CN113071059B - Rotary core type double-color injection mould and production device - Google Patents
Rotary core type double-color injection mould and production device Download PDFInfo
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- CN113071059B CN113071059B CN202110404787.8A CN202110404787A CN113071059B CN 113071059 B CN113071059 B CN 113071059B CN 202110404787 A CN202110404787 A CN 202110404787A CN 113071059 B CN113071059 B CN 113071059B
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- 238000002347 injection Methods 0.000 title claims abstract description 51
- 239000007924 injection Substances 0.000 title claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000001746 injection moulding Methods 0.000 claims abstract description 197
- 239000012530 fluid Substances 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 20
- 238000007664 blowing Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000004033 plastic Substances 0.000 description 21
- 229920003023 plastic Polymers 0.000 description 21
- 238000000465 moulding Methods 0.000 description 17
- 230000000694 effects Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
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- 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 rotary core type double-color injection mold and a production device, wherein the rotary core type double-color injection mold comprises a machine body, an injection molding assembly and a driving piece, an injection molding cavity is arranged in the machine body, and a first fixed mold and a second fixed mold are arranged in the injection molding cavity; the injection molding assembly comprises a first injection molding device and a second injection molding device, the first injection molding device and the second injection molding device are arranged in parallel and are fixedly connected through a connecting rod, the first injection molding device is matched with a first fixed mold, and the second injection molding device is matched with a second fixed mold; the driving part is installed on the machine body and connected with the injection molding assembly and used for driving the injection molding assembly to rotate. The rotary core type double-color injection mold provided by the invention has the advantages of simple structure, convenience in installation, longer service life and simplicity in maintenance, and the driving piece is arranged outside the machine body.
Description
Technical Field
The invention relates to the field of plastic processing, in particular to a rotary core type double-color injection mold and a production device.
Background
In the prior art, a driving device of a rotary core type double-color injection mold is arranged inside an injection molding device, the structure is complex, the installation is difficult, and the temperature is too high when the injection molding device conveys molten liquid, so that the driving device positioned inside the injection molding device is easy to damage, and the installation and the maintenance are difficult.
Disclosure of Invention
The invention mainly aims to provide a rotary core type double-color injection mold and a production device, and aims to solve the problem that an injection mold driving device in the prior art is easy to damage.
In order to achieve the purpose, the invention provides a rotary core type double-color injection mold which comprises a machine body, wherein an injection cavity is arranged in the machine body, and a first fixed mold and a second fixed mold are arranged in the injection cavity;
the injection molding assembly comprises a first injection molding device and a second injection molding device, the first injection molding device and the second injection molding device are arranged in parallel and are fixedly connected through a connecting rod, the first injection molding device is matched with the first fixed mold, and the second injection molding device is matched with the second fixed mold;
the driving part is installed in the machine body, connected with the injection molding assembly and used for driving the injection molding assembly to rotate.
Optionally, the first injection molding device stretches towards the first fixed mold to contact with or separate from the first fixed mold; the second injection molding device stretches towards the second fixed mold to contact with or separate from the second fixed mold.
Optionally, a first injection molding channel is arranged in the first injection molding device, and a second injection molding channel is arranged in the second injection molding device.
Optionally, the first injection molding device includes a first telescopic pipe and a first movable mold, the first telescopic pipe is fixedly connected to the first movable mold, the first injection molding channel is disposed in the first telescopic pipe, and the first telescopic pipe drives the first movable mold to extend and retract in the first fixed mold direction to contact with or separate from the first fixed mold;
the second injection molding device comprises a second telescopic pipe and a second movable mold, the second telescopic pipe is fixedly connected with the second movable mold, the second injection molding channel is arranged in the second telescopic pipe, and the second telescopic pipe drives the second movable mold to extend and retract towards the second fixed mold to be contacted with or separated from the second fixed mold;
the first telescopic pipe and the second telescopic pipe are arranged in parallel, and two ends of the connecting rod are fixedly connected with the first telescopic pipe and the second telescopic pipe respectively.
