CN210999779U - Compression mould - Google Patents
Compression mould Download PDFInfo
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- CN210999779U CN210999779U CN201921743299.4U CN201921743299U CN210999779U CN 210999779 U CN210999779 U CN 210999779U CN 201921743299 U CN201921743299 U CN 201921743299U CN 210999779 U CN210999779 U CN 210999779U
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Abstract
A compression mold comprises a female mold core and a male mold core. The female die core is provided with a female die end face, the female die end face is provided with a die groove, the die groove is provided with a groove bottom and at least one groove wall extending from the edge of the groove bottom to the female die end face, and an included angle between each groove wall of the at least one groove wall and the groove bottom is an obtuse angle. The male mold core is provided with a male mold end face which is constructed to form a first preset gap with the female mold end face when the mold is compressed and injected with materials and to be attached to the female mold end face when the mold is compressed and the materials are compressed. And the male die end face is provided with a die bulge extending towards the die cavity, and the die bulge is provided with a bulge top and at least one bulge wall which extends from the edge of the bulge top to the male die end face and is in one-to-one correspondence with at least one slot wall. And each raised wall of the at least one raised wall is configured to be parallel to the corresponding groove wall and to form a second predetermined gap with the corresponding groove wall when the mold is compressed with the injected material and to conform to the corresponding groove wall when the mold is compressed with the injected material. The compression mould has simple structure.
Description
Technical Field
The utility model relates to the technical field of mold, in particular to compression mold.
Background
The compression mould is a tool for manufacturing a formed part, when the compression mould works, materials are injected into a forming cavity limited between the male mould core and the female mould core, then the volume of the forming cavity is reduced to compress the materials, the mould is opened after a period of time, and the formed part is taken out. However, the existing compression mold has a complicated structure.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been made in order to provide a compression mold that overcomes or at least partially solves the above problems.
An object of the utility model is to provide a simple structure's compression mould.
The utility model provides a compression mould, include: the female die core is provided with a female die end face, the female die end face is provided with a die cavity, the die cavity is provided with a groove bottom and at least one groove wall extending from the edge of the groove bottom to the female die end face, and an included angle between each groove wall of the at least one groove wall and the groove bottom is an obtuse angle; the male die core is arranged on one side of the female die core, which is provided with the female die end face, the male die core is provided with a male die end face corresponding to the female die end face, and the male die end face is structured to form a first preset gap with the female die end face when the compression die is used for injecting materials and to be attached to the female die end face when the compression die is used for compressing the materials; the male die end surface is provided with a die bulge extending towards the die cavity, the die bulge is provided with a convex top and at least one convex wall which extends towards the male die end surface from the edge of the convex top and corresponds to the at least one groove wall one by one, and the part of the at least one groove wall between the groove bottom and the convex top, the groove bottom and the convex top limit a forming cavity of the compression die; and each raised wall of the at least one raised wall is configured to be parallel to the corresponding groove wall and to form a second predetermined gap with the corresponding groove wall when the compression mold is injected with material and to conform to the corresponding groove wall when the compression mold compresses the material.
Optionally, the first predetermined gap is 0.1 mm to 0.3 mm.
Optionally, the second predetermined gap is 0.008 mm to 0.012 mm.
Optionally, the molding cavity is configured such that a dimension in an arrangement direction of the cavity insert and the core insert is smaller than a dimension in a perpendicular direction to the arrangement direction of the cavity insert and the core insert when the compression mold compresses the material.
Optionally, the method further comprises: the female die core is fixed at one end, facing the male die core, of the female die plate body; the male die plate comprises a male die plate body, and the male die core is fixed at one end, facing the female die core, of the male die plate body.
Optionally, the method further comprises: one end of each square iron of the two square irons is fixedly connected with one end of the male template body, which is far away from the female die core; and the male die fixing plate is fixedly connected with the other end of each square iron of the two square irons.
Optionally, the male die fixing plate, the two square irons and the male die plate body define an accommodating space; and the compression mold further comprises: and the ejection mechanism is arranged in the accommodating space and can move along the arrangement direction of the female die core and the male die core so as to enable a formed part made by the compression die to be separated from the compression die after the compression die is opened.
