Disclosure of Invention
The invention aims to provide a self-adhesive bag reciprocating type packaging machine, wherein a packaging bag forming mechanism is arranged between a feeding platform and a main conveying bag to directly fold an unreeled film into a cylindrical bag shape, double-sided adhesive tapes are adhered on one side of a bag opening, materials conveyed by the feeding platform automatically enter the cylindrical bag to finish primary packaging when the packaging bag is formed, the heat sealing and cutting of the cylindrical bag are finished at a sealing and cutting device to form commercialized independent packaging, the folding of the bag opening is finished through a folding device above a discharging conveying belt, the bag opening is adhered at the position of the bag adhering device, the bag making and packaging work is finished at one time, the production flow is short, the control is easy, the production efficiency is high, and the problems in the prior art are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the automatic bag sticking reciprocating type packaging machine comprises an electric control system 4, a feeding platform 1, a main conveying belt 10 and a discharging conveying belt 9 which are sequentially arranged according to packaging procedures, wherein the main conveying belt 10 and the discharging conveying belt 9 are arranged on a frame 11, a packaging bag forming mechanism 2 is arranged between the feeding platform 1 and the main conveying belt 10, an exhaust leveling mechanism 3 is arranged above the main conveying belt 10, a sealing and cutting device 5 which automatically reciprocates to seal and cut packaging bags is arranged between the main conveying belt 10 and the discharging conveying belt 9, and a folding device 6 and a bag sticking device 7 are sequentially arranged above the discharging conveying belt 9 along the moving direction of the discharging conveying belt 9;
Through the arrangement, under the control of the electric control system, materials conveyed from the feeding platform are filled into bags when the packaging bags are formed by the packaging bag forming mechanism, gas in the bags is discharged and the materials are leveled by the exhaust leveling mechanism above the main conveying belt, the packaging bags which are connected into a whole are subjected to heat sealing and cutting at the sealing and cutting device to form single commodity packages, the bag opening is folded at the folding device, the bag opening is bonded at the bag bonding device, the bag making and packaging work is finished at one time, the production process is short, the control is easy, and the production efficiency is high.
The packaging bag forming mechanism 2 comprises a film unreeling device 201, a double-sided adhesive tape unreeling device 203, a forming guide plate 208 for folding and forming a film and a release paper reeling device 206 for reeling waste release paper stripped on the double-sided adhesive tape 210, wherein a film feeding tension control device 202 is arranged on a film 211 channel between the film unreeling device 201 and the forming guide plate 208, the forming guide plate 208 is arranged above a feeding end of the main conveying belt 10, a forming baffle 209 and a forming guide rod 204 are arranged at an inlet end of the forming guide plate 208, and the upper and lower positions of the forming guide plate 208 and the forming baffle 209 relative to the main conveying belt 10 are adjustable;
Through the arrangement, the film unreeling device conveys the film with stable tension to the forming guide plate through the film feeding tension control device, the film is guided to the feeding end of the main conveying belt and the forming guide plate through the forming baffle plate and the forming guide rod, wherein the film breadth led into the main conveying belt forms one side bag body of the packaging bag, the film breadth led into the forming guide plate is folded through the forming guide plate and then covers the other side bag body of the packaging bag formed on the film breadth on the main conveying belt, meanwhile, the double-sided adhesive tape supplied by the double-sided adhesive tape unreeling device is adhered to the upper surface of the one side bag body on the surface of the main conveying belt, release paper for isolating the double-sided adhesive tape is recovered by the release paper reeling device, and thus, the single-layer film is formed into a self-adhesion barrel bag capable of packaging materials; at the moment, materials conveyed by the feeding platform are synchronously wrapped in the self-adhesive barrel bag in the packaging bag forming process, wherein the upper and lower positions of the forming guide plate and the forming baffle plate relative to the main conveying belt are adjustable, so that packaging bags with different sizes can be formed.
