CN215972415U - Automatic bundling machine for packaging bags - Google Patents

Abstract

The utility model relates to an automatic packaging bag bundling machine which is arranged below a vertical packaging machine and comprises an installation plate, wherein a front channel opening and closing mechanism, a rear channel opening and closing mechanism, a left clamp arm mechanism, a right clamp arm mechanism, a bag bundling fork rod mechanism, a ribbon unreeling transmission mechanism, a ribbon breaking mechanism and a ribbon twisting mechanism are arranged on the installation plate. The front channel opening and closing mechanism and the rear channel opening and closing mechanism are matched to open and close, so that the packaging bags are limited in the channel after passing through the front channel opening and closing mechanism and the left and right clamp arm mechanisms work to close the bag openings of the packaging bags left and right; in addition, the ribbon unreeling and conveying mechanism and the ribbon breaking mechanism complete the unreeling, conveying and threading work of the ribbon; the bag bundling fork rod mechanism extends forwards into the folding space to fold the bag opening of the packaging bag, the ribbon line segment is folded and folded on the bag opening of the packaging bag along with the folding fork rod mechanism, then the ribbon twisting mechanism twists and tightens the ribbon line segment in the folding space to finish the ribbon action on the bag opening of the packaging bag, and the bag bundling is realized in the falling process of the packaging bag.

Description

Automatic bundling machine for packaging bags

Technical Field

The utility model relates to the technical field of packaging, in particular to an automatic packaging bag bundling machine.

Background

At present, a vertical packaging machine is generally adopted for packaging, and after the packaging is finished, a bag opening is bundled manually, but the efficiency is low, the speed is low, the manual working intensity is high, and people hope to develop equipment matched with the vertical packaging machine, and the equipment can be automatically bundled in time after the vertical packaging machine finishes the packaging.

In order to solve the problems, a new technical scheme is provided.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides an automatic packaging bag bundling machine.

In order to solve the technical problems, the utility model adopts the following technical scheme:

an automatic packaging bag bundling machine is arranged below a vertical packaging machine and comprises an installation plate, wherein a front channel opening and closing mechanism and a rear channel opening and closing mechanism are arranged on the installation plate, a channel is formed by matching the front channel opening and closing mechanism and the rear channel opening and closing mechanism, and the width of the channel can be controlled to be expanded so that a packaging bag can pass through the channel or be controlled to be narrowed so as to be convenient for the packaging bag to be folded back and forth; the rear channel opening and closing mechanism comprises a rear furling plate, a left clamp arm mechanism, a right clamp arm mechanism and a bag bundling fork rod mechanism are arranged below the rear furling plate, the left clamp arm mechanism and the right clamp arm mechanism can furl the bag opening of the packaging bag in the channel from left to right, and a furling space which is through from front to back and is tightly clamped at two sides exists after the left clamp arm mechanism and the right clamp arm mechanism are furled from left to right;

still unreel transport mechanism and ribbon break mechanism including the ribbon, it unreels the ribbon and conveys, the threading to bundle bag fork lever mechanism on, and ribbon break mechanism breaks the bundle line and reserves one section solitary ribbon line segment in making bundle bag fork lever mechanism when bundle bag fork lever mechanism accomplishes the threading, bundle bag fork lever mechanism portability ribbon line segment extends forward about in the draw in space of tong arm mechanism and draws in the wrapping bag sack from back to the front, is equipped with ribbon kink mechanism in the place ahead of draw in space, and it can stretch into to draw in the space in the place ahead and tie up the ribbon kink in the wrapping bag fork lever mechanism tightly on the wrapping bag sack.

In a further improvement scheme, the front channel opening and closing mechanism comprises linear guide rails which are symmetrically arranged on two sides of the rack and a hollow rectangular frame which is arranged at the front ends of the guide rails, opening and closing cylinders are respectively arranged at the rear ends of the two symmetrically arranged guide rails, and the opening and closing cylinders can drive the guide rails to move forwards or backwards so as to realize the forward or backward movement of the rectangular frame; the rear channel opening and closing mechanism further comprises linear guide rails symmetrically arranged on two sides of the machine frame and a lower furling cylinder arranged in the middle of the linear guide rails, the rear furling plate is connected with the linear guide rails and driven to move forward or backward by the lower furling cylinder, the rectangular frame and the rear furling plate are opposite in moving direction, and the channel is formed in a gap between the rectangular frame and the rear furling plate.

