CN113749283A - Adhesive-free splicing device for strips - Google Patents
Adhesive-free splicing device for strips Download PDFInfo
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- CN113749283A CN113749283A CN202111022293.XA CN202111022293A CN113749283A CN 113749283 A CN113749283 A CN 113749283A CN 202111022293 A CN202111022293 A CN 202111022293A CN 113749283 A CN113749283 A CN 113749283A
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- strip
- limiting
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- wheel
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- 230000007246 mechanism Effects 0.000 claims abstract description 98
- 238000004804 winding Methods 0.000 claims abstract description 24
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- 230000017105 transposition Effects 0.000 claims abstract description 8
- 239000003292 glue Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 23
- 239000002699 waste material Substances 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 7
- 235000019504 cigarettes Nutrition 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000002788 crimping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000011143 downstream manufacturing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 208000034423 Delivery Diseases 0.000 description 1
- 241000510097 Megalonaias nervosa Species 0.000 description 1
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
- A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
- A24C5/005—Treatment of cigarette paper
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
- A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
- B65H19/1857—Support arrangement of web rolls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
- B65H19/1884—Details for effecting a positive rotation of web roll, e.g. accelerating the replacement roll
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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
- B65H21/00—Apparatus for splicing webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
- B65H23/038—Controlling transverse register of web by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
Landscapes
- Replacement Of Web Rolls (AREA)
Abstract
The invention provides a strip glue-free splicing device which comprises a rack, a transposition strip disc, a glue-free splicing mechanism and a new and old strip passing wheel set, and is characterized in that a first deviation correcting mechanism is arranged on a new strip running path at the input end of the glue-free splicing mechanism, a new strip end accelerated winding mechanism is arranged on the new strip running path at the output end of the glue-free splicing mechanism, an old strip cutting and adsorbing mechanism is arranged on the glue-free splicing mechanism on the old strip running path, and a second deviation correcting mechanism is arranged on a working strip path at the output end of the glue-free splicing mechanism. The dislocation amount of the new and old paper tapes in splicing can be ensured to be within the range of +/-0.5 mm, and the transverse offset of the paper tapes in online conveying can be ensured to be within the range of +/-0.5 mm. The invention has high accuracy, reliability and stability, and can improve the stability of equipment, improve the product quality and reduce the labor intensity of personnel.
Description
Technical Field
The invention relates to a glue-free splicing device for strips, which is particularly suitable for the tobacco industry and belongs to the technical field of mechanical equipment design and manufacture.
Background
At present, most of tipping paper of mainstream low-speed cigarette-splicing units in the market is supplied by a self-contained semi-automatic tray changing device, and each cigarette-splicing unit (set) generally has two tipping paper trays, namely an old paper tray and a new paper tray. After being pulled out from an old paper tray arranged on an online unreeling shaft, old paper passes through a brake system passing wheel set, a limiting ring, a splicing device, a paper scraping and shaping device, surface gluing, heating, a manual deviation rectifying device, a slitting drum wheel and a paper twisting drum wheel of the online unreeling shaft in sequence; after being pulled out from the new paper tray arranged on the standby unreeling shaft, the new paper passes through the wheel passing set, the limiting ring, the splicing device and the front end accelerating device of the brake system of the standby unreeling shaft in sequence. In the actual production process, the splicing of the paper tape is realized by the new paper and the old paper through the splicing device, so that the aim of continuous production is fulfilled. However, due to reasons such as actual layout and limiting technology, the effect of axially limiting the new paper and the old paper by the limiting shaft in front of the splicing device is very limited, so that the new paper and the old paper have obvious dislocation quantity in a splicing section spliced by the existing splicing device, the dislocation quantity can reach +/-3.0 mm or even more at most, and the dislocation quantity can directly cause serious quality defects of the finished cigarettes or bring obvious waste of raw and auxiliary materials; in the prior splicing technology, free paper tapes with certain lengths exist at the front end and the rear end of the tipping paper splicing section more or less, when the free paper tapes are subsequently cut through the cutting drum wheel, discrete paper scraps can be formed with high possibility, the paper scraps can be uncontrollably scattered in the equipment, the paper twisting plate is easy to block, the equipment is stopped, the effective operation rate of the equipment is seriously reduced, and the consumption and the waste of the original auxiliary materials are also obviously increased; meanwhile, the paper tape is conveyed in a long distance in the process of supplying the tipping paper, the tipping paper in the process can generate axial deviation due to the reasons of uneven tension of the paper tape, deflection of a paper disk of the tipping paper, self deviation of the paper tape and the like, and meanwhile, only one manual deviation rectifying device is arranged between the assembling device and the slitting drum wheel, so that the real-time position of the paper tape cannot be guaranteed within a reasonable range, and further serious quality defects of finished cigarettes can be possibly caused. Therefore, there is a need for improvements in the prior art.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a glue-free splicing device for strips, which is high in reliability and stability.
