Hand buckle pressing machine for connecting bag making machine

Abstract

The utility model relates to a hand buckle press-fit machine for a connecting line bag making machine, which comprises a punching station and a press-fit station, the punching station is provided with a punching mechanism, the press-fit station is provided with a press-fit mechanism, the press-fit mechanism comprises a press head, the press head is arranged in a lifting manner, the hand buckle press-fit machine further comprises a deviation rectifying station, and the deviation rectifying station is provided with a deviation rectifying mechanism. The punching station is located between the deviation rectifying station and the pressing station, the deviation rectifying station is provided with a deviation rectifying mechanism, the deviation rectifying mechanism comprises a conveying belt and a datum plate, the datum plate is provided with an alignment side line, the conveying direction of the conveying belt is inclined relative to the alignment side line, the conveying belt is provided with a conveying face, and the conveying face is provided with a deviation rectifying groove. Balls are arranged above the conveying face, the conveying belt conveys the bag body in an inclined mode, the bag body is made to be flush with the alignment side line of the datum plate in the conveying process, the balls press the bag body on the conveying face of the conveying belt, and it is guaranteed that the bag body is fully stressed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hand bag buckle press closing machine for on-line bag making machine. BACKGROUND

[0002] The bag feeding mode of the existing hand bag buckle press closing machine is to provide bags in a stock bin, and the bags are taken by a suction nozzle after being stacked, the bags are designed to be separated when being taken, and positioning is carried out after the bags are taken, and then punching and pressing are carried out, the hand bag buckle press closing machine is connected with the bag making machine, the separating step is omitted, and the bags are rectified during conveying. SUMMARY

[0003] In view of the technical problems in the background art, the utility model aims to provide a hand bag buckle press closing machine for on-line bag making machine, and the inclined conveying belt is designed to align the edges of the bags with the alignment edges of the reference plate during conveying.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: the hand bag buckle press closing machine for on-line bag making machine comprises a punching station and a pressing station, the punching station is provided with a punching mechanism, the pressing station is provided with a pressing mechanism, the pressing mechanism comprises a pressing head, the pressing head is arranged to be lifted, and further comprising a rectification station, the punching station is located between the rectification station and the pressing station, the rectification station is provided with a rectification mechanism, the rectification mechanism comprises a conveying belt and a reference plate, the reference plate has an alignment edge line, the conveying direction of the conveying belt is inclined relative to the alignment edge line, the conveying belt has a conveying surface, and a ball is arranged above the conveying surface.

[0005] In this scheme, the conveying belt conveys the bags in an inclined manner, so that the bags are aligned with the alignment edge line of the reference plate during conveying, the ball presses the bags on the conveying surface of the conveying belt, the bags are fully stressed, can roll in any direction, and will not be wrinkled, and the bags remain flat during conveying.

[0006] Preferably, a containing box is arranged above the conveying belt, an opening for the ball to be put in is arranged above the containing box, a limiting opening for the ball to be exposed is arranged below the containing box, the limiting opening corresponds to the ball one by one, and a containing cavity for the ball to roll is arranged in the containing box.

[0007] In this scheme, the opening is used for the ball to be put in, the limiting opening is used for the ball to be exposed, and the containing cavity is used for the ball to roll.

[0008] Preferably, the bag moving mechanism further comprises a bag moving mechanism, which comprises a bag moving nozzle and a moving frame, the moving frame is longitudinally reciprocatingly arranged, three groups of bag moving nozzles are arranged on the moving frame in intervals, and the three groups of bag moving nozzles correspond to the deviation correcting station, the punching station and the pressing station respectively, and the deviation correcting station, the punching station and the pressing station are all provided with a bag pressing member arranged in a lifting manner.

[0009] In this scheme, the bag pressing member is lowered to press the bag on the bag moving nozzle, so that the bag moving nozzle can reliably suck the bag.

[0010] Preferably, the deviation correcting mechanism further comprises a position reaching baffle, and the position reaching baffle is longitudinally movably arranged.

