CN112660496B - A paper bag packaging machine - Google Patents
A paper bag packaging machine Download PDFInfo
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- CN112660496B CN112660496B CN202011593099.2A CN202011593099A CN112660496B CN 112660496 B CN112660496 B CN 112660496B CN 202011593099 A CN202011593099 A CN 202011593099A CN 112660496 B CN112660496 B CN 112660496B
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 66
- 239000000463 material Substances 0.000 claims abstract description 26
- 230000000903 blocking effect Effects 0.000 claims abstract description 22
- 238000003860 storage Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 18
- 238000012856 packing Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 9
- 241000252254 Catostomidae Species 0.000 claims description 4
- 238000013459 approach Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 5
- 238000003756 stirring Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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Abstract
本发明涉及一种纸袋包装机，其中，上料装置在加工位的上游，吸盘组件位于储料仓料口的下方，阻挡件至少局部位于纸袋的移动路径上，而导向组件具有两个导向片，通过吸盘组件中的吸盘将储料仓内的纸袋取出，阻挡件在纸袋下移的同步与纸袋的延伸边接触，实现袋口的竖向撑开，导向组件的两个导向片在盖体移动至位于导向通道内的状态下，作用在袋口的两侧边沿上，以使袋口的两侧边沿相互远离而处于打开状态，这样吸盘、阻挡件和导向组件的配合，可以精简袋口撑开的操作，巧妙的将袋口的撑开分解成竖向和横向两个步骤，并借助于纸袋取出的过程和盖体移送的过程所提供的动力分别完成，无需单独的驱动机构，也无需多个步骤，十分方便实用。
The present invention relates to a paper bag packaging machine, wherein a feeding device is upstream of a processing position, a suction cup assembly is below a material opening of a storage bin, a blocking member is at least partially located on a moving path of the paper bag, and a guide assembly has two guide plates, wherein the paper bag in the storage bin is taken out by means of the suction cup in the suction cup assembly, and the blocking member contacts with an extended edge of the paper bag while the paper bag moves downward, thereby realizing vertical opening of the bag opening, and the two guide plates of the guide assembly act on the two side edges of the bag opening when the cover body moves to a state located in the guide channel, so that the two side edges of the bag opening are away from each other and in an open state, so that the cooperation of the suction cup, the blocking member and the guide assembly can simplify the operation of opening the bag opening, and cleverly decompose the opening of the bag opening into two steps, vertical and horizontal, and respectively complete the operation with the help of the power provided by the process of taking out the paper bag and the process of transferring the cover body, without the need for a separate driving mechanism or multiple steps, and is very convenient and practical.
Description
Technical Field
The invention relates to the field of paper bag packaging machines.
Background
For bottle cap packaging field, film packing machine is usually adopted to carry out operations such as bagging, thermoplastic sealing and the like, but in the packaging mode, the packaged whole-stack bottle caps are required to be singly subjected to label pasting, sorting and the like, and as the packaged whole-stack bottle caps have a certain volume, carrying and moving are very troublesome, and the package is possibly damaged in the process. Therefore, the package of many bottle caps adopts paper bag bodies for packaging, and the operations of printing marks, sticking labels and the like can be carried out on the paper bags before packaging, so that the bottle caps are very convenient. Due to the specificity of paper materials, the traditional manual bag opening and filling process is difficult to meet the modern packaging requirements.
In order to solve the problems of low manual filling efficiency and the like, a part of automatic paper bag packaging machines appear on the market, for example, chinese patent publication No. CN106516267A discloses an automatic bag opening device, a gap is firstly sucked on a bag opening through an upper sucker and a lower sucker, and then the paper bag is completely opened to the bag opening to be in a standard shape by utilizing the cooperation of an opening rod, a rotary cylinder and an opening cylinder in an opening mechanism. The device can hold the paper bags by the feeding device and move the paper bags to the loading position, and the stretching units are symmetrically arranged, so that the stretching units move left and right on the guide shafts to stretch the paper bags with different widths, wherein the rotary supporting plates in each stretching mechanism are divided into an upper part and a lower part, the positions of the rotary supporting plates are conveniently adjusted to meet the paper bags with different height specifications, and the device has strong adaptability.
Although the device solves the problem of bag opening failure by respectively sucking the upper surface and the lower surface of the paper bag, the whole bag opening step comprises a plurality of steps of sucking and clamping the upper bag surface, moving the bag, sucking and clamping the lower bag surface, rotating the rotary supporting plate to open the bag, and the like, so that the device is very tedious, wastes a great deal of time and has very low packaging efficiency.
As shown in fig. 1, a conventional paper packaging bag is shown in a schematic view, when the paper packaging bag leaves a factory, an opening 100 for placing a workpiece is usually left at one end of the paper packaging bag, an extending edge 103 is left at the upper edge of the opening 100 to facilitate opening of the bag mouth, and after the paper packaging bag is filled with the workpiece, a closing operation is required, that is, the end of the opening 100 is turned over and folded to form a folded edge 101, so that a body 102 containing the workpiece is isolated from the outside.
