CN112172091A - Bottle blowing machine bed die turning device - Google Patents

Bottle blowing machine bed die turning device Download PDF

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Publication number
CN112172091A
CN112172091A CN202011055373.0A CN202011055373A CN112172091A CN 112172091 A CN112172091 A CN 112172091A CN 202011055373 A CN202011055373 A CN 202011055373A CN 112172091 A CN112172091 A CN 112172091A
Authority
CN
China
Prior art keywords
die
shaft
bottom die
blowing machine
bottle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011055373.0A
Other languages
Chinese (zh)
Inventor
张晓飞
董腾中
刘丁丁
吴书朋
于荣鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Newamstar Packagin Machinery Co Ltd
Original Assignee
Jiangsu Newamstar Packagin Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Newamstar Packagin Machinery Co Ltd filed Critical Jiangsu Newamstar Packagin Machinery Co Ltd
Priority to CN202011055373.0A priority Critical patent/CN112172091A/en
Publication of CN112172091A publication Critical patent/CN112172091A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B29C49/4205—Handling means, e.g. transfer, loading or discharging means
    • B29C49/42069—Means explicitly adapted for transporting blown article
    • 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

Abstract

The invention discloses a bottom die overturning device of a bottle blowing machine, which comprises a die carrier support, a bottom die support, a swing arm, a bottom die swing rod, a space connecting rod and a bottom die, wherein the swing arm can rotate around the axial lead of a first shaft and is connected to the die carrier support; the second shaft is arranged between two ends of the bottom die swing rod; when the mold is opened, the swing arm is used for driving the bottom mold swing rod to enable the other end of the bottom mold swing rod to turn towards the bottle taking manipulator side around the axis line direction of the second shaft. The bottom die overturning device of the bottle blowing machine can be matched with a bottle taking manipulator to synchronously demould while overturning the bottom die. In the same die opening process, the stroke of the bottom die is smaller, the running acceleration of the bottom die is smaller, the vibration and the impact are relatively smaller, and the stability and the reliability of the motion of the bottom die are stronger.

