CN110963341B - Laser transfer printing system for label printing - Google Patents
Laser transfer printing system for label printing Download PDFInfo
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- CN110963341B CN110963341B CN201911269907.7A CN201911269907A CN110963341B CN 110963341 B CN110963341 B CN 110963341B CN 201911269907 A CN201911269907 A CN 201911269907A CN 110963341 B CN110963341 B CN 110963341B
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- Prior art keywords
- frame
- label paper
- pressing
- laser film
- laser
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H20/00—Advancing webs
- B65H20/30—Arrangements for accumulating surplus web
- B65H20/32—Arrangements for accumulating surplus web by making loops
- B65H20/34—Arrangements for accumulating surplus web by making loops with rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Making Paper Articles (AREA)
- Labeling Devices (AREA)
Abstract
The invention relates to a laser transfer printing system for label printing, which comprises two feeding units and a composite unit, wherein each feeding unit comprises a feeding frame and a storage frame, a support column is rotatably connected onto the feeding frame, two end parts of the support column are slidably connected with sliding clamp arms, and a laser film roll or a label paper roll is rotatably connected between the two clamp arms on the same side; the storage rack comprises two lifting plates which are horizontally arranged, a plurality of reversing rollers of which the axis direction is vertical to the conveying direction of the label paper or the laser film are rotatably connected to the two lifting plates, and a plurality of pushing springs which normally push the two lifting plates to move towards the direction away from each other are arranged between the two lifting plates corresponding to the storage rack; the one end that the storage frame is close to last work or material rest still the level is provided with the accepting table, and one side that the accepting table is close to the storage frame is provided with presses the frame, presses and is provided with ejection of compact clearance between frame and the accepting table. The invention has the effects of no need of stopping machine when replacing the laser raw material or the label raw material and high production efficiency.
Description
Technical Field
The invention relates to the technical field of label printing, in particular to a laser transfer printing system for label printing.
Background
Laser transfer printing refers to the use of a feeder, such as a feeder, to feed printed sheets into a machine, through a set of printing glossing units, which may be sheet-fed offset, gravure or flexographic, to coat the surface of the printed matter with a special UV varnish either full or partially, and then the varnish-coated sheets are fed through a paper feed chain and a vacuum conveyor into a film press unit. The film pressing unit is internally provided with a continuously and circularly used pretreatment film, the film and the paper are pressed and applied together through a pressing roller with water cooling circulation, the film and the paper are subjected to water cooling through a UV curing device together to cure the surface of the ink, then the film is peeled off, and at the moment, the holographic pattern on the pretreated film is completely transferred to the surface of a printed matter. After that, the paper enters the paper collecting unit through the vacuum conveying belt, and the paper is collected in order.
The prior Chinese patent with reference to the grant publication No. CN 105946342B discloses a laser paper printing device and a printing process thereof, which comprises a UV ink printing unit, a film pressing unit, a UV ink drying unit, a film receiving and unwinding unit, a paper receiving and unwinding unit, wherein the film unwinding unit outputs a laser film to the UV ink printing unit, the UV ink printing unit prints patterns/characters on the laser film and outputs the patterns/characters to the film pressing unit, the paper unwinding unit conveys the paper to the film pressing unit, the laser film and the paper are tightly adhered to each other at the film pressing unit and transfer the laser layer and the patterns/characters on the laser film to the paper through the film pressing unit, the UV ink drying unit is arranged at the rear side of the film pressing unit to dry UV ink, the film is separated from the paper and then rolled, and then the transfer of the laser layer, the patterns and the characters to the paper to be printed is completed, the film printing and the laser transfer are completed on the same equipment, so that the production efficiency is greatly improved, the production process is simplified, the production cost is reduced, and the method is environment-friendly and energy-saving.
The above prior art solutions have the following drawbacks: when the raw material transparent laser film coiled material is used up, the raw material transparent laser film coiled material needs to be replaced, and the machine needs to be stopped when the raw material transparent laser film coiled material is replaced, so that the production efficiency is low.
Disclosure of Invention
The invention aims to provide a laser transfer printing system for label printing, which has the advantages of no need of stopping when laser raw materials or label raw materials are replaced and high production efficiency.
