CN118323915A - Automatic roll changing and unreeling device for extruded coiled materials - Google Patents

Abstract

The invention relates to the technical field of coiled material unreeling and replacing, in particular to an automatic reel-replacing unreeling device for an extruded coiled material, which comprises a base, wherein a supporting block is fixedly arranged on the top surface of the base, the upper end of the supporting block is rotatably connected with a main shaft, one end of the main shaft is sleeved with a cross block, the edge of the cross block is in an annular array structure and is rotatably connected with a plurality of reels, a self-locking motor is arranged on the outer wall of the supporting block through a mounting seat, an output shaft of the self-locking motor is coaxially connected with the other end of the main shaft, a reeling component is arranged in the middle of the base, a substrate reel is suitable for being supported on the reeling component, a reel core is arranged in the middle of the substrate reel, and the reel core is suitable for being in splicing fit with the reels at the lower end. The invention reduces the time for replacing equipment and adjusting parameters, is suitable for substrate reels with different lengths and specifications, reduces the operation difficulty, improves the working efficiency, ensures the unreeling continuity and stability, reduces the possibility of production interruption, and is convenient for the reel replacement and unreeling of the laminating compound machine in the plastic extrusion production line.

Description

Automatic roll changing and unreeling device for extruded coiled materials

Technical Field

The invention relates to the technical field of coiled material unreeling, in particular to an automatic reel-changing unreeling device for an extruded coiled material.

Background

The plastic extrusion production line is a device which heats, melts and extrudes plastic particles through an extruder to form a film, uniformly coats a coating on the film through a film coating technology by utilizing a film coating compounding machine, and finally forms a composite material through cooling and solidification. In this process, the unreeling device is a critical loop responsible for continuously feeding the substrate (e.g. paper, film, etc.) to be compounded into the compounding machine at a certain speed and tension;

Through searching, the Chinese patent with the bulletin number of CN220222824U is named as a laminating compound unit upright post roll changing and unreeling device, and the bearings at two ends of a material receiving roll are borne by the upright post roll changing and unreeling device through arranging a connecting seat, so that the material receiving roll can be conveniently replaced and mounted, and in order to realize the rotation of the material receiving roll, the connection and the disassembly between a first gear and a second gear are more convenient, and further, when the material receiving roll is replaced, the whole material receiving roll can be directly disassembled, so that the aim of quickly replacing the material receiving roll is fulfilled;

However, in the use process, the continuity is poor when the laminating compound machine in the plastic extrusion production line is used for changing and unreeling, the novel substrate winding drum can not be effectively switched in time, the production is easily interrupted, the whole production efficiency is influenced, the steps of manually participating in the changing and unreeling process are usually needed, the old substrate winding drum is detached, the novel substrate winding drum is installed, and the like, so that the operations are time-consuming and labor-consuming, the automatic switching is inconvenient, the intelligent level of the production line is limited, the flexibility and the adaptability are poor, the diversified production requirements are difficult to meet, and the production and the use of the plastic extrusion production line are not facilitated.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an automatic reel changing and unreeling device for an extruded coiled material, which well realizes the continuous reel changing and unreeling functions, improves the production efficiency and reduces the operation difficulty.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an automatic roll change unreeling device of coiled material that extrudes, includes the base, the base top surface has set firmly the supporting shoe, the supporting shoe upper end rotates and is connected with the main shaft, the cross piece has been cup jointed to main shaft one end, the edge of cross piece is annular array structure and rotates and be connected with a plurality of spools, install the auto-lock motor through the mount pad on the supporting shoe outer wall, the output shaft of auto-lock motor and the other end coaxial coupling of main shaft, the base middle part is equipped with the subassembly of rolling up, be suitable for accepting the substrate reel on the subassembly of rolling up, substrate reel middle part is equipped with the core of rolling up, the core of rolling up is suitable for pegging graft the cooperation with the spool that is located the lower extreme, base left end top surface is equipped with the subassembly of unreeling, unreel the subassembly left end is equipped with the actuating mechanism of slope, be equipped with the drive wheel on the actuating mechanism, the supporting shoe top surface is equipped with the material return subassembly, be equipped with L shape piece on the material return subassembly, L shape piece bottom surface is connected fixedly with the supporting shoe top surface.

Preferably, the winding assembly comprises a sliding block, a T-shaped block is fixedly arranged on the bottom surface of the sliding block, a T-shaped groove is formed in the top surface of the base, the T-shaped block is located inside the T-shaped groove and is in sliding connection with the base through the T-shaped groove, the top surface of the sliding block is in sliding connection with the top surface of the base, a first screw rod is arranged inside the T-shaped groove, two ends of the first screw rod are both rotationally connected with the base, a first servo motor is mounted on the front wall of the base through a mounting seat, an output shaft of the first servo motor is coaxially connected with the first screw rod, and the middle of the T-shaped block is in threaded connection with the first screw rod through a threaded hole.

Through the technical scheme, the output shaft of the first servo motor drives the first screw rod to rotate along the base, and the first screw rod pushes the T-shaped block to slide along the T-shaped groove, so that the sliding block slides along the base.

Preferably, the slider top surface is equipped with two locating pieces, locating piece top surface one end is connected with the fixture block through the articulated shaft rotation, the fixture block is suitable for being rotated so that fixture block bottom surface and locating piece top surface frictional contact, the draw-in groove has been seted up to the fixture block top surface, two the draw-in groove all is suitable for with a roll core joint cooperation, all set firmly the spliced pole on locating piece and the fixture block, two be equipped with the extension spring between the spliced pole, extension spring both ends all with corresponding spliced pole fixed connection, first cylinder is installed through the mount pad to the locating piece lateral wall, the locating hole has been seted up to the fixture block lateral wall, the piston rod of first cylinder is suitable for with the locating hole grafting cooperation.

Through above-mentioned technical scheme, through outside transport or handling equipment with the reel core both ends of the substrate reel that needs the material loading, insert respectively through the draw-in groove on two fixture blocks, made things convenient for placing and carrying the substrate reel of different length.

Preferably, one of the positioning blocks is fixedly connected with the top surface of the sliding block, the top surface of the sliding block is in a symmetrical structure and fixedly provided with two guide rails, the bottom surface of the other positioning block is matched with the guide rails in a clamping manner, the other positioning block is respectively in sliding connection with the outer wall of the guide rails and the top surface of the sliding block, the side wall of the sliding block is provided with a magnetic coupling type rodless cylinder through a mounting seat, and the side wall of a driving block on the magnetic coupling type rodless cylinder is fixedly connected with the side wall of one positioning block.

Through above-mentioned technical scheme, drive piece drive one of them locating piece and fixture block synchronous motion on the rodless cylinder of magnetic coupling formula, make one of them locating piece slide along guide rail outer wall, slider top surface, adjust two fixture blocks to suitable distance.

Preferably, the location circle piece is symmetrical structure and is equipped with two, location circle piece inner wall is suitable for with spool outer wall grafting cooperation, two location circle piece inner wall respectively with roll up core both ends butt, location circle piece periphery wall rotates and is connected with the lantern ring, one of them the lantern ring is connected fixedly with the cross piece, another the lantern ring front wall has set firmly the U-shaped piece, has seted up the bell mouth on the location circle piece that the lantern ring that is equipped with the U-shaped piece corresponds, the cover is equipped with the ejector pad on the U-shaped piece outer wall, the ejector pad upper end is seted up flutedly, is located the left end spool front end and recess grafting cooperation, is located the left end the spool front end passes through recess and ejector pad grafting cooperation.

