CN212021806U - Square bottom bag making machine - Google Patents
Square bottom bag making machine Download PDFInfo
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- CN212021806U CN212021806U CN201922291364.0U CN201922291364U CN212021806U CN 212021806 U CN212021806 U CN 212021806U CN 201922291364 U CN201922291364 U CN 201922291364U CN 212021806 U CN212021806 U CN 212021806U
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Abstract
The utility model discloses a square bottom bag making machine, which is used for processing a plane bag into a square bottom bag and comprises a frame, a bag opening device and a sealing and cutting device; the bag opening device is connected to the rack in a sliding mode and provided with a bag opening station and a sealing and cutting station in the sliding process, the bag opening device is used for opening a planar bag to form a bag bottom and two bottom angles, and when the bag opening device moves to the sealing and cutting station, the bag opening device drives the bottom angles on the opened planar bag to move to a sealing gap corresponding to the bottom angles in the sealing and cutting device; the sealing and cutting device is provided with sealing gaps which correspond to the bottom corners one by one, and the sealing and cutting device is used for clamping the connecting edge parts of the bottom corners in the sealing gaps, cutting off the connecting edge parts and carrying out heat sealing. The utility model discloses simple structure, the cost is low, and easy operation can simplify the production technology of square end bag, reduces the manufacturing cost of square end bag, improves the output of square end bag.
Description
Technical Field
The utility model relates to a square-bottom bag making machine.
Background
At present, the square-bottom bag has a bottom surface, so that the square-bottom bag can package more materials, and is very convenient to package three-dimensional goods or square products, so that the square-bottom bag is widely applied by people. However, the conventional square bottom bag making machine for producing the square bottom bags has the disadvantages of large volume, large occupied space, complex structure and high manufacturing cost, and the conventional square bottom bag making machine has a complex process for producing the square bottom bags, so that the production cost of the square bottom bags is increased, and the yield is severely limited.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a square-bottom bag system bag machine, its simple structure, the cost is low, and easy operation can simplify the production technology of square-bottom bag, reduces the manufacturing cost of square-bottom bag, improves the output of square-bottom bag.
In order to solve the technical problem, the technical scheme of the utility model is that: a square bottom bag making machine is used for processing a plane bag into a square bottom bag and comprises a frame, a bag opening device and a sealing and cutting device; wherein the content of the first and second substances,
the bag opening device is connected to the rack in a sliding mode and provided with a bag opening station and a sealing and cutting station in the sliding process, when the bag opening device is located at the bag opening station, the bag opening device is used for sleeving the planar bag and acting to open the planar bag sleeved on the bag opening device to form a bag bottom and two bottom corners, and the edge part of the bottom corner connected with the bag bottom is a connecting edge part; when the bag opening device moves to the sealing and cutting station, the bag opening device drives the bottom corners on the opened planar bags to move to the sealing gaps in the sealing and cutting device corresponding to the bottom corners;
the sealing and cutting device is arranged on the rack and is provided with sealing gaps which correspond to the bottom corners one by one, and the sealing and cutting device is used for acting to at least clamp the connecting edge part of the bottom corner in the sealing gap, and cutting off the connecting edge part and performing heat sealing.
Further provides a specific scheme of the bag opening device, the plane bag comprises a front bag surface and a rear bag surface, and the bag opening device comprises a sliding seat, a first bag opening part, a second bag opening part and a bag opening driving mechanism; wherein the content of the first and second substances,
the sliding seat is connected to the rack in a sliding manner;
the lower end part of the first bag supporting part and the lower end part of the second bag supporting part are both rotatably connected to the sliding seat;
the plane bag is used for being sleeved on the upper end part of the first bag supporting component and the upper end part of the second bag supporting component so that the front bag surface is abutted against the first bag supporting component, and the rear bag surface is abutted against the second bag supporting component;
the bag opening driving mechanism is arranged on the sliding seat and is connected with the first bag opening component and the second bag opening component, so that the bag opening driving mechanism drives the first bag opening component and the second bag opening component to rotate, and then the upper end portion of the first bag opening component and the upper end portion of the second bag opening component move back to open the front bag face and the rear bag face.
