CN110254853B

CN110254853B - Bag sticking machine

Info

Publication number: CN110254853B
Application number: CN201910650825.0A
Authority: CN
Inventors: 邓雷; 张继红
Original assignee: CHENGDU JINGWEI MACHINE-MAKING CO LTD
Current assignee: CHENGDU JINGWEI MACHINE-MAKING CO LTD
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2024-05-14
Anticipated expiration: 2039-07-18
Also published as: CN110254853A

Abstract

The invention relates to the technical field of bag sticking, and discloses a bag sticking machine, which comprises: a conveying device; the front end of the conveying device is provided with a bag connecting viscose device; the back end of the conveying device is provided with a continuous bag throwing device and a continuous bag dividing and grabbing device, after the continuous bag of the adhesive is conveyed by the continuous bag throwing device, the continuous bag dividing and grabbing device cuts and separates the bag body at the input end of the continuous bag, grabs the separated single bag and puts the single bag on the mother bag conveyed by the conveying device, and the adhesive surface on the single bag is adhered on the upper surface of the mother bag; the rear end of the conveying device is also provided with a rolling device for pressing and attaching the single bag to the mother bag. The bag sticking machine is high in automation degree, can automatically continue sticking the continuous bags, and can cut and separate the continuous bags of the sticking adhesive, and then put and paste the separated single bags on the mother bag. The bag sticking machine liberates a large amount of labor force, greatly improves the production efficiency, reduces the production cost and enhances the market competitiveness of enterprises.

Description

Bag sticking machine

Technical Field

The invention relates to the technical field of bag sticking, in particular to a bag sticking machine.

Background

In the production of foods and daily chemicals, storage members such as packaging bags and packaging boxes are an indispensable item in which a packaged product is housed. After the packaging bag is produced, the packaging bag is often required to be subjected to bag adhering operation. For example, sticking a coffee partner to the outer wall of a coffee bag or a coffee cartridge; a seasoning bag is stuck on the outer wall of the food bag; and sticking a trial package or a gift package on the outer wall of the washing powder and liquid laundry detergent packaging bag, and the like. Usually, the coffee bag is a mother bag, and the volume is larger; the coffee mate or sugar powder bag adhered on the coffee bag is a single bag, and the volume is small. While the coffee mate or the sugar powder bag is produced in a bag-by-bag form, namely a plurality of bag coffee mate or sugar powder bags are connected in series to form a long string.

In the existing bag sticking operation, a simple repeated manual operation such as leveling and compacting and sticking is mostly adopted. The manual operation is time-consuming and labor-consuming, and the labor intensity of workers is high. Meanwhile, only one packaging bag can be subjected to bag sticking processing at a time, so that the processing efficiency is low and the production cost is high.

Disclosure of Invention

The invention aims to provide a bag sticking machine so as to solve the technical problems in the prior art.

The invention adopts the technical scheme that:

A bag machine comprising: a conveying device for conveying the mother bags; the front end of the conveying device is provided with a bag connecting adhesive device for adhering adhesive to one surface of the bag connecting device; the back end of the conveying device is provided with a continuous bag throwing device and a continuous bag dividing and grabbing device, after the continuous bag of the adhesive is conveyed by the continuous bag throwing device, the continuous bag dividing and grabbing device cuts and separates the bag body at the input end of the continuous bag, grabs the separated single bag and puts the single bag on the mother bag conveyed by the conveying device, and the adhesive surface on the single bag is adhered on the upper surface of the mother bag; the rear end of the conveying device is also provided with a rolling device for pressing and attaching the single bag to the mother bag.

The technical scheme can be further improved by one or a combination of the following schemes:

According to the bag bonding machine provided by the invention, the bag connecting and bonding device comprises: the middle part of the frame is rotatably provided with a supporting roller, and a compression roller assembly is rotatably arranged above the supporting roller; a rolling channel is formed between the compression roller assembly and the supporting roller; one side of the supporting roller is rotatably provided with a reversing roller, and the lower part of the reversing roller is rotatably provided with a laminating roller; the double-sided adhesive tape winding and unwinding assembly is also included; the double-sided tape winding and unwinding component releases double-sided tape, the double-sided tape is pasted to the continuous bag passing through the double-sided tape winding and unwinding component when passing through the laminating roller, the double-sided tape is laminated and compacted when being transmitted through the laminating channel together with the continuous bag, and the base band of the double-sided tape is separated from the continuous bag and recycled to the double-sided tape winding and unwinding component.