Disclosure of Invention
The first technical problem to be solved by the invention is to provide a paper bag packaging machine which can realize bag opening in one step and can improve packaging efficiency aiming at the current state of the art.
The second technical problem to be solved by the invention is to provide a paper bag packaging machine capable of automatically closing up and realizing paper bag stacking after packaging aiming at the current state of the art.
The invention solves the first technical problem by adopting the technical scheme that the paper bag packaging machine comprises:
a frame having a table with a processing station for packaging the entire stack into a paper bag;
the feeding device is arranged at the upstream of the processing position and is provided with a feeding channel for conveying the whole stack of covers to the processing position;
The storage bin is used for placing stacked paper bags and is arranged above the processing station, and a material opening for taking out the paper bags is formed in the bottom of the storage bin;
the method also comprises the following steps:
the sucking disc assembly is arranged below the material opening, and the power output end of the sucking disc assembly is provided with a sucking disc which moves up and down relative to the workbench to take out a paper bag at the material opening and move the paper bag to a packaging position;
A blocking piece arranged on the workbench and at least partially positioned on the moving path of the paper bag, the blocking piece abutting against the extending edge of the upper edge of the paper bag to separate the upper and lower edges of the bag mouth from each other when the paper bag moves downwards to be in the packaging position, and
The guide assembly is provided with two guide sheets which extend along the feeding direction of the whole stacked body and are oppositely arranged at two sides of the outlet end of the feeding channel, a guide channel for the cover body to pass through is formed between the two guide sheets, an inlet of the guide channel is formed between the first ends of the two guide sheets, an outlet of the guide channel is formed between the second ends of the guide channel, and in the state that the cover body to be packaged is positioned in the guide channel, the two guide sheets are respectively acted on two side edges of the bag opening so that the two side edges of the bag opening are mutually far away from each other and are in an open state, and the guide channel is communicated with the inside of the paper bag.
In order to facilitate the entrance of the whole stacked body into the paper bag, preferably, the guide assembly further comprises a supporting seat, the two guide sheets are rotatably arranged on the supporting seat at positions adjacent to the middle part and the rotation axis extends vertically, under the natural state, the distance between the first ends of the two guide sheets is not smaller than the distance between the second ends so as to correspondingly ensure that the opening degree of the inlet is not smaller than the opening degree of the outlet, and thus, the differential design of the opening degrees of the two ends of the guide sheets is realized, on one hand, the opening degree of the inlet end is larger, the entrance of the whole stacked body into the guide channel from the feeding part is facilitated, and on the other hand, the outlet end is smaller, so that the connection between the outlet end of the guide channel and the bag mouth part can be more facilitated before the whole stacked body is guided, and the connection between the guide channel and the space in the bag is ensured.
Preferably, the guide assembly further comprises an elastic member acting on at least one of the guide tabs and causing the second ends of the two guide tabs to always have a tendency to approach each other, the difference in opening at both ends of the two guide tabs being achieved by separate drive means, but preferably the elastic member, such that the outlet end is quickly returned to the original state by the elastic member after the entire stack of bodies has passed the outlet end of the guide channel.
In order to adapt to the arc-shaped edge of the cover body, the longitudinal sections of the two guide sheets are preferably arc-shaped structures with the upper end and the lower end bent towards the guide channel.
In order to ensure that the upper region between the two guide plates is not disturbed by the outside to affect the transportation of the cover body, preferably, the guide assembly further comprises a cover plate, the cover plate covers the tops of the two guide plates, and the lower surface of the cover plate forms the top wall of the guide channel.
The blocking piece can be positioned at different positions, specifically, the cover plate is connected to the frame through the support frame, the support frame is further provided with a side plate extending along the feeding direction of the whole overlapping body, the side plate is at least partially positioned above the cover plate, and the blocking piece is connected to the side plate, and the extending direction of the blocking piece is consistent with that of the side plate.
For conveniently snatch the container bag in the storage silo, sucking disc subassembly includes base plate and two at least vertical suction disc spare of wearing to establish on the base plate and interval arrangement, still be equipped with first driver in the frame, this first driver arrange in the below of workstation and power take off end with the base plate drive is connected, and then drive base plate and suction disc spare move up to be close to relatively the workstation in step the container bag of material mouth department is taken out.
In order to ensure that the stacked cover body can be conveyed into the guide channel, preferably, the feeding device comprises a feeding seat and a poking mechanism, the feeding seat is arranged on the workbench and is provided with an upward opening feeding channel, the feeding end of the feeding channel is provided with a feeding hole, the discharging end of the feeding channel is provided with a discharging hole for outputting the cover body, the discharging hole is communicated with the inlet of the guide channel, the power output end of the poking mechanism is provided with a poking component for pushing the stacked cover body in the feeding channel into the guide channel, and the poking component is at least partially positioned above the feeding channel and can move back and forth along the feeding channel in a state of downwards moving to be positioned in the feeding channel.