The invention is completed by the following technical scheme: the utility model provides a no glue splicing apparatus of strip, includes the frame and the transposition strip dish on it, no glue splicing mechanism, new, the old strip crosses the wheelset, its characterized in that is equipped with first deviation correcting mechanism on the strip moving path of no glue splicing mechanism input at least, is equipped with new strip end winding mechanism with higher speed on the new strip moving path of no glue splicing mechanism output, lies in on the old strip moving path simultaneously on no glue splicing mechanism and is equipped with old strip and cuts off adsorption equipment, is equipped with the second deviation correcting mechanism on no glue splicing mechanism output work strip route.
The first deviation correcting mechanism comprises a third wheel, a waist wheel and a limiting mechanism, and the third wheel, the waist wheel and the limiting mechanism are sequentially arranged along the running direction of the new strip.
The wheel surface of the waist wheel is in a V shape with a small middle and two large ends.
The waist wheel is connected with the telescopic mechanism, the telescopic mechanism comprises a power cylinder and a piston rod arranged on the power cylinder, the end part of the piston rod is connected with a support, the waist wheel is fixed on the support through bearings at two ends of a wheel shaft of the waist wheel, so that the support and the waist wheel on the support are driven to extend out or retract through the power cylinder, and when the waist wheel extends out, the waist wheel can limit a new strip, so that the new strip is in contact with the waist wheel, and the folding edges or the curling edges at two sides of the new strip can be effectively prevented, so that the follow-up glue-free splicing requirement is met.
The limiting mechanism comprises a first limiting roller and a second limiting roller which are arranged in parallel, common ends of the first limiting roller and the second limiting roller respectively penetrate through corresponding belt seat bearings to be connected with corresponding driving wheels, the two driving wheels are connected through a driving mechanism belt, and the second limiting roller is connected with a rotary power machine so that the first limiting roller and the second limiting roller can rotate through a driving belt and a belt wheel under the driving of the rotary power machine.
The axial adjusting mechanism comprises spiral grooves which are arranged on the roll surfaces at two ends of the first limiting roll and the second limiting roll respectively and are opposite in spiral direction, limiting rings which are sleeved at two ends of the first limiting roll and the second limiting roll respectively, a sliding block is arranged on the inner circular wall of each limiting ring, and the sliding blocks are arranged in the corresponding spiral grooves, so that when the first limiting roll and the second limiting roll rotate along with the rotary power machine, the two limiting rings on the first limiting roll and the second limiting roll can synchronously move along the corresponding first limiting roll and the corresponding second limiting roll under the matching action of the sliding blocks and the corresponding spiral grooves, the distance adjustment between the two limiting rings is realized, new strips and old strips are positioned in the two limiting rings to limit, and meanwhile, the limiting requirements of the strips with different widths are met through the distance adjustment between the two limiting rings.
