CN110143316B - Plastic bag bundling assembly and plastic bag folding mechanism - Google Patents

Plastic bag bundling assembly and plastic bag folding mechanism Download PDF

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Publication number
CN110143316B
CN110143316B CN201910540104.4A CN201910540104A CN110143316B CN 110143316 B CN110143316 B CN 110143316B CN 201910540104 A CN201910540104 A CN 201910540104A CN 110143316 B CN110143316 B CN 110143316B
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China
Prior art keywords
folding
plastic bag
rubber band
plate
bundling
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Active
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CN201910540104.4A
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Chinese (zh)
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CN110143316A (en
Inventor
易良川
易良强
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Individual
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Individual
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Priority to CN201910540104.4A priority Critical patent/CN110143316B/en
Publication of CN110143316A publication Critical patent/CN110143316A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B13/00Bundling articles
    • B65B13/18Details of, or auxiliary devices used in, bundling machines or bundling tools
    • B65B13/185Details of tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B27/00Bundling particular articles presenting special problems using string, wire, or narrow tape or band; Baling fibrous material, e.g. peat, not otherwise provided for
    • B65B27/08Bundling paper sheets, envelopes, bags, newspapers, or other thin flat articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B63/00Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged
    • B65B63/04Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged for folding or winding articles, e.g. gloves or stockings

Abstract

The invention provides a plastic bag bundling assembly and a plastic bag folding mechanism, and belongs to the technical field of plastic bag folding. The plastic bag bundling assembly comprises a rubber band cutting machine, a rotary manipulator and a bundling device; the rotary manipulator is arranged on the rubber band cutting machine and is positioned between the rubber band output port of the rubber band cutting machine and the bundling device, and the rotary manipulator is used for clamping and transferring the rubber band output after being cut by the rubber band cutting machine to the bundling device. The plastic bag folding mechanism comprises a folding push plate, a rotary supporting plate, a folding plugboard and a plastic bag bundling assembly which are all arranged on the frame, wherein the folding plugboard is arranged at the input end of the bundling device of the plastic bag bundling assembly, and the rotary supporting plate is positioned between the folding push plate and the folding plugboard; the rotary supporting plate is used for supporting the plastic bags to be folded, the folding pushing plate is used for clamping the plastic bags to be folded and transferring the plastic bags to the folding inserting plate for folding, and the folding inserting plate is used for folding the plastic bags to be folded and inserting the plastic bags into the bundling device.

Description

Plastic bag bundling assembly and plastic bag folding mechanism
Technical Field
The invention relates to the technical field of plastic bag folding, in particular to a plastic bag bundling assembly and a plastic bag folding mechanism.
Background
With the increasing of shopping places such as supermarkets and shopping malls, plastic bags are used as tools for bearing goods, and the demands for the plastic bags in the shopping process of people are increasing. In order to improve the mechanical production efficiency of plastic bags, people begin to use plastic bag folding machines to replace manual folding and bundling of plastic bags.
The current plastic bag folding machine generally adopts a vibration disc as a rubber band conveying device to convey rubber bands to a bundling device so that the bundling device bundles plastic bags by the rubber bands. However, when the vibration plate is used for conveying the rubber band outwards in the vibration mode, the rubber band is irregular in specification and elastic, so that the situation that the rubber band blocks a conveying channel of the vibration plate often occurs, normal plastic bag bundling process of the plastic bag folding machine is affected, and the plastic bag bundling efficiency is low. And because of the irregular specification of the rubber band, the coordination failure is easy to occur in the process of strapping the plastic bags by the strapping device (the rubber band cannot be strapped to the plastic bags and the like).
Disclosure of Invention
The invention aims to provide a plastic bag bundling assembly and a plastic bag folding mechanism, which can improve the efficiency of a plastic bag bundling process and reduce the failure rate of the plastic bag bundling assembly.
Embodiments of the present invention are implemented as follows:
in one aspect of an embodiment of the present invention, there is provided a plastic bag strapping assembly including: a rubber band cutting machine, a rotary manipulator and a bundling device; the rotary manipulator is arranged on the rubber band cutting machine and is positioned between the rubber band output port of the rubber band cutting machine and the bundling device, and the rotary manipulator is used for clamping and transferring the rubber band output after being cut by the rubber band cutting machine to the bundling device.