The above object of the present invention is achieved by the following technical solutions:
a laser transfer printing system for label printing comprises two feeding units and a composite unit, wherein the two feeding units are respectively used for feeding label paper and a laser film, each feeding unit comprises a feeding frame and a storage frame, a supporting column with a horizontal axis is rotatably connected onto the feeding frame, two end parts of each supporting column are slidably connected with clamping arms capable of sliding towards the length direction of the supporting column, and a laser film roll or a label paper roll is rotatably connected between the two clamping arms on the same side; the storage rack comprises two lifting plates which are horizontally arranged and are arranged along the vertical direction, a plurality of reversing rollers of which the axis direction is vertical to the conveying direction of the label paper or the laser film are rotatably connected to the two lifting plates, and a plurality of pushing springs which push the two lifting plates to move towards the direction away from each other under the normal state are arranged between the two lifting plates corresponding to the storage rack; the material storage rack is characterized in that one end, close to the material loading rack, of the material storage rack is further horizontally provided with a bearing table, one side, close to the material storage rack, of the bearing table is provided with a pressing frame capable of moving in the vertical direction, and a material passing discharging gap capable of being convenient for materials to pass through is formed between the pressing frame and the bearing table and rises along with the pressing frame.
By adopting the technical scheme, when in work, the laser film of a laser film roll and the label paper of a label paper roll respectively enter the corresponding storage racks, pass through the discharge gaps of the bearing tables and enter the corresponding lifting plates, at the moment, the laser film or the label paper respectively sequentially bypasses the support shafts of the corresponding upper lifting plate and the lower lifting plate to output in an S shape and then respectively enter the composite assembly, so that the laser film and the label paper are compounded in the composite assembly, when the label paper or the laser film is used up, the laser film or the label paper can directly move downwards through the corresponding pressing rack to press the end of the corresponding laser film or label paper, at the moment, the laser film or the label paper stored between the two lifting plates is continuously conveyed, and when the laser film or the label paper is continuously conveyed, the two lifting plates are pulled to move towards the direction close to each other, the laser film or the label paper stored between the two lifting plates is conveyed, at the moment, the other laser film roll or the label paper roll can be rotated to the feeding position by rotating the supporting column, then the corresponding laser film roll or the corresponding label paper roll is butted with the corresponding laser film or the corresponding label paper, and finally the film is continuously fed by the lifting of the pressing frame.
The invention is further provided with a sliding plate which can move along the direction vertical to the conveying direction of the laser film or the label paper and is horizontally arranged on one side of the pressing frame, which is far away from the storage frame, the lower side of the sliding plate is fixedly connected with a gluing brush which can abut against the laser film or the label paper, and one end of the sliding plate, which is far away from the pressing frame, is also fixedly connected with a cutter; go up the work or material rest and be close to one side of storage rack still the level and be provided with the balladeur train that can tend to storage rack direction motion to one side butt in the bearing platform, the balladeur train upper level is provided with the fixed plate that can follow vertical direction downstream, be provided with on the fixed plate and can downstream to butt in the splint of fixed plate, form the pay-off clearance that can be convenient for laser film or label paper pay-off between fixed plate and the splint, splint are close to one side of storage rack still the rigid coupling have the pressure and hold the board, it has cavity two to hold to have seted up in the board to press, a plurality of gas pocket two that communicate with cavity two are still seted up to the downside that holds the board, the one end that holds the board still the rigid coupling has can.
By adopting the technical scheme, after the laser film or the label paper is used up, the pressing frame moves downwards to press and hold the tail end of the laser film or the label paper on the bearing table, the sliding plate moves along the direction perpendicular to the conveying direction of the laser film or the label paper to drive the gluing brush to glue the tail end of the label paper or the laser film and cut off the connection between the laser film and the label paper and the corresponding raw material roll, at the moment, the support column rotates to rotate the other label paper roll or the laser film roll to the feeding position, then, one end of the laser film roll or one end of the label paper roll penetrates through the feeding gap between the fixing plate and the clamping plate to be flush with one end of the pressing and holding plate close to the storage frame, then, the label paper or the laser film is clamped on the upper side of the fixing plate through the downward movement of the clamping plate, and simultaneously, the label paper or the label paper is adsorbed and held against the lower side of, then slide through the balladeur train and drive the fixed plate and move to the butt in the one end of accepting the board and being close to the work or material rest, then drive through the fixed plate downstream and press the board and hold the synchronous downstream of board and can be with the one end downstream of laser film book or label scroll to laser film and label paper with gummed laser film end before or label paper end upside butt compress tightly, realize the connection of laser film or label paper, after the connection is accomplished, the mount, splint balladeur train and pressure frame reset respectively and can realize the continuation conveying of laser film or label paper.
The invention is further configured to: the bearing platform is characterized in that a first cavity is formed in the bearing platform, a plurality of first air holes capable of being communicated with the first cavity are formed in the upper side of the bearing platform, and a first air exhaust device communicated with the first cavity is further arranged at one end of the bearing platform.
Through adopting above-mentioned technical scheme, the during operation, a pair of cavity convulsions of air exhaust device can see through each gas pocket one with laser film or the smooth upside that adsorbs in the accepting platform of label paper to be convenient for accept the laminating of bench laser film or label paper.
