CN116512523A - Double-colored injection mold based on gas circuit control - Google Patents

Double-colored injection mold based on gas circuit control Download PDF

Info

Publication number
CN116512523A
CN116512523A CN202310707579.4A CN202310707579A CN116512523A CN 116512523 A CN116512523 A CN 116512523A CN 202310707579 A CN202310707579 A CN 202310707579A CN 116512523 A CN116512523 A CN 116512523A
Authority
CN
China
Prior art keywords
pipeline
injection molding
adjusting
communicated
plate
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.)
Withdrawn
Application number
CN202310707579.4A
Other languages
Chinese (zh)
Inventor
米振龙
周尔鼎
魏星
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.)
Zhuzhou Youcheng Machinery Technology Co ltd
Original Assignee
Zhuzhou Youcheng Machinery Technology 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 Zhuzhou Youcheng Machinery Technology Co ltd filed Critical Zhuzhou Youcheng Machinery Technology Co ltd
Priority to CN202310707579.4A priority Critical patent/CN116512523A/en
Publication of CN116512523A publication Critical patent/CN116512523A/en
Withdrawn legal-status Critical Current

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
    • B29C45/16—Making multilayered or multicoloured 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
    • 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
    • B29C45/1742—Mounting of moulds; Mould supports
    • 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
    • B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
    • B29C45/332—Mountings or guides therefor; Drives therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

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

Abstract

The invention discloses a double-shot injection mold based on gas circuit control, which comprises an upper mold plate and a lower mold plate, wherein the upper mold plate corresponds to the lower mold plate, the upper mold plate and the lower mold plate are fixed through bolts, a clamping ring is arranged on the inner side of the upper mold plate and is fixed on the inner side of the upper mold plate, injection structures are arranged on the outer sides of the upper mold plate and the lower mold plate, and the injection structures comprise: the injection molding head is detachably inserted into the inner side of the clamping ring and is communicated with the upper template, an adjusting structure is arranged at the injection molding position of the injection molding head, and the adjusting structure is rotatably installed in the upper template. The invention can switch the double-shot injection by arranging the mode that the injection position of the injection head can be adjusted in the die, so that the position of the die does not need to be changed when the double-shot injection is carried out, and the cooling of the combination position of two materials can be accelerated.