[0011] In this scheme, the position reaching baffle cooperates with the reference plate to position the bag.

[0012] Preferably, the pressing mechanism comprises a lifting frame and a guide column, the guide column is arranged in a lifting manner below the lifting frame, both sides of the lifting frame are provided with guide rails, the guide rails are slidingly matched with guide blocks, the guide blocks are arranged on a rack, the rack is provided with a driving motor, the driving motor is drivingly connected with a rotating disc, one end of a connecting rod is eccentrically hinged to the rotating disc, the other end of the connecting rod is hinged to the lifting frame, the lifting frame is connected with a pressing head through an elastic member, the pressing head is connected with guide columns at four corners, the guide columns are slidingly matched with guide sleeves, the guide sleeves are arranged on the lifting frame, and the guide columns are provided with limit blocks at top ends.

[0013] In this scheme, the driving motor drives the rotating disc to drive the lifting frame to move downward, the elastic member is compressed to continue the downward movement of the lifting frame, and the pressing force of the pressing head is sufficient.

[0014] Preferably, the pressing station is further provided with a bag pressing bottom member arranged in a lifting manner.

[0015] In this scheme, the bag pressing bottom member is lowered to press the bag bottom, so as to avoid the movement of the bag during pressing.

[0016] Preferably, the system further comprises a buckling station and a buckle feeding mechanism, the buckle feeding mechanism connects the pressing station and the buckling station, the buckle feeding mechanism comprises a first buckle feeding seat and a second buckle feeding seat, a first supporting plate is movably arranged on the first buckle feeding seat in a longitudinal direction, the first supporting plate is connected with a first push plate part, the first push plate part is provided with a first push plate surface, the first push plate surface gradually approaches the moving path of the first buckle feeding seat in a transverse direction, a second supporting plate is movably arranged on the second buckle feeding seat in a longitudinal direction, the second supporting plate is connected with a second push plate part, the second push plate part is provided with a second push plate surface, the second push plate surface gradually approaches the moving path of the second buckle feeding seat in a transverse direction, the first buckle feeding seat and the second buckle feeding seat are movably arranged in a transverse direction, the first supporting plate and the second supporting plate are arranged in a staggered manner in height, and the first push plate surface and the second push plate surface form an included angle.

[0017] In the scheme, the push plate part moves along the push plate surface during the horizontal movement of the buckle feeding seat, and the driving bracket moves longitudinally on the buckle feeding seat, so that the first bracket and the second bracket coincide in the vertical direction.

[0018] Preferably, the first bracket and the second bracket are provided with side clamps arranged longitudinally, the side clamps are connected with torsion springs, the side clamps are connected with driving parts, the driving parts abut against each other, and the buckle feeding station is provided with a top head for extending into the driving parts.

[0019] In the scheme, the top head extends into the driving parts at the buckle feeding station, the side clamps are opened to place the hand-held buckle, and after leaving the buckle feeding station, the elastic member makes the side clamps close to stably clamp the hand-held buckle.

[0020] Preferably, the buckle feeding station is provided with a buckle feeding mechanism, the buckle feeding mechanism comprises buckle feeding seats and a positioning assembly, the buckle feeding seats are arranged at intervals on a ring chain, the ring chain is arranged around a chain wheel, the buckle feeding seats are provided with buckle feeding columns, the outer side of the buckle feeding seat is connected with a positioning part, the inner side of the buckle feeding seat is threadedly connected with an adjusting screw, the positioning assembly comprises an abutting ring, a lower supporting part and an upper pressing part, the abutting ring is arranged on the chain wheel, the end of the adjusting screw is matched with the abutting ring, the upper pressing part is arranged in a lifting mode, the upper pressing part is provided with a U-shaped groove, and the lower supporting part and the upper pressing part cooperate to limit the positioning part.