Optionally, the method further comprises: the female die fixing plate is fixedly connected with the other end of the female die plate body and is provided with a filling port; and the female die fixing plate, the female die plate body and the female die core are all provided with injection molding runners so as to convey the material injected from the injection port to the molding cavity.
Optionally, the method further comprises: the female template bolt is arranged on the side surface of the female template body; the male template bolt is arranged on the side surface of the male template body, and the side surface of the female template body corresponds to the side surface of the male template body; and the connecting rod is provided with a female template bolt hole corresponding to the female template bolt and a male template bolt hole corresponding to the male template bolt.
Optionally, the cavity core is provided with a cavity core cooling flow passage, the core is provided with a core cooling flow passage, and the cavity core cooling flow passage and the core cooling flow passage are configured to introduce external cooling liquid when the compression mold compresses the material, so as to cool the cavity core and the core.
The utility model provides a compression mould, compression mould include cavity in the mother and core mould benevolence. The female die core is provided with a female die end face, the female die end face is provided with a die groove, the die groove is provided with a groove bottom and at least one groove wall extending from the edge of the groove bottom to the female die end face, and an included angle between each groove wall of the at least one groove wall and the groove bottom is an obtuse angle. The male mold core is arranged on one side of the female mold core with the female mold end face, the male mold core is provided with a male mold end face corresponding to the female mold end face, and the male mold end face is constructed to form a first preset gap with the female mold end face when the mold is compressed and injected with materials and to be attached to the female mold end face when the mold is compressed and compressed with the materials. And the male die end surface is provided with a die bulge extending towards the die cavity, the die bulge is provided with a bulge top and at least one bulge wall which extends towards the male die end surface from the edge of the bulge top and is in one-to-one correspondence with at least one slot wall, and the part of the at least one slot wall between the slot bottom and the bulge top, the slot bottom and the bulge top define a forming cavity of the compression die. And each raised wall of the at least one raised wall is configured to be parallel to the corresponding groove wall and to form a second predetermined gap with the corresponding groove wall when the mold is compressed with the injected material and to conform to the corresponding groove wall when the mold is compressed with the injected material. According to the compression mold, the shapes of the male mold end face of the male mold core and the female mold end face of the female mold core are improved, so that the function of compressing materials is realized, and the structure of the compression mold is simplified.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a cross-sectional view of a compression mold as it is being injected with material according to one embodiment of the present invention;
fig. 2 is a cross-sectional view of a compression mold as it compresses a material according to one embodiment of the present invention.
Detailed Description
The present embodiment provides a compression mold 10, and fig. 1 is a sectional view of the compression mold 10 when being injected with a material according to an embodiment of the present invention. Fig. 2 is a cross-sectional view of the compression mold 10 in compressing a material according to an embodiment of the present invention (wherein the connecting rod 930 is omitted from the structure shown in fig. 2).
The compression mold 10 includes a cavity insert 100 and a core insert 200.
The cavity insert 100 has a cavity end face 110, the cavity end face 110 has a cavity 120, the cavity 120 has a groove bottom 121 and at least one groove wall 122 extending from an edge of the groove bottom 121 to the cavity end face 110, an included angle between each groove wall 122 of the at least one groove wall 122 and the groove bottom 121 is an obtuse angle (in some embodiments, the at least one groove wall 122 may be a plurality of planar groove walls 122, and an included angle between each groove wall 122 and the groove bottom 121 is an obtuse angle; in other embodiments, the at least one groove wall 122 may be a curved groove wall 122, and an extending direction of each section of the groove wall 122 and the groove bottom 121 are an obtuse angle).
The core insert 200 is disposed on one side of the cavity insert 100 having the cavity end surface 110, the core insert 200 has a core end surface 210 corresponding to the cavity end surface 110, and the core end surface 210 is configured to form a first predetermined gap with the cavity end surface 110 when the mold 10 is compressed and to be attached to the cavity end surface 110 when the mold 10 is compressed and the material is injected.
