CN221249744U - Injection mold easy to demould - Google Patents
Injection mold easy to demould Download PDFInfo
- Publication number
- CN221249744U CN221249744U CN202323209724.0U CN202323209724U CN221249744U CN 221249744 U CN221249744 U CN 221249744U CN 202323209724 U CN202323209724 U CN 202323209724U CN 221249744 U CN221249744 U CN 221249744U
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- China
- Prior art keywords
- fixedly connected
- lifting
- die
- injection mold
- movable block
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- 238000002347 injection Methods 0.000 title claims abstract description 19
- 239000007924 injection Substances 0.000 title claims abstract description 19
- 239000004033 plastic Substances 0.000 claims abstract description 7
- 238000001746 injection moulding Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 10
- 239000002991 molded plastic Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of plastic product production and discloses an injection mold easy to demould, which comprises a lower mold, wherein a mold cavity is formed in the lower mold, grooves are formed in the mold cavity at equal intervals, a push rod is connected to the lower mold in a sliding manner, a push block is fixedly arranged at the top of the push rod, and a lifting plate is fixedly connected to the bottom of the push rod. According to the utility model, the hydraulic cylinder works to drive the upper die to move downwards and to be matched with the lower die, the lower die and the upper die can be matched and limited by the lifting rod and the fixed cylinder, after injection molding, the hydraulic cylinder can be started to drive the upper die to move upwards, so that the lifting rods on two sides are pulled to move upwards, the spring with elasticity can push the movable block to move upwards, the lifting plate can be driven to move upwards in the process, and then the lifting plate can push the plurality of ejector rods and the ejector blocks upwards, so that molded plastic products can be ejected out of the die cavity to finish demolding, and the automatic demolding is quick and convenient, and has higher efficiency.
Description
Technical Field
The utility model relates to the technical field of plastic product production, in particular to an injection mold easy to demould.
Background
The injection mold is a tool for producing plastic products, which is also a tool for endowing the plastic products with complete structures and accurate dimensions, and the formed plastic products are obtained after the heated and melted plastic is injected into a mold cavity by an injection molding machine under high pressure and is cooled and solidified; in the actual use process of the existing injection mold, the molded injection product needs to be taken down from the mold, and most of the injection mold is manually taken, because the mold is too tightly contacted with the injection molded product, demolding work is time-consuming and labor-consuming, and the efficiency is low, therefore, the injection mold easy to be demolded is provided to solve the problems.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides the injection mold easy to demould, which has the advantage of easy demould.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an injection mold of easy drawing of patterns, includes the bed die, set up the die cavity on the bed die, the inside equidistance of die cavity is set up flutedly, sliding connection has the ejector pin on the bed die, the top fixed mounting of ejector pin has the kicking block, the bottom fixedly connected with lifter plate of ejector pin, the outside fixedly connected with landing leg of bed die lower extreme, fixedly connected with support on the landing leg, fixedly mounted with pneumatic cylinder on the support, the bottom fixedly connected with mould of pneumatic cylinder, the lower fixed mounting of landing leg has a fixed section of thick bamboo, the inside fixedly connected with spring of fixed section of thick bamboo, the top fixedly mounted of spring has the movable block, the outside fixedly connected with connecting plate of movable block, the equal fixedly connected with lifter in both sides of upper die, the bottom fixedly connected with pull rod of lifter, the bottom fixedly connected with stopper of pull rod.
As a preferable technical scheme of the utility model, the movable block slides and ascends and descends along the inside of the fixed cylinder, and the connecting plate is fixedly connected with the lifting plate.
As a preferable technical scheme of the utility model, the middle part of the movable block is penetrated with a through hole, and the pull rod slides and ascends and descends along the inside of the through hole.
As a preferable embodiment of the present utility model, the lifting rod may be inserted into the fixed cylinder.
As a preferable technical scheme of the utility model, the fixed cylinder is provided with a rectangular opening, and the connecting plate slides along the inside of the rectangular opening.
As a preferable technical scheme of the utility model, the ejector rod penetrates into the groove from the bottom of the lower die, and the ejector block can be embedded into the groove.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model drives the upper die to move downwards and to be matched with the lower die through the operation of the hydraulic cylinder, in the process, lifting rods on two sides are driven to be inserted into the fixed cylinder and press the movable block to move downwards, the movable block can compress the spring to enable the movable block to have elasticity, meanwhile, the movable block moves downwards to drive the connecting plate to pull the lifting plate to move downwards, then the ejector rod is pulled to move downwards, the ejector block is enabled to be completely embedded into the groove, injection molding can be carried out, the lower die and the upper die can be matched and limited through the lifting rods and the fixed cylinder, after injection molding, the hydraulic cylinder can be started to drive the upper die to move upwards, so that the lifting rods on two sides are pulled to move upwards, the spring with elasticity can push the movable block to move upwards, in the process, the lifting plate can be driven to move upwards against a plurality of ejector rods and the ejector block, the molded plastic product can be ejected from the inside of the die cavity, and the automatic demolding is fast and convenient, and the efficiency is high.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a cross-sectional structure of a junction between a lower die and a mandrel of the present utility model;
FIG. 3 is a schematic view showing the internal cross-sectional structure of the fixing barrel of the present utility model.