Optionally, the rotary manipulator includes backup pad, rotary drive device, upset support and holder, and the backup pad sets up on the rubber band cutting machine, and rotary drive device sets up in the backup pad, and the upset support includes interconnect's connecting portion and extension, and connecting portion are parallel and the transmission is connected in rotary drive device's output with the backup pad, and extension is perpendicular with the backup pad, and the holder sets up on the extension for the rubber band of centre gripping rubber band cutting machine output.
Optionally, two clamping pieces are arranged on the same surface of the extension part, the two clamping pieces are respectively connected with the extension part in a sliding way, and the two clamping pieces can slide in opposite directions; the clamping piece comprises a supporting frame, a first clamping piece and a second clamping piece, wherein the first clamping piece and the second clamping piece are both connected to the supporting frame in a sliding mode, the first clamping piece and the second clamping piece can slide in opposite directions, and the supporting frame is arranged on the extending part in a sliding mode.
Optionally, the strapping device includes two symmetrical telescopic brackets that just interval set up, and telescopic bracket includes interconnect's telescopic part and fixed part, is provided with the rubber band expansion subassembly on the telescopic part, and the rubber band expansion subassembly is used for expanding the rubber band that rotary manipulator transferred, is used for placing between two telescopic brackets and waits to tie up the plastic bag, and strapping device's input and output are located the both sides of the flexible direction of telescopic part respectively.
Optionally, the rubber band expansion assembly includes the thrust unit who sets up on the telescopic part and the connecting rod that two tip and thrust unit are connected, and thrust unit can promote the connecting rod motion along the flexible direction of telescopic part, and the other end of connecting rod is connected with the palm piece, and the palm piece sliding connection respectively is in the telescopic part, and the palm piece is located the both sides of the flexible direction of telescopic part respectively, can slide in opposite directions.
In another aspect of the embodiments of the present invention, there is provided a plastic bag folding mechanism comprising: the plastic bag bundling assembly comprises a frame, a folding push plate, a rotary supporting plate, a folding plugboard and any one of the above plastic bag bundling assemblies; the folding push plate, the rotary supporting plate, the folding plugboard and the plastic bag bundling assembly are all arranged on the frame, the folding plugboard is arranged at the input end of the bundling device of the plastic bag bundling assembly, and the rotary supporting plate is positioned between the folding push plate and the folding plugboard; the rotary supporting plate is used for supporting the plastic bags to be folded, the folding pushing plate is used for clamping the plastic bags to be folded and transferring the plastic bags to the folding inserting plate for folding, and the folding inserting plate is used for folding the plastic bags to be folded and inserting the plastic bags into the bundling device.
Optionally, folding push pedal includes the support and sets up two rotor plates on the support, and the support is along the direction and the frame sliding connection that are close to folding picture peg, and the rotor plate is with the slip direction of support, and the symmetry sets up in the support one end that is close to folding picture peg, and the rotation direction of two rotor plates is opposite for folding the handle of waiting folding plastic bag, still is provided with the clamp plate on the support, and clamp plate and leg joint are used for cooperating the rotor plate centre gripping to wait folding plastic bag.
Optionally, the rotary supporting plate comprises a first supporting plate and a second supporting plate which are connected in a sliding manner, the first supporting plate and the second supporting plate can slide relatively along the moving direction of the folding pushing plate, and the first supporting plate is connected to the frame in a rotating manner.
Optionally, the folding picture peg includes folding board and the board is put in support of symmetry setting in the input both sides of binding means, and the folding board rotates to be connected in the board of putting in support that is close to rotatory layer board one side, and folding board can turn over to the direction of putting in support board, and folding board includes the telescopic part, and the telescopic part is used for inserting the binding means with waiting folding plastic bag.
Optionally, the plastic bag folding mechanism further comprises a clamping plate, wherein the clamping plate is arranged on the frame through the driving device and is located at the output end of the bundling device, and the clamping plate can extend into the bundling device and is used for inserting the plastic bag to be folded into the bundling device in cooperation with the telescopic part.