Through the technical scheme, the piston rod of the second cylinder pushes the push block to move towards the rear end, the push block drives the trapezoid block to slide along the trapezoid groove, the tapered hole of one of the positioning round blocks is in sliding connection with the front end of the reel at the left end, and the front end of the reel at the left end sequentially penetrates through one of the positioning round blocks and then is spliced with the groove of the push block to support the reel at the left end.

Preferably, the rack is set firmly on the U-shaped piece top surface, set firmly the mounting bracket on the outer wall of ejector pad, it is connected with the gear to rotate on the mounting bracket, the rack top surface is connected with gear engagement, the second servo motor is installed through the mount pad to ejector pad upper end outer wall, the center pin coaxial coupling of second servo motor and gear, the trapezoidal groove has been seted up to the base top surface, trapezoidal piece is connected with to inside sliding connection of trapezoidal groove, trapezoidal piece top surface and ejector pad bottom surface fixed connection, the second cylinder is installed through the mount pad to the base top surface, the piston rod and the ejector pad of second cylinder are connected fixedly.

Through above-mentioned technical scheme, drive the gear through the output shaft of second servo motor and rotate on the mounting bracket, make gear lower extreme and rack engagement, the rack drives the relative ejector pad of U-shaped piece and slides, drives corresponding lantern ring synchronous motion, makes the reel core on the corresponding location circle piece promotion substrate reel slide backward along the spool that is located the left end, makes reel core both ends respectively with the butt of corresponding location circle piece, accomplishes the fixed to reel core and substrate reel.

Preferably, the actuating mechanism includes the support sleeve, the inside sliding connection of support sleeve has the flexible piece, the fourth cylinder is installed through the mount pad to the support sleeve outer wall, the connecting block has been set firmly to the piston rod top surface of fourth cylinder, connecting block lateral wall and flexible piece upper end outer wall fixed connection, two set firmly the fixed block between the flexible piece, the fixed block upside is equipped with the rotation axis, the rotation axis rotates with the flexible piece that corresponds respectively to be connected, one of them flexible piece outer wall installs driving motor through the mount pad, driving motor's output shaft and rotation axis coaxial coupling, the stopper has been set firmly to the rotation axis peripheral wall, the drive wheel cover is located on rotation axis and the stopper, the drive wheel respectively with rotation axis and stopper sliding connection, drive wheel peripheral wall and the substrate reel outer wall frictional contact that is located the left end.

Through above-mentioned technical scheme, promote the connecting block through the piston rod of two fourth cylinders respectively and upwards move, drive two flexible pieces and upwards move along supporting sleeve in step, make rotation axis and drive wheel upwards move in step, with the peripheral wall of drive wheel with the substrate reel outer wall friction contact that is located the left end.

Preferably, the fixed block is connected with a moving block in a sliding manner, the moving block is connected with a second screw rod through a threaded hole in a threaded manner, one end of the second screw rod is rotationally connected with one of the telescopic blocks, the other end of the second screw rod is coaxially connected with a third servo motor, the third servo motor is installed on the fixed block through an installation seat, an adjusting round block is rotationally connected inside the upper end of the moving block, one end of the adjusting round block is fixedly connected with a driving wheel, and the adjusting round block is all in sliding connection with a rotating shaft and a limiting block.

Through above-mentioned technical scheme, drive the rotatory movable block removal of promotion of second lead screw through the output shaft of third servo motor, make the movable block slide along the fixed block, the movable block drives simultaneously and adjusts circle piece and drive wheel and slide along rotation axis and stopper, moves the drive wheel to suitable use position.

Preferably, the front end of the L-shaped block is fixedly provided with a C-shaped block, the lower end of the C-shaped block is fixedly provided with a V-shaped block, the V-shaped block is of an inclined structure, the L-shaped block is sleeved with a movable sleeve, the movable sleeve is in sliding connection with the L-shaped block, the top surface of the L-shaped block is provided with a third cylinder through a mounting seat, and a piston rod of the third cylinder is fixedly connected with the outer wall of the movable sleeve.

Through above-mentioned technical scheme, promote the movable sleeve through the piston rod of third cylinder and slide along L shape piece front end, adjust the movable sleeve to suitable use position, adapted to the core material of moving back of rolling up of different length and used.

Preferably, the bottom surface of the movable sleeve is fixedly provided with a support, the outer wall of the support is provided with a fifth servo motor through a mounting seat, the fifth servo motor is mounted on the support through the mounting seat, an output shaft of the fifth servo motor is rotationally connected with the support, the output shaft of the fifth servo motor penetrates through the support to extend to the other end, a ratchet wheel is sleeved on the output shaft of the fifth servo motor at the other end, and the lower end of the ratchet wheel is in friction contact with the outer wall of the winding core which is sleeved at the upper end.

Through the technical scheme, the ratchet wheel is driven to rotate through the output shaft of the fifth servo motor, so that the winding core slides forwards from the winding shaft positioned at the upper end under the friction pushing of the rotating ratchet wheel, the winding core is separated from the winding shaft positioned at the upper end, and the winding core falls into the V-shaped groove on the top surface of the V-shaped block and slides downwards to be discharged and collected.

The invention has the beneficial effects that:

1. According to the invention, the first screw rod is driven by the output shaft of the first servo motor to rotate along the base, the first screw rod pushes the T-shaped block to slide along the T-shaped groove, so that the sliding block slides along the base, the sliding block drives the two positioning blocks to synchronously move towards the front end, then the driving block on the magnetic coupling type rodless cylinder drives one positioning block and the clamping block to synchronously move, so that one positioning block slides along the outer wall of the guide rail and the top surface of the sliding block, the two clamping blocks are adjusted to a proper distance, the two ends of the winding core of the substrate winding drum needing to be fed are respectively inserted into the two clamping blocks through the clamping grooves by external conveying or carrying equipment, thereby facilitating the placement and conveying of the substrate winding drums with different lengths, improving the production continuity and production efficiency, adapting to the placement and conveying of the substrate winding drums with different lengths, enabling the device to adapt to diversified production requirements, reducing the time of replacement equipment and adjustment parameters, reducing the operation difficulty, improving the work efficiency, guaranteeing the continuity and stability of unwinding, reducing the possibility of production interruption, and facilitating the winding and unwinding of the film coating compound machine in a plastic extrusion production line.

2. According to the invention, after the substrate winding drum is placed, the first screw rod is driven to reversely rotate through the output shaft of the first servo motor, the sliding block drives the placed substrate winding drum to move backwards, the winding core is inserted into the peripheral wall of the winding drum at the lower end, the self-locking motor is rotated for 90 degrees and locked, the output shaft of the self-locking motor drives the cross block to synchronously rotate in the rotating process, the cross block drives the winding drum to synchronously rotate clockwise, the piston rod of the first cylinder is separated from the positioning hole, the winding drum rotates and simultaneously drives the inserted substrate winding drum to synchronously rotate, the winding drum and the winding core enable the clamping block to rotate along the positioning block through the hinge shaft, the tension spring is stretched, the clamping block is separated from the winding core along the hinge shaft along with the continuous rotation of the winding drum, the restoring force of the tension spring pulls the positioning block to be rotated to the initial position, the piston rod of the first cylinder is inserted into the positioning hole, and then the substrate winding drum is continuously fed after the fixing, so that the beneficial conditions are provided for the use of the film-spraying compound machine, the operation is simple and convenient and quick, the operation time and the labor cost are reduced, the continuous operation is guaranteed, the continuity of the clamping block is guaranteed, the continuous production and the possibility of changing the winding drum is reduced, the production is and the production is more flexible, the requirements are met, and the film is more convenient.

