CN213593503U - High-efficient injection mold - Google Patents
High-efficient injection mold Download PDFInfo
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- CN213593503U CN213593503U CN202021191074.5U CN202021191074U CN213593503U CN 213593503 U CN213593503 U CN 213593503U CN 202021191074 U CN202021191074 U CN 202021191074U CN 213593503 U CN213593503 U CN 213593503U
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Abstract
The utility model discloses a high-efficient injection mold, including cope match-plate pattern, lower bolster, guide pillar, bottom plate, cushion, thimble assembly and linear drive structure. The upper surface of the upper template is provided with an injection port, an injection channel communicated with the injection port is arranged in the upper template, and the lower surface of the upper template is provided with a concave structure; the upper surface of the lower template is provided with an upward convex structure; the guide post penetrates through the upper template and the lower template; the lower end of the guide post is fixed on the bottom plate; the cushion block is positioned between the bottom plate and the lower template; the thimble assembly is located the cushion block, and the linear drive structure is fixed in on the outer wall of lower bolster, and the linear drive structure has a linear flexible end, and linear flexible end is fixed in on the outer wall of cope match-plate pattern. Compared with the prior art, the utility model discloses can improve the efficiency of moulding plastics, simplify the operation of moulding plastics.
Description
Technical Field
The utility model relates to an injection mold technical field especially relates to a high-efficient injection mold.
Background
Injection molding is a processing method used for mass production of parts with complex shapes, and particularly relates to a method for injecting a material melted by heating into a mold cavity from high pressure, and obtaining a formed product after cooling and solidification. The injection molding material is injected into the injection mold, so that the injection molding part conforming to the injection mold is formed in the cooling process, and the manufacture of complex products can be efficiently and quickly realized. An injection mold is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate complex dimensions. Patent application with publication number CN208759940U discloses a straight-top inclined-pulling demolding mechanism of an injection mold, which realizes mold opening and mold closing through a manual lifting handle mode and has lower injection molding efficiency. In the prior art, how to improve the injection molding efficiency is a technical problem in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-efficient injection mold for improve the efficiency of moulding plastics, simplify the operation of moulding plastics.
In order to achieve the above object, the utility model provides a following scheme:
the utility model discloses a high-efficient injection mold, include:
the upper surface of the upper template is provided with an injection molding opening, an injection molding channel communicated with the injection molding opening is arranged inside the upper template, and the lower surface of the upper template is provided with a concave structure;
the upper surface of the lower template is provided with an upward convex structure, the upward convex structure and the inward concave structure are closed to form a cavity, and the injection molding channel is communicated with the cavity;
the guide post penetrates through the upper template and the lower template;
the lower ends of the guide pillars are fixed on the bottom plate;
the cushion block is positioned between the bottom plate and the lower template;
the ejector pin assembly is positioned in the cushion block and comprises an ejector pin, and the ejector pin can upwards penetrate through the lower template;
the linear driving structure is fixed on the outer wall of the lower template and provided with a linear telescopic end, and the linear telescopic end is fixed on the outer wall of the upper template.
Preferably, the thimble assembly includes first pneumatic cylinder, first disk body and the thimble, and is a plurality of the lower extreme of thimble is fixed in the disk body upper surface, the flexible end of the piston rod of first pneumatic cylinder upwards stretches out and is fixed in the disk body lower surface, first pneumatic cylinder is fixed in on the bottom plate, be equipped with on the lower bolster with the through-hole that the thimble corresponds.
Preferably, the linear driving structure comprises a second hydraulic cylinder and a fixed block, the second hydraulic cylinder is fixed on the outer wall of the lower template, the fixed block is fixed on the outer wall of the upper template, and the telescopic end of a piston rod of the second hydraulic cylinder extends upwards and is fixedly connected with the fixed block.
Preferably, the linear driving structure further comprises a locking nut, the telescopic end of the piston rod of the second hydraulic cylinder is provided with an external thread, the two locking nuts are in threaded connection with the same telescopic end of the piston rod of the second hydraulic cylinder, and the two locking nuts are respectively abutted to the upper surface and the lower surface of the fixed block.
Preferably, the upper die further comprises a limit nut, the upper end of the guide pillar is provided with an external thread, the limit nut is connected to the upper end of the guide pillar in a threaded mode, and the limit nut is used for limiting the upper die plate.
Preferably, a first cooling liquid flow channel is arranged in the upper template, and an upper template inlet and an upper template outlet which are communicated with the first cooling liquid flow channel are arranged on the outer surface of the upper template.
Preferably, a second cooling liquid flow channel is arranged in the upper template, and a lower template inlet and a lower template outlet which are communicated with the second cooling liquid flow channel are arranged on the outer surface of the lower template.
Preferably, still include the rubber buffer, the rubber buffer is used for installing in injection molding mouthful department.
