CN111660543A

CN111660543A - Bottleneck spinning structure

Info

Publication number: CN111660543A
Application number: CN202010512073.4A
Authority: CN
Inventors: 连运增; 王大洲; 邹伊鹏
Original assignee: EURO ASIA PACKAGING (GUANGDONG) CO LTD
Current assignee: EURO ASIA PACKAGING (GUANGDONG) CO LTD
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-09-15

Abstract

The invention discloses a bottle mouth spinning structure, which comprises a spinning main body, wherein one end of the spinning main body can be used for a bottle mouth to stretch into, a roller which can be used for the end part of the bottle mouth to abut against is arranged on the spinning main body along the radial direction, and a spinning part which can spin and level the upper end surface of a bottle mouth flanging when the roller rotates along with the spinning main body is arranged on the roller. The bottle mouth spinning device drives the rollers to rotate together by rotating the spinning main body, and the rollers are provided with the spinning parts capable of spinning the upper end surfaces of the bottle mouth turnups when the rollers rotate along with the spinning main body, so that the original arc surfaces of the upper end surfaces of the turnups can be spun into planes.

Description

Bottleneck spinning structure

[ technical field ] A method for producing a semiconductor device

The invention relates to a bottle mouth spinning structure.

[ background of the invention ]

In order to better connect and fix the packaging bottle and the bottle cap, when the bottle mouth of the packaging bottle is processed, a flanging machine is usually used for flanging the vertical bottle mouth outwards, as shown in fig. 6, a flanging with an arc-shaped upper end face is formed, and the bottle cap can be connected with the flanging position; however, the flanging structure processed by the flanging machine is adopted, the upper end face of the flanging is an arc face, when the flanging structure is connected with the bottle cap, as the bottle body and the bottle cap belong to the point-to-face contact, the contact area is small, the phenomenon of gas or liquid leakage in the bottle is easy to occur under the condition of large pressure intensity in the bottle body, and the safety and the stability are poor.

In order to solve the problem that the sealing performance is poor after the flanging bottle mouth and the bottle cap are connected, the cutter is usually used for cutting the plane of the arc-shaped flanging of the bottle mouth, although the arc-shaped flanging is cut into the plane, the following various problems can also occur during processing: 1. cutting off the inner coating of the bottle mouth to be damaged by a cutter; 2. the bottle mouth is uneven, and the cutting surface is easy to generate a knife shake and a wavy knife line, which can also cause leakage; 3. the cutting through phenomenon is easy to occur when the cutting amount is not controlled well, and the bottle mouth is damaged; 4. the cutting tool cuts chips at high speed, and the chips are easily stuck at too high temperature, so that the chips are not favorable or scratched; 5. chips generated by the cut bottle mouth easily enter the tank to form foreign matters, the cleaning is difficult, and a chip suction device is required to be added; 6. the machining by using the cutting knife is complex, the accuracy is not high, and the automatic machining cannot be realized.

The present invention has been made in view of the above problems.

[ summary of the invention ]

The invention aims to provide a bottle mouth spinning structure aiming at the defects of the prior art, wherein a spinning part on a roller is driven to rotate by a spinning main body, so that the upper end surface of a bottle mouth flanging is rotated and flattened, the spinning main body rotates relative to a bottle mouth, the stress on the upper end surface of the flanging is uniform, the upper end surface of the flanging after being processed can form a complete plane, and the processing stability of the bottle mouth is ensured.

In order to solve the technical problems, the invention provides the following technical scheme:

a bottle mouth spinning structure is characterized by comprising a spinning main body, wherein one end of the spinning main body can be used for a bottle mouth to stretch into, a roller which can be used for the end part of the bottle mouth to abut against is arranged on the spinning main body along the radial direction, and a spinning part which can spin the upper end face of a bottle mouth turning edge when the roller rotates along with the spinning main body is arranged on the roller.

The bottle mouth spinning structure is characterized in that a spinning main shaft is arranged at the axial position of the spinning main body, and a positioning sleeve for fixing a bottle mouth is rotatably arranged on the spinning main shaft.

