CN220923441U - Paper bag machine closes end device - Google Patents
Paper bag machine closes end device Download PDFInfo
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- CN220923441U CN220923441U CN202322980179.9U CN202322980179U CN220923441U CN 220923441 U CN220923441 U CN 220923441U CN 202322980179 U CN202322980179 U CN 202322980179U CN 220923441 U CN220923441 U CN 220923441U
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- folding
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- beating
- bottom closing
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- 238000010009 beating Methods 0.000 claims abstract description 48
- 238000009434 installation Methods 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 33
- 230000007306 turnover Effects 0.000 claims description 30
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000007664 blowing Methods 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000004831 Hot glue Substances 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 2
- 230000006872 improvement Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a paper bag machine bottom closing device, which is characterized by comprising a conveying table with an air suction assembly, a front bottom closing assembly and a rear bottom closing assembly, wherein the front bottom closing assembly and the rear bottom closing assembly are arranged on the conveying table in sequence along the conveying direction of a paper bag; providing an over-rotation connecting part, wherein the height between the paper beating part and the mounting block can be adjusted; through the improvement to beating the paper pole, let connecting portion and beat the eccentric setting of paper portion and let but relative rotation between connecting portion and the installation piece to let the staff pass through the height that rotates the height that the relative paper bag of connecting portion can be adjusted to the paper portion, it is more convenient to adjust.
Description
Technical Field
The utility model relates to the technical field of paper bag machine production equipment, in particular to a paper bag machine bottom closing device.
Background
Square bottom paper bags are widely used in daily life, and paper bag production has fully entered mechanization. The square bottom paper bag needs to be closed at the bottom of the bag in the production and processing process; the prior patent (CN 202222118556.3) of the applicant is that the front folding surface and the rear folding surface of the paper bag which is subjected to indentation and is coated with glue can be folded through the front and rear bottom folding components to complete bottom folding; however, in the actual use process, when the thickness of the paper bag is different, the relative height between the paper beating rod and the paper bag is required to be adjusted by a worker, so that the paper beating rod can better press down the front turnover surface to be stably adhered with the bottom of the bag, the existing adjustment needs to disassemble, adjust and replace the paper beating rod body or replace parts on the paper beating rod, the adjustment is more troublesome, and more time is wasted in the debugging link of the paper beating rod; the present application therefore needs to solve the above-described problems.
Disclosure of utility model
In order to solve the problems, the utility model provides the paper bag machine bottom closing device, through improvement of the paper beating rod, the connecting part and the paper beating part are eccentrically arranged, and the connecting part and the mounting block can relatively rotate, so that a worker can adjust the height of the paper beating part relative to the paper bag by rotating the connecting part, and the adjustment is more convenient.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a paper bag machine closes end device, includes the transport platform that has the subassembly of breathing in and sets up on the transport platform and closes end subassembly and back in proper order along the paper bag direction of delivery, preceding close end subassembly includes the paper beating pole and drives a pair of sprocket group of paper beating pole, and the speed of movement of a pair of sprocket group drive paper beating pole is faster than paper bag conveying speed, paper beating pole is fixed in between a pair of sprocket group through the installation piece, paper beating pole includes a pair of connecting portion and the paper beating portion of connecting between one degree connecting portion that set up on a pair of installation piece respectively rotatable, paper beating portion is for having the rod-shaped structure of certain length and setting for connecting portion eccentric; the paper feeding part is provided with a rotary connecting part, and the height between the paper feeding part and the mounting block can be adjusted.
The utility model is further provided with a bending part between the pair of connecting parts and the paper beating part, and when the paper beating rod beats paper, the paper beating part is close to the surface of the conveying table by the bending part.
The paper bag feeding device is further characterized in that the conveying table is provided with the pre-folding assembly which is positioned in front of the front folding assembly along the conveying direction of the paper bag, and the pre-folding assembly is used for driving the front folding surface of the paper bag to fold along the crease line towards the bottom direction of the paper bag, so that the paper beating rod can be inserted below the front folding surface when the paper bag passes through the front folding assembly.
