CN117963598B - Printing mechanism for producing aluminum foil composite paper - Google Patents
Printing mechanism for producing aluminum foil composite paper Download PDFInfo
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- CN117963598B CN117963598B CN202410370591.5A CN202410370591A CN117963598B CN 117963598 B CN117963598 B CN 117963598B CN 202410370591 A CN202410370591 A CN 202410370591A CN 117963598 B CN117963598 B CN 117963598B
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- roller
- negative pressure
- frame body
- pressure suction
- seat
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- 239000002131 composite material Substances 0.000 title claims abstract description 54
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 53
- 239000011888 foil Substances 0.000 title claims abstract description 53
- 230000007246 mechanism Effects 0.000 title claims abstract description 50
- 238000007639 printing Methods 0.000 title claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000001179 sorption measurement Methods 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 244000309464 bull Species 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 239000005030 aluminium foil Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 239000000289 melt material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000005304 joining Methods 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 241001149930 Protura <class> Species 0.000 description 1
- 241001122767 Theaceae Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019219 chocolate Nutrition 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Replacement Of Web Rolls (AREA)
Abstract
The invention relates to the technical field of composite paper production equipment, in particular to an aluminum foil composite paper production printing mechanism, which comprises a machine shell, an unreeling mechanism and a reeling mechanism, wherein a jointing mechanism is arranged between the unreeling mechanism and the machine shell and comprises a frame body and a jointing assembly, the jointing assembly comprises an upper negative pressure suction seat and a lower negative pressure suction seat which are arranged in opposite directions, the adsorption surfaces of the upper negative pressure suction seat and the lower negative pressure suction seat are covered with heating plates, two groups of air cylinders IV connected with the upper negative pressure suction seat are fixedly arranged on the upper frame body, and two groups of air cylinders V connected with the lower negative pressure suction seat are fixedly arranged on the lower frame body. The upper negative pressure suction seat and the lower negative pressure suction seat utilize the high temperature generated by the heating plate to melt materials at the joint of the aluminum foil composite paper, and the materials are bonded together under the action of pressure, after heat sealing, the new aluminum foil composite paper and the old aluminum foil composite paper can form firm seals, manual intervention is not needed, the equipment downtime is short, the continuity of printing operation is ensured, and the production efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of composite paper production equipment, in particular to a printing mechanism for producing aluminum foil composite paper.
Background
Aluminum foil composite paper is a composite material, and is made by compounding aluminum foil and paper together through a specific process. Aluminum foil generally has excellent barrier property, thermal stability and certain mechanical strength, while paper has the characteristics of portability, printability, lower cost and the like. Therefore, aluminum foil composite paper has wide application in the packaging industry. The aluminum foil composite paper has wide application in the fields of food packaging, medicine packaging, cosmetic packaging and the like. For example, it can be used for making tea packages, chocolate packages, pharmaceutical packages, etc., which can effectively protect the product from moisture, oxidation and contamination. Meanwhile, the printability of the aluminum foil composite paper enables the aluminum foil composite paper to print various patterns and characters easily, and the attractiveness and added value of the product are improved.
In the printing of aluminum foil composite paper, the joining of the paper sheets during the roll change is a critical step involving the seamless joining of the new and old rolls Zhang Pingwen to ensure the continuity of the printing. In the current paper joining process, when old paper is about to run out, the starting end of new paper and the tail end of old paper are butted together, the new paper and the old paper are stuck together by using a special paper-joining adhesive tape, then the redundant adhesive tape and paper are trimmed by using a cutter, so that the joint is smooth and smooth, and finally the speed and the tension of the printing machine are adjusted according to the requirement, so that the paper at the joint can stably pass through the printing machine and keep consistent with the paper at other parts.
Therefore, the roll changing operation in the existing printing process is complicated, manual intervention is needed, the downtime of the printing machine and the conveying equipment is long, the printing continuity is affected, and the production efficiency is reduced.
Disclosure of Invention
In order to solve the technical problems, the invention provides an aluminum foil composite paper production printing mechanism, which is realized by the following technical scheme:
The utility model provides an aluminium foil compound paper production printing mechanism, includes the casing, the inside of casing is equipped with a plurality of printing cores, one side of casing is equipped with unreels the mechanism, the opposite side of casing is equipped with winding mechanism, unreel and be equipped with coupling mechanism between mechanism and the casing, coupling mechanism includes support body and coupling assembly, the support body includes upper and lower support body that sets up from top to bottom, the support body is installed in proper order from left to right and is changeed roller one, changeing roller two, changeing roller three, changeing roller four, changeing roller five, changeing roller six and changeing roller seven, the upper support body is installed in proper order from left to right and is changeed roller eight, changeing roller ten, changeing roller eleven and changeing roller twelve, coupling assembly includes the last negative pressure suction seat and the lower negative pressure suction seat that set is established in opposite directions, the last negative pressure suction seat is located the one side of changeing roller twelve, the suction face of going up negative pressure suction seat and lower negative pressure suction seat all covers the suction face of change roller one, the inside heating plate is laid the heating plate in proper order from left to right, and the cylinder suction wire has two sets of suction tube sets to be connected to the negative pressure suction tube sets, and the suction tube sets are connected to two suction tube sets are connected to the upper and lower suction tube sets through the cylinder suction tube sets.