[0021] In the scheme, the buckle feeding columns are used for the hand-held buckle, the ring chain makes the buckle feeding seats arranged compactly, and when the buckle feeding seat is located at the buckle feeding station, the upper pressing part and the lower supporting part cooperate to clamp the positioning part to position the buckle feeding seat.

[0022] The bag body is aligned with the alignment line of the reference plate in the conveying process, the ball presses the bag body on the conveying surface of the conveying belt, the bag body is fully stressed, can roll in any direction, and will not be wrinkled, and the bag body remains flat in the conveying process. Therefore, the utility model has substantial characteristics and progress compared with the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0023] The implementation manners and examples of the utility model will be described below in combination with the drawings.

[0024] Figure 1 The utility model discloses a structure schematic diagram.

[0025] Figure 2 The utility model discloses a three-dimensional structure schematic diagram of the deviation rectifying mechanism.

[0026] Figure 3 The utility model discloses a three-dimensional structure schematic diagram of the bag moving mechanism.

[0027] Figure 4 It is the structure schematic view of the buckle feeding mechanism in the utility model.

[0028] Figure 5 It is the structure schematic view of the pressing mechanism in the utility model.

[0029] Figure 6 It is the structure schematic view of the first buckle feeding seat and the second buckle feeding seat in the utility model.

[0030] Figure 7 It is the structure schematic view of the buckle feeding mechanism in the utility model.

[0031] Figure 8 It is the structure schematic view of the positioning assembly in the utility model.

[0032] In the drawing: 1, punching mechanism;2, pressing mechanism;3, deviation rectifying mechanism;4, accommodating box;5, opening;6, bag moving mechanism;7, bag moving suction nozzle;8, moving frame;9, bag pressing piece;10, pressing head;11, conveying belt;12, reference plate;14, ball;15, in-position baffle;16, lifting frame;17, guide column;18, guide rail;19, guide block;20, rack;21, driving motor;22, rotating disc;23, connecting rod;24, elastic piece;25, guide column;26, guide sleeve;27, limiting block;28, bag pressing bottom piece;29, buckle feeding mechanism;30, first buckle feeding seat;31, first supporting plate;32, first push plate part;34, second buckle feeding seat;35, second supporting plate;36, second push plate part;37, second push plate surface;38, side clamp;39, driving part;40, top head;41, buckle feeding mechanism;42, buckle feeding seat;43, positioning assembly;44, annular chain;45, chain wheel;46, buckle feeding column;47, positioning part;48, adjusting screw;49, abutting ring;50, lower supporting piece;51, upper pressing piece;52, U-shaped groove. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model; obviously, the described embodiments are only a part of the embodiments of the utility model, and not all the embodiments; based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0034] In the description of the present application, it should be understood that the positions or location relationships indicated by the terms "upper", "lower" and the like are based on the positions or location relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application.

[0035] In the description of the present application, the terms "first", "second" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated.

[0036] Referring to the accompanying drawings Figures 1-3 , a hand bag pressing machine for a bagging machine in the embodiment of the present application comprises a punching station and a pressing station, the punching station is provided with a punching mechanism 1, the pressing station is provided with a pressing mechanism 2, the pressing mechanism 2 comprises a pressing head 10, and the pressing head 10 is vertically arranged.

