CN211709908U - Injection mold ejection mechanism easy to disassemble and assemble - Google Patents
Injection mold ejection mechanism easy to disassemble and assemble Download PDFInfo
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- CN211709908U CN211709908U CN201922444090.4U CN201922444090U CN211709908U CN 211709908 U CN211709908 U CN 211709908U CN 201922444090 U CN201922444090 U CN 201922444090U CN 211709908 U CN211709908 U CN 211709908U
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Abstract
The utility model discloses an injection mold ejection mechanism of easy dismouting relates to injection mold ejection mechanism of easy dismouting in the injection mold field, the on-line screen storage device comprises a base, the internally mounted of base has the hydraulic stem, the inside of base is located the hydraulic stem and has seted up the cavity directly over, the cavity runs through the top of base, the inside of cavity is provided with ejecting seat, ejecting seat's top is connected with the die cavity, the top of die cavity is connected with the product, the inside that ejecting seat's bottom is located the cavity is provided with the connecting plate. The utility model discloses a hydraulic pressure post, connecting plate, fixed thread, thimble and the ejecting seat that set up, after the product cooling finishes, with master model and public mould separation, start the hydraulic stem afterwards, the hydraulic stem rebound promotes the connecting plate rebound, and the connecting plate promotes the multiunit thimble and rises simultaneously, and the multiunit thimble passes through the top and is ejecting with the product from the die cavity, has effectively solved the problem that the thimble alone operation can produce certain deviation.
Description
Technical Field
The utility model relates to an injection mold field specifically is an injection mold ejection mechanism of easy dismouting.
Background
Injection molds, which are parts that impart shape and size to plastic during molding, have been widely used in the field of industrial product production, and the structure of the mold, although it may vary widely depending on the kind and properties of plastic, the shape and structure of plastic products, and the type of injection machine, is uniform, and is mainly composed of three parts, i.e., a casting system, a molded part, and a structural part, wherein the casting system and the molded part are parts that directly contact with plastic and vary with plastic and products, and are the most complicated and varied parts in the mold, requiring the highest processing finish and precision, and the part needs to be separated from the casting system after cooling, and the common methods include an ejection method, a screw-out method, a mold stripping method, and the most common ejection and mold stripping method.
The ejection mechanism of the injection mold who uses on the market now, need change the ejection structure that corresponds after changing the pouring head, but ejection mechanism all is the snap-on in the bottom of the gating system basically, and is inconvenient to it changes, and does not receive the internal stress influence for making ejecting part, can adopt the ejector pin of multiunit basically, but the ejector pin all moves alone, and the ejector pin has certain deviation during the operation, leads to the part slope impaired.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems that the ejection mechanism is inconvenient to disassemble and a thimble is inconvenient to operate independently to generate certain deviation, the ejection mechanism of the injection mold easy to disassemble and assemble is provided.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold ejection mechanism of easy dismouting, includes the base, the internally mounted of base has the hydraulic stem, the cavity has been seted up directly over the inside of base is located the hydraulic stem, the cavity runs through the top of base, the inside of cavity is provided with ejecting seat, ejecting seat's top is connected with the die cavity, the top of die cavity is connected with the product, the inside that ejecting seat's bottom is located the cavity is provided with the connecting plate, the top of connecting plate is provided with the thimble, the thimble runs through ejecting seat, die cavity and extends to the top of die cavity, solid fixed ring has been seted up in ejecting seat's the outside, the top of base is provided with the multiunit L fixture block around the cavity, every group the outside of L fixture block is provided with fixing bolt, fixing bolt runs through the L fixture block and.
Preferably, a rubber pad is arranged at the top end of the hydraulic rod, and the diameter of the hydraulic rod is larger than that of the connecting plate.
Preferably, the bottom end of the ejector pin is provided with a fixed thread, and the ejector pin is fixedly connected with the connecting plate through the fixed thread.
Preferably, the top end of the fixing ring is provided with a plurality of groups of clamping grooves matched with the L-shaped clamping blocks, and the fixing ring is clamped and connected with the L-shaped clamping blocks through the clamping grooves.
Preferably, the diameter of the fixing ring is larger than that of the cavity, and the ejection seat is fixedly connected with the base through the fixing ring.
Preferably, the top end of the ejector pin is connected with an ejector head, and the ejector pin is connected with the mold cavity in a clamping manner through the ejector head.
Preferably, the bottom end of the ejection seat is provided with a groove, and the diameter of the groove is larger than that of the connecting plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a push-out seat, solid fixed ring, draw-in groove, L fixture block and fixing bolt that set up, when needing to change ejection mechanism, the fixing bolt rotates, make L fixture block take out from the draw-in groove, make the push-out seat can freely move, take out the push-out seat from the cavity afterwards, change the new push-out seat that accords with injection mold, put into the cavity with new push-out seat, tighten fixing bolt with L fixture block and draw-in groove block, fix the push-out seat in the cavity, accomplish the change of ejection mechanism, make ejection mechanism can change according to the shape of injection mold, the availability factor is improved, the inconvenient problem of dismantling of ejection mechanism has effectively been solved;
2. through the hydraulic column, the connecting plate, the fixed thread, thimble and the ejecting seat that set up, after the product cooling finishes, with the separation of master model and public mould, start the hydraulic stem afterwards, the hydraulic stem rebound promotes the connecting plate rebound, the connecting plate promotes the multiunit thimble and rises simultaneously, the multiunit thimble passes through the top with the product ejecting from the die cavity, make product and die cavity separation, make multiunit thimble can contact with the product simultaneously, prevent that the product atress is uneven and damage, effectively solved the thimble and moved the problem that can produce certain deviation alone.