In order to further solve the second technical problem, the paper bag packaging machine adopts the technical scheme that the paper bag packaging machine further comprises a receiving device, wherein the receiving device comprises a sealing mechanism and a receiving mechanism, and the sealing mechanism comprises:
the sealing mechanism is arranged between the packaging position and the receiving position, and the power output end of the sealing mechanism is provided with a pressing plate for pressing the bag mouth part of the paper bag so as to bend the whole paper bag to form a folded edge;
The receiving mechanism is arranged on the frame, the power output end is provided with a tray used for conveying the folded paper bags to the receiving position, and the tray is arranged below the workbench and can move back and forth between the packaging position and the receiving position.
In order to ensure that the area of the paper bag adjacent to the opening can be pressed downwards so as to seal the paper bag, preferably, the pressing plate is arranged above the workbench, a gap for accommodating the opening end of the paper bag is formed between the pressing plate and the workbench, a notch matched with the pressing plate is formed on the workbench at a position corresponding to the pressing plate, the sealing mechanism further comprises a first driving mechanism, the output end of the first driving mechanism is in driving connection with the pressing plate, so that the pressing plate is driven to move up and down relative to the workbench, and correspondingly stretches into or stretches out of the notch, and in the state that the pressing plate stretches into the notch, the folded edge of the paper bag is overlapped with the paper bag body up and down.
In order to realize the storage of the paper bags after closing in, preferably, the material collecting mechanism is provided with a sliding component for driving the tray to slide between the packaging position and the material collecting position, the sliding component comprises a guide rail, a sliding seat and a second driving mechanism, the guide rail is arranged on the frame and extends along the feeding direction, the sliding seat is slidingly restrained on the guide rail, the tray is arranged on the sliding seat and can slide synchronously along with the sliding seat, the second driving mechanism is arranged on the guide rail, and the output end of the second driving mechanism is in driving connection with the sliding seat.
In order to ensure that the tray can smoothly lift the paper bag and further avoid interference with other parts in the moving process of the paper bag, preferably, the material receiving mechanism further comprises a lifting assembly for driving the tray to move up and down relative to the workbench, the lifting assembly comprises a lifting plate and a third driving mechanism, the third driving mechanism is arranged on the sliding seat, a power output end is in driving connection with the lifting plate and further drives the lifting plate to move up and down relative to the workbench, and the tray is arranged on the lifting plate and can move up and down synchronously along with the lifting plate.
Compared with the prior art, the paper bag packaging machine has the advantages that the paper bags in the storage bin are taken out through the suckers in the sucker assembly, the blocking piece is designed on the moving path of the paper bags, the paper bags move downwards and synchronously contact with the extending edges of the paper bags, the vertical opening of the bag opening is realized, the two guide pieces of the guide assembly act on the edges of the two sides of the bag opening when the cover body moves to be positioned in the guide channel, so that the edges of the two sides of the bag opening are far away from each other and are in an open state, and therefore, the cooperation of the suckers, the blocking piece and the guide assembly can simplify the opening operation of the bag opening, the opening of the bag opening is split into the vertical step and the horizontal step skillfully, and the power provided by the process of taking out the paper bags and the process of transferring the cover body is finished respectively without a separate driving mechanism or a plurality of steps, so that the paper bag packaging machine is very convenient and practical.
Drawings
FIG. 1 is a schematic view of a paper bag according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the overall structure of a paper wrapping machine according to an embodiment of the present invention;
FIG. 3 is a schematic view of FIG. 2 at another angle after omitting part of the structure;
FIG. 4 is a schematic view of the overall structure of a guide assembly according to an embodiment of the present invention;
FIG. 5 is an overall schematic diagram of a feeding device according to an embodiment of the present invention;
FIG. 6 is a schematic view of FIG. 5 at another angle;
FIG. 7 is an overall schematic diagram with the work table omitted;
FIG. 8 is a schematic diagram of the overall structure of a material receiving device in an embodiment of the present invention;
Fig. 9 is a schematic view of a pushing assembly according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 9, which are a preferred embodiment of the present invention, the paper bag packing machine includes a frame 1, a storage bin 11, a suction cup assembly 8, a blocking member 72, a guide assembly 7, a feeding device and a receiving device.
The frame 1 in this embodiment has a workbench 2, the workbench 2 has a packaging position 2a for packaging the whole stack of cover bodies into paper bags, a receiving position 2b is further provided at a position downstream of the packaging position 2a of the workbench 2, the feeding device is arranged at an upstream of the packaging position 2a for conveying the cover bodies to the packaging position 2a, and an output end of the receiving device is arranged in an area between the packaging position 2a and the receiving position 2b for conveying the cover bodies packaged by the packaging position 2a and the outer packaging paper bags to the receiving position 2b together, and the cooperation of the parts forms a complete cover body packaging line, so as to realize the packaging work of the whole stack of cover bodies. In this embodiment, the cover body refers to a cover with good sealing effect, but is not limited to this, in the above-mentioned feeding device, the feeding seat 5 thereof has a feeding channel 50 with an upward opening, and when packaging, a plurality of cover bodies are stacked layer by layer and sequentially arranged in the feeding channel 50 to form an integral stacked cover body, and the expression of the cover body in this embodiment can be understood to be an integral stacked cover body similar to this state.