The utility model discloses for prior art gain following technological effect:
the utility model discloses a high-efficient injection mold is when using, moulds plastics through the mouth of moulding plastics, realizes die sinking, compound die and drawing of patterns through linear drive structure and thimble assembly, and easy operation is convenient, and efficiency is higher; the second hydraulic cylinder controls the action of the upper template, so that the bearing capacity is high, the action is quick, and the injection molding efficiency can be improved; through setting up first coolant liquid runner and second coolant liquid runner for the cooling forming process of melting plastics improves injection moulding efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a high-efficiency injection mold according to the embodiment;
FIG. 2 is a schematic structural view of the ejector pin assembly;
description of reference numerals: 1. mounting a template; 2. an injection molding port; 3. a lower template; 4. a guide post; 5. a base plate; 6. cushion blocks; 7. a thimble; 8. a first hydraulic cylinder; 9. a first tray body; 10. a second hydraulic cylinder; 11. a fixed block; 12. locking the nut; 13. a limit nut; 14. an upper template inlet; 15. an upper template outlet; 16. a lower template inlet; 17. and (4) an outlet of the lower template.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a high-efficient injection mold for improve the efficiency of moulding plastics, simplify the operation of moulding plastics.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1-2, the embodiment provides a high-efficiency injection mold, which includes an upper mold plate 1, a lower mold plate 3, a guide pillar 4, a bottom plate 5, a cushion block 6, an ejector pin assembly, and a linear driving structure.
Wherein, the upper surface of cope match-plate pattern 1 is equipped with the mouth 2 of moulding plastics, and 1 insides of cope match-plate pattern are equipped with the passageway of moulding plastics with the mouth 2 intercommunication of moulding plastics, inject into molten plastics into the mould through the mouth 2 of moulding plastics. The lower surface of the upper template 1 is provided with an inner concave structure, the upper surface of the lower template 3 is provided with an upper convex structure, a cavity is formed after the upper convex structure and the inner concave structure are closed, the injection molding channel is communicated with the cavity, and molten plastic enters the cavity along the injection molding channel and is cooled and molded in the cavity. The lower end of the guide post 4 is fixed on the bottom plate 5, and the guide post 4 penetrates through the upper template 1 and the lower template 3 and is used for guiding the split-die and die-assembling processes. The cushion block 6 is located between the bottom plate 5 and the lower template 3, and is used for forming an accommodating space between the lower template 3 and the bottom plate 5, and the accommodating space is used for accommodating the thimble assembly. The ejector pin assembly comprises an ejector pin 7, and the ejector pin 7 can upwards penetrate through the lower template 3 to enable the molded plastic structure to be demoulded. The linear driving structure is fixed on the outer wall of the lower template 3 and provided with a linear telescopic end, and the linear telescopic end is fixed on the outer wall of the upper template 1. The linear driving structure is used for driving the upper template 1 to move up and down along the guide post 4, so that the actions of opening and closing the mold are realized.
The high-efficient injection mold of this embodiment moulds plastics through mouth 2 of moulding plastics when using, realizes die sinking, compound die and drawing of patterns through linear drive structure and thimble assembly, and easy operation is convenient, and efficiency is higher.
In this embodiment, the thimble assembly includes a first hydraulic cylinder 8, a first disk body 9 and thimbles 7, and the lower ends of the thimbles 7 are fixed on the upper surface of the disk body. When the first disk 9 moves, the ejector pins 7 are driven to move synchronously. The flexible end of the piston rod of first pneumatic cylinder 8 upwards stretches out and is fixed in the disk body lower surface, and first pneumatic cylinder 8 is fixed in on bottom plate 5, can drive 7 upper and lower actions of thimble through first pneumatic cylinder 8. The lower template 3 is provided with a through hole corresponding to the thimble 7, and the thimble 7 can demould the formed part when moving upwards.
In this embodiment, the linear driving structure includes second hydraulic cylinder 10 and fixed block 11, and the flexible end of straight line is fixed in on the outer wall of lower bolster 3 for fixed block 11, second hydraulic cylinder 10, fixed block 11 is fixed in on the outer wall of cope match-plate pattern 1, and the flexible end of the piston rod of second hydraulic cylinder 10 upwards stretches out and with fixed block 11 fixed connection. The second hydraulic cylinder 10 controls the action of the upper template 1, so that the bearing capacity is high, the action is quick, and the injection molding efficiency can be improved.
Further, in this embodiment, the linear driving structure further includes a lock nut 12, the telescopic end of the piston rod of the second hydraulic cylinder 10 has an external thread, the two lock nuts 12 are connected to the telescopic end of the piston rod of the same second hydraulic cylinder 10 in a threaded manner, and the two lock nuts 12 are respectively abutted to the upper surface and the lower surface of the fixing block 11. The second hydraulic cylinder 10 is detachably connected with the fixed block 11 through the locking nut 12, so that the assembly and disassembly are convenient, and the maintenance of the die is convenient.