3. According to the invention, the reel is driven to rotate by the cross block to move the fed substrate reel to the left end, at the moment, the push block is pushed to move to the rear end by the piston rod of the second cylinder, the push block drives the trapezoid block to slide along the trapezoid groove, so that the tapered hole of the corresponding positioning round block is in sliding connection with the front end of the reel at the left end, the front end of the reel at the left end sequentially penetrates through the corresponding positioning round block and then is spliced with the groove of the push block, the reel at the left end is supported, then, the output shaft of the second servo motor drives the gear to rotate on the mounting frame, the lower end of the gear is meshed with the rack, the rack drives the U-shaped block to slide on the push block, and drives the corresponding lantern ring to synchronously move, so that the corresponding positioning round block pushes the winding core on the substrate reel to slide backwards along the reel at the left end, and the two ends of the winding core are respectively abutted with the corresponding positioning round blocks, the fixing of the winding core and the substrate reel is completed, the fixing of the substrate reels with different lengths is adapted, the shaking and shifting of the substrate in the transmission process are reduced, the stable transmission of the substrate is ensured, and the quality and the consistency of the composite product are improved.

4. According to the invention, the substrate winding drum is driven to rotate through friction transmission between the driving mechanism and the outer wall of the substrate winding drum, the winding core and the positioning round block synchronously rotate through rotation of the substrate winding drum, the winding shaft positioned at the left end rotates along the cross block, the positioning round block rotates along the lantern ring, one end of the substrate winding drum after unreeling is conveyed into the laminating compound machine, unreeling is completed, unreeling efficiency and operation precision are improved, risk of production interruption is reduced, stability and continuity of the substrate in the transmission process are ensured, quality of a compound product is improved, skill requirements on operators are reduced, and possibility of human errors is reduced.

5. According to the invention, after the substrate reel at the left end is fixed, the second screw rod is driven to rotate by the output shaft of the third servo motor to push the moving block to move, so that the moving block slides along the fixed block, meanwhile, the moving block drives the adjusting round block and the driving wheel to slide along the rotating shaft and the limiting block, after the driving wheel moves to a proper using position, the connecting blocks are respectively pushed by the piston rods of the two fourth cylinders to move upwards, the two telescopic blocks are driven to synchronously move upwards along the supporting sleeve, so that the rotating shaft and the driving wheel synchronously move upwards, the peripheral wall of the driving wheel is in frictional contact with the outer wall of the substrate reel at the left end, the driving wheel drives the rotating shaft to rotate along the telescopic blocks by the driving motor, at the moment, the driving wheel and the adjusting round block synchronously rotate along the moving block, so that the driving wheel drives the substrate reel to synchronously rotate reversely under the action of friction force, the substrate reel is unwound, the driving wheel and the outer wall of the winding core after the unwinding is completed, at the moment, the driving wheel moves the new substrate reel to the left end by the rotation of the cross block, the step is continuously unwound, the accurate adjustment of the position of the driving wheel is realized, the automatic frictional contact with the outer wall of the substrate reel is ensured, the continuous unwinding of the winding drum is completed, the continuous winding is realized, the continuous winding of the winding line is realized, the continuous winding line is reduced, the continuous winding quality of the winding film is reduced, the continuous winding film is produced, the continuous winding quality is reduced, and the production quality is stable is and the production quality is convenient is reduced.

6. According to the invention, the reel after unreeling is rotated to the upper end, the reel at the upper end is sleeved with the reel core, the piston rod of the third cylinder pushes the movable sleeve to slide along the L-shaped block to the front end, the movable sleeve is adjusted to a proper use position, the reel core with different lengths is used for unreeling, the lower end of the ratchet wheel is in friction contact with the outer wall of the front end of the reel core, then the output shaft of the fifth servo motor drives the ratchet wheel to rotate, the reel core is pushed by the friction of the rotating ratchet wheel to slide forwards from the reel at the upper end, the reel core is separated from the reel at the upper end, the reel core falls into the V-shaped groove on the top surface of the V-shaped block and slides downwards to be discharged and collected, continuous unreeling of the reel core is facilitated, the reel after unreeling is continuously rotated to the right end through the cross block, continuous reeling operation is performed again when the reel core is moved to the lower end, continuous reel replacing unreeling operation of a film laminating compound machine is facilitated, the unreeling requirements of reel cores with different specifications are met, and labor cost is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a cross block structure of the present invention;

FIG. 3 is a schematic view of a winding assembly according to the present invention;

FIG. 4 is a schematic view of a slider structure according to the present invention;

FIG. 5 is a schematic diagram of a latch according to the present invention;

FIG. 6 is a schematic view of an unwind assembly of the present invention;

FIG. 7 is a cross-sectional view of a pusher block according to the present invention;

FIG. 8 is a schematic diagram of a driving mechanism according to the present invention;

FIG. 9 is a right side cross-sectional view of a traveling block structure of the present invention;

FIG. 10 is a schematic view of a material returning assembly according to the present invention;

FIG. 11 is a schematic view of a ratchet mechanism according to the present invention.

In the figure: 1. a base; 2. a support block; 3. a main shaft; 4. a cross block; 5. a reel; 6. a self-locking motor; 7. a winding assembly; 701. a substrate roll; 702. a winding core; 703. a slide block; 704. a T-shaped block; 705. a T-shaped groove; 706. a first screw rod; 707. a positioning block; 708. a hinge shaft; 709. a clamping block; 710. a clamping groove; 711. a connecting column; 712. a tension spring; 713. a first cylinder; 714. positioning holes; 715. a guide rail; 716. a magnetic coupling rodless cylinder; 717. a first servo motor; 8. unreeling the assembly; 801. positioning the round block; 802. a collar; 803. a U-shaped block; 804. a tapered bore; 805. a pushing block; 806. a groove; 807. a rack; 808. a gear; 809. a mounting frame; 810. a second servo motor; 811. a trapezoid groove; 812. a trapezoid block; 813. a second cylinder; 9. a driving mechanism; 901. a driving wheel; 902. a support sleeve; 903. a telescopic block; 904. a fourth cylinder; 905. a connecting block; 906. a fixed block; 907. a limiting block; 908. a moving block; 909. a second screw rod; 910. a third servo motor; 911. adjusting the round blocks; 912. a driving motor; 913. a rotation shaft; 10. a material returning component; 1001. an L-shaped block; 1002. a C-shaped block; 1003. a V-shaped block; 1004. a movable sleeve; 1005. a third cylinder; 1006. a support; 1007. a fifth servo motor; 1008. a ratchet wheel.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

