CN211871795U

CN211871795U - Forming system of special-shaped glass bottle

Info

Publication number: CN211871795U
Application number: CN201922287714.6U
Authority: CN
Inventors: 虞珺
Original assignee: Guangdong Huaxing Glass Co
Current assignee: Guangdong Huaxing Glass Co
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-11-06
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a molding system of a special-shaped glass bottle, which comprises a primary mold and a molding mold; the primary mould comprises a first primary mould half mould, a second primary mould half mould, a primary mould core and a choke plug; the first primary mould half mould and the second primary mould half mould are oppositely arranged to form a primary mould inner cavity for forming a blank; the first primary die half die and the second primary die half die are provided with first ear ring parts which are oppositely arranged, the choke plug is arranged far away from the first ear ring parts, so that the inner cavity of the primary die is obliquely arranged towards one side far away from the first ear ring parts, and a preset included angle is formed between the central axis of the blank and a vertical line; the forming die is used for secondary forming of the blank. Implement the utility model discloses, can improve the shaping quality of shaped glass bottle.

Description

Forming system of special-shaped glass bottle

Technical Field

The utility model relates to a daily glass bottle jar production technical field especially relates to a molding system of special-shaped glass bottle.

Background

In the prior art, a line machine is generally adopted to carry out industrial production of the special-shaped glass bottles. The special-shaped glass bottle is subjected to primary molding sequentially through the primary mold side to obtain a blank; and (3) blowing the blank to be expanded on the side of the forming die, and then tightly attaching the blank to the die wall of the forming die to obtain the finished product of the special-shaped glass bottle.

For the special-shaped glass bottle with the lug, the glass material on the lug hanging side is limited by the mould during the forming, the extending speed of the glass material is not consistent with that of the glass material on the lug-free side, and the material blank is deviated to the lug side; and the lug-free side cannot be effectively cooled and shaped, and blanks cannot be uniformly distributed, so that the conditions of uneven thickness of the bottle body and the bottle bottom glass, low yield and the like are caused.

Disclosure of Invention

The utility model aims to solve the technical problem that a shaping system of dysmorphism glass bottle is provided, the shaping quality of dysmorphism glass bottle can be improved.

In order to solve the technical problem, the utility model provides a molding system of a special-shaped glass bottle, which comprises a primary mold and a molding mold;

the primary mould comprises a first primary mould half mould, a second primary mould half mould, a primary mould core and a choke plug; the first primary mould half mould and the second primary mould half mould are oppositely arranged to form a primary mould inner cavity for forming a blank;

the first primary die half die and the second primary die half die are provided with first ear ring parts which are oppositely arranged, the choke plug is arranged far away from the first ear ring parts, so that the inner cavity of the primary die is obliquely arranged towards one side far away from the first ear ring parts, and a preset included angle is formed between the central axis of the blank and a vertical line;

the forming die is used for secondary forming of the blank.

As an improvement of the technical scheme, the included angle is 3-8 degrees.

As an improvement of the above technical solution, the forming mold includes a first forming half mold, a second forming half mold, a blow head, and a forming mold bottom, the first forming half mold and the second forming half mold are disposed opposite to each other to form a forming mold cavity, and the first forming half mold and the second forming half mold are provided with a second ear ring portion adapted to the first ear ring portion.

As an improvement of the above technical solution, a first tangent plane is arranged on the outer wall of the first forming half die, and a second tangent plane adapted to the first tangent plane is arranged on the outer wall of the second forming half die;

and a transverse cooling device is arranged on one side far away from the first tangent plane and the second tangent plane.

As an improvement of the above technical solution, the second ear ring portion is disposed on the same side as the first cut surface and the second cut surface.

As an improvement of the above technical solution, a first clamping groove is provided on the first forming half die, a second clamping groove is provided on the second forming half die, and the first clamping groove is adapted to the second clamping groove.

As an improvement of the above technical solution, the first and second molding half molds have vertical cooling holes formed therein.

As an improvement of the technical scheme, the vertical cooling hole is arranged on the outer side of the inner cavity of the forming die.

Implement the utility model discloses, following beneficial effect has:

the utility model discloses a primary mould inner chamber sets up to the lopsidedness of keeping away from first earring portion, and the central line of the blank of formation is predetermined angle with vertical direction, through overturning to forming die in, because the earring side is different with the extension rate of no earring side when the shaping for the blank, above-mentioned angle can compensate no earring side, makes the center of blank be in central point and puts, and the body thickness of the special-shaped glass bottle of formation is unanimous, and glass thickness is even and the body is not inclined to the bottom at the bottom of the bottle.

Furthermore, a first tangent plane is arranged on the outer wall of the first forming half die, a second tangent plane is arranged on the outer wall of the second forming half die, the second lug ring part is arranged on the same side with the first tangent plane and the second tangent plane, a transverse cooling device is arranged on one side far away from the first tangent plane and the second tangent plane, and cooling air generated by the transverse cooling device can cool the lug-free ring side so that the profiled glass bottle on the lug-free ring side can be cooled and shaped.

Drawings

Fig. 1 is a schematic view of a primary mold according to the present invention;

fig. 2 is a perspective view of a forming die according to the present invention;

fig. 3 is a plan view of the forming die according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.

Referring to fig. 1 and 2, the utility model provides a molding system of a special-shaped glass bottle, which comprises a primary mold 1 and a molding mold 2;

the primary mould 1 comprises a first primary mould half mould 11, a second primary mould half mould 12, a primary mould core 13 and a choke plug 14; the first primary mould half 11 and the second primary mould half 12 are oppositely arranged to form a primary mould inner cavity 15 for forming the blank 3;

the first primary mould half mould 11 and the second primary mould half mould 12 are provided with first ear ring parts 16 which are oppositely arranged, the choke plug 14 is arranged far away from the first ear ring parts 16, so that the primary mould inner cavity 15 is obliquely arranged towards one side far away from the first ear ring parts 16, and a preset included angle is formed between the central axis of the blank 3 and a vertical line;

the molding die 2 is used for secondary molding of the preform 3.

