CN110355948A - A kind of injection mold for plastic production - Google Patents

A kind of injection mold for plastic production Download PDF

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Publication number
CN110355948A
CN110355948A CN201910685118.5A CN201910685118A CN110355948A CN 110355948 A CN110355948 A CN 110355948A CN 201910685118 A CN201910685118 A CN 201910685118A CN 110355948 A CN110355948 A CN 110355948A
Authority
CN
China
Prior art keywords
inner cavity
fixedly installed
plate
injection mold
demoulding
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
CN201910685118.5A
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Chinese (zh)
Inventor
不公告发明人
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.)
Zhaoqing Zhong Nan Zhi Zhi Mdt Infotech Ltd
Original Assignee
Zhaoqing Zhong Nan Zhi Zhi Mdt Infotech 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 Zhaoqing Zhong Nan Zhi Zhi Mdt Infotech Ltd filed Critical Zhaoqing Zhong Nan Zhi Zhi Mdt Infotech Ltd
Priority to CN201910685118.5A priority Critical patent/CN110355948A/en
Publication of CN110355948A publication Critical patent/CN110355948A/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
    • B29C45/26Moulds
    • 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
    • B29C45/26Moulds
    • B29C45/2602Mould construction elements
    • 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
    • B29C45/38Cutting-off equipment for sprues or ingates
    • 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
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • B29C45/401Ejector pin constructions or mountings
    • 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
    • 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
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • B29C2045/4042Ejector constructions; Ejector operating mechanisms driven by rack and pinion means

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention discloses a kind of injection molds for plastic production, it is related to technology of die manufacturing field, specially a kind of injection mold for plastic production, including molded plastic frame, it is fixedly installed with lower module in the middle part of the inner cavity of the molded plastic frame, is fixedly installed with upper liquid compression bar at the top of the molded plastic frame inner cavity.This is used for the injection mold of plastic production, pass through the cooperation of stripper plate, reset spring, demoulding catch bar and angular wheel, power is provided using positive and negative motor and underlying hydraulic stem simultaneously, when being demoulded after the completion of plastic pattern injection molding, rotate stripper plate demoulding catch bar using angular wheel, risen simultaneously using demoulding catch bar and then stripper plate is pushed to demould plastics, it avoids conventional needle and evades mould and are led to the problem of by trace and is demoulded for plastics and fail, improve the demoulding efficiency and quality of mold release of the injection mold.

