CN218966139U - Plastic bag blow molding equipment - Google Patents
Plastic bag blow molding equipment Download PDFInfo
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- CN218966139U CN218966139U CN202223437342.9U CN202223437342U CN218966139U CN 218966139 U CN218966139 U CN 218966139U CN 202223437342 U CN202223437342 U CN 202223437342U CN 218966139 U CN218966139 U CN 218966139U
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- shaping
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- plastic bag
- connecting ring
- plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The utility model belongs to the technical field of plastic bag processing equipment, in particular to plastic bag blow molding equipment, which comprises a body, wherein a shaping mechanism is arranged on the body, and is characterized in that the shaping mechanism comprises a mounting ring, the upper end of the body is provided with the mounting ring, the outer circular surface of the mounting ring is connected with an annular guide rail, the inner circular surface of the mounting ring is connected with a connecting ring, and an annular slide block is connected in the annular guide rail in a sliding way; according to the utility model, through the structural design of the shaping mechanism, the mechanism can drive the shaping plates to perform inward contraction or outward diffusion movement through one power source, so that the design cost of the mechanism is relatively low, and the problem that the traditional guide structure needs four cylinders to drive the four shaping plates to shape the plastic film, so that the assembled power source is more and the design cost is not low is solved.
Description
Technical Field
The utility model relates to the technical field of plastic bag processing equipment, in particular to plastic bag blow molding equipment.
Background
In the plastic bag production process, the first procedure is to blow molding through a blow molding machine to prepare a cylindrical plastic film cylinder, ventilate the inside of the cylinder, and fix the cylinder to a required size through a guide structure after expanding the cylinder, so that the different bag type requirements are met, and the sizes of the produced bags are not consistent, so that the convenience in adjusting the sizes of the bags through the guide structure is required.
The working process of the existing guide structure is that four air cylinders are started firstly, and the moving ends of the air cylinders move to drive the shaping plate to move, the shaping plate can shape the plastic film, and the moving distance of the shaping plate is controlled according to the size of a required bag, so that the plastic film can be shaped through the shaping plate, and bags with different sizes can be obtained.
Because the existing guide structure needs four cylinders to drive four shaping plates to shape the plastic film, the assembled power sources are more, and the design cost is not reduced.
Accordingly, a plastic bag blow molding apparatus is proposed for the above-mentioned problems.
Disclosure of Invention
In order to make up the defects of the prior art, the utility model provides plastic bag blow molding equipment, which has the problems that the assembled power source is more and the design cost is not low because the traditional guide structure needs four cylinders to drive four molding plates to mold the plastic film.
The technical scheme adopted for solving the technical problems is as follows: the plastic bag blow molding equipment comprises a body, wherein a shaping mechanism is arranged on the body, the shaping mechanism comprises a mounting ring, the upper end of the body is provided with the mounting ring, the outer circular surface of the mounting ring is connected with an annular guide rail, the inner circular surface of the mounting ring is connected with a connecting ring, the inside of the annular guide rail is slidably connected with an annular sliding block, one end of the annular sliding block is connected with a toothed ring, the surface of the annular guide rail is connected with a motor through a mounting plate, the output end of the motor is connected with a gear, the gear is meshed with the toothed ring, the inner circular surface of the toothed ring is connected with a plurality of inclined plates, the surface of the connecting ring is slidably connected with a plurality of moving rods, one end of each moving rod extending to the inside of the connecting ring is connected with a shaping plate, one end of each moving rod extending out of the connecting ring is slidably connected with the inclined surface of the inclined plate, one end of each spring is connected with the shaping plate in a surrounding manner, and the other end of each spring is connected with the connecting ring; because the circle center shaft of the connecting ring is used for fixing the rotation of the inclined plates, the inclined surfaces drive the moving rods to move inwards, the shaping plates are driven to retract inwards, the springs are stretched at the moment, when the gears are reversely rotated, the toothed rings rotate reversely, the shaping plates are enabled to diffuse outwards under the action of restoring force of the springs, the plastic films can be shaped, different bag-shaped requirements can be met, bags with different sizes are obtained, and the mechanism can drive the shaping plates to retract inwards or diffuse outwards through one power source, so that the design cost of the mechanism is relatively low, and the problem that the traditional guide structure requires four cylinders to drive the shaping plates to shape the plastic films is solved, so that the assembled power source is more and the cost is not low.