Further, unreel the mechanism and include unreel the support body and locate the transportation dolly in the middle of the support body of unreeling, be equipped with multiunit clamping mechanism on the support body of unreeling, every clamping mechanism is all including locating the pneumatic rotatory thrust tip cone of unreeling support body one side and locating the pneumatic thrust tip cone of unreeling support body opposite side, one side of unreeling support body is equipped with multiunit and pneumatic rotatory thrust tip cone one-to-one's driving motor, driving motor is connected with pneumatic rotatory thrust tip cone drive.
Further, pneumatic thrust tip cone includes cylinder one, stand pipe, movable seat, tip cone and push rod one, the one end of movable seat is equipped with the through-hole one, the other end of movable seat is equipped with bearing groove one, bearing groove one has inlayed thrust bearing one, the one end of bearing groove one is equipped with the bearing groove second of intercommunication through-hole one, bearing groove two has inlayed two sets of radial bearings one, the one end of tip cone is equipped with the bracing piece, the bracing piece stretches into bearing groove two from the through-hole one and passes two sets of radial bearings one and thrust bearing one in proper order, two sets of radial bearings one separates through the retainer ring that the cover was located the bracing piece, the shaft of bracing piece is equipped with the retaining ring groove, the retaining ring inslot has the jump ring of supporting the outside radial bearing one, the tip of bracing piece is fixed with retaining ring one, thrust bearing one is pressed in bearing groove one, cylinder one, stand pipe are installed on unreeling the support body through the support respectively, the output of cylinder one is connected with the push rod one through the stand pipe, one end of push rod is equipped with connection flange one, be connected to the movable flange.
Further, pneumatic rotatory thrust tip cone includes cylinder two, push rod two, connecting seat and drive sprocket, the connecting seat is fixed to unreel the support body, cylinder two passes through the support mounting on unreeling the support body, push rod two's one end is equipped with flange two, flange two is connected with the closing cap, flange two's middle part is equipped with the bearing groove three, the bearing groove three has inlayed radial bearing two, cylinder two's output passes the closing cap and stretches into bearing groove three, radial bearing two passes through retaining ring two and is fixed to cylinder two's output, the one end of connecting seat is equipped with the through-hole two, the other end of connecting seat is equipped with the bearing groove four of intercommunication through-hole two, bearing groove four has inlayed thrust bearing three, drive sprocket's one end stretches into in the bearing groove four and passes drive sprocket from the through-hole two, drive sprocket's tip has the retaining ring three of butt thrust bearing three through external screw connection, connecting seat one end is equipped with the apron that seals bearing groove four, between the tip of apron and drive sprocket's the end has the two, three bearings of butt joint, three thrust sprocket and three-way bearing grooves, three are equipped with the thrust runner, the one-to-one correspondence.
Further, the transportation trolley comprises a bottom frame, a scissor fork type lifting arm and a top frame, wherein the top of the top frame is provided with a placement seat, the bottom of the bottom frame is provided with universal wheels, one end of the bottom of the scissor fork type lifting arm is hinged with the bottom frame, the other end of the bottom of the scissor fork type lifting arm is in sliding connection with the bottom frame, one end of the top of the scissor fork type lifting arm is hinged with the top frame, the other end of the top of the scissor fork type lifting arm is in sliding connection with the top frame, one side of the bottom frame is provided with a motor, the output end of the motor is connected with a screw rod arranged on the bottom frame, a nut seat is arranged on a connecting rod at the bottom of the scissor fork type lifting arm, and the screw rod penetrates through the nut seat.
Further, both ends of the upper negative pressure suction seat and the lower negative pressure suction seat are respectively provided with a guide seat, two sides of the upper end face of the lower frame body are respectively provided with a guide rod connected with the lower end face of the upper frame body, and the guide rods penetrate through the guide seats.
Further, the cylinder III is installed respectively to the both sides of lower support body, and every the support frame is all installed to the output of cylinder III, two sets of install electronic compression roller between the support frame, electronic compression roller is located the commentaries on classics roller IV.
Further, the frame body is respectively provided with a deviation rectifying component between the third roller and the fourth roller, between the sixth roller and the seventh roller, and between the ninth roller and the tenth roller, and a plurality of groups of detection light curtains are arranged on the frame body and are respectively arranged between the eighth roller and the ninth roller, between the tenth roller and the eleventh roller, between the first roller and the second roller, on one side of the fourth roller, on one side of the sixth roller and on one side of the seventh roller.
