CN210999773U - Injection mold for eye drop bottle stopper - Google Patents
Injection mold for eye drop bottle stopper Download PDFInfo
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- CN210999773U CN210999773U CN201921630069.7U CN201921630069U CN210999773U CN 210999773 U CN210999773 U CN 210999773U CN 201921630069 U CN201921630069 U CN 201921630069U CN 210999773 U CN210999773 U CN 210999773U
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- eye drop
- injection mold
- drop bottle
- die cavity
- thimble
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Abstract
The utility model relates to an eye drop bottle plug injection mold, chew the subassembly including the heat, the heat is chewed the subassembly and is chewed the body and a plurality of core of chewing including the heat, each chew the core and be located the side that the heat chewed the body, the heat is chewed internal portion and has been offered the sprue that supplies the colloid to flow, the inside of chewing the core has seted up the subchannel, the sprue sets up along vertical direction, subchannel and sprue fluid intercommunication, each the exit end of subchannel just inclines one side to glue the mouth, side is glued the mouth and is established inside the cover half die cavity, eye drop bottle plug injection mold still includes the hole-forming mechanism, the hole-forming mechanism is including the thimble that is located cover half die cavity lower part, the thimble is just right the middle part of cover half die cavity and sets up along vertical direction, the thimble is used for through-hole about the middle part formation of eye drop.
Description
Technical Field
The utility model relates to an injection mold especially relates to an eye drop bottle plug injection mold.
Background
The hot runner mold is mainly used for producing plastic products, is a plastic mold part commonly used at present, and has the advantages of raw material saving, short molding period, simplified operation, low manufacturing cost, high product quality and the like compared with the traditional runner mold because the heating device is utilized to ensure that the solution in the runner is always in a non-solidified state. However, the conventional hot runner mold usually adopts front glue feeding for injection molding, the glue in the hot glue channel needs to pass through a connecting channel before entering the cavity of the fixed mold, and when the mold stops working, the glue in the connecting channel is cooled and solidified to generate a water gap material, so that the waste of raw materials is caused. In addition, when the injection mold for preparing the eye drop bottle stopper is used for forming a hole in the bottle stopper, the needle body with the columnar end part is abutted to one end of the fixed mold cavity by virtue of the spring, and the spring is always in a compression state, and the deformation of the spring is easily influenced by the outside, so that the production process is unstable, and the product size is not accurately controlled.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing an eye drop bottle plug injection mold, the utility model discloses reduced the waste material production of production eye drop bottle plug in-process, improved the productivity for product production technology is more stable.
The utility model discloses an eye drop bottle plug injection mold, chew the subassembly including the heat, the heat is chewed the subassembly and is chewed the body and a plurality of core of chewing including the heat, each chew the core and be located the side that the body was chewed to the heat, the heat is chewed internal portion and has been offered the sprue that supplies the colloid to flow, the inside of chewing the core has seted up the subchannel, the sprue sets up along vertical direction, subchannel and sprue fluid intercommunication, each the exit end of subchannel just inclines the mouth of gluing to one side, the mouth is glued to the side and is established inside the cover half die cavity, eye drop bottle plug injection mold still includes the mechanism of holing, the mechanism of holing is including the thimble that is located cover half die cavity lower part, the thimble is just right the middle part of cover half die cavity and sets up along vertical direction, and the one end that the thimble is close to the cover half die cavity has the toper pointed end, the.
Further, the central axis of the sub-runner is perpendicular to the central axis of the main runner.
Further, the top section of the fixed die cavity is V-shaped, and the bottom section of the fixed die cavity is inverted V-shaped.
Further, eye drop bottle plug injection mold still includes cooling body, cooling body is located the top of cover half die cavity, cooling body is including the cooling cavity that supplies the cooling water to let in, the cooling cavity is located the top of cover half die cavity.
Further, the bottom of the cooling mechanism is in taper fit with the fixed die cavity.
Further, the outer wall of the cooling mechanism comprises a breathable steel layer and a beryllium copper layer on the lower portion of the breathable steel layer.