Preferably, the surface of the shaping plate is provided with a plurality of first balls; because this mechanism is when shaping plastic film, plastic film takes place to remove at the surface of shaping board, consequently through be provided with a plurality of first balls on the surface of shaping board can significantly reduce the frictional force between plastic film and the shaping board to the probability that plastic film was scratched has significantly reduced.
Preferably, two symmetrically arranged openings are formed in the surface of the shaping plate, and the openings are aligned with the connecting ring; when a plurality of shaping plates are subjected to outward diffusion movement, the diffusion distance of the plurality of shaping plates can be greatly prolonged by arranging two symmetrically arranged openings on the surfaces of the shaping plates, and the shaping plates are prevented from being interfered by the connecting rings, so that the universality of the mechanism is improved.
Preferably, the edges of the shaping plates are provided with fillets; during operation, can prevent through all seting up the fillet at the edge of shaping board, when plastic film takes place to slide at the surface of shaping board, the problem emergence that the edge of shaping board will plastic film lacerate.
Preferably, one end of the moving rod extending out of the connecting ring is rotationally connected with a roller through a roller frame, and the moving rod is in rolling connection with the inclined plate through the roller; when the inclined plane of the inclined plate is relatively sliding, the roller is arranged at one end of the movable rod, so that the movable rod can relatively roll on the inclined plane of the inclined plate through the roller, and the friction between the movable rod and the inclined plate is greatly reduced.
Preferably, the inclined plane of the inclined plate is provided with a limit groove, the surface of the roller is connected with a limit ring, and the limit ring rolls in the limit groove through the roller; when the inclined plane of swash plate takes place during the during operation, the gyro wheel when the inclined plane of swash plate takes place relative roll, the spacing ring takes place relative roll in the inside of spacing groove, can retrain the gyro wheel under the mutually supporting of spacing ring and spacing groove to play the effect of direction, and then make the more steady of this mechanism operation.
The utility model has the advantages that:
1. according to the plastic film shaping mechanism, the inclined plates are all pivoted by the center shaft of the connecting ring, so that the inclined planes drive the moving rods to move inwards, the shaping plates are driven to retract inwards, the springs are stretched at the moment, when the gears are reversely rotated, the toothed rings rotate reversely, the shaping plates are enabled to diffuse outwards under the action of the restoring force of the springs, the plastic film can be shaped, different bag-shaped requirements can be met, bags with different sizes are obtained, the mechanism can drive the shaping plates to retract inwards or diffuse outwards through one power source, the design cost of the mechanism is relatively low, and the problem that the traditional guide structure requires four cylinders to drive four shaping plates to shape the plastic film is solved, so that the assembled power source is more, and the cost of the design is not low.
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 from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a setting mechanism according to the first embodiment;
FIG. 2 is a schematic diagram of the overall structure of the setting mechanism according to the first embodiment;
FIG. 3 is a schematic view showing the overall structure of an annular slider according to the first embodiment;
FIG. 4 is a schematic diagram showing the overall structure of a roller according to the first embodiment;
fig. 5 is a schematic diagram of the overall structure of a second ball according to the second embodiment.
In the figure: 1. a body; 2. a shaping mechanism; 21. a mounting ring; 22. an annular guide rail; 23. a connecting ring; 24. an annular slide block; 25. a toothed ring; 26. a mounting plate; 27. a motor; 28. a gear; 29. a sloping plate; 291. a moving rod; 292. shaping plates; 293. a spring; 294. a first ball; 295. chamfering; 296. an opening; 297. a roller; 298. a limit groove; 299. a limiting ring; 2991. and a second ball.
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.