First, set up positioning mechanism on the spacing roller of second, this positioning mechanism is including connecting two locating levers on the area seat bearing of first, the spacing roller of second, and two locating levers joint respectively in the recess that corresponds the spacing ring excircle, and the cover is equipped with the locating piece on two locating levers, so that when first, after the spacing ring adjustment on the spacing roller of second targets in place, with two locating levers spiro union on the area seat bearing of locating piece on it, and the card goes into in the recess that corresponds the spacing ring excircle, make the locating piece restrict the removal of spacing ring, and then accomplish the location of spacing ring, make the spacing ring no longer remove.
The waste strip cutting and adsorbing mechanism comprises a support connected with a power cylinder piston rod, a cutter and a paper blocking plate for cutting off the tail end of a waste strip at a splicing section are arranged below the support, a suction plate is arranged above the support, an air cavity is arranged in the suction plate, a plurality of suction holes communicated with the air cavity are formed in the working surface of the suction plate, the air cavity is connected with an air pipe through a through hole, the air pipe is connected with a negative pressure source, so that a negative pressure environment is formed on the working surface of the suction plate, a new strip and a waste strip are subjected to glue-free pressing splicing, the support is driven to retract through the power cylinder piston rod, the tail end section of the waste strip arranged between the cutter and the paper blocking plate is cut off in the retraction process of the follow-up power cylinder piston rod, and the tail end section of the waste strip is sucked through the negative pressure environment formed on the working surface of the suction plate, so that the tail end section of the waste strip is prevented from being brought into a downstream process to cause equipment failure; when splicing is not needed, the piston rod of the power cylinder drives the support, the cutter and the paper blocking plate to extend out to leave the splicing station, so that the paper is normally delivered.
The new strip end accelerating and winding mechanism comprises a winding shaft, the winding shaft is connected with a winding motor through a coupler, and a through groove is formed in the front end of the winding shaft, so that the new strip end is clamped into the through groove and then is wound on the winding shaft under the driving of the winding motor.
The second deviation correcting mechanism comprises a rack, a third wheel, a waist wheel, a limiting ring and a limiting shaft which are sequentially arranged on the rack, the second deviation correcting mechanism is installed on a path of a working strip at the output end of the glue-free splicing mechanism through the rack, the third wheel, the waist wheel and the limiting mechanism are sequentially arranged along the running direction of a new strip, and the structure of the waist wheel is the same as that of the waist wheel in the first deviation correcting mechanism so as to limit the position of the online strip before the online strip enters the rolling and connecting unit.
The transposition strip reel comprises: the new and old belt material unwinding shafts arranged on the rotating disc and the new and old belt materials corresponding to the new and old belt material unwinding shafts pass through the wheel set, wherein the new belt material unwinding shaft is provided with a standby paper loading tray, the old belt material unwinding shaft is provided with the paper loading tray, and the new and old belt material unwinding shafts are switched along with the rotation of the rotating disc.
The new strip passing wheel set and the old strip passing wheel set are both composed of a plurality of passing wheels and are used for conveying the new strip and the old strip.
And a strip joint detector and a scraper mechanism are arranged on the path of the working strip at the output end of the glue-free splicing mechanism and in front of the second deviation rectifying mechanism.
