CN107775880A - A kind of quick die change device and its method - Google Patents

A kind of quick die change device and its method Download PDF

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Publication number
CN107775880A
CN107775880A CN201711179144.8A CN201711179144A CN107775880A CN 107775880 A CN107775880 A CN 107775880A CN 201711179144 A CN201711179144 A CN 201711179144A CN 107775880 A CN107775880 A CN 107775880A
Authority
CN
China
Prior art keywords
die
filling arm
condensation chamber
filling
electric cabinet
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.)
Pending
Application number
CN201711179144.8A
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Chinese (zh)
Inventor
唐云
朱清和
陆炜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Wa Alai Machinery Manufacturing Co Ltd
Original Assignee
Hangzhou Wa Alai Machinery Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hangzhou Wa Alai Machinery Manufacturing Co Ltd filed Critical Hangzhou Wa Alai Machinery Manufacturing Co Ltd
Priority to CN201711179144.8A priority Critical patent/CN107775880A/en
Publication of CN107775880A publication Critical patent/CN107775880A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/1756Handling of moulds or mould parts, e.g. mould exchanging means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/64Mould opening, closing or clamping devices
    • B29C45/66Mould opening, closing or clamping devices mechanical
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/72Heating or cooling
    • B29C45/73Heating or cooling of the mould

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)

Abstract

The invention discloses a kind of quick die change device and its method, including support base, shifting formwork core plate, stripper plate, die-filling arm, fixed seat, die sinking, matched moulds, electric cabinet, control panel, moisture-absorption box and PLC, the bottom side of the support base is connected by wire with electric cabinet, the side insertion of the electric cabinet is provided with control panel, the inside of the electric cabinet is provided with PLC, the bottom interior wall of the electric cabinet has been bolted moisture-absorption box, the top side of the support base is by being welded with fixed seat, the die-filling arm passes through support base and fixed seat, and one end of die-filling arm is provided with matched moulds, the side of the fixed seat is provided with die sinking, the side of the die sinking is provided with shifting formwork core plate, the opposite side of the die-filling arm is provided with stripper plate, the die sinking is used cooperatively with matched moulds;The present invention, it is simple in construction, it is easy to quickly change the mold, effectively lifts the convenience used, while existing device, be easy to quickly cool down.