In a further improvement scheme, the left and right clamp arm mechanisms comprise a pair of symmetrically arranged swing arms, rotating shaft seats of the swing arms are connected and fixed on the mounting plate, and the swing arms realize symmetrical synchronous rotation through a pair of meshing gears; the symmetrical inner sides of the pair of swing arms also comprise outward extending arms, the left and right clamp arm mechanisms also comprise transmission cylinders on the rack mounting plate, and the transmission cylinders enable the pair of swing arms to symmetrically rotate along the central axis in a certain angle interval through the transmission of a crank arm connecting rod so as to control the opening or closing of the outward extending arms; the extension arm front end cavity link up around and, and is equipped with the opening in its symmetry inboard, the extension arm symmetry of a pair of swing arm sets up, and its symmetry inboard opening is towards the symmetry axis, draw in the space and form in the box-like space that trilateral opening that forms after a pair of swing arm extension arm folds.

In a further improvement scheme, the bag binding fork rod mechanism comprises a straight rod arranged above the rear folding plate, a fork part is arranged at the front end part of the straight rod, a pair of fork lugs which are arranged in parallel left and right are arranged on the fork part, and bandage penetrating holes are respectively arranged on the pair of fork lugs and used for a bandage to penetrate through; the rear end of the mounting plate is provided with a straight rod control cylinder which is fixedly connected with the mounting plate and can control the straight rod to move forward so that the fork lug enters the furling space of the swing arm extension arm or retreats to exit the furling space.

In a further improvement scheme, the binding tape twisting mechanism comprises a twisting mounting plate arranged at the front end part of the rectangular frame, an S-shaped twisting binding hook is arranged on the twisting mounting plate, the twisting binding hook is positioned in an area where the folding space is located, and the twisting binding hook can hook the two open ends of the binding tape on the fork ear sent into the folding space to rotate and twist; the twisting mounting plate is provided with a twisting control device for driving the twisting hook to rotate.

In a further improvement, the kink control device comprises a gear coaxially connected with the kink tying hook, a rack meshed with the gear, and a kink air cylinder controlling the rack to move left and right.

In a further improvement scheme, ribbon unwinding transfer mechanism is including ribbon unwinding device, ribbon pinch roller, ribbon transport mechanism and ribbon guide way, the ribbon pinch roller is used for conveying the ribbon and sends the ribbon to the ribbon guide way, the ribbon guide way is located one side of fork ear, and it is used for leading-in the ribbon perforation to being in the fork ear that does not stretch forward originally with the ribbon that the ribbon pinch roller was sent and was come.

In a further improvement, the ribbon breaking mechanism comprises a punch and a breaking cylinder for controlling the punch to break the ribbon, and the punch is positioned on one side of the ribbon guide groove.

In a further improvement scheme, the ribbon unwinding device comprises an unwinding disc, and a tension arm and a tension spring are arranged on the unwinding disc.

Compared with the prior art, the utility model has the beneficial effects that: after the vertical packaging machine finishes packaging, the packaging bags fall downwards, the front channel opening and closing mechanism and the rear channel opening and closing mechanism are matched with the collecting channel to limit the falling packaging bags in the channel, and then the left and right clamp arm mechanisms work to collect the bag openings of the packaging bags left and right; in addition, the band unwinding and conveying mechanism and the band breaking mechanism already execute the operations of unwinding, conveying and threading of the band, and the band is threaded to the bag bundling fork rod mechanism and broken, so that the bag bundling fork rod mechanism is provided with a single band segment; the bag binding fork rod mechanism executes work, the bag mouth of the packaging bag is collected from back to front in a collecting space carrying the ribbon line section to extend forwards to the left and right clamp arm mechanisms, at the moment, the ribbon line section is also collected on the bag mouth of the packaging bag along with bending, then the ribbon twisting mechanism twists and tightens the ribbon line section on the bag mouth of the packaging bag from the front of the collecting space, the ribbon action on the bag mouth of the packaging bag is completed, then the front channel opening and closing mechanism and the rear channel opening and closing mechanism are matched to release the channel, the packaging bag drops and is sent away, and the bag binding is realized in the falling process of the packaging bag.