Description

Double-colored injection mold based on gas circuit control
Technical Field
The invention relates to the technical field of double-shot injection molds, in particular to a double-shot injection mold based on gas circuit control.
Background
The double-shot injection molding needs to use two different materials to perform injection molding into a whole so as to improve the performance of a molded product, and the same plastic with two different colors is plasticized by two charging barrels and then is subjected to injection molding by the same nozzle at the same time or sequentially.
In the injection molding process, different plasticizing temperatures of injection molding materials are needed in the past, and when the plasticizing temperatures are different, two injection molding machines are needed to be utilized for carrying out injection molding on products, namely, the process of adjusting the positions of the molds is needed to be completed.
Most of the existing injection molds can accommodate an injection molding head to perform injection molding on the injection molding head, the position of the injection molding head needs to be adjusted according to the position of the injection molding head in the injection molding process, the injection molding is inconvenient, and the injection molding efficiency of the mold is poor.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a double-color injection mold based on gas circuit control, which solves the problems that most of the existing injection molds can only accommodate one injection head for injection molding, the position of the mold needs to be adjusted according to the position of the injection head in the injection molding process, the convenience is brought, and the injection molding efficiency of the mold is poor.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a double-colored injection mold based on gas circuit control, includes cope match-plate pattern and lower bolster, the cope match-plate pattern is corresponding with the lower bolster, just the cope match-plate pattern passes through the bolt fastening with the lower bolster, the inboard of cope match-plate pattern sets up the snap ring, the snap ring is fixed in the cope match-plate pattern is inboard, cope match-plate pattern and lower bolster outside have the structure of moulding plastics, the structure of moulding plastics includes:
the injection molding head is detachably inserted into the inner side of the clamping ring and is communicated with the upper template, an adjusting structure is arranged at the injection molding position of the injection molding head, and the adjusting structure is rotatably arranged in the upper template;
the injection molding cavity is respectively arranged on the outer surfaces of the upper template and the lower template, a telescopic shaping structure is arranged in the injection molding cavity, and the shaping structure can be in contact with the inner wall of the injection molding cavity;
the pipeline structure is arranged on the outer sides of the upper template and the lower template, a four-way valve is arranged at the end part of the pipeline structure, an air pump is arranged at the opening position of the four-way valve, and the air pump can supply air to the pipeline structure through the four-way valve.
Further, a moving structure is arranged at the tail part of the pipeline structure, wherein the moving structure is connected with the lower template, and the moving structure is communicated with the pipeline structure.
Further, the adjusting structure includes:
the adjusting block is rotatably arranged in the upper die plate, adjusting plates are arranged at symmetrical positions of the outer wall of the adjusting block, the adjusting plates are in contact with the inner wall of the upper die plate, and the adjusting plates can push the position of the adjusting block to change;
the axis of the injection molding hole penetrates through the adjusting block in a straight state, and an exhaust hole is formed in one side of the injection molding hole and is in a bending state;
and the adjusting pipeline penetrates through the upper template and extends to the inner wall of the upper template.
Further, the shaping structure comprises:
the shaping block is telescopically arranged in the lower die plate, a lifting plate which can be attached to the lower die plate is arranged at the bottom of the shaping block, and the lifting plate is fixed at the bottom of the shaping block;
the cooling pipeline penetrates through the lower die plate, one side of the cooling pipeline is provided with a lifting pipeline, and the lifting pipeline is arranged on the outer surface of the lower die plate and extends to the lower part of the lifting plate;
the cooling groove penetrates through the inside of the shaping block and can be communicated with the cooling pipeline.
Further, the pipeline structure includes:
the exhaust pipeline is arranged at the outer side of the injection molding head and can be communicated with the upper template, an air supply pipeline is arranged at the outer side of the exhaust pipeline, the air supply pipeline and the exhaust pipeline are integrally formed and are not communicated, a moving pipeline is arranged at the outer side of the air supply pipeline, and two ends of the moving pipeline are respectively communicated with the exhaust pipeline and the moving structure;
the cooling pipeline is arranged outside the lower die plate and communicated with the lower die plate, and an adjusting pipeline is arranged above the cooling pipeline and communicated with the upper die plate;