Description

A kind of injection mold for plastic production
Technical field
The present invention relates to technology of die manufacturing field, specially a kind of injection mold for plastic production.
Background technique
Injection mold is a kind of tool for producing plasthetics;Also plasthetics complete structure and accurate dimension are to confer to Tool.Injection molding is a kind of processing method used when producing certain complex-shaped components in batches.It refers specifically to melt heated Plastics by injection molding machine high pressure inject die cavity obtain formed products after cooling and solidifying, existing injection mold is being molded When, due to that can remain a part of plastics in inlet after the implantation, conventional method is all to be wiped out after removing plastics by hand, Not only waste a large amount of manpowers, and manually cut it is unstable, cut be easy error, cause quality problems, after carrying out plastic injection, Because injection-moulded plastic shape is different, cause stripping operation more difficult, traditional method using needle push away or spring pop-up Method carries out demoulding, but since contact area is small, often leaves a trace on plastics, and demoulding is not thorough, it is often necessary to people Work auxiliary causes plastic shaping to fail, after injection molding since the plastics first injected when injected plastic may solidify in advance when injection molding Cooling time is longer, influences production efficiency, therefore we have proposed a kind of injection molds for plastic production.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of injection molds for plastic production, and it is thorough to have demoulding Bottom, automatic shearing defective material, high production efficiency, the high advantage of quality solve craft mentioned above in the background art and are cut It removes, causes quality problems, after carrying out plastic injection, stripping operation is more difficult, and traditional method, which is adopted, often to be stayed on plastics Lower trace, and demoulding is not thorough, it is often necessary to human assistance, since the plastics first injected when injected plastic may mention when injection molding The problem of preceding solidification, causes plastic shaping to fail, and cooling time is longer after injection molding, influences production efficiency.
To realize the above demoulding thoroughly, automatic shearing defective material, high production efficiency, the high purpose of quality, the present invention by with Lower technical solution is achieved: a kind of injection mold for plastic production, including molded plastic frame, in the inner cavity of the molded plastic frame Portion is fixedly installed with lower module, and upper liquid compression bar is fixedly installed at the top of the molded plastic frame inner cavity, the molded plastic frame inner cavity Top is fixedly connected with the mounting plate below upper liquid compression bar, and the side of the molded plastic frame inner cavity is fixedly connected with temperature lowering water Case, the side of the molded plastic frame inner cavity is fixedly installed with heating water tank and heating water tank is located at the lower section of cooling water tank, the note The side of modeling frame inner cavity is fixedly installed with positive and negative motor, and the bottom of the molded plastic frame inner cavity is fixedly installed with underlying hydraulic stem.
Preferably, the inner cavity of the lower module is uniformly provided with cooling heating slot, and the two sides of the lower module are connected with Pressure plate, the thread in inner cavity of the pressure plate are connected with bolt, and the top fitting of the lower module is placed with stripper plate, under described The bottom of module is fixedly connected with restoring board, and the side of the lower module bottom is fixedly installed with header tank, the header tank One end extends to the water outlet of cooling heating slot by water pipe.
Preferably, the surface fixing sleeve of the underlying hydraulic stem is connected to bottom plate, and the surface of the bottom plate is fixedly connected with branch The top of dagger, the underlying hydraulic stem is fixedly connected with demoulding catch bar.
Preferably, the surface activity of the demoulding catch bar is socketed with angular wheel, and the bottom of angular wheel extends to The surface activity at the top of support column, the demoulding catch bar is socketed with the reset spring positioned at angular wheel upper end, described multiple The lower surface of restoring board is extended at the top of the spring of position, and the inner cavity of stripper plate is extended at the top of the demoulding catch bar.
Preferably, the bottom of the upper liquid compression bar is fixedly connected with upper module, the fixed peace in the upper surface of the upper module Equipped with injection hole, the inner cavity of the injection hole offers loose slot, and the upper surface of the upper module offers venthole, it is described on The upper surface of module is fixedly installed with horizontal hydraulic stem, and one end of the horizontal hydraulic stem is fixedly connected with balance plate, described flat One end of weighing apparatus plate is fixedly installed with support spring, and one end of the support spring is fixedly connected with limited post, the balance plate One end is fixedly installed with the cutter pushing plate below support spring, and one end of the cutter pushing plate is located at the interior of loose slot One end of chamber, the cutter pushing plate is fixedly installed with push broach.
Preferably, the output shaft of the positive and negative motor is fixedly connected with another angular wheel, two angular wheels Intermeshing.
Preferably, the inner cavity of cooling water tank is fixedly installed with water pump, and the delivery outlet fixing sleeve of the water pump is connected to bipass, The bipass is fixedly installed with check valve close to the inner cavity of cooling water tank, and another nozzle of bipass is connected to heating water The inner cavity of case, the other end of the bipass are connected to one end of cooling heating slot, and the inner cavity of the heating water tank is fixedly mounted There is heating plate.