According to the bag sticking machine provided by the invention, the bag connecting and throwing device comprises: the upper part of the second frame is fixedly provided with a second reversing roller, and at least one group of limiting assemblies are fixedly arranged below the second reversing roller, and the limiting assemblies limit the side edges of the continuous bags so that the continuous bags are vertically and downwards transmitted; and a traction wheel set is fixedly arranged below the limiting assembly, and the traction wheel set is used for traction and bag connection conveying.

According to the bag sticking machine provided by the invention, the traction wheel sets comprise traction wheels which are arranged in a rotating manner in pairs, a traction channel is formed between the traction wheels, and the front side and the back side of the continuous bag are pressed by the traction wheels and are conveyed downwards from the traction channel in a traction manner; one of the traction wheels is provided with a motor for driving it in rotation.

According to the bag sticking machine provided by the invention, the bag connecting, dividing and grabbing device comprises: the third rack is fixedly provided with a bag cutting assembly, and a feeding port for inputting and connecting bags is arranged above the bag cutting assembly; the bag cutting assembly divides the bag body at the lowest end of the connected bag and separates from the connected bag; the lower part of the shearing component is fixedly provided with a grabbing component used for grabbing the separated bag bodies.

According to the bag sticking machine provided by the invention, the grabbing assembly comprises the vacuum chuck and the rotating member for driving the vacuum chuck to move.

According to the bag sticking machine provided by the invention, the bag connecting, dividing and grabbing device is arranged below the bag connecting and throwing device to form an integral structure; the continuous bag throwing device is used for traction and continuous bag conveying by the traction wheel set, and the continuous bag is vertically conveyed downwards and enters a feeding port of the continuous bag dividing and grabbing device.

According to the bag sticking machine provided by the invention, the conveying device is a belt conveying mechanism and a chain plate conveying mechanism.

According to the bag sticking machine provided by the invention, the rolling device comprises an L-shaped support arm, wherein the short side of the support arm is rotatably provided with a rolling roller through a bearing, and the rolling roller is arranged on a conveying channel of the conveying device in a rolling way; the long-side free end of the support arm is rotatably arranged on the conveying device.

According to the bag sticking machine provided by the invention, the bottoms of the bag connecting and sticking device, the bag connecting and dividing grabbing device and the conveying device are fixedly connected with the support with supporting function.

The beneficial effects of the invention are as follows:

The bag sticking machine is high in automation degree, can automatically continue sticking the continuous bags, and can cut and separate the continuous bags of the sticking adhesive, and then put and paste the separated single bags on the mother bag. The bag sticking machine liberates a large amount of labor force, greatly improves the production efficiency, saves time and labor, reduces the production cost and enhances the market competitiveness of enterprises.

Drawings

FIG. 1 is a schematic view of the construction of a preferred embodiment of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic view of the bag attachment adhesive device of FIG. 1;

FIG. 4 is a schematic perspective view of FIG. 3;

FIG. 5 is a schematic structural view of the bag-in-bag apparatus of FIG. 1;

FIG. 6 is a schematic perspective view of FIG. 5;

FIG. 7 is a schematic view of the bag cutting and gripping device of FIG. 1;

FIG. 8 is a schematic perspective view of FIG. 7;

FIG. 9 is a schematic diagram of a combination of a bag-in-bag split gripping device and a bag-in-bag throwing device;

Fig. 10 is a schematic diagram of the operation of the gripper assembly in the bag-connected split gripper device (the gripper assembly shown by two-dot chain lines is only used for showing the gripping action, and the gripper assembly is not actually present here);

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent. It will be apparent that the described embodiments are only some, but not all, 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.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus they should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; of course, it may be mechanically or electrically connected; in addition, the connection may be direct, indirect via an intermediate medium, or communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