And the male die end surface 210 has a die protrusion 220 extending toward the die cavity 120, the die protrusion 220 has a protrusion top 221 and at least one protrusion wall 222 extending from the edge of the protrusion top 221 toward the male die end surface 210, corresponding to at least one of the slot walls 122, one to one, and the portion of the at least one slot wall 122 located between the slot bottom 121 and the protrusion top 221, the slot bottom 121, and the protrusion top 221 define a molding cavity 223 of the compression die 10.
And each raised wall 222 of the at least one raised wall 222 is configured to be parallel to the corresponding groove wall 122 and to form a second predetermined gap with the corresponding groove wall 122 when the mold 10 is compressed to inject the material, and to conform to the corresponding groove wall 122 when the mold 10 is compressed to compress the material.
The compression mold 10 realizes the function of compressing the material by improving the shapes of the male mold end 210 of the male mold core 200 and the female mold end 110 of the female mold core 100, and simplifies the structure of the compression mold 10. Such a compression mold 10 has a large volume of the molding cavity 223 when the material is injected, and thus does not require a large injection pressure. Furthermore, the volume of the molded article produced by the compression mold 10 can be expected, and the molded article does not have appearance problems such as warpage and shrinkage.
In some embodiments, the first preset gap may be 0.1 mm to 0.3 mm, for example, the first preset gap may be 0.1 mm, 0.2 mm, 0.3 mm, etc., and preferably, the first preset gap may be 0.2 mm. The first predetermined gap having such a size allows the compression mold 10 to have a better compression effect on the material.
In some embodiments, the second preset gap may be 0.008 mm to 0.012 mm, for example, the second preset gap may be 0.008 mm, 0.01 mm, 0.012 mm, and the like, and preferably, the second preset gap may be 0.01 mm. The second predetermined gap having such a size not only provides a space for the relative movement between the cavity insert 100 and the core insert 200, thereby ensuring the normal operation of the compression mold 10, but also preventing the material from flowing out of the molding cavity 223.
The molding cavity 223 may be configured such that a dimension in an arrangement direction of the cavity 100 and the core 200 is smaller than a dimension in a perpendicular direction to the arrangement direction of the cavity 100 and the core 200 when the compression mold 10 compresses the material.
That is, the compression mold 10 is preferably used to manufacture a thin-walled plate-like molded article, in which the molded article is a thin-walled plate-like material.
In some embodiments, the compression mold 10 may further include a female mold plate body 300 and a male mold plate body 400. The cavity 100 is fixed to an end of the cavity plate body 300 facing the core 200, and the core 200 is fixed to an end of the core plate body 400 facing the cavity 100.
The compression mold 10 may further include two square irons 500 and a male mold fixing plate 600, wherein one end of each square iron 500 of the two square irons 500 is fixedly connected with one end of the male mold plate body 400 departing from the cavity 100. The male mold fixing plate 600 is fixedly connected to the other end of each square iron 500 of the two square irons 500 to be fixed to the male mold body 400 through the square iron 500.
The male mold fixing plate 600, the two square irons 500, and the male mold plate body 400 define an accommodating space 610. The compression mold 10 further includes an ejection mechanism 700, wherein the ejection mechanism 700 is disposed in the accommodating space 610 and configured to move along the arrangement direction of the cavity 100 and the core 200 so as to release the molded part made by the compression mold 10 from the compression mold 10 after the compression mold 10 is opened. Thereby improving the efficiency of the compression mold 10 in preparing the molded part and making the compression mold 10 more intelligent.
The compression mold 10 may further include a female mold fixing plate 800, the female mold fixing plate 800 is fixedly connected to the other end of the female mold plate body 300, and the female mold fixing plate 800 is provided with an injection port 810. And the female mold fixing plate 800, the female mold plate body 300, and the female mold insert 100 are provided with injection molding runners for transferring the material injected from the injection port 810 to the molding cavity 223.
The female mold plate bolts 910 are disposed on the side of the female mold plate body 300, the male mold plate bolts 920 are disposed on the side of the male mold plate body 400, and the side of the female mold plate body 300 corresponds to the side of the male mold plate body 400. The connecting rod 930 has female plate bolt holes corresponding to the female plate bolts 910 and male plate bolt holes corresponding to the male plate bolts 920.
