CN114955648A

CN114955648A - Grabbing mechanism for opening end of paper roll and paper receiving and roll changing equipment

Info

Publication number: CN114955648A
Application number: CN202210635808.1A
Authority: CN
Inventors: 沈云立; 罗春生
Original assignee: Guangzhou Jiuheng Barcode Co ltd
Current assignee: Guangzhou Jiuheng Barcode Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-08-30

Abstract

The application discloses a grabbing mechanism for an open end of a paper roll, which comprises an adsorption component and a cutting component, wherein the adsorption component comprises a lifting structure and an adsorption structure, the adsorption structure is mounted on the lifting structure, the lifting structure drives the adsorption structure to lift, and the adsorption structure can adsorb two sides of the open end of the paper roll; one side of adsorption component is located to cutting assembly, cutting assembly includes extending structure and cutting structure, cutting structure install in extending structure is last, extending structure can drive cutting structure removes along the opening of scroll. This application has the effect that improves the degree of automation that the scroll was changed and the change efficiency of scroll.

Description

Grabbing mechanism for opening end of paper roll and paper receiving and roll changing equipment

Technical Field

The invention relates to the field of paper receiving machines, in particular to a grabbing mechanism for an open end of a paper roll and paper receiving and roll changing equipment.

Background

In the reel paper printing work, when a roll of paper material printed, need shut down the printing machine, change a new roll of paper, then the manual open end with new paper and the afterbody of old paper bond together, not only slow, because the shut down of machine moreover for tension produces the change, and the register of all kinds of group produces the deviation, has reduced printing quality.

In the related art, an apparatus for automatically pasting the open end of new paper and the tail of old paper is disclosed, but when a new paper roll is replaced, the adhesive tape for sealing the open end of the paper roll needs to be torn off manually, and then the paper roll is mounted on a roll shaft for placing paper, so that the automation degree is low, and the replacement efficiency is low.

With respect to the related art among the above, the applicant believes that the following drawbacks exist: when the scroll was changed, the sticky tape that the opening end department that needs the manual work to tear the scroll was used for sealing was unfavorable for improving the degree of automation that the scroll was changed and the change efficiency of scroll.

Disclosure of Invention

In order to improve the degree of automation that the scroll was changed and the change efficiency of scroll, this application provides the open end of scroll snatch mechanism and connect paper to change a roll equipment.

In a first aspect, the application provides a mechanism for grabbing an open end of a paper roll, which adopts the following technical scheme:

a grabbing mechanism for an open end of a paper roll comprises an adsorption component and a cutting component, wherein the adsorption component comprises a lifting structure and an adsorption structure, the adsorption structure is mounted on the lifting structure, the lifting structure drives the adsorption structure to lift, and the adsorption structure can adsorb two sides of the open end of the paper roll; one side of adsorption component is located to cutting assembly, cutting assembly includes extending structure and cutting structure, cutting structure install in extending structure is last, extending structure can drive cutting structure removes along the opening of scroll.

By adopting the technical scheme, the lifting structure drives the adsorption structure to be tightly attached to the paper on the two sides of the open end of the paper roll, then the adsorption structure adsorbs the paper, so that the paper on the two sides of the open end of the paper roll is fixed with the adsorption structure, then the lifting structure drives the adsorption structure to move back for a certain distance, so that the paper on the two sides of the open end of the paper roll is upwards tilted, the paper on the two sides of the open end of the paper roll is separated from the adjacent circle of paper and has a certain gap, the middle part of the open end of the paper is still adhered by the adhesive tape, finally the telescopic structure drives the cutting structure to move along the opening of the paper roll, one side of the adhesive tape at the open end of the paper roll is moved to the other side of the adhesive tape, and the adhesive tape at the open end of the paper roll is cut off; the application snatch the sticky tape of the opening end department of mechanism automatic with the scroll and cut off, be favorable to improving the degree of automation that the scroll was changed.

Preferably, elevation structure includes the adsorption cylinder, adsorption structure includes the sucking disc, the adsorption cylinder is connected the sucking disc and drive the sucking disc goes up and down.

Through adopting above-mentioned technical scheme, the absorption cylinder drives the sucking disc decline, adsorbs the paper of the both sides of the open end of scroll.

Preferably, extending structure is including cutting cylinder and telescopic cylinder, the cutting cylinder sets up along the open-ended width direction of scroll, telescopic cylinder's cylinder body is fixed in cutting cylinder's piston rod, cutting structure includes the cutter, the cutter is fixed in on telescopic cylinder's the piston rod, telescopic cylinder can drive the cutter gets into and leaves the opening of scroll.

By adopting the technical scheme, the arrangement of the telescopic cylinder enables the cutter to extend into the opening of the paper roll from the direction facing the opening of the paper roll without moving from one side of the paper roll to the adhesive tape at the opening of the paper roll, so that the moving distance of the cutter is reduced, the probability that the cutter damages the paper roll is reduced, the miniaturization of the cutting cylinder is facilitated, and the arrangement of the cutting cylinder is convenient; the cutting cylinder drives the telescopic cylinder and the cutter to move transversely to cut off the adhesive tape.

Preferably, still include the centre gripping subassembly, the centre gripping subassembly is located towards the open-ended one side of scroll, the centre gripping subassembly includes centre gripping cylinder and pneumatic clamp, pneumatic clamp install in the one end of centre gripping cylinder, the drive of centre gripping cylinder pneumatic clamp is close to and keeps away from the open end of scroll.

Through adopting above-mentioned technical scheme, the pneumatic open end that is close to the scroll that presss from both sides of centre gripping cylinder drive, then pneumatic clamp ventilates and presss from both sides the open end of scroll tightly, improves clamping-force and the clamping area to the open end of scroll, reduces that the sucking disc is little to the adsorption affinity of the paper of the open end of scroll and causes the open end pine of scroll to take off and drop, and the condition that can't accurately draw the open end of scroll to next process takes place.