The invention is further configured to: one side of the pressing and holding plate is also provided with a first hot air conveying device capable of conveying hot air into the first cavity; and a second hot air conveying device capable of conveying hot air into the second cavity is further arranged on one side of the bearing table.
By adopting the technical scheme, when the automatic labeling machine works, after the pressing and holding frame drives one end of the laser film roll or one end of the label paper roll to be pressed on the glued laser film or label paper, the first air draft device and the second air draft device are respectively stopped, the first hot air conveying device and the second hot air conveying device are started, hot air is respectively conveyed to the first cavity and the second cavity, the two bonded laser films or label paper can be heated and dried, and the coagulation of glue solution between the two laser films or the two label papers is further improved.
The invention is further configured to: the arm lock all slides along the axis direction of support column and connects in the support column, equal rigid coupling has two-way telescoping cylinder between the two arm lock that the support column corresponds both sides, and the telescopic link tip of each two-way telescoping cylinder rigid coupling respectively in two arm lock of homonymy, the tip of each arm lock still all rotates and is connected with the fore-set, corresponds two the fore-set can push up tight label scroll or laser film book.
Through adopting above-mentioned technical scheme, the during operation can drive two arm lock trends and be close to each other or the direction motion of keeping away from each other through two-way telescoping cylinder to can realize the installation or the dismantlement of label scroll or laser film book.
The invention is further configured to: the cutter is the twolip cutter, and the motion direction front side that the slide corresponds the cutter all rotates to be connected with and to follow cutter motion direction pivoted and support the compression roller, the downside that supports the compression roller can the butt in accepting the platform upside.
Through adopting above-mentioned technical scheme, when the slide drove the cutter motion, at first will support through supporting the compression roller and press in label paper or laser film to guarantee the steady operation of cutter.
The invention is further configured to: the upper side of the pressing frame is fixedly connected with a glue tank, a glue dripping pipe is fixedly connected between the glue tank and the gluing brush, and the upper side of the gluing brush is also fixedly connected with a control valve capable of cutting off the glue dripping pipe.
By adopting the technical scheme, the glue dripping tube can be opened by adjusting the control valve during working, so that glue can be sent to the gluing brush, and then the glue can be coated on the upper side of the label paper or the laser film along with the movement of the gluing brush.
The invention is further configured to: the lower sides of the pressing frame and the clamping plate are fixedly connected with elastic pressing pads.
Through adopting above-mentioned technical scheme, can improve the pressure that presses frame or splint and hold power and prevent to press frame and splint to press laser film or label paper when pressing frame and splint to compress tightly laser film or label paper through the elasticity pressure pad that adopts.
The invention is further configured to: the reciprocating screw rods which are the same as the sliding plates in the length direction are rotationally connected in the pressing frame, and the sliding plates are connected to the pressing frame in a sliding mode and are in threaded connection with the pressing frame.
Through adopting above-mentioned technical scheme, during operation, reciprocating screw rod can drive the direction reciprocating motion of slide along the conveying of perpendicular to laser film or label paper, realizes the cutting of laser film or label paper.
In conclusion, the beneficial technical effects of the invention are as follows:
1. when the machine works, a laser film of a laser film roll and label paper of a label paper roll respectively enter corresponding storage racks, pass through discharge gaps of all the receiving tables and enter between corresponding lifting plates, at the moment, the laser film or the label paper respectively sequentially bypasses supporting shafts of each corresponding upper lifting plate and lower lifting plate to be output in an S shape and then respectively enter into a composite assembly, so that the laser film and the label paper are compounded in the composite assembly, when the label paper or the laser film is used up, the tail end of the corresponding laser film or the label paper can be directly pressed and held by the corresponding pressing rack in a downward movement way, at the moment, the laser film or the label paper stored between the two lifting plates is continuously conveyed, and when the laser film or the label paper is continuously conveyed, the two lifting plates are pulled to move towards the direction close to each other due to the fact that the tail end of the laser film or the label paper is pressed and held, so that the label paper stored between the two lifting plates is conveyed, at the moment, another laser film roll or label paper roll is rotated to the feeding position by rotating the supporting column, then the corresponding laser film roll or label paper roll is butted with the corresponding laser film or label paper, and finally the film is continuously fed by lifting the pressing frame;
2. after the laser film or the label paper is used up, the pressing frame moves downwards to press and hold the tail end of the laser film or the label paper on the bearing table, the sliding plate moves along the direction perpendicular to the conveying direction of the laser film or the label paper to drive the gluing brush to glue the tail end of the label paper or the laser film and cut off the connection between the laser film and the label paper and the corresponding raw material roll, at the moment, the support column rotates to rotate the other label paper roll or the laser film roll to the feeding position, then, one end of the laser film roll or one end of the label paper roll penetrates through the feeding gap between the fixing plate and the clamping plate to be flush with one end of the pressing plate close to the storage frame, then, the clamp plate moves downwards to clamp the label paper or the laser film on the upper side of the fixing plate, and meanwhile, the label paper or the laser film is adsorbed and held against the lower side of the pressing plate through the, then the sliding frame slides to drive the fixing plate to move to abut against one end, close to the feeding frame, of the bearing plate, then the fixing plate moves downwards to drive the pressing and holding plate to move downwards synchronously, so that one end of a laser film roll or a label paper roll can move downwards to the position where the laser film and the label paper abut against and are pressed against the tail end of the laser film or the tail end of the label paper glued before, connection of the laser film or the label paper is achieved, and after the connection is completed, the fixing frame, the clamping plate sliding frame and the pressing frame reset respectively, and continuous transmission of the laser film or the label paper can be achieved;
3. when the automatic heating device works, after the pressing and holding frame drives one end of the laser film roll or one end of the label paper roll to be pressed on the glued laser film or label paper, the first air draft device and the second air draft device are respectively stopped, the first hot air conveying device and the second hot air conveying device are started, hot air is respectively conveyed to the first cavity and the second cavity, the two bonded laser films or label paper can be heated and dried, and the coagulation of glue solution between the two laser films or the two label papers is further improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the feeding frame of the present invention.