The bottle mouth spinning structure is characterized in that the roller is provided with a limiting part which can prevent the flanging side face of the bottle mouth from outwards opening and deforming during spinning.

The bottle mouth spinning structure is characterized in that the spinning part is a cylindrical step shaft which is arranged on the roller, is used for the upper end face of the bottle mouth flanging to abut against and is coaxial with the roller, and the diameter of the cylindrical step shaft is smaller than that of the roller.

The bottle mouth spinning structure is characterized in that the roller is rotatably arranged on the spinning main body through a roller bearing.

The bottle mouth spinning structure is characterized in that the positioning sleeve is rotatably connected with the spinning main shaft through the positioning sleeve bearing, the spinning main shaft is provided with a limiting boss for one end of the positioning sleeve bearing to lean against, and the other end of the positioning sleeve bearing is fixed on the spinning main shaft through a nut.

The bottle mouth spinning structure is characterized in that a protective cover is arranged outside the spinning main body.

The bottle mouth spinning structure is characterized in that a plurality of rollers capable of freely rotating are arranged on the spinning main body along the radial direction, and each roller is provided with a spinning part.

Compared with the prior art, the bottle mouth spinning structure has the following beneficial effects:

1. according to the bottle mouth spinning structure, the roller is driven to rotate together by rotating the spinning main body, the spinning part capable of spinning the upper end face of the bottle mouth flanging when the roller rotates along with the spinning main body is arranged on the roller, the original arc-shaped face of the upper end face of the flanging can be spun into a plane, when the bottle mouth spinning structure is connected with a bottle cap, the contact area between the bottle body and the bottle cap can be increased due to the fact that the upper end face of the flanging is the plane, the sealing performance of the whole bottle body is further improved, no debris is generated in the whole processing process, secondary pollution is avoided, the structure is simple, the processing accuracy is high, and the integrity of an inner.

2. The axial position of the spinning main body is provided with the spinning main shaft, the spinning main shaft is rotatably provided with the positioning sleeve, the bottle opening is fixed on the positioning sleeve, the bottle opening is prevented from displacing when the rotating device rotates, the positioning sleeve can position the bottle opening, the spinning main body can rotate relative to the bottle opening, and the machining accuracy is guaranteed.

3. The roller of the invention freely rotates through the roller bearing, so that the roller can rotate along with the spinning main body, the friction force between the roller and the bottle mouth is reduced, and the integrity of the coating in the bottle mouth is ensured.

[ description of the drawings ]

The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a bottom view of the present invention;

FIG. 3 is a cross-sectional view of the AA plane of FIG. 2;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a schematic view of the invention during finish machining;

FIG. 6 is a schematic view of a bottle mouth prior to processing;

FIG. 7 is a schematic view of a bottle mouth after spinning;

wherein: 1. spinning the main body; 101. the upper end surface of the bottle opening flanging; 102. the side surface of a bottle opening flanging; 11. spinning a main shaft; 111. a limiting boss; 2. a roller; 21. a limiting part; 3. a cylindrical step shaft; 4. a positioning sleeve; 41. a locating sleeve bearing; 5. a roller bearing; 6. a shield.

[ detailed description ] embodiments

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

As shown in fig. 1 to 7, in the present embodiment, a bottle mouth spinning structure includes a spinning main body 1 having one end into which a bottle mouth can extend, a roller 2 which is arranged on the spinning main body 1 and along a radial direction and can be abutted by an end of the bottle mouth, and a spinning portion which can spin and flatten an upper end surface 101 of a bottle mouth flanging when rotating along with the spinning main body 1 is arranged on the roller 2; according to the bottle mouth spinning structure, the roller is driven to rotate by rotating the spinning main body, and the spinning part capable of spinning the upper end face of the bottle mouth flanging when the roller rotates along with the spinning main body is arranged on the roller, so that the original arc-shaped face of the upper end face of the flanging can be spun into a plane, the contact area between the bottle body and the bottle cover can be increased when the bottle mouth spinning structure is connected with the bottle cover, the sealing performance of the bottle body is further increased, no scraps are generated in the whole processing process, the pollution is reduced, the structure is simple, the processing accuracy is high, and the integrity of an inner coating.

