CN210940406U - Diameter-adjustable bubble stabilizer - Google Patents
Diameter-adjustable bubble stabilizer Download PDFInfo
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- CN210940406U CN210940406U CN201921680194.9U CN201921680194U CN210940406U CN 210940406 U CN210940406 U CN 210940406U CN 201921680194 U CN201921680194 U CN 201921680194U CN 210940406 U CN210940406 U CN 210940406U
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- stabilizing roller
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Abstract
A diameter-adjustable bubble stabilizer for film bubble comprises a circular fixing frame and a plurality of groups of stabilizing rollers, wherein each group of stabilizing rollers is correspondingly provided with a stabilizing roller bracket; a horizontal transmission rod is arranged between the swing blocks of every two adjacent vertical rotating shafts, and the end parts of the horizontal transmission rods are hinged with the swing blocks through vertical first hinge shafts; each vertical rotating shaft is also correspondingly and fixedly connected with a horizontal oscillating bar, each stabilizing roller bracket is installed at the oscillating end of a corresponding horizontal oscillating bar, and each stabilizing roller bracket is hinged with the oscillating end of the corresponding horizontal oscillating bar by a vertical second hinge shaft; two oblique transmission rods are arranged between every two adjacent stabilizing roller brackets, and each two adjacent stabilizing roller brackets and the corresponding two oblique transmission rods form a transmission unit. The utility model discloses a drive simple structure, the range of regulation is big.
Description
Technical Field
The utility model belongs to the technical field of blown film equipment, concretely relates to membrane bubble foam stabilizer of adjustable footpath.
Background
In the production process of the blow molding machine, the film bubble is continuously pulled to move upwards after being extruded, the central position of the film bubble needs to be controlled not to deviate or swing, the stable operation of the film bubble is ensured, and a film bubble stabilizer needs to be adopted for the purpose. The bubble stabilizer usually comprises a circular fixing frame, a plurality of groups of stabilizing rollers are uniformly arranged and installed along the circular fixing frame, and the installation direction of rotating shafts of the stabilizing rollers is horizontal; the groups of stabilizing rollers are uniformly arranged around a circle and tangent to the circle, the circle is called a theoretical circle of the bubble, and the diameter of the theoretical circle of the bubble is the inner diameter of the bubble stabilizer.
In operation, the sets of stabilizing rollers center the bubble, thereby stabilizing the bubble. Obviously, for different diameters of bubble, the required inner diameter of the bubble stabilizer will also be different. The inner diameter of a bubble stabilizer in the prior art is adjusted as shown in fig. 1, and each set of stabilizing rollers 2 needs to be provided with a driving mechanism correspondingly, so as to drive each set of stabilizing rollers 2 to move along the radial direction of the bubble 8 (i.e. the radial direction of the circular ring-shaped fixed frame 1) at the same time, but the driving structure of the bubble stabilizer in the adjusting process is complex and the adjusting range is small.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provide a diameter-adjustable bubble stabilizer, which has a simple driving structure and a large adjusting range.
The purpose can be realized according to the following scheme: a diameter-adjustable bubble stabilizer for film bubble comprises a circular ring-shaped fixing frame and a plurality of groups of stabilizing rollers, wherein each group of stabilizing rollers are uniformly arranged along the circumferential direction of the circular ring-shaped fixing frame, and the installation direction of a rotating shaft of each stabilizing roller is horizontal; each group of stabilizing rollers is correspondingly provided with a stabilizing roller bracket, a plurality of vertical rotating shafts are uniformly arranged on the annular fixing frame along the circumferential direction, the number of the vertical rotating shafts is correspondingly the same as that of the stabilizing roller brackets, and each vertical rotating shaft is also correspondingly and fixedly connected with a swinging block; a horizontal transmission rod is arranged between the swing blocks of every two adjacent vertical rotating shafts, and the end parts of the horizontal transmission rods are hinged with the swing blocks through vertical first hinge shafts;
each vertical rotating shaft is also correspondingly and fixedly connected with a horizontal oscillating bar, each horizontal oscillating bar is arranged in central rotational symmetry about the central axis of the circular ring-shaped fixing frame, and each horizontal oscillating bar is fixedly connected with a corresponding oscillating block and synchronously oscillates around the corresponding vertical rotating shaft; each stabilizing roller bracket is arranged at the swinging end corresponding to one horizontal swinging rod, and the main characteristic is that each stabilizing roller bracket is hinged with the swinging end corresponding to the horizontal swinging rod by a vertical second hinge shaft; two oblique transmission rods are arranged between every two adjacent stabilizing roller brackets, and each two adjacent stabilizing roller brackets and the corresponding two oblique transmission rods form a transmission unit; in each transmission unit, the upper ends of the two inclined transmission rods are hinged by a horizontal third hinge shaft, the two inclined transmission rods are connected to form a V shape, and the axial direction of the third hinge shaft is the horizontal direction and is the radial direction of the annular fixing frame; the lower end of each inclined transmission rod is hinged with the stabilizing roller bracket on the corresponding side by a horizontal fourth hinged shaft, and the axial direction of the fourth hinged shaft is parallel to the axial direction of the third hinged shaft.
