CN218368601U - Omnibearing adjustable cold-drawing film bagging machine - Google Patents

Abstract

The application discloses cold drawing membrane bagging machine with adjustable it is all-round, it belongs to the bagging machine field. The method comprises the following steps: a feeding frame; a feeding roller; a working frame; a bag making device; a hot cutting device; the feeding device comprises: a driving feed roller and a driven feed roller; the rotary driving piece is mounted to the working frame and used for driving the driving feed roller to rotate; the bag making apparatus includes: the first sucking disc and the second sucking disc are respectively provided with two groups and are used for adsorbing the plastic film; the first linear driving piece is connected to the working frame; the second linear driving piece is provided with two sets of and is connected to the working frame respectively, a set of second linear driving piece is connected with two sets of first sucking discs, and another set of second linear driving piece is connected with two sets of second sucking discs. The beneficial effect of this application lies in providing one kind and has the all-round adjustable cold drawing membrane bagging machine that can different cartons of adaptation or work piece cross the article size and carry out automatic bagging-off.

Description

Omnibearing adjustable cold-drawing film bagging machine

Technical Field

The application relates to the field of bagging machines, in particular to an all-dimensional adjustable cold-drawing film bagging machine.

Background

The bagging machine is used for sleeving the bag outside an article or a workpiece to form a protective layer for preventing the article or the workpiece from directly contacting with air.

According to an embodiment of the present invention, the structure of the product can refer to that disclosed in chinese patent document CN213384968U, the bagging machine body 1 further includes a bag pulling mechanism 13, a first frame 14 is provided between the bag pulling mechanism 13 and the bag clamping mechanism 11, a second frame 15 is provided outside the bag clamping mechanism 11, and the two static removing devices 2 are respectively provided on the first frame 14 and the second frame 15. In this embodiment, the first frame 14 separates the bag pulling mechanism 13 from the bag clamping mechanism 11, and the second frame 15 is further disposed outside the bag clamping mechanism 11 as a guardrail on the periphery of the device, in this embodiment, the static electricity removing device 2 with a higher position is disposed on the first frame 14, and the static electricity removing device 2 with a lower position is disposed on the second frame 15. After the film bag is pulled out by the bag clamping mechanism 11, the bag pulling mechanism 13 opens the bag opening of the film bag, the film bag is moved to the paper box 3 on the conveying mechanism 16, the bag pressing mechanism 17 enters the film bag from top to bottom under the action of the air cylinder assembly, and the film bag is pressed into the paper box 3, so that bag sleeving is completed.

Because need carry out the bagging-off with the bag cover of having formed in the outside of carton in above-mentioned structure, in other modes, can be through the same principle, with the bag cover of having formed in the outside of carton, nevertheless because the bag length of having formed all is fixed size, can't carry out the bagging-off packing to the carton of different length.

At present, an all-directional adjustable cold-drawing film bagging machine which can adapt to different carton boxes or workpieces to automatically bag in object sizes does not exist.

Disclosure of Invention

This summary is provided to introduce a selection of concepts in a simplified form that are further described below in the detailed description. This summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.

In order to solve the technical problems mentioned in the background section above, some embodiments of the present application provide an omni-directional adjustable cold-drawn film bagging machine, including: the feeding frame is placed on the ground; the feeding roller is formed by winding a plastic film on a rotating shaft for multiple circles and is arranged on the feeding frame; the working frame is placed on the ground and connected with the feeding frame; the feeding device is arranged on the working frame and used for pulling out the plastic film from the feeding roller to feed; the bag making device is arranged on the working frame and positioned below the feeding device, and is used for pulling the plastic film conveyed by the feeding device open to form a bag with a containing space; the hot cutting device is mounted on the working frame and used for hot cutting the bagged bag, so that the bag is separated from the plastic film to form an independent body for bagging the workpiece or article to protect the workpiece or article; the feeding device comprises: the device comprises a driving feed roller and a driven feed roller, wherein the driving feed roller and the driven feed roller are respectively rotatably arranged on a working frame and form a feed gap for clamping or pressing a plastic film; the rotary driving piece is arranged on the working frame and used for driving the driving feed roller to rotate so as to enable the driving feed roller to drive the plastic film to be pulled out; the bag-making apparatus includes: the first sucking disc and the second sucking disc are respectively provided with two groups and are used for adsorbing the plastic film; the first linear driving piece is directly or indirectly connected to the working frame and used for driving the two groups of first suckers and the two groups of second suckers to be away from or close to each other so that the first suckers and the second suckers are in a state of being close to the plastic film and being far from the plastic film; the second linear driving piece is provided with two groups, is directly or indirectly connected to the working frame respectively, and a group of second linear driving piece is connected with two groups of first suckers, and another group of second linear driving piece is connected with two groups of second suckers, and is used for making two groups of first suckers keep away from each other or be close to each other, and two groups of second suckers keep away from each other or be close to each other.

