CN209755976U - Bottle cap injection mold - Google Patents
Bottle cap injection mold Download PDFInfo
- Publication number
- CN209755976U CN209755976U CN201920353421.0U CN201920353421U CN209755976U CN 209755976 U CN209755976 U CN 209755976U CN 201920353421 U CN201920353421 U CN 201920353421U CN 209755976 U CN209755976 U CN 209755976U
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- mold
- bottle cap
- die
- injection mold
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Abstract
The utility model discloses a bottle lid injection mold, include: the injection molding machine comprises a fixed die and a movable die, wherein a pouring gate is arranged on the fixed die, two cavities for forming a bottle cap are arranged on the movable die, the two cavities are communicated through a runner, a core for forming internal threads of the bottle cap is arranged in each cavity, the rotation directions of external threads on the two cores are opposite, the tail ends of the two cores are fixed with the top ends of two rotating shafts penetrating through the movable die one by one respectively, the two rotating shafts can be driven to rotate together after rotating, and a demolding driving device capable of driving the two rotating shafts to rotate reversely and enabling injection molding parts to be demolded is further arranged on the movable die. The bottle cap injection mold can enable the two cores to simultaneously and reversely rotate after the mold is opened, so that the bottle cap injection mold can be used for simultaneously producing two kinds of bottle caps with rotary directions.
Description
Technical Field
The utility model relates to an injection mold field, concretely relates to bottle lid injection mold.
Background
The existing bottle cap injection mold needs to rotate a core after the mold opening is finished, and the bottle cap obtained by injection molding can be pushed out of a cavity by utilizing the external thread on the core for demolding, but the existing bottle cap injection mold can only enable the core to rotate towards one direction, so that the existing bottle cap injection mold cannot simultaneously produce two kinds of bottle caps with rotary directions.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the bottle cap injection mold capable of simultaneously producing two kinds of rotary bottle caps is provided.
In order to solve the above problem, the utility model discloses the technical scheme who adopts does: bottle lid injection mold includes: cover half and movable mould are provided with the sprue gate on the cover half, its characterized in that: be provided with two die cavities that are used for the shaping bottle lid on the movable mould, be linked together through the runner between two die cavities, be provided with one respectively in two die cavities and be used for the internal screw thread core of shaping bottle lid, the opposite setting of the soon of the external screw thread on two cores, the tail end of two cores is fixed mutually with two tops of wearing to locate the rotation axis in the movable mould one to one respectively for can drive two cores and rotate together after two rotation axes are rotatory, still be provided with one on the movable mould and drive two rotation axes drawing of patterns drive arrangement that the mutual antiport made the injection molding drawing of patterns simultaneously.
Further, aforementioned bottle lid injection mold, wherein: the structure of the demoulding driving device is as follows: the tail parts of the two rotating shafts are respectively provided with a driven gear, the two driven gears are meshed with each other, the movable mold is further provided with a driving shaft, a coupling transmission mechanism is arranged between the inner end of the driving shaft and the tail end of one rotating shaft, the driving shaft can drive the rotating shafts to rotate after rotating, the outer end of the driving shaft is provided with a driving gear, and the fixed mold is provided with a fixed rack which can be meshed with the driving gear for transmission when the movable mold moves backwards to open the mold.
Further, aforementioned bottle lid injection mold, wherein: the coupling transmission mechanism is two bevel gears which are meshed with each other, one bevel gear is arranged at the tail end of the rotating shaft, and the other bevel gear is arranged on the driving shaft.
Further, aforementioned bottle lid injection mold, wherein: and a protective cover capable of protecting the demolding driving device is also arranged on the movable mold.
Further, aforementioned bottle lid injection mold, wherein: the fixed die is provided with a guide post, the movable die is provided with a guide hole, and the guide post is inserted into the guide hole, so that the guide post can guide the movable die during die assembly.
The utility model has the advantages that: bottle lid injection mold because enable two cores mutual reverse rotation after the die sinking, so bottle lid injection mold can be used for the bottle lid of two kinds of handlings simultaneously.
Drawings
Fig. 1 is a schematic structural view of the bottle cap injection mold of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.
As shown in fig. 1, the injection mold for a bottle cap comprises: the injection molding machine comprises a fixed die 1 and a movable die 2, wherein a sprue gate 11 is arranged on the fixed die 1, two cavities 21 for forming a bottle cap are arranged on the movable die 2, the two cavities 21 are communicated with each other through a runner 22, a core 23 for forming internal threads of the bottle cap is respectively arranged in the two cavities 21, the rotation directions of external threads on the two cores 23 are opposite, the tail ends of the two cores 23 are respectively fixed with the top ends of two rotating shafts 24 penetrating through the movable die 2 in a one-to-one mode, the two rotating shafts 24 can be driven to rotate together after rotating, and a demolding driving device capable of driving the two rotating shafts 24 to simultaneously rotate in opposite directions so as to demold an injection molding part is further arranged on the movable die 2.