Fig. 3 is a schematic structural diagram of a cavity two in the invention.
Fig. 4 is a schematic view of the storage rack of the present invention.
Fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.
FIG. 6 is a schematic view of the reciprocating screw configuration of the present invention.
In the figure, 1, a feeding frame; 11. a support pillar; 111. a chute; 112. clamping arms; 113. a bidirectional telescopic cylinder; 114. a top pillar; 115. a gear; 116. a drive cylinder; 117. a rack; 12. a carriage; 121. a reciprocating cylinder; 122. a second lifting cylinder; 13. a fixing plate; 131. a third lifting cylinder; 14. a splint; 141. pressing and holding the plate; 142. a second cavity; 143. a second air hole; 144. a second air draft device; 145. a second hot air conveying device; 2. a storage rack; 21. a lifting plate; 211. a reversing roller; 22. a support plate; 221. pushing a spring; 23. a receiving table; 231. pressing a frame; 232. a lift cylinder; 233. a slide plate; 234. a reciprocating screw; 235. a gluing brush; 236. a cutter; 2361. pressing the roller; 237. a first cavity; 2371. a first air hole; 238. an air draft device I; 239. a first hot air conveying device; 24. a glue tank; 241. and (4) a rubber dropping tube.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, a laser transfer printing system for label printing disclosed by the invention comprises two feeding units, a printing unit, a compounding unit, a UV curing unit, a film tearing unit and a winding unit which are sequentially arranged. During operation, two material loading units can be used for the material loading of label paper and laser film respectively, the printing unit is used for laser film printing and label paper coating UV gloss oil, the recombination unit is used for compounding laser film and label paper, UV curing unit is used for solidifying UV gloss oil after compounding, make laser holographic effect transfer to label paper on, the dyestripping unit is used for peeling off compound label paper and laser film, the rolling unit is used for carrying out the rolling respectively to the label paper that has laser effect after peeling off and the laser film after peeling off. (the printing unit, the compounding unit, the UV curing unit, the film tearing unit and the winding unit are all the prior art and are not described herein again).
The material loading unit all includes material loading frame 1 and storage rack 2, it is connected with the support column 11 that the axis level set up to rotate on the material loading frame 1, spout 111 has all been seted up along its axis direction in the both sides of support column 11, the both ends of each spout 111 all slide and be connected with the arm lock 112 of axis direction perpendicular to support column 11 axis direction, the equal two-way telescoping cylinder 113 that length direction and support column 11 length direction are the same that has still been fixed in the both sides middle part of support column 11, two telescopic links of each two-way telescoping cylinder 113 are respectively the rigid coupling in being close to one side each other of two arm lock 112 of homonymy, the outer end of two arm lock 112 of homonymy slides mutually and is close to one side and rotates respectively and is connected with the fore-set 114 that is in same axis, two-way telescoping cylinder 113 drive two arm lock 112 be close to each other and can drive. One end of the support column 11 further extends out of one end of the feeding frame 1 and is fixedly connected with a gear 115, one side of the feeding frame 1 corresponding to the gear 115 is further fixedly connected with a driving cylinder 116, a telescopic rod of the driving cylinder 116 is fixedly connected with a rack 117, the rack 117 is meshed with the gear 115 and can drive the rack 117 to reciprocate along with the telescopic rod driven by the driving cylinder 116, so that the gear 115 can be driven to rotate in a reciprocating manner, the support shaft is driven to rotate in a reciprocating manner, the laser film roll or the label paper roll is driven to rotate in a reciprocating manner through the two clamping arms 112, and therefore the circular feeding of the laser film roll.