Further, the component of rectifying includes base and rectangle frame, the base is fixed to lower support body or last support body, the guide roll is all installed to the up end both sides of rectangle frame, the inside wall of rectangle frame articulates there is electric putter, electric putter's one end articulates to the base, the bull stick is installed through horizontal bearing frame to bottom one side of rectangle frame, the one end of bull stick is installed to the base through another horizontal bearing frame, the support truckle is installed to the bottom opposite side of rectangle frame, install the backup pad that holds the support truckle on the base.
After the technical scheme is adopted, the invention has the beneficial effects that:
The starting end of the new aluminum foil composite paper sequentially bypasses all the rotating rollers on the upper frame body and is absorbed by negative pressure formed by the upper negative pressure suction seat, the starting end of the new aluminum foil composite paper is fixed, when the tail end of the old aluminum foil composite paper moves to the lower negative pressure suction seat, the negative pressure formed by the lower negative pressure suction seat absorbs the old aluminum foil composite paper, the tail end of the tail part of the old aluminum foil composite paper is fixed, then the heating plates on the upper negative pressure suction seat and the lower negative pressure suction seat are started, the cylinder four pushes the upper negative pressure suction seat to move downwards, the cylinder five pushes the lower negative pressure suction seat to move upwards, the joint of the starting end of the new aluminum foil composite paper and the tail end of the old aluminum foil composite paper is finished, materials at the joint of the aluminum foil composite paper are melted by the high temperature generated by the heating plates, and are bonded together under the action of the pressure, after heat sealing, the new aluminum foil composite paper and the old aluminum foil composite paper can form firm sealing without manual intervention, the equipment downtime is short, the continuity of printing operation is ensured, and the production efficiency is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic structural view of an unreeling mechanism;
FIG. 3 is a schematic structural view of a transfer vehicle;
FIG. 4 is a schematic view of the structure of the movable seat;
FIG. 5 is a schematic diagram of a second push rod;
FIG. 6 is a schematic view of the structure of a pneumatically rotated tip cone;
FIG. 7 is a front view of the engagement mechanism;
FIG. 8 is a perspective view of the engagement mechanism;
FIG. 9 is a schematic structural view of the joint assembly;
FIG. 10 is a schematic diagram of a deviation correcting assembly;
Fig. 11 is a schematic structural view of the heating plate.
Reference numerals: the device comprises a 1-unreeling mechanism, a 11-unreeling frame body, a 12-transfer trolley, a 121-underframe, a 122-scissor lifting arm, a 1221-connecting rod, a 123-top frame, a 124-motor, a 125-placing seat, a 126-screw rod, a 127-universal wheel, a 128-nut seat, a 13-driving motor, a 14-pneumatic thrust top cone, a 141-cylinder I, a 142-guide tube, a 143-movable seat, a 144-top cone, a 1441-supporting rod, a 1442-retainer ring groove, a 1443-clamp spring, a 145-radial bearing I, a 146-thrust bearing I, a 147-retainer ring, a 148-retainer ring I, a 149-push rod I, a 1491-connecting flange I, a 15-pneumatic rotary thrust top cone, a 151-cylinder II, a 152-push rod II, a 1521-connecting flange II, a 1522-retainer ring II, a 1524-sealing cover, a 1525-sliding groove, a 153-connecting seat, a 154-driving sprocket, a 1541-external thread, a 1542-retainer ring, a 155-cover plate, a 156-thrust bearing II, a 157-third thrust bearing and a 158-third thrust bearing; 2-jointing mechanism, 21-lower frame, 211-first roller, 212-second roller, 213-third roller, 214-third cylinder, 215-fourth roller, 216-electric press roller, 217-fifth roller, 218-sixth roller, 219-seventh roller, 22-upper frame, 221-eighth roller, 222-ninth roller, 223-tenth roller, 224-eleventh roller, 225-twelfth roller, 23-jointing component, 231-fourth cylinder, 232-upper negative pressure suction seat, 233-fifth cylinder, 234-lower negative pressure suction seat, 235-heating plate, 2351-resistance wire, 2352-air hole, 236-guide bar, 237-guide seat, 24-correction component, 241-base, 242-electric push rod, 243-rectangular frame, 244-guide roller, 245-rotary rod, 246-supporting caster, 247-supporting plate, 25-detecting light curtain; 3-printing a core; 4-a winding mechanism.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and the detailed embodiments. It should be understood that the specific embodiments described herein are merely configured to illustrate the invention and are not configured to limit the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by showing examples of the invention.
The directional terms appearing in the following description are those directions shown in the drawings and do not limit the specific structure of the invention. In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
Referring to fig. 1 to 11, in order to solve the problems of manual intervention and long equipment downtime in the prior art, an embodiment of the invention provides a printing mechanism for producing aluminum foil composite paper, which comprises a PLC controller, a printing unit, an unreeling mechanism 1, a jointing mechanism 2 and a reeling mechanism 4. The printing unit comprises a casing, and a plurality of printing cores 3 are arranged in the casing. The unreeling mechanism 1 is arranged on one side of the printing unit, the reeling mechanism 4 is arranged on the other side of the printing unit, and the jointing mechanism 2 is arranged between the unreeling mechanism 1 and the printing unit.