The beneficial effects of the embodiment of the invention include:
the plastic bag bundling assembly comprises a rubber band cutting machine, a rotary manipulator and a bundling device, wherein the rotary manipulator is arranged on the rubber band cutting machine and is positioned between a rubber band output port of the rubber band cutting machine and the bundling device. The rubber band cutting machine can cut the rubber band pipe into rubber bands with uniform specifications according to the set specifications, the rubber bands are output through the rubber band output ports, and the rubber bands output after being cut by the rubber band cutting machine can be clamped and transferred to the bundling device through the rotary manipulator between the rubber band output ports and the bundling device, so that the bundling device can bundle plastic bags through the rubber bands. Because the rubber band specification through rubber band cutting machine cutting and output is unified to this rubber band is directly transferred to binding apparatus through rotary machine hand, need not utilize the vibration dish to carry out the transport of rubber band, consequently can not appear phenomenon such as jam in the rubber band is carried, avoid shutting down the operation of dredging rubber band pipeline, improved the efficiency of tying up of plastic bag bundling assembly, and when binding apparatus ties up the plastic bag, because its accurate cooperation with binding apparatus is kept more easily to the rubber band specification is unified, thereby can reduce the fault rate that the assembly was tied up to the rubber band.
The plastic bag folding mechanism provided by the embodiment of the invention comprises a frame, a folding push plate, a rotary supporting plate, a folding plugboard and the plastic bag bundling assembly. The plastic bags to be folded, which are supported on the rotary supporting plate, can be clamped and transferred to the folding plugboard through the folding pushing plate, and the plastic bags to be folded can be folded and inserted into the bundling device through the folding plugboard positioned at the input end of the bundling device of the plastic bag bundling assembly, so that the plastic bag bundling assembly can bundle the plastic bags. By adopting the plastic bag bundling assembly, the plastic bag bundling efficiency can be improved, and the equipment failure rate can be reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a plastic bag strapping assembly according to one embodiment of the present invention;
FIG. 2 is a second schematic view of a plastic bag strapping assembly according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a strapping device of a plastic bag strapping assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a plastic bag folding mechanism according to an embodiment of the present invention;
FIG. 5 is a second schematic view of a folding mechanism of a plastic bag according to an embodiment of the present invention;
FIG. 6 is a third schematic view of a folding mechanism of a plastic bag according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a plastic bag folding mechanism according to an embodiment of the present invention.
Icon: 110-a rubber band cutting machine; 111-a code spraying machine; 120-rotating a manipulator; 121-a support plate; 1211-a stop; 122-a rotary drive; 123-overturning a bracket; 124-clamping member; 1241-a support frame; 1242-a first clip; 1243-a second clip; 130-strapping means; 131-a telescopic bracket; 1311—a stop device; 132-a rubber band expansion assembly; 1321—pushing means; 1322-link; 1323-palm piece; 210-folding push plate; 211-a bracket; 212-rotating plate; 213-a platen; 220-rotating the pallet; 221-a first pallet; 222-a second pallet; 230-folding the plugboard; 231-folding plate; 232-a holding plate; 240-transfer device.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
An embodiment of the present invention provides a plastic bag strapping assembly, as shown in fig. 1 and 2, including a rubber band cutter 110, a rotary manipulator 120, and a strapping device 130; the rotary manipulator 120 is disposed on the rubber band cutting machine 110 and located between the rubber band output port of the rubber band cutting machine 110 and the bundling device 130, and the rotary manipulator 120 is used for clamping and transferring the rubber band output after being cut by the rubber band cutting machine 110 to the bundling device 130.
In practice, the plastic bag strapping assembly is typically used to strap folded plastic bags. The folded plastic bag may be a plastic bag folded by a person or a plastic bag folded by a folding apparatus or the like, and is not limited herein.
In use, a plastic bag is first placed into the strapping device 130 from the input end of the strapping device 130. The rubber band cutting machine 110 cuts the rubber band pipe, and the rubber band is output by the rubber band output port, and the rubber band output by the rubber band output port is transferred to the bundling device 130 through the rotary manipulator 120, so that the bundling device 130 can bundle the plastic bags by using the rubber band.