Because the positions of the first sucking disc and the second sucking disc can be adjusted, the plastic film can be unfolded into different sizes, and then bags with different sizes can be manufactured for bagging.

Further, the first suction cup comprises: the first adsorption part is used for adsorbing the plastic film; a first support part connected with the first adsorption part, so that the first adsorption part is installed on the first support part and connected with the first linear driving part; the second suction cup includes: the second adsorption part is used for adsorbing the plastic film; and the second supporting part is connected with the second adsorption part, so that the second adsorption part is arranged on the second supporting part and is connected with the second linear driving part.

Further, the first linear drive member includes: the first driving screw is directly or indirectly rotatably mounted to the working frame; the first driving nut is mounted to the first driving lead screw in a threaded manner and forms a first lead screw nut pair with the first driving lead screw; the second driving nut is mounted to the first driving lead screw in a threaded manner and forms a second lead screw nut pair together with the first driving lead screw; the first lead screw motor is directly or indirectly arranged on the working frame, and the output end of the first lead screw motor is connected with the first driving lead screw; the first driving screw rod is a double-rotation-direction screw rod, the first driving nut is connected with one rotation-direction thread, and the second driving nut is connected with the other rotation-direction thread.

Further, the second linear drive includes: the first mounting plate is fixedly mounted on the first driving nut; the second mounting plate is fixedly mounted on the second driving nut; the first mounting plate and the second mounting plate are respectively provided with two groups of same driving structures; locate the drive structure on first mounting panel and contain: the second driving screw is rotatably arranged on the first mounting plate; the third driving nut is in threaded connection with the second driving screw rod; the fourth driving nut is in threaded connection with the second driving screw rod; the second screw motor is arranged on the first mounting plate, and the output end of the second screw motor is fixedly connected with the second driving screw; the second driving screw rod is a double-rotation-direction screw rod, the third driving nut is connected with the thread in one rotation direction, and the fourth driving nut is connected with the thread in the other rotation direction; the first supporting part is fixedly arranged on two third driving nuts on the first mounting plate; and the second supporting part is fixedly arranged on the two third driving nuts on the second mounting plate.

Further, the driving structure disposed on the first mounting plate further includes: and the guide rod is fixedly arranged on the first mounting plate and is in sliding connection with the two groups of third driving nuts.

Further, the driving structure disposed on the first mounting plate further includes: the supporting rod is fixedly arranged on the first mounting plate; and one end of the drag chain is fixedly arranged on the support rod, and the other end of the drag chain is fixedly connected to the third driving nut, so that the lead connected with the adsorption part is placed in the drag chain.

Further, the hot cutting device comprises: a stationary hot knife and a dynamic hot knife; the static hot cutter is arranged on the working frame; the dynamic hot cutter and the static hot cutter are arranged at intervals so that the plastic film extends to the lower part through the intervals; and the cutting driving piece is arranged on the working frame, and the output end of the cutting driving piece is fixedly connected with the dynamic hot cutter so that the dynamic hot cutter is close to or far away from the static hot cutter.

Furthermore, a lifting frame is arranged below the working frame; the lifting frame is provided with four corners, and the lifting driving piece is fixed at the positions of the four corners; guide wheels are rotatably arranged at the four corners of the lifting frame; the rotating shaft part of the guide wheel is connected with the output end of the lifting driving piece; the guide wheel is abutted against the working frame and used for guiding the lifting motion of the lifting frame.

Furthermore, the first driving screw rod and the second driving screw rod are respectively and rotatably installed on the lifting frame.