Referring to fig. 4, the storage rack 2 includes two lifting plates 21 arranged horizontally and arranged along a vertical direction, the two lifting plates 21 are all rotatably connected with a plurality of reversing rollers 211, the axial direction of each reversing roller 211 is perpendicular to the conveying direction of the label paper or laser film, the storage rack 2 is fixedly connected with a supporting plate 22 arranged horizontally corresponding to the position between the two lifting plates 21, a plurality of pushing springs 221 for pushing the lifting plate 21 to move upwards in a normal state are fixedly connected between the upper side of the supporting rod and the lifting plate 21 on the upper side, and a plurality of pushing springs 221 for pushing the lifting plate 21 to move downwards in a normal state are fixedly connected between the lower side of the supporting rod and the lifting plate 21 on the lower side. During operation, laser film or label paper of laser film book or label scroll will walk around an upside support column 11 of upside lifter plate 21 and a downside support column 11 of downside lifter plate 21 in proper order, and then send to an upside support column 11 of upside lifter plate 21, and reciprocating cycle makes laser film or label paper be the S-shaped conveying and goes out.
Referring to fig. 4 and 5, the storage rack 2 is close to the one end of the feeding rack 1 and is horizontally and fixedly connected with the receiving table 23, one side of the receiving table 23 close to the storage rack 2 is provided with a pressing frame 231, the lower side of the pressing frame 231 is fixedly connected with an elastic pressing pad, the length direction of the pressing frame 231 is perpendicular to the conveying direction of the laser film or the label paper, a discharging gap which can facilitate conveying of the laser film or the label paper is further arranged between the pressing frame 231 and the receiving table 23, the upper side of the storage rack 2 is further fixedly connected with a lifting cylinder 232 one, and a telescopic rod of the lifting cylinder 232 is upwards arranged and fixedly connected to the lower side of the pressing frame 231. The lift cylinder 232 drives the pressure frame 231 downward to make the lower side of the elastic pressure pad contact with the upper side of the receiving table 23. When the automatic label feeding device works, a laser film of a laser film roll and label paper of a label paper roll respectively enter the corresponding storage racks 2, pass through the discharge gaps of the receiving platforms 23 and enter the corresponding lifting plates 21, at the moment, the laser film or the label paper respectively sequentially bypasses the support shafts of the corresponding upper lifting plate 21 and the lower lifting plate 21 to be output in an S shape and then respectively enter the composite assembly, so that the laser film and the label paper are compounded in the composite assembly, when the label paper or the laser film is used up, the laser film or the label paper can directly move downwards through the corresponding pressing rack 231 to press and hold the end of the corresponding laser film or label paper, at the moment, the laser film or the label paper stored between the two lifting plates 21 is continuously conveyed, when the laser film or the label paper is continuously conveyed, the two lifting plates 21 are pulled to move towards the mutually approaching direction, so as to convey the film or the label paper stored between the two lifting plates 21, at this moment, another laser film roll or label paper roll can be rotated to the feeding position by rotating the supporting column 11, then the corresponding laser film roll or label paper roll is butted with the corresponding laser film or label paper, and finally the film is continuously fed by lifting the pressing frame 231.
Referring to fig. 5 and 6, a sliding plate 233 is horizontally disposed on a side of the pressing frame 231 away from the storage rack 2, a length direction of the sliding plate 233 is perpendicular to a length direction of the pressing frame 231, the sliding plate 233 is slidably connected to the pressing frame 231 along the length direction of the pressing frame 231, a reciprocating screw 234 having a length direction the same as the length direction of the pressing frame 231 is rotatably connected to the inside of the pressing frame 231, one end of the sliding plate 233 is further connected to the pressing frame 231 through a thread, one end of the reciprocating screw 234 extends out of one end of the pressing frame 231 and is fixedly connected to a driving motor, and an output shaft of the driving motor is fixedly connected to one end. A glue coating brush 235 with the lower side capable of abutting against the laser film or the label paper on the receiving platform 23 is fixedly connected to the lower side of the sliding plate 233, a glue solution tank 24 is further fixedly connected to the upper side of the pressing frame 231, a flexible glue dripping pipe 241 is fixedly connected between the glue solution tank 24 and the glue coating brush 235, and a control valve capable of closing the glue dripping pipe 241 is further fixedly connected to the upper side of the glue coating brush 235. A cutter 236 is further fixedly connected to one end of the sliding plate 233 far away from the pressing frame 231, the cutter 236 is a bidirectional cutter 236, cutting edges of the cutter 236 face towards a direction perpendicular to a conveying direction of the laser film or the label paper, pressing rollers 2361 capable of rotating along the moving direction of the cutter 236 are rotatably connected to the front side of the sliding plate 233 corresponding to the moving direction of the cutter 236, and the lower sides of the pressing rollers 2361 can abut against the upper side of the receiving table 23. After the laser film or the label paper is used up, the pressing frame 231 moves downwards to press and hold the tail end of the laser film or the label paper on the bearing table 23, then the driving motor drives the reciprocating screw 234 to rotate, so that the sliding plate 233 is driven to move along the direction perpendicular to the conveying direction of the laser film or the label paper, the gluing brush 235 can be driven to glue the tail end of the label paper or the laser film, and meanwhile, the sliding plate 233 also drives the cutter 236 to cut the laser film and the label paper along the direction perpendicular to the conveying direction of the laser film and the label paper.
