CN223849938U

CN223849938U - Bottle blowing mould capable of automatically ejecting bottle bottom movable block

Info

Publication number: CN223849938U
Application number: CN202520294269.9U
Authority: CN
Inventors: 冯锡伟; 冯锡兆; 罗灿; 左华贵; 陈健强; 何杨华; 郭婉珊; 罗金海
Original assignee: Zhongshan South China Packaging Products Co ltd
Current assignee: Zhongshan South China Packaging Products Co ltd
Priority date: 2025-02-24
Filing date: 2025-02-24
Publication date: 2026-01-30
Anticipated expiration: 2035-02-24

Abstract

The utility model discloses a bottle blowing die capable of automatically ejecting a movable block at the bottom of a bottle, and relates to the technical field of bottle manufacturing. Including left mould, right mould and hold-down subassembly, form the shaping die cavity between left mould and right mould, be equipped with the bottle end movable block that can vertical movement on the left mould, shaping cavity intercommunication bottle end movable block is equipped with the elastic component between bottle end movable block and the left mould, and the elastic component is used for making bottle end movable block vertically keep away from the shaping die cavity, and when left mould was close to right mould, hold-down subassembly and bottle end movable block cooperation were used for making bottle end movable block be close to the shaping die cavity. When the bottle is required to be blown, the left die is close to the right die, the pressing assembly is matched with the bottle bottom movable block, the bottle bottom movable block is close to the forming cavity, and in the demolding process, the bottle bottom movable block is automatically ejected, so that the bottle bottom movable block is not easy to scrape down the bottle and scratch the bottle, automatic production is realized, the bottle does not need to be taken out manually, and the production efficiency is higher.

Description

Bottle blowing mould capable of automatically ejecting bottle bottom movable block

Technical Field

The utility model relates to the technical field of bottle manufacturing, in particular to a bottle blowing die capable of automatically ejecting a movable block at the bottom of a bottle.

Background

A bottle blowing mold is a mold specially designed for manufacturing hollow plastic products, and is generally produced by using materials such as PET (polyethylene terephthalate). Such a mold plays a critical role in the production of plastic bottles by placing a heated plastic preform in the mold and blowing it into a bottle of a predetermined shape using high pressure air.

In the process of producing the bottle, the marking is needed to be engraved on the bottom of the bottle, in the prior art, when the bottle is blown by high-pressure air, the marking can be formed on the bottom of the bottle through the bottom of the bottle, but in the prior art, the bottom of the bottle is usually fixed with the mold and is not movable, and the bottle is easy to scrape down when being demolded, so that the bottle needs to be taken out manually, full-automatic production cannot be performed, and the production efficiency is lower.

Disclosure of utility model

The utility model provides a bottle blowing die capable of automatically ejecting a bottle bottom movable block, which aims to overcome the defect that the bottle bottom movable block cannot be automatically ejected, and a bottle body is easy to scrape down during demolding, so that the bottle is required to be manually taken out and cannot be fully-automatically produced, and the production efficiency is low.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a bottle blowing mould that can pop out bottle end movable block automatically, includes left mould, right mould and compresses tightly the subassembly, form the shaping chamber between left mould and the right mould, be equipped with the bottle end movable block that can vertical movement on the left mould, shaping chamber intercommunication bottle end movable block, bottle end movable block with be equipped with the elastic component between the left mould, the elastic component is used for making bottle end movable block is vertical to be kept away from the shaping chamber, left mould is close to when the right mould, compress tightly the subassembly with bottle end movable block cooperation is used for making bottle end movable block is close to the shaping chamber. The bottle blowing mould capable of automatically ejecting the bottle bottom movable block is characterized in that the bottle bottom movable block is provided with the first guide inclined plane, the pressing assembly comprises a first pressing piece, the first pressing piece is provided with the second guide inclined plane, and the first guide inclined plane is matched with the second guide inclined plane to enable the bottle bottom movable block to be close to the forming cavity.

The bottle blowing mould capable of automatically ejecting the bottle bottom movable block is characterized in that the left mould and the bottle bottom movable block are provided with the corresponding mounting cavities, and the mounting cavities are used for mounting the elastic pieces.