Furthermore, an elastic metal sheet is fixedly arranged on the feeding frame; the elastic metal sheet has a part of linearity and a part of arc shape; the elastic metal sheet at the arc position bypasses the feeding roller; the arc-shaped part of the elastic metal sheet is fixedly provided with a pressing wheel; the pinch roller is connected with the feeding roller in an abutting mode.

The beneficial effect of this application lies in: provides an omnibearing adjustable cold-drawing film bagging machine which can be adapted to different cartons or workpieces to automatically bag by passing through article sizes.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it.

Further, throughout the drawings, the same or similar reference numerals denote the same or similar elements. It should be understood that the drawings are schematic and that elements and elements are not necessarily drawn to scale.

In the drawings:

FIG. 1 is an overall schematic diagram according to an embodiment of the present application;

FIG. 2 is a schematic structural view of a portion of the embodiment, mainly illustrating the structure with a part of the work frame removed;

FIG. 3 is a schematic structural view of a part of the embodiment, mainly illustrating the structure of a feeding device;

fig. 4 is a schematic structural view of a part of the embodiment, mainly showing the crane structure;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a schematic structural view of a part of the embodiment, mainly showing a structure of a bag-making apparatus;

FIG. 7 is an enlarged view of portion B of FIG. 6;

FIG. 8 is an enlarged view of section C of FIG. 6;

FIG. 9 is an enlarged view of section D of FIG. 6;

FIG. 10 is an enlarged view of section E of FIG. 6;

FIG. 11 is an enlarged view of section F of FIG. 6;

FIG. 12 is a schematic structural view of a portion of the embodiment, showing primarily the first suction cup configuration;

FIG. 13 is a schematic structural view of a portion of the embodiment, showing primarily the second chuck configuration;

FIG. 14 is a schematic structural view of a portion of the embodiment, mainly illustrating the structure of the hot cutting apparatus;

fig. 15 is a schematic structural view of a part of the embodiment, mainly showing the elastic metal sheet structure.

Reference numerals:

the device comprises a feeding frame 1, a feeding roller 11, an elastic metal sheet 12 and a pressing wheel 13;

a working frame 2;

the feeding device 3, the driving feed roller 31, the driven feed roller 32 and the rotary driving piece 33;

the bag making device 4, the first suction cup 41, the second suction cup 42, the first linear driving member 43, the second linear driving member 44, the first adsorption part 411, the first supporting part 412, the second adsorption part 421, the second supporting part 422, the first driving screw 431, the first driving nut 432, the second driving nut 433, the first screw motor 434, the transmission chain 435, the first mounting plate 441, the second mounting plate 442, the driving structure 443, the second driving screw 4431, the third driving nut 4432, the fourth driving nut 4433, the second screw motor 4434, the guide rod 4435, the support rod 4436 and the drag chain 4437;

a hot cutting device 5, a static hot cutter 51, a dynamic hot cutter 52 and a cutting driving piece 53;

the lifting frame 6, a lifting driving piece 61 and a guide wheel 62.

Detailed Description

Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the disclosure are shown in the drawings, it is to be understood that the disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided for a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and the embodiments of the disclosure are for illustration purposes only and are not intended to limit the scope of the disclosure.

It should be noted that, for convenience of description, only the portions related to the related invention are shown in the drawings. The embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict.

It should be noted that the terms "first", "second", and the like in the present disclosure are only used for distinguishing different devices, modules or units, and are not used for limiting the order or interdependence relationship of the functions performed by the devices, modules or units.

It is noted that references to "a", "an", and "the" modifications in this disclosure are intended to be illustrative rather than limiting, and that those skilled in the art will recognize that "one or more" may be used unless the context clearly dictates otherwise.