Description

Bottle blowing machine bed die turning device
Technical Field
The invention relates to the technical field of bottle blowing, in particular to a bottom die turnover device of a bottle blowing machine.
Background
The bottle blowing machine is a key device for producing various containers for liquid packaging, has strict requirements on various procedures, has high requirements on mutual matching, and has strict requirements on the process of separating the bottom of the container from a bottom die.
In the bottle taking process of a bottle blowing machine with a traditional mechanism, after an opening and closing die is opened at a certain angle, a bottom die descends to the bottom of a container and is completely separated from the bottom die, and then a bottle taking manipulator takes out the container. In the traditional mechanism, in order to ensure the bottle taking time, the time from the beginning of the descending of the bottom die to the complete separation from the container is short, the acceleration of the descending of the bottom die is large, the stroke of the bottom die is large, the vibration and the impact are relatively large, and the stability and the reliability of the motion of the bottom die are poor.
Disclosure of Invention
The invention aims to provide a bottom die turnover device of a bottle blowing machine, wherein the bottom die can be synchronously demoulded by matching with a bottle taking manipulator while being turned over, and the demould is completed after the bottom die is turned over in place. In the same die opening process, the stroke of the bottom die is smaller, the running acceleration of the bottom die is smaller, the vibration and the impact are relatively smaller, and the stability and the reliability of the motion of the bottom die are stronger.
In order to achieve the purpose, the invention adopts the technical scheme that:
a bottom die turnover device of a bottle blowing machine comprises a die carrier support, a bottom die support fixedly connected to the die carrier support, a swing arm rotatably connected to the die carrier support around the axial lead direction of a first shaft, a bottom die swing rod rotatably connected to the bottom die support around the axial lead direction of a second shaft, a space connecting rod with two ends respectively hinged to one end of the swing arm and one end of the bottom die swing rod through spherical joint bearings fixedly connected to the space connecting rod, and a bottom die fixedly connected to the other end of the bottom die swing rod; the second shaft is arranged between two ends of the bottom die swing rod;
when the mold is opened, the swing arm is used for driving the bottom mold swing rod to enable the other end of the bottom mold swing rod to turn towards the bottle taking manipulator side around the axis line direction of the second shaft.
Preferably, the first axis extends in a vertical direction and is perpendicular to the second axis.
Preferably, the first shaft can rotate around the axis line direction of the first shaft and is arranged in the die carrier bracket; the device also comprises a swing rod fixedly connected to the first shaft, a first side die and a second side die which can rotate around the axial lead direction of a third shaft and are connected to the die carrier support and used for mutually matched opening and closing dies, a first connecting rod with two ends respectively rotatably connected to the swing rod and the first side die, and a second connecting rod with two ends respectively rotatably connected to the swing arm and the second side die;
the swing arm links firmly in on the primary shaft, the swing arm is used for driving first side forms with when the second side forms is run from opposite directions the mould, the swing arm still is used for synchronous drive the die block pendulum rod makes its other end wind the axial lead direction orientation of second axle get a bottle manipulator side upset.
More preferably, the third axis extends in a vertical direction and is parallel to the first axis and perpendicular to the second axis.
More preferably, the turning track of the bottom die center and the axis of the third shaft are located in the same plane.
More preferably, one end of the first connecting rod and one end of the second connecting rod are coaxially and rotatably connected to the swing rod.
Preferably, the top of the bottom die is provided with a forming spherical surface.
Preferably, a forming ring is arranged at the top of the bottom die.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: according to the bottom die overturning device of the bottle blowing machine, the bottom die can be synchronously demoulded by matching with a bottle taking manipulator while overturning, and the demoulding is completed after the bottom die is overturned in place. The problem of just can begin to take out the bottle in traditional mechanism bottom mould need with the bottle after breaking away from completely is solved. In the same die opening process, the stroke of the bottom die is smaller, the running acceleration of the bottom die is smaller, the vibration and the impact are relatively smaller, the moving stability and the reliability of the bottom die are stronger, and the running speed of the whole machine is favorably improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the apparatus of the present invention;
FIG. 2 is a schematic structural view of a bottom mold in a mold closing state;
fig. 3 is a schematic structural view of the bottom mold in the mold-open state.
Wherein: 1. a mold frame support; 2. a bottom die support; 3. a first shaft; 4. swinging arms; 5. a second shaft; 6. a bottom die swing rod; 7. a space link; 8. bottom die; 9. forming a spherical surface; 10. a swing rod; 11. a third axis; 12. a first side form; 13. a second side form; 14. a first link; 15. a second link.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings.
Referring to fig. 1-3, the bottom die turnover device of the bottle blowing machine comprises a die carrier support 1, a bottom die support 2 fixedly connected to the die carrier support 1, a first shaft 3 arranged in the die carrier support 1 and capable of rotating around the axial lead direction of the first shaft, a swing arm 4 fixedly connected to the first shaft 3, a bottom die swing rod 6 rotatably connected to the bottom die support 2 and capable of rotating around the axial lead direction of a second shaft 5, a space connecting rod 7 with two ends respectively hinged to one end of the swing arm 4 and one end of the bottom die swing rod 6 through spherical joint bearings fixedly connected to the space connecting rod, and a bottom die 8 fixedly connected to the other end of the bottom die swing.
In the present embodiment, the first shaft 3 extends in a vertical direction and is perpendicular to the second shaft 5. Namely, the motion plane of the swing arm 4 is vertical to the motion plane of the bottom die swing rod 6. The second shaft 5 is arranged between two ends of the bottom die swing rod 6. Referring to fig. 1, the part of the bottom die swing link 6 above the second shaft 5 and the part thereof below the second shaft 5 form an angle with each other, the opening direction of the bottom die swing link deviates from the space connecting rod 7, and the whole bottom die swing link 6 is located on the left side of the right end of the space connecting rod 7. The bottom die 8 is higher than the second shaft 5, and one end of the bottom die swing rod 6, which is spherically hinged on the space connecting rod 7, is lower than the second shaft 5.