The invention has the following advantages and effects: adopt above-mentioned scheme, can improve the operating efficiency of well low-speed cigarette machine group, improve finished product cigarette quality, reduce the loss of raw and auxiliary materials, reduce personnel intensity of labour, simultaneously can:
1) the splicing joint has no convex shoulder in front and at the back when the new and old paper tapes are connected, so that discrete fragments generated by slitting the paper tapes are greatly reduced, and the probability of equipment halt caused by blockage of a washboard due to the discrete fragments is reduced;
2) the dislocation amount of a splicing joint is ensured to be +/-0.5 mm when the new and old paper tapes are spliced, and the length percent of pass of the finished cigarette tipping paper is improved;
3) the paper tape deviation rectifying action of manual operation is abandoned, and the axial displacement of the on-line paper tape entering the manual deviation rectifying mechanism of the cigarette making and tipping machine set is guaranteed to be within the range of +/-0.5 mm in real time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a schematic view of the lumbar and the telescoping mechanism of FIG. 3;
FIG. 6 is a schematic illustration of the lumbar wheel configuration of FIG. 5;
FIG. 7 is a schematic view of the spacing mechanism of FIG. 4;
FIG. 8 is a schematic view of the structure of the spacing roller in FIG. 7;
FIG. 9 is a schematic view of the stop collar of FIG. 8;
FIG. 10 is a schematic view of the old tape cutting and suction mechanism of FIG. 3;
FIG. 11 is a schematic view of the new strip end accelerated winding mechanism of FIG. 3;
FIG. 12 is a schematic view of a second deviation correcting mechanism shown in FIG. 2;
FIG. 13 is a perspective view of the second deviation correcting mechanism of FIG. 12;
FIG. 14 is another schematic view of the waist wheel;
FIG. 15 is a further schematic illustration of the lumbar wheel;
FIG. 16 is a schematic view of another configuration of the lumbar wheel;
fig. 17 is a schematic structural view of the lumbar wheel.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1, the adhesive-free splicing device for the strips provided by the invention comprises a conventional machine frame (not shown), and is arranged on the conventional machine frame:
the conventional transposition strip disc 1 is used for alternately providing production strips;
the conventional glue-free splicing mechanism 6 is positioned below the transposition strip disc 1 and is used for carrying out glue-free splicing on the new and old strips;
the conventional new and old belt material passing wheel sets 14 and 15 are arranged between the transposition belt material disc 1 and the glue-free splicing mechanism 6 and are respectively used for conveying the new and old belt materials 131 and 171;
a first deviation correcting mechanism 2 is arranged on the running path of the new strip 131 at the input end of the glue-free splicing mechanism 6, a new strip end accelerated winding mechanism 3 is arranged on the running path of the new strip 131 at the output end of the glue-free splicing mechanism 6, an old strip cutting and adsorbing mechanism 4 is arranged on the running path of the old strip 171 on the glue-free splicing mechanism 6, and a second deviation correcting mechanism 5 is arranged on the working strip path at the output end of the glue-free splicing mechanism 6;
wherein:
the transposition tape reel 1 comprises: new and old tape unwinding shafts 12, 16 and corresponding new and old tape passing wheel sets 14, 15 arranged on the rotating disc 11, wherein a spare paper loading tray 13 is arranged on the new tape unwinding shaft 12 and is used for providing a new tape 131, a paper loading tray 17 is arranged on the old tape unwinding shaft 16 and is used for providing an old tape 171 on line and changing the positions of the new and old unwinding shafts 12, 16 along with the rotation of the rotating disc 11, and the new tape passing wheel set 14 and the old tape passing wheel set 15 are both composed of a plurality of passing wheels and are used for conveying the new and old tapes 141, 171, as shown in fig. 1 and fig. 2;