In the figure: 1. a lower die; 2. a mold cavity; 3. a support leg; 4. a bracket; 5. a hydraulic cylinder; 6. an upper die; 7. a lifting rod; 8. a fixed cylinder; 801. a rectangular opening; 9. a spring; 10. a lifting plate; 11. a push rod; 12. a top block; 13. a groove; 14. a pull rod; 15. a connecting plate; 16. a movable block; 161. a through port; 17. and a limiting block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 3, the utility model provides an injection mold easy to demould, which comprises a lower mold 1, wherein a mold cavity 2 is formed in the lower mold 1, grooves 13 are formed in the mold cavity 2 at equal intervals, a push rod 11 is connected to the lower mold 1 in a sliding manner, a push block 12 is fixedly arranged at the top of the push rod 11, a lifting plate 10 is fixedly connected to the bottom of the push rod 11, a supporting leg 3 is fixedly connected to the outer part of the lower end of the lower mold 1, a support 4 is fixedly connected to the supporting leg 3, a hydraulic cylinder 5 is fixedly arranged on the support 4, an upper mold 6 is fixedly connected to the bottom of the hydraulic cylinder 5, a fixed cylinder 8 is fixedly arranged at the lower end of the supporting leg 3, a spring 9 is fixedly connected to the inner part of the fixed cylinder 8, a movable block 16 is fixedly arranged at the top of the spring 9, a connecting plate 15 is fixedly connected to the outer part of the movable block 16, lifting rods 7 are fixedly connected to both sides of the upper mold 6, a pull rod 14 is fixedly connected to the bottom of the lifting rod 7, and a limiting block 17 is fixedly arranged at the bottom of the pull rod 14; the upper die 6 is driven to move downwards through the operation of the hydraulic cylinder 5 and is matched with the lower die 1, the lifting rods 7 on two sides are driven to be inserted into the fixed cylinder 8 and press the movable block 16 to move downwards in the process, the movable block 16 can drive the connecting plate 15 to pull the lifting plate 10 to move downwards through the elastic force, the ejector rod 11 can be pulled to move downwards, the ejector block 12 is enabled to be completely embedded into the groove 13, injection molding can be carried out, the die matching precision of the lower die 1 and the upper die 6 is good through the matching limit of the lifting rods 7 and the fixed cylinder 8, after injection molding is carried out, the hydraulic cylinder 5 can be started to drive the upper die 6 to move upwards, so that the lifting rods 7 on two sides are pulled to move upwards, the elastic force spring 9 can push the movable block 16 to move upwards, the lifting plate 10 can be driven to move upwards in the process, the ejector rods 11 and the ejector block 12 can be pushed upwards to eject a molded plastic product from the inside the die cavity 2, and the automatic demolding is fast, convenient and high in efficiency.
Wherein, the movable block 16 slides and lifts along the inside of the fixed cylinder 8, and the connecting plate 15 is fixedly connected with the lifting plate 10;
The movable block 16 can slide and lift along the inside of the fixed cylinder 8 to drive the connecting plate 15 to lift and adjust, so that the lifting plate 10 can be driven to lift and adjust, and the die assembly and the die release work are facilitated.
Wherein, the middle part of the movable block 16 is penetrated with a through hole 161, and the pull rod 14 slides and lifts along the inside of the through hole 161;
Through the inside slip of pull rod 14 along opening 161, simultaneously through the separation of stopper 17, can play spacing effect, can make lifter 7 can be accurate corresponding with fixed section of thick bamboo 8, and follow mould 6 through lifter 7 and rise, thereby the accessible pull rod 14 pulls stopper 17 to rise and drives connecting plate 15 and rise against movable block 16, can avoid forming product and die cavity 2 inner wall contact too closely for spring 9 that both sides have elasticity can't drive connecting plate 15 and realize the jacking drawing of patterns.
Wherein the lifting rod 7 can be inserted into the fixed cylinder 8;
The lifting rods 7 at two sides are inserted into the fixed cylinder 8, so that a limiting guide effect can be achieved, and the lower die 1 and the upper die 6 can be accurately clamped.