The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1-2, an all-directional adjustable cold-drawing film bagging machine comprises: a loading frame 1 placed on the ground. The feeding frame 1 is rotatably provided with a feeding roller 11, and the feeding roller 11 is formed by winding a double-layer plastic film on a rotating shaft for multiple circles. The cross section of the double-layer plastic film is formed by connecting a line segment at the beginning. Go up one side fixed mounting work frame 2 of work or material rest 1, work frame 2 places subaerial. The working frame 2 is provided with a feeding device 3, and the feeding device 3 is used for pulling out the plastic film from the feeding roller 11 for feeding. The working frame 2 is also provided with a bag making device 4, the bag making device 4 is positioned below the feeding device 3, and the bag making device 4 is used for pulling away the plastic film conveyed by the feeding device 3 to form a bag with a containing space. The work frame 2 is also provided with a hot cutting device 5, and the hot cutting device 5 is used for hot cutting the bagged bag, so that the bag is separated from the plastic film to form an independent individual for bagging the workpiece or the article to protect the workpiece or the article. Heat sealing

Referring to fig. 3, the feeding device 3 includes: the driving feed roller 31 and the driven feed roller 32 are both rotatably arranged on the working frame 2. The driving feed roller 31 and the driven feed roller 32 abut against each other and serve to nip or press the plastic film. This embodiment preferably clamps the plastic film. The working frame 2 is further provided with a rotary driving member 33, and the rotary driving member 33 is used for driving the driving feed roller 31 to rotate, so that the driving feed roller 31 drives the plastic film to be pulled out. The rotary drive 33 is a motor.

Referring to fig. 4-5, a lifting frame 6 is arranged below the working frame 2; the lifting frame 6 is provided with four corners, and a lifting driving piece 61 is fixed at the positions of the four corners; guide wheels 62 are rotatably arranged at the four corners of the lifting frame 6; the rotating shaft part of the guide wheel 62 is connected with the output end of the lifting driving piece 61; the guide wheel 62 abuts against the work frame 2 and is used for driving and guiding the lifting motion of the lifting frame 6. The lifting drive 61 is a motor.

Referring to fig. 6 to 9, the bag-making apparatus 4 includes: a first suction cup 41 and a second suction cup 42. Two sets of the first suction cups 41 and the second suction cups 42 are provided, respectively. The two sets of the first suction cups 41 and the second suction cups 42 are used for sucking the plastic film.

The first and second suction cups 41 and 42 are provided with first linear actuators 43. The first linear drive 43 is directly or indirectly connected to the work frame 2. The present embodiment preferably has the first linear drive member 43 indirectly connected to the work frame 2. The first linear drive 43 is indirectly connected to the working frame 2 via the crane 6.

The first linear drive member 43 comprises: a first drive screw 431. The first drive screw 431 is rotatably mounted to the crane 6. The first drive screw 431 is provided with a first drive nut 432 thereon, and the first drive nut 432 is threadedly mounted to the first drive screw 431. The first drive nut 432 and the first drive screw 431 form a first screw-nut pair. A second drive nut 433 is also provided on the first drive screw 431, the second drive nut 433 being threadedly mounted to the first drive screw. The second driving nut 433 and the first driving screw 431 form a second screw-nut pair. The first lead screw motor 434 is fixedly arranged on the lifting frame 6. The output end of the first lead screw motor 434 is connected with the first driving lead screw 431, specifically, the connection is realized by driving power through a driving chain 435. The first drive screw 431 is a double-handed screw, and the first drive nut 432 is screwed to one of the hands, and the second drive nut 433 is screwed to the other hand.

Referring to fig. 6, 9-11, the first suction cup 41 and the second suction cup 42 are further provided with a second linear driving member 44. There are two sets of second linear drives 44. The two sets of second linear driving members 44 are respectively directly or indirectly connected to the working frame 2, and preferably, the two sets of second linear driving members 44 are respectively indirectly connected to the working frame 2 in this embodiment. The second linear drive 44 is indirectly connected to the work frame 2 via the lifting frame 6.

The second linear drive 44 includes: a first mounting plate 441 and a second mounting plate 442. The first mounting plate 441 is fixedly mounted to the first drive nut 432. The second mounting plate 442 is fixedly mounted to the second drive nut 433. Rotation of the first drive screw causes the first drive nut 432 to move the first mounting plate 441 and the second drive nut 433 to move the second mounting plate 442 toward or away from each other.