Due to the arrangement mode, separation of all parts can be avoided through the connecting rods 930 in the non-working process of compression mold 10 transportation and the like, and the use experience is improved.
The cavity insert 100 may further have a cavity insert cooling flow passage (not shown), the core insert 200 has a core insert cooling flow passage (not shown), and the cavity insert cooling flow passage and the core insert cooling flow passage are configured to introduce an external cooling liquid when the compression mold 10 compresses the material, so as to cool the cavity insert 100 and the core insert 200. The cooling liquid may be cooling water. The cavity cooling channel and the core cooling channel can accelerate the production of the formed part, and improve the working efficiency of the compression mold 10.
When the compression mold 10 of the embodiment works, a first preset gap is formed between the male mold end surface 210 and the female mold end surface 110 of the compression mold 10 under the action of the machine, a second preset gap is formed between each of the protruding walls 222 of at least one of the protruding walls 222 and the corresponding groove wall 122, and then the material is injected into the molding cavity 223 through the injection molding machine. When the compression mold 10 compresses the material, the compression mold 10 may be configured such that the male mold end 210 is attached to the female mold end 110 under the action of the machine, each protruding wall 222 of the at least one protruding wall 222 is attached to the corresponding groove wall 122 to compress the material by reducing the volume of the molding cavity 223, and after the compression is maintained for a period of time, for example, after the compression is maintained for 0.5 second, the male mold core 200 is separated from the female mold core 100 under the action of the machine, and finally the molded part is ejected under the action of the ejection mechanism 700.
The present embodiment provides a compression mold 10, wherein the compression mold 10 includes a cavity insert 100 and a core insert 200. The cavity insert 100 has a cavity end face 110, the cavity end face 110 has a cavity 120, the cavity 120 has a groove bottom 121 and at least one groove wall 122 extending from an edge of the groove bottom 121 to the cavity end face 110, and an included angle between each groove wall 122 of the at least one groove wall 122 and the groove bottom 121 is an obtuse angle. The core insert 200 is disposed on one side of the cavity insert 100 having the cavity end surface 110, the core insert 200 has a core end surface 210 corresponding to the cavity end surface 110, and the core end surface 210 is configured to form a first predetermined gap with the cavity end surface 110 when the mold 10 is compressed and to be attached to the cavity end surface 110 when the mold 10 is compressed and the material is injected. And the male die end surface 210 has a die protrusion 220 extending toward the die cavity 120, the die protrusion 220 has a protrusion top 221 and at least one protrusion wall 222 extending from the edge of the protrusion top 221 toward the male die end surface 210, corresponding to at least one of the slot walls 122, one to one, and the portion of the at least one slot wall 122 located between the slot bottom 121 and the protrusion top 221, the slot bottom 121, and the protrusion top 221 define a molding cavity 223 of the compression die 10. And each raised wall 222 of the at least one raised wall 222 is configured to be parallel to the corresponding groove wall 122 and to form a second predetermined gap with the corresponding groove wall 122 when the compression mold 10 is injected with material and to conform to the corresponding groove wall 122 when the compression mold 10 compresses the material.
In some embodiments, after the compression mold 10 is closed, an end of each groove wall 122 of the at least one groove wall 122 adjacent to the cavity end surface 110 and an end of the corresponding protrusion wall 222 adjacent to the core end surface 210 are aligned along the arrangement direction of the cavity 100 and the core 200 to facilitate relative movement between the cavity 100 and the core 200.
The compression mold 10 realizes the function of compressing the material by improving the shapes of the male mold end 210 of the male mold core 200 and the female mold end 110 of the female mold core 100, and simplifies the structure of the compression mold 10. Such a compression mold 10 has a large volume of the molding cavity 223 when the material is injected, and thus does not require a large injection pressure. Furthermore, the volume of the molded article produced by the compression mold 10 can be expected, and the molded article does not have appearance problems such as warpage and shrinkage.