In a second aspect, the application provides a paper receiving and changing device for paper rolls, which adopts the following technical scheme:

the utility model provides a paper that connects of scroll equipment of changing coils, includes feed mechanism, puts paper mechanism, snatchs mechanism, transport mechanism, docking mechanism and holds paper mechanism, feed mechanism locates one side of putting paper mechanism and place the scroll put on the paper mechanism, snatch the mechanism and locate the top of putting paper mechanism can snatch the open end of putting the scroll on the paper mechanism, snatch the mechanism install in transport mechanism is last, transport mechanism's both ends are located respectively put paper mechanism and docking mechanism's top, transport mechanism can drive snatch the mechanism and be in reciprocating motion between paper mechanism and the docking mechanism, hold paper mechanism and locate docking mechanism keeps away from one side of putting paper mechanism.

Through adopting above-mentioned technical scheme, feed mechanism carries the scroll to put on the paper mechanism, it rotates the upper portion of scroll with the sticky tape of the open end department of scroll to put paper mechanism, then it cuts off and presss from both sides the open end of tight scroll to snatch the sticky tape of the open end of mechanism to the scroll, transport mechanism drives and snatchs the one end that the mechanism removed docking mechanism's top from putting paper mechanism, then it puts the open end of scroll to the docking mechanism with the mechanism, docking mechanism docks the open end of scroll and the afterbody of another scroll and fixed linking to each other, when docking mechanism links to each other two scrolls, hold the paper that paper mechanism release was stored, it need not the shut down to ensure the paper equipment in the place ahead. The utility model provides a connect paper roll change equipment from the material loading to butt joint is automatic going on completely, and degree of automation is high, and the scroll is changed efficiently to paper equipment in the place ahead need not shut down when can ensure the scroll butt joint.

Preferably, feed mechanism includes the manipulator, the manipulator has a plurality of material loading levels and one and gets the material level, the manipulator will get the scroll clamp of material level department and get, the manipulator carries the scroll to the material loading level is installed put on the paper mechanism.

Through adopting above-mentioned technical scheme, the automatic paper roll of pressing from both sides of manipulator is got and is carried the material loading position that needs the installation scroll with the scroll, then installs the scroll to put the position that corresponds on the paper mechanism, and simple to operate is swift, and degree of automation is high.

Preferably, the paper placing mechanism comprises a plurality of air expansion shafts and a plurality of paper placing motors, the air expansion shafts are respectively arranged on one side of the feeding mechanism, each air expansion shaft is connected with one paper placing motor, one end, far away from the feeding mechanism, of each air expansion shaft is rotatably connected with the paper placing motors, and one end, close to the feeding mechanism, of each air expansion shaft is arranged in a suspended mode.

By adopting the technical scheme, after the paper roll is sleeved on the air expansion shaft, the air expansion shaft fixes the paper roll, and then the paper placing motor rotates to rotate the adhesive tape at the open end of the paper roll to the upper part of the paper roll, so that the adhesive tape is cut off by the grabbing mechanism and the open end of the paper roll is clamped.

Preferably, docking mechanism includes slip butt joint subassembly, fixed butt joint subassembly, drive assembly and viscose subassembly, the slip butt joint subassembly is located fixed butt joint subassembly is close to one side of putting paper mechanism, drive assembly connects slip butt joint subassembly and drive the slip butt joint subassembly is pressed close to and is kept away from fixed butt joint subassembly, slip butt joint subassembly and fixed butt joint subassembly can the looks butt, the viscose subassembly is located the top of the seam when slip butt joint subassembly and fixed butt joint subassembly looks butt.

Through adopting above-mentioned technical scheme, the butt joint subassembly docks the open end of scroll and the afterbody of another scroll with fixed butt joint subassembly, and the viscose subassembly pastes the butt joint department of two scrolls of scroll together, accomplishes the butt joint of two scrolls of scroll.

Preferably, the sliding butt-joint component comprises a mounting seat, a deviation correcting seat, a butt-joint platform, a clamp and a trimming knife, wherein a transverse sliding rail along the length direction of the mounting seat is arranged at the upper part of the mounting seat, the deviation correcting seat is connected with the transverse sliding rail in a sliding manner, the butt-joint platform is fixed on the deviation correcting seat, the deviation correcting seat is connected with a deviation correcting driving piece, the deviation correcting driving piece is mounted on the mounting seat and drives the deviation correcting seat to slide along the transverse sliding rail, a trimming sliding groove along the length direction of the mounting seat is arranged at one side of the mounting seat, the lower end of the trimming knife is connected with the trimming sliding groove in a sliding manner, the upper end of the trimming knife penetrates through between the two sliding butt-joint components and the fixed butt-joint component and is higher than the upper surface of the butt-joint platform, the trimming knife is connected with a trimming driving piece, the trimming driving piece is mounted on the mounting seat and drives the trimming knife to slide along the trimming sliding groove, the clamp is arranged at the end head of the butt joint platform, the clamp is installed on the deviation rectifying seat, and the clamp can compress and loosen the paper on the butt joint platform.

By adopting the technical scheme, the grabbing mechanism is transported above the butt joint platform by the transporting mechanism, the paper of the paper roll is placed on the butt joint platform close to the paper placing mechanism by the grabbing mechanism, the open end of the paper roll extends to a position between the sliding butt joint component and the fixed butt joint component, then the clamp is started to tightly press the paper on the butt joint platform, so that the paper is fixed, the grabbing mechanism loosens the open end of the paper roll and ascends, the trimming driving piece drives the trimming knife to move from one end of the butt joint platform to the other end, and the paper extending to a position between the sliding butt joint component and the fixed butt joint component is cut off, so that the butt joint position of the two pieces of paper is flush, and the butt joint quality is improved; in addition, the grabbing mechanism is easy to damage the open end of the paper roll when cutting off the adhesive tape at the open end of the paper roll and adsorbing the paper at the open end of the paper roll, and the transferring mechanism is also easy to damage the open end of the paper roll when transferring the grabbing mechanism from the upper part of the paper placing mechanism to the upper part of the butting mechanism, so that the paper extending between the two butting platforms is trimmed, and the damaged paper can be reduced and used in front paper equipment. The deviation-rectifying driving piece drives the deviation-rectifying seat to move transversely, so that the butt-joint platform is driven to move transversely, the open end of a new paper roll can be aligned with the tail of an old paper roll, and the butt-joint quality is improved.