Description

A kind of quick die change device and its method
Technical field
The present invention relates to die change technical field, specially a kind of quick die change device and its method.
Background technology
Injection machine is the capital equipment for manufacturing molding products, at work, it is necessary to assemble, change for formed product Mould;At present, installed on injection machine, dismantle mould when institute occupation mode is traditional bolt, presser type manual operation, Because this mode will lean on die-filling people to install manually during whole mold changing, therefore by press setter experience, muscle power, work Many limitations such as time length, the length of the less efficient and die-filling time of die-filling process, which hardly results in, to be effectively ensured.
So how to design a kind of quick die change device and its method, turning into us will currently solve the problems, such as.
The content of the invention
It is an object of the invention to provide a kind of quick die change device and its method, to solve to propose in above-mentioned background technology The problem of.
To achieve the above object, the present invention provides following technical scheme:A kind of quick die change device, including support base, shifting Mold core plates, stripper plate, die-filling arm, fixed seat, die sinking, matched moulds, electric cabinet, control panel, moisture-absorption box and PLC, the branch The bottom side of support seat is connected by wire with electric cabinet, and the side insertion of the electric cabinet is provided with control panel, described automatically controlled The inside of case is provided with PLC, and the bottom interior wall of the electric cabinet has been bolted moisture-absorption box, the support base Top side passes through support base and fixed seat, and one end installation of die-filling arm by being welded with fixed seat, the die-filling arm Have a matched moulds, the side of the fixed seat is provided with die sinking, and the side of the die sinking is provided with shifting formwork core plate, the die-filling arm it is another Side is provided with stripper plate, and the die sinking is used cooperatively with matched moulds.
According to above-mentioned technical proposal, the die sinking includes die-filling arm lock, small guide rod, die wall, core rod, condensation chamber, fixes and insert Head, condensate liquid import, temperature sensor, condensate outlet, radiation tooth, flow velocity acceleration mechanism and heat-conducting layer, in the die wall Core rod is offered at the heart, the corresponding both sides of the core rod are mounted on locking-type plug, are provided with the bottom centre of the die wall Die-filling arm lock, the side of the die-filling arm lock are provided with small guide rod, and the corresponding both sides of the die wall offer condensate liquid and entered respectively Mouth and condensate outlet, the inside of the die wall offers condensation chamber, and condensation chamber is arranged on the underface of core rod, the condensation The outer wrap of chamber has heat-conducting layer, and one end of the condensate liquid import connects with the side of condensation chamber, the condensate outlet The other end connects with the opposite side of condensation chamber, and the top inner wall of the condensation chamber is evenly distributed with radiation tooth, the condensation chamber Bottom interior wall insertion is provided with temperature sensor, and the side of the temperature sensor has been bolted flow velocity acceleration mechanism, The temperature sensor is electrically connected with the input of PLC, and the output end of the PLC is electrically connected with flow velocity and accelerated Mechanism.
According to above-mentioned technical proposal, the flow velocity acceleration mechanism includes casing, reductor, electric rotating machine, driven gear, fan Leaf, rotating shaft and driving gear, the casing are arranged at the bottom interior wall center of condensation chamber, the top inner wall center of the casing Place's insertion is provided with driven gear, and rotating shaft is provided with the center of the driven gear, flabellum is provided with the rotating shaft, described The side engagement of driven gear is connected with driving gear, and the bottom interior wall of the casing has been bolted reductor, described, The input of the reductor and the output end of electric rotating machine connect, and the output end of the reductor passes through rotating shaft and driving gear Connection, the control panel are electrically connected with electric rotating machine.
According to above-mentioned technical proposal, it is a kind of FX2N-128MR-001PLC controllers to state PLC.
According to above-mentioned technical proposal, the heat-conducting layer is a kind of heat conductivity graphite material component.
According to above-mentioned technical proposal, the inside of the moisture-absorption box is filled with acticarbon.
A kind of method quickly changed the mold, comprises the following steps:
1) mould unloading matched moulds is connected to pressure switch, and small guide rod unblock departs from stripper plate, shifting formwork core plate craft locking, stripper plate Artificial remove connects location switch, the small die-filling arm lock of guide rod locking;
2) then 300mm is arrived in mould unloading die sinking, and small guide rod unlocks die-filling arm;
3) mould unloading matched moulds is connected to pressure switch, the small die-filling arm of guide rod locking, the unblock of shifting formwork fast-assembling;
4) last mould unloading die sinking is connected to die-filling arm switch, the die-filling die-filling frame of arm locking, the unblock of solid model fast-assembling.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention passes through the support base of setting, shifting formwork core plate, de- Template, die-filling arm, fixed seat, die sinking and matched moulds, are easy to implement quick mold changing, effectively lift the convenience used;When in use, Condensate liquid is imported into condensation chamber by condensate liquid import, then discharged from condensate outlet, is easy in formed in mould process It is middle quickly take heat out of, the speed of the shaping of mould is effectively lifted, effectively lifts the convenience used;Temperature sensor is easy to The temperature of monitoring condensation chamber internal condensation liquid in real time, when temperature is too high, the work of PLC coutroi velocity acceleration mechanism, just In the velocity of liquid assets of lifting condensate liquid, it is easy to quickly distribute heat, effectively lift heat distributes speed, and lifting makes Convenience;The setting of heat-conducting layer, it is easy to quickly transmit heat, is passed by condensate liquid, effectively lifting uses Convenience.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is the mold-opening structure schematic diagram of the present invention;