[0037] Wherein, it also comprises a deviation rectifying station and a bag moving mechanism 6, the punching station is located between the deviation rectifying station and the pressing station, the deviation rectifying station is provided with a deviation rectifying mechanism 3, the deviation rectifying mechanism 3 comprises a position reaching baffle 15, a conveying belt 11 and a reference plate 12, the position reaching baffle 15 is longitudinally adjusted and arranged, the reference plate 12 has an alignment line, the conveying direction of the conveying belt 11 is inclined relative to the alignment line, the conveying belt 11 has a conveying surface, a ball 14 is arranged above the conveying surface, a containing box 4 is arranged above the conveying belt 11, an opening 5 for the ball 14 to enter is arranged above the containing box 4, a limiting opening for the ball 14 to expose is arranged below the containing box 4, the limiting opening corresponds to the ball 14 one by one, a containing cavity for the ball 14 to roll is arranged in the containing box 4, the bag moving mechanism 6 comprises a bag moving suction nozzle 7 and a moving frame 8, the moving frame 8 is longitudinally reciprocatingly arranged, three groups of bag moving suction nozzles 7 are arranged on the moving frame 8 at intervals, the three groups of bag moving suction nozzles 7 correspond to the deviation rectifying station, the punching station and the pressing station respectively, the deviation rectifying station, the punching station and the pressing station are all provided with a vertically arranged bag pressing part 9, and the pressing station is also provided with a vertically arranged bag pressing bottom part 28.

[0038] In the embodiment, the bag body is pressed in the deviation rectifying station and fully contacts with the conveying belt 11, the conveying belt 11 drives the bag body edge to align with the alignment line in the conveying process, and the bag body is positioned by abutting against the position reaching baffle 15, the bag moving suction nozzle 7 sucks the bag body to move to the next station, and the bag pressing part 9 will descend to make the bag moving suction nozzle 7 fully contact with the bag body, wherein the alignment line extends along the longitudinal direction, and the alignment is the bag opening; the position reaching baffle 15 is longitudinally adjusted to adapt to different specifications of the bag body; the reference plate 12 is also connected with a cover plate for flattening the bag opening, the cover plate and the bag entry end of the containing box 4 are both provided with a bag guiding plate, the containing cavity is connected with all limiting openings or corresponds to the limiting openings one by one; the bag pressing bottom part 28 is lowered to press the bag bottom to ensure that the bag bottom will not deviate when the bag opening is pressed; the punching mechanism 1 is a mature technology.

[0039] In other alternative embodiments, the conveying belt 11 can move the bag; the containing box 4 can be provided with a side opening for the ball 14 to enter, and the containing cavity needs to be connected with all limiting openings.

[0040] Referring to the drawings Figure 5 , the pressing mechanism 2 comprises a lifting frame 16 and a guide column 17, the guide column 17 is arranged below the lifting frame 16, the lifting frame 16 is provided with guide rails 18 on both sides, the guide rails 18 are slidingly matched with guide blocks 19, the guide blocks 19 are arranged on a rack 20, the rack 20 is provided with a driving motor 21, the driving motor 21 is drivingly connected with a rotating disc 22, the rotating disc 22 is eccentrically hinged with one end of a connecting rod 23, the other end of the connecting rod 23 is hinged with the lifting frame 16, the lifting frame 16 is connected with the pressing head 10 through an elastic element 24, the pressing head 10 is connected with guide columns 25 at four corners, the guide columns 25 are slidingly matched with guide sleeves 26, the guide sleeves 26 are arranged on the lifting frame 16, and the guide columns 25 are provided with limit blocks 27 at top ends.

[0041] In this embodiment, the guide column 17 is lifted to string the upper buckle, the bag opening and the lower buckle, which is a mature technology, the driving motor 21 drives the rotating disc 22 to rotate, and the lifting frame 16 and the pressing head 10 are driven to descend through the connecting rod 23, the elastic element 24 is compressed when the pressing head 10 is pressed, the lifting frame 16 continues to move downward, and the pressing force is sufficient, wherein the eccentric hinge is eccentric to the center of rotation; the guide rails 18 and the guide blocks 19 cooperate to limit and guide the lifting frame 16, the guide columns 25 and the guide sleeves 26 guide the movement of the lifting frame 16 relative to the pressing head 10, the limit blocks 27 prevent the guide columns 25 and the guide sleeves 26 from being separated, and the four corners are arranged to be uniformly pressed; the elastic element 24 is specifically a gas cylinder, a gas spring, or other springs can also be selected; the pressing station is also provided with a bag supporting plate arranged in a lifting manner; the driving disc is also designed with an origin detection, the driving disc extends outward to detect a protrusion, a sensor is arranged at the origin, the protrusion is sensed by the sensor, the controller controls the motor to stop, and the eccentric hinge point returns to the original position.