the first deviation correcting mechanism 2 comprises a passing wheel 14, a waist wheel 21 and a limiting mechanism 22 which are arranged on the running path of the new strip 131, as shown in fig. 3, and the central distance L1 between the passing wheel 14 and the waist wheel 21 is equal to the central distance L2 between the waist wheel 21 and the limiting mechanism 22, and the distance L3 between the waist wheel 21 and the new strip 131 is 0mm, as shown in fig. 4, wherein: the wheel surface of the waist wheel 21 is in a V shape with a small middle and large two ends, the V-shaped wheel surface has a radian theta of 110 degrees, the V-shaped wheel surface is a continuous arc surface, the line length L4 of the V-shaped wheel surface is 88mm, the arc radius R is 30mm, the diameter phi 1 of the waist wheel 21 is 60mm, and the length L5 is 82mm, as shown in FIG. 6; or the V-shaped wheel surface of the waist wheel 21 is a symmetrical inclined surface with a groove in the middle, as shown in FIG. 14; or the V-shaped wheel surface of the waist wheel 21 is a symmetrical middle connected inclined surface, as shown in FIG. 15; or the waist wheel 21 is a middle circular arc wheel surface and cylindrical surfaces at two ends, the arc length is 60 mm-80 mm, the middle circular arc wheel surface is continuous, as shown in fig. 16, or the middle circular arc wheel surface is formed by the middle cylindrical wheel surface and the circular arc wheel surfaces at two ends, as shown in fig. 17; the waist wheel 21 is connected with the telescopic mechanism, and only when the new and the old belt materials 131 and 171 are spliced, the waist wheel extends out to complete the limit of the new belt material 131, and retracts in the rest time without interfering the normal production, specifically: the waist wheel 21 is fixed on the support 211 through bearings at two ends of a wheel shaft of the waist wheel 21, the support 211 is fixed at the end part of a piston rod 212 of the power cylinder 213, the support 211 and the waist wheel 21 on the support 211 are driven to extend out or retract through the power cylinder 213, the new belt material 131 can be limited when extending out, the new belt material 131 can only be positioned in the middle of the waist wheel 21, the folding edges or the curling edges at two sides of the new belt material 131 can be effectively prevented, and the subsequent glue-free splicing requirement is met, as shown in fig. 5;
the limiting mechanism 22 comprises a first limiting roller 221 and a second limiting roller 222 which are arranged in parallel and used for synchronously limiting the new and old belt materials 131 and 171 before glue-free splicing, as shown in fig. 4, so that the longitudinal displacement of the new and old belt materials 131 and 171 in the splicing section is controlled within the range of +/-0.5 mm;
the common ends of the first limiting roller 221 and the second limiting roller 222 respectively pass through the corresponding belt seat bearings 228 to be connected with the corresponding belt wheels, the two belt wheels are connected through the transmission belt 227 to complete transmission, and the second limiting roller 222 is connected with the rotary power machine 226 so that the first limiting roller 221 and the second limiting roller 222 can rotate through the transmission belt 227 and the belt wheels under the driving of the rotary power machine 226; the first limiting roller 221 and the second limiting roller 222 are provided with axial adjusting mechanisms, the axial adjusting mechanisms comprise spiral grooves 223 which are arranged on the roller surfaces at the two ends of the first limiting roller 221 and the second limiting roller 222 respectively and have opposite spiral directions, limiting rings 224 which are sleeved at the two ends of the first limiting roller 221 and the second limiting roller 222 respectively, the inner circular wall of each limiting ring 224 is provided with a sliding block 2241, the sliding block 2241 is arranged in the corresponding spiral groove 223, so that when the first and second check rollers 221 and 222 are rotated by the rotation motor 226, the two limit rings 224 on the first and second limit rollers 221, 222 can synchronously move along the corresponding first and second limit rollers 221, 222 under the matching action of the slide block 2241 and the corresponding spiral groove 223, so as to realize the distance adjustment between the two limit rings 224, as shown in fig. 7, while the new and old tapes 131 and 171 are retained in the two retaining rings 224, the spacing requirements of the strips with different widths are met by adjusting the distance between the two spacing rings 224; the first limiting roller 221 and the second limiting roller 222 are provided with a positioning mechanism, the positioning mechanism comprises two positioning rods 225 which are respectively screwed on the bearing with seat 228 connected with the first limiting roller 221 and the second limiting roller 222, the two positioning rods 225 are respectively clamped in the grooves 2242 corresponding to the excircle of the limiting ring 224, and the two positioning rods 225 are sleeved with positioning blocks 229, so that after the limiting rings 224 on the first limiting roller 221 and the second limiting roller 222 are adjusted in place, the two positioning rods 225 with the positioning blocks 229 thereon are screwed on the bearing with seat 228 and are clamped in the grooves 2242 corresponding to the excircle of the limiting ring 224, so that the positioning blocks 229 limit the movement of the limiting ring 224, the positioning of the limiting ring 224 is further completed, and the limiting ring 224 is not moved any more;
the glue-free splicing mechanism 6 is an original device on a rolling and connecting unit and is used for completing the glue-free splicing of an old belt material 171 and a new belt material 131, and comprises a base 61 with a cavity arranged therein and an opening arranged on the top surface, the bottom surface and the front side surface thereof, a driving shaft 62 and a driven shaft 63 which are arranged in the cavity and are fixed at the two ends of the cavity in a belt bearing on the base 61, wherein belt wheels are respectively arranged at the common ends of the driving shaft 62 and the driven shaft 63, the two belt wheels are connected through a synchronous belt, the driving shaft 61 is connected with a power motor, and the driven shaft 62 and the driven shaft 63 are synchronously and reversely rotated through the synchronous belt and the belt wheels while the driving shaft 62 is driven to rotate by the power motor during splicing, so that the conventional crimping dies 69 on the driving shaft 62 and the driven shaft 63 are meshed to perform the glue-free crimping and splicing of the new belt material 131 and the old belt material 171;
the old strip cutting and adsorbing mechanism 4 is arranged on a base 61 above a driven shaft 63 and comprises a bracket 41 connected with a piston rod of a power cylinder 43, a cutter 44 and a paper baffle plate 45 for cutting the tail end of the old strip 171 at the splicing section are arranged below the bracket 41, a suction plate 42 is arranged above the bracket, an air cavity is arranged in the suction plate 42, a plurality of suction holes 421 communicated with the air cavity are arranged on the working surface of the suction plate 42, the air cavity is connected with an air pipe through a through hole, and the air pipe is connected with a negative pressure source (an air compressor) to form a negative pressure environment on the working surface of the suction plate 42, as shown in figure 10; after the new and old tapes 131, 171 are bonded and spliced without glue, the piston rod of the power cylinder 43 drives the support 41 to retract, so that the tail end section of the old tape 171 clamped between the cutter 44 and the paper blocking plate 45 is cut off by the cutter 44 and the paper blocking plate 45 in the process of retracting the piston rod of the follow-up power cylinder 43, and meanwhile, the tail end section of the old tape 171 is sucked by a negative pressure environment formed on the working surface of the suction plate 42, so that the tail end section of the old tape 171 is prevented from being brought into a downstream process to cause equipment failure; when splicing is not needed, the driving shaft 62 and the driven shaft 63 do not rotate, and the piston rod of the power cylinder 43 drives the support 41, the cutter 44 and the paper blocking plate 45 to extend out to leave a splicing station, so that the paper blocking plate is abducted for normal delivery of tipping paper;
the new strip end accelerated winding mechanism 3 comprises a winding shaft 31, the winding shaft 31 is connected with a winding motor 33 through a coupler 32, and a through groove 311 is formed in the front end of the winding shaft 31, so that the new strip 171 end is driven by the winding motor 33 to be wound on the winding shaft 31 after being clamped into the through groove 311, as shown in fig. 11;
the second deviation correcting mechanism 5 comprises a rack 51, and a third wheel 52, a waist wheel 53, a limiting ring 54 and a limiting shaft 55 which are sequentially arranged on the rack 51, and the second deviation correcting mechanism 5 is installed on a working strip path at the output end of the glue-free splicing mechanism 6 through the rack 51, as shown in fig. 1, 2 and 12, the central distance L6 between the third wheel 52 and the waist wheel 53 is equal to the central distance L7 between the waist wheel 53 and the limiting shaft 55, and is 100 mm; the distance L8 between the waist wheel 53 and the online strip is 0 mm; the structure of the belt pulley 53 is the same as that of the belt pulley 21 in the first deviation rectifying mechanism 2, so that the online strip is limited before entering the rolling and connecting unit.
And a conventional strip joint detector and a conventional scraper mechanism are arranged on the path of the working strip at the output end of the glue-free splicing mechanism 6 and in front of the second deviation correcting mechanism 5.
The above description is only an example of the present invention and should not be taken as limiting the invention, and any modification, equivalent replacement, or improvement made within the spirit of the present invention should be considered as within the protection scope of the present invention.