The bottle blowing mould capable of automatically ejecting the bottle bottom movable block is provided with the blind holes, the guide posts are arranged between the blind holes, one ends of the guide posts are fixed on the left mould, the other ends of the guide posts are arranged on the blind holes, and the bottle bottom movable block moves along the axial direction of the guide posts.

The bottle blowing mould capable of automatically ejecting the bottle bottom movable block is characterized in that a mounting groove is formed between the left mould and the right mould, the forming cavity is communicated with the mounting groove, and the mounting groove is used for mounting the bottle bottom movable block.

The bottle blowing mould capable of automatically ejecting the bottle bottom movable block comprises the left mounting groove arranged on the left mould, wherein the left mounting groove is internally provided with the limiting block, and the limiting block and the inner wall of the left mounting groove form a movable groove for the bottle bottom movable block to move.

The bottle blowing mould capable of automatically ejecting the bottle bottom movable block comprises the bottle bottom molding column and the mounting seat, and the bottle bottom molding column is detachably fixed on the mounting seat.

The bottle blowing mould capable of automatically ejecting the bottle bottom movable block is characterized in that the elastic piece is a spring.

The bottle blowing die capable of automatically ejecting the bottle bottom movable block comprises a left back plate and a right back plate, wherein the left die is installed on the left back plate, and the right die is installed on the right back plate.

Compared with the prior art, the bottle bottom movable block is arranged on the left die, the elastic piece is arranged between the bottle bottom movable block and the left die, when demolding is needed, the left die is far away from the right die, the elastic piece enables the bottle bottom movable block to be far away from the forming cavity, so that the bottle bottom movable block can be automatically ejected, when bottle blowing is needed, the left die is close to the right die, the pressing component is matched with the bottle bottom movable block, the bottle bottom movable block is close to the forming cavity, and the bottle bottom movable block is automatically ejected in the demolding process, so that the bottle bottom movable block is not easy to scrape and scratch the bottle, automatic production is realized, manual bottle taking is not needed, and production efficiency is higher.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of an explosive structure of the present utility model, FIG. 1;

FIG. 2 is a schematic diagram of the explosive structure of the present utility model, FIG. 2;

FIG. 3 is a schematic view of a pop-up perspective structure of the movable block at the bottom of the bottle of the utility model;

FIG. 4 is a schematic view of the utility model with the bottom movable block not ejected;

FIG. 5 is a schematic drawing of a non-pop-up section of the movable block of the bottle bottom of the present utility model;

FIG. 6 is a schematic drawing of an ejection section of the movable block of the bottle bottom of the present utility model.

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.

The bottle blowing die capable of automatically ejecting the bottle bottom movable block comprises a left die 1, a right die 2 and a pressing assembly 5, wherein a forming cavity 3 is formed between the left die 1 and the right die 2, the left die 1 is provided with the bottle bottom movable block 4 capable of vertically moving, the forming cavity 3 is communicated with the bottle bottom movable block 4, an elastic piece 41 is arranged between the bottle bottom movable block 4 and the left die 1, the elastic piece 41 is used for enabling the bottle bottom movable block 4 to be vertically far away from the forming cavity 3, and when the left die 1 is close to the right die 2, the pressing assembly 5 is matched with the bottle bottom movable block 4 to enable the bottle bottom movable block 4 to be close to the forming cavity 3. After the bottle bottom movable block is arranged on the left die, the elastic piece is arranged between the bottle bottom movable block and the left die, when demolding is needed, the left die is far away from the right die, the elastic piece enables the bottle bottom movable block to be far away from the forming cavity, so that the bottle bottom movable block can be automatically ejected, when bottle blowing is needed, the left die is close to the right die, the pressing component is matched with the bottle bottom movable block, the bottle bottom movable block is close to the forming cavity, and in the demolding process, the bottle bottom movable block is automatically ejected, so that the bottle bottom movable block is not easy to scratch and scratch the bottle, automatic production is realized, the bottle does not need to be manually taken out, and the production efficiency is higher.