Further, eye drop bottle plug injection mold still includes demoulding mechanism, demoulding mechanism is located including the thimble board and the cover that are located ejecting eye drop bottle plug when cover half die cavity lower part and drawing of patterns the outside push pedal of thimble board.
Further, thimble board and push pedal are close to the one end of cover half die cavity is the toper, thimble board and push pedal with the cover half die cavity is taper fit.
Furthermore, the outer diameter of the thimble close to the end part of the fixed die cavity is 0.3-0.4 mm.
Furthermore, a cooling channel is formed in the ejector pin and used for introducing cooling water, and the cooling channel is arranged in the vertical direction.
Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:
the utility model discloses a set up a plurality of cores of chewing in the heat is chewed the side, can adopt the side of colloid to glue the mode and produce the eye drop bottle plug to through-hole about this application forms at the middle part of eye drop bottle plug through the pore-forming mechanism, has overcome the unstable defect of technology of traditional pore-forming mode, and product size control is accurate.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
FIG. 1 is a schematic sectional view of an injection mold for an eye drop bottle stopper according to the present invention;
FIG. 2 is an enlarged view of a portion of the structure of FIG. 1;
description of reference numerals:
10-hot mouth body; 11-chewing core; 12-a fixed die cavity; 20-cooling the cavity; 21-a gas permeable steel layer; 22-beryllium copper layer; 30-a thimble; 31-a cooling channel; 40-push plate; 41-ejector plate.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Examples
Referring to the drawings, the utility model discloses an eye drop bottle plug injection mold of preferred embodiment, chew the subassembly including heat, the subassembly is chewed including heat and chews body 10 and a plurality of core 11 of chewing, respectively chews core 11 and is located the side that body 10 was chewed to heat, and heat is chewed body 10 inside and is offered the sprue that supplies the colloid to flow, chews the inside of core 11 and has offered the subchannel, and the sprue sets up along vertical direction, subchannel and sprue fluid intercommunication, the center pin of subchannel and the center pin mutually perpendicular of sprue. The outlet end of each sub-runner is over against a side glue inlet which is arranged in the cavity 12 of the fixed die.
The injection mold for the eye drop bottle stopper further comprises a hole forming mechanism, the hole forming mechanism comprises a thimble 30 positioned at the lower part of the fixed mold cavity 12, the thimble 30 is over against the middle part of the fixed mold cavity 12 and is arranged along the vertical direction, one end of the thimble 30 close to the fixed mold cavity 12 is provided with a conical tip, and the outer diameter of the end part of the conical tip is 0.3-0.4 mm. One end of the thimble 30 far away from the fixed mould cavity 12 is connected with a driving mechanism, and the thimble 30 is used for forming an upper through hole and a lower through hole in the middle of the eye drop bottle stopper. Under the action of the thimble 30, a through hole with the diameter of 0.3-0.4mm can be formed in the finished product, and the through hole with the diameter can not be easily blocked in the through hole when the eye drops pass through the through hole, and the flow rate is stable. The cooling channel 31 is opened in the thimble 30, the cooling channel 31 is used for introducing cooling water, and the cooling channel 31 is arranged along the vertical direction.
The top section of the fixed mold cavity 12 is V-shaped, and the bottom section of the fixed mold cavity 12 is inverted V-shaped. The eye drop bottle stopper injection mold further comprises a cooling mechanism, the cooling mechanism is located above the fixed mold cavity 12, the cooling mechanism comprises a cooling cavity 20 for introducing cooling water, and the cooling cavity 20 is located above the fixed mold cavity 12. The bottom of the cooling mechanism is in taper fit with the fixed die cavity 12. The outer wall of the cooling mechanism comprises a breathable steel layer 21 and a beryllium copper layer 22 at the lower part of the breathable steel. A cooling cavity 20 is provided around the beryllium-copper layer 22. The selection of the air-permeable steel enables the exhaust function of the cooling cavity 20 to be good, the heat conductivity of the beryllium copper layer 22 to be good, and the cooling efficiency to be improved.