As shown in fig. 1 and 2, the present invention provides a bag sticking machine, comprising: a conveying device 45 for conveying the mother bags; the front end of the conveying device 45 is provided with a bag connecting adhesive device 41 for adhering adhesive to one surface of the bag connecting device; the rear end of the conveying device 45 is provided with a continuous bag throwing device 42 and a continuous bag dividing and grabbing device 43, after the continuous bag of the adhesive is conveyed by the continuous bag throwing device 42, the continuous bag dividing and grabbing device 43 cuts and separates the bag body at the input end of the continuous bag 14, grabs the separated single bag and throws the single bag on the mother bag conveyed by the conveying device 45, and the adhesive surface on the single bag is adhered on the upper surface of the mother bag; the rear end of the conveying device 45 is also provided with a rolling device 44 for pressing and attaching the single bag to the mother bag.

As shown in fig. 3 and 4, the bag-connecting adhesive device 41 includes: the device comprises a frame 1, wherein a supporting roller 13 is rotatably arranged in the middle of the frame 1, and a compression roller 12 assembly is rotatably arranged above the supporting roller 13; a rolling passage is formed between the pressing roller 12 assembly and the supporting roller 13; a reversing roller 6 is rotatably arranged on one side of the supporting roller 13, and a laminating roller 3 is rotatably arranged below the reversing roller 6; the double-sided adhesive tape winding and unwinding assembly is also included; the double-sided tape winding and unwinding assembly releases the double-sided tape 5, the double-sided tape 5 is stuck to the continuous bag 14 passing through the double-sided tape 5 when passing through the laminating roller 3, the double-sided tape 5 is laminated and compacted when being conveyed along with the continuous bag 14 to pass through a laminating passage, and the base band of the double-sided tape 5 is separated from the continuous bag 14 and recycled to the double-sided tape winding and unwinding assembly.

In the above-mentioned bag-connected adhesive device 41, the double-sided tape winding and unwinding assembly includes an unwinding member 9 and a winding member 10, the unwinding member 9 and the winding member 10 each include a rotating shaft that is rotatably disposed, and limiting bodies are disposed on the rotating shaft in pairs in a penetrating manner, and a gap for accommodating the double-sided tape 5 or the base tape is provided between the two limiting bodies; wherein the rotating shaft of the winding member 10 is provided with a motor for driving the winding member to rotate; a transition roller 4 is rotatably arranged below the unreeling piece 9.

In the above-mentioned bag-connected adhesive device 41, the limiting body may be a tray body, may be a cross-shaped frame, and the unreeling member 9 and the reeling member 10 may be locked on the rotating shaft by screws.

In the above-mentioned continuous bag gluing device 41, the motor drives the winding member 10 to rotate, and the double-sided tape 5 is wound on the base tape, and the double-sided tape 5 is adhered to the continuous bag 14, so that the continuous bag 14 can be pulled and pulled to continuously feed. At the same time, the unwinder 9 does not park the roll either, releasing the double-sided tape 5 to be joined to the connecting bag 14 at the application roller 3. The double-sided adhesive tape 5 is arranged with its adhesive side facing outwards in the release. When the double-sided tape 5 passes through the laminating roller 3, the surface of the adhesive can be laminated on the surface of the connecting bag 14.

In the bag-connecting adhesive device 41, the double-sided adhesive tape collecting and releasing assembly is fixed on the frame 1 and is arranged above the reversing roller 6 and the pressing roller 12 assembly; and the unreeling piece 9 is arranged above the reversing roller 6, and the reeling piece 10 is arranged above the compression roller 12 assembly.

Of course, the double-sided tape winding and unwinding assembly can be fixedly installed by selecting proper positions according to the above adhesive principle, for example, the unwinding member 9 and the winding member 10 are disposed on two sides of the frame 1. It may also be provided separately as a whole without having to be mounted on the frame 1.

In the bag-connecting adhesive device 41, at least one guide roller 2 is rotatably arranged below the bonding roller 3, and the guide roller 2 is fixed on the frame 1 through a bearing.