The first mounting plate 441 and the second mounting plate 442 are provided with two identical sets of driving structures 443, respectively. There are two of the first mounting plate 441 and the second mounting plate 442. The driving structure 443 provided on the first mounting plate 441 includes: the second driving screw 4431. The second driving screw 4431 is rotatably mounted to the first mounting plate 441. The second driving screw 4431 is provided with a third driving nut 4432 and a fourth driving nut 4433. The third drive nut 4432 is threadedly coupled to the second drive screw 4431. The fourth drive nut 4433 is threadedly coupled to the second drive screw 4431. The first mounting plate 441 is further provided with a second lead screw motor 4434, and the second lead screw motor 4434 is mounted on the first mounting plate 441. The output end of the second lead screw motor 4434 is fixedly connected with the second driving lead screw 4431. The second drive screw 4431 is a double handed screw, the third drive nut 4432 is coupled to one of the handed threads, and the fourth drive nut 4433 is coupled to the other of the handed threads.

Referring to fig. 12 to 13, the first suction pad 41 includes: the first absorption part 411, the first absorption part 411 is used for absorbing the plastic film. The first adsorption part 411 is connected with a gas source. The first supporting part 412 is provided on the first absorbing part 411, and the first supporting part 412 is connected to the first absorbing part 411 so that the first absorbing part 411 is mounted on the first supporting part 412. The first support part 412 is connected to the third driving nut 4432. The second suction cup 42 includes: and a second adsorption part 421, wherein the second adsorption part 421 is used for adsorbing the plastic film. The second adsorption part 421 is connected to a gas source. The second suction portion 421 is provided with a second support portion 422, and the second support portion 422 is connected to the second suction portion 421, so that the second suction portion 421 is mounted on the second support portion 422. The second support portion 422 is connected with the fourth driving nut 4433. Rotation of the second drive screw 4431 moves the third and fourth drive nuts 4432 and 4433 toward and away from each other.

Referring to fig. 14, the hot cutting apparatus 5 includes: a stationary hot knife 51 and a dynamic hot knife 52. The stationary hot knife 51 is mounted on the work frame 2. The dynamic hot knife 52 and the static hot knife 51 are spaced apart so that the plastic film extends below through the space. The cutting drive 53 is mounted on the work frame 2. The output end of the cutting driving member 53 is fixedly connected with the dynamic hot knife 52, so that the dynamic hot knife 52 is close to or far away from the static hot knife 51. The cutting drive is a linear drive motor.

Referring to fig. 15, the elastic metal sheet 12 is fixedly installed on the feeding frame 2. The elastic metal sheet 12 has a part of a straight line portion and an arc portion. The linear part extends along the feeding frame and is bent downwards to form an arc-shaped part. The arc-shaped portion of the elastic metal sheet 12 passes around the feed roller. The pressing wheel 13 is fixedly arranged on the arc-shaped part of the elastic metal sheet 12. The pinch roller 13 is abutted against the feeding roller and used for increasing the resistance of the rotation of the feeding roller so that the feeding roller can be stopped.

Specifically, the driving structure 443 provided on the first mounting plate 441 further includes: a guide lever 4435. The guide bar 4435 is fixedly mounted to the first mounting plate 441 and is slidably coupled to the two sets of third driving nuts 4432.

Specifically, the driving structure 443 provided on the first mounting plate 441 further includes: support the lever 4436. The support rod 4436 is fixedly mounted to the first mounting plate 441. The work frame 2 is provided with a drag chain 4437. One end of the drag chain 4437 is fixedly installed on the support rod 4436 and the other end thereof is fixedly connected to the third driving nut 4432, so that the lead wire connected to the first absorption part is placed in the drag chain 4437.

Working conditions are as follows:

when in use, the plastic film on the feeding roller is pulled outwards and extends to the position of the feeding device 3; specifically, the plastic film is preferably nipped or pressed by the driving feed roller 31 and the driven feed roller 32.

The rotary driving member 33 is started, the rotary driving member 33 drives the driving feed roller 31 to rotate, the driving feed roller 31 is matched with the driven feed roller 32, the plastic film is pulled out, the fed film is conveyed downwards and is conveyed to the position of the bag making device 4, and then the bag making device 4 is started to prepare a bag which is sleeved with the workpiece or the article.