The utility model is described in further detail below with reference to the following detailed description and accompanying drawings:

[ description of the drawings ]

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a perspective view of an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a strap unwinding transmission mechanism and a strap breaking mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a strap unwinding transfer mechanism and a strap breaking mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of the left and right clamp arm mechanisms and the bag-bundling fork lever mechanism in the embodiment of the present invention;

FIG. 6 is a schematic perspective view of the left and right clamp arm mechanisms and the bag-bundling fork lever mechanism in an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of the left and right clamp arm mechanisms in an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a front channel opening and closing mechanism and a rear channel opening and closing mechanism in an embodiment of the present invention;

FIG. 9 is a schematic perspective view of the front channel opening and closing mechanism and the rear channel opening and closing mechanism in the embodiment of the present invention;

FIG. 10 is a schematic structural view of a twist tie mechanism in an embodiment of the present invention;

FIG. 11 is a perspective view of a twist tie mechanism in an embodiment of the present invention.

[ detailed description ] embodiments

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.

The orientation shown in the drawings is not to be construed as limiting the specific scope of the utility model, but is for the best understanding of the preferred embodiments only, and changes in location or addition of numbers or structural simplifications may be made to the product parts shown in the drawings.

The relation of "connected" between the components shown in the drawings and described in the specification can be understood as fixedly connected or detachably connected or integrally connected; the connecting elements can be directly connected or connected through an intermediate medium, and persons skilled in the art can understand the connecting relation according to specific conditions, and can use the connecting elements in a screwed connection or riveting connection or welding connection or clamping connection or embedding connection mode to replace different embodiments in a proper mode.

The terms of orientation such as up, down, left, right, top, bottom, and the like in the description and the orientation shown in the drawings, may be used for direct contact or contact with each other through another feature therebetween; above may be directly above and obliquely above, or it simply means above the other; other orientations may be understood by analogy.

The material for manufacturing the solid-shaped component shown in the specification and the drawings can be a metal material or a non-metal material or other composite materials; the machining processes used for components having solid shapes can be stamping, forging, casting, wire cutting, laser cutting, casting, injection molding, digital milling, three-dimensional printing, machining, and the like; one skilled in the art can select the materials and the manufacturing process adaptively or in combination according to different processing conditions, cost and precision.

The utility model relates to an automatic packaging bag bundling machine, which is arranged below a vertical packaging machine, and comprises a mounting plate 10, wherein the mounting plate 10 is provided with a front channel opening and closing mechanism and a rear channel opening and closing mechanism, the front channel opening and closing mechanism and the rear channel opening and closing mechanism are matched to form a channel 20, and the width of the channel 20 can be controlled to be expanded so that a packaging bag can pass through the channel 20 or the width of the channel 20 is controlled to be narrowed so as to be convenient for the front and rear folding of the packaging bag; the rear channel opening and closing mechanism comprises a rear closing plate 30, a left clamp arm mechanism, a right clamp arm mechanism and a bag binding fork rod mechanism are arranged below the rear closing plate 30, the left clamp arm mechanism and the right clamp arm mechanism can close the bag opening of the packaging bag in the channel from left to right, and a closing space 40 which is through from front to back and is tightly clamped at two sides is formed after the left clamp arm mechanism and the right clamp arm mechanism are closed from left to right;

still unreel transport mechanism and ribbon break mechanism including the ribbon, it unreels the ribbon and conveys, the threading to prick bag fork lever mechanism on, and ribbon break mechanism will prick the line and break and reserve one section solitary ribbon line segment in making to prick bag fork lever mechanism when prick bag fork lever mechanism accomplishes the threading, prick bag fork lever mechanism portability ribbon line segment extend forward about in the draw in space 40 of tong arm mechanism and by draw in with wrapping bag sack around to before after to, the wrapping bag mouth that the ribbon will draw in at this moment forms the parcel, is equipped with ribbon kink mechanism in the place ahead of draw in space 40, and it can stretch into to draw in the space in by the place ahead and tie up the ribbon kink on the bag fork lever mechanism tightly on the wrapping bag sack.