Further provides a concrete scheme of the bag opening driving mechanism, and the bag opening driving mechanism comprises:
the cylinder body of the bag opening cylinder is connected to the sliding seat;
the driving seat is connected to a piston rod of the bag opening cylinder;
at least one first driving rod, wherein one end part of the first driving rod is hinged on the driving seat, and the other end part of the first driving rod is hinged on the upper end part of the first bag opening component;
and one end part of the second driving rod is hinged on the driving seat, and the other end part of the second driving rod is hinged on the upper end part of the second bag opening component, so that the bag opening cylinder drives the driving seat to lift, and further drives the upper end part of the first bag opening component and the upper end part of the second bag opening component to move back to back or in opposite directions.
Furthermore, the number of the first driving rods and the number of the second driving rods are two, the first bag supporting part comprises first supporting rod parts which are in one-to-one correspondence with the first driving rods, and the second bag supporting part comprises second supporting rod parts which are in one-to-one correspondence with the second driving rods; wherein the content of the first and second substances,
the lower end part of the first strut part and the lower end part of the second strut part are rotatably connected to the sliding seat;
one end of the first driving rod is hinged to the driving seat, and the other end of the first driving rod is hinged to the upper end of the corresponding first supporting rod;
one end of the second driving rod is hinged to the driving seat, and the other end of the second driving rod is hinged to the upper end of the corresponding second supporting rod.
Further, in order to drive the sliding seat to slide on the rack, a handle is arranged on the sliding seat.
Furthermore, at least two guide rails are arranged on the frame;
the sliding seat is provided with pulley blocks which correspond to the guide rails one by one;
the pulley block comprises at least two pulleys which are connected on the corresponding guide rails in a sliding manner.
Further in order to improve the production efficiency of the square-bottom bag, two bag opening devices are arranged and share one sealing and cutting station.
Further provides a specific scheme of the sealing and cutting device, the sealing and cutting device comprises sealing and cutting mechanisms which correspond to the bottom corners one by one, and each sealing and cutting mechanism comprises a fixed seat, a movable seat, a driving cylinder, a melting wire and a heat-sealing wire; wherein the content of the first and second substances,
the fixed seat is connected to the rack;
the movable seat is connected to the rack in a sliding manner, and the sealing gap is formed between the fixed seat and the sliding seat;
the fuse cutting wire is connected to any one of the fixed seat and the movable seat and is positioned in the sealing gap;
the heat-sealing wire is connected to any one of the fixed seat and the movable seat and is positioned in the sealing gap;
in the connecting line direction of the two bottom corners, the heat seal wire is closer to the bag bottom than the melt wire;
the cylinder body of the driving cylinder is connected to the rack, and the piston rod of the driving cylinder is connected with the movable seat, so that the driving cylinder drives the movable seat to move towards the fixed seat and presses the connecting edge part of the bottom corner on the melting wire and the heat sealing wire, the melting wire fuses the connecting edge part, and the heat sealing wire seals the connecting edge part in a heat sealing mode.
Further, the square bottom bag making machine also comprises a travel switch and a control circuit board; wherein the content of the first and second substances,
the travel switch is arranged on the rack and is used for abutting against the bag opening device which moves to the sealing and cutting station so as to be triggered;
the input end of the control circuit board is connected with the travel switch, and the control circuit board is in control connection with the driving cylinder, the melting wire and the heat sealing wire, so that when the travel switch is triggered, the control circuit board controls the melting wire and the heat sealing wire to be electrified and controls the driving cylinder to act.
Further, the melting wire is an electric heating wire with a circular cross section, and the heat sealing wire is an electric heating wire with a flat structure.