Preferably, the bottom of mounting plate is fixedly installed with injection hole cleaning column, and the bottom face note of injection hole cleaning column The inner cavity of mouth is moulded, the venthole that the bottom of the mounting plate is fixedly connected with positioned at injection hole cleaning column edge clears up needle, and logical Stomata clears up the inner cavity of the bottom face venthole of needle.
The present invention provides a kind of injection mold for plastic production, have it is following the utility model has the advantages that
1, the injection mold for being used for plastic production passes through stripper plate, reset spring, demoulding catch bar and angular wheel Cooperation, while providing power using positive and negative motor and underlying hydraulic stem, when being demoulded after the completion of plastic pattern injection molding, benefit It rotates stripper plate demoulding catch bar with angular wheel, while being risen using demoulding catch bar and then pushing stripper plate pair Plastics are demoulded, avoid conventional needle evade mould to plastics lead to the problem of trace and demoulding failure, improve the injection molding The demoulding efficiency and quality of mold release of mold.
2, the injection mold for being used for plastic production by the cooperation of cutter pushing plate and push broach, while utilizing horizontal liquid The use of compression bar and loose slot carries out cutter pushing plate by horizontal hydraulic stem after to injected plastic is carried out in mold Effect, and then push cutter pushing plate to push broach, it cuts push broach to the remaining plastics of injection hole, passes through simultaneously Support spring resets push broach, avoid traditional-handwork cut it is relatively complicated, cut position inaccuracy problem, improve The practicability and the injection molding quality of production of the injection mold.
3, the injection mold for being used for plastic production, by the cooperation of cooling heating slot, water pump and heating water tank, into When row injection molding, the inner cavity of cooling heating slot is entered by generating high-temperature vapor inside heating water tank, lower module is carried out Heating, avoid plastics a part when being molded shift to an earlier date cooled and solidified cause production fail, improve the injection mold It is molded quality, after the completion of injected plastic, by the way that the cooling water inside cooling water tank is injected cooling heating slot inner cavity, to lower die Block carries out cooling and carries out carrying out cooled and solidified to plastics, shortens plastics cooling time, improves the production effect of the injection mold Rate.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the structural schematic diagram that the present invention moves;
Fig. 3 is the structural schematic diagram of upper module of the present invention;
Fig. 4 is enlarged structure schematic diagram at Figure 1A of the present invention.
In figure: 1, molded plastic frame;2, underlying hydraulic stem;3, support column;4, angular wheel;5, reset spring;6, lower module;7, Pressure plate;8, catch bar is demoulded;9, stripper plate;10, injection hole;11, venthole clears up needle;12, upper liquid compression bar;13, it is molded Mouth cleaning column;14, upper module;15, water pump;16, cooling water tank;17, heating water tank;18, plate is heated;19, bipass;20, it limits Position column;21, restoring board;22, positive and negative motor;23, cooling heating slot;24, bottom plate;25, push broach;26, cutter pushing plate;27, living Dynamic slot;28, support spring;29, horizontal hydraulic stem;30, venthole;31, balance plate;32, mounting plate;33, header tank.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
The present invention provides a kind of technical solution referring to FIG. 1 to FIG. 4: a kind of injection mold for plastic production, including Molded plastic frame 1 is fixedly installed with lower module 6 in the middle part of the inner cavity of molded plastic frame 1, and the inner cavity of lower module 6 is uniformly provided with cooling heating Slot 23, the two sides of lower module 6 are connected with pressure plate 7, and the thread in inner cavity of pressure plate 7 is connected with bolt, the top patch of lower module 6 Conjunction is placed with stripper plate 9, and the bottom of lower module 6 is fixedly connected with restoring board 21, and the side of 6 bottom of lower module is fixedly installed with collection Water tank 33, one end of header tank 33 extends to the water outlet of cooling heating slot 23 by water pipe, by pressure plate 7 to upper module 14 It is fixed with the position of lower module 6, avoids the occurrence of upper module 14 and lower module 6 is detached from, injection molding is caused to fail, material leakage Problem, the pressure plate 7 uniformly opened up by 6 inner cavity of lower module make the contact area of cooling water and vapor and lower module 6 more Greatly, heating refrigeration effect is improved, while waste water is collected using header tank 33, convenient for recycling, improves the note The feature of environmental protection of mould is fixedly installed with upper liquid compression bar 12 at the top of 1 inner cavity of molded plastic frame, and the bottom of upper liquid compression bar 12 is fixed It is connected with upper module 14, the upper surface of upper module 14 is fixedly installed with injection hole 10, and the inner cavity of injection hole 10 offers loose slot 27, the upper surface of upper module 14 offers venthole 30, and the upper surface of upper module 14 is fixedly installed with horizontal hydraulic stem 29, horizontal One end of hydraulic stem 29 is fixedly connected with balance plate 31, and one end of balance plate 31 is fixedly installed with support spring 28, support spring 28 one end is fixedly connected with limited post 20, and the cutter that one end of balance plate 31 is fixedly installed with positioned at 28 lower section of support spring pushes away Movable plate 26, one end of cutter pushing plate 26 are located at the inner cavity of loose slot 27, and one end of cutter pushing plate 26 is fixedly installed with push broach 25, cutter pushing plate 