CN115214961B - A preform structure for easy demoulding and its production process - Google Patents
A preform structure for easy demoulding and its production process Download PDFInfo
- Publication number
- CN115214961B CN115214961B CN202210611994.5A CN202210611994A CN115214961B CN 115214961 B CN115214961 B CN 115214961B CN 202210611994 A CN202210611994 A CN 202210611994A CN 115214961 B CN115214961 B CN 115214961B
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- bottle
- embryo
- groove
- wall
- thin
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 210000001161 mammalian embryo Anatomy 0.000 claims abstract description 131
- 235000013361 beverage Nutrition 0.000 claims abstract description 75
- 238000007664 blowing Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims description 25
- 238000005516 engineering process Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D1/00—Rigid or semi-rigid containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material or by deep-drawing operations performed on sheet material
- B65D1/02—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents
- B65D1/0223—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents characterised by shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/70—Removing or ejecting blown articles from the mould
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
Abstract
The invention provides a bottle embryo structure convenient for demolding and a production process thereof, wherein the bottle embryo structure comprises a bottle embryo body in a test tube shape, the bottle embryo body consists of an embryo mouth, an embryo neck, an embryo body and an embryo bottom, the embryo neck, the embryo body and the embryo bottom enclose a gas flow cavity, the bottle embryo body can be embedded into an external forming die, the embryo mouth is opposite to an external bottle blowing mouth under the condition that the bottle embryo body is embedded into the forming die, the inner side wall of the embryo mouth is provided with a groove, the bottle embryo body is deformed into a thin-wall beverage bottle under the condition that the bottle blowing operation is completed, the groove forms a demolding groove, the shape of the end part of an external mechanical arm is matched with the shape of the demolding groove, and the end part of the mechanical arm can be clamped with the demolding groove. The invention is used for demolding the thin-wall beverage bottle with smooth surface.
Description
Technical Field
The invention relates to the technical field of bottle embryo structures convenient for demolding, in particular to a bottle embryo structure convenient for demolding and a production process thereof.
Background
Along with the continuous iteration of the beverage bottle structure, beverage bottle manufacturers need to continuously input cost to develop lightweight and low-cost beverage bottles in order to occupy the market, and in order to enable the beverage bottles produced by the beverage bottle manufacturers to meet the requirements of lightweight and low cost, PS materials are generally used for manufacturing thin-wall beverage bottles, but the thin-wall beverage bottles manufactured by the PS materials only have the defect of large brittleness, and are unfavorable for storage and transportation of the beverage bottles.
In addition, in order to realize the lightweight characteristics of beverage bottle, current beverage bottle manufacturing enterprise all carries out the shaping technology that the beverage bottle was realized through blowing the bottle to the bottle embryo, and need to the operation of shaping beverage bottle drawing of patterns after blowing the bottle to the bottle embryo, current beverage bottle manufacturing enterprise in order to make things convenient for the drawing of patterns, can be provided with structures such as multichannel strengthening rib in the outer wall of bottle embryo generally and increase frictional force, make things convenient for subsequent manipulator to carry out the centre gripping and drawing of patterns then, and specifically like a bottle embryo that the drawing of patterns is convenient for CN202122867056.5 of application number, it includes bottle embryo body, bottle embryo body comprises embryo mouth, embryo neck, embryo body and embryo bottom, the embryo neck of bottle embryo body is provided with drawing of patterns atress structure, just the embryo body of bottle embryo body is provided with drawing of patterns auxiliary structure, the embryo bottom of bottle embryo body is provided with embryo body reinforcing structure.
However, after the bottle blowing operation is completed, the bottle body of the formed beverage bottle is provided with a plurality of bulges, and the thin-wall beverage bottle with smooth surface is difficult to manufacture by using the bottle embryo. In addition, if the manipulator is used to clamp and demould a thin-walled beverage bottle with smooth surface, the clamping force of the manipulator needs to be strictly controlled, because once the clamping force of the manipulator is too small, the demould of the beverage bottle is difficult to realize, and too large, the situation that the manipulator clamps the thin-walled beverage bottle easily occurs, and the clamping force of the manipulator is difficult to accurately adjust, so that the reject ratio of the product is improved, which is a defect to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a bottle blank structure convenient for demolding and a production process thereof, which can be used for demolding a thin-wall beverage bottle with smooth surface.