The storage bin 11 in this embodiment is used for placing stacked paper bags, the storage bin 11 is arranged above the packaging position 2a, a material opening for taking out the paper bags is formed in the bottom of the storage bin 11, the size of the bottom material opening can be adjusted and changed according to the size of the paper bags contained in the bottom material opening, the bag body is horizontally placed in the storage bin, the bag body taken out from the material opening can be understood to be in a basically horizontal state, and the structure of the storage bin 11 is more conventional and is not repeated herein.
In this embodiment, the suction cup assembly 8 is disposed below the mouth of the storage bin 11, and the power output end of the suction cup assembly has a suction cup 81 that moves up and down relative to the table 2 to take out the paper bag at the mouth and move the paper bag to the packaging position. Specifically, the suction cup assembly 8 includes a base plate 82 and at least two suction cups 81 vertically penetrating the base plate 82 and arranged at intervals, the frame 1 is further provided with a first driver 83, the first driver 83 is arranged below the workbench 2, and the output end of the first driver is in driving connection with the base plate 82, so that the base plate 82 and the suction cups 81 are driven to move up synchronously relative to the workbench 2 to be close to the material opening, and the paper bags at the material opening are taken out.
In this embodiment, the paper bag is normally closed before being packaged, the bag body can automatically realize "half-open" of the bag opening in the downward moving process, the blocking member 72 is disposed on the workbench 2 and at least partially located on the moving path of the paper bag, and in the state that the paper bag moves downward to be in the packaging position 2a, the blocking member 72 abuts against the extending edge 103 of the upper edge of the paper bag, so that the upper edge and the lower edge of the bag opening are mutually far away. When packaging, the bag mouth of the paper bag needs to be singly opened. For finished paper bags, the upper edge and the lower edge of the finished paper bags are usually tightly attached together, the difficulty of opening is high, the nondestructive opening of the bag body is usually realized by applying complex actions by a plurality of driving components, so in the embodiment, the design of the blocking piece 72 synchronously completes the separation of the upper edge and the lower edge of the paper bags by using the power for taking out the paper bags, the half opening of the paper bag opening is realized, namely, the preparation of the preamble is provided for the complete opening of the paper bag opening, and the difficulty of opening the paper bag is reduced.
The half-opened bag mouth also needs to be fully opened, the guide assembly 7 in this embodiment has two guide pieces 71 extending along the feeding direction of the whole stacked body and oppositely arranged at two sides of the outlet end of the feeding channel 50, a guide channel 70 for the cover body to pass through is formed between the two guide pieces 71, an inlet 7a of the guide channel 70 is formed between the first ends of the two guide pieces 71, an outlet 7b of the guide channel 70 is formed between the second ends of the guide channel 70, and in the state that the cover body to be packaged is located in the guide channel 70, the two guide pieces 71 respectively act on two side edges of the bag mouth, so that the two side edges of the bag mouth are mutually far away and are in an open state, and the guide channel 70 is communicated with the inside of the paper bag. Specifically, the guide assembly 7 further includes a supporting seat 76, the two guide plates 71 are rotatably mounted on the supporting seat 76 and have their axes of rotation extending vertically, and in a natural state, the distance between the first ends of the two guide plates 71 is not smaller than the distance between the second ends, so as to correspondingly make the opening of the inlet 7a not smaller than the opening of the outlet 7b, so that the opening of the inlet ends is larger, the whole stack of the cover body is conveniently introduced into the guide channel 70 from the feeding portion, and the outlet ends are smaller, so that the connection between the outlet ends of the guide channel 70 and the pocket opening portion can be more conveniently ensured before the whole stack of the cover body is guided, and the connection between the guide channel 70 and the space in the pocket is ensured.
The guide assembly 7 further comprises an elastic member 77, wherein the elastic member 77 acts on at least one guide piece 71, and the second ends of the two guide pieces 71 always have a tendency to approach each other, so that when the whole stack of cover bodies passes through the outlet end of the guide channel 70, the outlet end can be quickly restored to the original state under the action of the elastic member 77, and in order to adapt to the arc-shaped edge of the cover body, the longitudinal sections of the two guide pieces 71 have arc-shaped structures with the upper and lower ends bent towards the guide channel 70.
In addition, the guiding assembly 7 further comprises a cover plate 73, the cover plate 73 covers the tops of the two guiding sheets 71, the lower surface of the cover plate 73 forms the top wall of the guiding channel 70, the cover plate 73 is connected to the frame 1 through a supporting frame 74, the supporting frame 74 is further provided with a side plate 75 extending along the feeding direction of the whole stacked body, and the side plate 75 is at least partially located above the cover plate 73. The blocking member 72 mentioned above is a plate body attached to the side plate 75 and extends from the side plate 75 toward the outlet end of the guide channel 70, and the blocking member 72 needs to protrude a distance beyond the cover plate 73 for smooth contact with the paper bag.
In order to realize the feeding of the cover body, the feeding device in this embodiment includes, in addition to the above-mentioned feeding seat 5, a toggle mechanism 60, where the feeding end of the feeding channel 50 has a feeding port 5a, and the discharging end has a discharging port 5b for outputting the cover body, the discharging port 5b is communicated with the inlet 7a of the guiding channel 70, and the power output end of the toggle mechanism 60 has a toggle assembly for pushing the whole stack of cover bodies in the feeding channel 50 into the guiding channel 70, and the toggle assembly is at least partially located above the feeding channel 50 and can move back and forth along the feeding channel 50 in a state of moving downward to be located in the feeding channel 50.