Claims (10)
1. The utility model provides a no glue splicing apparatus of strip, includes the frame and the transposition strip dish on it, no glue splicing mechanism, new, the old strip crosses the wheelset, its characterized in that is equipped with first deviation correcting mechanism on the strip moving path of no glue splicing mechanism input at least, is equipped with new strip end winding mechanism with higher speed on the new strip moving path of no glue splicing mechanism output, lies in on the old strip moving path simultaneously on no glue splicing mechanism and is equipped with old strip and cuts off adsorption equipment, is equipped with the second deviation correcting mechanism on no glue splicing mechanism output work strip route.
2. The adhesive-free splicing device for the strips according to claim 1, wherein the first deviation correcting mechanism comprises a third wheel, a waist wheel and a limiting mechanism, and the third wheel, the waist wheel and the limiting mechanism are sequentially arranged along the running direction of the new strips.
3. The adhesive-free splicing device for the strips according to claim 2, wherein the waist wheel is connected with a telescopic mechanism, the telescopic mechanism comprises a power cylinder and a piston rod thereof, the end part of the piston rod is connected with a support, and the waist wheel is fixed on the support through bearings at two ends of a wheel shaft of the waist wheel.
4. A splicing apparatus according to claim 2, wherein the limiting mechanism comprises a first and a second limiting roller disposed in parallel, and the common ends of the first and the second limiting roller are connected to the corresponding driving wheels through the corresponding bearings, respectively, the two driving wheels are connected to each other through a transmission mechanism, and the second limiting roller is connected to the rotary power machine.
5. A glue-free splicing device for strips according to claim 4, wherein the first limiting roller and the second limiting roller are provided with axial adjusting mechanisms, the axial adjusting mechanisms comprise spiral grooves which are respectively arranged on the roller surfaces at the two ends of the first limiting roller and the second limiting roller and have opposite spiral directions, limiting rings are respectively sleeved at the two ends of the first limiting roller and the second limiting roller, and each limiting ring is provided with a sliding block on the inner circular wall, and the sliding blocks are arranged in the corresponding spiral grooves.
6. The adhesive-free splicing device for the strips according to claim 4, wherein the first and second limiting rollers are provided with positioning mechanisms, each positioning mechanism comprises two positioning rods which are respectively screwed on a bearing with a seat for connecting the first and second limiting rollers, the two positioning rods are respectively clamped in the grooves of the outer circles of the corresponding limiting rings, and positioning blocks are sleeved on the two positioning rods.
7. A splicing apparatus according to claim 1, wherein said old strip cutting and sucking means comprises a support connected to a piston rod of the cylinder, a cutter and a paper baffle plate for cutting the tail end of the old strip at the splicing section are provided below the support, and a suction plate is provided above the support, an air chamber is provided in the suction plate, a plurality of suction holes communicating with the air chamber are provided on the working surface of the suction plate, the air chamber is connected to the air pipe through a through hole, and the air pipe is connected to the negative pressure source.
8. The glue-free splicing device for the strips according to claim 1, wherein the new strip end accelerating winding mechanism comprises a winding shaft, the winding shaft is connected with a winding motor through a coupler, a through groove is formed in the front end of the winding shaft, and the new strip end is clamped into the through groove.
9. A tape glue-free splicing device according to claim 1, wherein the second deviation correcting mechanism comprises a frame, and a passing wheel, a waist wheel and a limiting mechanism which are arranged on the frame, the second deviation correcting mechanism is arranged on the path of the working tape at the output end of the glue-free splicing mechanism through the frame, and the passing wheel, the waist wheel and the limiting mechanism are sequentially arranged along the running direction of the working tape.
10. The adhesive-free splicing device for the strips according to claims 2 and 9, wherein the wheel surface of the waist wheel is V-shaped with a small middle part and two large ends.
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| CN202111022293.XA CN113749283A (en) | 2021-09-01 | 2021-09-01 | Adhesive-free splicing device for strips |
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| CN202111022293.XA CN113749283A (en) | 2021-09-01 | 2021-09-01 | Adhesive-free splicing device for strips |
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| CN113104628A (en) * | 2021-03-01 | 2021-07-13 | 昆明鼎承启鑫科技有限公司 | Method for splicing strip-shaped materials based on splicing equipment |
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