CN214353718U - Soft mould atmospheric pressure mould - Google Patents
Soft mould atmospheric pressure mould Download PDFInfo
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- CN214353718U CN214353718U CN202022550370.6U CN202022550370U CN214353718U CN 214353718 U CN214353718 U CN 214353718U CN 202022550370 U CN202022550370 U CN 202022550370U CN 214353718 U CN214353718 U CN 214353718U
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Abstract
A soft mold air pressure mold comprises a lower mold, a positioning pin, a soft mold, an upper mold and an upper mold base; the lower die is provided with a lower die pin hole and a female die; the upper die is provided with an upper die pin hole and an upper die air flue, and the side surface of the upper die is provided with an air hole communicated with the upper die air flue; the upper die base is provided with an upper die base pin hole; the soft mold (4) is sleeved below the upper mold and is positioned below the upper mold air passage; then placing the upper die above the lower die; then, placing a workpiece between the lower die and the upper die; then placing the upper die base above the upper die; and finally, the lower die pin hole, the upper die pin hole and the upper die base pin hole are sleeved with the positioning pins, so that the lower die, the upper die and the upper die base are fixedly connected. The beneficial effects of the utility model reside in that: the workpiece is stressed uniformly during pressing, and the quality of a pressed finished product is improved.
Description
Technical Field
The utility model relates to the technical field of mold, concretely relates to soft mode atmospheric pressure mould.
Background
The current production manufacturing increasingly uses moulds to guarantee the quality of the finished product and to increase productivity.
Among these, the applicant has found that when a product of a resin material is produced, the use of conventional processes and tools results in a pressed product with uneven distribution of resin, even bubbles, and failure to produce a satisfactory product.
In view of the above, it is highly desirable to develop a soft mold pneumatic mold with good pressing quality.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of above-mentioned technical problem to a certain extent at least.
Therefore, the utility model aims to provide a soft mode atmospheric pressure mould, suppression is of high quality.
In order to achieve the purpose, the embodiment of the utility model discloses a soft mold air pressure mold, which comprises a lower mold (1), a positioning pin (3), a soft mold (4), an upper mold (5) and an upper mold base (7); wherein the lower die (1) is provided with a lower die pin hole (11) and a female die (12); the upper die (5) is provided with an upper die pin hole (51) and an upper die air passage (52), and the side surface of the upper die (5) is provided with an air hole (53) communicated with the upper die air passage (52); the upper die holder (7) is provided with an upper die holder pin hole (71); the soft mold (4) is sleeved below the upper mold (5), and the soft mold (4) is positioned below the upper mold air passage (52); then placing the upper die (5) above the lower die (1); then, a workpiece (2) is placed between the lower die (1) and the upper die (5); then placing the upper die holder (7) above the upper die (5); and finally, the positioning pin (3) is sleeved in the lower die pin hole (11), the upper die pin hole (51) and the upper die base pin hole (71), so that the lower die (1), the upper die (5) and the upper die base (7) are fixedly connected.
In addition, according to the utility model discloses above-mentioned technical scheme's soft mould atmospheric pressure mould can also have following additional technical characterstic:
optionally, the soft mold (4) is made of silica gel.
Optionally, the upper die (5) is further provided with a male die (54), and the soft die (4) is sleeved with the male die (54).
Optionally, the punch (54) is provided with one or more punch air holes (541).
Optionally, when the number of the punch air holes (541) is multiple, the multiple punch air holes (541) are uniformly distributed.
Optionally, a sealing ring (6) is further included; and a sealing ring groove (72) is formed in the lower end face of the upper die base (7), and the sealing ring (6) is embedded in the sealing ring groove (72).
Optionally, an upper die holder air passage (73) is further arranged on the lower end surface of the upper die holder (7); and the upper die base air passage (73) is used for communicating the upper die base air passage (52) with the upper die base air passage (73) when the upper die (5) is fixedly connected with the upper die base (7).
Optionally, the lower die (1) is further provided with a glue leakage hole (13) and a glue leakage groove (14) which are communicated with each other; the glue leakage groove (14) is communicated with the female die (12).
The beneficial effects of the utility model reside in that: 1. the stress of the workpiece is uniform during pressing; 2. the quality of the pressed finished product is improved.
Drawings
Fig. 1 is an exploded view of a soft mold pneumatic mold according to an embodiment of the present invention.
Fig. 2 is a perspective view of a soft mold pneumatic mold according to another embodiment of the present invention.
Fig. 3 is a front view of a soft mold pneumatic mold according to another embodiment of the present invention.
Fig. 4 is a sectional view taken along the line a-a of a soft mold pneumatic mold according to another embodiment of the present invention.
Fig. 5 is a left side view of a soft mold pneumatic mold according to another embodiment of the present invention.
Fig. 6 is a three-view diagram of an upper mold of a soft mold pneumatic mold according to another embodiment of the present invention.
Fig. 7 is a bottom view of an upper die base of a soft mold pneumatic die according to another embodiment of the present invention.