The specific operation of the bag making device 4 is as follows:

the first lead screw motor 434 is started, the first lead screw motor 434 drives the first driving lead screw 431 to rotate, so that the first lead screw nut and the second lead screw nut move close to each other, the first mounting plate 441 and the second mounting plate 442 are driven to move close to each other, the first adsorption part 411 and the second adsorption part 421 move close to each other until the first adsorption part 411 and the second adsorption part 421 are attached to the plastic film, and then the plastic film is adsorbed. The first lead screw motor 434 reversely drives the first driving lead screw 431 to rotate, so that the first adsorption part 411 and the second adsorption part 421 are separated from each other, and the plastic film is pulled to two sides; and simultaneously, a second lead screw motor 4434 is started, the second lead screw motor 4434 drives a second driving lead screw 4431 to rotate through a transmission chain 435, the second driving lead screw 4431 drives a third lead screw nut and a fourth lead screw nut to be far away, so that the two groups of first adsorption parts 411 are far away from each other, and the two groups of second adsorption parts 421 are far away from each other, so that the plastic film is stretched towards two dimensions and is pulled out to be in a bag shape for accommodating articles or workpieces.

After bag making is finished, the lifting driving piece 61 is started, the lifting driving piece 61 drives the guide wheel 62 to rotate, and the guide wheel 62 moves on the working frame 2 and drives the lifting frame 6 to move downwards. The bag completely covers the articles or workpieces on the ground, and the hot cutting device 5 is started after the bag is covered;

the movement of the hot cutting device 5 is: the cutting driving member 53 is activated, and the cutting driving member 53 drives the dynamic hot cutter to abut against the stationary hot cutter 51, so that the dynamic hot cutter 52 and the stationary hot cutter 51 are in contact with each other to heat seal and cut the plastic film.

The foregoing description is only exemplary of the preferred embodiments of the disclosure and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention in the embodiments of the present disclosure is not limited to the specific combinations of the above-mentioned features, and other embodiments in which the above-mentioned features or their equivalents are combined arbitrarily without departing from the spirit of the invention are also encompassed. For example, the above features and (but not limited to) the features with similar functions disclosed in the embodiments of the present disclosure are mutually replaced to form the technical solution.

Claims (10)

1. The utility model provides an all-round adjustable cold drawing membrane bagging machine, includes:

the feeding frame is placed on the ground;

the feeding roller is formed by winding a plastic film on a rotating shaft for multiple circles and is arranged on the feeding frame;

the working frame is placed on the ground and connected with the feeding frame;

the feeding device is arranged on the working frame and used for pulling out the plastic film from the feeding roller to feed;

the bag making device is arranged on the working frame and positioned below the feeding device, and is used for pulling the plastic film conveyed by the feeding device open to form a bag with a containing space;

the hot cutting device is mounted on the working frame and used for hot cutting the bagged bag, so that the bag is separated from the plastic film to form an independent body for bagging the workpiece or article to protect the workpiece or article;

the method is characterized in that:

the feeding device comprises:

the device comprises a driving feed roller and a driven feed roller, wherein the driving feed roller and the driven feed roller are respectively rotatably arranged on a working frame and form a feed gap for clamping or pressing a plastic film;

the rotary driving piece is arranged on the working frame and used for driving the driving feed roller to rotate so as to enable the driving feed roller to drive the plastic film to be pulled out;

the bag making apparatus includes:

the first sucking disc and the second sucking disc are respectively provided with two groups and are respectively used for adsorbing two side surfaces of the plastic film;

the first linear driving piece is directly or indirectly connected to the working frame and used for driving the two groups of first sucking discs and the two groups of second sucking discs to be away from or close to each other so that the first sucking discs and the second sucking discs are close to the plastic film and far from the plastic film;

the second linear driving piece is provided with two groups, is directly or indirectly connected to the working frame respectively, and a group of second linear driving piece is connected with two groups of first suckers and is used for enabling the two groups of first suckers to be away from each other or to be close to each other, and another group of second linear driving piece is connected with the two groups of second suckers and controls the two groups of second suckers to be away from each other or to be close to each other.

2. The all-directional adjustable cold-drawn film bagging machine according to claim 1, wherein:

the first suction cup includes:

the first adsorption part is used for adsorbing the plastic film;

a first support part connected with the first adsorption part, so that the first adsorption part is installed on the first support part and connected with the first linear driving part;

the second suction cup includes:

the second adsorption part is used for adsorbing the plastic film;

and the second supporting part is connected with the second adsorption part, so that the second adsorption part is arranged on the second supporting part and is connected with the second linear driving part.