Specifically, the top of primary mould inner chamber 15 is equipped with blanking fill 17, blanking fill 17 and vexed head 14 cooperation setting, the bottom of primary mould inner chamber 15 is equipped with primary mould core 13. After the glass raw materials fall into the blanking hopper 17, the choke plug 14 presses on the blanking hopper 17, and the primary mold core 13 performs primary bottle blowing on the glass raw materials to obtain a blank 3; the bulkhead 14 is far away from the first ear ring part 16, so that the primary mould inner cavity 15 is obliquely arranged to one side far away from the first ear ring part 16, and the formed blank 3 is obliquely arranged. The central line of the choke plug 14 and the central line of the initial mould 1 are eccentrically arranged, and the offset of the central line of the choke plug 14 and the central line of the initial mould 1 can be calculated through the included angle. The blank 3 comprises an earring and a bottle body, and the blank 3 is subjected to secondary forming through the forming die 2. In the forming die 2, the obliquely arranged blank 3 is influenced by the die with the lug ring side, the extension rate of the lug ring-free side is higher, so that the included angle between the central axis of the blank 3 and the vertical line is compensated, and the central axis of the finally formed glass bottle is coincided with the central axis of the forming die 2. The body and the bottle bottom of the glass bottle are uniform in thickness, and the body is arranged in the vertical direction.

The angle of the included angle is related to a number of factors including the size of the vial, the position of the first collar portion 16, the rate of extension of the glass, and the rate of cooling. The utility model adopts the prior primary mould 1 to test so as to obtain the angle of the glass bottle to be compensated in the forming mould 2, which is 3-8 degrees.

Referring to fig. 2 and 3, the molding die 2 includes a first molding half 21, a second molding half 22, a blow head 23, and a molding die bottom 24, the first molding half 21 and the second molding half 22 are disposed opposite to each other to form a molding die cavity 25, and the first molding half 21 and the second molding half 22 are provided with a second ear ring portion 26 adapted to the first ear ring portion 16. Specifically, the blowing head 23 is arranged above the forming die cavity 25, the blank 3 is placed in the forming die cavity 25, the earring of the blank 3 is placed in the second earring part 26, and the blowing head 23 blows the blank 3 to blow the blank 3 into a glass bottle.

A first tangent plane 211 is arranged on the outer wall of the first forming half die 21, and a second tangent plane 221 matched with the first tangent plane 211 is arranged on the outer wall of the second forming half die 22; a lateral cooling device (not shown) is disposed on a side away from the first cut surface 211 and the second cut surface 221. The lateral cooling device (not shown in the drawings) comprises a plurality of laterally arranged air nozzles, and the air nozzles cool the local part of the forming mold 2 so as to improve the cooling effect of the specific part of the glass bottle.

The second ear ring part 26 is arranged on the same side as the first cut surface 211 and the second cut surface 221, so that the transverse cooling device (not shown in the drawing) can cool the shoulder of the glass bottle without the ear ring side, the cooling rate of the shoulder of the glass bottle is improved, the thickness of the side of the glass bottle without the ear ring is uniform, and the bottom deviation phenomenon of the glass bottle is reduced.

In order to accurately position the first forming half die 21 and the second forming half die 22 after being fastened, a first clamping groove 212 is formed in the first forming half die 21, a second clamping groove 222 is formed in the second forming half die 22, and the first clamping groove 212 is matched with the second clamping groove 222. Locking pins (not shown) are inserted into the first and

second card slots

212, 222.

In addition, vertical cooling holes 27 are provided in both the first and

second mold halves

21, 22. The vertical cooling holes 27 are provided outside the molding die cavity 25. Cooling air is blown from the vertical cooling holes 27 from bottom to top to take away heat of the forming die 2, and the forming quality of the glass bottle is improved.

To sum up, the utility model discloses a set up in the lopsidedness that first earring portion 16 was kept away from to the primary mould inner chamber 15 for the material base 3 that forms is to no earring lopsidedness. The included angle between the central axis of the preform 3 and the vertical line is used for compensating the angle of the preform 3 inclined to the eared side due to the difference in the extension rate of the eared side and the earless side of the preform 3 limited by the mold in the molding mold 2. Further, the transverse cooling device (not shown in the drawing) is arranged at one side far away from the second lug ring part 26, so that the cooling efficiency of the non-lug ring side in the blank 3 is improved, and the body of the formed glass bottle is uniform and has no inclined bottom.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. A molding system of a special-shaped glass bottle is characterized by comprising a primary mold and a molding mold;

the forming die is used for secondary forming of the blank.

2. The system of claim 1, wherein the included angle is between 3 ° and 8 °.

3. The system of claim 1, wherein the forming mold comprises a first forming mold half, a second forming mold half, a blowing head and a forming mold bottom, the first forming mold half and the second forming mold half are arranged opposite to each other to form a forming mold cavity, and the first forming mold half and the second forming mold half are provided with second lug portions matched with the first lug portions.

4. The system of claim 3, wherein the first mold half has a first cut on its outer wall, and the second mold half has a second cut adapted to the first cut on its outer wall;

5. The system of claim 4, wherein the second ear portion is disposed on the same side as the first and second cut surfaces.

6. The system of claim 3, wherein the first mold half has a first slot and the second mold half has a second slot, the first slot being adapted to the second slot.

7. The system of claim 3, wherein vertical cooling holes are provided in both the first and second mold halves.

8. The system of claim 7, wherein the vertical cooling holes are located outside of the forming mold cavity.