In the bag-connecting adhesive device 41, the guide roller 2 is also rotatably arranged, and the guide roller 2 plays a role in guiding and pulling the bag-connecting device 14. The guide roller 2 is arranged to facilitate smooth transmission and stable operation of the continuous bags 14.

In the bag-connecting adhesive device 41, a limit groove for the bag 14 to pass through is formed on the cylindrical surface of the guide roller 2.

In the above-mentioned bag-connecting adhesive device 41, the bag-connecting 14 passes through the limiting groove to limit the position thereof, so as to prevent the bag-connecting 14 from deviating and skewing, and even directly separating from the guide roller 2.

In the bag-connecting adhesive device 41, a fixing piece 7 is arranged between the supporting roller 13 and the reversing roller 6, and the fixing piece 7 is fixed on the frame 1; the upper surface of the fixing piece 7 is provided with guard plates 8 in pairs, a conveying passage is formed between the guard plates 8, and the length direction of the conveying passage is consistent with the conveying direction of the connecting bag 14.

In the bag-connecting adhesive device 41, the supporting roller 13 and the reversing roller 6 are respectively rotatably arranged at two ends of the fixing piece 7.

In the above-described bag-attached adhesive device 41, after the double-sided tape 5 and the attached bag 14 are reversed together at the reversing roller 6, it passes through the conveyance path, which is generally in a horizontal state. The double-sided tape 5 and the connecting bag 14 pass through the conveying channel, are limited and buffered, and then enter the rolling channel for compacting the adhesive, so that stable conveying is facilitated.

In the bag-connecting adhesive device 41, a limit groove for the bag 14 to pass through is formed on the cylindrical surface of the reversing roller 6.

The continuous bag 14 passes through the limit groove to limit the position of the continuous bag, so that the continuous bag 14 is prevented from deviating and skewing, and even is directly separated from the reversing roller 6.

In the bag-connecting adhesive device 41, the pressing roller 12 assembly comprises an L-shaped rotating arm 11, the pressing roller 12 is rotatably arranged on the short side of the rotating arm 11 through a bearing, and the free end of the long side of the rotating arm 11 is rotatably arranged on the frame 1.

The free end rotation setting is simpler, and the long-side free end connection rotation can be realized by penetrating the end part of the rotating shaft on the frame 1. In addition, a bearing may be fixed to the frame 1, the bearing may be fitted with a shaft, and the free end of the long side of the arm 11 may be connected to the end of the shaft.

The bag-connecting adhesive device 41 further includes a bag-connecting housing frame 15 provided on one side of the bottom of the frame 1. The bag-connecting containing frame 15 is used for feeding the bag-connecting 14.

As shown in fig. 5 and 6, the continuous bag feeder 42 includes: the second reversing roller 19 is fixedly arranged at the upper part of the second frame 21, at least one group of limiting assemblies 17 are fixedly arranged below the second reversing roller 19, and the limiting assemblies 17 limit the side edges of the continuous bags 14, so that the continuous bags 14 are vertically and downwards transmitted; a traction wheel set 16 is fixedly arranged below the limiting assembly 17, and the traction wheel set 16 is used for traction and conveying of the continuous bags 14.

In the continuous bag throwing device 42, the limiting assembly 17 comprises a fixing plate 25 fixed on the second frame 21, the fixing plate 25 extends outwards, a chute is formed on the fixing plate, a pair of guide rollers 18 penetrate and are fixed in the chute, and a limiting groove is formed on the cylindrical surface of the guide rollers 18; the two sides of the connecting bag 14 pass through the limit grooves downwards.

The two side edges of the continuous bag 14 penetrate into the limit grooves and are limited by the limit grooves, so that the continuous bag 14 is prevented from deviating in conveying. In addition, the paired guide rollers 18 can slide on the sliding grooves, and the distance between the two guide rollers 18 can be adjusted according to the width of the connecting bag 14, so that the two side edges of the connecting bag 14 penetrate into the limit grooves.

In the continuous bag throwing device 42, the limiting assembly 17 is provided with two groups of vertically arranged fixing plates 25 which are staggered left and right.

The arrangement of the plurality of groups of limiting assemblies 17 improves the conveying stability of the continuous bags 14.