Optionally, the first movable mold sleeve is provided with a first sealing sleeve, and the second movable mold sleeve is provided with a second sealing sleeve.
Optionally, the driving piece is connected with the connecting rod crankshaft to drive the injection molding assembly to rotate.
Optionally, the drive member is a cylinder.
The invention also provides a production device which comprises the rotary core type double-color injection mold and is characterized by further comprising a feeding bin, wherein the feeding bin is arranged above the injection molding assembly, and the bottom end of the feeding bin is communicated with the injection molding assembly.
Optionally, the feeding bin is provided with a first fluid zone and a second fluid zone, the first fluid zone is communicated with the first injection molding channel, and the second fluid zone is communicated with the second injection molding channel.
Optionally, the production device further comprises a hydraulic injection device, and the hydraulic injection device is arranged on the feeding bin and is used for blowing the plastic melt into the fixed mold.
The technical scheme of the invention provides a rotary core type double-shot injection mold which comprises a machine body, an injection molding assembly and a driving piece. An injection molding cavity is arranged in the machine body, and a first fixed mold and a second fixed mold are arranged in the injection molding cavity. The injection molding assembly comprises a first injection molding device and a second injection molding device, the first injection molding device and the second injection molding device are completely the same in structure, the first injection molding device and the second injection molding device are placed in parallel and are fixedly connected through a connecting rod, the first injection molding device is matched with the first fixed mold, and the second injection molding device is matched with the second fixed mold; the driving piece sets up in the organism outside, and the driving piece is connected with the subassembly of moulding plastics for the drive subassembly of moulding plastics rotates. When double-color injection molding is needed, the first injection molding device and the second injection molding device extend towards the injection molding cavity and are respectively matched with the first fixed die and the second fixed die to form a cavity. After injection molding, the first injection molding device and the second injection molding device shrink towards the direction of keeping away from the injection molding cavity, the first injection molding device is separated from the first fixed mold, the second injection molding device is separated from the second fixed mold, and the driving part positioned outside the shell rotates to drive the injection molding assembly to rotate. And exchanging the positions of the first injection molding device and the second injection molding device, matching the second injection molding device with the first fixed mold, and matching the first injection molding device with the second fixed mold to finish secondary injection molding. The rotary core type double-color injection mold provided by the invention has the advantages of simple structure, convenience in installation, driving piece arranged outside the shell, difficulty in damage and long service life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of a rotary core type two-color injection mold and a production apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a connecting structure of a rotary core type double-shot injection mold driving piece and an injection molding assembly of the invention; FIG. 3 is the present invention;
FIG. 3 is a schematic view of the injection channel structure of the rotary core type two-color injection mold of the present invention;
FIG. 4 is a cross-sectional view of the feeding bin of the rotary core type two-color injection mold and the production device of the present invention.
The reference numbers indicate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | |
101 | |
| 20 | |
201 | First |
| 202 | Second |
203 | |
| 2011 | First |
20111 | Injection molding channel |
| 20112 | Injection molding channel second part | 2021 | |
| 2031 | |
2032 | |
| 30 | |
301 | |
| 302 | Connecting |
303 | |
| 40 | |
401 | |
| 402 | |
403 | |
| 50 | Pressure injection molding device |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a rotary core type double-color injection mold.
