CN109605832B

CN109605832B - Paper bag valve port insertion device

Info

Publication number: CN109605832B
Application number: CN201811641783.6A
Authority: CN
Inventors: 张昊; 梁锡沛
Original assignee: Foshan Tecon Package Machinery Co ltd
Current assignee: Foshan Tecon Package Machinery Co ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2020-11-13
Anticipated expiration: 2038-12-29
Also published as: CN109605832A

Abstract

The invention relates to a paper bag valve port inserting device, wherein a composite paper roll mechanism, a traction cutter mechanism, a glue applying and mixing mechanism, a folding roller mechanism and a paper pasting cylinder mechanism are all driven by a main driving shaft, and all the mechanisms work cooperatively by selecting a proper transmission ratio; the sticker variable speed subassembly sets up between input shaft and final drive shaft, wherein container bag conveying mechanism speed remains unanimous throughout, and sticker variable speed subassembly can be to compound scroll mechanism, traction cutter mechanism, rubberizing is mixed gluey mechanism, the roller mechanism of rolling over, the motion of sticker section of thick bamboo mechanism carries out the synchronization regulation, through adjustment container bag variable speed subassembly, change the position of valve port paper attached on the container bag, after the dimensional specification of container bag changes, make the attaching in the position that the container bag corresponds of valve port paper still can be accurate.

Description

Paper bag valve port insertion device

Technical Field

The invention relates to the technical field of paper bag processing, in particular to a valve port paper bag conveying mechanism.

Background

The paper bag for filling the granular and powder products needs to be provided with a valve port on one side of the paper bag, the valve port is communicated with the interior of the paper bag, and materials are directly filled into the paper bag through the valve port; in order to increase the rigidity of the valve port, a layer of valve port paper is usually attached to the inner side of the valve port. The paper bag passes through the position at the place that sends into to sticker section of thick bamboo mechanism at the uniform velocity of paper bag conveying mechanism, because the dimensional specification of paper bag changes, the processing of multiple paper bag size can't be adapted to valve port insertion device among the prior art.

Disclosure of Invention

The invention aims to provide a paper bag valve port insertion device which can be used for valve port insertion of paper bags with various specifications and sizes.

The above object of the present invention is achieved by the following technical solutions: a paper bag valve port inserting device comprises a rack, wherein a composite paper roll mechanism, a traction cutter mechanism, a gluing and glue mixing mechanism, a folding roller mechanism, a paper pasting barrel mechanism and a paper bag conveying mechanism for conveying paper bags are mounted on the rack;

the transmission mechanism comprises a transmission mechanism which simultaneously drives the gluing and glue mixing mechanism, the composite paper roll mechanism, the traction cutter mechanism, the folding roller mechanism and the paper pasting cylinder mechanism to operate, the transmission mechanism comprises a main driving shaft and an output shaft, and a paper pasting speed change assembly is arranged between the main driving shaft and the output shaft; the output shaft is in transmission with the upper glue coating and mixing mechanism, the composite paper roll mechanism, the traction cutter mechanism, the folding roller mechanism and the paper pasting cylinder mechanism through a belt or a gear;

the composite paper winding mechanism comprises a composite gluing component, wherein the composite gluing component comprises a composite gluing wheel, and the composite gluing wheel is connected with the transmission mechanism.

The traction cutter component comprises a mounting seat, the rack is provided with a guide rail arranged along the conveying direction of the paper bags, the mounting seat can slide to be arranged on the guide rail, and the mounting seat is provided with a walking component.

The traction cutter mechanism comprises a main transmission shaft arranged on the mounting seat, and a main traction assembly, a cutting assembly and an auxiliary traction assembly which are driven by the main transmission shaft and are sequentially arranged. The main traction assembly comprises a main traction roller with knurling on the surface and a main paper pressing wheel pressed on the surface of the main traction roller; and a traction speed regulating assembly is arranged between the main transmission shaft and the main traction roller.

By adopting the technical scheme, the composite paper roll mechanism, the traction cutter mechanism, the gluing and glue mixing mechanism, the folding roller mechanism and the paper pasting cylinder mechanism are all driven by the main driving shaft, and all the mechanisms work cooperatively by selecting a proper transmission ratio; the paper bag conveying mechanism is arranged on the main transmission shaft, the paper bag conveying mechanism is arranged on the paper bag conveying mechanism, the paper bag conveying mechanism can be used for conveying paper bags, the paper bag conveying mechanism is used for conveying the paper bags, and the paper bag conveying mechanism is used for conveying the paper bags; the travelling assembly changes the distance between the traction cutter mechanism and the folding roller mechanism, when the length of the valve port paper changes, the distance between the traction cutter mechanism and the folding roller mechanism is adjusted to ensure that only one easy-to-tear line exists in the paper tape between the traction cutter mechanism and the folding roller mechanism, and when the valve port paper is torn along the easy-to-tear line by the folding roller mechanism, only one section of valve port paper is torn every time; the traction speed regulating assembly is used for changing the conveying speed of the paper tape, namely the length of each section of valve port paper is regulated through the change of the traction speed, so that the paper bag valve port inserting device can adapt to paper bags with more specifications and sizes; when the traction speed of the paper tape is increased, the gluing speed change assembly can increase the gluing speed of the composite gluing assembly, so that two or more layers of paper tapes can be compounded more efficiently.