Drawings
Fig. 1 is a schematic sectional structure of the present invention;
FIG. 2 is a schematic view of the base structure of the present invention;
fig. 3 is a schematic view of the structure of the thimble according to the present invention;
fig. 4 is a schematic structural view of the ejection seat of the present invention.
In the figure: 1. a base; 2. a hydraulic lever; 3. a cavity; 4. an ejection seat; 5. a fixing ring; 6. a card slot; 7. a mold cavity; 8. producing a product; 9. a connecting plate; 10. a thimble; 11. an L-shaped fixture block; 12. fixing the bolt; 13. a rubber pad; 14. fixing threads; 15. and (4) ejecting the head.
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 hydraulic rods (the model is HSG) mentioned in the utility model can be ordered and obtained in the market or private.
Referring to fig. 1-4, an injection mold ejection mechanism easy to disassemble and assemble comprises a base 1, a hydraulic rod 2 is installed inside the base 1, a cavity 3 is arranged in the base 1 and located right above the hydraulic rod 2, the cavity 3 penetrates through the top end of the base 1, an ejection seat 4 is arranged inside the cavity 3, the top end of the ejection seat 4 is connected with a mold cavity 7, the top end of the mold cavity 7 is connected with a product 8, a connecting plate 9 is arranged at the bottom end of the ejection seat 4 and located inside the cavity 3, an ejector pin 10 is arranged at the top end of the connecting plate 9, the ejector pin 10 penetrates through the ejection seat 4, the mold cavity 7 extends to the top end of the mold cavity 7, the outer side of the ejection seat 4 is provided with a fixing ring 5, the top end of the base 1 is provided with a plurality of groups of L-shaped fixture blocks 11 surrounding the cavity 3, the outer side of each group of L-shaped fixture blocks 11 is provided with a fixing bolt 12, and the fixing bolt 12 penetrates through the L-shaped fixture blocks 11 and extends to the inside of the base 1.
Please refer to fig. 1, a rubber pad 13 is disposed at the top end of the hydraulic rod 2, the diameter of the hydraulic rod 2 is larger than that of the connecting plate 9, and the rubber pad 13 can reduce the extrusion between the hydraulic rod 2 and the connecting plate 9, reduce the abrasion of the hydraulic rod 2, and prolong the service life of the hydraulic rod 2.
Please refer to fig. 1 and fig. 3, a fixing thread 14 is formed at a bottom end of the thimble 10, the thimble 10 is fixedly connected to the connecting plate 9 through the fixing thread 14, and the thimble can be detached from the connecting plate 9 through the fixing thread 14, so as to facilitate replacement of the thimble 10.
Please refer to fig. 4, the top end of the fixing ring 5 is provided with a plurality of sets of slots 6 matching with the L-shaped fixture blocks 11, the fixing ring 5 is connected with the L-shaped fixture blocks 11 through the slots 6, and the fixing ring 5 can be fixed through the slots 6 and the L-shaped fixture blocks 11 to prevent the fixing ring 5 from separating from the base 1.
Please refer to fig. 4, the diameter of the fixing ring 5 is larger than the diameter of the cavity 3, and the ejecting seat 4 is fixedly connected to the base 1 through the fixing ring 5, so that the ejecting seat 4 can be stably fixed above the base 1.
Please refer to fig. 1 and fig. 3, the top end of the thimble 10 is connected with a top head 15, the thimble 10 is connected with the mold cavity 7 by the top head 15 in a clamping manner, the top head 15 can increase the contact area between the thimble 10 and the product 8, so as to ensure that the product 8 is not damaged when being ejected, and the top head 15 can also ensure that the thimble 10 and the top surface of the mold cavity 7 keep the same plane, thereby reducing the appearance interference to the product 8.
Please refer to fig. 1, a groove is formed at the bottom end of the ejecting seat 4, and the diameter of the groove is larger than that of the connecting plate 9, so that the hydraulic rod 2 can push the connecting plate 9 to ascend at the bottom end of the ejecting seat 4, thereby pushing the thimble 10 to move.