After the technical scheme is adopted, the planar bag is sleeved at the upper end part of the first bag supporting part and the upper end part of the second bag supporting part, so that the front bag surface is abutted against the first bag supporting part, and the rear bag surface is abutted against the second bag supporting part; then the bag opening driving mechanism drives the upper end part of the first bag opening part and the upper end part of the second bag opening part to move back to open the front bag surface and the rear bag surface so as to form the bag bottom and two bottom angles; then pushing the bag opening device to slide to the sealing and cutting station so as to enable the bottom corners to move to the corresponding sealing gaps; and then the driving cylinder drives the movable seat to press the connecting edge part of the bottom corner on the melt cutting wire and the heat sealing wire, so that the melt cutting wire fuses the connecting edge part, and the heat sealing wire heat-seals the connecting edge part. Whole operation is very simple, has simplified the production technology of square-bottom bag, and then has reduced the manufacturing cost of square-bottom bag, has improved the output of square-bottom bag, moreover the utility model discloses a square-bottom bag system bag machine is small, and occupation space is little, simple structure, and the cost is low. In addition, prop the bagging apparatus and be equipped with two, when one of them props the bagging apparatus and be located when the involution excision station, can prop the bagging apparatus at another and go up the cover the plane bag, two prop bagging apparatus cooperation work and further improved the production efficiency of square-bottom bag.
Drawings
FIG. 1 is a schematic structural view of a square bottom bag making machine of the present invention;
fig. 2 is a schematic structural view of the bag opening device of the present invention;
fig. 3 is a schematic structural view of the sealing and cutting device of the present invention;
fig. 4 is a schematic structural view of the flat bag of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1 to 4, a square-bottom bag making machine for processing a flat bag 1 into a square-bottom bag comprises a frame 2, a bag opening device 100 and a sealing and cutting device 200; wherein the content of the first and second substances,
the bag opening device 100 is connected to the frame 2 in a sliding manner, and has a bag opening station and a sealing and cutting station in the sliding process, when the bag opening device 100 is located at the bag opening station, the bag opening device 100 is used for sleeving the planar bag 1 and acting to open the planar bag 1 sleeved on the bag opening device 100 to form a bag bottom 3 and two bottom corners 4, and the edge part of the bottom corner 4 connected with the bag bottom 3 is a connecting edge part 5; when the bag opening device 100 moves to the sealing and cutting station, the bag opening device 100 drives the bottom corner 4 of the opened planar bag 1 to move to the sealing gap 6 corresponding to the bottom corner 4 in the sealing and cutting device 200;
the sealing and cutting device 200 is arranged on the frame 2 and provided with sealing gaps 6 corresponding to the bottom corners 4 one by one, the sealing and cutting device 200 is used for acting to at least clamp the connecting edge part 5 of the bottom corner 4 in the sealing gap 6, and cutting and heat-sealing the connecting edge part 5, and the bottom corner 4 is cut after the connecting edge part 5 is cut.
As shown in fig. 1, 2 and 4, the planar bag 1 comprises a front bag surface 7 and a rear bag surface 8, and the bag opening device 100 is, for example and without limitation, a structure comprising a sliding seat 9, a first bag opening member 10, a second bag opening member 11 and a bag opening driving mechanism; wherein the content of the first and second substances,
the sliding seat 9 is connected to the frame 2 in a sliding manner;
the lower end of the first bag supporting part 10 and the lower end of the second bag supporting part 11 are both rotatably connected to the sliding seat 9;
the planar bag 1 is used for being sleeved on the upper end part of the first bag supporting component 10 and the upper end part of the second bag supporting component 11, so that the front bag face 7 is abutted against the first bag supporting component 10, and the rear bag face 8 is abutted against the second bag supporting component 11;
prop a bag actuating mechanism locate on the sliding seat 9 and with first prop a bag part 10 with the second props a bag part 11 and all links to each other, so that prop a bag actuating mechanism drive first prop a bag part 10 with the second props a bag part 11 and rotates, and then makes the upper end of first propping a bag part 10 with the upper end dorsad motion of second propping a bag part 11 is in order to prop open preceding bag face 7 and back bag face 8, and then forms bag end 3 and two base angles 4.