The invention further provides that the sticker speed change assembly comprises a shell, wherein an input bevel gear, an output bevel gear, a gear carrier and a planetary gear are arranged in the shell; the gear rack is rotatably arranged in the shell, the number of the planetary gears is two, the two planetary gears are rotatably arranged on the gear rack, and the planetary gears are positioned between the input bevel gear and the output bevel gear and are meshed with the input bevel gear and the output bevel gear. The gear rack is fixed with a worm wheel, the shell is provided with a worm in a penetrating way, and the worm is connected with an adjusting hand wheel.

By adopting the technical scheme, the worm is driven to rotate by rotating the adjusting hand wheel, the worm drives the turbine to rotate by a proper angle, so that the rotating speed of the output bevel gear is increased or reduced compared with the original rotating speed, the transmission between the main driving shaft and the output shaft is changed, and the attachment position of the valve port paper on the paper bag is changed; and when the position of the valve port paper is attached accurately, the transmission between the main driving shaft and the output shaft is recovered through the self-locking action of the worm and gear.

The invention is further provided that the composite paper winding mechanism comprises two groups of inflatable shaft assemblies for mounting paper rolls, and the composite gluing assembly is positioned between the two groups of inflatable shaft assemblies.

By adopting the technical scheme, the two groups of inflatable shaft assemblies can be provided with paper rolls made of different materials, and corresponding paper tapes are selected for compounding according to valve port paper; the composite gluing component is used for gluing the surface of one paper tape, and the paper tape and the other paper bag which are glued are wound on a plurality of roll shafts to complete the compounding.

The invention is further provided that the walking assembly comprises a walking driving shaft which can be rotatably arranged on the mounting seat, a walking gear which is arranged on the walking shaft, and a rack which is matched with the walking gear, wherein the rack is fixedly arranged on the rack.

Through adopting above-mentioned technical scheme, it is rotatory through walking axle drive walking gear, and the intermeshing of walking gear and rack changes the relative position between mount pad and the frame to change the relative distance between drawing cutter mechanism and the roll of breaking, according to the length of each section valve port paper, make the paper tape between drawing cutter mechanism and the roll mechanism of breaking only have an easy tear line, ensure that the roll mechanism of breaking is effectual to the paper tape breaking.

The invention is further set up in that the traction speed regulation assembly comprises a driving traction gear which is detachably arranged on the main transmission shaft, the driving traction roller is provided with a driven traction gear and an adjusting support plate which coaxially rotates with the driven traction gear, and the adjusting support plate is provided with a transition gear which is meshed with the driving traction gear and the driven traction gear; the adjusting support plate is provided with an arc-shaped adjusting groove, the circle center of the arc-shaped adjusting groove is located on the rotating axis of the main traction roller, and an adjusting screw used for being locked with the mounting seat is arranged in the adjusting groove in a penetrating mode.

By adopting the technical scheme, the driving traction gear on the main transmission shaft can be replaced, and the driving traction gears with different sizes can be replaced according to the required rotating speed, so that the transmission ratio between the main transmission shaft and the main traction roller can be changed; after the size of the driving traction gear is changed, the transition gear is meshed with the replaced driving traction gear by rotating the adjusting plate, and the effective transmission of kinetic energy is realized.

The invention is further arranged that the auxiliary traction assembly comprises an auxiliary traction roller and an auxiliary paper pressing wheel; the main traction roller drives the auxiliary traction roller and the driving shaft synchronous belt to rotate through the synchronous belt.

Through adopting above-mentioned technical scheme, carry out the transmission through the hold-in range between supplementary carry over pinch rolls and the initiative carry over pinch rolls for make the traction speed between them keep unanimous, the stable traction of the paper tape of being convenient for is carried.

The cutting assembly comprises a movable cutter assembly and a fixed cutter assembly, the movable cutter assembly comprises a movable cutter shaft body, the movable cutter shaft body is provided with a movable cutter extending axially, the cutting edge of the movable cutter extends out of the movable cutter shaft body, the rack is provided with a driving conjugate gear driven by a main transmission shaft, the movable cutter shaft body is provided with a driven conjugate gear, the driving conjugate gear is meshed with the driven conjugate gear, and the part of the driven conjugate gear close to the rotation center corresponds to the movable cutter.

By adopting the technical scheme, the movable cutter on the movable cutter shaft body can rotate at a variable speed, and the rotating speed of the movable cutter shaft body is fastest when the movable cutter is preferably contacted with the fixed cutter, so that the efficient cutting of the cutting assembly is realized, and the cutting quality is improved.

The paper bag conveying mechanism further comprises two groups of conveying components for clamping two sides of the paper bag and driving the paper bag to advance, and each conveying component comprises a conveying rail and a conveying belt wound on the conveying rail.

Through adopting above-mentioned technical scheme, two surfaces of two sets of conveyor belt centre gripping container bags realize the stable transport to the container bag.

The invention is further provided that the gluing and glue mixing mechanism comprises a glue bearing disc arranged on the frame, and a glue mixing roller, a gluing roller and a gluing wheel which correspond to the glue bearing disc; the glue mixing roller is tightly attached to the upper glue roller, and the upper glue roller is driven at the end part of the glue mixing roller through a gear; the gluing roller is tightly attached to the gluing wheel, and the gluing roller is driven by a belt between the gluing wheels.

By adopting the technical scheme, the gluing roller and the gluing wheel rotate synchronously, and the glue stirring roller and the gluing roller rotate synchronously

The invention is further configured to: the machine frame is provided with a rejection mechanism, and the rejection mechanism comprises a main rejection conveying rail and an auxiliary rejection conveying rail which are arranged on the machine frame; the main rejection conveying rail is provided with a main rejection belt, the auxiliary rejection conveying rail is provided with an auxiliary rejection belt, one end of the main rejection belt is sleeved on the folding roller, the rejection mechanism further comprises a rejection needle arranged on the folding roller body, and a first switching assembly arranged at the end part of the folding roller body and used for driving the rejection needle to radially extend out.

Through adopting above-mentioned technical scheme, do not have the container bag to carry when the position at sticker barrel place and come, first switching component drive is rejected the needle and is stretched out to the outside of the roll body of creasing, makes and rejects the needle and pierce to the paper tape in, along with the rotation of roll body of creasing, send valve port paper into between paper owner rejects the belt and the vice belt of rejecting, reject the belt by owner and reject the belt and send unnecessary valve port paper off the roll mechanism of creasing.

In conclusion, the beneficial technical effects of the invention are as follows: when the paper bag changes in size, the valve port inserting device can be adjusted by the paper pasting speed change assembly, the traction speed change assembly and the gluing speed change assembly, so that the relative position between the valve port paper and the paper bag is changed, and the valve port paper is accurately attached to the paper bag.

Drawings

FIG. 1 is a schematic structural view of the paper bag valve port insertion device of the present invention;

FIG. 2 is a first schematic structural diagram of a traction cutter mechanism;

FIG. 3 is a schematic structural diagram II of a traction cutter mechanism;

FIG. 4 is a schematic view of a cutting assembly;

FIG. 5 is a schematic structural view of the stationary knife assembly;

FIG. 6 is a schematic structural view of the folding roller mechanism;

FIG. 7 is a schematic structural view of the folding roller mechanism hiding the folding roller body;

FIG. 8 is a schematic structural view of the cartridge mechanism;

FIG. 9 is a schematic view of the reject mechanism;

FIG. 10 is a schematic structural view of a glue applying and mixing mechanism;

FIG. 11 is a schematic view of the construction of the shift assembly;

reference numerals:

1. a frame; 11. a main drive shaft; 12. a reversing lever; 13. a guide rail; 14. a paper pressing holding rod; 15. a main drive gear; 16. a rack; 2. a composite paper roll mechanism; 21. an inflatable shaft assembly; 22. a composite gluing component; 23. a gluing speed change assembly; 24. a deviation rectifying component; 3. a cutter pulling mechanism; 31. a mounting seat; 311. a main drive shaft; 312. a travel drive shaft; 313. a traveling gear; 314. a driving conjugate gear; 315. a driven conjugate gear; 32. a traction shift assembly; 321. a drive traction gear; 322. adjusting the support plate; 323. a transition gear; 324. an adjustment groove; 325. locking the screw; 326. a driven traction gear; 33. a primary traction assembly; 331. a main pulling roll; 332. a main paper pressing wheel; 333. a support shaft; 334. a paper pressing wheel swing arm; 335. pulling the arm; 34. cutting the assembly; 341. a movable cutter shaft body; 342. moving a knife; 343. fixing a cutter; 344. a tool apron; 345. a paper supporting plate; 346. an adjusting screw; 35. an auxiliary traction assembly; 351. an auxiliary pull roll; 352. an auxiliary paper pressing wheel; 4. a gluing and glue mixing mechanism; 41. a glue bearing disc; 42. mixing the rubber roller; 43. gluing a rubber roller; 44. a rubber coating wheel; 45. a front swing arm; 5. a folding roller mechanism; 51. folding the roller body; 52. folding the shaft; 53. folding the sheet; 54. a first cam assembly; 6. a paper cartridge pasting mechanism; 61. a paper clamping opening; 62. a paper clamping shaft; 63. a clip; 64. a paper clamping swing arm; 65. a paper clamping cam; 66. pressing a paper belt; 67. pasting a paper cylinder body; 7. a paper bag conveying mechanism; 71. a conveying track; 72. standing the wall on the left; 73. a right vertical wall; 8. a rejection mechanism; 81. removing needles; 82. removing needle swing arms; 83. a first switching cylinder; 84. a main cam piece; 841. a drive section; 85. a sub cam piece; 86. a second switching cylinder; 87. mainly removing the conveying rails; 871. mainly removing the belt; 872. a support wheel; 873. supporting paper and supporting boards; 88. auxiliary removing conveying rails; 881. auxiliary removing belts; 9. a sticker shift assembly; 91. a housing; 92. an input shaft; 93. an input bevel gear; 94. an output shaft; 95. an output bevel gear; 96. a gear carrier; 97. a planetary gear; 98. a worm gear; 99. a worm.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a container bag valve port insertion device, including frame 1, frame 1 installs compound scroll mechanism 2, draws cutter mechanism 3, rubberizing and mixes gluey mechanism 4, rolls over roller mechanism 5, a sticker section of thick bamboo mechanism 6 and carries out the container bag conveying mechanism 7 of carrying on the container bag, frame 1 is equipped with main drive shaft 11, the drive shaft passes through drive mechanism and drives rubberizing simultaneously and mixes gluey mechanism 4, compound scroll mechanism 2, draw cutter mechanism 3, rolls over roller mechanism 5, sticker section of thick bamboo mechanism 6 operation.

As shown in fig. 1, the composite paper roll mechanism 2 includes two groups of inflatable shaft assemblies 21 for mounting paper rolls, respectively, the two groups of inflatable shaft assemblies 21 can mount paper rolls made of different materials, and corresponding paper tapes are selected for compounding according to valve port paper; a composite gluing component 22 is arranged between the two groups of air expansion shaft components 21 and is used for gluing the surface of the paper tape, the paper tape coated with the glue is wound on a plurality of roll shafts to complete compounding, the compounded paper tape is sent to a deviation rectifying component 24, and the paper tape is accurately conveyed through the deviation rectifying component 24; the rack 1 is provided with a reversing rod 12 which is obliquely arranged, and the paper tape is sent to the traction cutter mechanism 3 after being reversed by the reversing rod 12; the paper tape is unreeled through the traction cutter mechanism 3.

As shown in fig. 2 and 3, the traction cutter mechanism 3 includes a mounting base 31, and the mounting base 31 is provided with a main transmission shaft 311, and a main traction assembly 33, a cutting assembly 34, and an auxiliary traction assembly 35 which are driven by the main transmission shaft 311 and sequentially arranged. The frame 1 is provided with a guide rail 13 arranged along the paper bag conveying direction, and the mounting seat 31 is slidably mounted on the guide rail 13. The mounting seat 31 is provided with a rotatable walking driving shaft 312, the walking driving shaft 312 is provided with a walking gear 313, and the rack 1 is provided with a rack 16 matched with the walking gear 313. Through the rotation of the walking drive shaft 312, the driving mounting seat 31 slides on the frame 1, so as to adjust the distance between the traction cutter mechanism 3 and the folding roller mechanism 5.

The main traction assembly 33 comprises a main traction roller 331 with knurling on the surface, and a main paper pressing wheel 332 pressed on the surface of the main traction roller 331, wherein the main paper pressing wheel 332 adopts a rubber covered wheel; the paper tape passes between the main paper pressing wheel 332 and the main drawing roller 331, and the paper bag is driven to advance under the traction of the main drawing roller 331. The mounting seat 31 is provided with a rotatable supporting shaft 333, the supporting shaft 333 is fixed with a plurality of paper pressing wheel swing arms 334, and the main paper pressing wheel 332 is rotatably arranged at the end part of the paper pressing wheel swing arms 334; the supporting shaft 333 is fixedly provided with a pull arm 335, the end of the pull arm 335 and the mounting seat 31 are provided with an extension spring, and under the elastic force of the extension spring, the main paper pressing wheel 332 is pressed on the surface of the main drawing roller 331, so that the main drawing roller 331 drives the paper tape to advance.

As shown in fig. 1, a traction speed change assembly 32 is arranged between the main transmission shaft 311 and the main traction roller 331, the traction speed change assembly 32 includes a driving traction gear 321 arranged on the main transmission shaft 311, the main traction roller 331 is provided with a driven traction gear 326 and an adjusting support plate 322 coaxially rotating with the driven traction gear 326, the adjusting support plate 322 is provided with a transition gear 323 engaged with the driving traction gear 321 and the driven traction gear 326; the adjusting support plate 322 is provided with an arc-shaped adjusting groove 324, the circle center of the arc-shaped adjusting groove 324 is located on the rotation axis of the main traction roller 331, and a locking screw 325 for locking with the mounting seat 31 penetrates through the adjusting groove 324. When the paper feeding speed of the main traction assembly 33 needs to be increased, the driving traction gear 321 with a larger size is replaced, the adjusting support plate 322 is rotated, the transition gear 323 is meshed with the replaced driving traction gear 321, the transmission ratio of the main transmission shaft 311 and the main traction roller 331 is changed, and the locking screw 325 is locked, so that the transmission speed of the main traction roller 331 is increased. When the paper feeding speed of the main traction roller 331 needs to be reduced, the driving traction gear 321 with a smaller size is replaced, the locking screw 325 is loosened, the transition gear 323 is meshed with the replaced driving traction gear 321, and then the locking screw 325 is locked to fix the adjusting support plate 322.

As shown in fig. 3, the cutting assembly 34 includes a movable blade assembly and a fixed blade assembly, the movable blade assembly includes a movable blade shaft body 341, the movable blade shaft body 341 is provided with a movable blade 342 extending axially, and a blade of the movable blade 342 extends out of the movable blade shaft body 341; the fixed cutter assembly comprises a cutter holder 344 and a fixed cutter 343 fixed on the cutter holder 344; the cutter holder 344 is fixed with a plurality of supporting blocks, the upper surfaces of the supporting blocks are provided with two groups of paper supporting plates 345, and the two groups of paper supporting plates 345 are respectively positioned at two sides of the fixed cutter 343 and are used for supporting paper tapes. The fixed knife 343 is provided with a plurality of sets of waist-shaped holes, screws pass through the waist-shaped holes to fix the fixed knife 343, the bottom of the knife holder 344 is provided with an adjusting screw 346, the end of the adjusting screw 346 abuts against the back of the fixed knife 343, and the position of the fixed knife 343 is adjusted through the adjusting screw 346.

As shown in fig. 4, the rotation axes of the fixed knife 343 and the movable knife shaft 341 are inclined, and the blade edge of the fixed knife 343 and the blade edge of the movable knife 342 are in point contact during the rotation of the movable knife assembly, thereby completing the cutting of the paper tape. In the cutting process, the impact force is small, and the cutting is stable. The cutting edge of the movable knife 342 is provided with a plurality of notches, so that an easy-to-tear line is formed on the paper tape. As shown in fig. 3, the mount 31 is provided with a driving conjugate gear 314 and a driven conjugate gear 315, and the driving conjugate gear 314 and the main drive shaft 311 are driven by a synchronous belt. The driven conjugate gear 315 is fixed to the movable cutter shaft 341, so that the movable cutter 342 on the movable cutter shaft 341 can rotate at a variable speed, and preferably, when the movable cutter 342 contacts the fixed cutter 343, the rotating speed of the movable cutter shaft 341 is the fastest, thereby realizing efficient cutting of the cutting assembly 34 and improving the cutting quality.

As shown in fig. 3, the auxiliary traction assembly 35 includes an auxiliary traction roller 351 and an auxiliary platen roller 352, and the structure of the auxiliary traction assembly 35 is the same as that of the main traction assembly 33; the main traction roller 331 drives the auxiliary traction roller 351 to rotate in a synchronous belt mode through a synchronous belt.

The composite paper roll mechanism 2 sends rolled paper bags into the reversing rod 12 to turn, and sends the paper bags into the traction cutter mechanism 3, and the paper bags sequentially pass through the main traction assembly 33, the cutting assembly 34 and the auxiliary traction assembly 35. The easy-to-tear lines are cut at intervals by the length of the valve port paper installed on the cutting component 34, and the auxiliary traction component 35 sends the paper tape to the positions of the folding roller mechanism 5 and the paper cylinder pasting mechanism 6.

As shown in fig. 6 and 7, the folding roller mechanism 5 includes a folding roller body 51 rotatably mounted on the frame 1, the folding roller body 51 is provided with a folding shaft 52, a folding piece 53 is fixed on the folding shaft 52, the folding piece 53 extends out of the folding roller body 51, a first cam assembly 54 for driving the folding shaft 52 to rotate is arranged at the end of the folding roller body 51, and when the folding piece 53 rotates to a corresponding position, the folding roller mechanism swings under the action of the first cam assembly 54 to press the head of the paper tape into the paper pasting roller mechanism 6.

As shown in fig. 8, the sticker cartridge mechanism 6 includes a sticker cartridge body 67, a paper clamping opening 61 is formed on the outer peripheral surface of the sticker cartridge body 67, a paper clamping shaft 62 is installed in the paper clamping opening 61, a clamping piece 63 is fixed on the paper clamping shaft 62, and a clamping opening for clamping valve port paper is formed between the clamping piece 63 and the sticker cartridge body 67; the clamping piece 63 is controlled by a second cam assembly, the second cam assembly comprises a paper clamping swing arm 64, a paper clamping cam 65 is arranged at the end part of the sticker cylinder body 67, and the paper clamping swing arm 64 is matched with the paper clamping cam 65; in the rotation process of the paster tube body 67, the end part of the swing arm on the paper clamping shaft 62 is always attached to the surface of the paper clamping cam 65 and moves relative to the paper clamping cam 65, so that the clamping piece 63 periodically swings, and the opening and closing of the clamping opening are controlled; the middle part of the paster cylinder body 67 is sleeved with a paper pressing belt 66, and the paster cylinder body 67 is provided with a groove for the paper pressing belt 66 to be embedded; the clamping piece 63 is provided with a notch for the paper pressing belt 66 to pass through, and when the clamping piece 63 clamps valve opening paper, the paper pressing belt 66 does not affect the normal clamping of the clamping piece 63.

As shown in fig. 9, the folding roller body 51 and the sticker roller body 67 are vertically disposed, and the folding roller body 51 and the sticker roller body 67 move in synchronization. When the paper tape is fed between the folding roller body 51 and the sticker cylinder body 67 through the traction cutter mechanism 3, the clamping opening of the sticker cylinder body 67 is positioned below the paper tape, and the folding sheet 53 is positioned above the paper tape; with the rotation of the folding roller body 51, under the action of the first cam component 54, the folding piece 53 on the folding roller body 51 swings, and the folding piece 53 presses the paper tape cutter head into the clamping opening; meanwhile, with the continuous rotation of the sticker cylinder 67, the paper clamping shaft 62 rotates under the action of the second cam assembly, so that the clamping opening is closed, and the end of the paper tape in the clamping opening is clamped. The conveying speed of the traction cutter mechanism 3 is smaller than the moving speed of the folding roller mechanism 5 and the paper pasting cylinder mechanism 6, and through the speed difference between the two mechanisms, the paper pasting cylinder body 67 clamps the end part of the paper bag, and a section of valve port paper at the head part of the paper tape is broken along the easy-to-tear line to form an independent valve port paper. The sticker cylinder 67 clamps valve port paper and conveys the valve port paper to the position of the paper bag, and after the valve port paper is conveyed to the position, the clamping piece 63 is loosened under the action of the second cam assembly; meanwhile, the paper pressing belt 66 rotates along with the paper pasting cylinder body 67, the paper pressing belt 66 is separated from the gap of the clamping piece 63, and the valve port paper is taken out from the clamping opening under the action of the paper pressing belt 66, so that the valve port paper is conveyed to the corresponding part of the paper bag.

It should be noted that the mounting seat 31 is slidably mounted on the frame 1, and the rotating traveling gear 313 drives the mounting seat 31 to slide on the frame 1, so that the distance between the auxiliary traction assembly 35 and the paper-pasting cylinder mechanism 6 is adjustable, and it is ensured that only one easy-to-tear line exists in the paper tape between the auxiliary traction assembly 35 and the folding roller mechanism 5, and when the paper tape is broken through the paper-pasting cylinder 67, only one section of valve port paper is broken.

As shown in fig. 10, the glue applying and mixing mechanism 4 includes a glue bearing disc 41 installed on the frame 1, and a glue mixing roller 42, a glue applying roller 43, and a glue applying wheel 44 corresponding to the glue bearing disc 41; the glue mixing roller 42 is tightly attached to the glue applying roller 43, and the glue applying roller 43 is driven by a gear at the end part of the glue mixing roller 42 to synchronously move; the gluing roller 43 is tightly attached to the glue smearing wheel 44, and the gluing roller 43 and the glue smearing wheel 44 are driven by a belt to move synchronously. The gluing roller 43 is immersed in the glue bearing disc 41, the glue in the glue bearing disc 41 is attached to the surface of the gluing roller 43, and the glue is smeared on the surface of the glue smearing wheel 44 through the contact of the glue smearing wheel 44; a front swing arm 45 is arranged between the gluing roller 43 and the glue smearing wheel 44, the gluing roller 43 is rotatably arranged on the frame 1, the glue smearing wheel 44 is rotatably arranged on the front swing arm 45, and the frame 1 is provided with a cylinder for driving the front swing arm 45 to rotate around the gluing roller 43; the cylinder shaft can drive the smearing wheel 44 to deflect around the front swing arm 45 in the telescopic process, and the distance between the smearing wheel 44 and the sticker cylinder 67 can be controlled in the deflecting process. The adaptability adjustment can be made through the air cylinder according to the actual situation. The gluing principle of the composite gluing component 22 is the same as that of the gluing and glue mixing mechanism 4, the gluing speed change component 23 in the composite gluing component 22 is the same as that of the traction speed change component 32, and the rotation speed of the gluing wheel 44 is adjusted by replacing gears with different sizes.

As shown in fig. 1, the paper bag conveying mechanism 7 includes two sets of conveying assemblies for clamping two sides of the paper bag and driving the paper bag to advance, and the conveying assemblies include a conveying rail 71 and a conveying belt wound on the conveying rail 71. Frame 1 is equipped with a left side and founds wall 72 board and the right side and founds wall 73 board, and a left side is found wall 72 board and is found the right side and has set up the clearance that is used for supplying the container bag to pass between the wall 73 board, and this clearance is located two sets of conveyor belt centre gripping container bag positions directly over, two surfaces of two sets of conveyor belt centre gripping container bags that make, drive container bag pass in the clearance that wall 72 board and the right side found wall 73 board along a left side.

The glue smearing wheel 44 corresponds to the sticker cylinder 67, and in the process that the sticker cylinder 67 carries valve port paper from the auxiliary traction assembly 35 to the paper bag, the valve port paper can contact with the glue smearing wheel 44 to smear glue to the corresponding position on the surface of the valve port paper; it should be noted that, the glue applying wheels 44 in different shapes are arranged according to different attachment conditions of the valve port paper. With the continuation of sticker barrel 67 rotatory, with the valve port paper attached to the container bag under the sticker barrel on.

The frame 1 is provided with a paper pressing holding rod 14 for pressing paper bags, and the paper pressing holding rod 14 is positioned above the left vertical wall 72 plate and the right vertical wall 73 plate; after the valve port paper is attached to the upper portion of the paper bag, the valve port paper is fed to the position of the paper pressing holding rod 14 under the action of the paper bag conveying mechanism 7, the upper portion of the paper bag is pressed through the paper pressing holding rod 14, and the paper bag is prevented from being automatically deformed. The middle part cover of sticker barrel 67 has first pressure paper belt 66, and first pressure paper belt 66 extends and can press at the container bag upper surface along the direction of delivery of container bag, and first pressure paper belt 66 is the same with container bag conveying mechanism 7's transfer rate.

The removing mechanism 8 comprises a main removing conveying rail 87 and an auxiliary removing conveying rail 88 which are arranged on the rack 1, the main removing conveying rail 87 and the auxiliary removing conveying rail 88 are arranged in an arc shape, and the main removing conveying rail 87 is provided with an arc-shaped paper supporting and supporting board 873; the main removing conveying rail 87 is provided with a main removing belt 871 on the main removing conveying rail 87, and the auxiliary removing conveying rail 88 is provided with an auxiliary removing belt 881; the main conveying rail is provided with a plurality of supporting wheels 872 for supporting the main removing belt 871 so as to keep the main removing belt 871 and the auxiliary removing belt 881 tightly attached to each other. Main rejection removes the pot head of belt 871 and locates the roll body 51 of creasing, and the roll body 51 of creasing is equipped with the recess, annular recess, recess are used for supplying main rejection to remove the embedding of belt 871, and main rejection removes the drive power of belt 871 and comes from roll body 51 of creasing, and through the rotation of roll body 51 of creasing, the main rejection of drive removes the belt 871 rotation, and main rejection removes belt 871 and vice rejection belt 881 and hugs closely each other and realizes both synchronous motion.

The rejecting mechanism 8 further comprises a rejecting needle 81 which is arranged in the folding roller body 51 and can stretch out and draw back in the radial direction, a rejecting needle cam component is arranged at the end part of the folding roller body 51 and comprises a main cam piece 84 and an auxiliary cam piece 85, and the frame 1 is provided with a first air exchanging cylinder 83 which drives the cam pieces to move along the axial direction of the folding roller body 51. The main cam piece 84 is provided with a driving part 841 for controlling the extension of the removing needle 81, the rest part of the main cam piece 84 is flush with the surface of the auxiliary cam piece 85, and the removing needle swing arm 82 for controlling the extension and contraction of the removing needle 81 is matched with the auxiliary cam piece 85 in normal operation; when the end of the paper tape is normally folded, the removing needle swing arm 82 is driven to be matched with the main cam piece 84, and the removing needle 81 is contracted in the folding roller body 51.

When the sensor detects that no paper bag enters the lower part of the sticker cylinder body 67, the first cutting and ventilating cylinder 83 drives the main cam piece 84 and the auxiliary cam piece 85 to move axially, and drives the main cam piece 84 to move to the position of the removing needle swing arm 82, so that the removing needle swing arm 82 is matched with the main cam piece 84. When the removing needle swing arm 82 passes through the driving part 841 of the main cam, the removing needle swing arm 82 is driven to rotate, and the removing needle 81 is driven to extend out of the folding roller body 51 through the transmission of the connecting rod mechanism, so that the removing needle 81 is inserted into the paper tape; a second switching cylinder 86 for driving the paper clamping cam 65 to rotate is arranged on the machine frame 1, and the second switching cylinder 86 moves synchronously while the first switching cylinder 83 works to change the movement period of the clamping piece 63 so as to delay the closing of the clamping opening. After the removing needle 81 penetrates into the paper tape, the paper tape rotates along with the folding roller body 51, so that the paper bag does not enter the paper pasting barrel mechanism 6.

Driven by the removing needle 81, the valve port paper moves between the main removing conveying rail 87 and the auxiliary removing conveying rail 88, when the valve port paper is conveyed to the position of the main removing conveying rail 87, the valve port paper is separated from the removing needle 81 under the guidance of the main removing belt 871, and the valve port paper is taken away from the creasing roller through the main removing belt 871 and the auxiliary removing belt 881.

The frame 1 is provided with a paster speed change component 9 connected with a main driving shaft 11, the paster speed change component 9 comprises a shell 91, and an input bevel gear 93, an output bevel gear 95, a gear carrier 96 and a planetary gear 97 are arranged in the shell 91; the planetary gears 97 are two, two planetary gears 97 are rotatably mounted on the carrier 96, and the planetary gears 97 are located between the input bevel gear 93 and the output bevel gear 95 and are meshed with the input bevel gear 93 and the output bevel gear 95. Wherein the main driving shaft 11 is connected with the input shaft 92 through a bevel gear, and a driving following gear is arranged on the input shaft 92; the output bevel gear 95 is coaxial with the main drive transmission gear and is driven by the transmission shaft, and the main drive gear 15 drives each mechanism to move through a gear assembly. The carrier 96 is rotatably provided in the housing 91, a worm wheel 98 is fixed to the carrier 96, and a worm 99 engaged with the worm wheel 98 is inserted into the housing 91. The frame 1 is provided with an adjusting hand wheel, and the adjusting hand wheel and the worm 99 are driven by a universal joint.

The worm 99 is driven to rotate by adjusting a hand wheel, the worm 99 drives the worm wheel 98 to rotate by a proper angle, the position of the planetary gear 97 is changed, and the rotating speed of the output bevel gear 95 is increased or reduced compared with the original rotating speed, so that the gluing and glue mixing mechanism 4, the composite paper roll mechanism 2, the traction cutter mechanism 3, the folding roller mechanism 5 and the paper pasting cylinder mechanism 6 are adjusted, and the attaching position of valve port paper on a paper bag is changed; when the position of the valve port paper attached to the paper bag has errors, the valve port paper can be adjusted through the adjusting hand wheel.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a container bag valve port insertion device which characterized in that: the paper bag folding machine comprises a rack (1), wherein the rack (1) is provided with a composite paper roll mechanism (2), a traction cutter mechanism (3), a glue applying and mixing mechanism (4), a folding roller mechanism (5), a paper bag cylinder mechanism (6) and a paper bag conveying mechanism (7) for conveying paper bags, the rack (1) is provided with a main driving shaft (11), and the main driving shaft (11) simultaneously drives the glue applying and mixing mechanism (4), the composite paper roll mechanism (2), the traction cutter mechanism (3), the folding roller mechanism (5) and the paper bag cylinder mechanism (6) to operate through a transmission mechanism;

the transmission mechanism comprises a main driving shaft (11) and an output shaft (94), and a paster speed change assembly (9) is arranged between the main driving shaft (11) and the output shaft (94); the output shaft (94) is in transmission with the gluing and glue mixing mechanism (4), the composite paper roll mechanism (2), the traction cutter mechanism (3), the folding roller mechanism (5) and the paper pasting cylinder mechanism (6) through a belt or a gear;

the composite paper roll mechanism (2) comprises a composite gluing component (22), the composite gluing component (22) comprises a composite gluing wheel (44), and the composite gluing wheel (44) is connected with the transmission mechanism through a gluing speed change component (23);

the traction cutter mechanism (3) comprises a mounting seat (31), the rack (1) is provided with a guide rail (13) arranged along the conveying direction of the paper bag, the mounting seat (31) is arranged on the guide rail (13) in a sliding manner, and the mounting seat (31) is provided with a walking assembly;

the traction cutter mechanism (3) comprises a main transmission shaft (311) arranged on the mounting seat (31), and a main traction component (33), a cutting component (34) and an auxiliary traction component (35) which are driven by the main transmission shaft (311) and are sequentially arranged; the main traction assembly (33) comprises a main traction roller (331), and a traction speed regulating assembly is arranged between the main transmission shaft (311) and the main traction roller (331);

