractory material compression molding device |
| CN113715253A (en) * | 2021-09-02 | 2021-11-30 | 深圳市豪璟达实业有限公司 | Intelligent plastic mold based on sensor |
| CN117087080A (en) * | 2023-10-18 | 2023-11-21 | 南通德亿新材料有限公司 | Injection device for thermoplastic polyurethane elastomer |
| CN117087080B (en) * | 2023-10-18 | 2023-12-29 | 南通德亿新材料有限公司 | Injection device for thermoplastic polyurethane elastomer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107901347B (en) | 2019-09-03 |
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