Reference numerals:
1-lower die, 11-lower die pin hole, 12-female die, 13-glue leaking hole, 14-glue leaking groove, 2-workpiece, 3-positioning pin, 4-soft die, 5-upper die, 51-upper die pin hole, 52-upper die air passage, 53-air hole, 54-male die, 541-male die air hole, 6-sealing ring, 7-upper die base, 71-upper die base pin hole, 72-sealing ring groove, 73-upper die base air passage.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or components/elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The soft mold air pressure mold according to the embodiment of the present invention is described below with reference to the drawings.
Fig. 1 is an exploded view of a soft mold air pressure mold according to an embodiment of the present invention, and fig. 2 is a perspective view of a soft mold air pressure mold according to another embodiment of the present invention. As shown in fig. 1-2: the soft mold air pressure mold comprises a lower mold 1, a positioning pin 3, a soft mold 4, an upper mold 5 and an upper mold base 7; wherein, the lower die 1 is provided with a lower die pin hole 11 and a female die 12; the upper die 5 is provided with an upper die pin hole 51 and an upper die air flue 52, and the side surface of the upper die 5 is provided with an air hole 53 communicated with the upper die air flue 52; the upper die holder 7 is provided with an upper die holder pin hole 71; the soft mold 4 is sleeved below the upper mold 5, and the soft mold 4 is positioned below the upper mold air flue 52; then the upper die 5 is placed above the lower die 1; then the workpiece 2 is placed between the lower die 1 and the upper die 5; then, the upper die holder 7 is placed above the upper die 5; finally, the positioning pins 3 are sleeved in the lower die pin holes 11, the upper die pin holes 51 and the upper die base pin holes 71, so that the lower die 1, the upper die 5 and the upper die base 7 are fixedly connected.
According to the utility model discloses an embodiment, the material of soft mould 4 is silica gel.
Specifically, the utility model discloses a soft mode atmospheric pressure mould is used for carrying out the compression moulding to resin material's work piece 2. When the prepressing device is used, a workpiece 2 is placed between the upper die 5 and the lower die 1, and the upper die 5 is closed to prepress the workpiece 2. Then according to the steps shown in the figure 1, the soft mold air pressure mold is placed into a mold pressing device to be closed, high-pressure air is introduced into the air hole 53 of the upper mold 5, and the temperature is raised to the temperature for melting the resin; the high-pressure air gives a downward pressure to the soft mold 4 through the upper mold gas passage 52, thereby pressing the soft mold 4 and the female mold 12 to mold the resin. Use the utility model discloses a soft mould atmospheric pressure mould is owing to utilize the atmospheric pressure that equals in the last mould air flue 52 to suppress rather than traditional mechanical force suppression to the public mould of suppression is the soft mould of silica gel, can make work piece 2 atress more even, and the suppression quality improves.
According to the utility model discloses a soft mould atmospheric pressure mould uses the soft mould of silica gel to suppress the work piece to pressure when making the suppression through atmospheric pressure is even, thereby improves the suppression quality, because the inhomogeneous and various shaping quality problems that lead to of atress when having avoided the die suppression, solves the accumulational problem of work piece characteristic abrupt change position material, makes work piece shaping thickness keep unanimous.
Fig. 6 is a three-view diagram of an upper mold of a soft mold pneumatic mold according to another embodiment of the present invention. As shown in fig. 6, the upper die 5 is further provided with a punch 54, and the soft die 4 is fitted with the punch 54.
Specifically, the male die with the corresponding shape of the soft die 4 is arranged on the upper die 5, so that the upper die 5 is matched with the soft die 4 more closely, the soft die 4 deforms less when the air pressure is applied, and the forming quality is improved.
It should be noted that fig. 3 is a front view of a soft mold air pressure mold according to another embodiment of the present invention, and fig. 4 is an a-a sectional view of the soft mold air pressure mold according to another embodiment of the present invention. When the upper mold 5 is provided with the punch 54, as shown in fig. 3-4, if the punch 54 has a plurality of raised structures, the upper mold gas passage 52 needs to communicate with all the raised structures to ensure uniform pressure provided by the punch 54.
According to one embodiment of the present invention, the punch 54 is provided with one or more punch air holes 541.
According to an embodiment of the present invention, when the plurality of the punch air holes 541 are provided, the plurality of the punch air holes 541 are uniformly distributed.
Specifically, as shown in fig. 6, when the structure of the male mold 54 is very complex, it is difficult to ensure that the pressure transmitted from the male mold 54 to the soft mold 4 is uniform, the male mold 54 may be provided with air holes 541, so that the high-pressure air directly applies pressure to the working portion of the soft mold 4, the problem of non-uniform stress caused by the pressure transmitted through the upper mold 5 may be avoided, the stress of the soft mold 4 may be uniform, and the molding quality may be improved.