The top of the bottom die 8 is provided with a forming mechanism used for matching the bottom forming of the bottle blank. The forming mechanism may be planar. In this embodiment, the forming mechanism is a forming spherical surface 9 protruding from the top of the bottom mold 8, and the forming spherical surface 9 and the bottom mold 8 are integrally formed. After the bottle blank is blow molded in the mold, the molding spherical surface 9 is attached to the bottom of the bottle body in a matching way. In another embodiment, the forming mechanism is a forming ring protruding from the top of the bottom mold 8, and the forming ring is integrally formed with the bottom mold 8. After the bottle blank is blow molded in the mold, the molding ring is used for matching with the ring arranged on the bottom side part of the bottle body. In other embodiments, the shaping means may also be formed by a combination of shaped spherical surfaces 9 and shaped rings.
Referring to fig. 1, a cam rotor is connected below the swing arm 4, and the cam rotor rolls on the cam guide rail to realize regular swing of the swing arm 4. When the mold is opened, the swing arm 4 is used for driving the bottom mold swing rod 6 to enable the other end of the bottom mold swing rod to turn towards the bottle taking manipulator (not shown in the figure) around the axis direction of the second shaft 5 through the space connecting rod 7. Through this setting, when the upset, get a bottle manipulator and can pull the bottle side in step and move. Through the control to getting the motion of bottle manipulator, can prevent to get and take place to interfere between bottle process and the die block 8 upset process. The bottle-taking path of the bottle-taking robot extends curvilinearly in a horizontal direction, i.e., from left to right in fig. 2-3.
The bottle blowing machine base mold turnover device further comprises a swing rod 10 fixedly connected to the first shaft 3, a first side mold 12 and a second side mold 13 which can be rotatably connected to the mold frame support 1 around the axial lead direction of the third shaft 11 and are used for mutually matched opening and closing the molds, a first connecting rod 14 with two ends rotatably connected to the swing rod 10 and the first side mold 12 respectively, and a second connecting rod 15 with two ends rotatably connected to the swing arm 4 and the second side mold 13 respectively. In the present embodiment, the third axis 11 is parallel to the first axis 3. One ends of the first connecting rod 14 and the second connecting rod 15 are coaxially and rotatably connected to the swing rod 10.
In the embodiment, when the swing arm 4 swings in the forward direction (the swing rod 10 rotates to be close to the first side die 12 and the second side die 13), the first connecting rod 14 and the second connecting rod 15 are relatively opened, and the first side die 12 and the second side die 13 are driven to be relatively closed and matched; when the swing arm 4 swings reversely (the swing rod 10 rotates to be far away from the first side die 12 and the second side die 13), the first connecting rod 14 and the second connecting rod 15 are relatively close to each other, and the first side die 12 and the second side die 13 are driven to be relatively opened and opened.
The swing arm 4 is used for driving the first side mold 12 and the second side mold 13 to be opened from each other, and is also used for synchronously driving the bottom mold swing rod 6 to enable the other end of the bottom mold swing rod to turn around the axial lead direction of the second shaft 5 towards the bottle taking manipulator side, so that the bottle taking manipulator can take bottles synchronously.
The turning track of the center of the bottom die 8 and the axial lead of the third shaft 11 are positioned in the same plane. The bottle-taking manipulator and the third shaft 11 are respectively arranged at two opposite sides of the bottom die 8. Through this setting, die block 8 has shortened the stroke of getting the bottle manipulator towards the opening center upset of first side forms 12 and second side forms 13. Can be convenient for get bottle manipulator and take out the bottle from the die cavity fastest, when the open interval of first side form 12 and second side form 13 is slightly greater than the external diameter of bottle promptly, can outwards take out the bottle from this clearance through getting bottle manipulator.
The first side form 12 and the second side form 13 are collectively referred to as one, and the bottom form 8 is referred to as the other. One of the two is provided with a wedge-shaped ring groove, and the other is provided with a wedge-shaped snap ring which is clamped into the wedge-shaped ring groove. Wherein, clearance fit is adopted between the wedge-shaped ring groove and the wedge-shaped snap ring.
When the die is opened, the displacement of the bottom die 8 in the vertical direction is smaller than the gap between the wedge-shaped snap ring and the wedge-shaped ring groove, and an approximate rest period of the bottom die 8 in the vertical direction is formed. After the wedge-shaped ring groove is completely separated from the wedge-shaped clamping ring, the bottom die 8 is laterally overturned while the bottle taking mechanical arm takes out the bottles, and the bottle taking mechanical arm is matched to take out the bottles.
During die assembly, the bottom die 8 is turned back to be close to the vertical direction, and the wedge-shaped clamping ring can enter the wedge-shaped ring groove. After the wedge-shaped snap ring enters the wedge-shaped ring groove, the displacement of the bottom die 8 in the vertical direction is smaller than the gap between the wedge-shaped snap ring and the wedge-shaped ring groove, and an approximate rest period of the bottom die 8 in the vertical direction is formed.
The following specifically explains the working process of this embodiment:
see fig. 2-3 for an illustration:
when the mold is opened, the swing arm 4 swings reversely to drive the first side mold 12 and the second side mold 13 to open and open the mold relatively; after the wedge-shaped ring groove is completely separated from the wedge-shaped clamping ring, the space connecting rod 7 drives the bottom die 8 to turn clockwise, at the moment, a bottle is taken rightwards by the bottle taking manipulator along the horizontal direction, and when the bottom die 8 is turned over to be completely separated from the bottom of the bottle body, the bottle taking manipulator takes out the bottle body from the mold cavity;
during die assembly, the swing arm 4 swings in the positive direction to drive the first side die 12 and the second side die 13 to be relatively folded and assembled; meanwhile, the bottom die 8 is driven by the space connecting rod 7 to be overturned anticlockwise to be close to vertical until the wedge-shaped clamping ring enters the wedge-shaped ring groove.
The above-mentioned embodiments are merely illustrative of the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the scope of the present invention.