In the embodiment of the present invention, as shown in fig. 1, the rotary core type two-color injection mold includes a machine body 10, an injection molding assembly 20 and a driving member 30, wherein an injection molding cavity 101 is formed in the machine body 10, and a first fixed mold and a second fixed mold are arranged in the injection molding cavity 101; the injection molding assembly 20 comprises a first injection molding device 201 and a first injection molding device 202, the first injection molding device 201 and the first injection molding device 202 are identical in structure, the first injection molding device 201 and the first injection molding device 202 are placed in parallel and are fixedly connected through a connecting rod 203, the first injection molding device 201 is matched with a first fixed mold, and the first injection molding device 202 is matched with a second fixed mold; the driving member 30 is disposed outside the machine body 10, and the driving member 30 is connected to the injection molding assembly 20 and is used for driving the injection molding assembly 20 to rotate. When double-color injection molding is required, the first injection molding device 201 and the first injection molding device 202 extend towards the injection molding cavity 101 and are respectively matched with the first fixed mold and the second fixed mold to form a cavity. After the injection molding is finished, the first injection molding device 201 and the first injection molding device 202 shrink towards the direction away from the injection molding cavity 101, the first injection molding device 201 is separated from the first fixed mold, the first injection molding device 202 is separated from the second fixed mold, the driving part 30 positioned outside the shell rotates to drive the injection molding assembly 20 to rotate, the first injection molding device 201 and the first injection molding device 202 rotate clockwise 180 degrees and then exchange positions, then the first injection molding device 202 is matched with the first fixed mold 102, the first injection molding device 201 is matched with the second fixed mold 103, and the secondary injection molding is finished. The rotary core type double-color injection mold provided by the invention has the advantages that the structure is simple, the installation is convenient, the driving piece 30 is installed outside the shell and is not easy to damage, and the service life is long.
In one embodiment, the first and second injection molding machines 201 and 202 are horizontally movable so that they can be extended and retracted toward the first fixed mold 102 to contact or separate from the first fixed mold 102. The first injection molding device 202 extends and retracts towards the second fixed mold 103 to contact or separate from the second fixed mold 103, so that the injection molding is more flexible and controllable.
Further, as shown in the figure, a first injection molding channel 2011 is provided in the first injection molding device 201, and a second injection molding channel 2021 is provided in the first injection molding device 202. Wherein, first passageway 2011 of moulding plastics includes passageway first part 20111 and the passageway second part 20112 of moulding plastics, the passageway first part 20111 outer wall of moulding plastics becomes the screw thread form, the passageway second part 20112 of moulding plastics becomes the screw thread form along the passageway first part 20111 screw thread outer wall of moulding plastics and distributes, the passageway second part 20112 cladding of moulding plastics is outside the passageway first part 20111 of moulding plastics, screw-thread fit between them forms the first passageway 2011 of moulding plastics that lets the fluid of moulding plastics pass through jointly, the internal diameter of first passageway 2011 of moulding plastics is 1.0-1.5mm, when the melt fluid of moulding plastics flows in first passageway 2011 of moulding plastics, the screw thread form passageway can reduce the flow resistance of melt at first passageway 2011 of moulding plastics, guarantee that the melt can evenly flow in first passageway 2011 of moulding plastics, make it reach better injection moulding plastics effect. It should be noted that the structure of the second injection channel 2021 is identical to the structure of the first injection channel 2011.
In an embodiment, the first injection molding device 201 includes a first telescopic pipe and a first movable mold, the first telescopic pipe and the first movable mold are fixedly connected through a bolt, and the first injection molding channel 2011 is disposed in the first telescopic pipe and is communicated with the first movable mold, so that injection molding melt fluid can be injected into the movable mold. The first extension pipe drives the first movable mould to extend or shorten towards the first fixed mould to contact or separate with the first fixed mould; the first injection molding device 202 comprises a second telescopic pipe and a second movable mold, the second telescopic pipe is fixedly connected with the second movable mold, the second injection molding channel 2021 is arranged in the second telescopic pipe, and the second telescopic pipe drives the second movable mold to extend and retract towards the second fixed mold to be contacted with or separated from the second fixed mold;
as another optional embodiment, the first injection molding device 201 and the second injection molding device 202 have no flexibility, and the injection molding assembly 20 further includes a sliding base, where the sliding base can drive the injection molding assembly 20 to move in a direction away from or close to the injection molding chamber 101, and further drive the first movable mold to move in a direction away from or close to the injection molding chamber 101 to contact or separate from the first fixed mold; the first injection molding device 202 is contacted with or separated from the second fixed mold in the direction away from or close to the injection molding cavity 101, so that the effect of matching and molding the fixed mold and the movable mold is achieved.