the pressure valves are respectively arranged on the air supply pipeline and the inner side of the injection molding head and used for controlling the on-off of the air supply pipeline and the injection molding head, a controller is arranged between the pressure valves, and the controller is electrically connected with the pressure valves and controls the pressure valves;
the electromagnetic valve is arranged at the inner side of the motion pipeline and used for controlling the on-off of the motion pipeline;
the electric control valve is arranged at the inner side of the adjusting pipeline and used for controlling the on-off of the adjusting pipeline.
Further, the other three opening positions of the four-way valve are respectively connected with the air supply pipeline, the adjusting pipeline and the cooling pipeline and are communicated with the air supply pipeline, the adjusting pipeline and the cooling pipeline.
Furthermore, the on-off pressure of the pressure valves communicated through the controller is the same, and the on-off pressure of the pressure valves can be controlled electrically.
Further, the motion structure includes:
the movable box body is communicated with the movable pipeline and is connected with the lower template, a push plate is arranged in the movable box body, a movable frame is arranged on one side of the push plate, and the push plate and the movable frame are both in contact with the inner wall of the movable box body;
and the supporting springs are arranged on two sides of the moving frame and are used for supporting the moving frame and the pushing plate.
Furthermore, the push plate and the moving frame can slide in the moving box, and the push plate and the moving frame can squeeze the supporting spring.
Further, the motion box body is communicated with the lifting pipeline, the cooling pipeline is communicated with the cooling pipeline, and the adjusting pipeline is communicated with the adjusting pipeline.
Advantageous effects
The invention provides a double-color injection mold based on gas circuit control. Compared with the prior art, the method has the following beneficial effects:
1. according to the double-shot injection molding device, the mode that the injection molding position of the injection molding head can be adjusted in the mold is arranged to switch between double-shot injection molding, so that the position of the mold does not need to be changed when double-shot injection molding is carried out, cooling of the combination position of two materials can be accelerated, the double-shot injection molding efficiency is accelerated, and the stability of double-shot injection molding can be ensured.
2. According to the invention, the injection molding structure is arranged, so that the injection molding of the bicolor material can be stably performed, the stability in the injection molding process can be ensured through the air outlet at one side of the injection molding head in the injection molding process, the injection molding head does not need to be dismantled, and the stability in the injection molding can be ensured through the shaping structure capable of moving while performing the bicolor injection molding.
3. According to the invention, the adjusting structure and the shaping structure which are arranged in the die are arranged, so that the injection position of the die can be switched in the injection molding process, and the adjustment between the two injection molding head states can be conveniently carried out in the injection molding process, so that the position of the die does not need to be adjusted and switched in the injection molding process.
4. According to the invention, the state of the die can be switched by arranging the pipeline structure, the position of the adjusting structure is adjusted by the operation of the air pump and the switching of the air supply position by utilizing the pipeline structure, the cooling and the height control of the shaping structure are realized, and the synchronous movement of the injection molding head and the shaping structure can be ensured in the movement process.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of an injection head insert mold according to the present invention;
FIG. 3 is a schematic diagram of a mold structure according to the present invention;
FIG. 4 is an exploded view of the mold structure of the present invention;
FIG. 5 is a perspective view of the lower die plate structure of the present invention;
FIG. 6 is a perspective view of the lower die plate of the present invention in semi-section;
FIG. 7 is a bottom exploded view of the cope match-plate pattern of the present invention;
FIG. 8 is a perspective view of an adjustment structure of the present invention;
FIG. 9 is a cross-sectional view of a sizing structure of the present invention;
FIG. 10 is a schematic diagram of a pipeline structure according to the present invention;
FIG. 11 is a second schematic diagram of the pipeline structure of the present invention;
FIG. 12 is a third schematic diagram of a pipeline structure according to the present invention;
FIG. 13 is a schematic diagram of a pipeline structure according to the present invention;
FIG. 14 is a schematic view of the internal structure of the exercise structure of the present invention;
fig. 15 is a schematic view of the air path structure of the present invention.