Fig. 3 is the condensation chamber structural representation of the present invention;
Fig. 4 is the flow velocity acceleration mechanism structural representation of the present invention;
Fig. 5 is the electric cabinet internal structure schematic diagram of the present invention;
Label in figure:1st, support base;2nd, shifting formwork core plate;3rd, die-filling arm lock;4th, small guide rod;5th, stripper plate;6th, die-filling arm;7、 Fixed seat;8th, mold;9th, matched moulds;10th, electric cabinet;11st, control panel;12nd, die wall;13rd, core rod;14th, condensation chamber;15th, it is fixed to insert Head;16th, condensate liquid import;17th, temperature sensor;18th, condensate outlet;19th, radiation tooth;20th, flow velocity acceleration mechanism;21st, lead Thermosphere;22nd, casing;23rd, reductor;24th, electric rotating machine;25th, driven gear;26th, flabellum;27th, rotating shaft;28th, driving gear; 29th, moisture-absorption box;30th, PLC.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-5, the present invention provides a kind of quick die change device, including support base 1, shifting formwork core plate 2, stripper plate 5, Die-filling arm 6, fixed seat 7, die sinking 8, matched moulds 9, electric cabinet 10, control panel 11, moisture-absorption box 29 and PLC 30, support base 1 Bottom side is connected by wire with electric cabinet 10, and the insertion of the side of electric cabinet 10 is provided with control panel 11, electric cabinet 10 it is interior Portion is provided with PLC 30, and the bottom interior wall of electric cabinet 10 has been bolted moisture-absorption box 29, the top one of support base 1 Side is by being welded with fixed seat 7, and die-filling arm 6 passes through support base 1 and fixed seat 7, and one end of die-filling arm 6 is provided with matched moulds 9, the side of fixed seat 7 is provided with die sinking 8, and the side for molding 8 is provided with shifting formwork core plate 2, and the opposite side of die-filling arm 6 is provided with de- Template 5, die sinking 8 are used cooperatively with matched moulds 9.
According to above-mentioned technical proposal, die sinking 8 includes die-filling arm lock 3, small guide rod 4, die wall 12, core rod 13, condensation chamber 14, solid Determine plug 15, condensate liquid import 16, temperature sensor 17, condensate outlet 18, radiation tooth 19, flow velocity acceleration mechanism 20 and heat conduction Layer 21, core rod 13 is offered at the center of die wall 12, the corresponding both sides of core rod 13 are mounted on locking-type plug 15, the bottom of die wall 12 Die-filling arm lock 3 is installed, the side of die-filling arm lock 3 is provided with small guide rod 4, and the corresponding both sides of die wall 12 open up respectively at portion center There are condensate liquid import 16 and condensate outlet 18, the inside of die wall 12 offers condensation chamber 14, and condensation chamber 14 is arranged on core rod 13 underface, the outer wrap of condensation chamber 14 have heat-conducting layer 21, and one end of condensate liquid import 16 connects with the side of condensation chamber 14 Logical, the other end of condensate outlet 18 connects with the opposite side of condensation chamber 14, and the top inner wall of condensation chamber 14 is evenly distributed with scattered Hot tooth 19, the bottom interior wall insertion of condensation chamber 14 are provided with temperature sensor 17, and the side of temperature sensor 17 is consolidated by bolt Surely there is flow velocity acceleration mechanism 20, temperature sensor 17 is electrically connected with the input of PLC 30, the output of PLC 30 End is electrically connected with flow velocity acceleration mechanism 20.
According to above-mentioned technical proposal, flow velocity acceleration mechanism 20 includes casing 22, reductor 23, electric rotating machine 24, driven tooth Wheel 25, flabellum 26, rotating shaft 27 and driving gear 28, casing 22 are arranged at the bottom interior wall center of condensation chamber 14, casing 22 Insertion is provided with driven gear 25 at top inner wall center, and rotating shaft 27 is provided with the center of driven gear 25, is pacified in rotating shaft 27 Equipped with flabellum 26, the side engagement of driven gear 25 is connected with driving gear 28, and the bottom interior wall of casing 22 is bolted There is reductor 23, the input of reductor 23 is connected with the output end of electric rotating machine 24, and the output end of reductor 23 passes through rotating shaft It is connected with driving gear 28, control panel 11 is electrically connected with electric rotating machine 24.
According to above-mentioned technical proposal, PLC 30 is a kind of FX2N-128MR-001PLC controllers.
According to above-mentioned technical proposal, heat-conducting layer 21 is a kind of heat conductivity graphite material component.
According to above-mentioned technical proposal, the inside of moisture-absorption box 29 is filled with acticarbon.
A kind of method quickly changed the mold, comprises the following steps:
1) mould unloading matched moulds is connected to pressure switch, and small guide rod unblock departs from stripper plate, shifting formwork core plate craft locking, stripper plate Artificial remove connects location switch, the small die-filling arm lock of guide rod locking;
2) then 300mm is arrived in mould unloading die sinking, and small guide rod unlocks die-filling arm;
3) mould unloading matched moulds is connected to pressure switch, the small die-filling arm of guide rod locking, the unblock of shifting formwork fast-assembling;
4) last mould unloading die sinking is connected to die-filling arm switch, the die-filling die-filling frame of arm locking, the unblock of solid model fast-assembling.
Based on above-mentioned, it is an advantage of the current invention that the present invention by the support base 1 of setting, shifting formwork core plate 2, stripper plate 5, Die-filling arm 6, fixed seat 7, die sinking 8 and matched moulds 9, are easy to implement quick mold changing, effectively lift the convenience used;When in use, Condensate liquid is imported into condensation chamber 14 by condensate liquid import 16, then discharged from condensate outlet 18, is easy in mould molding During heat is quickly taken out of, effectively lifted mould shaping speed, effectively lift the convenience used;TEMP Device 17 is easy to the temperature of the monitoring internal condensation liquid of condensation chamber 14 in real time, and when temperature is too high, the coutroi velocity of PLC 30 accelerates Mechanism 20 works, and is easy to be lifted the velocity of liquid assets of condensate liquid, is easy to quickly distribute heat, effectively lifts dissipating for heat Speed is sent out, lifts the convenience used;The setting of heat-conducting layer 21, it is easy to quickly transmit heat, is passed out by condensate liquid Go, effectively lift the convenience used.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (7)