26 is pushed by balance plate 31, cutter pushing plate 26 is made to push push broach by the inner cavity of loose slot 27 Plastics after 25 pairs of injection moldings in injection hole 10 are wiped out, while using support spring 28 and limited post 20 to cutter pushing plate 26 It is resetted, and then resets push broach 25, avoiding manually to wipe out influences quality and cut incomplete problem, improves this The quality of production of injection mold is fixedly connected with the mounting plate 32 positioned at 12 lower section of upper liquid compression bar at the top of 1 inner cavity of molded plastic frame, The bottom of mounting plate 32 is fixedly installed with injection hole cleaning column 13, and the bottom face injection hole 10 of injection hole cleaning column 13 is interior Chamber, the venthole that the bottom of mounting plate 32 is fixedly connected with positioned at injection hole cleaning 13 edge of column clears up needle 11, and venthole is clear The inner cavity for managing the bottom face venthole 30 of needle 11 is cleared up needle 11 by venthole and is picked to the plastic residues in venthole 30 It removes, while the plastic residues of 10 inner cavity of injection hole is purged using injection hole cleaning column 13, residue is avoided to block venthole 30, the problem of causing the gas in mold to can not rule out, plasticity is caused to fail, while injection hole 10 being avoided to have residue to mould injection The problem of material impacts improves the injection molding quality and injection molding stability of the injection mold, and the side of 1 inner cavity of molded plastic frame is fixed It is connected with cooling water tank 16, the inner cavity of cooling water tank 16 is fixedly installed with water pump 15, and the delivery outlet fixing sleeve of water pump 15 is connected to two Siphunculus 19, bipass 19 is fixedly installed with check valve close to the inner cavity of cooling water tank 16, and another nozzle of bipass 19 connects Be connected to the inner cavity of heating water tank 17, the other end of bipass 19 is connected to one end of cooling heating slot 23, heating water tank 17 it is interior Chamber is fixedly installed with heating plate 18, stores cooling water by cooling water tank 16, is provided by water pump 15 cooling water injecting cooling The inner cavity of heating slot 23, cools down lower module 6, shortens injection molding cooling time, improves production efficiency, passes through and heat plate 18 Water in heating water tank 17 is heated, high-temperature vapor is injected to the inner cavity of cooling heating slot 23 by bipass 19, is mentioned The temperature of lower module 6, avoids the problem that partly plastic solidify in advance and injection molding is caused unsuccessfully to improve the note when high injected plastic The upper inferior quality of mould, the side of 1 inner cavity of molded plastic frame is fixedly installed with heating water tank 17 and heating water tank 17 is located at temperature lowering water The lower section of case 16, the side of 1 inner cavity of molded plastic frame are fixedly installed with positive and negative motor 22, and the output shaft of positive and negative motor 22 is fixedly connected with Another angular wheel 4, two angular wheels 4 are intermeshed, and the bottom of 1 inner cavity of molded plastic frame is fixedly installed with underlying hydraulic stem 2, The surface fixing sleeve of underlying hydraulic stem 2 is connected to bottom plate 24, and the surface of bottom plate 24 is fixedly connected with support column 3, underlying hydraulic stem 2 Top is fixedly connected with demoulding catch bar 8, and the surface activity of demoulding catch bar 8 is socketed with angular wheel 4, and angular wheel 4 Bottom extends to the top of support column 3, and the surface activity of demoulding catch bar 8 is socketed with the reset bullet positioned at 4 upper end of angular wheel Spring 5, the top of reset spring 5 extend to the lower surface of restoring board 21, and the top of demoulding catch bar 8 extends to the interior of stripper plate 9 Chamber makes angular wheel 4 that demoulding catch bar 8 be driven to rotate and then make to take off by the cooperation of two angular wheels 4 and positive and negative motor 22 Template 9 rotates, and is detached from plastics with stripper plate 9, while providing active force by 2 pairs of demoulding catch bars 8 of underlying hydraulic stem, Make to demould the rising of catch bar 8, stripper plate 9 is jacked up, and then plastics and lower module 6 is made to generate disengaging, carries out stripping operation, simultaneously It being restored using the position of reset spring 5 and 21 pairs of restoring board demoulding catch bars 8, is convenient for stripping operation, demoulding is thorough, And demoulding contact area will not generate greatly trace, and then avoid traditional stripping means and cause trace to plastics, demoulding is not thorough The problem of, improve the quality of production and production efficiency of the injection mold.
To sum up, the injection mold for being used for plastic production, in use, be first bonded upper module 14 with lower module 6, Upper module 14 is fixed in sliding pressure plate 7, while pressure plate 7 is fixed in rotating bolt, and starting heating plate 18 makes to add High-temperature vapor is generated in boiler 17, injected plastic is carried out by injection hole 10, after injection, is closed heating plate 18, is opened Dynamic water pump 15 makes cooling water enter 7 inner cavity of pressure plate, after plastics are cooling, starts bipass 19, makes cutter pushing plate 26 to being pushed forward It is dynamic and then push push broach 25 to cutting in injection hole 10 for plastics, by support spring 28 to the position of push broach 25 into Row resets, and rotation unclamps bolt and then makes pressure plate 7 far from upper module 14, and then starting positive and negative motor 22 makes angular wheel 4 exist Defined position is rotated, and then starting underlying hydraulic stem 2 makes demoulding catch bar 8 rise and then push stripper plate 9 that will mould Material is boosted, and is demoulded, the left back plastics for removing injection formed repeat to operate.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (8)