In the continuous bag throwing device 42, the traction wheel set 16 includes traction wheels 22 rotatably arranged in pairs, a traction channel is formed between a pair of traction wheels 22, and the front and back sides of the continuous bag 14 are pressed by the traction wheels 22 and are conveyed downwards from the traction channel in a traction way; one of the traction wheels 22 is provided with a motor that drives its rotation.

The pinch roller 22 has a relatively high degree of roughness on the pinch surface or is directly engraved with dark lines to avoid slippage when pulling the attached bag 14.

In the continuous bag throwing device 42, a mounting plate 23 is horizontally fixed at the lower part of the second frame 21, and the mounting plate 23 is arranged below the limiting assembly 17; the mounting plate 23 is provided with an opening for the connecting bag 14 to pass through, and a avoiding groove is arranged on the mounting plate corresponding to the traction wheel 22.

In the bag-connecting and bag-throwing device 42, the clamping plates 24 arranged in pairs are vertically fixed on the mounting plate 23, the clamping plates 24 are arranged corresponding to the openings through which the bags 14 are connected, and the bags 14 are downwards penetrated through the gaps among the clamping plates 24 to enter the openings.

In the continuous bag throwing device 42, the upper parts of the clamping plates 24 are bent outwards, and the paired clamping plates 24 are Y-shaped.

Because the bag bonding station is arranged below the mounting plate 23, the clamping plate 24 is arranged at the position, the situation that the continuous bags 14 are pulled to deviate or incline by the cutting grabbing component when being cut and grabbed is avoided, and stable transmission of the continuous bags 14 is not facilitated.

In the continuous bag throwing device 42, a second transition roller 20 is fixedly arranged at one side of the second reversing roller 19.

In the continuous bagging apparatus 42, a limit groove for the continuous bag 14 to pass through is formed on the cylindrical surface of the second reversing roller 19 and/or the second transition roller 20.

The continuous bag 14 passes through the limit groove to limit the position of the continuous bag, so that the continuous bag 14 is prevented from deviating and skewing, and even is directly separated from the second reversing roller 19 and the second transition roller 20. The second transition roller 20 plays a role in guiding and buffering the continuous bags 14, and avoids poor transmission stability caused by direct abrupt traction of the continuous bags 14.

As shown in fig. 7 and 8, the bag-connected dividing and gripping device 43 includes: the third rack 34 is fixedly provided with a bag cutting assembly, and a feed inlet for inputting the continuous bag 14 is arranged above the bag cutting assembly; the bag cutting assembly divides the bag body at the lowest end of the connecting bag 14 and separates from the connecting bag 14; the lower part of the shearing component is fixedly provided with a grabbing component used for grabbing the separated bag bodies.

In the above-mentioned continuous bag dividing and grabbing device 43, the bag cutting assembly includes a pair of meshed shearing blades 32, a push-pull member for driving the shearing blades 32 to open and close is fixedly connected to the shearing blades 32, and the push-pull member drives the shearing blades 32 to intermittently mesh and cut off the continuous bags 14, and divide the bag body at the lowermost end of the continuous bags 14.

The cutting edge of the shearing blade 32 is provided in a wavy shape (the wavy cutting edge is not shown in the drawing for showing other parts), so that the dividing opening of the cut continuous bag 14 (single bag) is zigzag. The bag body is convenient for the consumer to tear open for use.

In the above-mentioned bag-connected split gripping device 43, two groups of push-pull members are cooperatively arranged, each group includes a driving shaft, one end of the driving shaft is fixedly connected with a connecting rod 27, the other end of the connecting rod 27 is rotatably connected with a rotating member 28 through a shaft and a bearing, the other end of the rotating member 28 is hinged with a cutter rest 31, and the cutter rest 31 is connected with the shearing cutter 32; the slide block 30 is fixedly connected above the tool rest 31, a slide rail 29 is arranged on the slide block 30 in a matched mode, and the slide rail 29 is fixed on the lower surface of the mounting plate 23.

In the above-mentioned bag-connected split gripping device 43, the driving shaft is rotatably mounted on the third frame 34 through a bearing, the other end of the driving shaft passes through the third frame 34 and is fixedly connected with a driving wheel 39, a conveyor belt is engaged on the driving wheel 39, and the conveyor belt is provided with a motor for driving the conveyor belt to rotate.

