CN215095256U - Water chamber cooling type injection mold - Google Patents
Water chamber cooling type injection mold Download PDFInfo
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- CN215095256U CN215095256U CN202120840211.1U CN202120840211U CN215095256U CN 215095256 U CN215095256 U CN 215095256U CN 202120840211 U CN202120840211 U CN 202120840211U CN 215095256 U CN215095256 U CN 215095256U
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Abstract
The utility model discloses a water chamber cooling type injection mold, which comprises a fixed mold plate, a fixed mold seat, a movable mold seat and a movable mold plate, wherein a runner is arranged at the middle position of the fixed mold seat, a sprue bush is arranged on the fixed mold plate, a molding cavity is arranged between the fixed mold seat and the movable mold seat, one end of the runner is communicated with the sprue bush, and the other end of the runner is communicated with the molding cavity; a push-pull plate is arranged between the cushion blocks, a plurality of thimbles arranged in a matrix are arranged on the push-pull plate, the thimbles penetrate through the movable die holder, and the top ends of the thimbles are arranged on the inner bottom surface of the forming cavity; guide posts are arranged at four corners of the fixed die plate and the fixed die holder, guide sleeves are arranged at four corners of the movable die holder, and the front ends of the guide posts are arranged in the guide sleeves; an insert is arranged in the fixed die base, and a water chamber is arranged in the insert. The utility model discloses a water thorax storage cooling water in inserting to carrying out cooling treatment to inserting, can carrying out the shaping of cooling off fast to the plastic part of shaping intracavity fast.
Description
Technical Field
The utility model relates to an injection mold, in particular to water thorax cooling type injection mold.
Background
Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like. During injection molding, the pressure at the injection nozzle of the injection molding machine is highest to overcome the flow resistance of the melt throughout the process. Thereafter, the pressure is gradually reduced along the flow length toward the front of the melt front, which is the atmospheric pressure if the cavity interior is vented well. The existing injection mold does not have a water chamber structure, and the circulating water cooling treatment efficiency of the injection mold is low, and the demolding efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that prior art exists to a water thorax storage cooling water in inserting is provided, thereby to inserting carry out cooling treatment, can carry out the water thorax cooled injection mold of quick cooling shaping to the plastic parts in the shaping intracavity fast.
The above technical problem of the present invention can be solved by the following technical solutions:
a water chamber cooling type injection mold comprises a fixed mold plate, a fixed mold seat, a movable mold seat and a movable mold plate, wherein the fixed mold seat is installed on the fixed mold plate, the movable mold seat is installed on the movable mold plate, and the fixed mold seat and the movable mold seat are overlapped; cushion blocks are arranged between the movable die holder and the two sides of the movable die plate, and a top rod hole is arranged in the middle of the movable die plate; a runner is arranged in the middle of the fixed die base, a sprue bush is arranged on the fixed die plate, a molding cavity is arranged between the fixed die base and the movable die base, one end of the runner is communicated with the sprue bush, and the other end of the runner is communicated with the molding cavity; a push-pull plate is arranged between the cushion blocks, a plurality of thimbles arranged in a matrix are arranged on the push-pull plate, the thimbles penetrate through the movable die holder, and the top ends of the thimbles are arranged on the inner bottom surface of the forming cavity; guide posts are arranged at four corners of the fixed die plate and the fixed die holder, guide sleeves are arranged at four corners of the movable die holder, and the front ends of the guide posts are arranged in the guide sleeves; an insert is arranged in the fixed die base, and a water chamber is arranged in the insert.
Furthermore, a plurality of water receiving heads are arranged on the front surface of the fixed die holder and communicated with the inside of the water chamber; the water-receiving heads on the front side of the fixed die holder are connected through a cooling water circulator; the cooling water circulator comprises a circulating water pipe, one end of the circulating water pipe is provided with a first connector, the other end of the circulating water pipe is provided with a second connector, and the middle part of the circulating water pipe is provided with a circulating water bin; a first inner pipe and a second inner pipe are arranged in the circulating water pipe, and a first water inlet pipe and a second water outlet pipe are externally connected to the middle position of the circulating water pipe; the first inner pipe is communicated with the first water inlet pipe, the connecting position of the first inner pipe and the first water inlet pipe is arranged in the circulating water bin, the second inner pipe is communicated with the second water outlet pipe, and the connecting position of the second inner pipe and the second water outlet pipe is arranged in the circulating water bin; the first inner pipe and the first water inlet pipe are L-shaped, and the second inner pipe and the second water outlet pipe are L-shaped.
Furthermore, fixing pins are arranged among the movable die holder, the movable template and the cushion block; a positioning plate and a fixing plate are arranged in the push-pull plate, and the root of the thimble is fixed on the positioning plate through the fixing plate; the four corners of the water chamber are provided with bending parts; a panel is arranged between the fixed die plate and the fixed die base; the guide post passes through the panel, and the runner passes through the panel.