The utility model has the advantages of it is following and effect:
the utility model only needs to pull a horizontal swing rod to swing horizontally around the corresponding vertical rotating shaft, the horizontal swing rod drives the corresponding swing block to swing horizontally, the swing block can drive all the swing blocks to swing through the horizontal transmission rod, thereby all the horizontal swing rods swing horizontally around the corresponding vertical rotating shaft, so that the horizontal distance between the swing end of the horizontal swing rod and the central axis of the circular fixing frame (equivalent to the central axis of the bubble) changes, the horizontal distance between each stabilizing roller bracket and the central axis of the bubble changes, and the horizontal distance between each stabilizing roller and the central axis of the bubble changes, on the other hand, in the inner diameter adjusting process of the bubble stabilizer, because two inclined transmission rods are arranged between every two adjacent stabilizing roller brackets, the stabilizing roller brackets are mutually constrained, and under the restriction action of each vertical second articulated shaft, each stabilizing roller bracket can only translate along the radial direction of the circular ring-shaped fixing frame, so that each group of stabilizing rollers can synchronously translate along the radial direction of the circular ring-shaped fixing frame, and the inner diameter of the film bubble stabilizer is adjusted.
Secondly, the utility model discloses only need pull a horizontal pendulum rod swing, just can realize adjusting the internal diameter of bubble foam stabilizer, and need not respectively independently drive each group's stabilizing roller support for drive simple structure.
And thirdly, the amplitude of the swing end of the horizontal swing rod is large, so that the inner diameter of the bubble stabilizer is large in adjustment amplitude.
Drawings
Fig. 1 is a schematic diagram of a prior art adjustment structure of a bubble stabilizer.
Fig. 2 is a schematic perspective view of a bubble stabilizer according to an embodiment of the present invention when the inner diameter of the bubble stabilizer is small.
Fig. 3 is a schematic diagram of the transmission relationship between the circular ring-shaped fixed frame and one set of stabilizing rollers in the structure shown in fig. 2.
Fig. 4 is a schematic top-view projection view of the state shown in fig. 2.
Fig. 5 is a schematic view of the transmission relationship between the circular ring-shaped fixed frame and one set of stabilizing rollers in the structure shown in fig. 4.
Fig. 6 is a schematic elevation view of the state shown in fig. 2.
Fig. 7 is a partially enlarged schematic view of a in fig. 2.
FIG. 8 is a schematic view showing the connection between one set of stabilizing rollers and the corresponding horizontal swinging rod
Fig. 9 is a partially enlarged schematic view of B in fig. 2.
Fig. 10 is a partially enlarged schematic view of C in fig. 4.
FIG. 11 is a schematic perspective view of the bubble stabilizer of FIG. 2 with an increased inner diameter adjustment.
Fig. 12 is a schematic top-view projection view of the state shown in fig. 11.
Fig. 13 is a schematic elevational view of the state shown in fig. 11.
Fig. 14 is a partially enlarged schematic view of D in fig. 12.
Fig. 15 is a partially enlarged schematic view of F in fig. 14.