The utility model is further arranged that the pre-turning assembly comprises a rotating shaft which is rotatably arranged above the conveying table, and the rotating shaft is provided with a swinging hook which swings back and forth along the conveying direction of the paper bag and is L-shaped.
The utility model is further provided with the blowing nozzles which are positioned at the two sides of the swing hook and synchronously swing with the swing hook, and the blowing nozzles are connected with an air source.
The paper folding device is further characterized in that the back bottom closing assembly comprises a guide roller set and a press roller which are sequentially arranged along the conveying direction of the paper bag, a paper folding baffle is vertically arranged above the guide roller set, and a gap for the paper bag to pass through and downwards press the back turnover surface towards the bottom of the bag is formed between the paper folding baffle and the guide roller set.
The utility model is further arranged that the guide roller group comprises a suction roller rotatably arranged on the conveying table and a transition roller tangential to the suction roller; the paper suction roller is higher than the surface of the conveying table at the tangential position of the transition roller and is used for guiding the rear turnover to tilt towards the direction of the paper folding baffle, and the paper folding baffle is positioned between the transition roller and the compression roller and is vertically arranged above the paper suction roller.
The utility model is further characterized in that the two sides of the paper suction roller are provided with edge pressing mechanisms which rotate synchronously with the paper suction roller, and the edge pressing mechanisms are used for pressing two sides of folds between the bag bottom and the rear folding surface onto the paper suction roller when the paper folding baffle is used for folding the rear folding surface.
The utility model is further arranged that the edge pressing mechanism comprises a fixed disc which rotates synchronously with the suction roller, a cam ejector rod which can horizontally slide relative to the suction roller is rotatably arranged on the fixed disc, a pressing rod is arranged at one end of the cam ejector rod, which is close to the suction roller, and a driving block for controlling the pressing rod to swing is arranged at the other end of the cam ejector rod; the cam rack is arranged on one side of the fixed disc, and is used for driving the compression bar to horizontally slide towards the paper suction roller and swing towards the direction far away from the surface of the paper suction roller by being matched with the cam ejector rod when the rear turnover surface moves towards the paper folding baffle; the device also comprises an elastic piece for driving the compression bar to reset.
The utility model is further provided with a dispensing assembly arranged in front of the pre-folding assembly along the conveying direction of the paper bags on the conveying table, and the dispensing assembly comprises a pair of dispensing heads which are used for spraying hot melt adhesive corresponding to the position of one end of the rear folding surface opposite to the front folding surface on the bottom surface of the bag.
In summary, the utility model has the following beneficial effects:
compared with the prior application, the application can rotate relative to the mounting block and the paper beating part eccentrically arranged with the connecting part, so that a worker can quickly adjust the relative height between the paper beating part and the paper bag without disassembling the paper beating rod, thereby facilitating the adjustment.
The front folding surface of the paper bag can be folded upwards before the crease enters the front folding bottom assembly through the added pre-folding assembly, so that a larger gap is formed between the front folding surface and the paper bag, and a paper beating rod can smoothly enter the lower part of the front folding surface to fold the paper bag downwards to realize bottom folding; the air blowing nozzle which swings synchronously with the swing hook can blow the front folding surface after the swing hook lifts the front folding surface, so that a larger acting force is generated to blow the folding surface towards the bag bottom direction, and the folding angle of the folding surface is larger.
The back folding bottom assembly is changed from air blowing to folding through the paper folding baffle, so that the paper folding baffle can stably fold the back folding surface along the direction of the bag bottom for paper bags with thicker paper, and the problem that the success rate of folding the bottom is influenced by the difficulty in upward blowing of the back folding surface due to thicker paper bags is avoided; and the arrangement of the blank pressing assembly can limit two sides of the crease positions of the bag bottom and the rear turnover surface, so that the rear turnover surface can be folded in half along the crease, and the success rate of bottom closing is improved.