It should be noted that, since the rubber band cutting machine 110 and the bundling device 130 may have existing structures, those skilled in the art should know that the rubber band cutting machine 110 and the bundling device 130 perform the above functions, and detailed descriptions thereof are omitted herein. Of course, the band cutter 110 and the strapping device 130 may be provided in other configurations.
The plastic bag bundling assembly provided by the embodiment of the invention comprises a rubber band cutting machine 110, a rotary manipulator 120 and a bundling device 130, wherein the rotary manipulator 120 is arranged on the rubber band cutting machine 110 and is positioned between a rubber band output port of the rubber band cutting machine 110 and the bundling device 130. The rubber band pipe can be cut into rubber bands with uniform specifications according to the set specifications through the rubber band cutting machine 110, the rubber bands are output through the rubber band output port, the rubber bands output after the rubber band cutting machine 110 is cut can be clamped and transferred to the bundling device 130 through the rotary manipulator 120 between the rubber band output port and the bundling device 130, and the bundling device 130 can bundle plastic bags through the rubber bands. Because the rubber band specifications through the rubber band cutting machine 110 cutting and output are unified, and this rubber band is directly transferred to the binding device 130 through rotary manipulator 120, need not utilize the vibration dish to carry out the transport of rubber band, consequently phenomenon such as jam can not appear in the rubber band is carried, avoid shutting down the operation of dredging rubber band pipeline, the efficiency of tying up of plastic bag bundling assembly has been improved, and when the binding device 130 ties up the plastic bag, because the rubber band specification is unified its accurate cooperation that keeps with binding device 130 more easily, thereby can reduce the fault rate of rubber band bundling assembly.
Optionally, as shown in fig. 1, the rotary manipulator 120 includes a support plate 121, a rotary driving device 122, a turnover bracket 123 and a clamping piece 124, where the support plate 121 is disposed on the rubber band cutter 110, the rotary driving device 122 is disposed on the support plate 121, the turnover bracket 123 includes a connecting portion and an extending portion that are connected to each other, the connecting portion is parallel to the support plate 121 and is connected to an output end of the rotary driving device 122 in a transmission manner, the extending portion is perpendicular to the support plate 121, and the clamping piece 124 is disposed on the extending portion and is used for clamping the rubber band output by the rubber band cutter 110.
In practical applications, as shown in fig. 1, a limiting member 1211 may be further disposed on the support plate 121 of the rotary manipulator 120. When the support plate 121 is arranged on the rubber band cutting machine 110 in a sliding connection (the sliding direction is the cutting direction of the blade of the rubber band cutting machine 110), the blade of the rubber band cutting machine 110 cuts along the cutting direction, and the blade can prop against the limiting piece 1211 so as to drive the limiting piece 1211 to move along with the support plate 121 along with the blade, so that the whole rotary manipulator 120 can move along with the blade along the cutting direction, and the blade is prevented from touching the rotary manipulator 120 when cutting the rubber band pipe, and the clamping of the cut rubber band by the rotary manipulator 120 is prevented.
The elastic band can be clamped by a clamping member 124 provided on an extension of the tilting bracket 123. Because the connection portion of the overturning bracket 123 is parallel to the supporting plate 121 and is driven by the rotary driving device 122, and the extension portion of the overturning bracket 123 is perpendicular to the supporting plate 121, under the driving of the rotary driving device 122, the overturning bracket 123 can drive the clamping piece 124 to overturn from the direction facing the rubber band cutting machine 110 to the direction facing the binding device 130, so that the purpose that the clamping piece 124 clamps the rubber band and transfers the rubber band output by the rubber band cutting machine 110 to the binding device 130 is achieved. The rotation driving device 122 may be a rotary cylinder, a rotary motor, or the like, and is not limited thereto, as long as it can drive the rotation of the flipping bracket 123.
Alternatively, two clamping members 124 are disposed on the same surface of the extension portion, and the two clamping members 124 are slidably connected to the extension portion, so that the two clamping members 124 can slide opposite to each other.