Besides the push-pull member, the mechanism can be provided with a hydraulic cylinder, a pneumatic cylinder or an electric cylinder, wherein two groups of hydraulic cylinders, pneumatic cylinders or electric cylinders are oppositely arranged, and the two groups of hydraulic cylinders, pneumatic cylinders or electric cylinders can correspondingly and synchronously stretch out and draw back.

In the above-mentioned bag-connected and divided gripping device 43, the gripping assembly includes a vacuum chuck 35 and a rotating member for driving the vacuum chuck 35 to move.

The change of the single bag during the operation is realized by a rotating member.

In the above bag-connecting and splitting gripping device 43, the rotating member includes a swing rod 37 driven by a servo motor, a sliding rod 38 is hinged at the free end of the swing rod 37, a sliding sleeve 26 is slidably disposed on the sliding rod 38, and the sliding sleeve 26 is rotatably disposed on the third frame 34 and connected by a bearing-shaft; the hinge end of the slide bar 38 is fixedly provided with a vacuum chuck 35, and the axis of the vacuum chuck 35 is in the same direction as the slide bar 38.

In the above-mentioned bag-connected and divided gripping device 43, the electromagnetic valve 36 is connected to the vacuum chuck 35, and the electromagnetic valve 36 is connected to a vacuum pump or a vacuum generator through a pipeline.

The vacuum pump or the vacuum generator can enable the vacuum chuck 35 to generate negative pressure, and the negative pressure vacuum chuck 35 can absorb and grasp a single bag. The electromagnetic valve 36 can control the condition of a passage between the electromagnetic valve 36 and the vacuum chuck 35, when the vacuum chuck 35 accurately conveys the sucked single bag to the position right above the mother bag through the rotating member, the electromagnetic valve 36 controls the vacuum chuck 35 to release pressure, the vacuum chuck 35 is communicated with the atmosphere, no pressure difference exists, and the single bag falls down onto the mother bag from the vacuum chuck 35.

In the above-mentioned bag-connecting and dividing gripping device 43, the upper portion of the third frame 34 is fixedly connected with a horizontally arranged mounting plate 23, and the mounting plate 23 is provided with the feeding port for conveying the bag-connecting 14 downwards.

In the above-mentioned bag-connecting and splitting gripping device 43, the clamping plates 24 arranged in pairs are vertically fixed on the lower surface of the mounting plate 23, the clamping plates 24 are arranged corresponding to the feeding openings of the bags-connecting 14, and the bags-connecting 14 pass through the gaps between the clamping plates 24.

In the bag-connecting, dividing and grabbing device 43, a baffle 33 is fixedly mounted on the third frame 34, and the plate surface of the baffle 33 is opposite to the vacuum chuck 35; the baffle 33 is bent into an n-shape or a u-shape.

The vacuum chuck 35 moves to the baffle 33 under the support of the rotating member to lightly press and suck the single bag, and the baffle 33 plays a role of abutting. The baffle 33 is shaped as an n-or u-shape with a certain spring force to avoid damaging the vacuum chuck 35 during abutment.

The bag-connecting dividing and grabbing device 43 is covered with a cover body which plays a role in safety protection.

As shown in fig. 9, regarding the bag sticking machine, the bag-connecting dividing and grabbing device 43 is disposed below the bag-connecting throwing device 42, so as to form an integral structure; the continuous bag throwing device 42 is driven by the traction wheel set 16 to convey continuous bags 14, and the continuous bags 14 are vertically conveyed downwards to enter a feed inlet of the continuous bag dividing and grabbing device 43.

In the bag sticking machine, the conveying device 45 is a belt conveying mechanism or a chain plate conveying mechanism. The two sides of the conveying device 45 are provided with vertical plates which play a role in limiting, and the mother bags are conveyed from the front end to the rear end of the conveying device 45 in a conveying channel between the vertical plates.