As shown in fig. 1 to 7, in the present embodiment, a spinning spindle 11 is disposed at an axial position of the spinning body 1, and a positioning sleeve 4 for fixing a bottle mouth is rotatably disposed on the spinning spindle 11. In this embodiment, spinning

main shaft

11 and 1 fixed connection of spinning main part, the bottleneck rotates through fixed cover 4 and connects on spinning main shaft 11, when spinning main part 1 rotates, roller 2 follows spinning main part 1 and rotates, spinning portion 3 on the roller 2 can carry out spinning to a week of whole bottleneck, improves spinning's accuracy, position sleeve 4 both can play the positioning action to the bottleneck, can fix the bottleneck again, and the roller can carry out spinning to the bottleneck when spinning main part 1 rotates.

As shown in fig. 1 to 7, as a preferred embodiment of the present invention, the roller 2 is provided with a limiting portion 21 capable of preventing the mouth flanging side surface 102 from outward stretching and deforming during spinning, and in order to prevent the mouth flanging side surface 102 from outward stretching and deforming under pressure during the spinning process of the spinning portion on the roller 2 on the mouth flanging side surface 101, the roller 3 is provided with a limiting portion 21 abutting against the mouth flanging side surface 102 to prevent the mouth flanging side surface 102 from deforming, and the limiting portion 21 can play a role in installation and guide on the mouth when the bottle body is inserted into the main body 1.

As shown in fig. 1 to 7, in the present embodiment, the screwing part is a cylindrical step shaft 3 which is arranged on the roller 2 and is used for the upper end surface 101 of the bottle mouth flanging to abut against and is arranged coaxially with the roller 2, and the diameter of the cylindrical step shaft 3 is smaller than that of the roller 2; in the embodiment, because the roller 2 is rotatably arranged on the spinning main body 1, when the roller 2 rotates, the upper end face of the bottle mouth flanging can be spun at any position on the circumferential surface of the cylindrical step shaft 3 contacting with the upper end face of the bottle mouth flanging.

As shown in fig. 1 to 7, in this embodiment, the roller 2 is rotatably disposed on the spinning main body 1 through the roller bearing 5, so that a rotation effect of the roller 2 can be ensured, the roller itself can also rotate while the spinning main body 1 drives the roller 2 to perform a circular motion, a friction force between the cylindrical step shaft 3 and an upper end surface of the bottle opening flanging during spinning is reduced, and integrity of the coating is ensured.

In some embodiments of the present invention, the spinning main body 1 is divided into an upper half and a lower half, the two halves are fixed by screws, the roller 2 is mounted between the upper half and the lower half by the roller bearing 5, after the upper half and the lower half are disassembled, the roller 2 can be disassembled from the spinning main body 1, and the turnups with different calibers can be processed by replacing the roller 2.

As shown in fig. 1 to 7, as a preferred embodiment of the present invention, the positioning sleeve 4 is rotatably connected to the spinning spindle 11 through a positioning sleeve bearing 41, a limiting boss 111 for abutting against one end of the positioning sleeve bearing 41 is disposed on the spinning spindle 11, and the other end of the positioning sleeve bearing 41 is fixed on the spinning spindle 11 through a nut; for bottle mouths with different calibers, the positioning sleeve 4 can be replaced to position, and the bearing sleeve 41 and the positioning sleeve 4 can be detached from the spinning spindle 11 only by rotating the nut, so that the replacement is convenient.

As shown in fig. 1 to 7, in the present embodiment, a protection cover 6 is provided outside the spinning body 1; the protective cover 6 is arranged on the outer side of the spinning main body 1, so that the roller 2 can be prevented from being separated from the spinning main body 1 when rotating, splashing damage to an adjacent object is caused, and safety performance is improved.