Fig. 16 is a partially enlarged schematic view of E in fig. 13.
Detailed Description
Fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, and fig. 10 show a diameter-adjustable bubble stabilizer, which includes a circular ring-shaped fixing frame 1 and a plurality of groups of stabilizing rollers, each group of stabilizing rollers includes five stabilizing rollers 2, the five stabilizing rollers 2 of each group of stabilizing rollers are arranged from top to bottom, and the horizontal projection positions of the five stabilizing rollers 2 are the same; each group of stabilizing rollers 2 is uniformly arranged along the circumferential direction of the annular fixing frame, and the installation direction of the rotating shaft of each stabilizing roller 2 is horizontal; each group of the stabilizing rollers 2 is correspondingly provided with a stabilizing roller support 3, a plurality of vertical rotating shafts 10 are uniformly arranged on the annular fixing frame 1 along the circumferential direction, the number of the vertical rotating shafts 10 is the same as that of the stabilizing roller supports 3, and each vertical rotating shaft 10 is also correspondingly and fixedly connected with a swinging block 4; as shown in fig. 12 and 15, a horizontal transmission rod 5 is arranged between the swing blocks 4 of every two adjacent vertical rotating shafts, and the end of the horizontal transmission rod 5 is hinged to the corresponding swing block 4 by using a vertical first hinge shaft 81; each vertical rotating shaft 10 is also correspondingly and fixedly connected with a horizontal oscillating bar 6, each horizontal oscillating bar 6 is arranged in a central rotation symmetry mode about the central axis of the circular ring-shaped fixed frame 1, each horizontal oscillating bar 6 is fixedly connected with a corresponding oscillating block 4 to synchronously oscillate around the corresponding vertical rotating shaft 10, each stabilizing roller bracket 3 is installed at the oscillating end of the corresponding horizontal oscillating bar 6, and each stabilizing roller bracket 3 is hinged with the oscillating end of the corresponding horizontal oscillating bar 6 by using a vertical second hinged shaft 82;
as shown in fig. 2, 3, 4, 5, 7 and 14, two oblique transmission rods 7 are arranged between every two adjacent stabilizing roller brackets 3, and every two adjacent stabilizing roller brackets 3 and the corresponding two oblique transmission rods 7 form a transmission unit; in each transmission unit, the upper ends of the two inclined transmission rods 7 are hinged by using a horizontal third hinge shaft 83, the two inclined transmission rods 7 are connected to form a V shape, and the axial direction of the third hinge shaft 83 is the horizontal direction and is the radial direction of the circular ring-shaped fixed frame 1; the lower end of each oblique drive rod 7 is hinged with the stabilizing roller bracket 3 on the corresponding side by means of a horizontal fourth hinge shaft 84, and the axial direction of the fourth hinge shaft 84 is parallel to the axial direction of the third hinge shaft 83.
As shown in fig. 2, 4 and 9, an air cylinder 11 is further arranged on the circular ring-shaped fixing frame 1, and the air cylinder 11 is connected with a horizontal swing rod 6 in a driving manner.
The working principle of the above embodiment is as follows:
when the inner diameter of the bubble stabilizer needs to be adjusted, one of the horizontal swing rods 6 can be driven by the air cylinder 11 to swing horizontally around the corresponding vertical rotating shaft 10, the horizontal swing rod 6 can drive the corresponding swing block 4 to swing horizontally around the corresponding vertical rotating shaft 10, the swing block 4 can drive all the swing blocks 4 to swing through the horizontal transmission rod 5, and further all the horizontal swing rods 6 swing horizontally around the corresponding vertical rotating shafts 10, so that the horizontal distance between the swing end of the horizontal swing rod 6 and the central axis of the circular fixing frame (corresponding to the central axis of the bubble) changes, the horizontal distance between each stabilizing roller bracket 3 and the central axis of the bubble changes, and the horizontal distance between each stabilizing roller and the central axis of the bubble changes, for example, the state shown in fig. 2 and 4 is changed to the state shown in fig. 11, fig. 12, fig. 13, fig. 14, fig. 15 and fig. 16, in the process, because the two inclined transmission rods 7 are arranged on the stabilizing roller supports 3 between every two adjacent stabilizing roller supports 3, the stabilizing roller supports 3 are mutually restrained, and under the restriction action of the vertical second articulated shafts 82, each stabilizing roller support 3 can only translate along the radial direction of the circular fixing frame 1, so that each group of stabilizing rollers 2 can synchronously translate along the radial direction of the circular fixing frame 1, and the inner diameter of the film bubble stabilizer is adjusted, so that the diameter of the film bubble 8 can be conveniently changed.