As shown in fig. 1, 2 and 4, the bag opening driving mechanism includes, for example but not limited to, the following structures:
the cylinder body of the bag opening cylinder 12 is connected to the sliding seat 9;
the driving seat 13 is connected to the piston rod of the bag opening cylinder 12;
at least one first driving rod 14, one end of the first driving rod 14 is hinged on the driving seat 13, and the other end of the first driving rod 14 is hinged on the upper end of the first bag opening component 10;
at least one second driving rod 15, one end of the second driving rod 15 is hinged to the driving seat 13, and the other end of the second driving rod 15 is hinged to the upper end of the second bag supporting component 11, so that the bag supporting cylinder 12 drives the driving seat 13 to ascend and descend, and further drives the upper end of the first bag supporting component 10 and the upper end of the second bag supporting component 11 to move back to back or in opposite directions. Specifically, when the upper end of the first bag supporting component 10 and the upper end of the second bag supporting component 11 move back to the opened state, the front bag surface 7 and the rear bag surface 8 of the planar bag 1 are opened to form the bag bottom 3 and the two bottom corners 4, and when the upper end of the first bag supporting component 10 and the upper end of the second bag supporting component 11 move to the closed state, the planar bag 1 is favorably sleeved on the first bag supporting component 10 and the second bag supporting component 11, so that the first bag supporting component 10 and the second bag supporting component 11 are inserted into the planar bag 1. In this embodiment, the sliding seat 9 may include an upper seat body 27 and a lower seat body, the upper seat body 27 is connected to the lower seat body through two connecting rods 28, the first bag supporting component 10 and the second bag supporting component 11 are both rotatably connected to the lower seat body, and the cylinder of the bag supporting cylinder 12 is connected to the upper seat body 27.
As shown in fig. 1, 2 and 4, two driving rods 14 and two driving rods 15 may be provided, the first bag-supporting member 10 includes first supporting rods 16 corresponding to the driving rods 14 one by one, and the second bag-supporting member 11 includes second supporting rods 17 corresponding to the driving rods 15 one by one; wherein the content of the first and second substances,
the lower end of the first strut part 16 and the lower end of the second strut part 17 are both rotatably connected to the sliding seat 9;
one end of the first driving rod 14 is hinged to the driving seat 13, and the other end of the first driving rod 14 is hinged to the upper end of the corresponding first strut part 16;
one end of the second driving rod 15 is hinged to the driving seat 13, and the other end of the second driving rod 15 is hinged to the upper end of the corresponding second strut 17; specifically, the two first strut parts 16 can be connected through the first cross bar part 29, the two second strut parts 17 can be connected through the second cross bar part 30, and the flat bag 1 is used for being sleeved on the upper end parts of the two first strut parts 16 and the upper end parts of the two second strut parts 17.
As shown in fig. 1 and 2, a handle 18 may be disposed on the sliding seat 9, so that the handle 18 drives the sliding seat 9 to slide on the frame 2.
As shown in fig. 1 and 2, at least two guide rails 19 may be disposed on the frame 2;
the sliding seat 9 is provided with pulley blocks which correspond to the guide rails 19 one by one;
the pulley block comprises at least two pulleys 20 which are slidably connected to corresponding guide rails 19, so that the sliding seat 9 is slidably connected to the frame 2; specifically, the number of the guide rails 19 is two, and each pulley block comprises two pulleys 20.
As shown in fig. 1, in this embodiment, two bag opening devices 100 may be provided, two bag opening devices 100 share one sealing and cutting station, when one bag opening device 100 is located at the sealing and cutting station, the other bag opening device 100 may be sleeved with the planar bag 1, and the two bag opening devices 100 cooperate to further improve the production efficiency of the square-bottom bag.