The unreeling mechanism 1 comprises an unreeling frame 11 and a transfer trolley 12 arranged in the middle of the unreeling frame 11. The unreeling frame body 11 is provided with a plurality of groups of clamping mechanisms, and each clamping mechanism comprises a pneumatic rotary thrust tip cone 15 arranged on one side of the unreeling frame body 11 and a pneumatic thrust tip cone 14 arranged on the other side of the unreeling frame body 11. One side of the unreeling frame body 11 is provided with a plurality of groups of driving motors 13 which are in one-to-one correspondence with the pneumatic rotary thrust tip cones 15, and the driving motors 13 are in driving connection with the pneumatic rotary thrust tip cones 15.
The transfer trolley 12 is used for conveying paper rolls, so that the paper rolls are convenient to transfer among stations, and the convenience of transportation is improved. The transfer trolley 12 comprises a bottom frame 121, a scissor fork type lifting arm 122 and a top frame 123, wherein one end of the bottom of the scissor fork type lifting arm 122 is hinged with the bottom frame 121, the other end of the bottom of the scissor fork type lifting arm 122 is in sliding connection with the bottom frame 121, one end of the top of the scissor fork type lifting arm 122 is hinged with the top frame 123, and the other end of the top of the scissor fork type lifting arm 122 is in sliding connection with the top frame 123. The top fixed mounting of roof-rack 123 has and places the seat 125, places the middle part indent of seat 125, and the scroll is placed in the indent, effectively avoids the roll of fiber container when carrying. Universal wheels 127 are mounted at the bottom of the underframe 121, so that flexibility in transferring is improved.
A motor 124 is installed at one side of the bottom frame 121, an output end of the motor 124 is connected with a screw rod 126 installed on the bottom frame 121 through a bearing seat, a nut seat 128 is arranged on a connecting rod 1221 at the bottom of the scissor lift arm 122, and the screw rod 126 passes through the nut seat 128. The motor 124 drives the screw rod 126 to rotate to convert the connecting rod 1221 into linear motion sliding along the bottom frame 121, so that the scissor-type lifting arm 122 is lifted and lowered, and the center of the paper roll on the placing seat 125 is adjusted, so that the clamping mechanism is convenient to clamp.
The pneumatic thrust tip cone 14 comprises a first cylinder 141, a guide tube 142, a movable seat 143, a tip cone 144 and a first push rod 149, wherein the first cylinder 141 and the guide tube 142 are respectively arranged on the unreeling frame body 11 through brackets. One end of the movable seat 143 is provided with a first through hole, the other end of the movable seat 143 is provided with a first bearing groove, a first thrust bearing 146 is embedded in the first bearing groove, one end of the first bearing groove is provided with a second bearing groove communicated with the first through hole, and two groups of first radial bearings 145 are embedded in the second bearing groove. One end of the tip cone 144 is provided with a supporting rod 1441, and the supporting rod 1441 extends into the bearing groove II from the through hole I and sequentially passes through the two groups of radial bearings I145 and the thrust bearing I146. The first radial bearings 145 are separated by a spacer 147 sleeved on a supporting rod 1441, a rod body of the supporting rod 1441 is provided with a retainer ring groove 1442, a retainer ring 1443 propping against the first radial bearing 145 at the outermost side is embedded in the retainer ring groove 1442, a first retainer ring 148 is fixed at the end part of the supporting rod 1441, and the first retainer ring 148 presses the first thrust bearing 146 in the first bearing groove. The output end of the first cylinder 141 is connected with a first push rod 149 penetrating through the guide tube 142, one end of the first push rod 149 is provided with a first connecting flange 1491, and the first connecting flange 1491 is fixed to the movable seat 143 to seal the first bearing groove.