The first embodiment, as shown in fig. 1-11, this embodiment provides an automatic roll-changing and unreeling device for extruded coiled materials, which comprises a base 1, the supporting block 2 has been set firmly on the top surface of the base 1, the main shaft 3 has been connected with in a rotating manner to the upper end of the supporting block 2, the cross block 4 has been sleeved at one end of the main shaft 3, the edge of the cross block 4 is connected with a plurality of reels 5 in a rotating manner in a ring array structure, self-locking motor 6 is installed on the outer wall of the supporting block 2 through the mount pad, the output shaft of the self-locking motor 6 is connected with the other end of the main shaft 3 coaxially, the middle part of the base 1 is provided with a reeling component 7, the reeling component 7 is suitable for receiving a substrate reel 701, the middle part of the substrate reel 701 is provided with a reel core 702, the reel core 702 is suitable for being in plug-in fit with the reels 5 at the lower end, the top surface of the left end of the base 1 is provided with an unreeling component 8, the unreeling component 8 is provided with two positioning round blocks 801, the left end of the unreeling component 8 is provided with a sloped driving mechanism 9, the driving wheel 901 is provided on the driving mechanism 9, the top surface of the supporting block 2 is provided with an unreeling component 10, the L block 1001 is provided with an L-shaped block 1001, and the bottom surface is fixedly connected with the top surface of the supporting block 2.

The reeling assembly 7 comprises a sliding block 703, a T-shaped block 704 is fixedly arranged on the bottom surface of the sliding block 703, a T-shaped groove 705 is formed in the top surface of the base 1, the T-shaped block 704 is positioned in the T-shaped groove 705, the T-shaped block 704 is in sliding connection with the base 1 through the T-shaped groove 705, the top surface of the sliding block 703 is in sliding connection with the top surface of the base 1, a first screw rod 706 is arranged in the T-shaped groove 705, two ends of the first screw rod 706 are both rotationally connected with the base 1, a first servo motor 717 is arranged on the front wall of the base 1 through a mounting seat, an output shaft of the first servo motor 717 is coaxially connected with the first screw rod 706, and the middle part of the T-shaped block 704 is in threaded connection with the first screw rod 706 through a threaded hole; the output shaft of the first servo motor 717 drives the first screw rod 706 to rotate along the base 1, and the first screw rod 706 pushes the T-shaped block 704 to slide along the T-shaped groove 705, so that the sliding block 703 slides along the base 1.

The top surface of the sliding block 703 is provided with two positioning blocks 707, one end of the top surface of the positioning block 707 is rotationally connected with a clamping block 709 through a hinge shaft 708, the clamping block 709 is suitable for being rotated to enable the bottom surface of the clamping block 709 to be in contact with the top surface of the positioning block 707, the top surface of the clamping block 709 is provided with clamping grooves 710, the two clamping grooves 710 are suitable for being in clamping fit with the winding core 702, the positioning block 707 and the clamping block 709 are fixedly provided with connecting columns 711, a tension spring 712 is arranged between the two connecting columns 711, two ends of the tension spring 712 are fixedly connected with the corresponding connecting columns 711, the side wall of the positioning block 707 is provided with a first air cylinder 713 through a mounting seat, the side wall of the clamping block 709 is provided with a positioning hole 714, and a piston rod of the first air cylinder 713 is suitable for being in inserting fit with the positioning hole 714; the two ends of the winding core 702 of the substrate winding drum 701 needing to be fed are respectively inserted into the two clamping blocks 709 through the clamping grooves 710 by external conveying or carrying equipment, so that the substrate winding drums 701 with different lengths are conveniently placed and conveyed.

One of the positioning blocks 707 is fixedly connected with the top surface of the sliding block 703, the top surface of the sliding block 703 is symmetrically provided with two guide rails 715, the bottom surface of the other positioning block 707 is in clamping fit with the guide rails 715, the other positioning block 707 is respectively in sliding connection with the outer wall of the guide rails 715 and the top surface of the sliding block 703, the side wall of the sliding block 703 is provided with a magnetic coupling type rodless cylinder 716 through a mounting seat, and the side wall of a driving block on the magnetic coupling type rodless cylinder 716 is fixedly connected with the side wall of one of the positioning blocks 707; one of the positioning blocks 707 and the clamping blocks 709 are driven to synchronously move by a driving block on the magnetic coupling rodless cylinder 716, so that one of the positioning blocks 707 slides along the outer wall of the guide rail 715 and the top surface of the sliding block 703, and the two clamping blocks 709 are adjusted to a proper distance.

When the device is used, firstly, the output shaft of the first servo motor 717 drives the first screw rod 706 to rotate along the base 1, the first screw rod 706 pushes the T-shaped block 704 to slide along the T-shaped groove 705, the sliding block 703 slides along the base 1, the sliding block 703 drives the two positioning blocks 707 to synchronously move towards the front end, then the driving block on the magnetic coupling rodless cylinder 716 drives one positioning block 707 and the clamping block 709 to synchronously move, one positioning block 707 slides along the outer wall of the guide rail 715 and the top surface of the sliding block 703, the two clamping blocks 709 are adjusted to a proper distance, and the two ends of the winding core 702 of the substrate winding drum 701 needing to be fed are respectively inserted into the two clamping blocks 709 through the clamping grooves 710 by external conveying or carrying equipment, so that the substrate winding drums 701 with different lengths are conveniently placed and conveyed, the continuity and the production efficiency of production are improved, the placing and conveying of the substrate winding drums 701 with different lengths are adapted, the device can adapt to diversified production requirements, the time for replacing equipment and parameter adjusting is reduced, and the working efficiency is improved;

after the substrate reel 701 is placed, the first screw rod 706 is driven to reversely rotate by the output shaft of the first servo motor 717, the sliding block 703 drives the placed substrate reel 701 to move backwards, the winding core 702 is inserted into the peripheral wall of the winding shaft 5 positioned at the lower end, then the self-locking motor 6 rotates for 90 degrees and is locked, the output shaft of the self-locking motor 6 drives the cross block 4 to synchronously rotate in the rotating process, the cross block 4 drives the winding shaft 5 to synchronously rotate clockwise, at the moment, the piston rod of the first cylinder 713 is separated from the positioning hole 714, the winding shaft 5 rotates and simultaneously drives the spliced substrate reel 701 to synchronously rotate, and the winding shaft 5 and the winding core 702 enable the clamping block 709 to rotate along the positioning block 707 through the hinge shaft 708, at the moment, the tension spring 712 is stretched;

Along with the continuous rotation of the substrate winding drum 701 driven by the reel 5 to separate the clamping block 709 from the winding core 702, the positioning block 707 is pulled by the restoring force of the tension spring 712 to rotate to the initial position along the hinge shaft 708, at this time, the piston rod of the first cylinder 713 is inserted into the positioning hole 714, after the clamping block 709 is fixed, the substrate winding drum 701 is continuously fed by repeating the steps, thereby providing favorable conditions for the use of the plastic extrusion production line, being simple and convenient and quick to operate, reducing the operation time and labor cost, improving the production efficiency, ensuring the continuity of winding replacement, reducing the possibility of production interruption, adapting to the substrate winding drums 701 with different lengths and specifications, having better universality and flexibility, meeting diversified production requirements, and facilitating the winding replacement use of the film spraying compound machine in the plastic extrusion production line.