[0042] In other alternative embodiments, it can also be a gear and rack transmission form to convert rotation into lifting.

[0043] Referring to the drawings Figure 4 、 6Further comprising a screwing station and a buckle feeding mechanism 29, the buckle feeding mechanism 29 connects the pressing station and the screwing station, the buckle feeding mechanism 29 comprises a first buckle feeding seat 30 and a second buckle feeding seat 34, the first buckle feeding seat 30 is longitudinally movably provided with a first supporting plate 31, the first supporting plate 31 is connected with a first push plate part 32, the first push plate part 32 is provided with a first push plate surface, the first push plate surface gradually approaches the moving path of the first buckle feeding seat 30 in the lateral direction, the second buckle feeding seat 34 is longitudinally movably provided with a second supporting plate 35, the second supporting plate 35 is connected with a second push plate part 36, the second push plate part 36 is provided with a second push plate surface 37, the second push plate surface 37 gradually approaches the moving path of the second buckle feeding seat 34 in the lateral direction, the first buckle feeding seat 30 and the second buckle feeding seat 34 are movably arranged in the lateral direction, the first supporting plate 31 and the second supporting plate 35 are arranged in staggered positions in the vertical direction, the first push plate surface and the second push plate surface 37 form an angle, the first supporting plate 31 and the second supporting plate 35 are both longitudinally movably provided with side clamps 38, the side clamps 38 are connected with torsion springs, the side clamps 38 are connected with driving parts 39, the driving parts 39 abut each other, and the screwing station is provided with a top head 40 for extending into the driving parts 39.

[0044] In the embodiment, the first buckle feeding seat 30 and the second buckle feeding seat 34 move in the lateral direction from the screwing station to the pressing station, the push plate surface pushes the push plate part to drive the supporting plate to longitudinally move on the buckle feeding seat, when reaching the pressing station, the first supporting plate 31 and the second supporting plate 35 coincide in the vertical direction, wherein the push plate part is a slide rail, and the push plate surface abuts against the push plate part through a bearing; the driving part 39 is a bearing, the top head 40 extends into the driving parts 39 to drive the side clamps 38 to open when the screwing station, the side clamps 38 are longitudinally movably sleeved on limiting columns, when the buckle feeding seat leaves the screwing station, the top head 40 is separated from the driving parts 39, the driving parts 39 abut each other, and the torsion springs drive the side clamps 38 to close and clamp the hand-held buckle; the buckle feeding seat is slidably arranged on the slide rail and driven by a synchronous belt; the push plate surface is a groove wall on both sides.

[0045] In other alternative embodiments, the abutment between the push plate part and the push plate surface can be realized by an elastic member.

[0046] Referring to the accompanying drawings Figures 7-8The upper buckling station is provided with an upper buckling mechanism 41, the upper buckling mechanism 41 comprises a buckle passing seat 42 and a positioning assembly 43, the buckle passing seat 42 is arranged at intervals on a ring chain 44, the ring chain 44 is arranged around a chain wheel 45, the buckle passing seat 42 is provided with a buckle passing column 46, the buckle passing seat 42 is connected with a positioning part 47 outside, and the buckle passing seat 42 is screw-connected with an adjusting screw 48 inside, the positioning assembly 43 comprises an abutting ring 49, a lower supporting part 50 and an upper pressing part 51, the abutting ring 49 is arranged on the chain wheel 45, the adjusting screw 48 is matched with the abutting ring 49 at the end, the upper pressing part 51 is arranged in an up-and-down mode, the upper pressing part 51 is provided with a U-shaped groove 52, and the lower supporting part 50 and the upper pressing part 51 are matched to limit the positioning part 47.

