CN216884974U - Quick ejecting device for forming machine - Google Patents
Quick ejecting device for forming machine Download PDFInfo
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- CN216884974U CN216884974U CN202123201399.4U CN202123201399U CN216884974U CN 216884974 U CN216884974 U CN 216884974U CN 202123201399 U CN202123201399 U CN 202123201399U CN 216884974 U CN216884974 U CN 216884974U
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Abstract
The utility model discloses a quick ejection device for a molding machine, which comprises a fixed die and a movable die, wherein a movable sleeve is movably arranged on the surface of the movable die, a guide hole is formed in the side surface of the fixed die, a die cavity is formed in the side surface of the fixed die, a mounting groove is formed in the side surface of the fixed die, and a jacking assembly is embedded in the inner wall of the die cavity; and a jacking cylinder is fixedly arranged in the fixed die. In the scheme, in the process of taking out a finished product, because the diameter of some ejection rods is larger in order to protect the integrity of the finished product, the ejection rods are likely to be stuck on the finished product, and are also stuck on the ejection rods after ejection, so that blanking failure is caused, and at the moment, the existing ejection cylinder drives the connecting rod to integrally eject the finished product and simultaneously rotate through the connection of the movable plate, so that the finished product can be prevented from being stuck on the ejection rods after ejection; the fastening assembly provides extra fastening force when the mold is closed, so that the phenomenon that a gap is generated between the fixed mold and the movable mold in the injection molding process is prevented.
Description
Technical Field
The utility model relates to the technical field of forming machines, in particular to a quick ejection device for a forming machine.
Background
The injection molding machine is a general name of molding equipment in production, and comprises an injection molding machine, a carton molding machine, a stamping forming machine and the like, wherein the injection molding machine adopts the working principle of a technological process that plasticized plastic in a molten state is injected into a closed mold cavity by means of the thrust of a screw, and a product is obtained after solidification and molding.
At present, a solidified finished product needs to be taken out in the using process of a forming machine, but in the taking-out process of the finished product, because the diameter of some ejector rods is larger in order to protect the integrity of the finished product, the ejector rods can be possibly stuck on the finished product, and the ejector rods are stuck to the ejector rods after being ejected, so that the blanking failure is caused; in addition, during the process of injecting the plastic into the mold cavity, the pressure in the mold cavity is high, which may cause a gap between the fixed mold and the movable mold, and affect the quality of the finished product.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects in the prior art, an embodiment of the present invention provides a quick ejection device for a molding machine, so as to solve the problem that in the process of taking out a finished product, some ejection rods may be stuck to the finished product due to a large diameter of the ejection rods in order to protect the integrity of the finished product, and the ejection rods are stuck to the ejection rods after ejection, which results in a failure of blanking.
In order to solve the technical problems, the utility model provides the following technical scheme: a quick ejection device for a molding machine comprises a fixed die and a movable die, wherein a movable sleeve is movably mounted on the surface of the movable die, a guide hole is formed in the side surface of the fixed die, a die cavity is formed in the side surface of the fixed die, a mounting groove is formed in the side surface of the fixed die, and an ejection assembly is embedded in the inner wall of the die cavity;
the fixed die is characterized in that a jacking cylinder is fixedly mounted inside the fixed die, a movable plate is fixedly sleeved on an output shaft of the jacking cylinder, and a mounting hole is formed in the surface of the movable plate.
The jacking assembly comprises a limiting column, a connecting rod is fixedly mounted on the side face of the limiting column, a fixing ring is fixedly mounted on the surface of the connecting rod, a half-way rotating body is fixedly mounted at one end of the connecting rod, and a mounting sleeve is sleeved on the surface of the half-way rotating body in a movable mode.
The connecting rod is movably sleeved inside the mounting hole, the mounting sleeve is fixedly mounted inside the fixed die, the inner wall of the mounting sleeve is fixedly provided with a convex column, the surface of the half-way rotating body is provided with a groove, and the convex column is matched with the groove in size.
The side surface of the movable sleeve is provided with a square groove, the movable die is movably arranged in the square groove, the peripheries of the movable die are fixedly provided with flanges, and the side surface of the movable die is fixedly provided with a guide pillar.
The side surface of the movable die is provided with a side groove, the top of the movable die is provided with a top groove, and a fastening component (13) is movably mounted in a combination body of the side groove and the top groove.
The fastening assembly comprises a connecting plate, a first inclined square block is fixedly mounted at the top of the connecting plate, a second inclined square block is fixedly mounted at one end of the connecting plate, and a reset spring is fixedly connected to the bottom of the connecting plate.
The reset spring is fixedly connected inside the side groove, and the size of the second inclined square block is matched with that of the mounting groove.