In the bag sticking machine, the rolling device 44 comprises an L-shaped support arm, wherein a rolling roller is rotatably arranged on the short side of the support arm through a bearing, and the rolling roller is rotatably arranged on a conveying channel of the conveying device 45; the long free ends of the arms are rotatably mounted on the conveyor 45.

In the bag sticking machine, the bottom parts of the bag connecting adhesive device 41, the bag connecting dividing and grabbing device 43 and the conveying device 45 are fixedly connected with a bracket 40 for supporting.

Bag sticking working conditions of the bag sticking machine are as follows:

The continuous bag 14 is pulled out from the continuous bag containing frame 15 of the continuous bag gluing device 41, passes through the laminating roller 3 after being buffered and guided by the guide roller 2, at this time, the unreeling piece 9 releases the double-sided adhesive tape 5, the double-sided adhesive tape 5 passes through the laminating roller 3 together with the continuous bag 14 after being transited and commutated by the transition roller 4, and at this time, the double-sided adhesive tape 5 is stuck on the surface of the continuous bag 14 under the rolling of the laminating roller 3. The continuous bag 14 is then conveyed through the laminating passage between the pressing roller 12 and the supporting roller 13 together with the double-sided adhesive tape 5, and the double-sided adhesive tape 5 is tightly adhered to the surface of the continuous bag 14. After the bag 14 passes through the rolling passage, the double-sided adhesive tape 5 is separated therefrom, and the base tape of the double-sided adhesive tape 5 is drawn to the winding member 10 and wound therearound. Because the motor for driving the rolling piece 10 to rotate is arranged on the rolling piece, and the double-sided adhesive tape 5 is stuck with the connecting bag 14, the base band of the double-sided adhesive tape 5 can be pulled and drive the connecting bag 14 to transmit when being rolled and recovered.

Thereafter, the adhesive bag 14 is pulled and fed into the bag-in-bag feeder 42, which bypasses the second reversing roller 19, is fully reversed, and is transported vertically downwards. After that, guided by the guide rollers 18, and restrained, pulled by the pulling wheel set 16 (which has power) and passed through the clamping plate 24, and enters the bag-connecting dividing and grabbing device 43.

Then, the shearing blade 32 of the bag-connected dividing and grasping device 43 opens and closes the bag-connected 14 passing through the position to divide the bag-connected 14 into individual bags. At this time, the single bag is vertical. Subsequently, the vacuum chuck 35 of the grabbing assembly sucks and grabs the single bag, and the single bag is driven to move by the rotating member, and the single bag is reversed in the moving process, and one surface of the adhesive faces downwards. The mother bags are continuously conveyed by the conveying device 45 under the rotary member, when the mother bags pass under the single bags, the vacuum suction disc discharges pressure, the single bags fall down, and the adhesive surface of the single bags is adhered to the upper surface of the mother bags, as shown in fig. 10.

Finally, the mother bag and the single bag are continuously conveyed away by the conveying device 45, the single bag is rolled by the rolling device 44 during conveying, the single bag is tightly attached to the mother bag by the rolling device 44, and the bag sticking operation is completed. And then, continuously conveying and collecting the mother bags stuck with the single bags.

Finally, it should be noted that: the above embodiments are merely preferred embodiments of the present invention to illustrate the technical solution of the present invention, and are not meant to limit the scope of the present invention; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions; in addition, the technical scheme of the invention is directly or indirectly applied to other related technical fields, and the technical scheme is included in the scope of the invention.

The names of the parts indicated by the above reference numerals are as follows:

Frame 1, guide roller 2, laminating roller 3, transition roller 4, double-sided tape 5, reversing roller 6, fixing piece 7, protecting plate 8, unreeling piece 9, reeling piece 10, rotating arm 11, press roller 12, supporting roller 13, bag connecting 14, bag connecting storage frame 15, traction wheel set 16, limiting component 17, guide roller 18, second reversing roller 19, second transition roller 20, second frame 21, traction wheel 22, mounting plate 23, clamping plate 24, fixing plate 25, sliding sleeve 26, connecting rod 27, rotating piece 28, sliding rail 29, sliding block 30, knife rest 31, shearing knife 32, baffle 33, third frame 34, vacuum chuck 35, electromagnetic valve 36, swinging rod 37, sliding rod 38, driving wheel 39, bracket 40, bag connecting adhesive device 41, bag connecting and throwing device 42, bag connecting and dividing grabbing device 43, rolling device 44 and conveying device 45.