The injection mold for the eye drop bottle stopper further comprises a demolding mechanism, wherein the demolding mechanism comprises an ejector plate 41 which is positioned at the lower part of the fixed mold cavity 12 and used for ejecting the eye drop bottle stopper during demolding and a push plate 40 sleeved outside the ejector plate 41. One ends of the ejector plate 41 and the push plate 40 close to the fixed mold cavity 12 are conical, and the ejector plate 41 and the push plate 40 are in taper fit with the fixed mold cavity 12.
The utility model discloses a cooling body and demoulding mechanism all are taper fit with cover half die cavity 12, and in product production process, each contact surface is difficult to produce the greasy dirt, and the cleanliness is good.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An eye drop bottle plug injection mold which is characterized in that: including the heat chew the subassembly, the heat is chewed the subassembly and is included the heat and chew the body and a plurality of core of chewing, each the core is chewed in the heat and is located the side of the body of chewing, the heat is chewed internal portion and has been offered the sprue that supplies the colloid to flow, the inside of chewing the core has seted up the subchannel, the sprue sets up along vertical direction, subchannel and sprue fluid intercommunication, each the exit end of subchannel just inclines one side to glue the mouth, side is glued the mouth and is established inside the cover half die cavity, eye drop bottle plug injection mold still includes the hole-forming mechanism, hole-forming mechanism is including the thimble that is located cover half die cavity lower part, the thimble is just right the middle part of cover half die cavity just sets up along vertical direction, the one end that the thimble is close to the cover half die cavity has the toper pointed end, the thimble is used for through.
2. The eye drop bottle stopper injection mold according to claim 1, characterized in that: the central axis of the sub-runner is perpendicular to the central axis of the main runner.
3. The eye drop bottle stopper injection mold according to claim 1, characterized in that: the top section of the fixed die cavity is V-shaped, and the bottom section of the fixed die cavity is inverted V-shaped.
4. The eye drop bottle stopper injection mold according to claim 1, characterized in that: eye drop bottle plug injection mold still includes cooling body, cooling body is located the top of cover half die cavity, cooling body is including the cooling cavity that supplies cooling water to let in, the cooling cavity is located the top of cover half die cavity.
5. The eye drop bottle stopper injection mold according to claim 4, characterized in that: and the bottom of the cooling mechanism is in taper fit with the fixed die cavity.
6. The eye drop bottle stopper injection mold according to claim 4, characterized in that: the outer wall of the cooling mechanism comprises a breathable steel layer and a beryllium copper layer at the lower part of the breathable steel.
7. The eye drop bottle stopper injection mold according to claim 1, characterized in that: eye drop bottle plug injection mold still includes demoulding mechanism, demoulding mechanism locates including the thimble board and the cover that are located ejecting eye drop bottle plug when cover half die cavity lower part and drawing of patterns the outside push pedal of thimble board.
8. The eye drop bottle stopper injection mold according to claim 7, characterized in that: the thimble board is close to with the push pedal the one end of cover half die cavity is the toper, thimble board and push pedal with the cover half die cavity is taper fit.
9. The eye drop bottle stopper injection mold according to claim 1, characterized in that: the outer diameter of the end part of the thimble close to the fixed die cavity is 0.3-0.4 mm.
10. The eye drop bottle stopper injection mold according to claim 1, characterized in that: a cooling channel is formed in the ejector pin and used for introducing cooling water, and the cooling channel is arranged in the vertical direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921630069.7U CN210999773U (en) | 2019-09-27 | 2019-09-27 | Injection mold for eye drop bottle stopper |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921630069.7U CN210999773U (en) | 2019-09-27 | 2019-09-27 | Injection mold for eye drop bottle stopper |
Publications (1)
Publication Number | Publication Date |
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CN210999773U true CN210999773U (en) | 2020-07-14 |
Family
ID=71507310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921630069.7U Active CN210999773U (en) | 2019-09-27 | 2019-09-27 | Injection mold for eye drop bottle stopper |
Country Status (1)
Country | Link |
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CN (1) | CN210999773U (en) |
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2019
- 2019-09-27 CN CN201921630069.7U patent/CN210999773U/en active Active
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