the machine frame (1) is provided with a removing mechanism (8), and the removing mechanism (8) comprises a main removing conveying rail (87) and an auxiliary removing conveying rail (88) which are arranged on the machine frame (1); the main rejection conveying rail (87) is provided with a main rejection belt (871), and the auxiliary rejection conveying rail (88) is provided with an auxiliary rejection belt (881); the main removing conveying rail (87) is provided with a plurality of supporting wheels (872) for supporting a main removing belt (871); one end of the main rejection belt (871) is sleeved on the folding roller barrel (51), the folding roller barrel (51) is provided with an annular groove, and the groove is used for the main rejection belt (871) to be embedded;

the rejecting mechanism (8) further comprises rejecting needles (81) which are arranged in the folding roller barrel body (51) and can stretch out and draw back in the radial direction, a rejecting needle cam assembly is arranged at the end part of the folding roller barrel body (51), the rejecting needle cam assembly comprises a main cam piece (84) and an auxiliary cam piece (85), and the rack (1) is provided with a first switching cylinder (83) for driving the cam pieces to move along the axial direction of the folding roller barrel body (51); the main cam piece (84) is provided with a driving part (841) for controlling the extension of the removing needle (81), and the rest part of the main cam piece (84) is flush with the surface of the auxiliary cam piece (85).

2. The paper bag valve port insertion device according to claim 1, wherein the sticker speed change assembly (9) comprises a housing (91), an input bevel gear (93), an output bevel gear (95), a gear carrier (96) and a planetary gear (97) are arranged in the housing (91); the gear rack (96) is rotatably arranged in the shell (91), the number of the planetary gears (97) is two, the two planetary gears (97) are rotatably arranged on the gear rack (96), and the planetary gears (97) are positioned between the input bevel gear (93) and the output bevel gear (95) and are meshed with the input bevel gear (93) and the output bevel gear (95);

the gear rack (96) is fixed with a worm wheel (98), the shell (91) is provided with a worm (99) matched with the worm wheel (98) in a penetrating way, and the worm (99) is connected with an adjusting hand wheel.

3. A paper bag valve port insertion device according to claim 1, characterized in that the composite paper roll mechanism (2) comprises two sets of inflatable shaft assemblies (21) for mounting paper rolls, and the composite glue coating assembly (22) is positioned between the two sets of inflatable shaft assemblies (21).

4. The paper bag valve port insertion device according to claim 1, wherein the traveling assembly comprises a traveling drive shaft (312) rotatably disposed on the mounting seat (31), a traveling gear (313) mounted on the traveling drive shaft (312), and a rack (16) engaged with the traveling gear (313), and the rack (16) is fixedly mounted on the rack (1).

5. The paper bag valve port insertion device according to claim 1, wherein the traction speed regulating component comprises a driving traction gear (321) detachably arranged on the main transmission shaft (311), the driving traction roller (331) is provided with a driven traction gear (326) and an adjusting support plate (322) coaxially rotating with the driven traction gear (326), the adjusting support plate (322) is provided with a transition gear (323) engaged with the driving traction gear (321) and the driven traction gear (326); the adjusting support plate (322) is provided with an arc-shaped adjusting groove (324), the circle center of the arc-shaped adjusting groove (324) is positioned on the rotating axis of the main traction roller (331), and an adjusting screw (346) used for locking with the mounting seat (31) penetrates through the adjusting groove (324).

6. The paper bag valve port insertion device according to claim 5, wherein the auxiliary pulling assembly (35) comprises an auxiliary pulling roller (351) and an auxiliary paper pressing wheel (352); the main traction roller (331) drives the auxiliary traction roller (351) and the driving shaft synchronous belt to rotate through the synchronous belt.

7. The paper bag valve port insertion device according to claim 1, wherein the cutting assembly (34) comprises a movable cutter assembly and a fixed cutter assembly, the movable cutter assembly comprises a movable cutter shaft body (341), the movable cutter shaft body (341) is provided with a movable cutter (342) extending axially, the blade of the movable cutter (342) extends out of the movable cutter shaft body (341), the frame (1) is provided with a driving conjugate gear (314) driven by the driving transmission shaft (311), the movable cutter shaft body (341) is provided with a driven conjugate gear (315), the driving conjugate gear (314) is meshed with the driven conjugate gear (315), and the part of the driven conjugate gear (315) close to the rotation center corresponds to the movable cutter (342).

8. The paper bag valve port insertion device according to claim 1, wherein the paper bag conveying mechanism (7) comprises two sets of conveying components for clamping two sides of the paper bag and driving the paper bag to advance, and the conveying components comprise a conveying rail (71) and a conveying belt wound on the conveying rail (71).

9. The paper bag valve port insertion device according to claim 1, wherein the glue applying and mixing mechanism (4) comprises a glue bearing disc (41) mounted on the frame (1), and a glue mixing roller (42), a glue applying roller (43) and a glue applying roller (44) corresponding to the glue bearing disc (41); the glue mixing roller (42) is tightly attached to the glue applying roller (43), and the end parts of the glue applying roller (43) and the glue mixing roller (42) are driven by a gear; the gluing roller (43) is tightly attached to the gluing wheel (44), and the gluing roller (43) and the gluing wheel (44) are in transmission through a belt.