After the vertical packaging machine finishes packaging, the packaging bags fall downwards, the front channel opening and closing mechanism and the rear channel opening and closing mechanism are matched with the collecting channel 20 to limit the falling packaging bags in the channel 20, and then the left and right clamp arm mechanisms work to collect the bag openings of the packaging bags left and right; in addition, the band unwinding and conveying mechanism and the band breaking mechanism already execute the operations of unwinding, conveying and threading of the band, and the band is threaded to the bag bundling fork rod mechanism and broken, so that the bag bundling fork rod mechanism is provided with a band segment with an independent end; the bag binding fork rod mechanism executes work, the band wire section is carried to extend forwards into the folding space 40 of the left and right clamp arm mechanisms and is folded in the bag opening from back to front, at the moment, the band wire section is folded and folded on the bag opening along with the bending of the band wire section, then the band twisting mechanism twists and tightens the band wire section on the bag opening from the front of the folding space 40, the band action on the bag opening is completed, then the front channel opening and closing mechanism and the rear channel opening and closing mechanism are matched to release the channel 20, the bag falls and is conveyed away, and the bag binding is realized in the falling process of the bag.

In the embodiment, as shown in fig. 1, 2, 8, and 9, the front channel opening and closing mechanism includes two linear guide rails symmetrically arranged on two sides of the rack and a hollow rectangular frame 50 installed at the front ends of the guide rails, opening and closing cylinders 51 are respectively installed at the rear ends of the two symmetrically arranged guide rails, and the opening and closing cylinders 51 can drive the guide rails to move forward or backward the rectangular frame 50; the rear channel opening and closing mechanism further comprises linear guide rails symmetrically arranged on two sides of the machine frame and a lower furling cylinder 31 arranged in the middle of the linear guide rails, the rear furling plate 30 is connected with the linear guide rails and is driven to move forward or backward by the lower furling cylinder 31, the moving directions of the rectangular frame 50 and the rear furling plate 30 are opposite, and the channel 20 is formed in a gap between the rectangular frame 50 and the rear furling plate 30.

In the embodiment, as shown in fig. 1, 2, 5, 6, and 7, the left and right clamp arm mechanisms include a pair of symmetrically arranged swing arms 60, the rotating shaft seats of the swing arms 60 are coupled and fixed on the mounting plate 10, and the swing arms 60 rotate symmetrically and synchronously through a pair of meshing gears; the symmetrical inner sides of the left and right swing arms 60 further comprise outward extending arms 62, the left and right clamp arm mechanisms further comprise transmission cylinders 61 on the rack mounting plate 10, and the transmission cylinders 61 enable the pair of swing arms 60 to symmetrically rotate along the central axis within a certain angle interval through crank arm connecting rod transmission, so that the opening or closing of the outward extending arms 62 is controlled; the arm 62 front end cavity of extending link up around and, and is equipped with the opening in its symmetry inboard, and the ribbon fork mechanism of being convenient for passes through, the arm 62 symmetry that extends of a pair of swing arm 60 sets up, and its inboard opening of symmetry is towards the symmetry axis, draw in the space 40 and form in the trilateral open box-like space that forms after the arm 62 that extends of a pair of swing arm 60 folds.

In an embodiment, as shown in fig. 1, 2, 5, and 6, the bag-bundling fork rod mechanism includes a straight rod 80 disposed above the rear furling plate 30, a fork portion 90 is disposed on a front end portion of the straight rod 80, the fork portion 90 is provided with a pair of fork ears 91 disposed in parallel left and right, a pair of fork ears 91 are respectively provided with a band perforation 92, the band perforation 92 is used for a band to penetrate, and a threading guide mechanism is further included to facilitate the band to penetrate through the fork ears 91 on both sides of the fork portion 90; a straight rod control cylinder 81 is disposed at the rear end of the mounting plate 10, and is fixedly connected to the mounting plate 10 and can control the straight rod 80 to move forward so as to enable the fork ear to enter the furling space 40 of the extension arm 62 of the swing arm 60 or move back and exit the furling space 40.