Preferably, hold paper mechanism including holding paper frame, many slip rollers and many fixed rollers, many the transfer direction of slip roller along the paper distributes, slip roller respectively slidable mounting in the upper portion of holding paper frame can be followed hold the paper frame and slide from top to bottom, every hold the paper cylinder in the below of slip roller is installed, holds the both ends of paper cylinder and connects respectively slip roller and hold the paper frame, many fixed rollers locate many respectively the below of slip roller, the top of paper hugging closely the slip roller in proper order and the below of fixed roller pass.

By adopting the technical scheme, the paper storage cylinder drives the sliding roller shaft to descend, so that paper between the sliding roller shaft and the fixed roller shaft is released to the front paper equipment for use, and the paper roll behind the paper storage frame can be butted under the condition that the front paper equipment is not stopped; after the paper rolls are butted, the paper release mechanism releases paper of the butted paper rolls, and the paper storage cylinder drives the sliding roller shaft to ascend, so that the paper storage function is realized, and the paper rolls are butted next time.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the lifting structure drives the adsorption structure to be attached to the paper on two sides of the open end of the paper roll, then the adsorption structure adsorbs the paper, the paper on two sides of the open end of the paper roll is fixed with the adsorption structure, then the lifting structure drives the adsorption structure to move back for a certain distance, the paper on two sides of the open end of the paper roll is upwards tilted, the paper on two sides of the open end of the paper roll is separated from the adjacent circle of paper and has a certain gap, the middle part of the open end of the paper is still pasted by the adhesive tape, finally the telescopic structure drives the cutting structure to move along the opening of the paper roll, one side of the adhesive tape at the open end of the paper roll is moved to the other side of the adhesive tape, and the adhesive tape at the open end of the paper roll is cut off; the grabbing mechanism automatically cuts off the adhesive tape at the opening end of the paper roll, so that the automation degree of paper roll replacement is improved;

2. feed mechanism carries the scroll to put on the paper mechanism, put the sticky tape of paper mechanism with the opening end department of scroll and rotate the upper portion of scroll, then pick the sticky tape of mechanism to the opening end of scroll and cut off and press from both sides the opening end of tight scroll, transport mechanism drives and picks the one end that the mechanism removed docking mechanism from putting the paper mechanism's top, then pick the mechanism and put the opening end of scroll on docking mechanism, docking mechanism docks the open end of scroll and the afterbody of another scroll and fixed continuous, when docking mechanism links to each other two scrolls, hold the paper that paper mechanism release was stored, ensure that the paper equipment in the place ahead need not to stop. The paper receiving and roll changing equipment is completely and automatically carried out from feeding to butt joint, has high automation degree and high paper roll changing efficiency, and can ensure that the front paper equipment does not need to be stopped when paper rolls are in butt joint;

3. the grabbing mechanism is easy to damage the open end of the paper roll when cutting off the adhesive tape at the open end of the paper roll and adsorbing the paper at the open end of the paper roll, and the transferring mechanism is easy to damage the open end of the paper roll when transferring the grabbing mechanism from the upper part of the paper placing mechanism to the upper part of the docking mechanism, so that the paper between the two docking platforms is trimmed, and the damaged paper can be reduced and used in paper equipment in front. The deviation-rectifying driving piece drives the deviation-rectifying seat to move transversely, so that the butt-joint platform is driven to move transversely, the open end of a new paper roll can be aligned with the tail of an old paper roll, and the butt-joint quality is improved.

Drawings

Fig. 1 is a schematic view showing a structure of a grasping mechanism of an open end of a paper roll according to embodiment 1 of the present application.

Fig. 2 is another schematic view of the structure of a gripping mechanism for the open end of a paper roll according to embodiment 1 of the present application.

Fig. 3 is a schematic structural diagram of a paper receiving and changing device for paper rolls according to embodiment 2 of the present application.

Fig. 4 is an enlarged view of fig. 3 at a.

Description of reference numerals:

1. a grabbing mechanism; 11. an adsorption component; 111. an adsorption cylinder; 112. a suction cup; 113. an adsorption plate; 12. a cutting assembly; 121. cutting the air cylinder; 122. a cutter; 123. a telescopic cylinder; 13. a clamping assembly; 131. a clamping cylinder; 132. pneumatic clamping; 133. a vertical cylinder; 134. a connecting plate; 14. a lifting assembly; 141. a lifting cylinder; 142. a grabbing frame; 143. a lifting plate; 2. a feeding mechanism; 3. a paper placing mechanism; 31. an air expansion shaft; 32. a paper placing motor; 4. a transfer mechanism; 41. a transfer trolley; 42. a guide rail; 5. a docking mechanism; 51. a sliding docking assembly; 511. a mounting seat; 512. a deviation rectifying base; 513. a docking platform; 514. a clamp; 515. a transverse slide rail; 516. a deviation rectifying driving part; 517. trimming knives; 518. a longitudinal slide rail; 52. fixing the butt joint assembly; 53. a drive assembly; 531. a drive motor; 532. a longitudinal screw rod; 54. an adhesive assembly; 6. a paper storage mechanism; 7. and a support mechanism.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses snatch mechanism and meet paper roll change equipment of open end of scroll.