The two clamping members 124 are arranged on the same surface of the extension portion, the two clamping members 124 can better clamp the rubber band, and the rubber band clamped by the clamping members 124 can be expanded to be circular by the clamping members 124 through the relative sliding of the two clamping members 124, so that the rubber band can be matched with the binding device 130 better. The process of spreading the elastic band into a round shape by the two clamping members 124 may be: the two clamping pieces 124 slide to a position far away from each other and respectively clamp the rubber band; the two clamping members 124 then slide towards each other so that the elastic band assumes a circular configuration. The two clamping members 124 may slide on the extension portion by using a linear motor, a linear cylinder, a rodless cylinder, or the like, which is not limited herein.
Optionally, as shown in fig. 2, the clamping member 124 includes a supporting frame 1241, a first clamping piece 1242 and a second clamping piece 1243, the first clamping piece 1242 and the second clamping piece 1243 are slidably connected to the supporting frame 1241, and the first clamping piece 1242 and the second clamping piece 1243 can slide in opposite directions, and the supporting frame 1241 is slidably disposed on the extension portion.
The clamping member 124 is configured as described above, and the first clamping piece 1242 and the second clamping piece 1243 are slidably connected to the supporting frame 1241, so that the first clamping piece 1242 and the second clamping piece 1243 can be close to or far away from each other, and can clamp or release the rubber band. The structure is relatively simple and convenient to control. The sliding between the first clamping piece 1242 and the second clamping piece 1243 and the supporting frame 1241 can be driven by a linear motor, or can be driven by a rodless cylinder, a linear cylinder or the like, which is not limited herein.
Optionally, as shown in fig. 2 and 3, the bundling device 130 includes two symmetrical telescopic brackets 131 that are arranged at intervals, the telescopic brackets 131 include a telescopic portion and a fixing portion that are connected to each other, a rubber band expansion assembly 132 is disposed on the telescopic portion, the rubber band expansion assembly 132 is used for expanding the rubber band transferred by the rotary manipulator 120, a plastic bag to be bundled is placed between the two telescopic brackets 131, and an input end and an output end of the bundling device 130 are respectively located at two sides of the telescopic portion in the telescopic direction.
It should be noted that, the plastic bag may enter and exit the strapping device 130 through the input end and the output end of the strapping device 130.
The bundling device 130 is provided with two symmetrical and spaced telescopic brackets 131, the telescopic part of the telescopic brackets 131 is provided with a rubber band expansion assembly 132, the rubber band transferred by the rotary manipulator 120 can be expanded through the rubber band expansion assembly 132, so that the rubber band is expanded, and the telescopic part of the telescopic brackets 131 drives the rubber band expansion assembly 132 to wholly move towards one end close to the fixing part, so that the expanded rubber band can be sleeved on a plastic bag positioned between the two telescopic brackets 131. Wherein, the fixed part is correspondingly provided with a stop part for stopping the rubber band expansion assembly 132, so that the rubber band can be stopped by the stop part to fall off when moving to the fixed part along with the rubber band expansion assembly 132, and is sleeved on the plastic bag. The sliding of the telescopic portion of the telescopic bracket 131 with respect to the fixed portion may be driven by a linear motor, a rodless cylinder, a linear cylinder, or the like, and is not particularly limited herein.
In practical applications, as shown in fig. 2, a limiting device 1311 may also be disposed on the fixing portion of the telescopic bracket 131. When the telescopic part of the telescopic bracket 131 drives the rubber band expansion assembly 132 to integrally move towards one end close to the fixed part, the stop device 1311 arranged on the fixed part can stop the movement of the telescopic part, so that the telescopic part can stop moving, and the rubber band expansion assembly 132 can keep relatively static to prevent the rubber band from contacting the plastic bag and rolling due to friction of the plastic bag and the rubber band expansion assembly 132 when the rubber band is contracted and sleeved on the plastic bag. When the elastic band is completely sleeved on the plastic bag, the stop device 1311 releases the stop of the elastic band expansion assembly 132, so that the elastic band expansion assembly can continue to move towards the direction close to the fixing part, and is separated from the elastic band. The stopper 1311 has a pushing portion, and can stop or release the elastic band expansion member 132 by the pushing portion. The stopper 1311 may be a linear motor or a pushing cylinder, etc. having an output end as a pushing portion.