3. The all-directional adjustable cold-drawn film bagging machine according to claim 2, wherein:

the first linear drive member includes:

the first driving screw is directly or indirectly rotatably mounted to the working frame;

the first driving nut is mounted to the first driving lead screw in a threaded manner and forms a first lead screw nut pair with the first driving lead screw;

the second driving nut is mounted to the first driving lead screw in a threaded manner and forms a second lead screw nut pair together with the first driving lead screw;

the first lead screw motor is directly or indirectly arranged on the working frame, and the output end of the first lead screw motor is connected with the first driving lead screw;

the first driving screw rod is a double-rotation-direction screw rod, the first driving nut is connected with one rotation-direction thread, and the second driving nut is connected with the other rotation-direction thread.

4. The all-directional adjustable cold-drawn film bagging machine according to claim 3, wherein:

the second linear drive includes:

the first mounting plate is fixedly mounted on the first driving nut;

the second mounting plate is fixedly mounted on the second driving nut;

the first mounting plate and the second mounting plate are respectively provided with two groups of same driving structures;

the driving structure provided on the first mounting plate includes:

the second driving screw is rotatably arranged on the first mounting plate;

the third driving nut is in threaded connection with the second driving screw rod;

the fourth driving nut is in threaded connection with the second driving screw rod;

the second screw motor is arranged on the first mounting plate, and the output end of the second screw motor is fixedly connected with the second driving screw;

the second driving screw rod is a double-rotation-direction screw rod, the third driving nut is connected with the thread in one rotation direction, and the fourth driving nut is connected with the thread in the other rotation direction; the first supporting part is fixedly arranged on two third driving nuts on the first mounting plate; and the second supporting part is fixedly arranged on two third driving nuts on the second mounting plate.

5. The omni-directional adjustable cold-drawn film bagging machine according to claim 4, wherein:

locate on the first mounting panel the drive structure still contains:

and the guide rod is fixedly arranged on the first mounting plate and is in sliding connection with the two groups of third driving nuts.

6. The all-directional adjustable cold-drawn film bagging machine according to claim 5, wherein:

locate on first mounting panel the drive structure still includes:

the supporting rod is fixedly arranged on the first mounting plate;

and one end of the drag chain is fixedly arranged on the supporting rod, and the other end of the drag chain is fixedly connected to the third driving nut, so that a lead connected with the adsorption part is placed in the drag chain.

7. The all-directional adjustable cold-drawn film bagging machine according to claim 6, wherein:

the hot cutting device comprises:

a stationary hot knife and a dynamic hot knife;

the static hot cutter is arranged on the working frame;

the dynamic hot cutter and the static hot cutter are arranged at intervals so that the plastic film extends to the lower part through the intervals;

and the cutting driving piece is arranged on the working frame, and the output end of the cutting driving piece is fixedly connected with the dynamic hot cutter so that the dynamic hot cutter is close to or far away from the static hot cutter.

8. The omni-directional adjustable cold-drawn film bagging machine according to claim 7, wherein:

a lifting frame is arranged below the working frame;

the lifting frame is provided with four corners, and a lifting driving piece is fixed at the positions of the four corners;

guide wheels are rotatably arranged at the four corners of the lifting frame;

the rotating shaft part of the guide wheel is connected with the output end of the lifting driving piece;

the guide wheel is abutted against the working frame and used for guiding the lifting motion of the lifting frame.

9. The omni-directional adjustable cold-drawn film bagging machine according to claim 8, wherein:

the first driving screw rod and the second driving screw rod are respectively and rotatably installed on the lifting frame.

10. The omni-directional adjustable cold-drawn film bagging machine according to claim 9, wherein:

an elastic metal sheet is fixedly arranged on the feeding frame;

the elastic metal sheet has a part of linearity and a part of arc shape;

the elastic metal sheet at the arc position bypasses the feeding roller;

the arc-shaped part of the elastic metal sheet is fixedly provided with a pressing wheel;

the pinch roller is connected with the feeding roller in an abutting mode.

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