The technical scheme of the utility model has the following beneficial effects:
in the scheme, in the process of taking out a finished product, because the diameter of some ejection rods is larger in order to protect the integrity of the finished product, the ejection rods are likely to be stuck on the finished product, and are also stuck on the ejection rods after ejection, so that blanking failure is caused, and at the moment, the existing ejection cylinder drives the connecting rod to integrally eject the finished product and simultaneously rotate through the connection of the movable plate, so that the finished product can be prevented from being stuck on the ejection rods after ejection; in the above scheme, in the process of injecting plastics into the die cavity, pressure in the die cavity is great, can lead to producing the gap between cover half and the movable mould, influences finished product's quality, provides extra fastening force through fastening components when the compound die this moment, prevents to appear the phenomenon that produces the gap between cover half and the movable mould at the in-process of moulding plastics.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of the jacking assembly of the present invention;
FIG. 3 is a schematic view of the jacking assembly of the present invention;
FIG. 4 is a schematic view of the moving mold structure of the present invention;
fig. 5 is a schematic view of the fastener assembly of the present invention.
[ reference numerals ]
1. Fixing a mold; 2. moving the mold; 3. moving the sleeve; 4. a mold cavity; 5. mounting grooves; 6. jacking the assembly; 7. a movable plate; 8. mounting holes; 9. jacking up the cylinder; 10. a square groove; 11. flanging; 12. a guide post; 13. a fastening assembly; 61. a limiting column; 62. a connecting rod; 63. a fixing ring; 64. a half-way rotating body; 65. installing a sleeve; 131. a connecting plate; 132. a first inclined block; 133. a second oblique square block; 134. a return spring; 14. a side groove; 15. and (4) a top groove.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
The embodiment of the utility model provides a quick ejection device for a molding machine as shown in the attached drawings 1 to 5, which comprises a fixed die 1 and a movable die 2, wherein a movable sleeve 3 is movably arranged on the surface of the movable die 2, a guide hole is formed in the side surface of the fixed die 1, a die cavity 4 is formed in the side surface of the fixed die 1, an installation groove 5 is formed in the side surface of the fixed die 1, and an ejection assembly 6 is embedded and arranged on the inner wall of the die cavity 4;
the inner part of the fixed die 1 is fixedly provided with a jacking cylinder 9, an output shaft of the jacking cylinder 9 is fixedly sleeved with a movable plate 7, and the surface of the movable plate 7 is provided with a mounting hole 8.
As shown in fig. 2 to 3, the jacking assembly 6 includes a limiting post 61, a connecting rod 62 is fixedly mounted on a side surface of the limiting post 61, a fixing ring 63 is fixedly mounted on a surface of the connecting rod 62, a half-way rotating body 64 is fixedly mounted at one end of the connecting rod 62, a mounting sleeve 65 is movably sleeved on a surface of the half-way rotating body 64, the connecting rod 62 is movably sleeved inside the mounting hole 8, the mounting sleeve 65 is fixedly mounted inside the fixed die 1, a convex column is fixedly mounted on an inner wall of the mounting sleeve 65, a groove is formed in a surface of the half-way rotating body 64, and the convex column is matched with the groove in size;
specifically, during the mould separation, the output shaft of jacking cylinder 9 will drive fly leaf 7 ejecting to the left side to drive connecting rod 62 and half range rotator 64 with finished product jack-up, in the jack-up, because half range rotator 64 and the projection cooperation of installation cover 65 inner wall, can make half range rotator 64 rotatory, thereby avoid half range rotator 64 and finished product adhesion on the ejector pin again after ejecting.
As shown in fig. 4 to 5, a square groove 10 is formed in a side surface of the movable sleeve 3, the movable mold 2 is movably mounted inside the square groove 10, flanges 11 are fixedly mounted around the movable mold 2, a guide post 12 is fixedly mounted on a side surface of the movable mold 2, a side groove 14 is formed in a side surface of the movable mold 2, a top groove 15 is formed in a top portion of the movable mold 2, a fastening assembly 13 is movably mounted inside a combination of the side groove 14 and the top groove 15, the fastening assembly 13 includes a connecting plate 131, a first inclined block 132 is fixedly mounted on a top portion of the connecting plate 131, a second inclined block 133 is fixedly mounted at one end of the connecting plate 131, a return spring 134 is fixedly connected to a bottom portion of the connecting plate 131, the return spring 134 is fixedly connected inside the side groove 14, and the size of the second inclined block 133 is matched with the size of the mounting groove 5;
specifically, in the die assembly process, through the cooperation of the inclined plane of the second inclined block 133 and the mounting groove 5, the fixed die 1 and the movable die 2 are fastened to provide extra fastening force, the phenomenon that a gap is generated between the fixed die 1 and the movable die 2 in the injection molding process is prevented, when the die is separated, the inclined plane of the first inclined block 132 can be extruded when the movable sleeve 3 moves to the left side, and therefore the second inclined block 133 is separated from the mounting groove 5 through the connection of the connecting plate 131, and the fixed die 1 is separated from the movable die 2.