Fig. 7 is a bottom view of an upper die base of a soft mold pneumatic die according to another embodiment of the present invention. As shown in fig. 7, another embodiment of the present invention provides a soft mold pneumatic mold further comprising a sealing ring 6; the lower end face of the upper die holder 7 is provided with a sealing ring groove 72, and the sealing ring 6 is embedded in the sealing ring groove 72.
Specifically, the airtightness can be increased between the upper die 5 and the upper die base 7 with the seal ring 6. Wherein, a sealing ring groove 72 can be arranged at the upper die holder 7, then the sealing ring 6 is embedded in the sealing ring groove 72, the sealing ring 6 slightly protrudes, and when the die is closed, the protruding sealing ring 6 is pressed, so that the upper die 5 and the upper die holder 7 are airtight.
According to an embodiment of the present invention, the lower end surface of the upper die base 7 is further provided with an upper die base air passage 73; when the upper die 5 and the upper die 7 are fixedly connected, the upper die seat air passage 73 is communicated with the upper die air passage 52.
Specifically, as shown in fig. 7, the upper die holder air passage 73 communicates with the upper die air passage 52, ensuring that the air pressure in the upper die air passage 52 is equal.
Fig. 5 is a left side view of a soft mold pneumatic mold according to another embodiment of the present invention. As shown in fig. 5, the lower die 1 is further provided with a glue leakage hole 13 and a glue leakage groove 14 which are communicated with each other; the glue leakage groove 14 is communicated with the female die 12.
Specifically, when pressing a resin work, excess glue can be discharged through the glue leakage groove 14 and the glue leakage hole 13.
The above-mentioned embodiment is the utility model discloses the implementation of preferred, in addition, the utility model discloses can also realize by other modes, not deviating from the utility model discloses any obvious replacement is all within the protection scope under the prerequisite of design.
Claims (8)
1. A soft mold air pressure mold is characterized by comprising a lower mold (1), a positioning pin (3), a soft mold (4), an upper mold (5) and an upper mold base (7);
wherein the lower die (1) is provided with a lower die pin hole (11) and a female die (12);
the upper die (5) is provided with an upper die pin hole (51) and an upper die air passage (52), and the side surface of the upper die (5) is provided with an air hole (53) communicated with the upper die air passage (52);
the upper die holder (7) is provided with an upper die holder pin hole (71);
the soft mold (4) is sleeved below the upper mold (5), and the soft mold (4) is positioned below the upper mold air passage (52); then placing the upper die (5) above the lower die (1); then, a workpiece (2) is placed between the lower die (1) and the upper die (5); then placing the upper die holder (7) above the upper die (5); and finally, the positioning pin (3) is sleeved in the lower die pin hole (11), the upper die pin hole (51) and the upper die base pin hole (71), so that the lower die (1), the upper die (5) and the upper die base (7) are fixedly connected.
2. The soft-mold pneumatic mold as claimed in claim 1, wherein: the soft mold (4) is made of silica gel.
3. The soft-mold pneumatic mold as claimed in claim 1, wherein: the upper die (5) is further provided with a male die (54), and the soft die (4) is sleeved with the male die (54).
4. A soft-mold pneumatic mold as in claim 3, wherein: one or more punch air holes (541) are formed in the punch (54).
5. The soft-mold pneumatic mold as claimed in claim 4, wherein: when the number of the male die air holes (541) is multiple, the multiple male die air holes (541) are uniformly distributed.
6. The soft-mold pneumatic mold as claimed in claim 1, wherein: the sealing ring (6) is also included; and a sealing ring groove (72) is formed in the lower end face of the upper die base (7), and the sealing ring (6) is embedded in the sealing ring groove (72).
7. The soft-mold pneumatic mold as claimed in claim 1, wherein: the lower end surface of the upper die holder (7) is also provided with an upper die holder air passage (73); and the upper die base air passage (73) is used for communicating the upper die base air passage (52) with the upper die base air passage (73) when the upper die (5) is fixedly connected with the upper die base (7).
8. The soft-mold pneumatic mold as claimed in claim 1, wherein: the lower die (1) is also provided with a glue leakage hole (13) and a glue leakage groove (14) which are communicated with each other; the glue leakage groove (14) is communicated with the female die (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022550370.6U CN214353718U (en) | 2020-11-06 | 2020-11-06 | Soft mould atmospheric pressure mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022550370.6U CN214353718U (en) | 2020-11-06 | 2020-11-06 | Soft mould atmospheric pressure mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214353718U true CN214353718U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022550370.6U Active CN214353718U (en) | 2020-11-06 | 2020-11-06 | Soft mould atmospheric pressure mould |
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| CN (1) | CN214353718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117680679A (en) * | 2023-12-12 | 2024-03-12 | 盐城市锐金磨料磨具有限公司 | Powder metallurgy part stamping die |
-
2020
- 2020-11-06 CN CN202022550370.6U patent/CN214353718U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117680679A (en) * | 2023-12-12 | 2024-03-12 | 盐城市锐金磨料磨具有限公司 | Powder metallurgy part stamping die |
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