Example one

Referring to fig. 1 and 2, a mechanism that snatchs of open end of scroll includes a set of lifting unit 14, two sets of adsorption component 11, a set of cutting component 12 and two sets of clamping component 13, adsorption component 11, cutting component 12 and clamping component 13 are all installed on lifting unit 14, same one side of adsorption component 11 is all located to cutting component 12 and clamping component 13, two sets of clamping component 13 symmetry respectively locate cutting component 12's both sides, the top of the both sides of the open end of scroll is located respectively to two sets of adsorption component 11. Adsorption component 11 includes elevation structure and adsorption structure, and adsorption structure installs on elevation structure, and elevation structure drives the adsorption structure and goes up and down, and adsorption structure can adsorb the both sides of the open end of scroll. Cutting assembly 12 includes extending structure and cutting structure, and cutting structure installs on extending structure, and extending structure can drive cutting structure and remove along the opening of scroll. Lifting unit 14 provides adsorption component 11, cutting component 12 and clamping component 13's installation space, and drive adsorption component 11, cutting component 12 and clamping component 13 go up and down, the paper of the both sides of the sticky tape of the open end of scroll is pulled up to elevation structure and adsorption structure, there is the clearance between the paper of the both sides of the open end of scroll and the paper of adjacent one deck, cutting structure stretches into the clearance between the paper of the both sides of open end and the paper of adjacent one deck, then extending structure drives the sticky tape of the end of cutting structure removal with the scroll and cuts off, clamping component 13 presss from both sides the port end of scroll.

The lifting assembly 14 comprises a lifting cylinder 141, a grabbing frame 142 and a lifting plate 143, wherein the lifting cylinder 141 is vertically fixed on the grabbing frame 142, the lifting plate 143 is fixedly arranged at the lower end of the lifting cylinder 141, and the lifting cylinder 141 drives the lifting plate 143 to lift.

Elevation structure is for adsorbing cylinder 111, and adsorption structure is sucking disc 112, adsorbs cylinder 111 fixed mounting on lifter plate 143, adsorbs the vertical setting of cylinder 111, and the suction inlet of sucking disc 112 is down, and the lower extreme of adsorbing cylinder 111 passes through sucking disc 113 fixed connection sucking disc 112, and two sets of adsorption component 11 share a sucking disc 113, and adsorption cylinder 111 drive sucking disc 113 goes up and down, and the distance between two sets of adsorption component 11's sucking disc 112 is less than the length of scroll and the difference of the diameter of sucking disc 112. The two suction cups 112 are respectively connected with the same vacuum pump through air pipes. During the use, put the below of sucking disc 112 with the scroll level, the below of two sucking discs 112 is located respectively at the both ends of scroll, and the opening of scroll rotates the upper portion of scroll, and two absorption cylinders 111 extend respectively, drive two sucking discs 112 and descend, and the suction inlet of sucking disc 112 pastes on the paper of the both sides of the open end of scroll. Then start the vacuum pump and carry out the evacuation to sucking disc 112, sucking disc 112 inhales the both sides of the open end of scroll, last two absorption cylinders 111 shrink back, drive two sucking discs 112 and remove toward keeping away from the scroll direction, because the middle part of the open end of scroll is stuck by the sticky tape, the both sides of the open end of scroll are inhaled by sucking disc 112, there is the clearance between the paper of the both sides of the open end of scroll and the paper of adjacent one deck, the space of the both sides of the sticky tape with the open end of scroll is vacated, be convenient for cutting assembly 12 cuts off the sticky tape.

Extending structure locates towards the open-ended one side of scroll, and extending structure includes cutting cylinder 121 and telescopic cylinder 123, and cutting cylinder 121 and the equal level setting of telescopic cylinder 123, and cutting cylinder 121 set up along the open-ended width direction of scroll, telescopic cylinder 123 and cutting cylinder 121 mutually perpendicular, the cylinder body of cutting cylinder 121's piston rod fixed connection telescopic cylinder 123. The cutting structure is a cutter 122, the cutter 122 is fixed on a piston rod of a telescopic cylinder 123, a cutting edge of the cutter 122 is horizontally arranged, and the telescopic cylinder 123 can drive the cutter 122 to enter and leave an opening of a paper roll. Move up when the both sides of the open end of absorption cylinder 111 and sucking disc 112 drive scroll for the both sides of the sticky tape of the open end of scroll expose the back, telescopic cylinder 123 extends, promotes cutter 122 in the opening of scroll and lie in one side of sticky tape, then cutting cylinder 121 extends or contracts, drives cutter 122 and removes toward sticky tape department, cuts off the sticky tape, accomplishes the open-ended of scroll and opens.

The clamping assembly 13 comprises a clamping cylinder 131, a vertical cylinder 133 and a pneumatic clamp 132, the vertical cylinder 133 is fixed on the grabbing frame 142, the lower end of the vertical cylinder 133 is connected with one end of the clamping cylinder 131 through a connecting plate 134, the cutting cylinder 121 is fixed on the connecting plate, the clamping cylinder 131 is parallel to the telescopic cylinder 123, one end of the clamping cylinder 131 far away from the vertical cylinder 133 is fixedly connected with the pneumatic clamp 132, the clamping cylinders 131 of the two groups of clamping assemblies 13 are respectively arranged on two sides of the telescopic cylinder 123, and the position of the clamping cylinder 131 is higher than that of the telescopic cylinder 123. The distance between the pneumatic clamps 132 of the two sets of clamping assemblies 13 is smaller than the distance between the two suction cups 112, the pneumatic clamps 132 are ventilated to clamp the paper, and the pneumatic clamps 132 are cut off to release the paper. After the adhesive tape at the open end of the paper roll is cut off, the clamping cylinder 131 extends to drive the pneumatic clamp 132 to move to the open end of the paper roll lifted by the suction cup 112, then the pneumatic clamp 132 is ventilated to clamp the open end of the paper roll, the suction cup 112 releases paper, the paper placing motor 32 is started to release the paper of the paper roll, the lifting cylinder 141, the adsorption cylinder 111 and the vertical cylinder 133 are lifted and reset to pull up the open end of the paper roll, and then the transfer mechanism 4 pulls the open end of the paper roll to the docking mechanism 5.