1. a kind of quick die change device, including support base (1), shifting formwork core plate (2), stripper plate (5), die-filling arm (6), fixed seat (7), (8), matched moulds (9), electric cabinet (10), control panel (11), moisture-absorption box (29) and PLC (30), its feature is molded to exist In:The bottom side of the support base (1) is connected by wire with electric cabinet (10), the side insertion peace of the electric cabinet (10) Equipped with control panel (11), the inside of the electric cabinet (10) is provided with PLC (30), in the bottom of the electric cabinet (10) Wall has been bolted moisture-absorption box (29), and the top side of the support base (1) is by being welded with fixed seat (7), institute State die-filling arm (6) and pass through support base (1) and fixed seat (7), and one end of die-filling arm (6) is provided with matched moulds (9), the fixed seat (7) side is provided with die sinking (8), and the side of the die sinking (8) is provided with shifting formwork core plate (2), the die-filling arm (6) it is another Side is provided with stripper plate (5), and the die sinking (8) is used cooperatively with matched moulds (9).
A kind of 2. quick die change device according to claim 1, it is characterised in that:It is described die sinking (8) include die-filling arm lock (3), Small guide rod (4), die wall (12), core rod (13), condensation chamber (14), locking-type plug (15), condensate liquid import (16), temperature sensor (17), condensate outlet (18), radiation tooth (19), flow velocity acceleration mechanism (20) and heat-conducting layer (21), in the die wall (12) Core rod (13) is offered at the heart, the corresponding both sides of the core rod (13) are mounted on locking-type plug (15), the die wall (12) Die-filling arm lock (3) is installed, the side of the die-filling arm lock (3) is provided with small guide rod (4), the die wall (12) at bottom centre Corresponding both sides offer condensate liquid import (16) and condensate outlet (18) respectively, the inside of the die wall (12) offers cold Solidifying chamber (14), and condensation chamber (14) is arranged on the underface of core rod (13), the outer wrap of the condensation chamber (14) has heat-conducting layer (21), one end of the condensate liquid import (16) connects with the side of condensation chamber (14), the condensate outlet (18) it is another End connects with the opposite side of condensation chamber (14), and the top inner wall of the condensation chamber (14) is evenly distributed with radiation tooth (19), described The bottom interior wall insertion of condensation chamber (14) is provided with temperature sensor (17), and the side of the temperature sensor (17) passes through bolt Flow velocity acceleration mechanism (20) is fixed with, the temperature sensor (17) is electrically connected with the input of PLC (30), described The output end of PLC (30) is electrically connected with flow velocity acceleration mechanism (20).
A kind of 3. quick die change device according to claim 1, it is characterised in that:The flow velocity acceleration mechanism (20) includes casing (22), reductor (23), electric rotating machine (24), driven gear (25), flabellum (26), rotating shaft (27) and driving gear (28), institute Casing (22) is stated at the bottom interior wall center of condensation chamber (14), peace is embedded at the top inner wall center of the casing (22) Equipped with driven gear (25), rotating shaft (27) is installed at the center of the driven gear (25), is provided with the rotating shaft (27) Flabellum (26), the side engagement of the driven gear (25) are connected with driving gear (28), the bottom interior wall of the casing (22) Reductor (23) is bolted, described, the input of the reductor (23) connects with the output end of electric rotating machine (24) Connect, the output end of the reductor (23) is connected by rotating shaft with driving gear (28), and the control panel (11) is electrically connected with rotation Rotating motor (24).
A kind of 4. quick die change device according to claim 1, it is characterised in that:The PLC (30) is a kind of FX2N- 128MR-001PLC controllers.
A kind of 5. quick die change device according to claim 2, it is characterised in that:The heat-conducting layer (21) is a kind of conductive graphite Material members.
A kind of 6. quick die change device according to claim 1, it is characterised in that:The inside of the moisture-absorption box (29) is filled with work Property carbon adsorbent.
A kind of 7. method quickly changed the mold, it is characterised in that:Comprise the following steps:
1) mould unloading matched moulds is connected to pressure switch, small guide rod unblock disengaging stripper plate, shifting formwork core plate craft locking, and stripper plate is artificial Remove and connect location switch, the small die-filling arm lock of guide rod locking;
2) then 300mm is arrived in mould unloading die sinking, and small guide rod unlocks die-filling arm;
3) mould unloading matched moulds is connected to pressure switch, the small die-filling arm of guide rod locking, the unblock of shifting formwork fast-assembling;
4) last mould unloading die sinking is connected to die-filling arm switch, the die-filling die-filling frame of arm locking, the unblock of solid model fast-assembling.
CN201711179144.8A 2017-11-23 2017-11-23 A kind of quick die change device and its method Pending CN107775880A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711179144.8A CN107775880A (en) 2017-11-23 2017-11-23 A kind of quick die change device and its method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711179144.8A CN107775880A (en) 2017-11-23 2017-11-23 A kind of quick die change device and its method