Therefore, the bottle embryo structure convenient for demoulding comprises a bottle embryo body, wherein the bottle embryo body consists of an embryo mouth, an embryo neck, an embryo body and an embryo bottom, the bottle embryo body is in a test tube structure, the embryo neck, the embryo body and the embryo bottom enclose a gas flow cavity, the bottle embryo body can be embedded into an external forming die, the embryo mouth is opposite to an external bottle blowing mouth under the condition that the bottle embryo body is embedded into the forming die,
The inner side wall of the embryo mouth is provided with a groove, the top surface and the side surface of the groove form an included angle, and the included angle becomes a clamping hook part which can be hooked by an external manipulator under the condition that the bottle embryo body is deformed into a thin-wall beverage bottle by bottle blowing operation.
Further, the groove is annular and is arranged on the inner side wall of the embryo mouth.
Further, the outer side wall of the embryo mouth is also provided with a clamping groove for clamping by an external manipulator.
Further, the clamping groove is annular and is arranged on the outer side wall of the embryo mouth.
Further, a vertical projection of the groove is above a vertical projection of the clamping groove.
Further, the embryo mouth, the embryo neck, the embryo body and the embryo bottom are integrally compression-molded by PET plastic to form a bottle embryo body.
Further, the connection parts of the bottom surface of the groove and the side wall of the groove are provided with chamfers, and the angle between the two chamfers is 90 degrees.
Further, the thickness of the embryo body is consistent with that of the embryo bottom, the thickness of the embryo neck gradually decreases towards the direction of the embryo mouth, and the thickness of the embryo mouth is smaller than that of the embryo neck.
Further, the thickness ratio among the embryo mouth, the embryo neck, the embryo body and the embryo bottom is 1:1:0.5:0.45.
The production process is suitable for producing the bottle blank structure convenient for demoulding, the external forming film comprises a front die and a rear die which are oppositely pressed, the front die and the rear die are oppositely pressed to form a forming cavity, the structure of the forming cavity is adapted to the outer wall structure of the thin-wall beverage bottle, the contact area of the front die and the thin-wall beverage bottle is smaller than that of the rear die and the thin-wall beverage bottle,
In the process of forming the thin-wall beverage bottle, an external manipulator is embedded into the clamping groove to clamp the bottle embryo body until the bottle embryo body is placed into a forming cavity of the forming die, an embryo opening is placed close to an opening of the forming cavity, an external bottle blowing opening is embedded into the opening of the forming cavity and blows air to the embryo opening, the blown air flows in the air cavity, and the bottle embryo body expands until the outer wall of the bottle embryo body is attached to the surface of the forming cavity, so that the thin-wall beverage bottle is formed;
In the demoulding process of the thin-wall beverage bottle, the front mould is separated from the rear mould, the thin-wall beverage bottle is clamped in the rear mould, and the end part of the external manipulator is embedded into the bottle mouth of the thin-wall beverage bottle to be clamped with the demoulding groove, so that the thin-wall beverage bottle is separated from the rear mould.
Further, in the process of forming the thin-wall beverage bottle, the opening distance of the manipulator is larger than the diameter of the clamping groove, in the process of demolding the thin-wall beverage bottle, the opening distance of the manipulator is smaller than the diameter of the bottle mouth of the thin-wall beverage bottle, and under the condition that the end part of the manipulator is embedded into the demolding groove, the manipulator is opened until the end part of the manipulator abuts against the bottom surface or the side wall of the demolding groove.
The beneficial effects are that:
According to the bottle blank structure convenient to demolding, the annular groove is formed in the inner side wall of the blank opening of the bottle blank body, after bottle blowing operation is finished, the blank opening is deformed to form the inner wall of the bottle opening, the groove forms the demolding groove, the end part of the external manipulator is matched with the shape of the clamping hook part in the demolding groove, and the size of the demolding groove is fixed due to the fact that the bottle opening size of the thin-wall beverage bottle is fixed, so that the clamping force of the manipulator is not required to be adjusted in a complicated mode, only the opening angle of the manipulator after the manipulator stretches into the bottle opening is required to be set, the end part of the manipulator is controlled to be embedded into the demolding groove, the end part of the manipulator can be clamped with the clamping hook part, and accordingly the thin-wall beverage bottle can be demolded, and damage of the thin-wall beverage bottle in the demolding process is reduced.
The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present invention more readily apparent.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a cross-sectional view of a bottle preform structure of the present invention for facilitating demolding;
FIG. 2 is a schematic view of a part of the enlarged structure of FIG. 1A;
fig. 3 shows the structure of the molded thin-walled beverage bottle.
The reference numerals indicate 1-embryo mouth, 2-embryo neck, 3-embryo body, 4-embryo bottom, 5-demolding groove, 6-waist, 11-groove, 12-clamping groove and 51-clamping hook part.
Detailed Description
The invention will be further described with reference to the following examples.
