CN216832502U

CN216832502U - Horizontal air stroking mechanism before folding polyethylene blow molding bag

Info

Publication number: CN216832502U
Application number: CN202220047593.7U
Authority: CN
Inventors: 赖加林
Original assignee: Kunshan Baoyu Plastic Technology Co ltd
Current assignee: Kunshan Baoyu Plastic Technology Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-06-28
Anticipated expiration: 2032-01-10

Abstract

The utility model relates to a horizontal air stroking mechanism before folding a polyethylene blow molding bag, which comprises a four-foot portal frame, a lifting cylinder, a bag end pressing module and a horizontal air stroking module; the top of the four-leg portal frame is provided with a middle cross beam, the lifting cylinder is vertically arranged at the upper part of the middle cross beam, the lifting frame is positioned at the inner side of the four-leg portal frame, and the lifting frame is connected with the bottom end of a piston rod of the lifting cylinder; the bag end pressing module is positioned at one end of the lifting frame and vertically penetrates through the lifting frame; the horizontal air stroking module is positioned at the bottom end of the lifting frame; the bag end pressing module comprises a pressing block and a spring; the horizontal air smoothing module comprises a straight line module and a film. The utility model relates to an air movement mechanism is smoothed out with fingers to level before folding of polyethylene blowing bag can realize smoothing out with fingers the exhaust automatically before the blowing bag is folded, discharges the interior air of bag fast, reduces manpower intensity of labour for exhaust speed improves interior air escape's thoroughness nature of bag.

Description

Horizontal air stroking mechanism before folding polyethylene blow molding bag

Technical Field

The utility model relates to a blowing bag production field, concretely relates to gas mechanism is smoothed out with fingers to level before folding of polyethylene blowing bag.

Background

Blow molding bags are widely used for packaging containers in the fields of medicine, food, chemical industry, transportation and the like, and are mostly made of polyethylene.

After the blow molding bag is subjected to blow molding and bag cutting, a single bag is formed, and folding is needed for convenience of boxing or bagging.

The folding operation is mostly performed manually. During the folding operation, a small amount of air is often present in the blow-molded bag, which is not easily discharged, and thus cannot be completely flattened during the folding operation, i.e., the folded blow-molded bag occupies a large space.

In order to discharge air in the bag, the bag is pressed and heat-sealed before being cut, so the prior operation is to smooth the upper surface of the bag manually and extrude the air to the cut end for discharging. The manual smoothing operation not only consumes more labor, but also can not realize uniform smoothing and extrusion due to small size of the hand, so that partial air can not be discharged smoothly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at:

the horizontal air stroking mechanism before folding of the polyethylene blow-molded bag is developed, and can automatically realize the air stroking and exhausting before the blow-molded bag is folded, so that the air in the bag is quickly exhausted, the labor intensity of manpower is reduced, the exhausting speed is increased, and the thoroughness of the air exhaust in the bag is improved.

In order to achieve the above object, the present invention provides the following technical solutions:

a horizontal air stroking mechanism before folding a polyethylene blow-molded bag comprises a four-foot portal frame, a lifting cylinder, a bag end pressing module and a horizontal air stroking module; the top of the four-leg portal frame is provided with a middle cross beam, the lifting cylinder is vertically arranged at the upper part of the middle cross beam, the lifting frame is positioned at the inner side of the four-leg portal frame, and the lifting frame is connected with the bottom end of a piston rod of the lifting cylinder; the bag end pressing module is positioned at one end of the lifting frame and vertically penetrates through the lifting frame; the horizontal air stroking module is positioned at the bottom end of the lifting frame; the bag end pressing module comprises a pressing block and a spring; the horizontal air smoothing module comprises a straight line module and a film.

Furthermore, the crane is horizontally arranged, a first guide rod is arranged on the crane, the first guide rod vertically penetrates through a through hole in the middle cross beam, and the first guide rod is symmetrically arranged relative to the lifting cylinder.

Furthermore, a pressing block of the bag end pressing module is located below the lifting frame, a second guide rod is arranged on the pressing block, and the second guide rod vertically penetrates through a through hole in the lifting frame.

Further, the pressing block is in a block shape, and the bottom end of the pressing block is a plane; the spring is sleeved on the periphery of the second guide rod and is positioned between the pressing block and the lifting frame.