Alternatively, as shown in fig. 2 and 3, the elastic band expansion assembly 132 includes a pushing device 1321 disposed on the telescopic portion and a connecting rod 1322 with two ends connected to the pushing device 1321, where the pushing device 1321 can push the connecting rod 1322 to move along the telescopic direction of the telescopic portion, the other end of the connecting rod 1322 is connected with a palm 1323, the palm 1323 is respectively slidably connected to the telescopic portion, and the palm 1323 is respectively located at two sides of the telescopic direction of the telescopic portion and can slide in opposite directions.
The pushing device 1321 pushes the two connecting rods 1322, so that the connecting rods 1322 can respectively drive the palm sheets 1323 connected with the connecting rods to slide, so that the two palm sheets 1323 can be relatively close to or far away from each other, and the stretching (expanding) of the rubber band is realized through the palm sheets 1323 by the rubber band expanding assemblies 132 respectively arranged on the symmetrical two telescopic brackets 131. The structure is relatively simple and the cost is low. The pushing device 1321 may be a linear motor, a rodless cylinder, a linear cylinder, or other linear motion mechanism, which is not particularly limited herein.
Optionally, the rubber band cutting machine 110 is further provided with a code spraying machine 111 for spraying codes on the surface of the rubber band tube in the rubber band cutting machine 110.
The code spraying machine 111 is additionally arranged on the rubber band cutting machine 110, and the code spraying machine 111 can be used for spraying codes on the surface of the rubber band pipe to be cut, so that the finally cut rubber band can be provided with special patterns. The pattern may be a trademark, advertisement, promotional picture, etc., without limitation. The code spraying machine 111 may be disposed at a port of the rubber band cutting machine 110 where the rubber band pipe is input, or may be disposed at other positions, as long as the surface of the rubber band pipe can be sprayed with codes.
In another aspect of the embodiment of the present invention, there is provided a plastic bag folding mechanism, as shown in fig. 7, comprising: a frame, a folding push plate 210, a rotating blade 220, a folding insert 230, and a plastic bag strapping assembly of any of the above; the folding push plate 210, the rotary supporting plate 220, the folding inserting plate 230 and the plastic bag bundling assembly are all arranged on the frame, the folding inserting plate 230 is arranged at the input end of the bundling device 130 of the plastic bag bundling assembly, and the rotary supporting plate 220 is arranged between the folding push plate 210 and the folding inserting plate 230; the rotating pallet 220 is used for holding plastic bags to be folded, the folding push plate 210 is used for holding the plastic bags to be folded and transferring to the folding plugboard 230 for folding, and the folding plugboard 230 is used for folding the plastic bags to be folded and inserting into the strapping device 130.
As shown in fig. 4, 5 and 6, in use, a plastic bag to be folded is first placed on the rotating pallet 220, then clamped and moved to the folding insert plate 230 by the folding push plate 210, and folded and inserted into the strapping apparatus 130 by the folding insert plate 230. And finally outputting the bundled plastic bags by a plastic bag bundling assembly. After the plastic bag to be folded is clamped by the folding push plate 210, the support of the plastic bag to be folded is released by the rotating support plate 220, so that the unclamped portion of the plastic bag to be folded is free to droop, and when the folding push plate 210 moves the plastic bag to be folded to the folding plugboard 230, the free drooping portion is folded towards the clamped portion under the stop of the folding plugboard 230 and is supported on the folding plugboard 230.
The plastic bag to be folded, which is held on the rotating blade 220, can be gripped and transferred to the folding insert plate 230 by the folding push plate 210, and the plastic bag to be folded can be folded and inserted into the strapping apparatus 130 by the folding insert plate 230 at the input end of the strapping apparatus 130 of the plastic bag strapping assembly so that the plastic bag strapping assembly can strap the plastic bag. By adopting the plastic bag bundling assembly, the plastic bag bundling efficiency can be improved, and the equipment failure rate can be reduced.
Optionally, as shown in fig. 6, the folding push plate 210 includes a support 211 and two rotating plates 212 disposed on the support 211, the support 211 is slidably connected with the rack along a direction close to the folding plugboard 230, the rotating plates 212 are symmetrically disposed at one end of the support 211 close to the folding plugboard 230 in a sliding direction of the support 211, and the rotating directions of the two rotating plates 212 are opposite, so as to fold a handle of a plastic bag to be folded, a pressing plate 213 is further disposed on the support 211, and the pressing plate 213 is connected with the support 211 and is used for clamping the plastic bag to be folded in cooperation with the rotating plates 212.