1. a kind of injection mold for plastic production, including molded plastic frame (1), it is characterised in that: the inner cavity of the molded plastic frame (1) Middle part be fixedly installed with lower module (6), be fixedly installed with upper liquid compression bar (12), institute at the top of molded plastic frame (1) inner cavity State the mounting plate (32) being fixedly connected with below upper liquid compression bar (12) at the top of molded plastic frame (1) inner cavity, the molded plastic frame (1) side of inner cavity is fixedly connected with cooling water tank (16), and the side of molded plastic frame (1) inner cavity is fixedly installed with heating water tank (17) and heating water tank (17) is located at the lower section of cooling water tank (16), and the side of molded plastic frame (1) inner cavity is fixedly installed with just The bottom of anti-motor (22), molded plastic frame (1) inner cavity is fixedly installed with underlying hydraulic stem (2).
2. a kind of injection mold for plastic production according to claim 1, it is characterised in that: the lower module (6) Inner cavity be uniformly provided with cooling heating slot (23), the two sides of the lower module (6) are connected with pressure plate (7), the compression The thread in inner cavity of plate (7) is connected with bolt, and the top fitting of the lower module (6) is placed with stripper plate (9), the lower module (6) bottom is fixedly connected with restoring board (21), and the side of lower module (6) bottom is fixedly installed with header tank (33), institute The one end for stating header tank (33) extends to the water outlet of cooling heating slot (23) by water pipe.
3. a kind of injection mold for plastic production according to claim 1, it is characterised in that: the underlying hydraulic stem (2) surface fixing sleeve is connected to bottom plate (24), and the surface of the bottom plate (24) is fixedly connected with support column (3), the underlying liquid The top of compression bar (2) is fixedly connected with demoulding catch bar (8).
4. a kind of injection mold for plastic production according to claim 3, it is characterised in that: the demoulding catch bar (8) surface activity is socketed with angular wheel (4), and the bottom of angular wheel (4) extends to the top of support column (3), described The surface activity of demoulding catch bar (8) is socketed with the reset spring (5) positioned at angular wheel (4) upper end, the reset spring (5) Top extend to the lower surfaces of restoring board (21), the inner cavity of stripper plate (9) is extended at the top of demoulding catch bar (8).
5. a kind of injection mold for plastic production according to claim 1, it is characterised in that: the upper liquid compression bar (12) bottom is fixedly connected with upper module (14), and the upper surface of the upper module (14) is fixedly installed with injection hole (10), institute The inner cavity for stating injection hole (10) offers loose slot (27), and the upper surface of the upper module (14) offers venthole (30), institute The upper surface for stating upper module (14) is fixedly installed with horizontal hydraulic stem (29), and one end of the horizontal hydraulic stem (29) is fixedly connected Having balance plate (31), one end of the balance plate (31) is fixedly installed with support spring (28), and the one of the support spring (28) End is fixedly connected with limited post (20), and one end of the balance plate (31) is fixedly installed with the knife below support spring (28) Have pushing plate (26), one end of the cutter pushing plate (26) is located at the inner cavity of loose slot (27), the cutter pushing plate (26) One end be fixedly installed with push broach (25).
6. a kind of injection mold for plastic production according to claim 1, it is characterised in that: the positive and negative motor (22) output shaft is fixedly connected with another angular wheel (4), two angular wheel (4) intermeshings.
7. a kind of injection mold for plastic production according to claim 1, it is characterised in that: cooling water tank (16) Inner cavity is fixedly installed with water pump (15), and the delivery outlet fixing sleeve of the water pump (15) is connected to bipass (19), the bipass (19) inner cavity close to cooling water tank (16) is fixedly installed with check valve, and another nozzle of bipass (19) is connected to heating The inner cavity of water tank (17), the other end of the bipass (19) are connected to one end of cooling heating slot (23), the heating water tank (17) inner cavity is fixedly installed with heating plate (18).
8. a kind of injection mold for plastic production according to claim 1, it is characterised in that: the bottom of mounting plate (32) Portion is fixedly installed with injection hole cleaning column (13), and the inner cavity of the bottom face injection hole (10) of injection hole cleaning column (13), institute The bottom for stating mounting plate (32) is fixedly connected with venthole cleaning needle (11) positioned at injection hole cleaning column (13) edge, and ventilates The inner cavity of the bottom face venthole (30) of needle (11) is cleared up in hole.
CN201910685118.5A 2019-07-27 2019-07-27 A kind of injection mold for plastic production Pending CN110355948A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112721041A (en) * 2021-01-13 2021-04-30 蔚县瑞拓商贸有限公司 Plastic mold's elimination maintenance device
CN114102964A (en) * 2021-10-26 2022-03-01 东台市强圣精密铸造有限公司 Injection molding machine forming module with bottom lifting type material guide mechanism
CN114670403A (en) * 2022-03-23 2022-06-28 浙江台州美多模具有限公司 Rotary ejection mechanism of injection mold
CN117817989A (en) * 2024-02-26 2024-04-05 山东辰鑫达粉体科技有限公司 Stamping type injection mold