In the figure: the device comprises an upper template, a lower template, a 3 injection molding structure, a 4 clamping ring, a 31 injection molding head, a 32 adjusting structure, a 33 injection molding cavity, a 34 shaping structure, a 35 pipeline structure, a 36 four-way valve, a 37 moving structure, a 38 air pump, a 321 adjusting block, a 322 adjusting plate, 323 exhaust holes, 324 injection molding holes, 325 adjusting pipelines, 341 shaping blocks, 342 cooling grooves, 343 lifting plates, 344 cooling pipelines, 345 lifting pipelines, 351 pressure valves, 352 controllers, 353 exhaust pipelines, 354 moving pipelines, 355 electromagnetic valves, 356 air supply pipelines, 357 cooling pipelines, 358 adjusting pipelines, 359 electric control valves, 371 moving boxes, 372 pushing plates, 373 moving frames and 374 supporting springs.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-15, the invention provides a double-shot injection mold based on gas circuit control, which comprises an upper mold plate 1 and a lower mold plate 2, wherein the upper mold plate 1 corresponds to the lower mold plate 2, the upper mold plate 1 and the lower mold plate 2 are fixed through bolts, a clamping ring 4 is arranged on the inner side of the upper mold plate 1, the clamping ring 4 is fixed on the inner side of the upper mold plate 1, and an injection molding structure 3 is arranged on the outer sides of the upper mold plate 1 and the lower mold plate 2.
In the invention, the lower templates 2 of the upper template 1 are all provided with holes for fixing, and bolts penetrate through the holes and are connected with the holes, so that the fixing of the upper template 2 and the lower template 2 can be formed at the four corners of the upper template 1 and the lower template 2.
In one embodiment, the injection molded structure 3 comprises:
the injection molding head 31 is detachably inserted into the inner side of the clamping ring 4 and is communicated with the upper template 1, an adjusting structure 32 is arranged at the injection molding position of the injection molding head 31, and the adjusting structure 32 is rotatably arranged in the upper template 1;
wherein, the inside of cope match-plate pattern 1 sets up can hold the regulation structure 32 and hold the chamber at the inside pivoted of cope match-plate pattern 1, carries out the air feed through pipeline structure 35 to regulation structure 32, can make regulation structure 32 hold the intracavity portion and carry out the change of position.
The injection molding cavity 33 is respectively arranged on the outer surfaces of the upper die plate 1 and the lower die plate 2, a telescopic shaping structure 34 is arranged in the injection molding cavity 33, and the shaping structure 34 can be in contact with the inner wall of the injection molding cavity 33;
wherein, the bottom of the shaping structure 34 is provided with a cavity for the shaping structure 34 to move up and down, and the upper surface of the shaping structure 34 is flush with the inner wall of the injection molding cavity 33 after entering the cavity.
The pipeline structure 35 is arranged outside the upper template 1 and the lower template 2, a four-way valve 36 is arranged at the end part of the pipeline structure 35, an air pump 38 is arranged at an opening position of the four-way valve 36, the air pump 38 is fixed on the outer surface of the four-way valve 36, and the air pump 38 can supply air to the pipeline structure 35 through the four-way valve 36.
In this embodiment, the upper mold plate 1 and the lower mold plate 2 are combined to form a complete injection cavity 33, wherein a round hole for communicating with the adjusting block 321 is arranged above the inside of the injection cavity 33, and after the adjusting block 321 is communicated with the round hole, the injection head 31 can inject plasticized material into the inside of the injection cavity 33.
In one embodiment, the tail position of the pipeline structure 35 is provided with a moving structure 37 and is fixedly connected with the moving structure 37, wherein the moving structure 37 is connected with the lower template 2, the tail position of the moving structure 37 is spliced with the lower template 2, and the moving structure 37 is communicated with the pipeline structure 35.
In this embodiment, the state inside the lower die plate 2 and the state inside the upper die plate 1 are controlled by the communication between the pipelines, so that the state of the die is switched, and the state of the double-shot molding can be controlled by the die itself, thereby avoiding the problem of moving the die.
In one embodiment, the adjustment structure 32 includes:
the adjusting block 321 is rotatably arranged in the upper die plate 1, the adjusting plate 322 is arranged at the symmetrical position of the outer wall of the adjusting block 321, the adjusting plate 322 is fixed on the outer surface of the adjusting block 321, the adjusting plate 322 is contacted with the inner wall of the upper die plate 1, and the adjusting plate 322 can push the position of the adjusting block 321 to change;
an injection hole 324, the axis of which runs through the adjusting block 321 in a straight state, and an exhaust hole 323 is arranged at one side of the injection hole 324, wherein the exhaust hole 323 is in a bending state;
an adjustment conduit 325 extends through the upper die plate 1 and extends to the inner wall of the upper die plate 1, forming a communication with the receiving chamber.
In this embodiment, the injection holes 324 and the exhaust holes 323 are two, and the injection holes 324 and the exhaust holes 323 are combined, and after the injection holes 324 are communicated with one of the injection heads 31, the exhaust holes 323 adjacent to the injection holes are communicated with the other injection head 31, so as to facilitate exhaust.
In one embodiment, the sizing structure 34 comprises:
the shaping block 341 is telescopically inserted into the lower die plate 2, a lifting plate 343 which can be attached to the lower die plate 2 is arranged at the bottom of the shaping block 341, and the lifting plate 343 is fixed at the bottom of the shaping block 341;
the cooling pipeline 344 penetrates through the lower die plate 2, a lifting pipeline 345 is arranged on one side of the cooling pipeline 344, and the lifting pipeline 345 is arranged on the outer surface of the lower die plate 2 and extends to the lower part of the lifting plate 343;
the cooling groove 342 is formed through the inside of the shaping block 341 and can communicate with the cooling pipe 344.
Wherein, the aperture size at the tail part of the lifting pipeline 345 is smaller than the outer diameter of the shaping block 341.
In this embodiment, through setting up cooling tank 342 and cooling duct 344 intercommunication setting, can be convenient for control shaping piece 341 to can guarantee that the position of meeting of two kinds of materials that can be quick in the use is shaped, can guarantee the stability of inside moulding plastics when shaping piece 341 downstream, thereby accelerate the efficiency of moulding plastics.
In one embodiment, the piping structure 35 comprises:
the exhaust pipeline 353 is arranged at the outer side of the injection molding head 31 and is integrally formed with the injection molding head, the exhaust pipeline 353 can be communicated with the upper template 1, the air supply pipeline 356 is arranged at the outer side of the exhaust pipeline 353, the air supply pipeline 356 and the exhaust pipeline 353 are integrally formed and are not communicated, the moving pipeline 354 is arranged at the outer side of the air supply pipeline 356, and two ends of the moving pipeline 354 are respectively fixedly connected and communicated with the exhaust pipeline 353 and the moving structure 37;
the cooling pipeline 357 is arranged outside the lower die plate 2, fixedly connected with the lower die plate 2 and communicated with the lower die plate 2, the adjusting pipeline 358 is arranged above the cooling pipeline 357, and the adjusting pipeline 358 is fixed and communicated with the upper die plate 1;
the pressure valves 351 are fixedly arranged on the air supply pipeline 356 and the inner side of the injection molding head 31 respectively, and are used for controlling the on-off of the air supply pipeline 356 and the injection molding head 31, a controller 352 is arranged between the pressure valves 351, and the controller 352 is electrically connected with the pressure valves 351 and controls the pressure valves 351; wherein both ends of the controller 352 are fixed to the outer surface of the pressure valve 351.
The electromagnetic valve 355 is fixedly arranged on the inner side of the motion pipeline 354 and used for controlling the on-off of the motion pipeline 354;
the electric control valve 359 is fixedly arranged on the inner side of the adjusting pipeline 358 and used for controlling the on-off of the adjusting pipeline 358.
In the present embodiment, by providing the air supply line 356, the movement line 354, and the cooling line 357 and the adjustment line 358 which are communicated with each other, switching of the states of the mold can be made so as to perform control of the mold.
Wherein, exhaust pipe 353 can form in the intercommunication of exhaust hole 323 to can be convenient for carry out the exhaust, the in-process of carrying out the exhaust need not dismantle injection molding head 31, can be convenient for carry out the bicolor injection molding.
In one embodiment, the remaining three opening positions of the four-way valve 36 are fixedly connected to the air supply line 356, the adjustment line 358, and the cooling line 357, respectively, and are in communication with the air supply line 356, the adjustment line 358, and the cooling line 357.
In this embodiment, the four-way valve 36 is electromagnetic, and can switch the communication state of the air pump 38 in the use process, and the air pump 38 can be communicated with only one opening at the same time, so that on-off between the pipelines can be formed conveniently.
In one embodiment, the pressure valves 351 communicated through the controller 352 have the same on-off pressure, and the on-off pressure can be controlled electrically by the pressure valves 351.
In this embodiment, the controller 352 can change the pressure required for opening the pressure valve 351, so that the communication state of the pressure valve 351 can be controlled conveniently, and in order to ensure that injection molding and air supply can move synchronously, the pressure valve 351 connected through the controller 352 is opened after the pressure reaches a predetermined pressure value.
In one embodiment, the motion structure 37 comprises:
the movable box body 371 is fixed and communicated with the movable pipeline 354 and is connected with the lower die plate 2, a push plate 372 is arranged in the movable box body 371, a movable frame 373 is arranged on one side of the push plate 372, and the push plate 372 and the movable frame 373 are in contact with the inner wall of the movable box body 371;
the support springs 374 are fixedly arranged at two ends of the moving frame 373 and are used for supporting the moving frame 373 and the push plate 372.
In this embodiment, a through hole penetrating the motion case 371 is provided on a side of the motion case 371 facing away from the motion pipeline 354, so that gas inside the motion case 371 can be discharged, air can be conveniently introduced, and then the position of the motion frame 373 can be adjusted.