As shown in fig. 1 and 3, the sealing and cutting device 200 may include a sealing and cutting mechanism corresponding to the bottom corners 4, such as, but not limited to, a fixed seat 21, a movable seat 22, a driving cylinder 23, a melt-cutting wire 24, and a heat-sealing wire 25; wherein the content of the first and second substances,
the fixed seat 21 is connected to the frame 2;
the movable seat 22 is slidably connected to the frame 2, and the sealing gap 6 is formed between the fixed seat 21 and the sliding seat 9;
the melting wire 24 is connected to any one of the fixed seat 21 and the movable seat 22 and is positioned in the sealing gap 6;
the heat sealing wire 25 is connected to any one of the fixed seat 21 and the movable seat 22 and is positioned in the sealing gap 6;
in the direction of the line connecting the two bottom corners 4, the heat seal thread 25 is closer to the bag bottom 3 than the melt thread 24;
the cylinder body of the driving air cylinder 23 is connected to the frame 2, and the piston rod of the driving air cylinder 23 is connected to the movable seat 22, so that the driving air cylinder 23 drives the movable seat 22 to move towards the fixed seat 21 and presses the connecting edge part 5 of the bottom corner 4 on the melting wire 24 and the heat-sealing wire 25, so that the melting wire 24 melts the connecting edge part 5, the heat-sealing wire 25 heat-seals the connecting edge part 5, and the bottom corner 4 is cut off; in this embodiment, the melting wire 24 and the heat sealing wire 25 are both connected to the fixed seat 21, and the lower end of the movable seat 22 is provided with heat-resistant rubber.
As shown in fig. 1 to 3, the square-bottom bag making machine may further include a travel switch 26 and a control circuit board; wherein the content of the first and second substances,
the travel switch 26 is arranged on the frame 2 and used for abutting against the bag opening device 100 which moves to the sealing and cutting station so as to be triggered;
the input end of the control circuit board is connected with the travel switch 26, and the control circuit board is in control connection with the driving cylinder 23, the melt cutting wire 24 and the heat sealing wire 25, so that when the travel switch 26 is triggered, the control circuit board controls the melt cutting wire 24 and the heat sealing wire 25 to be electrified and controls the driving cylinder 23 to act; specifically, the sliding seat 9 is provided with an abutting block 31 for abutting against the travel switch 26 to trigger the travel switch 26, and the two bag supporting devices 100 share one travel switch 26.
In this embodiment, the melting wire 24 may be a heating wire having a circular cross-sectional shape, and the heat sealing wire 25 may be a heating wire having a flat structure.
The working principle of the utility model is as follows:
sleeving the flat bag 1 on the upper end part of the first bag supporting part 10 and the upper end part of the second bag supporting part 11, so that the front bag surface 7 abuts against the first bag supporting part 10, and the rear bag surface 8 abuts against the second bag supporting part 11; then the bag opening driving mechanism drives the upper end part of the first bag opening part 10 and the upper end part of the second bag opening part 11 to move back to open the front bag surface 7 and the rear bag surface 8, so that the bag bottom 3 and two bottom corners 4 are formed; then the bag opening device 100 is pushed to slide to the sealing and cutting station, so that the bottom corner 4 moves to the corresponding sealing gap 6; then, the driving cylinder 23 drives the movable seat 22 to press the connecting side portion 5 of the base corner 4 against the fuse wire 24 and the heat-seal wire 25, so that the fuse wire 24 fuses the connecting side portion 5, and the heat-seal wire 25 heat-seals the connecting side portion 5. Whole operation is very simple, has simplified the production technology of square-bottom bag, and then has reduced the manufacturing cost of square-bottom bag, has improved the output of square-bottom bag, moreover the utility model discloses a square-bottom bag system bag machine is small, and occupation space is little, simple structure, and the cost is low. In addition, the bag opening devices 100 are provided with two bags, when one bag opening device 100 is positioned at the sealing and cutting station, the other bag opening device 100 can be sleeved with the plane bag 1, and the two bag opening devices 100 work in a matched mode, so that the production efficiency of the square-bottom bag is further improved.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. A square bottom bag making machine is used for processing a plane bag (1) into a square bottom bag and is characterized by comprising a frame (2), a bag opening device (100) and a sealing and cutting device (200); wherein the content of the first and second substances,