The hot melt adhesive can be sprayed on the position, corresponding to the front folding surface, on the bag bottom by the aid of the synchronous adhesive-taking mechanism, so that the situation that the edge of the front folding surface is tilted to affect the adhesion of the rear folding surface and the front folding surface due to insufficient adhesive strength of the adhesive can be avoided, and the connection firmness between the folding surface and the bag bottom is improved.
Drawings
Fig. 1 is a schematic diagram of the process of closing the bottom of the bag according to this embodiment.
Fig. 2 is a perspective view of the present embodiment.
Fig. 3 is a schematic structural diagram of a front bottom assembly according to this embodiment.
Fig. 4 is a block diagram of the pre-folding assembly of the present embodiment.
Fig. 5 is a schematic view of the rear bottom assembly of the present embodiment.
Fig. 6 is a schematic structural diagram of the edge pressing mechanism of the present embodiment.
Reference numerals: 001. a bag bottom; 002. a front turnover surface; 003. a rear turnover surface; 004. dispensing positions; 005. edge pressing position; 1. a conveying table; 2. a front bottom assembly; 21. a paper beating rod; 211. a connection part; 212. a paper beating part; 213. a bending part; 22. a mounting block; 3. a rear bottom assembly; 31. a guide roller group; 311. a suction roller; 312. a transition roller; 32. a press roller; 33. a paper folding baffle; 34. a gap; 4. the pre-turning assembly; 41. a rotating shaft; 42. a swinging hook; 43. a guide head; 44. a connecting rod; 45. an air blowing nozzle; 5. edge pressing mechanism; 51. a fixed plate; 52. cam ejector rods; 53. a connecting piece; 54. a compression bar; 55. a driving block; 56. a cam carrier; 561. a first bump; 562. a second bump; 57. an elastic member; 6. dispensing assembly; 7. a chain wheel group.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-6, this embodiment discloses a paper bag machine bottom closing device, which is used for performing bottom closing operation on a square bottom paper bag, and as shown in fig. 1, the square bottom paper bag includes a bag bottom 001 connected with a paper bag body, front folding surfaces 002 and rear folding surfaces 003 are arranged at two side edges of the bag bottom 001, and when the front folding surfaces 003 and the rear folding surfaces 003 are folded towards the bag bottom 001 through a series of processes, the bottom closing process of the bag bottom 001 is completed.
As shown in fig. 2, the bottom closing device of the paper bag machine comprises a conveying table 1 with an air suction assembly, and a front bottom closing assembly 2 and a rear bottom closing assembly 3 which are positioned on the conveying table 1 and sequentially arranged along the conveying direction of the paper bag, wherein a conveying belt is arranged on the conveying table 1, the conveying belt can drive the paper bag to sequentially pass through the procedures, the air suction assembly is in the prior art, and the paper bag can be adsorbed on the conveying belt so as to avoid the deviation of the paper bag in the conveying process;
As shown in fig. 3-4, the paper beating bar 21 includes a connecting portion 211, a bending portion 213 and a paper beating portion 212, and a pair of connecting portions 211 are inserted into the mounting block 22 and can rotate relative to the mounting block, so as to realize a fixed connection with a pair of sprocket groups 7; the paper beating part 212 is connected with the connecting part 211 through a bending part 213, so that the paper beating part 212 is eccentrically arranged relative to the axis of the connecting part 211, and the paper beating part is positioned below the connecting part 211;
Through the relative rotation of connecting portion 211 and installation piece 22 and with the eccentric paper beating portion 212 that sets up of connecting portion 211, the staff is when debugging the height of beating paper pole 21, only need rotate connecting portion 211 and can realize beating the relative height between paper portion 212 and the container bag and carry out quick adjustment, need not dismantle beating paper pole 21 for it is more convenient to adjust.