In an embodiment, as shown in fig. 1, 2, 10 and 11, the band twisting mechanism includes a twisting mounting plate 100 disposed on the front end of the rectangular frame 50, an S-shaped twisting hook 110 is disposed on the twisting mounting plate 100, the twisting hook 110 is located in the area of the folding space 40, and can hook the open two ends of the band on the fork ear 91 fed into the folding space 40 to rotate and twist; a kink control device for driving the twist ligation 110 to hook and rotate is arranged on the kink mounting plate 100; the kink controlling means includes a gear 120 coaxially connected to the kink guide 110, a rack 130 engaged with the gear 120, and a kink cylinder 140 controlling the rack 130 to move left and right, and the formation of the rack 130 determines the rotation angle of the kink guide 110.

1. In an embodiment, as shown in fig. 1, 2, 3 and 4, the band unwinding transmission mechanism includes a band unwinding device, a band passage 180, a band inductor 190, a band conveying wheel 200 and a band guide groove, wherein the band unwinding device is unpowered and passively unwinds, power is transmitted through the band conveying wheel 200, the band conveying wheel 200 is used for conveying a band and conveying the band to the band guide groove, and the band guide groove is located on one side of the fork ear 91 and is used for guiding the band conveyed by the band conveying wheel 200 into the band through hole 92 of the fork ear 91 which is not extended forward initially. The ribbon delivery wheels are arranged in pairs, the pair of ribbon delivery wheels are enabled to lean against each other through spring force, the ribbon is clamped between the ribbon delivery wheels to rotate relatively, the ribbon delivery mechanism drives the rack to move linearly through the delivery cylinder, and the pinion at one end of the ribbon delivery wheel shaft converts the linear movement of the rack into rotary movement. The band punching mechanism comprises a punch 210 and a punching cylinder 220 for controlling the punch 210 to punch the band, wherein the punch 210 is positioned on one side of the band guide groove. The ribbon inductor 190 induces that no ribbon passes through the ribbon inductor, the ribbon-free alarm is given when the ribbon unwinding device works, the ribbon unwinding device comprises an unwinding disc 150, a tension arm 160 and a tension spring 170 are arranged on the unwinding disc 150, and the tension spring 170 on the tension arm 160 generates unwinding tension.

Although the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made herein without departing from the principles and spirit of the utility model as defined by the appended claims. Therefore, the detailed description of the embodiments of the present disclosure is to be construed as merely illustrative, and not limitative of the remainder of the disclosure, but rather to limit the scope of the disclosure to the full extent set forth in the appended claims.

Claims (9)

1. An automatic packaging bag bundling machine is arranged below a vertical packaging machine and is characterized by comprising an installation plate, wherein a front channel opening and closing mechanism and a rear channel opening and closing mechanism are arranged on the installation plate, a channel is formed by matching the front channel opening and closing mechanism and the rear channel opening and closing mechanism, and the width of the channel can be controlled to be expanded so that a packaging bag can pass through the channel or be controlled to be narrowed so as to be convenient for the front and rear folding of the packaging bag; the rear channel opening and closing mechanism comprises a rear folding plate, a left clamp arm mechanism, a right clamp arm mechanism and a bag binding fork rod mechanism are arranged below the rear folding plate, the left clamp arm mechanism and the right clamp arm mechanism can fold the bag opening of the packaging bag in the channel from left to right, and a folding space which is through from front to back and is tightly clamped at two sides exists after the left clamp arm mechanism and the right clamp arm mechanism are folded from left to right;

still unreel transport mechanism and ribbon break mechanism including the ribbon, it unreels the ribbon and conveys, the threading to bundle bag fork lever mechanism on, and ribbon break mechanism breaks the bundle line and reserves one section solitary ribbon line segment in making bundle bag fork lever mechanism when bundle bag fork lever mechanism accomplishes the threading, bundle bag fork lever mechanism portability ribbon line segment extends forward about in the draw in space of tong arm mechanism and draws in the wrapping bag sack from back to the front, is equipped with ribbon kink mechanism in the place ahead of draw in space, and it can stretch into to draw in the space in the place ahead and tie up the ribbon kink in the wrapping bag fork lever mechanism tightly on the wrapping bag sack.