As a specific embodiment, but not limited to, in order to enable the left mold 1 to approach the right mold 2, the movable bottom block 4 can approach the molding cavity 3, the movable bottom block 4 is provided with a first guiding inclined surface 42, the pressing assembly 5 includes a first pressing member 51, the first pressing member 51 is provided with a second guiding inclined surface 511, and the first guiding inclined surface 42 cooperates with the second guiding inclined surface 511 to enable the movable bottom block 4 to approach the molding cavity 3. Because the first guiding inclined plane 42 and the second guiding inclined plane 511 are inclined planes, and the first guiding inclined plane 42 is attached to the second guiding inclined plane 511, when the left die 1 is close to the right die 2, the corresponding first guiding inclined plane 42 is close to the second guiding inclined plane 511, and the inclined planes are matched, so that along with the continuous matching and approaching movement of the first guiding inclined plane 42 and the second guiding inclined plane 511, the bottle bottom movable block 4 can also move close to the forming cavity 3, and the purpose that the bottle bottom movable block 4 automatically approaches to the forming cavity 3 is achieved. The pressing assembly 5 further comprises a second pressing member 52, the first pressing member 51 being disposed opposite to the second pressing member 52 and the second pressing member 52 being fixed to the left die 1. The second pressing member 52 can serve as a guide during the movement of the bottle bottom movable block 4.

Further, in order to make the left mold 1 and the right mold 2 separate from each other, the movable block 4 at the bottom of the bottle automatically pops up for demolding, the left mold 1 and the movable block 4 at the bottom of the bottle are provided with corresponding installation cavities 6, and the installation cavities 6 are used for installing the elastic members 41. The elastic member 41 is a spring. One end of the elastic piece 41 is abutted on the left die 1, the other end is abutted on the bottle bottom movable block 4, when the left die 1 is far away from the right die 2, the bottle bottom movable block is ejected upwards due to the elastic force of the elastic piece 41, so that the purpose of automatic demoulding is achieved.

As a specific embodiment, but not limited to, in order to enable the bottle bottom movable block 4 to stably perform axial movement, the bottle bottom movable block 4 is provided with a blind hole 44, a guide post 43 is disposed between the blind holes 44, one end of the guide post 43 is fixed on the left mold 1, the other end of the guide post is disposed on the blind hole 44, and the bottle bottom movable block 4 axially moves along the guide post 43. The guide post 43 can be a screw with a threaded bottom, the threads at the bottom of the screw are fixed by being in threaded fit with a left die, and the top of the guide post 43 is provided with a hexagonal flat head which is matched with a blind hole, so that the bottle bottom movable block 4 can axially move along the guide post 43 but cannot be separated from the guide post 43.

Further, in order to enable the bottle bottom movable block 4 to be better installed between the left die 1 and the right die 2, an installation groove 7 is formed between the left die 1 and the right die 2, the forming cavity 3 is communicated with the installation groove 7, and the installation groove 7 is used for installing the bottle bottom movable block 4.

As a specific embodiment, but not limited to, in order that the bottle bottom movable block 4 cannot be easily separated when the bottle bottom movable block 4 moves on the mounting groove 7, the mounting groove 7 includes a left mounting groove 71 provided on the left mold 1, a stopper 72 is provided in the left mounting groove 71, and the stopper 72 and the inner wall of the left mounting groove 71 form a movable groove 73 for the bottle bottom movable block 4 to move. The mounting groove 7 comprises a left mounting groove 71 and a right mounting groove, a limiting block 72 is arranged on the left mounting groove 71, a movable groove 73 is formed by the side wall of the limiting block 72 and the inner wall of the left mounting groove 71, the bottle bottom movable block 4 moves along the movable groove 73, and the left mounting groove 71 and the right mounting groove form the mounting groove 7 for the bottle bottom movable block 4 to move.

Further, in order to facilitate the formation of different types of marks on the bottle bottom, the bottle bottom movable block 4 comprises a bottle bottom molding column 45 and a mounting seat 46, and the bottle bottom molding column 45 is detachably fixed on the mounting seat 46. Because the bottle bottom molding column 45 can be disassembled, when the bottle bottom with different patterns is manufactured, the bottle bottom molding column 45 is only required to be disassembled, and the bottle bottom molding column 45 with different marks is installed on the installation seat 46.

As a specific embodiment, but not limited to, in order to make the mold less fragile during manufacturing, the mold includes a left back plate 8 and a right back plate 9, the left mold 1 is mounted on the left back plate 8, and the right mold 2 is mounted on the right back plate 9. When manufacturing the bottle, the left die 1 and the right die 2 can generate impact when being close to each other, and the left backboard 8 and the right backboard 9 can well absorb the impact, so that the die is prevented from being damaged due to overlarge impact.