The front folding assembly 2 is provided with a pre-folding assembly 4 in front, the pre-folding assembly 4 comprises a rotating shaft 41 rotatably arranged above the conveying table 1, the rotating shaft 41 is provided with a swinging hook 42 which swings reciprocally along the conveying direction of the paper bag, the swinging hook 42 is L-shaped, one end of the swinging hook 42 far away from the rotating shaft 41 is provided with a guide head 43 which can be inserted under the front folding face and drive the front folding face 002 to fold, meanwhile, the rotating shaft 41 is also provided with a pair of symmetrically arranged connecting rods 44 on two sides of the swinging hook 42, and the connecting rods 44 are provided with a blowing nozzle 45 connected with an air source;
When the front turnover surface 002 of the paper bag passes through the rotating shaft 41, the rotating shaft 41 can accelerate to rotate so that the speed of the swinging hook 42 is larger than the moving speed of the paper bag on the conveying table 1, then the guide head 43 at the end part of the swinging hook 42 can be inserted into the gap 34 between the front turnover surface 002 and the paper bag under the drive of the rotating shaft 41, and then the front turnover surface 002 is turned upwards to be far away from the bag surface, so that the turnover angle of the front turnover surface 002 relative to the paper bag is increased; the current turnover surface 002 is separated from the swing hook 42, namely, the swing hook 42 stops, the blowing nozzle 45 can be started to blow the surface of the forward turnover surface 002 opposite to the paper bag, so that the forward turnover surface 002 is turned over towards the bag bottom 001 direction by a force, the included angle between the forward turnover surface 002 and the bag surface is further increased, the forward turnover surface 002 is ensured to be folded reversely for a distance even in the direction away from the bag bottom 001, the opening between the forward turnover surface 002 and the bag surface is ensured to be large enough, the paper beating rod 21 on the front bottom assembly 2 is ensured to smoothly enter the lower surface of the forward turnover surface 002, and the folding and pressing bonding of the forward turnover surface 002 are completed.
As shown in fig. 5, the back folding bottom assembly 3 includes a guide roller group 31 sequentially arranged along the conveying direction of the paper bag, and a pressing roller 32 for further pressing the back folding surface 003 after the back folding surface 003 is folded in half and passes through the paper folding baffle 33; the guide roller group 31 is arranged at the rear end of the conveyor belt; the guiding roller set 31 comprises a suction roller 311 rotatably arranged on the conveying table 1 and a transition roller 312 positioned between the suction roller 311 and the front closing bottom assembly 2 and tangential to the suction roller 311, wherein the top of the suction roller 311 is higher than the position of the conveying belt of the conveying table 1, and a paper folding baffle 33 is arranged right above the suction roller 311; when the paper suction roller 311 is used for the bag bottom 001, the rear turnover surface 003 is tilted towards the paper folding baffle 33, so that the rear turnover surface 003 can be propped against the paper folding baffle 33 to realize folding in the running process, after the rear turnover surface 003 is completely folded and attached to the bag bottom 001, a paper bag can pass through a gap 34 between the paper folding baffle 33 and the paper suction roller 311 under the driving of the paper suction roller 311, the gap 34 can further extrude the rear turnover surface 003, the rear turnover surface 003 can not be separated from the bag bottom 001, the final paper bag can pass through the press roller 32, and the press roller 32 can further press the bag bottom 001, so that the attachment of the front and rear turnover surfaces 003 and the bag bottom 001 is firmer.
As shown in fig. 6, when the paper bag is thicker or the crease is not obvious, when the back folding surface 003 abuts against the paper folding baffle 33, the bag bottom 001 will be tilted accordingly, so that the back folding surface 003 cannot be folded along the crease, and the success of bottom closing is affected;
Therefore, edge pressing mechanisms 5 which rotate synchronously with the suction roller 311 are arranged on two sides of the suction roller 311, the edge pressing mechanisms 5 comprise a fixed disc 51 which is coaxially connected with the suction roller 311 and rotates synchronously, a cam ejector rod 52 which can slide horizontally relative to the suction roller 311 is rotatably arranged on the fixed disc 51, a pressing rod 54 is eccentrically arranged at one end of the cam ejector rod 52 close to the suction roller 311 through a connecting piece 53, and a driving block 55 for driving the pressing rod 54 to swing is arranged at the other end of the cam ejector rod 52; wherein the connecting piece 53 is a clamp iron, and can clamp the compression bar 54; a cam rack 56 for driving the compression bar 54 to slide towards the suction roller 311 and away from the surface of the suction roller 311 is fixedly arranged on one side of the fixed disc 51; a first bump 561 and a second bump 562 corresponding to each other are provided on one side of the cam carrier 56 opposite to the cam carrier 52; the first bump 561 is abutted with one end of the cam ejector 52 away from the suction roller 311 and used for driving the cam ejector 52 to slide horizontally towards the suction roller 311; the second bump 562 is abutted against the driving block 55 and used for driving the cam ejector rod 52 to drive the swing rod to swing in a direction away from the surface of the paper feeding roller.