The implementation principle of the embodiment 1 is as follows: when the device is used, the paper roll is horizontally placed below the suction cups 112, two ends of the paper roll are respectively arranged below the two suction cups 112, and the opening of the paper roll rotates to the upper part of the paper roll. Then start absorption cylinder 111, absorption cylinder 111 drives sucking disc 112 and descends and pastes tightly on the paper of the both sides of the open end of scroll, restart the vacuum pump, carry out the evacuation to sucking disc 112, make sucking disc 112 suck the paper, later absorption cylinder 111 drives sucking disc 112 and moves certain distance back, make the paper of the both sides of the open end of scroll up stick up, the paper of the both sides of the open end of scroll separates and has certain clearance with adjacent round paper. The telescopic cylinder 123 is started, the telescopic cylinder 123 extends the cutter 122 into a gap between paper on two sides of the opening end of the paper roll and a circle of adjacent paper, the cutting cylinder 121 is started again, the cutting cylinder 121 drives the cutter 122 to move along the opening of the paper roll, one side of the adhesive tape at the opening end of the paper roll moves to the other side of the adhesive tape, and the adhesive tape at the opening end of the paper roll is cut off. Then the open end of absorption cylinder 111 drive scroll up moves the certain distance, starts vertical cylinder 133, falls pneumatic clamp 132 to the same height with sucking disc 112, starts centre gripping cylinder 131, stretches pneumatic clamp 132 to the open end department of scroll, and pneumatic clamp 132 ventilates and presss from both sides the open end of scroll tightly, accomplishes snatching of the open end of scroll.

Example two

Referring to fig. 3, a paper receiving and changing device for paper rolls includes the grabbing mechanism 1 of embodiment 1, a supporting mechanism 7, a feeding mechanism 2, a paper placing mechanism 3, a transferring mechanism 4, a docking mechanism 5, a paper storing mechanism 6 and a control mechanism, wherein the supporting mechanism 7 includes a first supporting frame and a second supporting frame, the first supporting frame is arranged in front of the second supporting frame in the conveying direction of paper, and longitudinal sliding rails along the conveying direction of paper are respectively arranged on two sides of the upper portion of the second supporting frame. The paper placing mechanism 3, the grabbing mechanism 1 and the transferring mechanism 4 are respectively arranged on a first supporting frame, and the butting mechanism 5 is arranged on a second supporting frame. The control mechanism is respectively connected with the feeding mechanism 2, the paper discharging mechanism 3, the grabbing mechanism 1, the transferring mechanism 4, the butting mechanism 5 and the paper storing mechanism 6, and controls the working states of the feeding mechanism 2, the paper discharging mechanism 3, the grabbing mechanism 1, the transferring mechanism 4, the butting mechanism 5 and the paper storing mechanism 6. The paper placing mechanism 3 is arranged on one side of the feeding mechanism 2, the paper rolls are placed on the paper placing mechanism 3 by the feeding mechanism 2, the grabbing mechanism 1 is arranged above the paper placing mechanism 3, the opening end of the paper, of the paper roll on the paper placing mechanism 3, is opened by the grabbing mechanism 1 and is clamped by the grabbing mechanism 1, the grabbing mechanism 1 is installed on the transferring mechanism 4, the transferring mechanism 4 transfers the grabbing mechanism 1 to the position above the butting mechanism 5, the port of the new paper roll is butted with the tail portion of the old paper roll and is fixed to the tail portion of the new paper roll through the butting mechanism 5, the paper storing mechanism 6 can store paper with a certain length, the paper is released when the new paper roll is butted with the old paper roll through the butting mechanism 5, the new paper roll and the old paper roll at the butting mechanism 5 are fixed, and the paper using equipment in front can continue to operate and use the paper.

The feeding mechanism 2 comprises a manipulator which is provided with two feeding positions and a taking position, the manipulator takes the paper roll from the taking position and carries the paper roll to the feeding position, and then the paper roll is installed on the paper placing mechanism 3.

The paper placing mechanism 3 is arranged on one side of the translation sliding rail, the paper placing mechanism 3 comprises two air expansion shafts 31 and a paper placing motor 32, the two air expansion shafts 31 are respectively installed on the first supporting frame, the two air expansion shafts 31 respectively correspond to the two loading positions, the two air expansion shafts 31 are parallel to each other, and the air expansion shafts 31 are horizontally arranged. The first support frame is connected in the rotation of the one end of inflatable shaft 31, and the other end of inflatable shaft 31 is unsettled and is set up, and two material loading levels of manipulator are located respectively to the free end of two inflatable shafts 31, and the manipulator embolias the free end of scroll on inflatable shaft 31 from inflatable shaft 31 with the one end of scroll. The paper placing motor 32 is installed on the first support frame, and the paper placing motor 32 is connected with the air expansion shaft 31 and drives the air expansion shaft 31 to rotate. Every inflatable shaft 31's top is equipped with the inductor that is used for the sticky tape in the middle part of the open end of response scroll, the inductor is towards the top of scroll, the scroll cover is to inflatable shaft 31 outer back, inflatable shaft 31 ventilates and fixes the scroll, then it drives inflatable shaft 31 and rotates to put paper motor 32, thereby it rotates to drive the scroll, rotate the open end of scroll to the top of scroll, the sticky tape at the middle part of the open end of scroll is sensed the back by the inductor, it closes to put paper motor 32, the open end that keeps the scroll is in the top of scroll. One side of each air expansion shaft 31 is provided with a tensioning roller shaft, the tensioning roller shaft is arranged on one side of the air expansion shaft 31 in the paper conveying direction, the tensioning roller shaft is parallel to the air expansion shaft 31, and the tensioning roller shaft is higher than the air expansion shaft 31.

The transfer mechanism 4 comprises a guide rail 42 and a transfer trolley 41, the guide rail 42 is fixedly arranged on the first support frame, the guide rail 42 is horizontally arranged, the transfer trolley 41 is arranged on the guide rail 42 and can move along the guide rail 42, and the grabbing frame 142 is fixed on the transfer trolley 41. The trolley 41 moves the gripping carriage 142 along the guide 42, thus bringing the open end of the roll to the docking mechanism 5.