See fig. 1 and 2, in this embodiment, a bottle blank structure convenient for demolding is provided, which includes a bottle blank body in a test tube shape, the bottle blank body is composed of a blank mouth 1, a blank neck 2, a blank body 3 and a blank bottom 4, the blank neck 2, the blank body 3 and the blank bottom 4 enclose a gas flow cavity, the bottle blank body can be embedded into an external forming die, in the case that the bottle blank body is embedded into the forming die, the blank mouth 1 is opposite to an external bottle blowing mouth, the inner side wall of the blank mouth 1 is provided with a groove 11, the top surface and the side surface of the groove 11 form an included angle, the included angle becomes a hook part 51 capable of being hooked by an external manipulator under the condition that the bottle blank body is deformed into a thin-wall beverage bottle in a bottle blowing operation, in the case that the bottle blowing operation is completed, see fig. 3, the groove 11 forms a demolding groove 5, the shape of the end of the external manipulator is adapted to the hook part 51 in the demolding groove 5, and the end of the manipulator can be clamped with the hook part 51 in the demolding groove 5. Through be provided with an annular recess 11 at embryo mouth 1 inside wall of bottle embryo body, after the bottle blowing operation is ended, embryo mouth 1 deformation forms the inner wall of bottleneck, recess 11 forms the drawing of patterns groove 5, the tip of outside manipulator and the shape looks adaptation of pothook portion 51 in the drawing of patterns groove 5, because the bottleneck size of thin wall beverage bottle is fixed, and the size of drawing of patterns groove 5 is also fixed, then the clamping strength of manipulator need not be adjusted in loaded down with trivial details, only need set up the manipulator and stretch into the opening angle after the bottleneck, the tip embedding of control manipulator is in the drawing of patterns groove 5, just can guarantee the tip of manipulator can with pothook portion 51 joint, and then can carry out the drawing of patterns to the thin wall beverage bottle, reduce the damage of thin wall beverage bottle in the drawing of patterns in-process.
In order to ensure that the end part of the manipulator can be embedded into the demolding groove 5, the groove 11 is annular and is arranged on the inner side wall of the blank mouth 1, so that the area of the demolding groove 5 can be ensured to be large enough after the groove 11 is deformed into the demolding groove 5, and the condition that the manipulator cannot be embedded into the demolding groove 5 is avoided.
In order to avoid changing the existing forming equipment and save manufacturing cost, the outer side wall of the blank mouth 1 is also provided with a clamping groove 12 used for clamping by an external manipulator, the inner side wall of the manipulator is embedded into the clamping groove 12 for clamping, and at the moment, because the manipulator clamps an unshaped bottle blank, even if the clamping force of the manipulator is not accurate, the clamping groove 12 of the bottle blank slightly deforms, the structure of the formed thin-wall beverage bottle cannot be influenced, and the reject ratio of products cannot be improved.
In order to ensure that the inner side wall of the manipulator can be embedded into the clamping groove 12, the clamping groove 12 is annular and is arranged on the outer side wall of the blank mouth 1, the clamping area of the manipulator is increased by the annular clamping groove 12, and the bottle blank body can be clamped.
The chamfer is all opened to the junction of recess 11 bottom surface and its lateral wall, and the angle between two chamfers is 90 degrees, can guarantee like this that the bottle embryo is at the in-process of blowing the bottle, makes things convenient for the chamfer of recess 11 top surface to become hook portion 51, and can be smoothly connected between the waist 6 of the thin wall beverage bottle that the chamfer of recess 11 bottom surface and grip groove 12 formed become, guarantees that the inner wall of thin wall beverage bottle is smooth to guarantee that the surface of the inner wall and the outer wall of thin wall beverage bottle is smooth, make the draw runner 5 that the blowing bottle formed be connected more smooth with the inner wall of thin wall product.
If the vertical projections of the two grooves are on the same straight line, the mechanical arm may deform the groove 11 in the process of clamping the clamping groove 12, which is not beneficial to the subsequent molding of the demolding groove 5, if the vertical projection of the clamping groove 12 is above the vertical projection of the groove 11, the mechanical arm may deform the blank mouth 1 in the process of clamping the clamping groove 12, the deformation of the blank mouth 1 may cause uneven thickness of the molded thin-wall beverage bottle, and the vertical projection of the groove 11 is above the vertical projection of the clamping groove 12, so that the problems can be avoided.
The bottle embryo body is formed by integrally compression molding PET plastic through the embryo mouth 1, the embryo neck 2, the embryo body 3 and the embryo bottom 4, so that PS plastic can be avoided, and the manufactured thin-wall beverage bottle has the effects of light weight and strong toughness.