The toggle assembly of the toggle mechanism 60 has a first toggle member 61 for pushing the whole stack of cover bodies from the feed inlet 5a through the feed channel 50 and a second toggle member 62 for pushing the whole stack of cover bodies from the feed channel 50 to the discharge outlet 5b and through the discharge outlet 5b into the guide channel 70, wherein the first toggle member 61 and the second toggle member 62 are arranged above the feed channel 50 and can alternately move downwards to extend into the feed channel 50 at least partially.
In this embodiment, the workbench 2 is provided with a first base 63 and a second base 65 arranged side by side, the first toggle member 61 is slidably restrained on the first base 63, the second toggle member 62 is slidably restrained on the second base 65, and the extending directions of the first base 63 and the second base 65 are consistent with the feeding channel 50. Specifically, the first base 63 and the second base 65 are disposed on both sides of the upper base 5, respectively.
In order to further ensure that the first poking part 61 and the second poking part 62 can slide relative to the feeding channel 50, so as to achieve the purpose of pushing the whole stacked body, the first base 63 is provided with a first sliding seat 631, the first poking part 61 is a poking plate, the extending direction of the poking plate is perpendicular to the moving direction of the to-be-packaged cover body, the first end of the poking plate is connected to the first sliding seat 631, the second end of the poking plate extends towards the feeding channel 50, the sliding of the first sliding seat 631 is realized through a second driver 632, the output end of the second driver 632 is in driving connection with the first sliding seat 631, the first sliding seat 631 is driven to slide back and forth along the length direction of the first base 63, the first sliding seat 631 is provided with an extension rod 633 extending along the moving direction of the first sliding seat 631, and the first end of the poking plate is connected to the extension rod 633.
The sliding of the second slide seat 651 is realized by a third driver 652, specifically, the second slide seat 651 is disposed on the second base 65, and a power output end of the third driver 652 is in driving connection with the second slide seat 651, so as to drive the second slide seat 651 to slide reciprocally along the length direction of the second base 65, and the second toggle member 62 in this embodiment is a toggle lever mounted on the second slide seat 651 and extending along the sliding direction of the second slide seat 651.
The two shifting members can deflect relative to the workbench while realizing sliding, and then extend into the feeding channel 50 to complete pushing action when appropriate. The first toggle member 61 is deflected by arranging two first mounting seats 637 at intervals along the extending direction of the feeding channel 50 on one side of the feeding seat 5, the first base 63 is rotatably arranged between the two first mounting seats 637, two ends of the first base 63 are respectively provided with a first mounting plate 638, each first mounting plate 638 extends towards the corresponding first mounting seat 637 to form a first rotating shaft 635, and the corresponding first mounting seat 637 is provided with a shaft hole matched with the first rotating shaft 635. The device further comprises a third driving mechanism 636, wherein a power output end of the third driving mechanism 636 is connected to the first mounting plate 638 and can drive the first base 63 to rotate about the first rotating shaft 635, so that the first toggle member 61 mounted on the first base 63 can extend into the feeding channel 50 along with the synchronous rotation of the first base 63. Specifically, the third drive mechanism 636 may employ a drive motor or a cylinder.
For the second toggle member 62, two second mounting seats 653 are disposed at intervals along the extending direction of the feeding channel 50 on the other side of the feeding seat 5, the second base 65 is rotatably disposed between the two second mounting seats 653, two ends of the second base 65 are respectively provided with a second mounting plate 657, each second mounting plate 657 extends toward the corresponding second mounting seat 653 to form a second rotating shaft 655, and the corresponding second mounting seat 653 is provided with a shaft hole matched with the second rotating shaft 655. The feeding device further comprises a fourth driving mechanism 656, wherein the power output end of the fourth driving mechanism 656 is connected to the second mounting plate 657 and can drive the second base 65 to rotate by taking the second rotating shaft 655 as an axis, and the second toggle member 62 installed on the second base 65 can synchronously rotate along with the second base 65 and extend into the feeding channel 50. Specifically, the fourth drive mechanism 656 may employ a drive motor or an air cylinder.
In this embodiment, the receiving device of the paper bag packaging machine includes a sealing mechanism 3 and a receiving mechanism 4. Wherein, the sealing mechanism 3 is arranged between the packaging position 2a and the receiving position 2b, the power output end of the sealing mechanism is provided with a pressing plate 31 for pressing the bag mouth part of the paper bag so as to bend the whole paper bag to form a folded edge 101, the receiving mechanism 4 is arranged on the frame 1, the power output end of the sealing mechanism is provided with a tray 40 for conveying the folded paper bag onto the receiving position 2b, and the tray 40 is arranged below the workbench 2 and can move back and forth between the packaging position 2a and the receiving position 2 b.