the bag opening device (100) is connected to the rack (2) in a sliding mode and provided with a bag opening station and a sealing and cutting station in the sliding process, when the bag opening device (100) is located at the bag opening station, the bag opening device (100) is used for sleeving the planar bag (1) and acting to open the planar bag (1) sleeved on the bag opening device (100) to form a bag bottom (3) and two bottom corners (4), and the edge part of each bottom corner (4) connected with the bag bottom (3) is a connecting edge part (5); when the bag opening device (100) moves to the sealing and cutting station, the bag opening device (100) drives the bottom corner (4) on the opened planar bag (1) to move to the sealing gap (6) corresponding to the bottom corner (4) in the sealing and cutting device (200);
the sealing and cutting device (200) is arranged on the rack (2) and is provided with sealing gaps (6) corresponding to the bottom corners (4) one by one, and the sealing and cutting device (200) is used for acting to at least clamp the connecting edge parts (5) of the bottom corners (4) in the sealing gaps (6) and cutting and heat-sealing the connecting edge parts (5).
2. The square-bottom bag making machine according to claim 1, wherein the flat bag (1) comprises a front bag face (7) and a rear bag face (8), and the bag opening device (100) comprises a sliding seat (9), a first bag opening part (10), a second bag opening part (11) and a bag opening driving mechanism; wherein the content of the first and second substances,
the sliding seat (9) is connected to the rack (2) in a sliding manner;
the lower end part of the first bag supporting part (10) and the lower end part of the second bag supporting part (11) are rotatably connected to the sliding seat (9);
the planar bag (1) is used for being sleeved on the upper end part of the first bag supporting component (10) and the upper end part of the second bag supporting component (11) so that the front bag surface (7) is abutted against the first bag supporting component (10), and the rear bag surface (8) is abutted against the second bag supporting component (11);
prop a bag actuating mechanism and locate slide block (9) go up and with first prop bag part (10) with the second props bag part (11) and all links to each other, so that prop a bag actuating mechanism drive first prop bag part (10) with the second props bag part (11) and rotates, and then makes the upper end of first propping bag part (10) with the upper end dorsad motion of second propping bag part (11) is in order to prop open preceding bag face (7) and back bag face (8).
3. The square-bottom bag making machine of claim 2, wherein the bag opening drive mechanism comprises:
the cylinder body of the bag opening cylinder (12) is connected to the sliding seat (9);
the driving seat (13) is connected to a piston rod of the bag opening cylinder (12);
at least one first driving rod (14), one end of the first driving rod (14) is hinged on the driving seat (13), and the other end of the first driving rod (14) is hinged on the upper end of the first bag opening component (10);
at least one second actuating lever (15), one end of second actuating lever (15) articulates drive on driving seat (13), another tip of second actuating lever (15) articulates the upper end of second props bag part (11), so that prop bag cylinder (12) drive seat (13) and go up and down, and then the drive the upper end of first propping bag part (10) with the upper end of second props bag part (11) motion dorsad or in opposite directions.
4. The square-bottom bag making machine according to claim 3, wherein there are two of the first driving levers (14) and the second driving levers (15), the first bag opening member (10) includes first opening levers (16) corresponding one-to-one to the first driving levers (14), and the second bag opening member (11) includes second opening levers (17) corresponding one-to-one to the second driving levers (15); wherein the content of the first and second substances,
the lower end part of the first strut part (16) and the lower end part of the second strut part (17) are rotatably connected to the sliding seat (9);
one end of the first driving rod (14) is hinged on the driving seat (13), and the other end of the first driving rod (14) is hinged on the upper end of the corresponding first supporting rod part (16);
one end of the second driving rod (15) is hinged to the driving seat (13), and the other end of the second driving rod (15) is hinged to the upper end of the corresponding second supporting rod portion (17).