The thickness of the embryo body 3 is consistent with that of the embryo bottom 4, the thickness of the embryo neck 2 gradually decreases towards the direction of the embryo mouth 1, and the thickness of the embryo mouth 1 is smaller than that of the embryo neck 2.
In order to ensure that the thin-wall beverage bottle can be uniformly molded, the thickness of the embryo mouth 1 is 0.85cm, the thickness of the embryo neck 2 is 1.07cm, the thickness of the embryo body 3 is 2cm, the thickness of the embryo bottom 4 is 2cm, and the thickness ratio of the four is 1:1:0.5:0.45.
The production process is suitable for producing the bottle blank structure convenient for demoulding, the external forming film comprises a front die and a rear die which are oppositely pressed, the front die and the rear die are oppositely pressed to form a forming cavity, the structure of the forming cavity is adapted to the outer wall structure of the thin-wall beverage bottle, the contact area of the front die and the thin-wall beverage bottle is smaller than that of the rear die and the thin-wall beverage bottle,
In the process of forming the thin-wall beverage bottle, an external manipulator is embedded into the clamping groove 12 to clamp the bottle embryo body until the bottle embryo body is placed into a forming cavity of a forming die, the embryo mouth 1 is placed close to an opening of the forming cavity, an external bottle blowing opening is embedded into the opening of the forming cavity and blows air to the embryo mouth 1, the blown air flows in the air cavity, and the bottle embryo body expands until the outer wall of the bottle embryo body is attached to the surface of the forming cavity, so that the thin-wall beverage bottle is formed;
in the demoulding process of the thin-wall beverage bottle, the front mould is separated from the rear mould, the thin-wall beverage bottle is clamped in the rear mould, and the end part of the external manipulator is embedded into the bottle mouth of the thin-wall beverage bottle to be clamped with the demoulding groove 5, so that the thin-wall beverage bottle is separated from the rear mould.
In order to avoid changing mechanical equipment and reduce production cost, the opening distance of the manipulator is larger than the diameter of the clamping groove 12 in the process of forming the thin-wall beverage bottle, the opening distance of the manipulator is smaller than the diameter of the bottle mouth of the thin-wall beverage bottle in the process of demolding the thin-wall beverage bottle, and the manipulator is opened until the end of the manipulator abuts against the bottom surface or the side wall of the demolding groove 5 under the condition that the end of the manipulator is embedded into the demolding groove 5. Therefore, the bottle blowing process can be realized by only adjusting the moving track and the opening distance of the manipulator, the clamping force requirements of the manipulator are not strict in the adjusting mode, the production process in the embodiment can be suitable for new bottle blowing equipment or old bottle blowing equipment, and the production cost is reduced as much as possible.
The bottle blowing operation is a conventional bottle blowing operation, which necessarily includes a step of thermoforming, and will not be described herein. According to the application, equipment used in bottle blowing operation is not required to be changed, only the opening angle or the opening distance of the existing manipulator is required to be adjusted, the clamping force of the manipulator is not required to be adjusted, the debugging time for a technician to debug the clamping force of the manipulator is reduced, the structure of the equipment is not required to be changed, and the production cost of beverage bottle manufacturers is greatly reduced.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a production technology of bottle embryo structure convenient to drawing of patterns, bottle embryo structure includes the bottle embryo body that is test tube form, bottle embryo body comprises embryo mouth, embryo neck, embryo body, embryo end, and embryo neck, embryo body, embryo end enclose into the gas flow chamber, and bottle embryo body can imbed in the moulded die of outside, under the condition that bottle embryo body imbeds the moulded die, embryo mouth and outside bottle blowing mouth opposition, its characterized in that:
The inner side wall of the embryo mouth is provided with a groove, the top surface and the side surface of the groove form an included angle, and the included angle becomes a clamping hook part which can be hooked by an external manipulator under the condition that the bottle embryo body is deformed into a thin-wall beverage bottle by bottle blowing operation;
the outer side wall of the blank mouth is also provided with a clamping groove for clamping by an external manipulator;
The external forming film comprises a front die and a rear die which are oppositely pressed, the front die and the rear die are oppositely pressed to form a forming cavity, the structure of the forming cavity is adapted to the outer wall structure of the thin-wall beverage bottle, the contact area of the front die and the thin-wall beverage bottle is smaller than that of the rear die and the thin-wall beverage bottle,
In the process of forming the thin-wall beverage bottle, an external manipulator is embedded into the clamping groove to clamp the bottle embryo body, the bottle embryo body is placed into a forming cavity of a forming die, an embryo opening is placed close to an opening of the forming cavity, an external bottle blowing opening is embedded into the opening of the forming cavity and blows air to the embryo opening, the blown air flows in the air cavity, the bottle embryo body expands until the outer wall of the bottle embryo body is attached to the surface of the forming cavity, so that the thin-wall beverage bottle is formed, after the bottle blowing operation is finished, the embryo opening is deformed into the inner wall of a bottle opening, and a groove forms a demolding groove;
In the demoulding process of the thin-wall beverage bottle, the front mould is separated from the rear mould, the thin-wall beverage bottle is clamped in the rear mould, and the end part of the external manipulator is embedded into the bottle mouth of the thin-wall beverage bottle to be clamped with the demoulding groove, so that the thin-wall beverage bottle is separated from the rear mould.
