CN213472181U - Diameter-adjustable bubble support - Google Patents
Diameter-adjustable bubble support Download PDFInfo
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- CN213472181U CN213472181U CN202022249101.6U CN202022249101U CN213472181U CN 213472181 U CN213472181 U CN 213472181U CN 202022249101 U CN202022249101 U CN 202022249101U CN 213472181 U CN213472181 U CN 213472181U
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- upper plate
- belt
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Abstract
The utility model discloses an adjustable diameter membrane bubble eyelidretractor, including upper plate and hypoplastron, set up the round hole that supplies the membrane bubble to pass at the center of upper plate and hypoplastron, through four stand fixed connection between upper plate and the hypoplastron, be provided with driving motor in the top of upper plate, driving motor's output shaft passes the upper plate and at the terminal fixedly connected with drive wheel of output shaft, has a plurality of vertical rotation axes around round hole circumference evenly distributed between upper and lower board, the rotation axis passes through the bearing frame and rotates with upper and lower board respectively and is connected, and the one end that is close to the upper plate lower surface at every rotation axis is provided with two belt synchronizing wheels, has many stabilizing roller at two belt synchronizing wheel below horizontal parallel, and many stabilizing roller on the adjacent rotation axis all extend according to clockwise or anticlockwise and enclose into the external regular polygon's of membrane bubble shape. The film bubble supporting device can flexibly and conveniently adjust the diameter of the enclosed polygonal inscribed circular film bubble, improves the production efficiency and improves the film blowing quality.
Description
Technical Field
The utility model particularly relates to an adjustable diameter bubble eyelidretractor belongs to inflation film manufacturing machine technical field among the packaging machinery.
Background
The film blowing is a plastic processing method, which means a plastic processing technology that plastic particles are heated and melted and then blown into a film, and generally adopts the steps of extruding a polymer to form a tubular film blank, blowing the tubular film to the required thickness by high-pressure air under the condition of better melt flow, and cooling and shaping to obtain the film.
The existing film blowing machine causes uneven film cooling due to the fact that film bubbles are inclined by cooling air, so that the transverse thickness of a film is uneven, obvious wrinkles are caused after accumulation, measurement data of a label falling experiment, a film tearing experiment, a film friction coefficient and the like are influenced, and quality is influenced. In order to stabilize the bubble, the prior art generally adopts a bubble support device to control the central position of the bubble not to shift or swing, so as to ensure the bubble to run stably. The bubble support generally comprises a ring-shaped frame, in which a plurality of stabilizing rollers are mounted, and in operation, the stabilizing rollers are arranged in a circle, each of which surrounds a bubble in the center, and the horizontal projection direction of the stabilizing rollers is distributed around and tangent to a circle, the diameter of which is called the diameter of the support frame, thereby stabilizing the bubble. However, in the actual production process, the films with different specifications and widths need to be produced according to the requirements of customers, so that the diameters of the supporters need to be frequently adjusted, the diameter of the supporters in the prior art is inconvenient to adjust, and the centers of the supporters are easy to deviate after being adjusted, so that the produced films are twisted and wrinkles are generated.
Disclosure of Invention
Not enough to prior art, the utility model provides an adjustable diameter bubble eyelidretractor, its aim at solve current device diameter adjust inconvenient, adjust the easy off tracking problem in back center.
The technical scheme of the utility model is that: the adjustable-diameter bubble support comprises an upper plate and a lower plate, wherein the upper plate and the lower plate are rectangular, the upper plate and the lower plate are arranged in an overlapped mode at a certain interval in the vertical direction, a round hole for a bubble to pass through is formed in the center of the upper plate and the center of the lower plate, the upper plate and the lower plate are fixedly connected through four stand columns, and the stand columns are arranged on the periphery of the round hole and distributed at four corners of the rectangles of the upper plate and the lower plate; a driving motor is arranged above the upper plate, an output shaft of the driving motor penetrates through the upper plate, and a driving wheel is fixedly connected to the tail end of the output shaft and is positioned below the upper plate; three or more vertical rotating shafts are uniformly distributed between the upper plate and the lower plate around the circumference of the circular hole, the rotating shafts are respectively and rotatably connected with the upper plate and the lower plate through bearing seats, one end of each rotating shaft, which is close to the lower surface of the upper plate, is provided with a double-belt synchronizing wheel, the horizontal central plane of one synchronizing wheel in the double-belt synchronizing wheels is coplanar with the horizontal central plane of the driving wheel, a plurality of cylindrical stabilizing rollers are horizontally and parallelly arranged below the double-belt synchronizing wheels, and the plurality of stabilizing rollers on the adjacent rotating shafts are all extended in a clockwise or anticlockwise direction to form a shape of an external regular polygon surrounding a film bubble; the driving wheel is connected with one adjacent double-belt synchronizing wheel through a synchronous belt, and the double-belt synchronizing wheel is connected with the next adjacent double-belt synchronizing wheel through the synchronous belt in a clockwise or anticlockwise direction until the last double-belt synchronizing wheel is also connected through the synchronous belt.