Further, sharp module level sets up the bottom face at the crane, the film is located the connecting seat, the connecting seat passes through the translation board and is connected with the slide of sharp module.

Furthermore, the film is detachably connected with the connecting seat through a bolt, and the film is in a straight line shape and is vertical to the linear module; the rubber sheet is made of rubber.

The utility model has the advantages that: the utility model provides a mechanism is smoothed out with fingers to polyethylene blowing bag level before folding, combines four-legged portal frame, the crane, the lift cylinder, the bag end compresses tightly the module and the comprehensive utilization of the module is smoothed out with fingers with the fingers to the level, can compress tightly the heat-seal pressing end of blowing bag before the blowing bag is folded, straight line module drive film level is scraped, the exhaust of smoothing out with fingers is realized automatically, air in the bag is discharged fast, compare in the manual exhaust of smoothing out with fingers of smoothing out with the fingers of manual work and can reduce manpower intensity of labour by a wide margin, accelerate exhaust speed, and improve the exhaustedthoroughness of the interior air of bag, be favorable to ensureing that subsequent folding operation goes on smoothly.

Drawings

Fig. 1 is a three-dimensional schematic view of the overall structure of the horizontal air smoothing mechanism before folding the polyethylene blow-molded bag of the present invention.

Fig. 2 is a schematic side-down view of the structure shown in fig. 1.

Fig. 3 is a schematic view of a partial structure of the horizontal air smoothing mechanism before folding the polyethylene blow-molded bag of the present invention.

In the figure: 1. a four-legged gantry; 2. a middle cross beam; 3. a lifting frame; 4. a lifting cylinder; 5. a first guide bar; 6. a bag end compression module; 61. briquetting; 62. a second guide bar; 63. a spring; 7. a horizontal air stroking module; 71. a linear module; 72. a translation plate; 73. a connecting seat; 74. a film; 75. and (4) bolts.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 3, the horizontal air stroking mechanism before folding of the polyethylene blow-molded bag comprises a four-foot portal frame 1, a lifting frame 3, a lifting cylinder 4, a bag end pressing module 6 and a horizontal air stroking module 7; the top of the four-leg portal frame 1 is provided with a middle cross beam 2, the lifting cylinder 4 is vertically arranged at the upper part of the middle cross beam 2, the middle cross beam 2 is used for connecting and fixing the lifting cylinder 4, the lifting frame 3 is positioned at the inner side of the four-leg portal frame 1, the lifting frame 3 is connected with the bottom end of a piston rod of the lifting cylinder 4, and the lifting cylinder 4 is used for driving the lifting frame 3 to move up and down; the bag end pressing module 6 is positioned at one end of the lifting frame 3 and vertically penetrates through the lifting frame 3, and the bag end pressing module 6 is used for pressing one end of the blow-molded bag to realize pressing and fixing of the blow-molded bag; the horizontal air stroking module 7 is positioned at the bottom end of the lifting frame 3, and the horizontal air stroking module 7 is used for realizing the extrusion of air in the blow molding bag; the bag end pressing module 6 comprises a pressing block 61 and a spring 63; the horizontal air stroking module 7 comprises a linear module 71 and a film 74, and the film 74 is used for horizontal chlorine.

The lifting frame 3 is horizontally arranged, a first guide rod 5 is arranged on the lifting frame 3, the first guide rod 5 vertically penetrates through a through hole in the middle cross beam 2, the first guide rod 5 is used for guiding the up-down lifting of the lifting frame 3, the first guide rod 5 is symmetrically arranged relative to the lifting cylinder 4, and the stress is uniform.

The pressing block 61 of the bag end pressing module 6 is located below the lifting frame 3, a second guide rod 62 is arranged on the pressing block 61, the second guide rod 62 vertically penetrates through a through hole in the lifting frame 3, and the second guide rod 62 is used for guiding the up-and-down movement of the pressing block 61.

The pressing block 61 is in a block shape, and the bottom end of the pressing block is a plane, so that the heat-sealing pressing end of the blow molding bag can be pressed in a plane manner; the spring 63 is sleeved on the periphery of the second guide rod 62 and is positioned between the pressing block 61 and the lifting frame 3, and the spring 63 is specifically a spiral spring and is used for playing a buffering role and ensuring that the pressing block 61 compresses the blowing bag.

The straight line module 71 level sets up at the bottom face of crane 3, the film 74 is located connecting seat 73, connecting seat 73 passes through translation board 72 and is connected with the slide of straight line module 71, and straight line module 71 specifically is the KK module for drive film 74 horizontal migration.