Referring back to fig. 4, a first cavity 237 is formed inside the receiving platform 23, a plurality of first air holes 2371 capable of being communicated with the first cavity 237 are formed in the upper side of the receiving platform 23, and a first air exhaust device 238 communicated with the first cavity 237 is further arranged at one end of the receiving platform 23. During operation, updraft ventilator 238 is to a pair of cavity 237 convulsions, can see through each gas pocket 2371 with laser film or the smooth upside that adsorbs in accepting platform 23 of label paper to be convenient for accept the cutting and the rubber coating of laser film or label paper on the platform 23.
Referring back to fig. 2 and 3, one side of the feeding frame 1 close to the storage rack 2 is further horizontally connected with a sliding frame 12 capable of moving towards the direction of the storage rack 2 in a sliding manner, one end of the feeding frame 1 corresponding to the sliding frame 12 is further fixedly connected with a reciprocating cylinder 121, a telescopic rod of the reciprocating cylinder 121 is fixedly connected to one end of the sliding frame 12, the reciprocating cylinder 121 drives the telescopic rod to extend to drive the sliding frame 12 to move towards the receiving table 23 to one side to abut against the receiving table 23, a fixed plate 13 with the length direction perpendicular to the conveying direction of the laser film and the label paper is horizontally arranged on the sliding frame 12, two ends of the sliding frame 12 are vertically fixedly connected with two lifting cylinders 232 122, the telescopic rods of the two lifting cylinders 232 122 are fixedly connected to the fixed plate 13 and can drive the fixed plate 13 to move along the vertical direction, a clamping plate 14 with the length direction being the same as the length direction of the fixed plate 13 is arranged on the fixed plate 13, an elastic pressing pad is fixedly. The two ends of the fixed plate 13 are also fixedly connected with vertically arranged lifting cylinders 232 three 131, telescopic rods of the two lifting cylinders 232 three 131 are fixedly connected to the two ends of the clamping plate 14, the lifting cylinders 232 three 131 drive the clamping plate 14 to move downwards to drive the elastic pressure pad to abut against the upper side of the fixed plate 13, a feeding gap which can facilitate feeding of laser films or label paper is formed between the fixed plate 13 and the clamping plate 14, a pressing and holding plate 141 is further fixedly connected to one side of the clamping plate 14, which is close to the storage rack 2, a cavity two 142 is formed in the pressing and holding plate 141, a plurality of air holes two 143 communicated with the cavity two 142 are further formed in the lower side of the pressing and holding plate 141, and an air extracting device two 144 capable of extracting air from the cavity is further fixedly connected. When a label paper roll or a laser film roll needs to be replaced, the other label paper roll or laser film roll can be rotated to the feeding position by rotating the supporting column 11, then one end of a laser film of the laser film roll or one end of label paper of the label paper roll penetrates through a feeding gap between the fixing plate 13 and the clamping plate 14 to be flush with one end of the pressing and holding plate 141 close to the storage rack 2, then the label paper or the laser film is clamped on the upper side of the fixing plate 13 by downward movement of the clamping plate 14, meanwhile, the label paper or the laser film is sucked by air suction of the air suction device II 144 to be kept in butt joint with the lower side of the pressing and holding plate 141, then the fixing plate 13 is driven to move to be in butt joint with one end of the bearing plate close to the upper material rack 1 by sliding of the sliding frame 12, then the fixing plate 13 moves downwards to drive the pressing and holding plate 141 to move downwards synchronously, so that one end of the laser film roll or the label paper roll can move downwards to, the laser film or the label paper is connected, and after the connection is finished, the fixing frame, the clamping plate 14 sliding frame 12 and the pressing frame 231 are reset respectively, so that the laser film or the label paper can be conveyed continuously.