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CN204054529U (en) * 2014-09-01 2014-12-31 昆山美富昌精密机械科技有限公司 A kind of for device for excising in the injection mould of injection machine
CN205219514U (en) * 2015-12-15 2016-05-11 陕西理工学院 Intelligence accuse temperature forming die
CN210336725U (en) * 2019-07-25 2020-04-17 广东立义精密模具制造有限公司 Improved injection mold

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0890612A (en) * 1994-09-28 1996-04-09 Nec Corp Submarine gate-type mold for molding resin and resin molding method
CN204054529U (en) * 2014-09-01 2014-12-31 昆山美富昌精密机械科技有限公司 A kind of for device for excising in the injection mould of injection machine
CN205219514U (en) * 2015-12-15 2016-05-11 陕西理工学院 Intelligence accuse temperature forming die
CN210336725U (en) * 2019-07-25 2020-04-17 广东立义精密模具制造有限公司 Improved injection mold

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112721041A (en) * 2021-01-13 2021-04-30 蔚县瑞拓商贸有限公司 Plastic mold's elimination maintenance device
CN114102964A (en) * 2021-10-26 2022-03-01 东台市强圣精密铸造有限公司 Injection molding machine forming module with bottom lifting type material guide mechanism
CN114102964B (en) * 2021-10-26 2024-01-26 东台市强圣精密铸造有限公司 Injection molding machine forming module with bottom lifting type guide mechanism
CN114670403A (en) * 2022-03-23 2022-06-28 浙江台州美多模具有限公司 Rotary ejection mechanism of injection mold
CN117817989A (en) * 2024-02-26 2024-04-05 山东辰鑫达粉体科技有限公司 Stamping type injection mold
CN117817989B (en) * 2024-02-26 2024-06-21 台州埃科法模塑科技有限公司 Stamping type injection mold

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Application publication date: 20191022

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