Docking mechanism 5 is including slip docking component 51, fixed docking component 52, drive assembly 53 and viscose subassembly 54, slip docking component 51 is located fixed docking component 52 and is close to the one side of putting paper mechanism 3, slip docking component 51 is installed on the second support frame and the vertical slide rail of sliding connection, fixed docking component 52 fixed mounting is on the second support frame, slip docking component 51 is used for the open end of fixed new scroll, slip docking component 51 is pruned the open end of new scroll and is driven the open end of new scroll and press close to fixed docking component 52, fixed docking component 52 is used for the afterbody of fixed old scroll and prunes the afterbody of old scroll. The driving assembly 53 is connected with the sliding docking assembly 51 and drives the sliding docking assembly 51 to approach and separate from the fixed docking assembly 52, and the sliding docking assembly 51 and the fixed docking assembly 52 can be abutted. After the transfer trolley 41 brings the open end of the new paper to the upper part of one side of the sliding butt joint assembly 51 close to the fixed butt joint assembly 52, the vertical cylinder 133 extends downwards, the open end of the new paper is placed on the sliding butt joint assembly 51, the sliding butt joint assembly 51 fixes the open end of the new paper, and then the driving assembly 53 drives the open end of the new paper to be close to the tail part of the old paper and butt joint is carried out. The adhesive assembly is arranged above one side of the fixed butt joint assembly 52 close to the sliding butt joint assembly 51, and can lift and stick the adhesive tape to the butt joint of the new paper and the old paper.

Referring to fig. 4, the sliding docking assembly 51 includes an installation base 511, a deviation rectifying base 512, a docking platform 513, two clamps 514, and a trimming knife 517, two ends of the installation base 511 are respectively connected with two longitudinal slide rails in a sliding manner, a transverse slide rail 515 is disposed on the upper portion of the installation base 511 along the length direction of the installation base 511, the deviation rectifying base 512 is mounted on the transverse slide rail 515 in a sliding manner, and the docking platform 513 is fixed on the upper portion of the deviation rectifying base 512. The lower portion of the deviation rectifying base 512 is connected with a deviation rectifying driving member 516, and the deviation rectifying driving member 516 drives the deviation rectifying base 512 to slide along the transverse sliding rail 515. The deviation rectifying driving component 516 comprises a deviation rectifying nut, a deviation rectifying lead screw and a deviation rectifying motor, the deviation rectifying nut is fixed on the lower portion of the deviation rectifying seat 512 and in threaded connection with the deviation rectifying lead screw, two ends of the deviation rectifying lead screw are respectively connected with the mounting seat 511 in a rotating mode through bearings, one end of the deviation rectifying lead screw is connected with the deviation rectifying motor, the deviation rectifying motor is fixed on the mounting seat 511, the deviation rectifying lead screw is driven to rotate by the deviation rectifying motor, so that the deviation rectifying seat 512 is driven to move transversely, and transverse adjustment of the butt-joint platform 513 is achieved. A trimming chute along the length direction of the mounting seat 511 is arranged on one side of the mounting seat 511, the trimming chute is arranged on the opposite side of the sliding butt joint component 51 and the fixed butt joint component 52, the lower end of a trimming knife 517 penetrates into the trimming chute and is connected with the trimming chute in a sliding manner, the upper end of the trimming knife 517 extends to the upper side of the butt joint platform 513 from the space between the sliding butt joint component 51 and the fixed butt joint component 52 and is higher than the upper surface of the butt joint platform 513, and the lower end of the trimming knife 517 is connected with a trimming driving piece. The trimming driving piece comprises a trimming lead screw and a trimming motor, the trimming lead screw is arranged in the trimming chute, two ends of the trimming lead screw are respectively and rotatably connected with the mounting seat 511, the trimming lead screw is in threaded connection with the lower end of the trimming knife 517, the trimming motor is fixed on the mounting seat 511, and the trimming motor is connected with the trimming lead screw and drives the trimming lead screw to rotate, so that the trimming knife 517 is driven to slide along the trimming chute to trim the paper. Two anchor clamps 514 are located the both ends of docking platform 513 respectively, one side that two sets of butt joint subassemblies kept away from each other is located to anchor clamps 514, anchor clamps 514 is including compressing tightly cylinder and depression bar, compress tightly on the cylinder is vertical to be fixed in the seat 512 of rectifying a deviation, compress tightly the articulated one end of depression bar in the upper end of cylinder, the articulated seat 512 of rectifying a deviation of connecting rod is passed through at the middle part of depression bar, the one end that compresses tightly the cylinder is kept away from to the depression bar is located the top of docking platform 513, compress tightly the cylinder and can drive the depression bar and keep away from the one end butt that compresses tightly the cylinder and leave the upper surface of docking platform 513.

The fixed docking assembly 52 has the same structure as the sliding docking assembly 51 and is symmetrically disposed, and two ends of the mounting seat 511 of the fixed docking assembly 52 are respectively and fixedly connected to the second support frame.

The driving assembly 53 comprises a driving motor 531 and a longitudinal screw rod 532, the longitudinal screw rod 532 is parallel to the longitudinal slide rail, one end of the longitudinal screw rod 532 is rotatably connected with the mounting seat 511 of the fixed docking assembly 52, and the longitudinal screw rod 532 is in threaded connection with the mounting seat 511 of the sliding docking assembly 51. The driving motor 531 is fixed on the second support frame, the output shaft of the driving motor 531 is fixedly connected with one end of the longitudinal lead screw 532, the driving motor 531 can rotate forwards and backwards, the driving motor 531 drives the longitudinal lead screw 532 to rotate forwards and backwards, the longitudinal lead screw 532 rotates forwards to drive the sliding butt joint assembly 51 to be close to the fixed butt joint assembly 52, and the longitudinal lead screw 532 rotates backwards to drive the sliding butt joint assembly 51 to be far away from the fixed butt joint assembly 52, so that butt joint and separation of the butt joint platform 513 of the sliding butt joint assembly 51 and the butt joint platform 513 of the fixed butt joint assembly 52 are achieved.