Further, the first telescopic pipe and the second telescopic pipe are placed in parallel, two ends of the connecting rod 203 are fixedly connected with the first telescopic pipe and the second telescopic pipe through bolts respectively, or two ends of the connecting rod 203 are welded with the first telescopic pipe and the second telescopic pipe respectively, and the first telescopic pipe, the second telescopic pipe and the connecting rod 203 are connected into a whole, so that the relative position relation between the first injection molding device 201 and the first injection molding device 202 is more stable, and the injection molding effect is better. It should be noted that the connecting rod 203 may be 1 or multiple rods arranged at intervals, or a fixing plate, as long as it is possible to maintain the relative positions of the first injection molding device 201 and the first injection molding device 202 and connect them into a whole.
In one embodiment, the first movable mold is sleeved with a first sealing sleeve, and the second movable mold is sleeved with a second sealing sleeve. The first movable mould is characterized in that an outer thread is arranged on a shell of the first movable mould, an inner thread matched with the outer thread is arranged on an inner wall of the first sealing sleeve, and the first sealing sleeve and the first movable mould are arranged outside the first movable mould through a thread connecting sleeve. As another optional implementation manner, a clamping ring is convexly arranged on a housing of the first movable mold, a clamping groove is concavely arranged on an inner wall of the first sealing sleeve, and the first movable mold and the first sealing sleeve are fastened and fixed together. The matching mode of the second sealing sleeve and the second movable mould is consistent with the matching mode of the first movable mould and the first sealing sleeve.
The sealing sheath can be made of a heat-insulating material, so that the injection molding fluid is not cured in advance before injection molding is finished, and the curing time of the injection molding fluid can be prolonged before injection molding is finished.
As a preferred embodiment, the outer diameter of the first sealing sleeve is designed to be consistent with the inner diameter of the cavity of the first fixed mold, so that the first movable mold can be connected with the first fixed mold in a seam joint mode when being matched with the first fixed mold, and leakage of a molten plastic body from a joint of the first fixed mold and the first movable mold in an injection molding process is reduced.
It can be understood that the first movable mold is always positioned in the first sealing sleeve in the process of rotating the two movable molds by 180 degrees after mold splitting, mold closing and mold splitting, and the second movable mold is always positioned in the second sealing sleeve in the process of rotating the two movable molds by 180 degrees after mold splitting, mold closing and mold splitting, so that the glue leakage phenomenon at the joint is reduced. Even if glue leaks, the produced glue can only be blocked in the first sealing sleeve and the second sealing sleeve, and the whole sealing performance of the injection mould can not be influenced, so that the whole sealing performance of the injection mould is better.
In one embodiment, as shown in FIG. 3, the driving member 30 is coupled to the connecting rod 203 to rotate the injection mold. In detail, the connection rod 203 is integrally formed, and includes a fixed rod 2032 and a horizontal rod 2031. Wherein, both ends of the fixing rod 2032 are respectively connected with the first injection molding device 201 and the second injection molding device 202, and fix them into a whole. One end of the horizontal rod 2031 is vertically and fixedly connected with the fixing rod 2032. In detail, one end of the horizontal rod 2031 is vertically fixed at the center of the fixing rod 2032, so that when the horizontal rod 2031 rotates, the first injection molding device 201 and the second injection molding device 202 can rotate around the connection point of the horizontal rod 2031 and the fixing rod 2032 as the center along with the horizontal rod 2031, so that the first injection molding device 201 and the second injection molding device 202 are smoother and more stable when the positions are switched by rotation.
The other end of the horizontal rod 2031 is connected to the first gear 2032, the driving member 30 is fixed on the outer wall of the machine body 10, and the outer wall of the machine body 10 is provided with a mounting hole. The driving member 30 includes a driver 301 and a connecting shaft 302, the driver 301 passes through the mounting hole and is connected to the connecting shaft 302 through a coupler to drive the connecting shaft 302 to rotate, the other end of the connecting shaft 302 is fixedly mounted with a second gear 303, and the first gear 2032 is engaged with the second gear 303. It should be noted that the first gear 2032 is a bevel gear, so that when the driving member 30 rotates, the injection molding assembly 20 can be driven to rotate.