There are various forms of realizing the folding and sealing of the paper bag mouth, in this embodiment, the above-mentioned pressing plate 31 is disposed above the table 2, and a gap 30 for accommodating the open end of the paper bag is formed between the pressing plate 31 and the table 2. Specifically, a notch 20 matched with the pressing plate 31 is formed in the position of the workbench 2 corresponding to the pressing plate 31, the sealing mechanism 3 further comprises a first driving mechanism 32, and a power output end of the first driving mechanism 32 is in driving connection with the pressing plate 31 to drive the pressing plate 31 to move up and down relative to the workbench 2 so as to correspondingly extend into or out of the notch 20, and in a state that the pressing plate 31 extends into the notch 20, the folded edges of the paper bags are stacked up and down with the paper bags. Further, a suspension 33 is provided above the table 2, and the first driving mechanism 32 is mounted on the suspension 33 with its output shaft extending downward. The first driving mechanism 32 may be a driving motor or a cylinder.
Since the opening of the paper bag is opposite to the outlet of the guide channel 70 and is engaged with the outlet of the guide channel during packaging, the blocking member 72 and other components will affect the movement of the pressing plate 31 during the sealing operation, so, referring to fig. 7, 8 and 9, a pushing assembly 84 is further provided on the table 2, specifically including a pushing plate 841 and a fifth driving mechanism 842, where the pushing plate 841 can slide on the table under the driving of the corresponding fifth driving mechanism 842, so as to push the packaged paper bag downstream a small distance to move into the gap 30 formed between the pressing plate 31 and the table 2, and make the portion of the paper bag to be bent opposite to the notch 20, that is, just below the pressing plate 31. The fifth driving mechanism 842 may specifically employ a driving motor or an air cylinder.
In order to further ensure that the pallet can slide between the packing station 2a and the receiving station 2b in the present embodiment, the receiving mechanism 4 has a sliding assembly 41 for driving the pallet 40 to slide between the packing station 2a and the receiving station 2b, the sliding assembly 41 includes a guide rail 411 and a slide seat 412, the guide rail 411 is provided on the frame 1 and extends in the feeding direction, the slide seat 412 is slidably restrained on the guide rail 411, and the pallet 40 is mounted on the slide seat 412 and can slide synchronously with the slide seat 412. Specifically, the sliding assembly 41 further includes a second driving mechanism 42, where the second driving mechanism 42 is disposed on the guide rail 411, and the power output end is in driving connection with the slide 412. The second driving mechanism 42 may specifically be a driving motor or an air cylinder.
In addition, when the tray lifts, the tray moves up and down to contact with the paper bag, so the collecting mechanism 4 further includes a lifting assembly 43 for driving the tray 40 to move up and down relative to the table 2, the lifting assembly 43 includes a lifting plate 431 and a third driving mechanism 432, the third driving mechanism 432 is disposed on the sliding seat 412, and the power output end is in driving connection with the lifting plate 431, so as to drive the lifting plate 431 to move up and down relative to the table 2, and the tray 40 is mounted on the lifting plate 431 and can move up and down synchronously with the lifting plate 431. The third driving mechanism 432 may be a driving motor or a cylinder.
In this embodiment, the sliding seat 412 extends upward to form a supporting plate 413 on at least one side of the moving direction of the sliding seat 412, a connecting sleeve 414 is disposed at the top of the supporting plate 413, a guiding post 433 matching with the connecting sleeve 414 is disposed at the bottom of the lifting plate 431, and the lifting plate 431 is matched with the guiding post 433 in a sliding manner through the connecting sleeve 414 so as to drive the tray 40 to move up and down relative to the workbench 2.
In order to ensure that the paper bag can move stably when lifted, the two trays 40 are correspondingly supported at two ends of the folded paper bag, the two trays 40 are arranged at intervals in the direction perpendicular to the feeding direction, and the workbench 2 is provided with an avoidance port 200 for the corresponding tray 40 to pass through and slide in.
In addition, the material receiving position 2b has at least two partition boards 21 which are arranged on the workbench 2 and are arranged at intervals along the feeding direction, the extending direction of each partition board 21 is perpendicular to the feeding direction, and a storage groove 2c for containing the packaged bag body is formed between two adjacent partition boards 21.