The adhesive assembly 54 comprises an adhesive slide rail and an automatic adhesive tape sticking machine, the adhesive slide rail is arranged above the joint of the butt joint platform 513 of the fixed butt joint assembly 52 and the butt joint platform 513 of the sliding butt joint assembly 51, the adhesive slide rail is parallel to the joints of the two butt joint platforms 513, the adhesive slide rail is fixedly connected with the second support frame through a connecting rod, and the automatic adhesive tape sticking machine is arranged on the adhesive slide rail and can move along the adhesive slide rail. After the opening end of the new paper roll is aligned with the tail of the old paper roll, the adhesive structure of the automatic adhesive tape sticking machine descends, the adhesive tape is stuck at the joint of the opening end of the new paper roll and the tail of the old paper roll, then the automatic adhesive tape sticking machine moves along the adhesive slide rail, the adhesive tape is stuck to the other end from one end of the joint of the opening end of the new paper roll and the tail of the old paper roll, finally the shearing structure of the automatic adhesive tape sticking machine shears the adhesive tape, the adhesive structure of the automatic adhesive tape sticking machine ascends, and adhesive tape sticking operation is completed.

Paper storage mechanism 6 includes that a paper storage frame, many slip roller and many fixed rollers hold the paper frame, holds the paper frame and installs in subaerial, is equipped with a plurality of vertical spouts on the inner wall of the both sides of paper storage frame respectively, and the spout mutual symmetry of both sides, the quantity of the spout of every side is the same with the quantity of slip roller. The both ends of slip roller are slidable mounting respectively in the spout of both sides, and the below of every slip roller is equipped with one and holds the paper cylinder, holds the paper cylinder and is parallel with the spout, holds paper cylinder fixed connection slip roller and drives the slip roller and goes up and down. The quantity of fixed roller is the same with the quantity of slip roller, and the below of many slip roller is located respectively to many fixed roller, and many fixed roller and many slip roller are crisscross each other on the horizontal direction, and the paper is hugged closely the top of slip roller and the below of fixed roller in proper order and is passed to reach the purpose of holding paper. When docking mechanism 5 began to carry out the butt joint of new paper and old paper, a plurality of paper cylinders that hold drove many slip roller shafts in proper order and descend for the paper between slip roller shaft and the fixed roller shaft releases in proper order, and the rear end of old paper need not to move forward, need not to stop the paper equipment in the place ahead when realizing connecing the paper.

The control mechanism comprises a controller and a plurality of sensors, the controller is respectively connected with the plurality of sensors, the sensors, each pneumatic element and each electric element, the plurality of sensors respectively acquire information of the paper roll, the position of the grabbing frame 142, the position of the transfer trolley 41, the position of the butt-joint platform 513, the position of the cutter 122 and the position of the adhesive frame and transmit the information to the controller, the controller controls the working states of each pneumatic element and each electric element according to the acquired information, each pneumatic element comprises each air cylinder and each pneumatic clamp 132, and each electric element comprises each motor, each manipulator and the transfer trolley 41.

The implementation principle of the embodiment 2 is as follows: the mechanical arm clamps and moves the paper roll to a loading position, then the paper roll is sleeved on the air expansion shaft 31, and the air expansion shaft 31 is ventilated to fix the paper roll. The paper re-feeding motor 32 is started to rotate the adhesive tape at the open end of the paper roll to the top of the paper roll, and after the sensor senses the adhesive tape, the paper feeding motor 32 is closed to keep the adhesive tape at the top of the paper roll. Then the grabbing mechanism 1 cuts off the adhesive tape at the open end of the paper roll and clamps the open end of the paper roll, the transfer mechanism 4 drives the grabbing mechanism 1 to move from the air expansion shaft 31 to the upper part of one side of the butt joint platform 513 of the sliding butt joint assembly 51, which is close to the fixed butt joint assembly 52, and at the moment, a space for the grabbing mechanism 1 to descend is reserved between the sliding butt joint platform 513 and the fixed butt joint platform 513. Then the gripping mechanism 1 is lowered, the pneumatic clamp 132 of the gripping mechanism 1 is lowered below the docking platform 513 of the sliding docking assembly 51, the open end of the new paper roll is placed on the docking platform 513 of the sliding docking assembly 51, the clamp 514 fixes the open end of the new roll of paper on the docking platform 513 of the sliding docking assembly 51, then the pneumatic clamp 132 is opened, the gripping mechanism 1 is raised, and the docking platform 513 of the fixed docking assembly 52 fixes the tail of the old paper roll. Then the trimming motor drives the trimming knife 517 to cut the end of the port of the new scroll and the tail of the old scroll. Then, the paper placing motor 32 is started to release the roll paper with the set length, the driving motor 531 drives the docking platform 513 of the sliding docking assembly 51 to be close to the docking platform 513 of the fixed docking assembly 52, so that the port end of the new paper roll is docked with the tail of the old paper roll, and the deviation rectifying motor enables the port end of the new paper roll and the tail of the old paper roll to be aligned with each other. And finally, the automatic adhesive tape sticking machine adopts an adhesive tape to fixedly connect the end port of the new paper roll with the tail part of the old paper roll. When the docking mechanism 5 couples two rolls of paper, the paper storage mechanism 6 releases the stored paper, ensuring that the front paper equipment does not need to be stopped.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a mechanism snatchs of open end of scroll which characterized in that: comprises that

An adsorption component (11); the adsorption component (11) comprises a lifting structure and an adsorption structure, the adsorption structure is mounted on the lifting structure, the lifting structure drives the adsorption structure to lift, and the adsorption structure can adsorb two sides of the open end of the paper roll;

a cutting assembly (12); one side of adsorption component (11) is located in cutting component (12), cutting component (12) include extending structure and cutting structure, cutting structure install in extending structure is last, extending structure can drive cutting structure removes along the opening of scroll.