Example 1
Referring to fig. 1-4, a plastic bag blow molding apparatus includes a body 1, a shaping mechanism 2 is mounted on the body 1, the shaping mechanism 2 includes a mounting ring 21, the mounting ring 21 is mounted at the upper end of the body 1, an outer circular surface of the mounting ring 21 is connected with a ring guide 22, an inner circular surface of the mounting ring 21 is connected with a connecting ring 23, an inner circular surface of the ring guide 22 is slidably connected with a ring slider 24, one end of the ring slider 24 is connected with a toothed ring 25, a surface of the ring guide 22 is connected with a motor 27 through a mounting plate 26, an output end of the motor 27 is connected with a gear 28, the gear 28 is meshed with the toothed ring 25, an inner circular surface of the toothed ring 25 is connected with a plurality of inclined plates 29, a surface of the connecting ring 23 is slidably connected with a plurality of moving rods 291, one end of the moving rods 291 extending into the inner part of the connecting ring 23 is connected with a shaping plate 292, one end of the moving rods 291 extending out of the connecting ring 23 is slidably connected with an inclined surface of the inclined plate 29, a spring 293 is connected with the surface of the moving rod 291, one end of the spring 293 is connected with the other end of the shaping plate 292; when the plastic film shaping machine is in operation, when the plastic film shaping machine needs to be used, firstly, the motor 27 is started, the gear 28 is driven to rotate due to the fact that the output end of the motor 27 rotates, the toothed ring 25 is driven to rotate on the surface of the annular guide rail 22 due to the fact that the gear 28 rotates, meanwhile, the annular sliding block 24 rotates inside the annular guide rail 22, the toothed ring 25 rotates, the inclined plates 29 rotate by fixing shafts with the center shafts of the connecting rings 23, the moving rods 291 are driven to move inwards through the inclined surfaces, the shaping plates 292 are driven to shrink inwards, at the moment, the springs 293 are stretched, when the gear 28 is reversely rotated, the toothed ring 25 is driven to rotate reversely, the shaping plates 292 are driven to diffuse outwards under the action of restoring force of the springs 293, and then the plastic film shaping machine can be shaped, and different bag-shaped requirements can be met, and due to the fact that the mechanism can drive the plurality of shaping plates 292 to shrink inwards or diffuse outwards through one power source, the design cost of the mechanism is reduced, the fact that the four existing shaping plates 292 need to be assembled on the four air cylinders to be avoided, and the problem that the shaping cost is low in cost is solved.
The surface of the shaping plate 292 is provided with a plurality of first balls 294; in operation, since the mechanism is used for shaping the plastic film, the plastic film moves on the surface of the shaping plate 292, and therefore, the friction between the plastic film and the shaping plate 292 can be greatly reduced by arranging a plurality of first balls 294 on the surface of the shaping plate 292, thereby greatly reducing the probability of the plastic film being scratched.
Two symmetrically arranged openings 296 are formed in the surface of the shaping plate 292, and the openings 296 are aligned with the connecting ring 23; when the device works, when the plurality of shaping plates 292 are subjected to outward diffusion movement, the diffusion distance of the plurality of shaping plates 292 can be greatly prolonged by arranging two symmetrically arranged openings 296 on the surfaces of the shaping plates 292, so that the shaping plates 292 are prevented from being interfered by the connecting rings 23, and the universality of the device is improved.
One end of the moving rod 291 extending out of the connecting ring 23 is rotatably connected with a roller 297 through a roller frame, and the moving rod 291 is in rolling connection with the inclined plate 29 through the roller 297; when the inclined surface of the inclined plate 29 is relatively slid at one end of the moving rod 291, the roller 297 is arranged at one end of the moving rod 291, so that the moving rod 291 rolls relatively on the inclined surface of the inclined plate 29 through the roller 297, and the friction between the moving rod 291 and the inclined plate 29 is greatly reduced.
A limiting groove 298 is formed in the inclined surface of the inclined plate 29, a limiting ring 299 is connected to the surface of the roller 297, and the limiting ring 299 rolls in the limiting groove 298 through the roller 297; when the inclined plane of the inclined plate 29 rolls relatively, the limiting ring 299 rolls relatively inside the limiting groove 298, the limiting ring 299 and the limiting groove 298 cooperate to restrain the roller 297, so that the mechanism operates more stably.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present utility model, a plurality of second balls 2991 are disposed at the connection portion between the connection ring 23 and the moving rod 291, and the connection ring 23 is in rolling connection with the moving rod 291 through the second balls 2991; in operation, when the moving rod 291 moves, the friction between the moving rod 291 and the connecting ring 23 can be greatly reduced by providing the second balls 2991.