A first hot air conveying device 239 capable of conveying hot air into the first cavity 237 is further arranged on one side of the pressing plate 141; and a second hot air conveying device 145 capable of conveying hot air into the second cavity 142 is further arranged on one side of the receiving platform 23. When the automatic labeling machine works, after the pressing and holding frame drives one end of the laser film roll or one end of the label paper roll to be pressed on the glued laser film or label paper, the first air draft device 238 and the second air draft device 144 are respectively stopped, the first hot air conveying device 239 and the second hot air conveying device 145 are started, hot air is respectively conveyed to the first cavity 237 and the second cavity 142, the two bonded laser films or label paper can be heated and dried, and the coagulation of glue solution between the two laser films or label paper is further improved.
The implementation principle of the embodiment is as follows: a laser film of a laser film roll and a label paper of a label paper roll respectively enter the corresponding storage rack 2, pass through the discharge gap of each receiving platform 23 and enter between the corresponding lifting plates 21, at the moment, the laser film or the label paper respectively sequentially bypasses the support shafts of each corresponding upper lifting plate 21 and lower lifting plate 21 to be output in an S shape and then respectively enter into the composite assembly, so that the laser film and the label paper are compounded in the composite assembly, when the label paper or the laser film is used up, the tail end of the corresponding laser film or the label paper can be directly pressed and held by the corresponding pressing rack 231 in a downward movement way, at the moment, the laser film or the label paper stored between the two lifting plates 21 is continuously conveyed, and during the conveying, the tail end of the laser film or the label paper is pressed and held, therefore, when the laser film or the label paper is continuously conveyed, the two lifting plates 21 are pulled to move towards the direction close to each other, so that the label paper stored between the two lifting plates 21 is conveyed,
after the pressing frame 231 moves downwards to press and hold the tail end of the laser film or the label paper on the bearing table 23, the reciprocating screw 234 is driven to rotate by the driving motor, so that the sliding plate 233 is driven to move along the direction perpendicular to the conveying direction of the laser film or the label paper, the gluing brush 235 can be driven to glue the tail end of the label paper or the laser film, and meanwhile, the sliding plate 233 also drives the cutter 236 to cut off the laser film and the label paper along the direction perpendicular to the conveying direction of the laser film and the label paper.
When the label paper roll or the laser film roll needs to be replaced, the supporting column 11 is rotated to rotate the other label paper roll or the laser film roll to the feeding position, then one end of the laser film roll or one end of the label paper roll penetrates through the feeding gap between the fixing plate 13 and the clamping plate 14 to be flush with one end of the pressing and holding plate 141 close to the storage rack 2, then the clamping plate 14 moves downwards to clamp the label paper or the laser film on the upper side of the fixing plate 13, meanwhile, the air suction device II 144 sucks the label paper or the laser film to enable the label paper or the laser film to be kept in abutting joint with the lower side of the pressing and holding plate 141, then the sliding frame 12 slides to drive the fixing plate 13 to move to abut against one end of the bearing plate close to the upper material rack 1, then the fixing plate 13 moves downwards to drive the pressing and holding plate 141 to move downwards synchronously to enable one end of the laser film roll or the label paper roll to move downwards to abut against the label paper and the, when the pressing and holding frame drives one end of the laser film roll or one end of the label paper roll to be pressed on the glued laser film or label paper, the first air draft device 238 and the second air draft device 144 are respectively stopped, the first hot air conveying device 239 and the second hot air conveying device 145 are started, the first cavity 237 and the second cavity 142 are respectively conveyed with hot air, the two bonded laser films or label paper can be heated and dried, the condensation of glue solution between the two laser films or label paper is further improved, the connection of the laser films or label paper is realized, and after the connection is completed, the fixing frame, the clamping plate 14 sliding frame 12 and the pressing frame 231 are respectively reset, and the continuous transmission of the laser films or label paper can be realized.