Further, a plurality of stabilizing rollers on the adjacent rotating shafts are arranged at intervals in the vertical direction.
Furthermore, two opposite sides of the rectangle of the upper plate are respectively and fixedly connected with an L-shaped connecting plate.
The utility model has the advantages that: driving motor drives the drive wheel rotatoryly, the drive wheel passes through two belt synchronizing wheel of synchronous belt drive and rotation axis rotation, connect through the hold-in range between the two belt synchronizing wheel of adjacent rotation epaxial, the hold-in range makes the synchronous equidirectional rotation of whole rotation axis, can enclose into the external regular polygon's of membrane bubble shape through many stabilizing rolls on the rotation axis, can make things convenient for nimble diameter of adjusting the eyelidretractor through clockwise or anticlockwise rotation, can not produce the off tracking in the centre of a circle simultaneously, consequently this membrane bubble eyelidretractor can the stable support membrane bubble, improve the quality of blown film.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a side view of the present invention.
The labels in the figure are: 1 upper plate, 2 lower plates, 3 columns, 4 rotating shafts, 5 film bubbles, 6 driving motors, 7 driving wheels, 11L-shaped connecting plates, 41 bearing seats, 42 double-belt synchronous wheels and 43 cylindrical stabilizing rollers.
Detailed Description
In order to clearly illustrate the technical features of the present technical solution, the present solution is explained in detail by the following specific embodiments.
As shown in fig. 1-3, a film bubble supporter comprises an upper plate 1 and a lower plate 2, wherein the upper plate and the lower plate are rectangular, a circular hole for a film bubble 5 to pass through is formed in the center of the upper plate and the lower plate, the upper plate and the lower plate are overlapped at a certain interval in the vertical direction, the upper plate 1 and the lower plate 2 are fixedly connected through four upright posts 3, the upright posts 3 are arranged on the periphery of the circular hole and distributed at four corners of the rectangle of the upper plate and the lower plate, two opposite sides of the rectangle of the upper plate 1 are also fixedly connected with L-shaped connecting plates 11, the L-shaped connecting plates 11 are used for fixedly installing the supporter on a frame of a film blowing machine, and the frame of the film blowing machine is not.
A driving motor 6 is arranged above the upper plate 1, an output shaft of the driving motor 6 penetrates through the upper plate 1, a driving wheel 7 is fixedly connected to the tail end of the output shaft, and the driving wheel 7 is positioned below the upper plate 1; four vertical rotating shafts 4 are uniformly distributed around the circumference of the circular hole between the upper plate and the lower plate, each rotating shaft 4 is respectively connected with the upper plate and the lower plate in a rotating way through a bearing seat 41, one end of each rotating shaft 4, which is close to the lower surface of the upper plate 1, is provided with a double-belt synchronizing wheel 42, and two stabilizing rollers 43 are horizontally arranged below the double-belt synchronizing wheel 42 in parallel.
Two stabilizing rollers on adjacent rotating shafts are arranged at intervals in the vertical direction (as shown in fig. 3), a plurality of stabilizing rollers on all rotating shafts extend in the counterclockwise direction to form a shape of an external polygon surrounding a film bubble, as shown in fig. 2, the stabilizing rollers form a square, the film bubble 5 is located in an inscribed circle of the square, and the stabilizing rollers form four layers of supporting constraint on the film bubble.