In the second embodiment, as shown in fig. 1, 2, 6 and 7, the difference between the first embodiment and the first embodiment is that two positioning round blocks 801 are symmetrically arranged, the inner walls of the positioning round blocks 801 are suitable for being in plug-in fit with the outer walls of the reel 5, the inner walls of the two positioning round blocks 801 are respectively abutted to two ends of the reel 702, the outer peripheral wall of the positioning round blocks 801 is rotatably connected with a lantern ring 802, one lantern ring 802 is fixedly connected with the cross block 4, the front wall of the other lantern ring 802 is fixedly provided with a U-shaped block 803, the positioning round blocks 801 corresponding to the lantern ring 802 provided with the U-shaped block 803 are provided with tapered holes 804, the outer walls of the U-shaped blocks 803 are sleeved with push blocks 805, the upper ends of the push blocks 805 are provided with grooves 806, the front ends of the reel 5 positioned at the left end are in plug-in fit with the grooves 806, and the front ends of the reel 5 positioned at the left end are in plug-in plug fit with the push blocks 805 through the grooves 806;

A rack 807 is fixedly arranged on the top surface of the U-shaped block 803, a mounting rack 809 is fixedly arranged on the outer wall of the push block 805, a gear 808 is rotatably connected to the mounting rack 809, the top surface of the rack 807 is meshed with the gear 808, a second servo motor 810 is arranged on the outer wall of the upper end of the push block 805 through a mounting seat, the second servo motor 810 is coaxially connected with the central shaft of the gear 808, a trapezoid groove 811 is formed in the top surface of the base 1, a trapezoid block 812 is slidably connected in the trapezoid groove 811, the top surface of the trapezoid block 812 is fixedly connected with the bottom surface of the push block 805, a second cylinder 813 is arranged on the top surface of the base 1 through the mounting seat, and a piston rod of the second cylinder 813 is fixedly connected with the push block 805; the output shaft of the second servo motor 810 drives the gear 808 to rotate on the mounting frame 809, so that the lower end of the gear 808 is meshed with the rack 807, the rack 807 drives the U-shaped block 803 to slide relative to the pushing block 805, and drives the corresponding lantern ring 802 to synchronously move, so that the corresponding positioning round block 801 pushes the winding core 702 on the substrate winding drum 701 to slide backwards along the winding shaft 5 positioned at the left end, and two ends of the winding core 702 are respectively abutted with the corresponding positioning round block 801, so that the winding core 702 and the substrate winding drum 701 are fixed.

In the process that the piston rod of the second air cylinder 813 pushes the push block 805 to move towards the rear end, the push block 805 drives the trapezoid block 812 to slide along the trapezoid groove 811, so that the tapered hole 804 of the corresponding positioning round block 801 is in sliding connection with the front end of the reel 5 at the left end, and the front end of the reel 5 at the left end sequentially penetrates through the corresponding positioning round block 801 and is then inserted into the groove 806 of the push block 805 to support the reel 5 at the left end.

When in use, the reel 5 is driven to rotate by the cross block 4 to move the fed substrate reel 701 to the left end, at the moment, the piston rod of the second air cylinder 813 pushes the push block 805 to move to the rear end, the push block 805 drives the trapezoid block 812 to slide along the trapezoid groove 811, so that the tapered hole 804 of the corresponding positioning round block 801 is in sliding connection with the front end of the reel 5 positioned at the left end, the front end of the reel 5 positioned at the left end sequentially penetrates through the corresponding positioning round block 801 and is then spliced with the groove 806 of the push block 805 to support the reel 5 positioned at the left end, then the output shaft of the second servo motor 810 drives the gear 808 to rotate on the mounting rack 809, the lower end of a gear 808 is meshed with a rack 807, the rack 807 drives a U-shaped block 803 to slide on a push block 805, and drives a corresponding lantern ring 802 to synchronously move, so that a corresponding positioning round block 801 pushes a winding core 702 on a substrate winding drum 701 to slide backwards along a winding shaft 5 positioned at the left end, two ends of the winding core 702 are respectively abutted with the corresponding positioning round block 801, the winding core 702 and the substrate winding drum 701 are fixed, the fixed use of the substrate winding drums 701 with different lengths is adapted, the shaking and the offset of the substrate in the transmission process are reduced, and the stable transmission of the substrate is ensured, so that the quality and the consistency of a composite product are improved;

The driving mechanism 9 is in friction transmission with the outer wall of the substrate drum 701 to drive the substrate drum 701 to rotate, the winding core 702 and the positioning round block 801 synchronously rotate through the rotation of the substrate drum 701, the winding shaft 5 at the left end rotates along the cross block 4, the positioning round block 801 rotates along the sleeve ring 802, one end of the substrate drum 701 after unreeling is conveyed to the inside of the laminating compound machine, unreeling is completed, unreeling efficiency and operation precision are improved, the risk of production interruption is reduced, the stability and continuity of the substrate in the transmission process are ensured, the quality of a compound product is improved, the skill requirement on operators is reduced, and the possibility of human errors is reduced.

In the third embodiment, as shown in fig. 1, fig. 2, fig. 8 and fig. 9, the difference between the present embodiment and the second embodiment is that, the driving mechanism 9 includes a support sleeve 902, a telescopic block 903 is slidably connected inside the support sleeve 902, a fourth air cylinder 904 is installed on the outer wall of the support sleeve 902 through a mounting seat, a connecting block 905 is fixedly installed on the top surface of a piston rod of the fourth air cylinder 904, a side wall of the connecting block 905 is fixedly connected with the outer wall of the upper end of the telescopic block 903, a fixed block 906 is fixedly installed between the two telescopic blocks 903, a rotating shaft 913 is installed on the upper side of the fixed block 906, two ends of the rotating shaft 913 are respectively connected with the corresponding telescopic blocks 903 in a rotating manner, a driving motor 912 is installed on the outer wall of one telescopic block 903 through the mounting seat, a limiting block 907 is coaxially connected with the rotating shaft 913, a driving wheel 907 is sleeved on the rotating shaft 913 and the limiting block 907, the driving wheel 901 is slidably connected with the rotating shaft and the limiting block 907 respectively, and the peripheral wall of the driving wheel 901 is in friction contact with the outer wall of a substrate drum at the left end; the piston rods of the two fourth cylinders 904 push the connecting blocks 905 to move upwards respectively, so that the two telescopic blocks 903 are driven to synchronously move upwards along the supporting sleeve 902, the rotating shaft 913 and the driving wheel 901 synchronously move upwards, and the peripheral wall of the driving wheel 901 is in friction contact with the outer wall of the substrate drum 701 positioned at the left end.

The fixed block 906 is connected with a moving block 908 in a sliding manner, the moving block 908 is connected with a second screw rod 909 through a threaded hole in a threaded manner, one end of the second screw rod 909 is rotationally connected with one of the telescopic blocks 903, the other end of the second screw rod 909 is coaxially connected with a third servo motor 910, the third servo motor 910 is installed on the fixed block 906 through an installation seat, an adjusting round block 911 is rotationally connected inside the upper end of the moving block 908, one end of the adjusting round block 911 is fixedly connected with the driving wheel 901, and the adjusting round block 911 is both in sliding connection with the rotating shaft 913 and the limiting block 907; the second screw rod 909 is driven by the output shaft of the third servo motor 910 to rotate so as to push the moving block 908 to move, so that the moving block 908 slides along the fixed block 906, and meanwhile, the moving block 908 drives the adjusting round block 911 and the driving wheel 901 to slide along the rotating shaft 913 and the limiting block 907, so that the driving wheel 901 is moved to a proper use position.