Claims (1)
1. A diameter-adjustable bubble stabilizer for film bubble comprises a circular ring-shaped fixing frame and a plurality of groups of stabilizing rollers, wherein each group of stabilizing rollers are uniformly arranged along the circumferential direction of the circular ring-shaped fixing frame, and the installation direction of a rotating shaft of each stabilizing roller is horizontal; each group of stabilizing rollers is correspondingly provided with a stabilizing roller bracket, a plurality of vertical rotating shafts are uniformly arranged on the annular fixing frame along the circumferential direction, the number of the vertical rotating shafts is correspondingly the same as that of the stabilizing roller brackets, and each vertical rotating shaft is also correspondingly and fixedly connected with a swinging block; a horizontal transmission rod is arranged between the swing blocks of every two adjacent vertical rotating shafts, and the end parts of the horizontal transmission rods are hinged with the swing blocks through vertical first hinge shafts; each vertical rotating shaft is also correspondingly and fixedly connected with a horizontal swing rod, each horizontal swing rod is arranged in central rotational symmetry about the central axis of the circular ring-shaped fixing frame, each horizontal swing rod is fixedly connected with a corresponding swing block and synchronously swings around the corresponding vertical rotating shaft, and each stabilizing roller bracket is arranged at the swinging end of the corresponding horizontal swing rod and is characterized in that: each stabilizing roller bracket is hinged with the swinging end of the corresponding horizontal swinging rod by a vertical second hinge shaft; two oblique transmission rods are arranged between every two adjacent stabilizing roller brackets, and each two adjacent stabilizing roller brackets and the corresponding two oblique transmission rods form a transmission unit;
in each transmission unit, the upper ends of the two inclined transmission rods are hinged by a horizontal third hinge shaft, the two inclined transmission rods are connected to form a V shape, and the axial direction of the third hinge shaft is the horizontal direction and is the radial direction of the annular fixing frame; the lower end of each inclined transmission rod is hinged with the stabilizing roller bracket on the corresponding side by a horizontal fourth hinged shaft, and the axial direction of the fourth hinged shaft is parallel to the axial direction of the third hinged shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921680194.9U CN210940406U (en) | 2019-10-09 | 2019-10-09 | Diameter-adjustable bubble stabilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921680194.9U CN210940406U (en) | 2019-10-09 | 2019-10-09 | Diameter-adjustable bubble stabilizer |
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| Publication Number | Publication Date |
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| CN210940406U true CN210940406U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921680194.9U Active CN210940406U (en) | 2019-10-09 | 2019-10-09 | Diameter-adjustable bubble stabilizer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858598A (en) * | 2021-08-30 | 2021-12-31 | 南京五瑞生物降解新材料研究院有限公司 | Degradable plastic film blowing guide system and degradable plastic bag production system |
| CN115847793A (en) * | 2022-12-15 | 2023-03-28 | 青岛开美克橡塑有限公司 | Film width adjusting device of film blowing machine |
-
2019
- 2019-10-09 CN CN201921680194.9U patent/CN210940406U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858598A (en) * | 2021-08-30 | 2021-12-31 | 南京五瑞生物降解新材料研究院有限公司 | Degradable plastic film blowing guide system and degradable plastic bag production system |
| CN113858598B (en) * | 2021-08-30 | 2024-01-30 | 南京五瑞生物降解新材料研究院有限公司 | Degradable plastic film blowing guiding system and degradable plastic bag production system |
| CN115847793A (en) * | 2022-12-15 | 2023-03-28 | 青岛开美克橡塑有限公司 | Film width adjusting device of film blowing machine |
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