The pneumatic rotary thrust tip cone 15 comprises a second cylinder 151, a second push rod 152, a connecting seat 153 and a transmission chain wheel 154, wherein the connecting seat 153 is fixed on the unreeling frame body 11, the second cylinder 151 is mounted on the unreeling frame body 11 through a bracket, a guide support is mounted on the unreeling frame body 11, and the second push rod 152 penetrates through the guide support. One end of the second push rod 152 is provided with a conical head similar to the tip cone 144, the other end of the second push rod 152 is provided with a second connecting flange 1521, the middle part of the second connecting flange 1521 is provided with a third bearing groove, and the second connecting flange 1521 is connected with a sealing cover 1524 for sealing the third bearing groove. The third bearing groove is embedded with a second radial bearing 1523, the output end of the second cylinder 151 penetrates through the sealing cover 1524 to extend into the third bearing groove, and the second radial bearing 1523 is fixed to the output end of the second cylinder 151 through a second retainer ring 1522. One end of the connecting seat 153 is provided with a second through hole, the other end of the connecting seat 153 is provided with a fourth bearing groove communicated with the second through hole, and the fourth bearing groove is embedded with a third thrust bearing 158. One end of the drive sprocket 154 extends into the bearing groove IV from the through hole II and passes through the thrust bearing III 158, and the end of the drive sprocket 154 is connected with a retainer ring III 157 which abuts against the thrust bearing III 158 through an external thread 1541. The output end of the driving motor 13 is provided with a driving sprocket wheel which is connected with a driving sprocket wheel 154 through a chain. One end of the connecting seat 153 is provided with a cover plate 155 for sealing the bearing groove IV, and a thrust bearing II 156 is abutted between the inner end surface of the cover plate 155 and the end part of the transmission sprocket 154. The push rod two 152 passes through the through hole three of the drive sprocket 154, the connecting seat 153, the thrust bearing two 156, the thrust bearing three 158 and the cover plate 155, the outer surface of the push rod two 152 is provided with a plurality of slide grooves 1525, the inner wall of the through hole three is provided with a plurality of raised strips 1542 which are in one-to-one correspondence with the slide grooves 1525, and the raised strips 1542 are embedded into the slide grooves 1525.
The position of the driving sprocket 154 is bound by the connecting seat 153, when the driving sprocket 154 moves towards the direction of the connecting flange II 1521, the driving sprocket 154 is blocked by the third thrust bearing 158 which is abutted against the third check ring 157, when the driving sprocket 154 moves towards the direction of the cone head, the driving sprocket 154 is blocked by the cover plate 155 which is abutted against the second thrust bearing 156, no matter how the position of the second push rod 152 changes, the position of the driving sprocket 154 is unchanged all the time, and the stability in the driving process with the driving motor 13 is ensured.
The transfer trolley 12 carries the roll to the middle of the unreeling frame 11, and the first cylinder 141 pushes the first push rod 149 in the guide tube 142 forward until the tip cone 144 abuts against one end of the central cylinder of the roll. Simultaneously, the second cylinder 151 pushes the second push rod 152 to move forward until the conical head abuts against the other end of the central cylinder of the paper roll. The driving motor 13 drives the driving chain wheel 154 to rotate through a chain, and the convex strips 1542 are matched with the sliding grooves 1525, so that the push rod two 152 rotates, and the paper roll can rotate and discharge under the action of the jacking force and the friction force as the two ends of the paper roll central cylinder are respectively jacked by the cone heads and the tip cones 144.
The joint mechanism 2 includes a frame body including an upper frame body 22 and a lower frame body 21 which are disposed up and down, and a joint assembly 23. The lower frame 21 is provided with a first roller 211, a second roller 212, a third roller 213, a fourth roller 215, a fifth roller 217, a sixth roller 218 and a seventh roller 219 from left to right, and the upper frame 22 is provided with a eighth roller 221, a ninth roller 222, a tenth roller 223, an eleventh roller 224 and a twelfth roller 225 from left to right. The joint assembly 23 includes an upper negative pressure suction seat 232 and a lower negative pressure suction seat 234 disposed opposite to each other, the lower negative pressure suction seat 234 being located between the fourth roller 215 and the fifth roller 217, and the upper negative pressure suction seat 232 being located on one side of the twelfth roller 225.
Two groups of cylinders IV 231 are fixedly arranged on the upper frame body 22, and the output ends of the two groups of cylinders IV 231 are fixedly connected to an upper negative pressure suction seat 232. Two groups of cylinders five 233 are fixedly arranged on the lower frame body 21, and the output ends of the two groups of cylinders five 233 are fixedly connected to the lower negative pressure suction seat 234. Both ends of the upper negative pressure suction seat 232 and the lower negative pressure suction seat 234 are respectively provided with a guide seat 237, and both sides of the upper end surface of the lower frame body 21 are respectively provided with a guide rod 236 connected with the lower end surface of the upper frame body 22, and the guide rods 236 penetrate through the guide seats 237. The adsorption surfaces of the upper negative pressure suction seat 232 and the lower negative pressure suction seat 234 are covered with a heating plate 235 connected with a PLC controller, a resistance wire 2351 is arranged in the heating plate 235, and an air hole 2352 which bypasses the resistance wire 2351 and is communicated with the upper negative pressure suction seat 232 or the lower negative pressure suction seat 234 is arranged on the surface of the heating plate 235. The upper negative pressure suction seat 232 and the lower negative pressure suction seat 234 are respectively connected to a three-way electromagnetic valve through air pipes, and the three-way electromagnetic valve is connected with vacuum equipment arranged on one side of the frame body through a pipeline.