When the plastic bag to be folded is placed on the rotary supporting plate 220, the handles of the plastic bag automatically droop, the handles can be folded through the rotation of the two rotary plates 212 of the folding push plate 210, and the plastic bag can be clamped through the cooperation of the pressing plate 213 and the two rotary plates 212.
Alternatively, as shown in fig. 4, the rotary supporting plate 220 includes a first supporting plate 221 and a second supporting plate 222 which are slidably connected, the first supporting plate 221 and the second supporting plate 222 are relatively slidable along the moving direction of the folding push plate 210, and the first supporting plate 221 is rotatably connected to the frame.
The rotary blade 220 is provided as a first blade 221 and a second blade 222 which are slidably coupled, the second blade 222 being positioned between the first blade 221 and the folding push plate 210, the first blade 221 and the second blade 222 supporting the plastic bag to be folded together. After the folding push plate 210 holds the plastic bag to be folded, the second support plate 222 slides in a direction approaching the second support plate 222, and then the second support plate 222 rotates, so that the plastic bag to be folded can freely droop, and the folding push plate 210 is prevented from being blocked by the rotating support plate 220 when moving toward the folding insert plate 230.
Alternatively, as shown in fig. 5 and 6, the folding board 230 includes a folding board 231 and supporting boards 232 symmetrically disposed at both sides of the input end of the strapping device 130, the folding board 231 is rotatably connected to the supporting board 232 near one side of the rotating pallet 220, the folding board 231 can be folded in the direction of the supporting board 232, and the folding board 231 includes a telescopic part for inserting the plastic bag to be folded into the strapping device 130.
The folded push plate 210 moves to the plastic bag to be folded of the folding plugboard 230 and is positioned on the folding plate 231 and the supporting and placing plate 232, the folding plate 231 is turned towards the supporting and placing plate 232, and the part of the plastic bag to be folded, which is positioned on the folding plate 231, can be folded to the supporting and placing plate 232, so that the plastic bag to be folded is folded, and the folding process of the plastic bag to be folded can be completed by inserting the plastic bag into the bundling device 130 through the telescopic part on the folding plate 231.
Optionally, the plastic bag folding mechanism further includes a clamping plate, which is disposed on the frame by the driving device and located at an output end of the bundling device 130, and the clamping plate may extend into the bundling device 130 and is used for inserting the plastic bag to be folded into the bundling device 130 in cooperation with the telescopic portion.
When the plastic bag folding mechanism folds the stacked plastic bags, the plastic bags are dislocated from each other when the expansion and contraction part of the folding plugboard 230 is inserted into the plastic bags due to the relative sliding between the plastic bags. The clamping plates are inserted into the strapping device 130 to be matched with the telescopic parts, so that the plastic bags can be clamped in the process of being inserted into the strapping device 130, and the situation that the plastic bags are staggered with each other is reduced.
Optionally, as shown in fig. 7, the plastic bag folding mechanism further includes a conveying device 240 located at the output end of the strapping device 130, and the conveying device 240 is configured to convey the plastic bag output from the output end of the strapping device 130 to an external device.
A conveyor 240 is provided at the output end of the bundling device 130, and the bundled plastic bags can be conveyed to an external device by the conveyor 240. The conveyor 240 may be a conveyor belt, a conveyor track, or the like, without particular limitation herein.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A plastic bag strapping assembly, comprising: a rubber band cutting machine, a rotary manipulator and a bundling device; the rotary manipulator is arranged on the rubber band cutting machine and is positioned between a rubber band output port of the rubber band cutting machine and the bundling device, and the rotary manipulator is used for clamping and transferring the rubber band which is output after being cut by the rubber band cutting machine to the bundling device; the rotary mechanical arm comprises a supporting plate, a rotary driving device, a turnover support and a clamping piece, wherein the supporting plate is arranged on the rubber band cutting machine, the rotary driving device is arranged on the supporting plate, the turnover support comprises a connecting part and an extending part which are mutually connected, the connecting part is parallel to the supporting plate and is connected with the output end of the rotary driving device in a transmission manner, the extending part is perpendicular to the supporting plate, and the clamping piece is arranged on the extending part and is used for clamping the rubber band output by the rubber band cutting machine;
the bundling device comprises two symmetrical telescopic supports which are arranged at intervals, each telescopic support comprises a telescopic part and a fixing part which are connected with each other, a rubber band expansion assembly is arranged on each telescopic part and used for expanding rubber bands transferred by the rotary manipulator, plastic bags to be bundled are placed between the two telescopic supports, and the input end and the output end of the bundling device are respectively located at two sides of the telescopic direction of each telescopic part.