Claims (8)

1. The utility model provides a bottle blowing machine bed die turning device which characterized in that: the die holder comprises a die holder support, a die holder support fixedly connected to the die holder support, a swing arm rotatably connected to the die holder support around the axial lead direction of a first shaft, a die holder swing rod rotatably connected to the die holder support around the axial lead direction of a second shaft, a space connecting rod with two ends respectively hinged to one ends of the swing arm and the die holder swing rod through spherical joint bearings fixedly connected to the space connecting rod, and a die holder fixedly connected to the other end of the die holder swing rod; the second shaft is arranged between two ends of the bottom die swing rod;
when the mold is opened, the swing arm is used for driving the bottom mold swing rod to enable the other end of the bottom mold swing rod to turn towards the bottle taking manipulator side around the axis line direction of the second shaft.
2. The bottle blowing machine base mold turnover device of claim 1, wherein: the first axis extends in a vertical direction and is perpendicular to the second axis.
3. The bottle blowing machine base mold turnover device of claim 1, wherein: the first shaft can rotate around the axis line direction of the first shaft and is arranged in the die carrier bracket; the device also comprises a swing rod fixedly connected to the first shaft, a first side die and a second side die which can rotate around the axial lead direction of a third shaft and are connected to the die carrier support and used for mutually matched opening and closing dies, a first connecting rod with two ends respectively rotatably connected to the swing rod and the first side die, and a second connecting rod with two ends respectively rotatably connected to the swing arm and the second side die;
the swing arm links firmly in on the primary shaft, the swing arm is used for driving first side forms with when the second side forms is run from opposite directions the mould, the swing arm still is used for synchronous drive the die block pendulum rod makes its other end wind the axial lead direction orientation of second axle get a bottle manipulator side upset.
4. The bottle blowing machine base mold turnover device of claim 3, wherein: the third axis extends in a vertical direction, is parallel to the first axis, and is perpendicular to the second axis.
5. The bottle blowing machine base mold turnover device of claim 3, wherein: and the overturning track at the center of the bottom die and the axial lead of the third shaft are positioned in the same plane.
6. The bottle blowing machine base mold turnover device of claim 3, wherein: one ends of the first connecting rod and the second connecting rod are coaxially and rotatably connected to the swing rod.
7. The bottle blowing machine base mold turnover device of claim 1, wherein: and a forming spherical surface is arranged at the top of the bottom die.
8. The bottle blowing machine base mold turnover device of claim 1, wherein: and a forming ring is arranged at the top of the bottom die.
CN202011055373.0A 2020-09-30 2020-09-30 Bottle blowing machine bed die turning device Pending CN112172091A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011055373.0A CN112172091A (en) 2020-09-30 2020-09-30 Bottle blowing machine bed die turning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011055373.0A CN112172091A (en) 2020-09-30 2020-09-30 Bottle blowing machine bed die turning device

Publications (1)

Publication Number Publication Date
CN112172091A true CN112172091A (en) 2021-01-05

Family

ID=73946054

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011055373.0A Pending CN112172091A (en) 2020-09-30 2020-09-30 Bottle blowing machine bed die turning device

Country Status (1)

Country Link
CN (1) CN112172091A (en)

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