[0047] In the embodiment, the chain wheel 45 drives the ring chain 44 to move, drives the buckle passing seat 42 to pass through the upper buckling station, the chain gap is large, the supporting force is insufficient, the state of the buckle passing seat 42 passing through the hand-held buckle is unstable, the abutment of the adjusting screw 48 and the abutting ring 49 can limit the swing of the buckle passing seat 42 in the radial direction of the chain wheel 45, the swing of the buckle passing seat 42 is limited by rotating the adjusting screw 48, the positioning part 47 is put into the U-shaped groove 52 by lowering the upper pressing part 51, and the lower supporting part 50 is matched to form a limiting opening, wherein the upper buckling suction nozzle is driven by the four-bar linkage 23 structure, moves at high speed and is stable, the end of the adjusting screw 48 is designed as an arc surface, and no matter how the adjusting screw 48 is adjusted, the end can abut against the abutting ring 49 smoothly, the opening 5 of the U-shaped groove 52 is large first and small then, the positioning part 47 is guided first, and then abuts against the positioning part 47, the position of the positioning part 47 in the circumferential direction of the chain wheel 45 is positioned, and the positioning and limiting can make the state of the buckle passing seat 42 tend to be stable, and the uniform upper buckling is facilitated, the upper buckling station is provided with a fixed auxiliary material bin and lifting main and auxiliary hand-held buckle plates, so that the upper buckling is not interrupted when the buckle passing seat 42 moves, the upper buckling suction nozzle is taken from the auxiliary material bin, the main hand-held buckle plate lifts the hand-held buckle, which is passed through the buckle passing seat 42 located at the upper buckling station, into the auxiliary material bin, and the auxiliary hand-held buckle plate is used for lifting and supporting the hand-held buckle in the auxiliary material bin, and the pressing block for pressing the buckle passing seat 42 can also be arranged on the upper pressing part 51.

[0048] The preferred embodiments of the utility model are described above, and it should be indicated that the protection scope of the utility model is not limited to this. For the person skilled in the art, on the premise of not departing from the technical range disclosed by the utility model, a plurality of improvements and decorations or equivalent replacements can also be made under the premise of the same utility model concept, and it is also regarded as the protection scope of the utility model.

Claims

1. A hand bag pressing machine for a bagging machine, comprising a punching station provided with a punching mechanism (1); a pressing station provided with a pressing mechanism (2), the pressing mechanism (2) comprising a pressing head (10) arranged in a lifting manner; characterized in that further comprising a deviation rectifying station, the punching station being located between the deviation rectifying station and the pressing station, the deviation rectifying station being provided with a deviation rectifying mechanism (3), the deviation rectifying mechanism (3) comprising a conveying belt (11) and a reference plate (12), the reference plate (12) having an alignment edge line, a conveying direction of the conveying belt (11) being inclined relative to the alignment edge line, the conveying belt (11) having a conveying surface, a ball (14) being provided above the conveying surface.

2. A hand sealer for use in a webbing bag machine as defined in claim 1, characterized in that: A containing box (4) is provided above the conveying belt (11), an opening (5) for the ball (14) to be put in is provided above the containing box (4), a limiting opening for the ball (14) to be exposed is provided below the containing box (4), the limiting opening corresponding to the ball (14) one by one, and a containing cavity for the ball (14) to roll is provided in the containing box (4).

3. A hand sealer for use in a webbing bag machine as defined in claim 1, wherein: Further comprising a bag moving mechanism (6), the bag moving mechanism (6) comprising a bag moving suction nozzle (7) and a moving frame (8), the moving frame (8) being arranged in a longitudinal reciprocating manner, three groups of bag moving suction nozzles (7) being arranged on the moving frame (8) in a spaced manner, the three groups of bag moving suction nozzles (7) corresponding to the deviation rectifying station, the punching station and the pressing station respectively, and the deviation rectifying station, the punching station and the pressing station all being provided with a bag pressing part (9) arranged in a lifting manner.