When the device is used, after the substrate reel 701 at the left end is fixed, the output shaft of the third servo motor 910 drives the second screw rod 909 to rotate so as to push the moving block 908 to move, so that the moving block 908 slides along the fixed block 906, meanwhile, the moving block 908 drives the adjusting round block 911 and the driving wheel 901 to slide along the rotating shaft 913 and the limiting block 907, after the driving wheel 901 is moved to a proper use position, the connecting blocks 905 are pushed to move upwards by the piston rods of the two fourth cylinders 904 respectively, the two telescopic blocks 903 are driven to synchronously move upwards along the supporting sleeve 902, so that the rotating shaft 913 and the driving wheel 901 synchronously move upwards, and the peripheral wall of the driving wheel 901 is in friction contact with the outer wall of the substrate reel 701 at the left end;

The rotary shaft 913 is driven to rotate along the telescopic block 903 through the driving motor 912, at this time, the driving wheel 901 and the adjusting round block 911 synchronously rotate, the adjusting round block 911 rotates along the moving block 908, the driving wheel 901 drives the substrate drum 701 to synchronously and reversely rotate under the action of friction force, the substrate drum 701 is unreeled, after the unreeling is completed, the driving wheel 901 and the outer wall of the winding core 702 are rubbed, at this time, the driving wheel 901 moves downwards to an initial position, the new substrate drum 701 is moved to the left end through the rotation of the cross block 4, the unreeling is continuously carried out, the accurate adjustment of the position of the driving wheel 901 is realized, the accurate friction contact with the outer wall of the substrate drum 701 is ensured, the automatic unreeling is completed, the driving wheel 901 adapts to the substrate drums 701 with different lengths, the unreeling continuity and stability are ensured, the possibility of production interruption is reduced, the tension fluctuation and the position offset are reduced, the quality of composite products is improved, the failure rate and the defective rate in the production process are reduced, and the unreeling use of a laminating compound machine in a plastic extrusion production line is facilitated.

In the fourth embodiment, as shown in fig. 1, 10 and 11, the difference between the present embodiment and the third embodiment is that, based on the third embodiment, a C-shaped block 1002 is fixed at the front end of an L-shaped block 1001, a V-shaped block 1003 is fixed at the lower end of the C-shaped block 1002, the V-shaped block 1003 is in an inclined structure, a movable sleeve 1004 is sleeved on the L-shaped block 1001, the movable sleeve 1004 is slidably connected with the L-shaped block 1001, a third cylinder 1005 is installed on the top surface of the L-shaped block 1001 through an installation seat, and a piston rod of the third cylinder 1005 is fixedly connected with the outer wall of the movable sleeve 1004; the piston rod of the third cylinder 1005 pushes the movable sleeve 1004 to slide along the L-shaped block 1001 towards the front end, and the movable sleeve 1004 is adjusted to a proper use position, so that the feeding-back of the winding cores 702 with different lengths is adapted.

A support 1006 is fixedly arranged on the bottom surface of the movable sleeve 1004, a fifth servo motor 1007 is arranged on the outer wall of the support 1006 through a mounting seat, the fifth servo motor 1007 is arranged on the support 1006 through the mounting seat, an output shaft of the fifth servo motor 1007 is rotationally connected with the support 1006, the output shaft of the fifth servo motor 1007 penetrates through the support 1006 to extend to the other end, a ratchet wheel 1008 is sleeved on the output shaft of the fifth servo motor 1007 at the other end, and the lower end of the ratchet wheel 1008 is in friction contact with the outer wall of the winding core 702 sleeved at the upper end; the ratchet wheel 1008 is driven to rotate by the output shaft of the fifth servo motor 1007, so that the winding core 702 slides forwards from the winding shaft 5 at the upper end under the friction pushing of the rotating ratchet wheel 1008, the winding core 702 is separated from the winding shaft 5 at the upper end, and the winding core 702 falls into the V-shaped groove on the top surface of the V-shaped block 1003 and slides downwards to be discharged and collected.

When the film rolling and unwinding device is used, the reel 5 after being unwound is rotated to the upper end, the reel 5 positioned at the upper end is sleeved with the reel core 702, the piston rod of the third cylinder 1005 pushes the movable sleeve 1004 to slide along the L-shaped block 1001 towards the front end, the movable sleeve 1004 is adjusted to a proper use position, the unwinding of the reel core 702 with different lengths is adapted, the lower end of the ratchet 1008 is in friction contact with the outer wall of the front end of the reel core 702, then the output shaft of the fifth servo motor 1007 drives the ratchet 1008 to rotate, the reel core 702 slides forwards from the reel 5 positioned at the upper end under the friction of the rotating ratchet 1008, the reel core 702 is separated from the reel 5 positioned at the upper end, the reel core 702 falls into the V-shaped groove on the top surface of the V-shaped block 1003 and slides downwards to be discharged and collected, the reel core 702 is continuously unwound, the reel 5 which is finished to the right end through continuous rotation of the cross block 4, the winding operation is performed again when the reel core is moved to the lower end, the continuous film rolling and unwinding operation of the film compounding device is facilitated, the unwinding efficiency of different reel cores is satisfied, the production requirements are met, and the production cost is reduced.

Working principle: firstly, the output shaft of a first servo motor 717 drives a first screw rod 706 to rotate along a base 1, the first screw rod 706 pushes a T-shaped block 704 to slide along a T-shaped groove 705, a sliding block 703 slides along the base 1, the sliding block 703 drives two positioning blocks 707 to synchronously move towards the front end, then a driving block on a magnetic coupling rodless cylinder 716 drives one positioning block 707 and a clamping block 709 to synchronously move, one positioning block 707 slides along the outer wall of a guide rail 715 and the top surface of the sliding block 703, two clamping blocks 709 are regulated to a proper distance, two ends of a winding core 702 of a substrate winding drum 701 needing to be fed are respectively inserted into the two clamping blocks 709 through clamping grooves 710, so that the substrate winding drum 701 with different lengths is conveniently placed and conveyed, the production continuity and the production efficiency are improved, the placement and the conveying of the substrate winding drums 701 with different lengths are adapted, the flexibility enables the device to adapt to diversified production requirements, the time for replacing equipment and parameter adjustment is reduced, and the working efficiency is improved;

after the substrate reel 701 is placed, the first screw rod 706 is driven to reversely rotate by the output shaft of the first servo motor 717, the sliding block 703 drives the placed substrate reel 701 to move backwards, the winding core 702 is inserted into the peripheral wall of the winding shaft 5 positioned at the lower end, then the self-locking motor 6 rotates for 90 degrees and is locked, the output shaft of the self-locking motor 6 drives the cross block 4 to synchronously rotate in the rotating process, the cross block 4 drives the winding shaft 5 to synchronously rotate clockwise, at the moment, the piston rod of the first cylinder 713 is separated from the positioning hole 714, the winding shaft 5 rotates and simultaneously drives the spliced substrate reel 701 to synchronously rotate, and the winding shaft 5 and the winding core 702 enable the clamping block 709 to rotate along the positioning block 707 through the hinge shaft 708, at the moment, the tension spring 712 is stretched;