Wherein, a rectangular opening 801 is formed on the fixed cylinder 8, and the connecting plate 15 slides along the inside of the rectangular opening 801;
The connecting plate 15 can be lifted and lowered along the inside of the rectangular opening 801 in a sliding manner, so that the connecting plate can be regulated in a stable lifting manner along with the movable block 16.
Wherein, the ejector rod 11 penetrates into the groove 13 from the bottom of the lower die 1, and the ejector block 12 can be embedded into the groove 13;
The ejector rod 11 penetrates into the die cavity 2, and before injection molding, the ejector rod 11 pulls the ejector block 12 to be completely embedded into the groove 13, so that normal injection molding work is facilitated; after the injection molding product is molded, the ejector rod 11 can be lifted to push against the molded product in the mold cavity 2 through the ejector block 12, so that the demolding is realized, and the demolding is quick and convenient.
The working principle and the using flow of the utility model are as follows:
Firstly, before injection molding, the hydraulic cylinder 5 can work to drive the upper die 6 to move downwards and to be matched with the lower die 1, in the process, lifting rods 7 on two sides are driven to be inserted into the fixed cylinder 8 and press the movable block 16 to move downwards, the spring 9 can be compressed to enable the movable block 16 to have elasticity, meanwhile, the movable block 16 moves downwards to drive the connecting plate 15 to pull the lifting plate 10 to move downwards, and then the ejector rod 11 is pulled to move downwards, so that the ejector block 12 is completely embedded into the groove 13;
Then injection molding can be performed, after injection molding, the hydraulic cylinder 5 can be started to drive the upper die 6 to move upwards, so that lifting rods 7 on two sides are pulled to move upwards, a spring 9 with elasticity can push a movable block 16 to move upwards, the lifting plate 10 is driven to move upwards in the process, a plurality of ejector rods 11 and ejector blocks 12 are propped up to move upwards, molded plastic products can be ejected out of the die cavity 2, demoulding is completed, automatic demoulding is rapid and convenient, and efficiency is high.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An injection mold easy to demold, comprises a lower mold (1), and is characterized in that: the novel plastic lifting device is characterized in that a die cavity (2) is formed in the lower die (1), grooves (13) are formed in the die cavity (2) at equal intervals, a push rod (11) is connected to the lower die (1) in a sliding mode, a top portion of the push rod (11) is fixedly provided with a push block (12), the bottom of the push rod (11) is fixedly connected with a lifting plate (10), supporting legs (3) are fixedly connected to the outer portions of the lower die (1) lower ends, a support (4) is fixedly connected to the supporting legs (3), a hydraulic cylinder (5) is fixedly arranged on the support (4), an upper die (6) is fixedly connected to the bottom of the hydraulic cylinder (5), a fixed cylinder (8) is fixedly arranged at the lower end of the supporting legs (3), a spring (9) is fixedly connected to the inner portion of the fixed cylinder (8), a movable block (16) is fixedly arranged at the top portion of the spring (9), lifting plates (15) are fixedly connected to the outer portions of the movable block (16), lifting rods (7) are fixedly connected to the two sides of the upper die (6), and a limiting block (14) is fixedly connected to the bottom of the lifting rod (7).
2. The easy-to-release injection mold according to claim 1, wherein: the movable block (16) slides and goes up and down along the inside of the fixed cylinder (8), and the connecting plate (15) is fixedly connected with the lifting plate (10).
3. The easy-to-release injection mold according to claim 1, wherein: the middle part of movable block (16) runs through has opening (161), pull rod (14) are along opening (161) inside slip lift.
4. The easy-to-release injection mold according to claim 1, wherein: the lifting rod (7) can be inserted into the fixed cylinder (8).
5. The easy-to-release injection mold according to claim 1, wherein: rectangular openings (801) are formed in the fixing cylinders (8), and the connecting plates (15) slide along the interiors of the rectangular openings (801).
6. The easy-to-release injection mold according to claim 1, wherein: the ejector rod (11) penetrates into the groove (13) from the bottom of the lower die (1), and the ejector block (12) can be embedded into the groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323209724.0U CN221249744U (en) | 2023-11-27 | 2023-11-27 | Injection mold easy to demould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323209724.0U CN221249744U (en) | 2023-11-27 | 2023-11-27 | Injection mold easy to demould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221249744U true CN221249744U (en) | 2024-07-02 |
Family
ID=91659877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323209724.0U Active CN221249744U (en) | 2023-11-27 | 2023-11-27 | Injection mold easy to demould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221249744U (en) |
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2023
- 2023-11-27 CN CN202323209724.0U patent/CN221249744U/en active Active
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| GR01 | Patent grant |