Publications (1)

Publication Number Publication Date
CN107775880A true CN107775880A (en) 2018-03-09

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0513718U (en) * 1991-08-05 1993-02-23 三田工業株式会社 Injection mold ejection mechanism
WO2004082920A2 (en) * 2003-03-18 2004-09-30 Injectnotech Inc. Modular mold change system
CN201296028Y (en) * 2007-07-02 2009-08-26 优志旺电机株式会社 Die set monitoring device
CN102029681A (en) * 2010-11-08 2011-04-27 丰铁塑机(广州)有限公司 Center turret type multicolour multi-material vertical injection moulding machine and injection moulding method
CN203739169U (en) * 2013-07-03 2014-07-30 德科摩橡塑科技(东莞)有限公司 Mould opening and closing and product supporting structure of rubber mill
CN106273193A (en) * 2016-08-30 2017-01-04 杭州方圆塑机股份有限公司 Two templates are fixed ejects frame fast die change full-automatic foam forming machine
CN206296422U (en) * 2016-12-26 2017-07-04 温州巨丰模架有限公司 A kind of cast iron punching die frame
CN206493531U (en) * 2017-03-02 2017-09-15 青岛东泰诚恩新材料科技发展有限公司 It is a kind of can automatic demoulding cooling injection mold
CN207954476U (en) * 2017-11-23 2018-10-12 杭州阿莱西澳机械制造有限公司 A kind of quick die change device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0513718U (en) * 1991-08-05 1993-02-23 三田工業株式会社 Injection mold ejection mechanism
WO2004082920A2 (en) * 2003-03-18 2004-09-30 Injectnotech Inc. Modular mold change system
CN1787902A (en) * 2003-03-18 2006-06-14 注射技术公司 Modular mold change system
CN201296028Y (en) * 2007-07-02 2009-08-26 优志旺电机株式会社 Die set monitoring device
CN102029681A (en) * 2010-11-08 2011-04-27 丰铁塑机(广州)有限公司 Center turret type multicolour multi-material vertical injection moulding machine and injection moulding method
CN203739169U (en) * 2013-07-03 2014-07-30 德科摩橡塑科技(东莞)有限公司 Mould opening and closing and product supporting structure of rubber mill
CN106273193A (en) * 2016-08-30 2017-01-04 杭州方圆塑机股份有限公司 Two templates are fixed ejects frame fast die change full-automatic foam forming machine
CN206296422U (en) * 2016-12-26 2017-07-04 温州巨丰模架有限公司 A kind of cast iron punching die frame
CN206493531U (en) * 2017-03-02 2017-09-15 青岛东泰诚恩新材料科技发展有限公司 It is a kind of can automatic demoulding cooling injection mold
CN207954476U (en) * 2017-11-23 2018-10-12 杭州阿莱西澳机械制造有限公司 A kind of quick die change device

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