As the reel 5 drives the substrate reel 701 to continuously rotate so that the clamping block 709 is separated from the reel core 702, the positioning block 707 is pulled by the restoring force of the tension spring 712 to rotate to an initial position along the hinge shaft 708, at the moment, the piston rod of the first cylinder 713 is inserted into the positioning hole 714, after the clamping block 709 is fixed, the steps are repeated to continuously feed the substrate reel 701, thereby providing favorable conditions for the use of the laminating machine, being simple and convenient and quick to operate, reducing the operation time and labor cost, improving the production efficiency, ensuring the continuity of reel replacement, reducing the possibility of production interruption, adapting to the substrate reels 701 with different lengths and specifications, having better universality and flexibility, meeting diversified production requirements and facilitating the reel replacement use of the laminating machine;

The reel 5 is driven to rotate through the cross block 4 to move the fed substrate reel 701 to the left end, at the moment, the push block 805 is pushed to move to the rear end through the piston rod of the second air cylinder 813, the push block 805 drives the trapezoid block 812 to slide along the trapezoid groove 811, the tapered hole 804 of the corresponding positioning round block 801 is in sliding connection with the front end of the reel 5 positioned at the left end, the front end of the reel 5 positioned at the left end sequentially penetrates through the corresponding positioning round block 801 and then is spliced with the groove 806 of the push block 805 to support the reel 5 positioned at the left end, then the output shaft of the second servo motor 810 drives the gear 808 to rotate on the mounting rack 809, the lower end of the gear 808 is meshed with the rack 807, the rack 807 drives the U-shaped block 803 to slide on the push block 805 to drive the corresponding lantern ring 802 to synchronously move, the corresponding positioning round block 801 pushes the reel 702 on the substrate reel 701 to slide backwards along the reel 5 positioned at the left end, the two ends of the reel 702 are respectively abutted with the corresponding positioning round block 801, fixing of the reel 702 and the substrate reel 701 is completed, the substrate reels with different lengths are fixed, the substrate reels with different lengths are used, the substrate reels are stably used and the substrate reels are stably transferred, the quality is guaranteed, and the composite quality is stable;

The driving mechanism 9 is in friction transmission with the outer wall of the substrate drum 701 to drive the substrate drum 701 to rotate, the winding core 702 and the positioning round block 801 synchronously rotate through the rotation of the substrate drum 701, the winding shaft 5 at the left end rotates along the cross block 4, the positioning round block 801 rotates along the sleeve ring 802, one end of the substrate drum 701 after unreeling is conveyed into the laminating compound machine, unreeling is completed, unreeling efficiency and operation precision are improved, the risk of production interruption is reduced, the stability and continuity of the substrate in the transmission process are ensured, the quality of a compound product is improved, the skill requirement on operators is reduced, and the possibility of human errors is reduced;

After the substrate drum 701 at the left end is fixed, the second screw rod 909 is driven by the output shaft of the third servo motor 910 to rotate so as to push the moving block 908 to move, so that the moving block 908 slides along the fixed block 906, meanwhile, the moving block 908 drives the adjusting round block 911 and the driving wheel 901 to slide along the rotating shaft 913 and the limiting block 907, after the driving wheel 901 is moved to a proper using position, the connecting blocks 905 are respectively pushed by the piston rods of the two fourth cylinders 904 to move upwards, the two telescopic blocks 903 are driven to synchronously move upwards along the supporting sleeve 902, so that the rotating shaft 913 and the driving wheel 901 synchronously move upwards, and the peripheral wall of the driving wheel 901 is in friction contact with the outer wall of the substrate drum 701 at the left end;

The rotary shaft 913 is driven to rotate along the telescopic block 903 through the driving motor 912, at the moment, the driving wheel 901 and the adjusting round block 911 synchronously rotate, the adjusting round block 911 rotates along the moving block 908, the driving wheel 901 drives the substrate drum 701 to synchronously and reversely rotate under the action of friction force to unwind the substrate drum 701, after the unwinding is finished, the driving wheel 901 rubs with the outer wall of the winding core 702, at the moment, the driving wheel 901 moves downwards to an initial position, a new substrate drum 701 moves to the left end through the rotation of the cross block 4, the above steps are repeated to continuously unwind, the accurate adjustment of the position of the driving wheel 901 is realized, the accurate friction contact with the outer wall of the substrate drum 701 is ensured, the automatic unwinding is finished, the driving wheel 901 adapts to the substrate drums 701 with different lengths, the continuity and stability of the unwinding are ensured, the possibility of production interruption is reduced, the tension fluctuation and the position offset are reduced, the quality of composite products is improved, the failure rate and the defective rate in the production process are reduced, and the unwinding use of a film laminating compound machine in a plastic extrusion production line is facilitated;

The reel 5 after unreeling is rotated to the upper end, the reel 5 at the upper end is sleeved with the reel core 702, a piston rod of a third cylinder 1005 pushes a movable sleeve 1004 to slide along the L-shaped block 1001 towards the front end, the movable sleeve 1004 is adjusted to a proper use position, the unreeling of the reel core 702 with different lengths is adapted, the lower end of a ratchet 1008 is in friction contact with the outer wall of the front end of the reel core 702, then the ratchet 1008 is driven to rotate by an output shaft of a fifth servo motor 1007, the reel core 702 slides forwards from the reel 5 at the upper end under the friction pushing of the rotating ratchet 1008, the reel core 702 is separated from the reel 5 at the upper end, the reel core 702 falls into a V-shaped groove in the top surface of the V-shaped block 1003 and slides downwards to be discharged and collected, continuous unreeling of the reel core 702 is facilitated, the reel 5 after unreeling is completed, continuous rolling operation is performed to the right end through continuous rotation of a cross block 4, continuous reeling and unreeling operation of a laminating compound machine is facilitated when the reel core 702 is moved to the lower end, the unreeling requirement of different specifications is met, production efficiency is improved, and cost is reduced.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (10)

1. The utility model provides an automatic roll change unreeling device of extrusion coiled material, includes base (1), its characterized in that: the automatic lifting device is characterized in that a supporting block (2) is fixedly arranged on the top surface of the base (1), a main shaft (3) is rotatably connected to the upper end of the supporting block (2), a cross block (4) is sleeved at one end of the main shaft (3), a plurality of reels (5) are rotatably connected to the edge of the cross block (4) in an annular array structure, a self-locking motor (6) is arranged on the outer wall of the supporting block (2) through a mounting seat, and an output shaft of the self-locking motor (6) is coaxially connected with the other end of the main shaft (3);

The base (1) middle part is equipped with and rolls up subassembly (7), be suitable for on the subassembly (7) of rolling up and accept substrate reel (701), substrate reel (701) middle part is equipped with and rolls up core (702), roll up core (702) and be suitable for with spool (5) grafting cooperation that are located the lower extreme, base (1) left end top surface is equipped with unreels subassembly (8), unreels and be equipped with two location button (801) on subassembly (8), unreel subassembly (8) left end is equipped with actuating mechanism (9) of slope, be equipped with drive wheel (901) on actuating mechanism (9), supporting shoe (2) top surface is equipped with material unwinding assembly (10), be equipped with L shape piece (1001) on material unwinding assembly (10), L shape piece (1001) bottom surface is connected fixedly with supporting shoe (2) top surface.