In one embodiment, both the push plate 372 and the moving frame 373 can slide inside the moving case, and both the push plate 372 and the moving frame 373 can press the support spring 374.
In the present embodiment, by providing the supporting spring 374 which can restrict the positions of the push plate 372 and the moving frame 373 during use, the moving frame 373 can be moved after the push plate 372 is pushed to a certain position during use, thereby enabling delay control of the setting structure 34, and facilitating the return of the moving frame 373 and the push plate 372 when not in use.
In one embodiment, the motion housing 371 is disposed in communication with the lift conduit 345, the cooling conduit 357 is disposed in communication with the cooling conduit 344, and the conditioning conduit 358 is disposed in communication with the conditioning conduit 325.
In this embodiment, the gas inside the lifting pipe 345 can enter the moving box 371 through the communication between the moving box 371 and the lifting pipe 345, so that the position of the shaping structure 34 can be controlled conveniently, and the gas inside the moving box 371 can push the push plate 372 to move due to the fact that the moving pipe 354 enters the moving box 371, so that the push plate 372 pushes the moving frame 373 to move, the moving frame 373 is pumped by the inside of the lifting pipe 345 after moving, and the position of the shaping structure 34 is controlled.
The embodiment of the invention also provides an injection molding method of the double-color injection mold, which comprises the following steps: when injection molding is carried out, the moving frame 373 and the pushing plate 372 are in contact with the inner wall of the moving box 371 under the support of the supporting spring 374, so that gas in the moving box 371 enters the lifting pipeline 345, the shaping structure 34 moves upwards and is attached to the inner wall of the injection molding cavity 33, then injection molding is carried out, monochromatic injection molding is firstly carried out during injection molding, injection molding is carried out through the injection molding holes 324 which are arranged in a straight mode, meanwhile, the four-way valve 36 is changed to be communicated with the air pump 38 and the air supply pipeline 356, the pressure of the pressure valve 351 is fixed, when the injection molding pressure is the same as the air supply pressure, the pressure valve 351 is simultaneously opened, the electromagnetic valve 355 is opened, so that gas enters the moving box 371 through the moving pipeline 354, the pushing plate 372 moves during injection molding, air in the injection molding cavity 33 is discharged through the air exhaust holes 323, air in the injection molding cavity 33 is processed during injection molding, after the single-color injection molding is completed, the four-way valve 36 switches the air pump 38 to be communicated with the adjusting pipeline 358, the electromagnetic valve 355 controls the on-off state, so that the air on two sides of the adjusting plate 322 is changed, the adjusting plate 322 is pushed to move, the other injection molding head 31 is communicated with the injection molding hole 324, the four-way valve 36 switches the air pump 38 to be communicated with the cooling pipeline 357 again to supply air, the air is moved to cool the cooling block, the four-way valve 36 is switched to be communicated with the air supply pipeline 356 again after cooling, the other pair of pressure valves 351 control the pressure, the pressure is synchronously opened after the pressure reaches the designated pressure, the air enters the moving box to continuously push the push plate 372 to move, meanwhile, the push plate 372 pushes the moving frame 373 to move, and the air inside the lifting pipeline 345 enters the moving box 371 to descend the cooling block, and the other injection molding head 31 is synchronously injected.
The invention relates to a circuit and an electronic component which are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection content of the invention does not relate to the improvement of an internal structure and a method, and it is to be noted that standard parts used by the invention can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawing, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, and the machines, the parts and the equipment adopt conventional models in the prior art, so that the inventor does not detail the description.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a double-colored injection mold based on gas circuit control, includes cope match-plate pattern and lower bolster, the cope match-plate pattern is corresponding with the lower bolster, just the cope match-plate pattern passes through the bolt fastening with the lower bolster, the inboard of cope match-plate pattern sets up the snap ring, the snap ring is fixed in the cope match-plate pattern is inboard, its characterized in that: the upper template and the lower template outside have the structure of moulding plastics, the structure of moulding plastics includes:
the injection molding head is detachably inserted into the inner side of the clamping ring and is communicated with the upper template, an adjusting structure is arranged at the injection molding position of the injection molding head, and the adjusting structure is rotatably arranged in the upper template;
the injection molding cavity is respectively arranged on the outer surfaces of the upper template and the lower template, a telescopic shaping structure is arranged in the injection molding cavity, and the shaping structure can be in contact with the inner wall of the injection molding cavity;