Furthermore, in this embodiment, the mold further includes a limiting nut 13, the upper end of the guide pillar 4 has an external thread, the limiting nut 13 is screwed on the upper end of the guide pillar 4, the limiting nut 13 is located on the upper side of the upper mold plate 1, and the limiting nut 13 is used for limiting the upper mold plate 1.
In order to accelerate the cooling molding process of the molten plastic and improve the injection molding efficiency, a first cooling liquid flow passage is arranged in the upper mold plate 1 of the embodiment, and an upper mold plate inlet 14 and an upper mold plate outlet 15 which are communicated with the first cooling liquid flow passage are arranged on the outer surface of the upper mold plate 1. Similarly, the upper mold plate 1 of the present embodiment is provided with a second cooling liquid flow channel, and the outer surface of the lower mold plate 3 is provided with a lower mold plate inlet 16 and a lower mold plate outlet 17 which are communicated with the second cooling liquid flow channel. The external cooling liquid circulation system is respectively communicated with the upper template inlet 14 and the lower template inlet 16 through liquid inlet pipelines, and is respectively communicated with the upper template outlet 15 and the lower template outlet 17 through liquid outlet pipelines, so that the rapid cooling of the upper template 1 and the lower template 3 is realized.
In order to avoid particulate matters such as dust to get into the inside pollution that causes the mould of mould, this embodiment still includes the rubber buffer, and the rubber buffer is used for installing in the mouth 2 department of moulding plastics after the completion of moulding plastics.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (7)
1. An efficient injection mold, comprising:
the upper surface of the upper template is provided with an injection molding opening, an injection molding channel communicated with the injection molding opening is arranged inside the upper template, and the lower surface of the upper template is provided with a concave structure;
the upper surface of the lower template is provided with an upward convex structure, the upward convex structure and the inward concave structure are closed to form a cavity, and the injection molding channel is communicated with the cavity;
the guide post penetrates through the upper template and the lower template;
the lower ends of the guide pillars are fixed on the bottom plate;
the cushion block is positioned between the bottom plate and the lower template;
the ejector pin assembly is positioned in the cushion block and comprises an ejector pin, and the ejector pin can upwards penetrate through the lower template;
the linear driving structure is fixed on the outer wall of the lower template and provided with a linear telescopic end, and the linear telescopic end is fixed on the outer wall of the upper template;
the thimble assembly comprises a first hydraulic cylinder, a first disc body and thimbles, the lower ends of the thimbles are fixed on the upper surface of the disc body, the telescopic ends of piston rods of the first hydraulic cylinder extend upwards and are fixed on the lower surface of the disc body, the first hydraulic cylinder is fixed on the bottom plate, and through holes corresponding to the thimbles are formed in the lower template.
2. The efficient injection mold of claim 1, wherein the linear driving structure comprises a second hydraulic cylinder and a fixing block, the second hydraulic cylinder is fixed on the outer wall of the lower template, the fixing block is fixed on the outer wall of the upper template, and the telescopic end of the piston rod of the second hydraulic cylinder extends upwards and is fixedly connected with the fixing block.
3. The efficient injection mold according to claim 2, wherein the linear driving structure further comprises a locking nut, the telescopic end of the piston rod of the second hydraulic cylinder has an external thread, the two locking nuts are connected to the telescopic end of the piston rod of the same second hydraulic cylinder in a threaded manner, and the two locking nuts are respectively abutted against the upper surface and the lower surface of the fixed block.
4. The efficient injection mold of claim 1, further comprising a stop nut, wherein the upper end of the guide post has an external thread, the stop nut is threadedly connected to the upper end of the guide post, and the stop nut is used for limiting the upper mold plate.
5. The efficient injection mold of claim 1, wherein a first coolant flow channel is provided in the upper mold plate, and an upper mold plate inlet and an upper mold plate outlet are provided on an outer surface of the upper mold plate and are in communication with the first coolant flow channel.
6. The efficient injection mold of claim 1, wherein a second cooling liquid flow channel is arranged in the upper mold plate, and a lower mold plate inlet and a lower mold plate outlet which are communicated with the second cooling liquid flow channel are arranged on the outer surface of the lower mold plate.
7. An efficient injection mold as recited in claim 1 further comprising a rubber stopper for mounting at said injection port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021191074.5U CN213593503U (en) | 2020-06-20 | 2020-06-20 | High-efficient injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021191074.5U CN213593503U (en) | 2020-06-20 | 2020-06-20 | High-efficient injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213593503U true CN213593503U (en) | 2021-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021191074.5U Active CN213593503U (en) | 2020-06-20 | 2020-06-20 | High-efficient injection mold |
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| Country | Link |
|---|---|
| CN (1) | CN213593503U (en) |
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- 2020-06-20 CN CN202021191074.5U patent/CN213593503U/en active Active
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