The paper bag packaging machine has the following working process:
1. The suction cup 81 moves upwards under the drive of the first driver 83, the suction cup 81 is connected with an external negative pressure source and generates negative pressure to suck the paper bag at the material opening of the storage bin 11, then the first driver 83 drives the suction cup 81 to drive the paper bag to move downwards to the position of the outlet 7b of the guide channel 70, and in the downward moving process, the extending edge 103 of the paper bag opening touches the blocking piece 72 to be in the half-open state;
2. The cover to be packaged is conveyed into the feeding channel 50 from the previous process and is stacked in the feeding channel 50 along the extending direction of the feeding channel 50, after being stacked to a certain amount, the first stirring piece 61 stretches into the feeding channel 50 and pushes the whole stack of cover to the position of the downstream section of the feeding channel 50, then the first stirring piece 61 moves out, and as the cover is pushed away from the upstream section of the feeding channel 50, the space for the second stirring piece 62 (namely, the stirring rod) to stretch in is exposed, at the moment, the second stirring piece 62 stretches into the feeding channel 50, and the whole stack of cover is pushed to the downstream of the feeding channel 50 and enters the guiding channel 70; since the spacing between the first ends of the two guide tabs 71 is not less than the spacing between the second ends, the entire stack of sheets entering the guide channel 70 will strike the inner wall of the guide channel 70, on the one hand, the two guide tabs 71 will move slightly forward to allow the second ends of the smaller spacing to extend into the half-open pocket (the spacing between the second ends of the two guide tabs is close, which corresponds to forming a relatively sharp head at the second end of the entire guide assembly), on the other hand, as the entire stack of sheets moves progressively, the second ends of the two guide tabs 71 extending into the pocket move progressively away from each other to open the pocket, then with continued pushing of the second toggle member 62, all of the sheets enter the pocket space, then the fifth drive mechanism 842 in the push assembly 84 drives the push plate 841 to push the packaged paper bag downstream a small distance into the gap 30 formed between the platen 31 and the table 2, and to allow the portion of the paper bag that is to be folded to lie just below the above-described gap 20;
3. The pressing plate 31 moves downwards under the drive of the first driving mechanism 32 and presses the area of the paper bag adjacent to the opening, so that the front part of the whole paper bag is bent downwards to form a folded edge 101, closing is completed, then the second driving mechanism 42 drives the tray 40 to move to the lower part of the paper bag after packaging, the third driving mechanism 432 drives the tray 40 to move upwards, lifting of the paper bag is completed, and then the second driving mechanism 42 drives the tray 40 to move to the corresponding position and places the paper bag at the receiving position 2 b.
Claims (12)
1.A paper bag packaging machine comprising:
a frame (1) having a table (2), the table (2) having a packaging location (2 a) for packaging the stack into a paper bag;
the feeding device is arranged at the upstream of the packaging position (2 a) and is provided with a feeding channel (50) for conveying the whole stack of covers to the packaging position (2 a);
The storage bin (11) is used for placing stacked paper bags and is arranged above the packaging position (2 a), and a material opening for taking out the paper bags is formed in the bottom of the storage bin (11);
It is characterized in that the method also comprises the following steps:
The sucking disc assembly (8) is arranged below the material opening, and the power output end of the sucking disc assembly is provided with a sucking disc (81) which moves up and down relative to the workbench (2) to take out the paper bag at the material opening and move the paper bag to the packaging position;
a blocking member (72) provided on the table (2) and at least partially located on the moving path of the paper bag, the blocking member (72) abutting against the extending edge of the upper edge of the paper bag to separate the upper and lower edges of the bag opening from each other in a state where the paper bag is moved downward to be in the packaging position, and
The guide assembly (7) is provided with two guide sheets (71) which extend along the feeding direction of the whole stacked body and are oppositely arranged at two sides of the outlet end of the feeding channel (50), a guide channel (70) for the cover body to pass through is formed between the two guide sheets (71), an inlet (7 a) of the guide channel (70) is formed between the first ends of the two guide sheets (71), an outlet (7 b) of the guide channel (70) is formed between the second ends, and in the state that the cover body to be packaged is positioned in the guide channel (70), the two guide sheets (71) are respectively acted on two side edges of the bag mouth so as to enable the two side edges of the bag mouth to be far away from each other and be in an open state, and the guide channel (70) is communicated with the inside of the paper bag.
2. The paper bag packing machine according to claim 1, wherein the guide assembly (7) further comprises a supporting seat (76), the two guide sheets (71) are rotatably mounted on the supporting seat (76) at positions adjacent to the middle part, the rotation axes of the two guide sheets extend vertically, and in a natural state, the distance between the first ends of the two guide sheets (71) is not smaller than the distance between the second ends, so that the opening degree of the inlet (7 a) is not smaller than the opening degree of the outlet (7 b).
3. A paper bag packing machine according to claim 2, characterized in that the guide assembly (7) further comprises an elastic member (77), said elastic member (77) acting on at least one guide piece (71) and causing the second ends of both guide pieces (71) to always have a tendency to approach each other.
4. A paper bag packing machine according to claim 3, wherein the longitudinal sections of both the guide pieces (71) are in an arc-shaped structure with both upper and lower ends curved toward the guide passage (70).
5. The paper bag packing machine according to claim 4, wherein the guide assembly (7) further comprises a cover plate (73), the cover plate (73) covers the tops of the two guide pieces (71), and the lower surface of the cover plate (73) forms the top wall of the guide channel (70).
6. The paper bag packing machine according to claim 5, wherein the cover plate (73) is connected to the frame (1) through a supporting frame (74), and a side plate (75) extending along the feeding direction of the whole stacked body is further arranged on the supporting frame (74), the side plate (75) is at least partially located above the cover plate (73), and the blocking piece (72) is connected to the side plate (75) and the extending direction of the blocking piece is consistent with that of the side plate (75).