the pipeline structure is arranged on the outer sides of the upper template and the lower template, a four-way valve is arranged at the end part of the pipeline structure, an air pump is arranged at the opening position of the four-way valve, and the air pump can supply air to the pipeline structure through the four-way valve.
2. The gas circuit control-based bicolor injection mold of claim 1, wherein: the tail part of the pipeline structure is provided with a moving structure, wherein the moving structure is connected with the lower template, and the moving structure is communicated with the pipeline structure.
3. The gas circuit control-based bicolor injection mold of claim 1, wherein: the adjusting structure comprises:
the adjusting block is rotatably arranged in the upper die plate, adjusting plates are arranged at symmetrical positions of the outer wall of the adjusting block, the adjusting plates are in contact with the inner wall of the upper die plate, and the adjusting plates can push the position of the adjusting block to change;
the axis of the injection molding hole penetrates through the adjusting block in a straight state, and an exhaust hole is formed in one side of the injection molding hole and is in a bending state;
and the adjusting pipeline penetrates through the upper template and extends to the inner wall of the upper template.
4. A gas path control based bicolor injection mold according to claim 3, wherein: the shaping structure comprises:
the shaping block is telescopically arranged in the lower die plate, a lifting plate which can be attached to the lower die plate is arranged at the bottom of the shaping block, and the lifting plate is fixed at the bottom of the shaping block;
the cooling pipeline penetrates through the lower die plate, one side of the cooling pipeline is provided with a lifting pipeline, and the lifting pipeline is arranged on the outer surface of the lower die plate and extends to the lower part of the lifting plate;
the cooling groove penetrates through the inside of the shaping block and can be communicated with the cooling pipeline.
5. The gas circuit control-based bicolor injection mold of claim 4, wherein: the pipeline structure comprises:
the exhaust pipeline is arranged at the outer side of the injection molding head and can be communicated with the upper template, an air supply pipeline is arranged at the outer side of the exhaust pipeline, the air supply pipeline and the exhaust pipeline are integrally formed and are not communicated, a moving pipeline is arranged at the outer side of the air supply pipeline, and two ends of the moving pipeline are respectively communicated with the exhaust pipeline and the moving structure;
the cooling pipeline is arranged outside the lower die plate and communicated with the lower die plate, and an adjusting pipeline is arranged above the cooling pipeline and communicated with the upper die plate;
the pressure valves are respectively arranged on the air supply pipeline and the inner side of the injection molding head and used for controlling the on-off of the air supply pipeline and the injection molding head, a controller is arranged between the pressure valves, and the controller is electrically connected with the pressure valves and controls the pressure valves;
the electromagnetic valve is arranged at the inner side of the motion pipeline and used for controlling the on-off of the motion pipeline;
the electric control valve is arranged at the inner side of the adjusting pipeline and used for controlling the on-off of the adjusting pipeline.
6. The gas circuit control-based bicolor injection mold of claim 5, wherein: the other three opening positions of the four-way valve are respectively connected with an air supply pipeline, an adjusting pipeline and a cooling pipeline and are communicated with the air supply pipeline, the adjusting pipeline and the cooling pipeline.
7. The gas circuit control-based bicolor injection mold of claim 5, wherein: the on-off pressure of the pressure valves communicated through the controller is the same, and the on-off pressure of the pressure valves can be controlled electrically.
8. The gas circuit control-based bicolor injection mold of claim 5, wherein: the moving structure comprises:
the movable box body is communicated with the movable pipeline and is connected with the lower template, a push plate is arranged in the movable box body, a movable frame is arranged on one side of the push plate, and the push plate and the movable frame are both in contact with the inner wall of the movable box body;
and the supporting springs are arranged on two sides of the moving frame and are used for supporting the moving frame and the pushing plate.
9. The gas circuit control-based bicolor injection mold of claim 8, wherein: the push plate and the moving frame can slide in the moving box, and the push plate and the moving frame can squeeze the supporting spring.
10. The gas circuit control-based bicolor injection mold of claim 8, wherein: the motion box body is communicated with the lifting pipeline, the cooling pipeline is communicated with the cooling pipeline, and the adjusting pipeline is communicated with the adjusting pipeline.
CN202310707579.4A 2023-06-15 2023-06-15 Double-colored injection mold based on gas circuit control Withdrawn CN116512523A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310707579.4A CN116512523A (en) 2023-06-15 2023-06-15 Double-colored injection mold based on gas circuit control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310707579.4A CN116512523A (en) 2023-06-15 2023-06-15 Double-colored injection mold based on gas circuit control