By adopting the water chamber cooling type injection mold of the technical scheme, an operator installs the injection mold on an injection molding machine, the injection molding machine injects plastic melt into a molding cavity through a sprue bush and a runner, the plastic melt in the molding cavity is molded into a plastic part after the injection mold is cooled, and a water chamber in an insert stores cooling water, so that the insert is cooled, and the plastic part in the molding cavity can be rapidly cooled and molded; the ejector rod of the injection molding machine penetrates through the ejector rod hole to eject the push-pull plate, and the push-pull plate rapidly ejects plastic parts in the molding cavity through the ejector rod, so that the demolding is facilitated.
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 these drawings without creative efforts.
Fig. 1 is the structure schematic diagram of the water chamber cooling type injection mold of the present invention.
Fig. 2 is a schematic structural diagram of the cooling water circulator of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
As shown in fig. 1 and 2, a water chamber cooling type injection mold comprises a fixed mold plate 1, a fixed mold base 3, a movable mold base 4 and a movable mold plate 5, wherein the fixed mold base 3 is installed on the fixed mold plate 1, the movable mold base 4 is installed on the movable mold plate 5, and the fixed mold base 3 is overlapped with the movable mold base 4; cushion blocks 6 are arranged between the movable die holder 4 and the two sides of the movable die plate 5, and a top rod hole 7 is arranged in the middle of the movable die plate 5; a runner 8 is arranged in the middle of the fixed die holder 3, a sprue bush 9 is arranged on the fixed die plate 1, a molding cavity 10 is arranged between the fixed die holder 3 and the movable die holder 4, one end of the runner 8 is communicated with the sprue bush 9, and the other end of the runner 8 is communicated with the molding cavity 10; a push-pull plate 11 is arranged between the cushion blocks 6, a plurality of thimbles 12 arranged in a matrix are arranged on the push-pull plate 11, the thimbles 12 penetrate through the movable die holder 4, and the top ends of the thimbles 12 are arranged on the inner bottom surface of the forming cavity 10; guide posts 20 are arranged at four corners of the fixed die plate 1 and the fixed die base 3, guide sleeves 21 are arranged at four corners of the movable die base 4, and the front ends of the guide posts 20 are arranged in the guide sleeves 21; an insert 13 is arranged in the fixed die holder 3, and a water chamber 14 is arranged in the insert 13.
The utility model discloses water thorax cooling type injection mold, the operator installs this injection mold on the injection molding machine, and the injection molding machine injects the plastics melt into the molding cavity 10 through runner cover 9, runner 8, and after this injection mold cools off, the plastics melt in the molding cavity 10 is formed into the plastics finished piece, and the water thorax 14 in the insert 13 stores the cooling water to carry out cooling treatment to the insert 13, can carry out quick cooling shaping to the plastics finished piece in the molding cavity 10 fast; the ejector rod of the injection molding machine penetrates through the ejector rod hole 7 to eject the push-pull plate 11, and the push-pull plate 11 rapidly ejects plastic parts in the molding cavity 10 through the ejector pins 12, so that the demolding is facilitated.
Preferably, a plurality of water receiving heads 16 are arranged on the front surface of the fixed die base 3, and the water receiving heads 16 are communicated with the inside of the water chamber 14; the water-receiving heads 16 on the front surface of the fixed die holder 3 are connected through a cooling water circulator; the cooling water circulator comprises a circulating water pipe 22, one end of the circulating water pipe 22 is provided with a first connector 23, the other end of the circulating water pipe 22 is provided with a second connector 24, and the middle part of the circulating water pipe 22 is provided with a circulating water bin 25; the cooling water circulator conveys cooling water to the water chamber 14 through the water connecting head 16, specifically, the circulating water pipe 22 is externally connected with a cooling water circulator, and the circulating water pipe 22 supplies cooling water to the water chamber 14 through the first connecting head 23 and the second connecting head 24, so as to cool the insert 13.
Preferably, a first inner pipe 26 and a second inner pipe 28 are installed in the circulating water pipe 22, and a first water inlet pipe 27 and a second water outlet pipe 29 are externally connected to the middle position of the circulating water pipe 22; the first inner pipe 26 is communicated with a first water inlet pipe 27, the connecting position of the first inner pipe 26 and the first water inlet pipe 27 is arranged in the circulating water bin 25, the second inner pipe 28 is communicated with a second water outlet pipe 29, and the connecting position of the second inner pipe 28 and the second water outlet pipe 29 is arranged in the circulating water bin 25; the first inner pipe 26 and the first water inlet pipe 27 are in L shape, and the second inner pipe 28 and the second water outlet pipe 29 are in L shape; the first water inlet pipe 27 and the second water outlet pipe 29 are externally connected with a cooling water circulator, and the cooling water is supplied to the water chamber 14 through the first connector 23 and the second connector 24 by the first inner pipe 26 and the second inner pipe 28, so that the insert 13 is cooled.