Further, the driving member 30 can be a motor, a rotating cylinder or other driving devices, the rotating cylinder is selected in this embodiment, the clamping speed of the rotating cylinder is high, the positioning is accurate, when the movable mold and the fixed mold need to be switched to repeatedly separate and combine the mold, the speed of separating and combining the mold can be faster by using the rotating cylinder, the separating and combining of the rotary core type double-color injection mold is smoother, when the driving member 30 is ventilated, the first injection molding device 201 can rotate 180 degrees clockwise to exchange positions with the second injection molding device 202, when the driving member 30 stops supplying air, the first movable mold 2013 rotates 180 degrees counterclockwise to return to the original position, when the movable mold and the fixed mold repeatedly separate and combine the mold, a user can obviously sense the state of separating and combining the mold of the device, a better effect is achieved, and the position is controlled more accurately.
The invention also provides a production device, which comprises a feeding bin 40 and the rotary core type double-color injection mold, the specific structure of the rotary core type double-color injection mold refers to the embodiments, and the production device adopts all the technical schemes of all the embodiments, so that the production device at least has all the beneficial effects brought by the technical schemes of the embodiments, and the details are not repeated. Wherein the feeding bin 40 is installed above the injection molding assembly 20, and a bottom end of the feeding bin 40 is communicated with the injection molding assembly 20 for providing injection molding fluid melt for the injection molding assembly 20.
Further, as shown in fig. 4, the feeding bin 40 is provided with a first fluid zone 401 and a second fluid zone 402, and the first fluid zone 401 and the second fluid zone 402 are separated by a partition 403, and are filled with a first color injection fluid melt and a second color injection fluid melt according to the user's requirement. The first fluid zone 401 is communicated with the first injection channel 2011 and is configured to provide a first color injection fluid melt for the injection assembly 20, and the second color injection fluid melt enters the second injection channel 2021 from the second fluid zone 402 and enters a cavity formed by the cooperation of the second movable mold 2023 and the second fixed mold 103 to complete second color injection, so that the rotary core type two-color injection mold can receive two injection fluid flannels with different colors. The structure is simple, and only simple separation is needed without other treatment.
In an embodiment, the production apparatus further includes a pressure injection molding apparatus 50, the pressure injection molding apparatus 50 is disposed on a side of the fixed mold away from the movable mold, and the injection molding apparatus 50 enables the two colors of molten plastics to be pressed and welded together by changing the pressure of the charged gas, so that defects existing in the fusion and welding processes of the injection molded plastic products can be reduced.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. A rotary core type double-color injection mold is characterized by comprising:
the injection molding machine comprises a machine body, wherein an injection molding cavity is arranged in the machine body, and a first fixed mold and a second fixed mold are arranged in the injection molding cavity;
the injection molding assembly comprises a first injection molding device and a second injection molding device, the first injection molding device and the second injection molding device are arranged in parallel and are fixedly connected through a connecting rod, the first injection molding device is matched with the first fixed mold, and the second injection molding device is matched with the second fixed mold;
the driving piece is arranged on the machine body, is connected with the injection molding assembly and is used for driving the injection molding assembly to rotate;
the connecting rod comprises a fixed rod and a horizontal rod which are integrally arranged, two ends of the fixed rod are respectively connected with the first injection molding device and the second injection molding device, one end of the horizontal rod is vertically connected with the fixed rod, and the other end of the horizontal rod is provided with a first gear;
the driving piece comprises a driver and a connecting shaft, a mounting hole is formed in the outer wall of the machine body, the driver is mounted on the outer wall of the machine body, one end of the connecting shaft penetrates through the mounting hole to extend out of the machine body to be connected with the driver, a second gear is arranged at the other end of the connecting shaft, and the first gear is meshed with the second gear so that the driver drives the injection molding assembly to rotate when rotating;