2. The open end gripping mechanism for paper rolls according to claim 1, characterized in that: the lifting structure comprises an adsorption cylinder (111), the adsorption structure comprises a sucker (112), and the adsorption cylinder (111) is connected with the sucker (112) and drives the sucker (112) to lift.

3. The open end gripping mechanism for paper rolls according to claim 2, characterized in that: the telescopic structure includes cutting cylinder (121) and telescopic cylinder (123), cutting cylinder (121) set up along the open-ended width direction of scroll, the cylinder body of telescopic cylinder (123) is fixed in the piston rod of cutting cylinder (121), the cutting structure includes cutter (122), cutter (122) are fixed in on the piston rod of telescopic cylinder (123), telescopic cylinder (123) can drive cutter (122) get into and leave the opening of scroll.

4. The open end gripping mechanism for paper rolls according to claim 1, characterized in that: still include centre gripping subassembly (13), open-ended one side towards the scroll is located in centre gripping subassembly (13), centre gripping subassembly (13) include centre gripping cylinder (131) and pneumatic clamp (132), pneumatic clamp (132) install in the one end of centre gripping cylinder (131), centre gripping cylinder (131) drive pneumatic clamp (132) are close to and keep away from the open end of scroll.

5. The utility model provides a paper splicing of scroll changes a roll equipment which characterized in that: comprises a feeding mechanism (2), a paper placing mechanism (3), the grabbing mechanism (1) according to any one of claims 1-4, a transferring mechanism (4), a butting mechanism (5) and a paper storing mechanism (6), wherein the feeding mechanism (2) is arranged on one side of the paper placing mechanism (3) and places paper rolls on the paper placing mechanism (3), the grabbing mechanism (1) is arranged above the paper placing mechanism (3) and can grab the open ends of the paper rolls on the paper placing mechanism (3), the grabbing mechanism (1) is arranged on the transferring mechanism (4), two ends of the transferring mechanism (4) are respectively arranged above the paper placing mechanism (3) and the butting mechanism (5), the transferring mechanism (4) can drive the grabbing mechanism (1) to reciprocate between the paper placing mechanism (3) and the butting mechanism (5), the paper storage mechanism (6) is arranged on one side, far away from the paper release mechanism (3), of the butt joint mechanism (5).

6. A splicing and change device for paper rolls according to claim 5, characterized in that: feed mechanism (2) includes the manipulator, the manipulator has a plurality of material levels of going up and one gets the material level, the manipulator will it gets the scroll clamp of material level department to get, the manipulator carries the scroll go up the material level and install put on the paper mechanism (3).

7. A splicing and change device for paper rolls according to claim 5, characterized in that: the paper placing mechanism (3) comprises a plurality of air expansion shafts (31) and a plurality of paper placing motors (32), the air expansion shafts (31) are respectively arranged on one side of the feeding mechanism (2), each air expansion shaft (31) is connected with one paper placing motor (32), one end, far away from the feeding mechanism (2), of each air expansion shaft (31) is rotatably connected with one paper placing motor (32), and one end, close to the feeding mechanism (2), of each air expansion shaft (31) is arranged in a suspended mode.

8. A splicing and change device for paper rolls according to claim 5, characterized in that: docking mechanism (5) are including slip butt joint subassembly (51), fixed butt joint subassembly (52), drive assembly (53) and viscose subassembly (54), slip butt joint subassembly (51) are located fixed butt joint subassembly (52) are close to put one side of paper mechanism (3), drive assembly (53) are connected slip butt joint subassembly (51) and drive slip butt joint subassembly (51) are pressed close to and are kept away from fixed butt joint subassembly (52), slip butt joint subassembly (51) and fixed butt joint subassembly (52) can the looks butt, viscose subassembly (54) are located the top of the seam when slip butt joint subassembly (51) and fixed butt joint subassembly (52) looks butt.

9. A splicing and change apparatus for paper rolls according to claim 8, characterized in that: the sliding butt joint component (51) comprises a mounting seat (511), a deviation rectifying seat (512), a butt joint platform (513), a clamp (514) and a trimming knife (517), wherein the upper part of the mounting seat (511) is provided with a transverse sliding rail (515) along the length direction of the mounting seat (511), the deviation rectifying seat (512) is in sliding connection with the transverse sliding rail (515), the butt joint platform (513) is fixed on the deviation rectifying seat (512), the deviation rectifying seat (512) is connected with a deviation rectifying driving piece (516), the deviation rectifying driving piece (516) is mounted on the mounting seat (511) and drives the deviation rectifying seat (512) to slide along the transverse sliding rail (515), one side of the mounting seat (511) is provided with a trimming sliding groove along the length direction of the mounting seat (511), the lower end of the trimming knife (517) is in sliding connection with the trimming sliding groove, and the upper end of the trimming knife (517) penetrates between the two sliding butt joint components (51) and the fixed butt joint component (52) and penetrates through the two sliding joint components and the fixed butt joint component (517) and the trimming knife The paper-pressing and trimming device is characterized in that the paper-pressing and trimming device is higher than the upper surface of the butt joint platform (513), the trimming knife (517) is connected with a trimming driving piece, the trimming driving piece is installed on the installation seat (511) and drives the trimming knife (517) to slide along the trimming sliding groove, the clamp (514) is arranged at the end of the butt joint platform (513), the clamp (514) is installed on the deviation rectifying seat (512), and the clamp (514) can press and loosen paper on the butt joint platform (513).

10. A splicing and change apparatus for paper rolls according to claim 5, wherein: hold paper mechanism (6) including holding paper frame, many slip roller and many fixed rollers, many the transfer direction of slip roller along the paper distributes, slip roller respectively slidable mounting in the upper portion of holding paper frame can be followed hold the paper frame and slide from top to bottom, every the below of slip roller is installed and is held the paper cylinder, holds the both ends of paper cylinder and connects respectively slip roller and hold the paper frame, many fixed rollers locate many respectively the below of slip roller, the top of paper hugging closely the slip roller in proper order and the below of fixed roller pass.