7. The paper bag packaging machine according to claim 1, wherein the sucker assembly (8) comprises a base plate (82) and at least two suckers (81) vertically penetrating through the base plate (82) and arranged at intervals, the frame (1) is further provided with a first driver (83), the first driver (83) is arranged below the workbench (2) and the power output end is in driving connection with the base plate (82), and the base plate (82) and the suckers (81) are driven to move upwards synchronously relative to the workbench (2) to be close to the material opening so as to take out paper bags at the material opening.
8. The paper bag packaging machine according to claim 1, wherein the feeding device comprises a feeding seat (5) and a toggle mechanism (60), the feeding seat (5) is arranged on the workbench (2) and is provided with an upward-opening feeding channel (50), a feeding port (5 a) is arranged at the feeding end of the feeding channel (50), a discharging port (5 b) for outputting a cover body is arranged at the discharging end, the discharging port (5 b) is communicated with an inlet (7 a) of the guide channel (70), a toggle assembly used for pushing the whole cover body in the feeding channel (50) into the guide channel (70) is arranged at the power output end of the toggle mechanism (60), and the toggle assembly is at least partially positioned above the feeding channel (50) and can move back and forth along the feeding channel (50) in a state of being downwards moved into the feeding channel (50).
9. The paper bag packaging machine according to claim 1, characterized in that the workbench (2) is further provided with a receiving position (2 b) at a position downstream of the packaging position (2 a), and further comprises a receiving device for receiving the packaged paper bags and transferring the paper bags to the receiving position (2 b), wherein the receiving device comprises a sealing mechanism (3) and a receiving mechanism (4), and the receiving device comprises:
The sealing mechanism (3) is arranged between the packaging position (2 a) and the receiving position (2 b), and the power output end of the sealing mechanism is provided with a pressing plate (31) for pressing the bag mouth part of the paper bag so as to bend the whole paper bag to form a folded edge;
The receiving mechanism (4) is arranged on the frame (1), the power output end of the receiving mechanism is provided with a tray (40) used for conveying the folded paper bags to the receiving position (2 b), and the tray (40) is arranged below the workbench (2) and can move back and forth between the packaging position (2 a) and the receiving position (2 b).
10. The paper bag packing machine according to claim 9, wherein the pressing plate (31) is arranged above the workbench (2), a gap (30) for accommodating the open end of the paper bag is formed between the pressing plate (31) and the workbench (2), a notch (20) matched with the pressing plate (31) is formed in the position corresponding to the pressing plate (31) on the workbench (2), the sealing mechanism (3) further comprises a first driving mechanism (32), the output end of the first driving mechanism (32) is in driving connection with the pressing plate (31) to drive the pressing plate (31) to move up and down relative to the workbench (2) so as to correspondingly extend into or out of the notch (20), and the folded edges of the paper bag are stacked up and down with the paper bag body in the state that the pressing plate (31) extends into the notch (20).
11. The paper bag packing machine according to claim 10, wherein the material receiving mechanism (4) is provided with a sliding component (41) for driving the tray (40) to slide between the packing position (2 a) and the material receiving position (2 b), the sliding component (41) comprises a guide rail (411), a sliding seat (412) and a second driving mechanism (42), the guide rail (411) is arranged on the frame (1) and extends along the feeding direction, the sliding seat (412) is slidingly restrained on the guide rail (411), the tray (40) is arranged on the sliding seat (412) and can synchronously slide along with the sliding seat (412), the second driving mechanism (42) is arranged on the guide rail (411), and the output end of the tray is in driving connection with the sliding seat (412).
12. The paper bag packaging machine according to claim 11, wherein the material receiving mechanism (4) further comprises a lifting assembly (43) for driving the tray (40) to move up and down relative to the workbench (2), the lifting assembly (43) comprises a lifting plate (431) and a third driving mechanism (432), the third driving mechanism (432) is arranged on the sliding seat (412), the power output end of the third driving mechanism (432) is in driving connection with the lifting plate (431) so as to drive the lifting plate (431) to move up and down relative to the workbench (2), and the tray (40) is arranged on the lifting plate (431) and can move up and down synchronously with the lifting plate (431).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011593099.2A CN112660496B (en) | 2020-12-29 | 2020-12-29 | A paper bag packaging machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011593099.2A CN112660496B (en) | 2020-12-29 | 2020-12-29 | A paper bag packaging machine |
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| CN112660496A CN112660496A (en) | 2021-04-16 |
| CN112660496B true CN112660496B (en) | 2025-01-17 |
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| CN114655514B (en) * | 2022-03-28 | 2023-09-08 | 深圳市雄帝科技股份有限公司 | Automatic packaging equipment for paperwork |
| CN114955092B (en) * | 2022-06-02 | 2024-03-12 | 奥美医疗用品股份有限公司 | Packaging bag loading device and method in automatic gauze sheet packaging machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN214649369U (en) * | 2020-12-29 | 2021-11-09 | 宁波埃特世智能设备有限公司 | Paper bag packaging machine |
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| JP3773420B2 (en) * | 2001-05-08 | 2006-05-10 | 昭和パックス株式会社 | Bag mouth automatic sealing device |
| CN105365266B (en) * | 2015-12-11 | 2018-03-20 | 广州超音速自动化科技股份有限公司 | Paper bag reinforcement edge-bonding machine |
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