The exhaust leveling mechanism 3 includes a belt 306 disposed in parallel with the main conveyor belt 10;
Through the arrangement, the belt on the gas raising leveling mechanism extrudes the wrapped material on the main conveying belt, gas in the self-adhesive barrel bag is extruded in the conveying process, and the material is leveled.
The folding device 6 comprises a folding plate 602, a track edge 603 is arranged on the folding plate 602, a guide rod 601 is connected to the bottom of the folding plate 602, and the front end of the guide rod 601 is matched with the inlet end of the discharging conveyor belt 9;
Through the arrangement, after heat sealing and cutting by the sealing and cutting device, the packaging bag wrapped with the material enters the discharging conveyor belt, along with the movement of the discharging conveyor belt, the packaging bag is adhered with the double-sided adhesive bag body part which enters the upper surface of the guide rod at the inlet end of the discharging conveyor belt and moves upwards along with the track edge on the folding plate, and finally the folding of the bag body part is completed, so that one side adhered with the double-sided adhesive tape covers the bag body on the other side.
The bag adhering device 7 comprises a blank holder 701, wherein the blank holder 701 is connected with a piston rod end of a cylinder 702, and the blank holder 701 is connected with the tail end of the folding plate 602.
Through the arrangement, the piston rod of the cylinder stretches out during working to enable the bottom surface of the blank holder to be in contact with the bag body of the packaging bag, and the bag body part adhered with the double-sided adhesive tape is tightly pressed and firmly adhered.
Further: the sealing and cutting device 5 comprises a cutter 507, an upper heat sealing block 506 and a lower heat sealing block 505, wherein the cutter 507 is connected with an upper positioning plate 510 through a connecting block 511, the upper heat sealing block 506 is connected with a cutter holder 509, and the cutter holder 509 is connected and linked with the upper positioning plate 510 through an elastic element 512; two ends of the upper positioning plate 510 are fixedly connected to the upper end of the outer pull rod 514; the two ends of the tool holder 509 are sleeved on the outer pull rod 514 in a sliding manner; the lower heat sealing block 505 is arranged at the upper end of the connecting seat 513, the lower end of the connecting seat 513 is fixedly connected with the inner pull rod 504, and two ends of the connecting seat 513 are in sliding sleeve connection with the outer pull rod 514; the outer sides of the two ends of the connecting seat 513 are fixedly connected to a supporting wallboard 503, the supporting wallboard 503 is connected with a horizontal sliding block 502, the horizontal sliding block 502 is slidably matched on a horizontal guide rod 501, and the horizontal guide rod 501 is horizontally arranged in the running direction of the main conveying belt 10 and is fixedly connected with the frame 11; the lower end of the outer pull rod 514 is connected with a second crank arm 519 through a linkage rod 520, and the second crank arm 519 is driven by an output shaft of the driven gear 518; the lower end of the inner pull rod 504 is linked with the output shaft of a driving gear 517 through a first crank arm 515, the driving gear 517 is meshed with a driven gear 518, and the driving gear 517 is connected with a power source through a sprocket 516.
Through the arrangement, the power source drives the driving gear and the driven gear to rotate, under the linkage of the second crank arm and the first crank arm, the outer pull rod and the inner pull rod respectively drive the upper positioning plate and the connecting seat to be close to or away from each other, and when the upper positioning plate and the connecting seat are close to each other, the upper heat sealing block and the lower heat sealing block are firstly closed to carry out transverse heat sealing on the packaging bag under the action of the elastic element, and then the cutter is used for cutting; when the first crank arm rotates in the process, the inner pull rod is pushed and pulled to move up and down, horizontal movement thrust is generated on the inner pull rod, one end of the inner pull rod is fixed at the lower end of the connecting seat, the upper locating plate and related parts are pushed to move forward or backward along the horizontal guide rod, and particularly, the connecting seat, the upper locating plate and related parts and the main conveying belt synchronously move forward during heat sealing and cutting, so that the heat sealing and cutting of the upper heat sealing block, the lower heat sealing block and the cutter are ensured to be relatively static with a packaging bag, the heat sealing and cutting quality is ensured, and when the connecting seat and the upper locating plate are mutually far away after the heat sealing and cutting are completed, the connecting seat, the upper locating plate and related parts are relatively fast retracted in the movement direction of the main conveying belt, so that the reciprocating circulation is realized, the heat sealing and cutting quality is good, the efficiency is high, and the synchronism is good.