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 (8)
1. The utility model provides a radium-shine transfer printing system for label printing, includes two material loading units and the compound unit that are used for label paper and radium-shine membrane material loading respectively, its characterized in that: the feeding units comprise a feeding frame (1) and a storage frame (2), a supporting column (11) with a horizontally arranged axis is rotatably connected to the feeding frame (1), clamping arms (112) capable of sliding towards the length direction of the supporting column (11) are slidably connected to two end parts of two sides of the supporting column (11), and a laser film roll or a label paper roll is rotatably connected between the two clamping arms (112) on the same side; the storage rack (2) comprises two lifting plates (21) which are horizontally arranged and are arranged along the vertical direction, a plurality of reversing rollers (211) with the axis direction perpendicular to the conveying direction of the label paper or the laser film are rotatably connected to the two lifting plates (21), and a plurality of pushing springs (221) which push the two lifting plates (21) to move towards the direction away from each other in a normal state are arranged between the two lifting plates (21) corresponding to the storage rack (2); a bearing table (23) is further horizontally arranged at one end, close to the feeding frame (1), of the storage frame (2), a pressing frame (231) capable of moving along the vertical direction is arranged at one side, close to the storage frame (2), of the bearing table (23), and a discharging gap capable of facilitating the passing of materials when the pressing frame (231) rises is arranged between the pressing frame (231) and the bearing table (23);
a sliding plate (233) capable of moving along the direction perpendicular to the conveying direction of the laser film or the label paper is horizontally arranged on one side, away from the storage rack (2), of the pressing rack (231), a gluing brush (235) capable of abutting against the laser film or the label paper is fixedly connected to the lower side of the sliding plate (233), and a cutter (236) is further fixedly connected to one end, away from the pressing rack (231), of the sliding plate (233); a sliding frame (12) which can move towards the direction of the storage rack (2) to one side and is abutted against the bearing platform (23) is horizontally arranged on one side of the feeding rack (1) close to the storage rack (2), a fixing plate (13) which can move downwards along the vertical direction is horizontally arranged on the sliding frame (12), a clamping plate (14) which can move downwards to abut against the fixing plate (13) is arranged on the fixing plate (13), a feeding gap which can facilitate the feeding of the laser film or the label paper is formed between the fixing plate (13) and the clamping plate (14), a pressing plate (141) is fixedly connected to one side of the clamping plate (14) close to the storage rack (2), a second cavity (142) is formed in the pressing plate (141), a plurality of second air holes (143) communicated with the second cavity (142) are formed in the lower side of the pressing plate (141), and one end of the pressing plate (141) is also fixedly connected with a second air draft device (144) capable of exhausting air to the cavity.
2. The laser transfer printing system for label printing of claim 1, wherein: cavity one (237) have been seted up to the inside of accepting platform (23), the upside of accepting platform (23) is seted up a plurality of air holes one (2371) that can communicate with cavity one (237), the one end of accepting platform (23) still is equipped with the air exhaust device one that communicates with cavity one (237).
3. The laser transfer printing system for label printing of claim 1, wherein: a first hot air conveying device (239) capable of conveying hot air into the first cavity (237) is further arranged on one side of the pressing plate (141); and a second hot air conveying device (145) capable of conveying hot air into the second cavity (142) is further arranged on one side of the bearing table (23).
4. The laser transfer printing system for label printing of claim 1, wherein: all slide along the axis direction of support column (11) in arm lock (112) and connect in support column (11), equal rigid coupling has two-way telescoping cylinder (113) between two arm lock (112) that support column (11) correspond both sides, and the telescopic link tip of each two-way telescoping cylinder (113) rigid coupling respectively in two arm lock (112) of homonymy, the tip of each arm lock (112) still all rotates and is connected with fore-set (114), corresponds two fore-set (114) can push up tight label paper roll or laser film and roll up.
5. The laser transfer printing system for label printing of claim 1, wherein: the cutting knife (236) is a double-edge cutting knife (236), the front side of the sliding plate (233) corresponding to the movement direction of the cutting knife (236) is rotatably connected with a pressing roller (2361) capable of rotating along the movement direction of the cutting knife (236), and the lower side of the pressing roller (2361) can abut against the upper side of the bearing platform (23).
6. The laser transfer printing system for label printing of claim 1, wherein: the upside rigid coupling of pressure frame (231) has glue tank (24), the rigid coupling has rubber dripping pipe (241) between glue tank (24) and rubber coating brush (235), the upside of rubber coating brush (235) still the rigid coupling have can turn off the control valve of rubber dripping pipe (241).
7. The laser transfer printing system for label printing of claim 1, wherein: the lower sides of the pressing frame (231) and the clamping plate (14) are fixedly connected with elastic pressing pads.
8. The laser transfer printing system for label printing of claim 1, wherein: reciprocating screw rods (234) with the same length direction as the sliding plates (233) are connected in the pressing frame (231) in a rotating mode, the sliding plates (233) are connected to the pressing frame (231) in a sliding mode, and the sliding plates (233) are connected to the pressing frame (231) in a threaded mode.
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| CN112722978A (en) * | 2020-12-30 | 2021-04-30 | 新沂崚峻光电科技有限公司 | Positioning rewinding device for anti-counterfeiting packaging film and working method thereof |
| CN113753637B (en) * | 2021-08-30 | 2023-06-16 | 重庆源融标签印刷有限公司 | Automatic feeding mechanism is used in label paper production and processing based on intelligence commodity circulation |
| CN113979174B (en) * | 2021-10-27 | 2023-05-30 | 江苏腾盛纺织科技集团有限公司 | Production equipment and production process of composite fabric |
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