the first injection molding device stretches towards the first fixed mold to contact with or separate from the first fixed mold; the second injection molding device stretches towards the second fixed mold to contact with or separate from the second fixed mold;
a first injection molding channel is arranged in the first injection molding device, and a second injection molding channel is arranged in the second injection molding device;
the first injection molding channel comprises an injection molding channel first part and an injection molding channel second part, the outer wall of the injection molding channel first part is in a thread shape, the injection molding channel second part is distributed in a thread shape along the outer wall of the injection molding channel first part, the injection molding channel second part is coated outside the injection molding channel first part, the first injection molding channel allowing injection molding fluid to pass through is formed by the thread matching of the first injection molding channel first part and the second injection molding channel second part, and the inner diameter of the first injection molding channel is 1.0-1.5mm;
the first injection molding channel and the second injection molding channel are identical in structure;
the first injection molding device comprises a first telescopic pipe and a first movable mold, the first telescopic pipe is fixedly connected with the first movable mold, the first injection molding channel is arranged in the first telescopic pipe, and the first telescopic pipe drives the first movable mold to extend and retract towards the first fixed mold to be contacted with or separated from the first fixed mold;
the second injection molding device comprises a second telescopic pipe and a second movable mold, the second telescopic pipe is fixedly connected with the second movable mold, the second injection molding channel is arranged in the second telescopic pipe, and the second telescopic pipe drives the second movable mold to extend and retract towards the second fixed mold to be contacted with or separated from the second fixed mold;
the first telescopic pipe and the second telescopic pipe are arranged in parallel, and two ends of the connecting rod are fixedly connected with the first telescopic pipe and the second telescopic pipe respectively.
2. The rotary core type double-color injection mold according to claim 1, wherein the first movable mold sleeve is provided with a first sealing sleeve, and the second movable mold sleeve is provided with a second sealing sleeve.
3. The rotary core two-shot injection mold according to claim 2, wherein said driving member is a rotary cylinder.
4. A production apparatus comprising the rotary core type two-color injection mold according to any one of claims 1 to 3, further comprising a feed bin disposed above the injection molding assembly, the feed bin having a bottom end communicating with the injection molding assembly.
5. A production plant as claimed in claim 4, characterized in that the feed bin is provided with a first fluid zone and a second fluid zone
And the first fluid area is communicated with the first injection molding channel, and the second fluid area is communicated with the second injection molding channel.
6. The manufacturing device of claim 5, further comprising a hydraulic injection device disposed on the feed magazine for blowing injection fluid melt into the stationary mold.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110404787.8A CN113071059B (en) | 2021-04-14 | 2021-04-14 | Rotary core type double-color injection mould and production device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110404787.8A CN113071059B (en) | 2021-04-14 | 2021-04-14 | Rotary core type double-color injection mould and production device |
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| CN113071059A CN113071059A (en) | 2021-07-06 |
| CN113071059B true CN113071059B (en) | 2023-03-31 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101670645B (en) * | 2008-09-09 | 2014-06-18 | 长春利镁科技发展有限公司 | Method and device used for melt injection molding of fully-biodegradable material |
| CN107116761A (en) * | 2017-06-22 | 2017-09-01 | 浙江瑞都紧固件有限公司 | It is a kind of with the bolt shaping die cooled down automatically |
| CN210910974U (en) * | 2019-10-22 | 2020-07-03 | 浙江拓福塑业股份有限公司 | Double-color mold |
| CN211279571U (en) * | 2019-11-04 | 2020-08-18 | 浏阳市日华塑料加工厂 | Adjustable plastic granulation production line feed inlet |
| CN111645261A (en) * | 2020-04-15 | 2020-09-11 | 乔丰科技实业（深圳）有限公司 | Rotary core type double-color injection mold and processing device |
| CN212331735U (en) * | 2020-06-02 | 2021-01-12 | 江苏新合力传热设备有限公司 | Thermal power plant's SOx/NOx control equipment shaping frock |
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Denomination of invention: Rotary dual color injection mold and production equipment Granted publication date: 20230331 Pledgee: Shenzhen Rural Commercial Bank Co.,Ltd. Henggang Sub branch Pledgor: QIAO FENG TECHNOLOGY INDUSTRIAL (SHENZHEN) CO.,LTD. Registration number: Y2024980006619 |