The specific working principle of the utility model is as follows:

When the bottle is blown, the raw material is carried out to the forming cavity 3, the left die 1 is relatively close to the right die 2 at the moment, as shown in fig. 4 and 5, the first guide inclined surface 42 is matched with the second guide inclined surface 511, so that the bottle bottom movable block 4 is close to the forming cavity 3, the corresponding bottle bottom molding column 45 enters the forming cavity 3, a mark is generated at the bottle bottom in the bottle forming process, after the bottle is processed, the left die 1 is far away from the right die 2, the elastic piece enables the bottle bottom movable block 4 to pop out at the moment, as shown in fig. 3 and 6, and the generated bottle is conveyed out of the die, so that the production of the bottle can be completed. In the demolding process, the bottle bottom movable block automatically pops up, so that the bottle bottom movable block is not easy to scrape down the bottle and scratch the bottle, automatic production is realized, the bottle is not required to be taken out manually, and the production efficiency is higher.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Can pop out bottle blowing mould of bottle end movable block voluntarily, a serial communication port, including left mould (1), right mould (2) and hold-down subassembly (5), form shaping chamber (3) between left mould (1) and right mould (2), be equipped with bottle end movable block (4) that can vertical removal on left mould (1), shaping chamber (3) intercommunication bottle end movable block (4), bottle end movable block (4) with be equipped with elastic component (41) between left mould (1), elastic component (41) are used for making bottle end movable block (4) are vertical keep away from shaping chamber (3), left mould (1) are close to when right mould (2), hold-down subassembly (5) with bottle end movable block (4) cooperation is used for making bottle end movable block (4) are close to shaping chamber (3).

2. Bottle blowing mould capable of automatically ejecting a movable block of a bottle bottom according to claim 1, characterized in that a first guiding inclined plane (42) is arranged on the movable block (4) of the bottle bottom, the pressing assembly (5) comprises a first pressing piece (51), the first pressing piece (51) is provided with a second guiding inclined plane (511), and the first guiding inclined plane (42) is matched with the second guiding inclined plane (511) to enable the movable block (4) of the bottle bottom to be close to the forming cavity (3).

3. Bottle blowing mould capable of automatically ejecting a movable block of a bottle bottom according to claim 1, characterized in that the left mould (1) and the movable block (4) of the bottle bottom are provided with corresponding mounting cavities (6), and the mounting cavities (6) are used for mounting the elastic piece (41).

4. The bottle blowing die capable of automatically ejecting the bottle bottom movable block according to claim 1, wherein the bottle bottom movable block (4) is provided with blind holes (44), guide posts (43) are arranged between the blind holes (44), one ends of the guide posts (43) are fixed on the left die (1), the other ends of the guide posts are arranged on the blind holes (44), and the bottle bottom movable block (4) moves along the axial direction of the guide posts (43).

5. The bottle blowing die capable of automatically ejecting the bottle bottom movable block according to claim 1, wherein a mounting groove (7) is formed between the left die (1) and the right die (2), the forming cavity (3) is communicated with the mounting groove (7), and the mounting groove (7) is used for mounting the bottle bottom movable block (4).

6. The bottle blowing die capable of automatically ejecting the bottle bottom movable block according to claim 5, wherein the mounting groove (7) comprises a left mounting groove (71) arranged on the left die (1), a limiting block (72) is arranged in the left mounting groove (71), and the limiting block (72) and the inner wall of the left mounting groove (71) form a movable groove (73) for the bottle bottom movable block (4) to move.

7. Bottle blowing mould capable of automatically ejecting a movable block of a bottle bottom according to claim 1, characterized in that the movable block of a bottle bottom (4) comprises a bottle bottom molding column (45) and a mounting seat (46), and the bottle bottom molding column (45) is detachably fixed on the mounting seat (46).

8. A bottle blowing mould capable of automatically ejecting a movable block of a bottle bottom according to claim 3, characterized in that the elastic member (41) is a spring.

9. The bottle blowing die capable of automatically ejecting a bottle bottom movable block according to claim 1, comprising a left back plate (8) and a right back plate (9), wherein the left die (1) is mounted on the left back plate (8), and the right die (2) is mounted on the right back plate (9).