Preferably, a fixed pin 19 is arranged between the movable mold base 4, the movable mold plate 5 and the cushion block 6; the movable die base 4, the movable die plate 5 and the spacer 6 are firmly attached by the fixing pins 19.
Preferably, a positioning plate 17 and a fixing plate 18 are arranged inside the push-pull plate 11, and the root of the thimble 12 is fixed on the positioning plate 17 through the fixing plate 18; the root of the thimble 12 is firmly fixed on the push-pull plate 11 by the fixing plate 18 and the positioning plate 17.
Preferably, the four corners of the water chamber 14 are provided with bending parts 15; a panel 2 is arranged between the fixed die plate 1 and the fixed die base 3; the guide post 20 penetrates through the panel 2, and the flow passage 8 penetrates through the panel 2; the thickness between the fixed die plate 1 and the fixed die base 3 is increased through the panel 2, and the runner 8 can be conveniently arranged and processed.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (10)
1. A water chamber cooling type injection mold comprises a fixed mold plate, a fixed mold seat, a movable mold seat and a movable mold plate, wherein the fixed mold seat is installed on the fixed mold plate, the movable mold seat is installed on the movable mold plate, and the fixed mold seat and the movable mold seat are overlapped; cushion blocks are arranged between the movable die holder and the two sides of the movable die plate, and a top rod hole is arranged in the middle of the movable die plate;
a runner is arranged in the middle of the fixed die base, a sprue bush is arranged on the fixed die plate, a molding cavity is arranged between the fixed die base and the movable die base, one end of the runner is communicated with the sprue bush, and the other end of the runner is communicated with the molding cavity; a push-pull plate is arranged between the cushion blocks, a plurality of thimbles arranged in a matrix are arranged on the push-pull plate, the thimbles penetrate through the movable die holder, and the top ends of the thimbles are arranged on the inner bottom surface of the forming cavity; guide posts are arranged at four corners of the fixed die plate and the fixed die holder, guide sleeves are arranged at four corners of the movable die holder, and the front ends of the guide posts are arranged in the guide sleeves;
the method is characterized in that: an insert is arranged in the fixed die base, and a water chamber is arranged in the insert.
2. The water-chamber-cooled injection mold according to claim 1, characterized in that: the front surface of the fixed die holder is provided with a plurality of water receiving heads which are communicated with the inside of the water chamber.
3. The water-chamber-cooled injection mold according to claim 2, characterized in that: the water-receiving heads on the front surface of the fixed die holder are connected through a cooling water circulator.
4. The water-chamber-cooled injection mold according to claim 3, characterized in that: the cooling water circulator comprises a circulating water pipe, a first connector is arranged at one end of the circulating water pipe, a second connector is arranged at the other end of the circulating water pipe, and a circulating water bin is arranged in the middle of the circulating water pipe.
5. The water-chamber-cooled injection mold according to claim 4, characterized in that: a first inner pipe and a second inner pipe are arranged in the circulating water pipe, and a first water inlet pipe and a second water outlet pipe are externally connected to the middle position of the circulating water pipe; the first inner pipe is communicated with the first water inlet pipe, the connecting position of the first inner pipe and the first water inlet pipe is arranged in the circulating water bin, the second inner pipe is communicated with the second water outlet pipe, and the connecting position of the second inner pipe and the second water outlet pipe is arranged in the circulating water bin.
6. The water-chamber-cooled injection mold according to claim 4, characterized in that: the first inner pipe and the first water inlet pipe are L-shaped, and the second inner pipe and the second water outlet pipe are L-shaped.
7. The water-chamber-cooled injection mold according to claim 1, characterized in that: and fixing pins are arranged among the movable die holder, the movable template and the cushion block.
8. The water-chamber-cooled injection mold according to claim 1, characterized in that: the inside of push-and-pull board is equipped with locating plate and fixed plate, and the root of thimble passes through the fixed plate to be fixed on the locating plate.
9. The water-chamber-cooled injection mold according to claim 1, characterized in that: the four corners of the water chamber are provided with bending parts.
10. The water-chamber-cooled injection mold according to claim 1, characterized in that: a panel is arranged between the fixed die plate and the fixed die base; the guide post passes through the panel, and the runner passes through the panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120840211.1U CN215095256U (en) | 2021-04-23 | 2021-04-23 | Water chamber cooling type injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120840211.1U CN215095256U (en) | 2021-04-23 | 2021-04-23 | Water chamber cooling type injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215095256U true CN215095256U (en) | 2021-12-10 |
Family
ID=79271170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120840211.1U Active CN215095256U (en) | 2021-04-23 | 2021-04-23 | Water chamber cooling type injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215095256U (en) |
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2021
- 2021-04-23 CN CN202120840211.1U patent/CN215095256U/en active Active
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