The frame body is respectively provided with a correction component 24 between the third roller 213 and the fourth roller 215, between the sixth roller 218 and the seventh roller 219, and between the ninth roller 222 and the tenth roller 223, and a plurality of groups of detection light curtains 25 connected with the PLC are arranged on the frame body, and the detection light curtains 25 are respectively positioned at two sides of each correction component 24. The multiple groups of detection light curtains 25 are respectively arranged between the roller eight 221 and the roller nine 222, between the roller ten 223 and the roller eleven 224, between the roller one 211 and the roller two 212, on one side of the roller four 215, on one side of the roller six 218 and on one side of the roller seven 219.
The deviation correcting assembly 24 comprises a base 241 and a rectangular frame 243, wherein the base 241 is fixed to the lower frame 21 or the upper frame 22. Guide rollers 244 are mounted on both sides of the upper end surface of the rectangular frame 243, an electric push rod 242 is hinged to the inner side wall of the rectangular frame 243, and one end of the electric push rod 242 is hinged to the base 241. A rotating rod 245 is installed at one side of the bottom of the rectangular frame 243 through a horizontal bearing seat, and one end of the rotating rod 245 is installed to the base 241 through another horizontal bearing seat. The other side of the bottom of the rectangular frame 243 is provided with a supporting caster 246, and the base 241 is provided with a supporting plate 247 for supporting the supporting caster 246.
The detecting light curtain 25 is composed of a pair of laser transmitters and photoelectric sensors which are arranged in parallel, when the aluminum foil composite paper passes through the pair of laser transmitters and the photoelectric sensor, laser beams emitted by the laser transmitters are shielded, so that the sensors are triggered, the PLC controller can determine the position deviation of an object by comparing the signal difference of the two sensors, and the PLC controller adjusts the expansion and contraction of the electric push rod 242 according to the deviation signals, so that the angle of the guide roller 244 on the rectangular frame 243 is changed, and deviation correction is realized. The detecting light curtain 25 positioned in front of the deviation correcting component 24 is used for detecting whether the aluminum foil composite paper has position deviation, and the detecting light curtain 25 positioned behind the deviation correcting component 24 is used for detecting whether the position of the aluminum foil composite paper is corrected.
The deviation rectifying assembly 24 is provided with three groups, namely a first deviation rectifying assembly, a second deviation rectifying assembly and a third deviation rectifying assembly. During printing operation, the old aluminum foil composite paper sequentially bypasses the first roller 211, the second roller 212, the third roller 213, the first deviation rectifying component (positioned at the front end of the lower frame body 21 and used for rectifying the position of the old aluminum foil composite paper entering the joint component 23), the fourth roller 215, the fifth roller 217, the sixth roller 218 and the second deviation rectifying component (positioned at the rear end of the lower frame body 21 and used for rectifying the position of the old aluminum foil composite paper entering the printing unit), and the seventh roller 219 are fed into the printing unit. The standby paper roll is transferred to the middle of the unreeling frame body 11 through the transfer trolley 12, the initial end of the new aluminum foil composite paper sequentially bypasses a rotary roller eight 221, a rotary roller nine 222 and a third deviation correcting component (which are positioned on the upper frame body 22 and used for correcting the position of the new aluminum foil composite paper entering the printing unit), a rotary roller ten 223, a rotary roller eleven 224 and a rotary roller twelve 225 are adsorbed by negative pressure formed by an upper negative pressure suction seat 232, and then the initial end of the new aluminum foil composite paper is fixed. The cylinder III 214 is installed respectively to the both sides of lower support body 21, and the support frame is all installed to the output of every cylinder III 214, installs the electronic compression roller 216 of connecting the PLC controller between two sets of support frames, and electronic compression roller 216 is located the roller IV 215 directly over. When the old aluminum foil composite paper is about to run out (as a conventional technical means, a camera or an image sensor is used for capturing an image of the paper, a PLC (programmable logic controller) processes the image to judge whether the paper runs out or not) and controls the electric press roller 216 to rotate, the third air cylinder 214 drives the electric press roller 216 to move downwards, the old aluminum foil composite paper is clamped between the electric press roller 216 and the fourth rotary roller 215, tension unbalance caused by the fact that the old aluminum foil composite paper runs out of a paper cylinder is avoided, and the electric press roller 216 rotates to replace the rotary feeding of the driving motor 13. When the detection light curtain 25 behind the first deviation correcting component can not detect the old aluminum foil composite paper, the electric press roller 216 stops rotating, the air cylinder III 214 drives the electric press roller 216 to move downwards again to clamp the old aluminum foil composite paper,
The tail end of the old aluminum foil composite paper moves to the lower negative pressure suction seat 234 at the moment, and negative pressure formed by the lower negative pressure suction seat 234 adsorbs the old aluminum foil composite paper, so that the tail end of the tail of the old aluminum foil composite paper is fixed. Then, the heating plates 235 on the upper negative pressure suction seat and the lower negative pressure suction seat are started, the air cylinder IV 231 pushes the upper negative pressure suction seat 232 to move downwards, the air cylinder V233 pushes the lower negative pressure suction seat 234 to move upwards, then the joint between the starting end of the new aluminum foil composite paper and the tail end of the old aluminum foil composite paper is completed, the materials at the joint of the aluminum foil composite paper are melted by utilizing the high temperature generated by the heating plates 235 and are bonded together under the action of pressure, after heat sealing, the new aluminum foil composite paper and the old aluminum foil composite paper can form a firm seal without manual intervention, the equipment downtime is short, the continuity of printing operation is ensured, and the production efficiency is greatly improved.