When the plastic film is required to be shaped, the motor 27 is started firstly, the gear 28 is driven to rotate due to the rotation of the output end of the motor 27, the toothed ring 25 is driven to rotate on the surface of the annular guide rail 22 due to the rotation of the gear 28, the annular sliding block 24 is simultaneously rotated in the annular guide rail 22, the inclined plates 29 are rotated due to the rotation of the toothed ring 25, the inclined plates 29 are all pivoted by the center shaft of the connecting ring 23, the movable rods 291 are driven to move inwards through the inclined surfaces, the shaping plates 292 are driven to shrink inwards, the springs 293 are stretched at the moment, the toothed ring 25 is driven to rotate reversely due to the reverse rotation of the gears 28, the shaping plates 292 are driven to diffuse outwards due to the restoring force of the springs 293, the plastic film can be shaped, and bags with different sizes can be obtained, the mechanism can drive the plurality of shaping plates 292 to shrink inwards or diffuse outwards through one power source, the design cost of the mechanism is reduced, the four cost-effective guide plates 292 are required to be assembled on the four air cylinders, and the problem of the shaping of the conventional shaping plates 292 is avoided; because the mechanism moves on the surface of the shaping plate 292 when shaping the plastic film, the friction force between the plastic film and the shaping plate 292 can be greatly reduced by arranging a plurality of first balls 294 on the surface of the shaping plate 292, thereby greatly reducing the probability of the plastic film being scratched; when one end of the moving rod 291 relatively slides on the inclined surface of the inclined plate 29, by installing the roller 297 at one end of the moving rod 291, the moving rod 291 can relatively roll on the inclined surface of the inclined plate 29 by the roller 297, thereby greatly reducing the friction between the moving rod 291 and the inclined plate 29.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. A plastic bag blow molding device comprises a body (1), wherein a shaping mechanism (2) is arranged on the body (1), the plastic bag blow molding device is characterized in that the shaping mechanism (2) comprises a mounting ring (21), the mounting ring (21) is arranged at the upper end of the body (1), an annular guide rail (22) is connected with the outer circular surface of the mounting ring (21), a connecting ring (23) is connected with the inner circular surface of the mounting ring (21), an annular sliding block (24) is connected with the inner circular surface of the annular guide rail (22), one end of the annular sliding block (24) is connected with a toothed ring (25), the surface of the annular guide rail (22) is connected with a motor (27) through a mounting plate (26), the output end of the motor (27) is connected with a gear (28), the gear (28) is meshed with the toothed ring (25) mutually, a plurality of inclined plates (29) are connected with the inner circular surface of the toothed ring (25), a plurality of moving rods (291) are connected with the surface of the connecting ring (23) in a sliding manner, one end of the moving rods (291) extends to the inner connecting ring (23) and is connected with one end of the connecting ring (293) in a sliding manner, one end of the connecting ring (291) is connected with the outer sliding rod (291), one end of the spring (293) is connected with the shaping plate (292), and the other end of the spring (293) is connected with the connecting ring (23).
2. A plastic bag blowing apparatus as claimed in claim 1, wherein: the surface of the shaping plate (292) is provided with a plurality of first balls (294).
3. A plastic bag blowing apparatus as claimed in claim 2, wherein: two symmetrically arranged openings (296) are formed in the surface of the shaping plate (292), and the openings (296) are aligned with the connecting ring (23).
4. A plastic bag blowing apparatus as claimed in claim 3, wherein: rounded corners (295) are formed in the edges of the shaping plates (292).
5. A plastic bag blowing apparatus as defined in claim 4, wherein: one end of the movable rod (291) extending out of the connecting ring (23) is rotatably connected with a roller (297) through a roller frame, and the movable rod (291) is in rolling connection with the inclined plate (29) through the roller (297).
6. A plastic bag blowing apparatus as defined in claim 5, wherein: limiting grooves (298) are formed in the inclined surfaces of the inclined plates (29), limiting rings (299) are connected to the surfaces of the rollers (297), and the limiting rings (299) roll in the limiting grooves (298) through the rollers (297).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223437342.9U CN218966139U (en) | 2022-12-19 | 2022-12-19 | Plastic bag blow molding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223437342.9U CN218966139U (en) | 2022-12-19 | 2022-12-19 | Plastic bag blow molding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218966139U true CN218966139U (en) | 2023-05-05 |
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ID=86167621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223437342.9U Active CN218966139U (en) | 2022-12-19 | 2022-12-19 | Plastic bag blow molding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218966139U (en) |
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2022
- 2022-12-19 CN CN202223437342.9U patent/CN218966139U/en active Active
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