As shown in fig. 1 to 7, as a preferred embodiment of the present invention, a plurality of rollers 2 capable of freely rotating are arranged on the spinning main body 1 in the radial direction, the number of the rollers may be 2, 3, 4, 5, 6 or more, as long as the rollers can be mounted on the spinning main body 1, and when a plurality of rollers 2 rotate, the bottle mouth can be spun simultaneously, so that the spinning accuracy is higher.

The spinning processing process of the bottle mouth comprises the following steps:

as shown in figure 5, a bottle body with a flanged bottle mouth is prepared, a large disc of a diameter reducing machine drives a whole bottle mouth spinning device to move towards the direction of the bottle body, the bottle mouth stretches into a spinning main body 1 and fixes the bottle mouth on a positioning sleeve 4, meanwhile, the flanged edge of the bottle mouth reaches a spinning part of a roller 2, the whole bottle mouth spinning device is driven to rotate through an external driving device, the bottle mouth is fixed with the positioning sleeve 4, the roller 2 is driven to do circular motion when the spinning main body 1 rotates, the spinning part on the roller 2 spins an upper end face 101 of the bottle mouth flanged edge when the roller rotates, as shown in figure 7, the upper end of the bottle mouth flanged edge can form a circle of flat plane through spinning, the side face 102 of the bottle mouth flanged edge cannot deform through abutting against the limiting part 21, when the bottle mouth after spinning is connected with a bottle cap, the contact area can be increased.

The above examples are merely preferred embodiments of the present invention, and other embodiments of the present invention are possible, such as a reasonable combination of the technical solutions described in the examples. Those skilled in the art can make equivalent changes or substitutions without departing from the spirit of the present invention, and such equivalent changes or substitutions are included in the scope set forth in the claims of the present application.

Claims

1. The bottle mouth spinning structure is characterized by comprising a spinning main body (1) with one end allowing a bottle mouth to stretch into, wherein a roller (2) capable of allowing the end part of the bottle mouth to abut against is arranged on the spinning main body (1) along the radial direction, and a spinning part capable of spinning and leveling the upper end face (101) of a bottle mouth flanging when the roller (2) rotates along with the spinning main body (1) is arranged on the roller.

2. The bottle mouth spinning structure according to claim 1, characterized in that a spinning main shaft (11) is arranged at an axial position of the spinning main body (1), and a positioning sleeve (4) for fixing the bottle mouth is rotatably arranged on the spinning main shaft (11).

3. The structure of spinning a bottle mouth according to claim 2, characterized in that the roller (2) is provided with a limiting part (21) which can prevent the flanging side (102) of the bottle mouth from expanding outwards and deforming during spinning.

4. The bottleneck spinning structure of claim 1, wherein the spinning part is a cylindrical step shaft (3) which is arranged on the roller (2) and is used for the upper end surface (101) of the bottleneck flanging to abut against and is arranged coaxially with the roller (2), and the diameter of the cylindrical step shaft (3) is smaller than that of the roller (2).

5. A bottleneck spinning structure according to claim 4, characterized in that the roller (2) is rotatably arranged on the spinning main body (1) through a roller bearing (5).

6. The bottle mouth spinning structure according to claim 2, wherein the positioning sleeve (4) is rotatably connected with the spinning spindle (11) through a positioning sleeve bearing (41), a limiting boss (111) for abutting against one end of the positioning sleeve bearing (41) is arranged on the spinning spindle (11), and the other end of the positioning sleeve bearing (41) is fixed on the spinning spindle (11) through a nut.

7. A bottleneck spinning structure according to claim 1, characterized in that the spinning main body (1) is provided with a protective cover (6) on the outside.

8. A bottle mouth spinning structure according to claim 2, characterized in that a plurality of rollers (2) capable of freely rotating are arranged on the spinning main body (1) along the radial direction, and a spinning part is arranged on each roller (2).