5. The square-bottom bag making machine according to claim 2, wherein the slide base (9) is provided with a handle (18).
6. The square bottom bag machine of claim 2,
at least two guide rails (19) are arranged on the frame (2);
the sliding seat (9) is provided with pulley blocks which correspond to the guide rails (19) one by one;
the pulley block comprises at least two pulleys (20) which are connected on corresponding guide rails (19) in a sliding manner.
7. The square-bottom bag making machine according to claim 1, wherein there are two bag-opening devices (100), and two of the bag-opening devices (100) share one of the sealing and cutting stations.
8. The square-bottom bag making machine according to claim 2, wherein the sealing and cutting device (200) comprises a sealing and cutting mechanism corresponding to the bottom corners (4) one by one, and the sealing and cutting mechanism comprises a fixed seat (21), a movable seat (22), a driving cylinder (23), a melt-cutting wire (24) and a heat-sealing wire (25); wherein the content of the first and second substances,
the fixed seat (21) is connected to the rack (2);
the movable seat (22) is connected to the rack (2) in a sliding manner, and the sealing gap (6) is formed between the fixed seat (21) and the sliding seat (9);
the melting wire (24) is connected to any one of the fixed seat (21) and the movable seat (22) and is positioned in the sealing gap (6);
the heat sealing wire (25) is connected to any one of the fixed seat (21) and the movable seat (22) and is positioned in the sealing gap (6);
in the direction of the line connecting the two bottom corners (4), the heat-sealing thread (25) is closer to the bag bottom (3) than the melt thread (24);
the cylinder body of the driving cylinder (23) is connected to the rack (2), and the piston rod of the driving cylinder (23) is connected with the movable seat (22), so that the driving cylinder (23) drives the movable seat (22) to move towards the fixed seat (21) and presses the connecting edge part (5) of the bottom corner (4) on the melting wire (24) and the heat sealing wire (25), the melting wire (24) fuses the connecting edge part (5), and the heat sealing wire (25) seals the connecting edge part (5) in a heat sealing mode.
9. The square-bottom bag making machine according to claim 8, further comprising a travel switch (26) and a control circuit board; wherein the content of the first and second substances,
the travel switch (26) is arranged on the rack (2) and is used for abutting against the bag opening device (100) which moves to the sealing and cutting station so as to be triggered;
the input end of the control circuit board is connected with the travel switch (26), the control circuit board is in control connection with the driving cylinder (23), the fuse wire (24) and the heat seal wire (25), so that when the travel switch (26) is triggered, the control circuit board controls the fuse wire (24) and the heat seal wire (25) to be electrified and controls the driving cylinder (23) to act.
10. The square-bottom bag making machine according to claim 8, wherein the melt wire (24) is a heating wire having a circular cross-sectional shape, and the heat seal wire (25) is a heating wire having a flat structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922291364.0U CN212021806U (en) | 2019-12-18 | 2019-12-18 | Square bottom bag making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922291364.0U CN212021806U (en) | 2019-12-18 | 2019-12-18 | Square bottom bag making machine |
Publications (1)
| Publication Number | Publication Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112918803A (en) * | 2021-03-04 | 2021-06-08 | 旌德县万方日用品有限公司 | Bag sealing mechanism with waste recovery function and paper industry intelligent packaging equipment thereof |
| CN112918802A (en) * | 2021-03-04 | 2021-06-08 | 旌德县万方日用品有限公司 | Paper handkerchief packing is with bag sealing mechanism and paper industry intelligence equipment for packing thereof |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112918803A (en) * | 2021-03-04 | 2021-06-08 | 旌德县万方日用品有限公司 | Bag sealing mechanism with waste recovery function and paper industry intelligent packaging equipment thereof |
| CN112918802A (en) * | 2021-03-04 | 2021-06-08 | 旌德县万方日用品有限公司 | Paper handkerchief packing is with bag sealing mechanism and paper industry intelligence equipment for packing thereof |
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