Further: the forming guide 204 is connected and mounted on the frame 11 by a guide holder 207.
Through the arrangement, on one hand, the forming guide rod can be firmly fixed with the frame through the guide rod fixing seat, and on the other hand, the position of the forming guide rod can be conveniently adjusted through the guide rod fixing seat.
Further: an adjusting hand wheel 205 is arranged on one side of the forming guide plate 208.
Through the arrangement, the position of the forming guide plate relative to the main conveying belt is adjusted by rotating the adjusting hand wheel, so that the forming requirements of different bag sizes are met.
Further: the belt 306 is wound on the exhaust leveling guide roller 305, the exhaust leveling guide roller 305 is mounted on the support 304, the support 304 is connected with the upper and lower sliding blocks 301, the upper and lower sliding blocks 301 are screwed on the screw rod 302, the screw rod 302 is rotatably supported by the fixing seat 303, and the fixing seat 303 is connected with the frame 11.
Through the arrangement, the belt can smoothly move on the exhaust leveling guide roller, when the belt is extruded to the packaging bag, the belt can move along with the packaging bag at the same linear speed, the packaging bag is prevented from being scratched or damaged, and the distance between the surface of the belt and the main conveying belt can be conveniently adjusted through the screw rod so as to adapt to exhaust leveling of materials with different thicknesses.
Further: a bakelite plate 508 is arranged between the upper heat sealing block 506 and the tool post frame 509.
Through the arrangement, heat of the upper heat sealing block is prevented from being transferred to the cutter holder frame, the cutter holder frame is protected, and meanwhile, the heat preservation and energy conservation effects are achieved.
Further: the outlet end of the discharging conveyer belt 9 is provided with a counting device 8.
Through the arrangement, the number of packages can be automatically counted, and production statistics are facilitated.
Further: the feeding platform 1 is a belt feeding device or a chain hook feeding device.
Through the arrangement, the conveying requirements of various materials can be met, and the production is convenient.
The invention has the beneficial effects that: according to the self-adhesive bag reciprocating type packaging machine provided by the invention, the packaging bag forming mechanism is arranged between the feeding platform and the main conveying bag to directly fold the unreeled film into a cylindrical bag shape, and double-sided adhesive tapes are adhered on one side of the bag opening, so that materials conveyed by the feeding platform automatically enter the cylindrical bag to finish primary packaging while the packaging bag is formed, the cylindrical bag is sealed and cut at the sealing and cutting device to form commercial independent packaging, the bag opening is folded through the folding device above the discharging conveying belt, the bag opening is adhered at the bag adhering device, the bag making and packaging work is finished at one time, the production flow is short, the control is easy, and the production efficiency is high.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, a self-adhesive bag reciprocating type packaging machine comprises an electric control system 4, a feeding platform 1, a main conveying belt 10 and a discharging conveying belt 9 which are sequentially arranged according to packaging procedures, wherein the main conveying belt 10 and the discharging conveying belt 9 are arranged on a frame 11, a packaging bag forming mechanism 2 is arranged between the feeding platform 1 and the main conveying belt 10, an exhaust leveling mechanism 3 is arranged above the main conveying belt 10, a sealing and cutting device 5 for carrying out heat sealing and cutting on packaging bags by automatic reciprocating motion is arranged between the main conveying belt 10 and the discharging conveying belt 9, and a folding device 6 and a bag adhering device 7 are sequentially arranged above the discharging conveying belt 9 along the moving direction of the discharging conveying belt 9;