In accordance with the above embodiments of the invention, these embodiments are not exhaustive of all details, nor are they intended to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention and various modifications as are suited to the particular use contemplated. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an aluminium foil compound paper production printing mechanism, includes the casing, the inside of casing is equipped with a plurality of printing cores (3), one side of casing is equipped with unreels mechanism (1), the opposite side of casing is equipped with winding mechanism (4), its characterized in that: the unreeling machine is characterized in that a jointing mechanism (2) is arranged between the unreeling mechanism (1) and the machine shell, the jointing mechanism (2) comprises a frame body and a jointing assembly (23), the frame body comprises an upper frame body (22) and a lower frame body (21) which are arranged up and down, and the lower frame body (21) is provided with a first rotary roller (211), a second rotary roller (212), a third rotary roller (213) from left to right in sequence, The upper frame body (22) is provided with a rotating roller eight (221), a rotating roller nine (222), a rotating roller ten (223), a rotating roller eleven (224) and a rotating roller twelve (225) from left to right in sequence, the joint component (23) comprises an upper negative pressure suction seat (232) and a lower negative pressure suction seat (234) which are arranged in opposite directions, the lower negative pressure suction seat (234) is positioned between the rotating roller four (215) and the rotating roller five (217), the upper negative pressure suction seat (232) is positioned at one side of the rotating roller twelve (225), the adsorption surfaces of the upper negative pressure suction seat (232) and the lower negative pressure suction seat (234) are covered with heating plates (235), resistance wires (2351) are distributed in the heating plates (235), air holes (2352) which bypass the resistance wires (2351) and are communicated with the upper negative pressure suction seat (232) or the lower negative pressure suction seat (234) are formed in the surfaces of the heating plates (235), the upper negative pressure suction seat (232) and the lower negative pressure suction seat (234) are respectively connected to a three-way electromagnetic valve through air pipes, the three-way electromagnetic valve is connected with vacuum equipment arranged on one side of a frame body through pipelines, two groups of air cylinders (231) are fixedly arranged on the upper frame body (22), the output ends of the two groups of air cylinders IV (231) are fixedly connected to an upper negative pressure suction seat (232), the lower frame body (21) is fixedly provided with two groups of air cylinders V (233), and the output ends of the two groups of air cylinders V (233) are fixedly connected to a lower negative pressure suction seat (234); the unreeling mechanism (1) comprises an unreeling frame body (11) and a transfer trolley (12) arranged in the middle of the unreeling frame body (11), a plurality of groups of clamping mechanisms are arranged on the unreeling frame body (11), each clamping mechanism comprises a pneumatic rotary thrust tip cone (15) arranged on one side of the unreeling frame body (11) and a pneumatic thrust tip cone (14) arranged on the other side of the unreeling frame body (11), a plurality of groups of driving motors (13) which are in one-to-one correspondence with the pneumatic rotary thrust tip cones (15) are arranged on one side of the unreeling frame body (11), and the driving motors (13) are in driving connection with the pneumatic rotary thrust tip cones (15); the pneumatic thrust tip cone (14) comprises a first cylinder (141), a guide pipe (142), a movable seat (143), a tip cone (144) and a first push rod (149), wherein one end of the movable seat (143) is provided with a first through hole, the other end of the movable seat (143) is provided with a first bearing groove, the first bearing groove is embedded with a first thrust bearing (146), one end of the first bearing groove is provided with a second bearing groove communicated with the first through hole, the second bearing groove is embedded with two groups of first radial bearings (145), one end of the tip cone (144) is provided with a support rod (1441), the support rod (1441) extends into the second bearing groove from the first through hole and sequentially penetrates through the two groups of first radial bearings (145) and the first thrust bearing (146), the two groups of first radial bearings (145) are separated through a spacer ring (147) sleeved on a supporting rod (1441), a rod body of the supporting rod (1441) is provided with a retaining ring groove (1442), a clamping spring (1443) propping against the first radial bearings (145) at the outermost side is embedded in the retaining ring groove (1442), a first retaining ring (148) is fixed at the end part of the supporting rod (1441), the first retaining ring (148) presses the first thrust bearing (146) in the first bearing groove, a first air cylinder (141) and a guide pipe (142) are respectively arranged on an unreeling frame body (11) through brackets, the output end of the first air cylinder (141) is connected with a first push rod (149) penetrating through the guide pipe (142), one end of the first push rod (149) is provided with a first connecting flange (1491), and the first connecting flange (1491) is fixed to the movable seat (143); the pneumatic rotary thrust tip cone (15) comprises a cylinder II (151), a push rod II (152), a connecting seat (153) and a driving sprocket (154), wherein the connecting seat (153) is fixed on the unreeling frame body (11), the cylinder II (151) is arranged on the unreeling frame body (11) through a bracket, one end of the push rod II (152) is provided with a connecting flange II (1521), the connecting flange II (1521) is connected with a sealing cover (1524), the middle part of the connecting flange II (1521) is provided with a bearing groove III, the bearing groove III is embedded with a radial bearing II (1523), the output end of the cylinder II (151) penetrates through the sealing cover (1524) to extend into the bearing groove III, the radial bearing II (1523) is fixed to the output end of the cylinder II (151) through a retainer ring II (1522), a through hole II is formed in one end of the connecting seat (153), a bearing groove IV for communicating the through hole II is formed in the other end of the connecting seat (153), a thrust bearing III (158) is embedded in the bearing groove IV, one end of the driving sprocket (154) extends into the bearing groove IV from the through hole II and penetrates through the driving sprocket (154), a retainer ring III (157) abutting against the thrust bearing III (158) is connected to the end of the driving sprocket (154) through an external thread (1541), a cover plate (155) for sealing the bearing groove IV is arranged at one end of the connecting seat (153), a second thrust bearing (156) is abutted between the inner end surface of the cover plate (155) and the end part of the transmission chain wheel (154), the second push rod (152) penetrates through a third through hole of the transmission chain wheel (154), the connecting seat (153), the second thrust bearing (156), a third thrust bearing (158) and the cover plate (155), a plurality of sliding grooves (1525) are formed in the outer surface of the second push rod (152), and a plurality of convex strips (1542) which correspond to the sliding grooves (1525) one by one are formed in the inner wall of the third through hole; the frame body is installed between the third roller (213) and the fourth roller (215), between the sixth roller (218) and the seventh roller (219), between the ninth roller (222) and the tenth roller (223) respectively, a plurality of groups of detection light curtains (25) are installed on the frame body, and a plurality of groups of detection light curtains (25) are respectively arranged between the eighth roller (221) and the ninth roller (222), between the tenth roller (223) and the eleventh roller (224), between the first roller (211) and the second roller (212), on one side of the fourth roller (215), on one side of the sixth roller (218) and on one side of the seventh roller (219).
2. The aluminum foil composite paper production printing mechanism of claim 1, wherein: the transfer trolley (12) comprises a bottom frame (121), a scissor fork type lifting arm (122) and a top frame (123), a placement seat (125) is installed at the top of the top frame (123), universal wheels (127) are installed at the bottom of the bottom frame (121), one end of the bottom of the scissor fork type lifting arm (122) is hinged to the bottom frame (121), the other end of the bottom of the scissor fork type lifting arm (122) is in sliding connection with the bottom frame (121), one end of the top of the scissor fork type lifting arm (122) is hinged to the top frame (123), the other end of the top of the scissor fork type lifting arm (122) is in sliding connection with the top frame (123), a motor (124) is installed at one side of the bottom frame (121), the output end of the motor (124) is connected with a screw rod (126) installed on the bottom of the bottom frame (121), a nut seat (128) is arranged on a connecting rod (1221) at the bottom of the scissor fork type lifting arm (122), and the screw rod (126) passes through the nut seat (128).
3. The aluminum foil composite paper production printing mechanism of claim 1, wherein: both ends of the upper negative pressure suction seat (232) and the lower negative pressure suction seat (234) are respectively provided with a guide seat (237), both sides of the upper end face of the lower frame body (21) are respectively provided with a guide rod (236) connected with the lower end face of the upper frame body (22), and the guide rods (236) penetrate through the guide seats (237).
4. The aluminum foil composite paper production printing mechanism of claim 1, wherein: the two sides of the lower frame body (21) are respectively provided with a third air cylinder (214), the output end of each third air cylinder (214) is provided with a supporting frame, an electric press roller (216) is arranged between the two groups of supporting frames, and the electric press roller (216) is positioned right above the fourth rotating roller (215).
5. The aluminum foil composite paper production printing mechanism of claim 4, wherein: the utility model provides a rectifying component (24) includes base (241) and rectangle frame (243), base (241) are fixed to lower support body (21) or go up support body (22), guide roll (244) are all installed to the up end both sides of rectangle frame (243), the inside wall of rectangle frame (243) articulates there is electric putter (242), the one end of electric putter (242) articulates to base (241), bull stick (245) are installed through horizontal bearing frame to bottom one side of rectangle frame (243), the one end of bull stick (245) is installed to base (241) through another horizontal bearing frame, support truckle (246) are installed to the bottom opposite side of rectangle frame (243), install backup pad (247) of holding support truckle (246) on base (241).
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