4. A hand sealer for use in a webbing bag machine as defined in claim 1, wherein: The deviation rectifying mechanism (3) further comprises a position reaching baffle (15) arranged in a longitudinal movement adjusting manner.

5. A hand sealer for use in a webbing bag machine as defined in claim 1, wherein: The pressing mechanism (2) comprises a lifting frame (16) and a guide column (17), the guide column (17) being arranged in a lifting manner below the lifting frame (16), guide rails (18) being provided on both sides of the lifting frame (16), guide blocks (19) being slidingly fitted with the guide rails (18), the guide blocks (19) being arranged on a machine frame (20), a driving motor (21) being provided on the machine frame (20), a rotating disc (22) being drivingly connected with the driving motor (21), one end of a connecting rod (23) being eccentrically hinged with the rotating disc (22), the other end of the connecting rod (23) being hinged with the lifting frame (16), the lifting frame (16) being connected with the pressing head (10) through an elastic member (24), guide columns (25) being connected with four corners of the pressing head (10), guide sleeves (26) being slidingly fitted with the guide columns (25), the guide sleeves (26) being arranged on the lifting frame (16), and limit blocks (27) being provided at top ends of the guide columns (25).

6. A hand sealer for use in a tie bag machine as defined in claim 1, wherein: The pressing station is further provided with a bag pressing bottom part (28) arranged in a lifting manner.

7. A hand sealer for use in a tie bag machine as defined in claim 1, wherein: Further comprising an upper bag fastening station and a bag fastening mechanism (29), the bag fastening mechanism (29) connecting the pressing station and the upper bag fastening station, the bag fastening mechanism (29) comprising The first buckle feeding seat (30) is provided with a first supporting plate (31) moving longitudinally, the first supporting plate (31) is connected with a first push plate part (32), the first push plate part (32) is provided with a first push plate surface, and the first push plate surface gradually approaches the moving path of the first buckle feeding seat (30) in the transverse direction; The second buckle feeding seat (34) is provided with a second supporting plate (35) moving longitudinally, the second supporting plate (35) is connected with a second push plate part (36), the second push plate part (36) is provided with a second push plate surface (37), the second push plate surface (37) gradually approaches the moving path of the second buckle feeding seat (34) in the transverse direction, the first buckle feeding seat (30) and the second buckle feeding seat (34) are provided with transverse movement, the first supporting plate (31) and the second supporting plate (35) are provided with height stagger, and the first push plate surface and the second push plate surface (37) form an angle.

8. A hand sealer for use in a tie bag machine as defined in claim 7, wherein: The first supporting plate (31) and the second supporting plate (35) are provided with side clamps (38) moving longitudinally, the side clamps (38) are connected with torsion springs, the side clamps (38) are connected with driving parts (39), the driving parts (39) abut each other, and the buckle feeding station is provided with a top head (40) for extending into the driving parts (39).

9. A hand sealer for use in a tie bag machine as defined in claim 7, wherein: The buckle feeding station is provided with a buckle feeding mechanism (41), the buckle feeding mechanism (41) comprises buckle feeding seats (42) and a positioning assembly (43), the buckle feeding seats (42) are arranged on an annular chain (44) at intervals, the annular chain (44) is arranged around a chain wheel (45), the buckle feeding seats (42) are provided with buckle feeding columns (46), the buckle feeding seats (42) are connected with positioning parts (47) on the outside, the buckle feeding seats (42) are connected with adjusting screws (48) on the inside in a threaded mode, the positioning assembly (43) comprises abutting rings (49), lower supporting pieces (50) and upper pressing pieces (51), the abutting rings (49) are arranged on the chain wheel (45), the adjusting screws (48) are matched with the abutting rings (49) at the ends, the upper pressing pieces (51) are arranged in an up-and-down mode, the upper pressing pieces (51) are provided with U-shaped grooves (52), and the lower supporting pieces (50) and the upper pressing pieces (51) limit the positioning parts (47) in cooperation.

Images