The working process of the utility model is as follows:
during mold separation, the output shaft of the jacking cylinder 9 drives the movable plate 7 to eject leftwards, so as to drive the connecting rod 62 and the half-way rotating body 64 to jack the finished product, and at the same time of jacking, the half-way rotating body 64 can rotate due to the matching of the half-way rotating body 64 and the convex column on the inner wall of the mounting sleeve 65, so that the half-way rotating body 64 and the finished product are prevented from being adhered to the ejector rod after ejection; in the die assembly process, through the cooperation of the inclined plane of the second inclined square 133 and the mounting groove 5, the fixed die 1 and the movable die 2 are fastened to provide extra fastening force, the phenomenon that a gap is generated between the fixed die 1 and the movable die 2 in the injection molding process is prevented, when the die is separated, the inclined plane of the first inclined square 132 can be extruded in the moving process of the moving sleeve 3 to the left side, so that the second inclined square 133 is separated from the mounting groove 5 through the connection of the connecting plate 131, and the fixed die 1 is separated from the movable die 2.
In the above scheme, the existing jacking cylinder 9 drives the connecting rod 62 to integrally jack up the finished product and simultaneously rotate through the connection of the movable plate 7, so that the finished product can be prevented from being adhered to the jacking rod after being jacked out; in the scheme, the fastening assembly 13 provides extra fastening force during mold closing, so that a phenomenon that a gap is generated between the fixed mold 1 and the movable mold 2 in the injection molding process is prevented.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. A quick ejection device for a molding machine comprises a fixed die (1) and a movable die (2), and is characterized in that a movable sleeve (3) is movably mounted on the surface of the movable die (2), a guide hole is formed in the side surface of the fixed die (1), a die cavity (4) is formed in the side surface of the fixed die (1), a mounting groove (5) is formed in the side surface of the fixed die (1), and an ejection assembly (6) is embedded in the inner wall of the die cavity (4);
the inner fixed mounting of the fixed die (1) is provided with a jacking cylinder (9), an output shaft of the jacking cylinder (9) is fixedly sleeved with a movable plate (7), and a mounting hole (8) is formed in the surface of the movable plate (7).
2. The quick ejection device for the molding machine according to claim 1, wherein the ejection assembly (6) comprises a limiting column (61), a connecting rod (62) is fixedly mounted on the side surface of the limiting column (61), a fixing ring (63) is fixedly mounted on the surface of the connecting rod (62), a half-way rotating body (64) is fixedly mounted at one end of the connecting rod (62), and a mounting sleeve (65) is movably sleeved on the surface of the half-way rotating body (64).
3. The quick ejection device for the molding machine according to claim 2, wherein the connecting rod (62) is movably sleeved inside the mounting hole (8), the mounting sleeve (65) is fixedly mounted inside the fixed mold (1), a convex column is fixedly mounted on the inner wall of the mounting sleeve (65), a groove is formed on the surface of the half-way rotating body (64), and the convex column is matched with the groove in size.
4. The quick ejection device for the molding machine according to claim 1, wherein a square groove (10) is formed in a side surface of the movable sleeve (3), the movable mold (2) is movably installed inside the square groove (10), flanges (11) are fixedly installed around the movable mold (2), and a guide pillar (12) is fixedly installed on a side surface of the movable mold (2).
5. The quick ejection device for the molding machine according to claim 4, wherein the side surface of the movable mold (2) is provided with a side groove (14), the top of the movable mold (2) is provided with a top groove (15), and a fastening component (13) is movably mounted inside a combination of the side groove (14) and the top groove (15).
6. The quick ejection device for the molding machine according to claim 5, wherein the fastening assembly (13) comprises a connecting plate (131), a first inclined block (132) is fixedly mounted at the top of the connecting plate (131), a second inclined block (133) is fixedly mounted at one end of the connecting plate (131), and a return spring (134) is fixedly connected at the bottom of the connecting plate (131).
7. The quick ejection device for molding machines according to claim 6, characterized in that the return spring (134) is fixedly connected inside the side groove (14), and the size of the second inclined block (133) is adapted to the size of the mounting groove (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123201399.4U CN216884974U (en) | 2021-12-20 | 2021-12-20 | Quick ejecting device for forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123201399.4U CN216884974U (en) | 2021-12-20 | 2021-12-20 | Quick ejecting device for forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216884974U true CN216884974U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123201399.4U Active CN216884974U (en) | 2021-12-20 | 2021-12-20 | Quick ejecting device for forming machine |
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| CN (1) | CN216884974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116394474A (en) * | 2023-05-06 | 2023-07-07 | 无锡万华机械有限公司 | Mould is used in production of car central channel processing |
-
2021
- 2021-12-20 CN CN202123201399.4U patent/CN216884974U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116394474A (en) * | 2023-05-06 | 2023-07-07 | 无锡万华机械有限公司 | Mould is used in production of car central channel processing |
| CN116394474B (en) * | 2023-05-06 | 2023-11-24 | 无锡万华机械有限公司 | Mould is used in production of car central channel processing |
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