2. The automatic roll changing and unreeling device for an extruded roll material of claim 1, wherein: the utility model provides a coil of strip subassembly (7) includes slider (703), T shape piece (704) have been set firmly to slider (703) bottom surface, T shape piece (704) have been seted up to base (1) top surface, T shape piece (704) are located inside T shape groove (705), T shape piece (704) pass through T shape groove (705) and base (1) sliding connection, slider (703) top surface and base (1) top surface sliding connection, T shape groove (705) inside is equipped with first lead screw (706), first lead screw (706) both ends all rotate with base (1) to be connected, first servo motor (717) are installed through the mount pad to base (1) front wall, the output shaft and first lead screw (706) coaxial coupling of first servo motor (717), T shape piece (704) middle part is through screw hole and first lead screw (706) threaded connection.

3. The automatic roll changing and unreeling device for the extruded coiled material according to claim 2, wherein: the utility model discloses a device for fixing a coil core, including slider (703), connecting column (711), connecting column (712), connecting column (711) and connecting spring (712), connecting column (711) fixed connection, connecting column (712) are connected to both ends, connecting column (713) are installed through the mount pad to locating block (707), locating hole (714) have been seted up to clamping block (709) lateral wall, piston rod of first cylinder (713) is suitable for and is pegged graft the cooperation with locating hole (714).

4. An automatic reel change unwind apparatus for extruded rolls as defined in claim 3, wherein: one of the positioning blocks (707) is fixedly connected with the top surface of the sliding block (703), two guide rails (715) are fixedly arranged on the top surface of the sliding block (703) in a symmetrical structure, the other one of the positioning blocks (707) is matched with the guide rails (715) in a clamping mode, the other one of the positioning blocks (707) is respectively connected with the outer wall of the guide rails (715) and the top surface of the sliding block (703) in a sliding mode, a magnetic coupling type rodless cylinder (716) is arranged on the side wall of the sliding block (703) through a mounting seat, and the side wall of a driving block on the magnetic coupling type rodless cylinder (716) is fixedly connected with the side wall of one of the positioning blocks (707).

5. The automatic roll changing and unreeling device for an extruded roll material of claim 1, wherein: the utility model discloses a spool, including spool (702), spool (803), fixed round piece (801), locating round piece (801) are the symmetrical structure and are equipped with two, locating round piece (801) inner wall is suitable for grafting cooperation with spool (5) outer wall, two locating round piece (801) inner wall respectively with roll up core (702) both ends butt, locating round piece (801) periphery wall rotates and is connected with lantern ring (802), one of them lantern ring (802) is fixed with cross piece (4) connection, another lantern ring (802) front wall has set firmly U-shaped piece (803), has seted up bell mouth (804) on locating round piece (801) that lantern ring (802) that are equipped with U-shaped piece (803) correspond, the cover is equipped with ejector pad (805) on U-shaped piece (803) outer wall, ejector pad (806) upper end is seted up fluted (806), is located the left end spool (5) front end and recess (806) grafting cooperation, spool (5) front end that is located the left end passes through recess (805) grafting cooperation with ejector pad (805).

6. The automatic roll changing and unreeling device for the extruded coiled material of claim 5, wherein: the utility model discloses a push rod, including U-shaped piece (803) and dog-bone, U-shaped piece (803) top surface has set firmly rack (807), set firmly mounting bracket (809) on the outer wall of dog-bone (805), rotate on mounting bracket (809) and be connected with gear (808), rack (807) top surface and gear (808) meshing are connected, second servo motor (810) are installed through the mount pad to dog-bone (805) upper end outer wall, the center pin coaxial coupling of second servo motor (810) and gear (808), trapezoidal groove (811) have been seted up to base (1) top surface, trapezoidal groove (811) inside sliding connection has trapezoidal piece (812), trapezoidal piece (812) top surface and dog-bone (805) bottom surface fixed connection, second cylinder (813) are installed through the mount pad to base (1) top surface, the piston rod and the dog-bone (805) of second cylinder (813) are connected fixedly.

7. The automatic roll changing and unreeling device for an extruded roll material of claim 1, wherein: the driving mechanism (9) comprises a supporting sleeve (902), telescopic blocks (903) are connected inside the supporting sleeve (902) in a sliding mode, a fourth air cylinder (904) is installed on the outer wall of the supporting sleeve (902) through an installation seat, a connecting block (905) is fixedly arranged on the top surface of a piston rod of the fourth air cylinder (904), the side wall of the connecting block (905) is fixedly connected with the outer wall of the upper end of the telescopic blocks (903), two fixed blocks (906) are fixedly arranged between the telescopic blocks (903), rotating shafts (913) are arranged on the upper sides of the fixed blocks (906), the rotating shafts (913) are respectively connected with the corresponding telescopic blocks (903) in a rotating mode, driving motors (912) are installed on the outer wall of one telescopic block (903) through installation seats, limiting blocks (907) are fixedly arranged on the outer peripheral wall of the rotating shafts (901) in a sleeved mode, and the driving wheels (901) are respectively connected with the rotating shafts (901) and the limiting blocks (907) in a sliding mode, and the outer peripheral wall of the driving wheels (901) are located on the friction base material (907) and the outer peripheral wall of the friction roll.

8. The automatic roll changing and unreeling device for the extruded coiled material of claim 7, wherein: the fixed block (906) is connected with a moving block (908) in a sliding mode, the moving block (908) is connected with a second screw rod (909) through a threaded hole in a threaded mode, one end of the second screw rod (909) is rotationally connected with one telescopic block (903), the other end of the second screw rod (909) is coaxially connected with a third servo motor (910), the third servo motor (910) is installed on the fixed block (906) through an installation seat, an adjusting round block (911) is rotationally connected inside the upper end of the moving block (908), one end of the adjusting round block (911) is fixedly connected with a driving wheel (901), and the adjusting round block (911) is both in sliding connection with a rotating shaft (913) and a limiting block (907).

9. The automatic roll changing and unreeling device for an extruded roll material of claim 1, wherein: c shape piece (1002) are set firmly in L shape piece (1001) front end, V shape piece (1003) are set firmly in C shape piece (1002) lower extreme, V shape piece (1003) are the slope structure, cover is equipped with movable sleeve (1004) on L shape piece (1001), movable sleeve (1004) and L shape piece (1001) sliding connection, third cylinder (1005) are installed through the mount pad to L shape piece (1001) top surface, the piston rod of third cylinder (1005) is fixed with movable sleeve (1004) outer wall connection.

10. The automatic roll changing and unreeling device for the extruded coiled material of claim 9, wherein: support (1006) has been set firmly to movable sleeve (1004) bottom surface, fifth servo motor (1007) is installed through the mount pad to support (1006) outer wall, fifth servo motor (1007) is installed on support (1006) through the mount pad, the output shaft and the support (1006) of fifth servo motor (1007) rotate to be connected, the output shaft of fifth servo motor (1007) runs through support (1006) and extends to the other end, and the other end ratchet (1008) has been cup jointed on the output shaft of fifth servo motor (1007), ratchet (1008) lower extreme is established in the outer wall friction contact of core (702) that is located the upper end with the cover.