Claims

1. A bag bonding machine, comprising: a conveying device for conveying the mother bags; the front end of the conveying device is provided with a bag connecting adhesive device for adhering adhesive to one surface of the bag connecting device; the back end of the conveying device is provided with a continuous bag throwing device and a continuous bag dividing and grabbing device, after the continuous bag of the adhesive is conveyed by the continuous bag throwing device, the continuous bag dividing and grabbing device cuts and separates the bag body at the input end of the continuous bag, grabs the separated single bag and puts the single bag on the mother bag conveyed by the conveying device, and the adhesive surface on the single bag is adhered on the upper surface of the mother bag; the rear end of the conveying device is also provided with a rolling device for pressing and attaching the single bag to the mother bag;

The bag-connecting viscose device comprises a frame, wherein a supporting roller is rotatably arranged in the middle of the frame, and a compression roller assembly is rotatably arranged above the supporting roller; a rolling channel is formed between the compression roller assembly and the supporting roller; one side of the supporting roller is rotatably provided with a reversing roller, and the lower part of the reversing roller is rotatably provided with a laminating roller; the double-sided adhesive tape winding and unwinding assembly is also included; the double-sided tape collecting and releasing assembly releases double-sided tape, the double-sided tape is stuck to the connecting bag passing through the double-sided tape collecting and releasing assembly when passing through the laminating roller, the double-sided tape and the connecting bag are laminated and compacted when being conveyed through the laminating channel, and the base band of the double-sided tape is separated from the connecting bag from the double-sided tape collecting and releasing assembly and is recovered to the double-sided tape collecting and releasing assembly;

the bag connecting and throwing device comprises a second rack, a second reversing roller is fixedly arranged at the upper part of the second rack, at least one group of limiting assemblies are fixedly arranged below the second reversing roller, and the limiting assemblies limit the side edges of the connected bags so that the connected bags are vertically and downwards transmitted; a traction wheel set is fixedly arranged below the limiting assembly, and the traction wheel set is used for traction and bag connection conveying;

The bag connecting, dividing and grabbing device comprises a third rack, wherein a bag cutting assembly is fixedly arranged on the third rack, and a feeding hole for inputting a bag is formed above the bag cutting assembly; the bag cutting assembly divides the bag body at the lowest end of the connected bag and separates from the connected bag; the lower part of the bag cutting assembly is fixedly provided with a grabbing assembly for grabbing the separated bag bodies.

2. The bag sticking machine according to claim 1, wherein the traction wheel group comprises traction wheels which are arranged in a pair of rotation, a traction channel is formed between the traction wheels, and the front and the back of the continuous bag are pressed by the traction wheels and are conveyed downwards from the traction channel in a traction way; one of the traction wheels is provided with a motor for driving it in rotation.

3. The bag machine of claim 1, wherein the gripping assembly comprises a vacuum chuck and a rotating member that moves the vacuum chuck.

4. A bag sticking machine according to claim 1,2 or 3, wherein the bag connecting dividing and grabbing device is arranged below the bag connecting and throwing device to form an integral structure; the continuous bag throwing device is used for traction and continuous bag conveying by the traction wheel set, and the continuous bag is vertically conveyed downwards and enters a feeding port of the continuous bag dividing and grabbing device.

5. The bag bonding machine according to claim 1, wherein the conveying device is a belt conveying mechanism or a chain plate conveying mechanism.

6. The bag sticking machine according to claim 1, wherein the rolling device comprises an L-shaped support arm, a rolling roller is rotatably arranged on the short side of the support arm through a bearing, and the rolling roller is rotatably arranged on a conveying channel of the conveying device; the long-side free end of the support arm is rotatably arranged on the conveying device.

7. The bag sticking machine according to claim 1, wherein the bottoms of the bag connecting sticking device, the bag connecting dividing and grabbing device and the conveying device are fixedly connected with a bracket with supporting function.