2. The plastic bag strapping assembly of claim 1 wherein there are two of the clamping members disposed on a common face of the extension, the two clamping members being slidably connected to the extension, respectively, the two clamping members being capable of sliding in opposition; the clamping piece comprises a supporting frame, a first clamping piece and a second clamping piece, wherein the first clamping piece and the second clamping piece are both connected to the supporting frame in a sliding mode, the first clamping piece and the second clamping piece can slide in the opposite direction, and the supporting frame is arranged on the extending portion in a sliding mode.
3. The plastic bag bundling assembly according to claim 1, wherein said elastic expansion assembly comprises a pushing device arranged on said telescopic portion and a connecting rod with two ends connected with said pushing device, said pushing device can push said connecting rod to move along the telescopic direction of said telescopic portion, the other end of said connecting rod is connected with palm pieces, said palm pieces are respectively slidably connected to said telescopic portion, said palm pieces are respectively positioned on two sides of the telescopic direction of said telescopic portion and can slide in opposite directions.
4. A plastic bag folding mechanism, comprising a frame, a folding push plate, a rotary support plate, a folding plugboard and the plastic bag bundling assembly according to any of claims 1-3; the folding push plate, the rotary supporting plate, the folding plugboard and the plastic bag bundling assembly are all arranged on the frame, the folding plugboard is arranged at the input end of the bundling device of the plastic bag bundling assembly, and the rotary supporting plate is positioned between the folding push plate and the folding plugboard; the rotary supporting plate is used for supporting and placing plastic bags to be folded, the folding pushing plate is used for clamping the plastic bags to be folded and transferring the plastic bags to the folding inserting plate for folding, and the folding inserting plate is used for folding the plastic bags to be folded and inserting the plastic bags into the bundling device.
5. The plastic bag folding mechanism of claim 4, wherein the folding push plate comprises a bracket and two rotating plates arranged on the bracket, the bracket is in sliding connection with the frame along the direction close to the folding plugboard, the rotating plates are symmetrically arranged at one end of the bracket close to the folding plugboard along the sliding direction of the bracket, the rotating directions of the two rotating plates are opposite, the rotating plates are used for folding handles of the plastic bag to be folded, and a pressing plate is further arranged on the bracket and connected with the bracket, and is used for clamping the plastic bag to be folded in cooperation with the rotating plates.
6. The plastic bag folding mechanism of claim 4, wherein the rotating blade comprises a first blade and a second blade slidably coupled, the first blade and the second blade being slidable relative to each other in a direction of movement of the folding blade, the first blade being rotatably coupled to the frame.
7. The plastic bag folding mechanism of claim 4, wherein the folding board comprises a folding board and supporting boards symmetrically arranged at two sides of the input end of the bundling device, the folding board is rotatably connected to the supporting board near one side of the rotating supporting board, the folding board can be folded towards the supporting board, and the folding board comprises a telescopic part for inserting the plastic bag to be folded into the bundling device.
8. The plastic bag folding mechanism of claim 7, further comprising a clamping plate disposed on the frame by a driving device and positioned at an output end of the strapping device, the clamping plate being extendable into the strapping device for inserting the plastic bag to be folded into the strapping device in cooperation with the telescoping portion.
CN201910540104.4A 2019-06-20 2019-06-20 Plastic bag bundling assembly and plastic bag folding mechanism Active CN110143316B (en)

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CN115384838B (en) * 2022-09-06 2024-04-09 浙江睿丰智能科技有限公司 Glove stacking and transferring platform

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