Since the volume and shape of the molded product produced by the compression mold 10 of the present embodiment can achieve the desired effect, the compression mold 10 of the present embodiment can ensure the effect of the optical component (such as an optical lens) when used for producing the optical component.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. A compression mold, comprising:
the female die core is provided with a female die end face, the female die end face is provided with a die cavity, the die cavity is provided with a groove bottom and at least one groove wall extending from the edge of the groove bottom to the female die end face, and an included angle between each groove wall of the at least one groove wall and the groove bottom is an obtuse angle;
the male die core is arranged on one side of the female die core, which is provided with the female die end face, the male die core is provided with a male die end face corresponding to the female die end face, and the male die end face is structured to form a first preset gap with the female die end face when the compression die is used for injecting materials and to be attached to the female die end face when the compression die is used for compressing the materials; and is
The male die end surface is provided with a die bulge extending towards the die cavity, the die bulge is provided with a convex top and at least one convex wall which extends from the edge of the convex top to the male die end surface and corresponds to the at least one groove wall one by one, and the part of the at least one groove wall between the groove bottom and the convex top, the groove bottom and the convex top limit a forming cavity of the compression die; and is
Each raised wall of the at least one raised wall is configured to be parallel to the corresponding groove wall and to form a second predetermined gap with the corresponding groove wall when the compression mold is injected with material and to conform to the corresponding groove wall when the compression mold compresses the material.
2. The compression mold of claim 1,
the first predetermined gap is 0.1 mm to 0.3 mm.
3. The compression mold of claim 2,
the second predetermined gap is 0.008 mm to 0.012 mm.
4. The compression mold of claim 1,
the molding cavity is configured such that a dimension in an arrangement direction of the cavity insert and the core insert is smaller than a dimension in a perpendicular direction to the arrangement direction of the cavity insert and the core insert when the compression mold compresses the material.
5. The compression mold of claim 1, further comprising:
the female die core is fixed at one end, facing the male die core, of the female die plate body;
the male die plate comprises a male die plate body, and the male die core is fixed at one end, facing the female die core, of the male die plate body.
6. The compression mold of claim 5, further comprising:
one end of each square iron of the two square irons is fixedly connected with one end of the male template body, which is far away from the female die core;
and the male die fixing plate is fixedly connected with the other end of each square iron of the two square irons.
7. The compression mold of claim 6,
the male die fixing plate, the two square irons and the male die plate body define an accommodating space; and the compression mold further comprises:
and the ejection mechanism is arranged in the accommodating space and can move along the arrangement direction of the female die core and the male die core so as to enable a formed part made by the compression die to be separated from the compression die after the compression die is opened.
8. The compression mold of claim 5, further comprising:
the female die fixing plate is fixedly connected with the other end of the female die plate body and is provided with a filling port; and is
And the female die fixing plate, the female die plate body and the female die core are all provided with injection molding runners so as to convey the material injected from the injection port to the molding cavity.
9. The compression mold of claim 5, further comprising:
the female template bolt is arranged on the side surface of the female template body;
the male template bolt is arranged on the side surface of the male template body, and the side surface of the female template body corresponds to the side surface of the male template body;
and the connecting rod is provided with a female template bolt hole corresponding to the female template bolt and a male template bolt hole corresponding to the male template bolt.
10. The compression mold of claim 1,
the cavity core is provided with a cavity core cooling flow passage, the core is provided with a core cooling flow passage, and the cavity core cooling flow passage and the core cooling flow passage are structured to introduce external cooling liquid when the compression mold compresses the material so as to cool the cavity core and the core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921743299.4U CN210999779U (en) | 2019-10-17 | 2019-10-17 | Compression mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921743299.4U CN210999779U (en) | 2019-10-17 | 2019-10-17 | Compression mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210999779U true CN210999779U (en) | 2020-07-14 |
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ID=71497689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921743299.4U Active CN210999779U (en) | 2019-10-17 | 2019-10-17 | Compression mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210999779U (en) |
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2019
- 2019-10-17 CN CN201921743299.4U patent/CN210999779U/en active Active
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