The packaging bag forming mechanism 2 comprises a film unreeling device 201, a double-sided adhesive tape unreeling device 203, a forming guide plate 208 for folding and forming a film and a release paper reeling device 206 for reeling waste release paper stripped on the double-sided adhesive tape 210, wherein a film feeding tension control device 202 is arranged on a film 211 channel between the film unreeling device 201 and the forming guide plate 208, the forming guide plate 208 is arranged above a feeding end of the main conveying belt 10, a forming baffle 209 and a forming guide rod 204 are arranged at an inlet end of the forming guide plate 208, and the upper and lower positions of the forming guide plate 208 and the forming baffle 209 relative to the main conveying belt 10 are adjustable;
the exhaust flattening mechanism 3 includes a belt 306 disposed in parallel with the main conveyor belt 10;
The folding device 6 comprises a folding plate 602, a track edge 603 is arranged on the folding plate 602, a guide rod 601 is connected to the bottom of the folding plate 602, and the front end of the guide rod 601 is matched with the inlet end of the discharging conveyor belt 9;
The bag adhering device 7 comprises a blank holder 701, wherein the blank holder 701 is connected with a piston rod end of a cylinder 702, and the blank holder 701 is connected with the tail end of the folding plate 602.
As a preferred embodiment: the sealing and cutting device 5 comprises a cutter 507, an upper heat sealing block 506 and a lower heat sealing block 505, wherein the cutter 507 is connected with an upper positioning plate 510 through a connecting block 511, the upper heat sealing block 506 is connected with a cutter holder 509, and the cutter holder 509 is connected and linked with the upper positioning plate 510 through an elastic element 512; two ends of the upper positioning plate 510 are fixedly connected to the upper end of the outer pull rod 514; sliding sleeve at two ends of cutter saddle 509 on the outer tie rod 514; the lower heat sealing block 505 is arranged at the upper end of the connecting seat 513, the lower end of the connecting seat 513 is fixedly connected with the inner pull rod 504, and the two ends of the connecting seat 513 are sleeved on the outer pull rod 514 in a sliding manner; the outer sides of two ends of the connecting seat 513 are fixedly connected to the supporting wallboard 503, the supporting wallboard 503 is connected with the horizontal sliding block 502, the horizontal sliding block 502 is slidingly matched on the horizontal guide rod 501, and the horizontal guide rod 501 is horizontally arranged in the running direction of the main conveying belt 10 and is fixedly connected with the frame 11; the lower end of the outer pull rod 514 is connected with a second crank arm 519 through a linkage rod 520, and the second crank arm 519 is driven by an output shaft of the driven gear 518; the lower end of the inner pull rod 504 is linked with the output shaft of the driving gear 517 through a first crank arm 515, the driving gear 517 is meshed with the driven gear 518, and the driving gear 517 is connected with a power source through a sprocket 516.
Preferably: the forming guide 204 is mounted on the frame 11 by a guide holder 207.
Preferably: an adjusting hand wheel 205 is arranged on one side of the forming guide plate 208.
Preferably: the belt 306 is wound on the exhaust leveling guide roller 305, the exhaust leveling guide roller 305 is mounted on the bracket 304, the bracket 304 is connected with the upper and lower sliding blocks 301, the upper and lower sliding blocks 301 are screwed on the screw rod 302, the screw rod 302 is rotatably supported by the fixing seat 303, and the fixing seat 303 is connected with the frame 11.
Preferably: a bakelite plate 508 is arranged between the upper heat sealing block 506 and a tool post frame 509.
Preferably: the outlet end of the discharging conveyer belt 9 is provided with a counting device 8.
Preferably: the feeding platform 1 is a belt feeding device or a chain hook feeding device.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.