Four double-belt synchronizing wheels on four rotating shafts are located at the same height, the horizontal center plane of one synchronizing wheel in the double-belt synchronizing wheels is coplanar with the horizontal center plane of the driving wheel, in the actual use process, the driving wheel is connected with one adjacent double-belt synchronizing wheel through a synchronous belt, the double-belt synchronizing wheel is connected with the next adjacent double-belt synchronizing wheel through the synchronous belt in the clockwise or anticlockwise direction, and the last double-belt synchronizing wheel is also connected through the synchronous belt. The timing belt is not shown in the figure, which belongs to the common transmission mode in the mechanical field. The bubble support drives the four double-belt synchronous wheels to rotate through the driving of the driving motor, so as to drive the four rotating shafts to synchronously rotate, and further drive the stabilizing rollers to rotate to adjust the diameter of an inscribed circle of a surrounded square; the rotating shafts drive the stabilizing rollers to rotate clockwise to increase the diameter of the film bubble, and the diameter of the film bubble is reduced during counterclockwise rotation, so that the film bubble can be flexibly adjusted in the actual production of a film making workshop. Compared with the traditional film bubble support device, the diameter adjusting device has the advantages that the production efficiency is improved more conveniently, meanwhile, the deviation of the center of the film bubble can be obviously reduced, the occurrence probability of film wrinkles is reduced, the quality of film blowing is greatly improved, and a good application effect is produced in actual production.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and those skilled in the art should understand that those skilled in the art can make changes, modifications, additions or substitutions within the spirit of the present invention without departing from the spirit of the present invention, and shall also belong to the protection scope of the claims of the present invention.
Claims (2)
1. Adjustable diameter bubble eyelidretractor, including upper plate and hypoplastron, its characterized in that: the upper plate and the lower plate are rectangular, the upper plate and the lower plate are overlapped at a certain interval in the vertical direction, a round hole for a film bubble to pass through is formed in the center of the upper plate and the center of the lower plate, the upper plate and the lower plate are fixedly connected through four stand columns, and the stand columns are arranged on the periphery of the round hole and distributed at four corners of the rectangle of the upper plate and the lower plate; a driving motor is arranged above the upper plate, an output shaft of the driving motor penetrates through the upper plate, and a driving wheel is fixedly connected to the tail end of the output shaft and is positioned below the upper plate; three or more vertical rotating shafts are uniformly distributed between the upper plate and the lower plate around the circumference of the circular hole, the rotating shafts are respectively and rotatably connected with the upper plate and the lower plate through bearing seats, one end of each rotating shaft, which is close to the lower surface of the upper plate, is provided with a double-belt synchronizing wheel, the horizontal central plane of one synchronizing wheel in the double-belt synchronizing wheels is coplanar with the horizontal central plane of the driving wheel, a plurality of cylindrical stabilizing rollers are horizontally and parallelly arranged below the double-belt synchronizing wheels, and the plurality of stabilizing rollers on the adjacent rotating shafts are all extended in a clockwise or anticlockwise direction to form a shape of an external regular polygon surrounding a film bubble; the driving wheel is connected with one adjacent double-belt synchronous wheel through a synchronous belt, and the double-belt synchronous wheel is connected with the next adjacent double-belt synchronous wheel through the synchronous belt according to the clockwise or anticlockwise direction until the last double-belt synchronous wheel is also connected through the synchronous belt; the plurality of stabilizing rollers on the adjacent rotating shafts are arranged at intervals in the vertical direction.
2. The adjustable diameter bubble support of claim 1, wherein: and the two opposite sides of the rectangle of the upper plate are respectively and fixedly connected with an L-shaped connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022249101.6U CN213472181U (en) | 2020-10-12 | 2020-10-12 | Diameter-adjustable bubble support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022249101.6U CN213472181U (en) | 2020-10-12 | 2020-10-12 | Diameter-adjustable bubble support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213472181U true CN213472181U (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022249101.6U Active CN213472181U (en) | 2020-10-12 | 2020-10-12 | Diameter-adjustable bubble support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213472181U (en) |
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2020
- 2020-10-12 CN CN202022249101.6U patent/CN213472181U/en active Active
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