The film 74 is detachably connected with the connecting seat 73 through a bolt 75, the film 74 is replaceable, and the film 74 is in a straight line shape and is perpendicular to the linear module 71; the rubber sheet 74 is made of rubber, is soft and can be slightly deformed under the action of pressure, so that the effect of smooth air exhaust is ensured.

The utility model discloses a theory of operation does: firstly, fixing the air stroking mechanism at a bag outlet position on a bag cutting automatic line, moving a cut blow-molded bag to the lower part of a four-leg portal frame 1, and positioning a sliding plate of a linear module 71 at one end close to a bag end pressing module 6;

the piston rod of the lifting cylinder 4 extends downwards to drive the lifting frame 3 to move downwards, the pressing block 61 of the bag end pressing module 6 firstly contacts the heat-sealing pressing end of the blow-molded bag, the pressing block 61 stops moving, the second guide rod 62 moves relative to the lifting frame 3, the spring 63 is compressed, and the pressing block 61 presses the heat-sealing pressing end of the blow-molded bag;

then the lifting frame 3 moves downwards to a low position, and the film 74 contacts the upper end surface of the blow molding bag and slightly deforms under the action of pressure; the linear module 71 is electrified to drive the translation plate 72 to translate, the translation plate 72 and the connecting seat 73 move towards the direction far away from the bag end pressing module 6, namely, towards the cut-off part of the blow-molded bag, and the film 74 horizontally strokes the blow-molded bag, so that air in the blow-molded bag is smoothed towards the cut-off part until the air is extruded from the cut-off part, the basic air discharge is realized, and the subsequent blow-molded bag folding operation is facilitated.

The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.

Claims

1. The utility model provides a pneumatic mechanism is smoothed out with fingers to polyethylene blowing bag level before folding which characterized in that: comprises a four-leg portal frame (1), a lifting frame (3), a lifting cylinder (4), a bag end compacting module (6) and a horizontal air stroking module (7); the top of the four-leg portal frame (1) is provided with a middle cross beam (2), the lifting cylinder (4) is vertically arranged at the upper part of the middle cross beam (2), the lifting frame (3) is positioned at the inner side of the four-leg portal frame (1), and the lifting frame (3) is connected with the bottom end of a piston rod of the lifting cylinder (4); the bag end pressing module (6) is positioned at one end of the lifting frame (3) and vertically penetrates through the lifting frame (3); the horizontal air stroking module (7) is positioned at the bottom end of the lifting frame (3); the bag end pressing module (6) comprises a pressing block (61) and a spring (63); the horizontal air smoothing module (7) comprises a linear module (71) and a film (74).

2. The polyethylene blow-molded bag pre-folding horizontal stroking mechanism according to claim 1, characterized in that: the lifting frame (3) is horizontally arranged, a first guide rod (5) is arranged on the lifting frame (3), the first guide rod (5) vertically penetrates through a through hole in the middle cross beam (2), and the first guide rod (5) is symmetrically arranged relative to the lifting cylinder (4).

3. The polyethylene blow-molded bag pre-folding horizontal stroking mechanism according to claim 2, characterized in that: a pressing block (61) of the bag end pressing module (6) is located below the lifting frame (3), a second guide rod (62) is arranged on the pressing block (61), and the second guide rod (62) vertically penetrates through a through hole in the lifting frame (3).

4. The polyethylene blow-molded bag pre-folding horizontal stroking mechanism according to claim 3, characterized in that: the pressing block (61) is in a block shape, and the bottom end of the pressing block is a plane; the spring (63) is sleeved on the periphery of the second guide rod (62) and is positioned between the pressing block (61) and the lifting frame (3).

5. The polyethylene blow-molded bag pre-folding horizontal stroking mechanism according to claim 4, characterized in that: the straight line module (71) level sets up the bottom face at crane (3), film (74) are located connecting seat (73), connecting seat (73) are connected with the slide of straight line module (71) through translation board (72).

6. The polyethylene blow-molded bag pre-folding horizontal stroking mechanism according to claim 5, characterized in that: the rubber sheet (74) is detachably connected with the connecting seat (73) through a bolt (75), and the rubber sheet (74) is in a straight line shape and is vertical to the linear module (71); the rubber sheet (74) is made of rubber.