When the paper bag arrives on the paper suction roller 311, the paper suction roller 311 can absorb the paper bag and drive the paper bag to rotate, at the moment, the fixed disc 51 can drive the pressing rod 54 to rotate along with the paper bag, and when the cam ejector rod 52 connected with the pressing rod 54 passes through the first protruding block 561, the cam ejector rod 52 can drive the pressing rod 54 to move towards the paper suction roller 311 until the paper bag moves to the side 001 of the bag bottom under the drive of the first protruding block 561; meanwhile, the second bump 562 is abutted against the driving block 55 on the cam ejector 52, and the driving block 55 drives the cam ejector 52 to rotate under the action of the second bump 562, so that the pressing rod 54 swings away from the surface of the suction roller 311, and the pressing rod 54 can be located above the bag bottom 001; when the driving block 55 is separated from the second bump 562, the pressing rod 54 swings towards the surface of the paper sucking roller 311 under the action of the elastic member 57, i.e. the spring, so as to limit the crease positions of the two sides of the bag bottom 001 relative to the rear folding surface 003, i.e. the pressing rod 54 presses the edge pressing position 005 of the bag bottom 001 as shown in fig. 1, thereby avoiding the rear folding surface 003 from being folded in half by the crease.
As shown in fig. 2, in order to avoid that the front folding surface 002 is tilted when passing through the bottom folding baffle plate, and the bottom closing of the rear folding surface 003 is affected, a pair of dispensing assemblies 6 for spraying hot melt adhesive are added before the pre-folding assembly 4, as shown in fig. 1, the dispensing assemblies 6 are arranged at positions of the bag bottom 001 corresponding to the front portion of the front folding surface 002, that is, the dispensing positions 004 are sprayed with the hot melt adhesive, so that the front position of the front folding surface 002 is fixed, and the front folding surface 002 is ensured not to be tilted.
The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the design concept of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. The utility model provides a paper bag machine closes end device, includes and has the transport platform (1) of subassembly of breathing in and sets up on transport platform (1) and closes end subassembly (2) and back that set gradually along paper bag direction of delivery, preceding closes end subassembly (2) and include paper beating pole (21) and drive a pair of sprocket group (7) of paper beating pole (21), a pair of sprocket group (7) drive paper beating pole (21) travel speed is faster than paper bag conveying speed, characterized in that, paper beating pole (21) are fixed in between a pair of sprocket group (7) through installation piece (22), paper beating pole (21) are including a pair of connecting portion (211) and paper beating portion (212) between connecting portion (211) that are rotatable setting up on a pair of installation piece (22) respectively, paper beating portion (212) are the rod-like structure that has certain length and set up with respect to connecting portion (211); an over-rotation connection part (211) is provided, and the height of the paper printing part (212) relative to the mounting block (22) is adjustable.
2. The paper bag machine bottom closing device according to claim 1, wherein a bending part (213) is arranged between the pair of connecting parts (211) and the paper beating part (212), and when the paper beating rod beats paper, the paper beating part (212) is close to the surface of the conveying table (1) by the bending part (213).
3. A paper bag machine bottom closing device according to claim 1 or 2, characterized in that the conveying table (1) is provided with a pre-folding assembly (4) located before the front bottom closing assembly (2) along the conveying direction of paper bags, and the pre-folding assembly (4) is used for driving a front folding surface (002) of the paper bags to fold along a crease line towards the bag bottom (001), so that a paper beating rod (21) can be inserted below the front folding surface (002) when the paper bags pass through the front bottom closing assembly (2).