2. The process for producing a bottle preform structure for facilitating demolding according to claim 1, wherein the groove is annular and is provided on an inner side wall of the preform opening.
3. The process for producing a bottle preform structure for facilitating demolding according to claim 1, wherein the holding groove is annular and provided on an outer side wall of the preform opening.
4. A process for producing bottle embryo structures for facilitating demolding according to claim 3 wherein the vertical projection of the groove is above the vertical projection of the holding groove.
5. The process for producing a bottle embryo structure convenient for demolding according to claim 1 wherein the embryo mouth, the embryo neck, the embryo body and the embryo bottom are all integrally compression molded by PET plastic to form a bottle embryo body.
6. The process for producing a bottle preform structure for facilitating demolding according to claim 1, wherein the thickness of the preform body is identical to the thickness of the preform bottom, the thickness of the preform neck is gradually reduced toward the direction of the preform mouth, and the thickness of the preform mouth is smaller than the thickness of the preform neck.
7. The process for producing a bottle preform structure convenient to demold according to claim 1, wherein the connection parts of the bottom surface of the groove and the side wall of the groove are provided with chamfers, and the angle between the two chamfers is 90 degrees.
8. The process for producing a bottle preform structure convenient to demolding according to claim 1, wherein the opening distance of the manipulator is larger than the diameter of the clamping groove in the process of molding the thin-wall beverage bottle, the opening distance of the manipulator is smaller than the diameter of the bottle mouth of the thin-wall beverage bottle in the process of demolding the thin-wall beverage bottle, and the manipulator is opened until the end of the manipulator abuts against the bottom surface or the side wall of the demolding groove under the condition that the end of the manipulator is embedded into the demolding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210611994.5A CN115214961B (en) | 2022-05-31 | 2022-05-31 | A preform structure for easy demoulding and its production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210611994.5A CN115214961B (en) | 2022-05-31 | 2022-05-31 | A preform structure for easy demoulding and its production process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115214961A CN115214961A (en) | 2022-10-21 |
| CN115214961B true CN115214961B (en) | 2025-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210611994.5A Active CN115214961B (en) | 2022-05-31 | 2022-05-31 | A preform structure for easy demoulding and its production process |
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| CN (1) | CN115214961B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0789560A (en) * | 1993-06-28 | 1995-04-04 | Nissei Asb Mach Co Ltd | Bottle neck structure for mounting snap-on type cap and injection molding for preform |
| CN217624617U (en) * | 2022-05-31 | 2022-10-21 | 金富科技股份有限公司 | A bottle embryo structure that is easy to demould |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1161745A (en) * | 1966-11-01 | 1969-08-20 | Cornelis Brink | Improvements in Containers Moulded from a Plastics Material |
| CN207273849U (en) * | 2017-05-31 | 2018-04-27 | 广州西力机械有限公司 | A kind of bottle blowing machine gripper formula Warming head |
| CN208290384U (en) * | 2018-03-28 | 2018-12-28 | 台州市黄岩达意隆模具有限公司 | A kind of preform mould |
| CN214983098U (en) * | 2021-05-28 | 2021-12-03 | 青岛苏氏科技股份有限公司 | Special bottle embryo of two knot with safeguard function |
| CN216329988U (en) * | 2021-11-27 | 2022-04-19 | 宏全食品包装(清新)有限公司 | PET bottle preform with fold line-shaped structure |
-
2022
- 2022-05-31 CN CN202210611994.5A patent/CN115214961B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0789560A (en) * | 1993-06-28 | 1995-04-04 | Nissei Asb Mach Co Ltd | Bottle neck structure for mounting snap-on type cap and injection molding for preform |
| CN217624617U (en) * | 2022-05-31 | 2022-10-21 | 金富科技股份有限公司 | A bottle embryo structure that is easy to demould |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115214961A (en) | 2022-10-21 |
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