In this embodiment, the structure of the mold release driving device is: a driven gear 3 is respectively arranged at the tail parts of the two rotating shafts 24, the two driven gears 3 are meshed with each other, a driving shaft 31 is further arranged on the movable die 2, a coupling transmission mechanism is arranged between the inner end of the driving shaft 31 and the tail end of one rotating shaft 24, so that the driving shaft 31 can drive the rotating shaft 24 to rotate after rotating, in the embodiment, the coupling transmission mechanism is two bevel gears 4 meshed with each other, one bevel gear 4 is arranged at the tail end of the rotating shaft 24, and the other bevel gear 4 is arranged on the driving shaft 31; a driving gear 32 is provided on the outer end of the driving shaft 31, and a fixed rack 33 which can be engaged with the driving gear 32 when the movable mold 2 is moved backward to open the mold is provided on the fixed mold 1.
In the present embodiment, the movable mold 2 is further provided with a protection cover 5 capable of protecting the ejector drive device. The fixed die 1 is provided with a guide post 6, the movable die 2 is provided with a guide hole 61, and the guide post 6 is inserted into the guide hole 61 so that the guide post 6 can guide the movable die 2 during die assembly.
During operation, after the movable die 2 moves towards the fixed die 1 to be closed, the driving gear 32 on the movable die 2 is not meshed with the fixed rack 33, materials can fill the two cavities 21 through the sprue gate 11, so that bottle caps are respectively formed in the two cavities 21, after the movable die 2 moves backwards for a certain distance to open the die, the driving gear 32 on the movable die 2 is meshed with the fixed rack 33 for transmission, the two rotating shafts 24 rotate in opposite directions at the same time, and therefore the two bottle caps obtained by injection molding can be pushed out of the cavities to be released.
Claims (5)
1. Bottle lid injection mold includes: cover half and movable mould are provided with the sprue gate on the cover half, its characterized in that: be provided with two die cavities that are used for the shaping bottle lid on the movable mould, be linked together through the runner between two die cavities, be provided with one respectively in two die cavities and be used for the internal screw thread core of shaping bottle lid, the opposite setting of the soon of the external screw thread on two cores, the tail end of two cores is fixed mutually with two tops of wearing to locate the rotation axis in the movable mould one to one respectively for can drive two cores and rotate together after two rotation axes are rotatory, still be provided with one on the movable mould and drive two rotation axes drawing of patterns drive arrangement that the mutual antiport made the injection molding drawing of patterns simultaneously.
2. The bottle cap injection mold of claim 1, wherein: the structure of the demoulding driving device is as follows: the tail parts of the two rotating shafts are respectively provided with a driven gear, the two driven gears are meshed with each other, the movable mold is further provided with a driving shaft, a coupling transmission mechanism is arranged between the inner end of the driving shaft and the tail end of one rotating shaft, the driving shaft can drive the rotating shafts to rotate after rotating, the outer end of the driving shaft is provided with a driving gear, and the fixed mold is provided with a fixed rack which can be meshed with the driving gear for transmission when the movable mold moves backwards to open the mold.
3. The bottle cap injection mold of claim 2, wherein: the coupling transmission mechanism is two bevel gears which are meshed with each other, one bevel gear is arranged at the tail end of the rotating shaft, and the other bevel gear is arranged on the driving shaft.
4. The bottle cap injection mold of claim 1, 2 or 3, wherein: and a protective cover capable of protecting the demolding driving device is also arranged on the movable mold.
5. The bottle cap injection mold of claim 1, 2 or 3, wherein: the fixed die is provided with a guide post, the movable die is provided with a guide hole, and the guide post is inserted into the guide hole, so that the guide post can guide the movable die during die assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353421.0U CN209755976U (en) | 2019-03-20 | 2019-03-20 | Bottle cap injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353421.0U CN209755976U (en) | 2019-03-20 | 2019-03-20 | Bottle cap injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209755976U true CN209755976U (en) | 2019-12-10 |
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ID=68755457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920353421.0U Active CN209755976U (en) | 2019-03-20 | 2019-03-20 | Bottle cap injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209755976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115027003A (en) * | 2022-05-16 | 2022-09-09 | 江西联塑科技实业有限公司 | Pipe joint injection mold and in-mold assembling method |
-
2019
- 2019-03-20 CN CN201920353421.0U patent/CN209755976U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115027003A (en) * | 2022-05-16 | 2022-09-09 | 江西联塑科技实业有限公司 | Pipe joint injection mold and in-mold assembling method |
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