2. The automatic packaging bag bundling machine according to claim 1, wherein the front channel opening and closing mechanism comprises two symmetrically arranged linear guide rails mounted on two sides of the machine frame and a hollow rectangular frame mounted on the front ends of the guide rails, the rear ends of the two symmetrically arranged guide rails are respectively provided with an opening and closing cylinder, and the opening and closing cylinders can drive the guide rails to move forward or backward to realize forward or backward movement of the rectangular frame; the rear channel opening and closing mechanism further comprises linear guide rails symmetrically arranged on two sides of the machine frame and a lower furling cylinder arranged in the middle of the linear guide rails, the rear furling plate is connected with the linear guide rails and driven to move forward or backward by the lower furling cylinder, the rectangular frame and the rear furling plate are opposite in moving direction, and the channel is formed in a gap between the rectangular frame and the rear furling plate.

3. The automatic packaging bag bundling machine according to claim 2, wherein the left and right clamp arm mechanisms include a pair of symmetrically arranged swing arms, the pivot bases of the swing arms are coupled and fixed to the mounting plate, and the swing arms are symmetrically and synchronously rotated by a pair of meshing gears; the symmetrical inner sides of the pair of swing arms also comprise outward extending arms, the left and right clamp arm mechanisms also comprise transmission cylinders on the rack mounting plate, and the transmission cylinders enable the pair of swing arms to symmetrically rotate along the central axis in a limited angle interval through the transmission of a crank arm connecting rod so as to control the opening or closing of the outward extending arms; the extension arm front end cavity link up around and, and is equipped with the opening in its symmetry inboard, the extension arm symmetry of a pair of swing arm sets up, and its symmetry inboard opening is towards the symmetry axis, draw in the space and form in the box-like space that trilateral opening that forms after a pair of swing arm extension arm folds.

4. The automatic packaging bag bundling machine according to claim 3, wherein the bag bundling fork rod mechanism comprises a straight rod arranged above the rear folding plate, a fork part is arranged at the front end part of the straight rod, the fork part is provided with a pair of fork lugs arranged in parallel left and right, a ribbon through hole is respectively arranged on the pair of fork lugs, and the ribbon through hole is used for the ribbon to penetrate through; the rear end of the mounting plate is provided with a straight rod control cylinder which is fixedly connected with the mounting plate and can control the straight rod to move forward so that the fork lug enters the furling space of the swing arm extension arm or retreats to exit the furling space.

5. The automatic packaging bag bundling machine according to claim 4, wherein the ribbon twisting mechanism comprises a twisting mounting plate disposed on the front end of the rectangular frame, and an "S" shaped twisting hook is disposed on the twisting mounting plate, and the twisting hook is located in the area of the folding space, and can hook the open ends of the ribbon on the fork ears fed into the folding space to twist the twisting knot; the twisting mounting plate is provided with a twisting control device for driving the twisting hook to rotate.

6. The automatic packaging bag bundling machine according to claim 5, wherein the twist control means includes a gear coaxially connected to the twist hook, a rack engaged with the gear, and a twist cylinder for controlling the rack to move left and right.

7. The automatic packaging bag bundling machine according to claim 6, wherein the band unwinding transmission mechanism comprises a band unwinding device, a band conveying wheel, a band transmission mechanism and a band guide slot, the band conveying wheel is used for conveying the band and conveying the band to the band guide slot, and the band guide slot is located on one side of the fork ear and is used for guiding the band conveyed by the band conveying wheel into the band through hole of the fork ear which is not extended forwards initially.

8. The automatic packaging bag binding machine according to claim 7, wherein the band breaking mechanism includes a punch and a breaking cylinder for controlling the punch to break the band, the punch being located on one side of the band guide groove.

9. The automatic packaging bag bundling machine as claimed in claim 7, wherein the ribbon unwinding device includes an unwinding reel, and a tension arm and a tension spring are provided on the unwinding reel.

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