4. A paper bag machine bottom closing device according to claim 3, characterized in that the pre-turning assembly (4) comprises a rotating shaft (41) rotatably arranged above the conveying table (1), and the rotating shaft (41) is provided with a swinging hook (42) which swings back and forth along the conveying direction of the paper bag and takes an L shape.
5. The paper bag machine bottom closing device according to claim 4, wherein the rotating shaft (41) is provided with blowing nozzles (45) which are positioned at two sides of the swinging hooks (42) and synchronously swing with the swinging hooks (42), and the blowing nozzles (45) are connected with an air source.
6. The paper bag machine bottom closing device according to claim 1 or 2, wherein the rear bottom closing assembly (3) comprises a guide roller set (31) and a press roller (32) which are sequentially arranged along the paper bag conveying direction, a paper folding baffle plate (33) is vertically arranged above the guide roller set (31), and a gap (34) for allowing a paper bag to pass through and pressing a rear turnover surface (003) downwards towards the bag bottom (001) is formed between the paper folding baffle plate (33) and the guide roller set (31).
7. A paper bag machine bottom closing device according to claim 6, characterized in that the guiding roller set (31) comprises a suction roller (311) rotatably arranged on the conveying table (1) and a transition roller (312) tangential thereto; the position of the tangency of the paper suction roller (311) and the transition roller (312) is higher than the surface of the conveying table (1) and is used for guiding the rear turnover surface (003) to tilt towards the paper folding baffle plate (33), and the paper folding baffle plate (33) is positioned between the transition roller (312) and the press roller (32) and is vertically arranged above the paper suction roller (311).
8. The paper bag machine bottom closing device according to claim 7, wherein the paper suction rollers (311) are provided with edge pressing mechanisms (5) which rotate synchronously with the paper suction rollers, and the edge pressing mechanisms (5) are used for pressing two sides of folds between the bag bottom (001) and the rear folding surface (003) on the paper suction rollers (311) when the rear folding surface (003) is folded by the paper folding baffle (33).
9. The paper bag machine bottom closing device according to claim 8, wherein the edge pressing mechanism (5) comprises a fixed disc (51) which rotates synchronously with the paper suction roller (311), a cam ejector rod (52) which can horizontally slide relative to the paper suction roller (311) is rotatably arranged on the fixed disc (51), a pressing rod (54) is arranged at one end of the cam ejector rod (52) close to the paper suction roller (311), and a driving block (55) for controlling the pressing rod (54) to swing is arranged at the other end of the cam ejector rod; the paper folding device also comprises a cam rack (56) arranged on one side of the fixed disc (51), wherein the cam rack (56) is used for driving the pressing rod (54) to horizontally slide towards the paper suction roller (311) and swing towards the direction away from the surface of the paper suction roller (311) in cooperation with the cam ejector rod (52) when the rear turnover surface (003) moves towards the paper folding baffle (33); also comprises an elastic piece (57) for driving the compression bar (54) to reset.
10. The paper bag machine bottom closing device according to claim 1, wherein the conveying table (1) is provided with a dispensing assembly (6) located in front of the pre-folding assembly (4) along the conveying direction of paper bags, and the dispensing assembly (6) comprises a pair of dispensing heads for spraying hot melt adhesive corresponding to one end position of the back folding surface (003) opposite to the front folding surface (002) on the surface of the bag bottom (001).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322980179.9U CN220923441U (en) | 2023-11-03 | 2023-11-03 | Paper bag machine closes end device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322980179.9U CN220923441U (en) | 2023-11-03 | 2023-11-03 | Paper bag machine closes end device |
Publications (1)
Publication Number | Publication Date |
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CN220923441U true CN220923441U (en) | 2024-05-10 |
Family
ID=90967051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202322980179.9U Active CN220923441U (en) | 2023-11-03 | 2023-11-03 | Paper bag machine closes end device |
Country Status (1)
Country | Link |
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CN (1) | CN220923441U (en) |
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2023
- 2023-11-03 CN CN202322980179.9U patent/CN220923441U/en active Active
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