Publications (1)

Publication Number Publication Date
CN116512523A true CN116512523A (en) 2023-08-01

Family

ID=87399651

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310707579.4A Withdrawn CN116512523A (en) 2023-06-15 2023-06-15 Double-colored injection mold based on gas circuit control

Country Status (1)

Country Link
CN (1) CN116512523A (en)

Similar Documents

Publication Publication Date Title
CN113524394B (en) Multi-station automatic hot-press casting device
CN106564166A (en) Miniature injection molding system
CN116512523A (en) Double-colored injection mold based on gas circuit control
CN113459444A (en) Spraying-free injection mold for automotive interior and exterior parts
CN210820607U (en) High-efficient rapid prototyping's injection mold
CN109648684B (en) Advanced ceramic part injection molding die and injection molding method thereof
CN115782097B (en) Injection mold circulation heat sink
CN204844832U (en) Compression mould
CN217346459U (en) Installation structure of single-set mold double-color mold for common injection molding machine
CN217891755U (en) Anti-adhesion injection mold for plastic part reel
CN212603084U (en) Ejection mechanism of automobile lamp mask forming die
CN109049547B (en) Forming die and forming method for shell of rearview mirror of small automobile
CN106273279B (en) A kind of mould for plastics of cylinder and its irregular three helicla flutes in side
CN213198644U (en) Injection mold convenient for rapid demolding
CN213082196U (en) Make things convenient for plastic shell injection molding device of ejection of compact
CN209141366U (en) A kind of panel frame injection mold of no buckling deformation
CN112549423A (en) Intelligent manufacturing device for plastic injection molding rapid cooling
CN219055109U (en) Injection molding device capable of realizing porous precise pouring
CN221048959U (en) Injection mold exhaust apparatus and injection mold
CN208180132U (en) A kind of mold with function of weighing
CN209257422U (en) A kind of injection mold of automation demoulding
CN219600254U (en) Plastic injection mold capable of being molded rapidly
CN117047970B (en) Independent horizontal auxiliary injection table for liquid silica gel production and application method thereof
CN220373698U (en) Plastic product forming machine
CN106696198B (en) The runner plate of plastic tray injection mold

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20230801