The working principle is as follows: firstly, the mechanism is connected with an external power supply to enable the mechanism to normally operate, after an injection mold finishes one-time processing, a female mold is separated from a male mold after a product 8 is cooled, then a hydraulic rod 2 is started, the hydraulic rod 2 moves upwards to push a connecting plate 9 to move upwards, the connecting plate 9 pushes a plurality of groups of thimbles 10 to simultaneously ascend, the plurality of groups of thimbles 10 eject the product 8 from a mold cavity 7 through an ejector head 15, the product 8 is separated from the mold cavity 7, the plurality of groups of thimbles 10 can simultaneously contact with the product 8 to prevent the product 8 from being damaged due to uneven stress, a rubber pad is arranged at the top end of the hydraulic rod 2 to reduce friction between the thimbles and the connecting plate 9 and prolong the service life of the hydraulic rod 2, when the ejection mechanism needs to be replaced, a fixing bolt 12 is rotated to take an L clamping block 11 out of a clamping groove 6, so that an ejection seat 4 can, the new ejection seat 4 which meets the requirement of the injection mold is replaced, the new ejection seat 4 is placed into the cavity 3, the fixing ring 5 is clamped with the base 1, the fixing bolt 12 is screwed to clamp the L-shaped clamping block 11 with the clamping groove 6 of the new ejection seat 4, the new ejection seat 4 is fixed in the cavity 3, the replacement of the ejection mechanism is completed, the ejection mechanism can be replaced according to the shape of the injection mold, and the use efficiency is improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides an injection mold ejection mechanism of easy dismouting, includes base (1), its characterized in that: the hydraulic die is characterized in that a hydraulic rod (2) is installed inside the base (1), a cavity (3) is formed in the base (1) and located right above the hydraulic rod (2), the cavity (3) penetrates through the top end of the base (1), an ejection seat (4) is arranged inside the cavity (3), the top end of the ejection seat (4) is connected with a die cavity (7), the top end of the die cavity (7) is connected with a product (8), a connecting plate (9) is arranged at the bottom end of the ejection seat (4) and located inside the cavity (3), a thimble (10) is arranged at the top end of the connecting plate (9), the thimble (10) penetrates through the ejection seat (4) and the die cavity (7) and extends to the top end of the die cavity (7), a fixing ring (5) is formed in the outer side of the ejection seat (4), and a plurality of groups of L-shaped clamping blocks (11) are arranged at, and a fixing bolt (12) is arranged on the outer side of each group of the L-shaped fixture blocks (11), and the fixing bolt (12) penetrates through the L-shaped fixture blocks (11) and extends into the base (1).
2. The injection mold ejection mechanism easy to disassemble and assemble according to claim 1, characterized in that: the top end of the hydraulic rod (2) is provided with a rubber pad (13), and the diameter of the hydraulic rod (2) is larger than that of the connecting plate (9).
3. The injection mold ejection mechanism easy to disassemble and assemble according to claim 1, characterized in that: the bottom end of the ejector pin (10) is provided with a fixed thread (14), and the ejector pin (10) is fixedly connected with the connecting plate (9) through the fixed thread (14).
4. The injection mold ejection mechanism easy to disassemble and assemble according to claim 1, characterized in that: the top end of the fixing ring (5) is provided with a plurality of groups of clamping grooves (6) matched with the L clamping blocks (11), and the fixing ring (5) is clamped and connected with the L clamping blocks (11) through the clamping grooves (6).
5. The injection mold ejection mechanism easy to disassemble and assemble according to claim 1, characterized in that: the diameter of the fixing ring (5) is larger than that of the cavity (3), and the ejection seat (4) is fixedly connected with the base (1) through the fixing ring (5).
6. The injection mold ejection mechanism easy to disassemble and assemble according to claim 1, characterized in that: the top end of the ejector pin (10) is connected with an ejector head (15), and the ejector pin (10) is clamped and connected with the die cavity (7) through the ejector head (15).
7. The injection mold ejection mechanism easy to disassemble and assemble according to claim 1, characterized in that: the bottom end of the ejection seat (4) is provided with a groove, and the diameter of the groove is larger than that of the connecting plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922444090.4U CN211709908U (en) | 2019-12-30 | 2019-12-30 | Injection mold ejection mechanism easy to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922444090.4U CN211709908U (en) | 2019-12-30 | 2019-12-30 | Injection mold ejection mechanism easy to disassemble and assemble |
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| Publication Number | Publication Date |
|---|---|
| CN211709908U true CN211709908U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922444090.4U Active CN211709908U (en) | 2019-12-30 | 2019-12-30 | Injection mold ejection mechanism easy to disassemble and assemble |
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| CN (1) | CN211709908U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112454831A (en) * | 2020-10-30 | 2021-03-09 | 刘前文 | Synchronous ejector pin mechanism of injection mold |
-
2019
- 2019-12-30 CN CN201922444090.4U patent/CN211709908U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112454831A (en) * | 2020-10-30 | 2021-03-09 | 刘前文 | Synchronous ejector pin mechanism of injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 264200-1, No. 59 Heping Road, Huancui District, Weihai City, Shandong Province Patentee after: Fuxin Technology Investment Co.,Ltd. Address before: 262000-1, No. 59 Heping Road, Huancui District, Weihai City, Shandong Province Patentee before: Weihai minshang Investment Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Ejector for Injection Mold Easy to Disassemble Effective date of registration: 20221014 Granted publication date: 20201020 Pledgee: Weihai City Commercial Bank Limited by Share Ltd. high tech branch Pledgor: Fuxin Technology Investment Co.,Ltd. Registration number: Y2022980018236 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |