CN214934534U - Edge cutting device for extruding composite film - Google Patents

Abstract

The utility model discloses an extrude trimming device for composite film, including installation deckle board, climbing mechanism and trimming mechanism, the installation deckle board: its lower surface is equipped with the support frame, and the inner wall left end upside has the transport post through a rotation connection in pivot around the installation deckle board, and the equal symmetry of inner wall lower extreme is equipped with the spout around the installation deckle board, and the equal vertical sliding connection in inside of spout has the slider, rotates through pivot two between two left sliders to be connected with the fore-set, cutting edge mechanism: including last rotary column and lower rotary column, go up the rotary column and rotate through pivot three and connect in the front and back inner wall middle part upper end of installation framed panel, go up the rotary column and be connected through the drive mechanism transmission between the transport post, the lower rotary column rotates through pivot four and connects between two sliders on right side, should extrude trimming device for the composite film, makes the process stability more of trimming, improves the quality of trimming, and the convenience is adjusted the position of trimming, improves production efficiency.

Description

Edge cutting device for extruding composite film

Technical Field

The utility model relates to a complex film processing technology field specifically is an extrude trimming device for composite film.

Background

In the production and processing process of the extruded composite film, in order to facilitate subsequent transportation and storage of the extruded composite film, the edge of the extruded composite film needs to be cut, so that the extruded composite film keeps a certain width, and the edge cutting method commonly used at present is to directly cut the edge of the extruded composite film through a cutter.

In the in-process at the cutting edge, the skew appears easily in the position of extruding composite film, has very big influence to the quality of cutting edge, and a large amount of time can often be wasted in the adjustment process to extruding composite film cutting position to a lot of cutting edge equipment moreover, influences the efficiency of production, for this reason, we propose one kind and extrude compound with cutting edge device.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an extrude trimming device for composite film, avoid taking place the offset at the in-process of trimming, improve the quality of trimming, conveniently adjust the position of extruding composite film trimming, improve production efficiency, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an edge cutting device for extruding a composite film comprises an installation frame plate, a jacking mechanism and an edge cutting mechanism;

installing a frame plate: the lower surface of the frame plate is provided with a support frame, the upper sides of the left ends of the front and rear inner walls of the installation frame plate are rotatably connected with a conveying column through a rotating shaft, the lower ends of the front and rear inner walls of the installation frame plate are symmetrically provided with sliding grooves, the insides of the sliding grooves are vertically and slidably connected with sliding blocks, and a top column is rotatably connected between the two sliding blocks on the left side through a rotating shaft II;

edge cutting mechanism: the device comprises an upper rotary column and a lower rotary column, wherein the upper rotary column is rotatably connected to the upper ends of the middle parts of the front inner wall and the rear inner wall of an installation frame plate through a rotary shaft III, the upper rotary column is in transmission connection with a conveying column through a transmission mechanism, and the lower rotary column is rotatably connected between two slide blocks on the right side through a rotary shaft IV;

a jacking mechanism: set up in the inside lower extreme of installation framed panel, jacking mechanism's left end is rotated with two pivots on the fore-set and is connected, and jacking mechanism's right-hand member is rotated with four pivots on the lower support and is connected, avoids extruding the in-process emergence offset of compound film at the cutting edge, makes the process stability more of cutting edge, improves the quality of cutting edge, conveniently adjusts the position of extruding compound film cutting edge for to the cutting edge speed of extruding compound film, improvement production efficiency.

Furthermore, the front surface left end of installation frame plate is equipped with the PLC controller, and the input electricity of PLC controller is connected in external power source, the start-up and the stop of control overall device.

Further, climbing mechanism includes connecting plate, jacking board and electric putter, electric putter sets up in the mounting hole of the inside diapire of installation deckle board, electric putter's flexible end top is equipped with the jacking board, the equal symmetry of the side of controlling of jacking board is equipped with the connecting plate, left two connecting plates rotate through bearing four respectively with the pivot extrados on the fore-set and are connected, two connecting plates on right side rotate through bearing five respectively with the pivot extrados on the lower column and be connected, electric putter's input electricity is connected in the output of PLC controller, fix the position of extruding the composite film, avoid extruding the in-process emergence offset of composite film at the cutting edge.

Further, the trimming mechanism still includes sliding tray, sword groove ring sum cut-off knife ring, the sliding tray sets up in the extrados upper end of last revolving column, and both ends about the extrados of last revolving column are connected in sliding respectively to the sword groove ring, and the slider on the intraductal cambered surface of sword groove all with the vertical sliding connection of sliding tray, both ends about the extrados of cut-off knife ring sliding connection in lower revolving column, the sword groove ring respectively with the vertical correspondence of the cut-off knife ring of homonymy, carry out the trimming to extruding composite film.

Further, still include conveying motor, conveying motor passes through the mounting bracket and sets up in the trailing flank left end of installation frame plate, and conveying motor's output shaft front end passes through the through-hole on the installation frame plate and with a pivot fixed connection of carrying the post rear end, and conveying motor's input electricity is connected in the output of PLC controller, provides power for extruding composite film's transport.

Furthermore, the transmission mechanism comprises a first synchronous belt wheel, a first synchronous belt and a second synchronous belt wheel, the first synchronous belt wheel is arranged at the front end of a rotating shaft at the front end of the conveying column, the second synchronous belt wheel is arranged at the front end of a rotating shaft at the front end of the upper rotating column, and the first synchronous belt wheel and the second synchronous belt wheel are in transmission connection through the first synchronous belt so that the upper rotating column and the conveying column can rotate synchronously.

Further, both ends middle part all is equipped with the supporting shoe around the upper surface of installation deckle board, all rotate through bearing one between two supporting shoes and between the front and back inner wall right-hand member downside of installation deckle board and be connected with the screw rod, the equal threaded connection in both ends has the regulating plate about the screw rod extrados of upside, the regulating plate lower extreme deviates from bearing two that lateral surface central point put the setting respectively through two sword groove rings and rotates with the sword groove ring to be connected, the equal threaded connection in both ends has the regulation expansion plate about the screw rod extrados of downside, the flexible end upper end of adjusting the expansion plate deviates from bearing three that lateral surface central point put the setting respectively through two sword cutting rings and rotates with the sword cutting ring to be connected, adjust the cut-off edge position of extruding the composite film.

Furthermore, the rear end of screw rod all is equipped with the third synchronous pulley, connects through second synchronous belt drive between two third synchronous pulleys, and the front surface right-hand member of installation deckle board is equipped with adjusting motor, and adjusting motor's output shaft rear end and the screw rod front end fixed connection of downside, adjusting motor's input electricity are connected in the output of PLC controller, and the convenience is to the rotation of screw rod.

Furthermore, the thread directions of the front end and the rear end of the screw rod are opposite, so that the knife groove ring and the cutter ring synchronously move to the middle position of the screw rod.

Compared with the prior art, the beneficial effects of the utility model are that: this extrude composite film and use cutting edge device has following benefit:

1. the electric push rod is started through the PLC controller, the telescopic end of the electric push rod pushes the jacking plate to move upwards, the jacking column and the lower column are driven to move upwards through the connecting plate until the jacking column and the conveying column are matched to press and hold an extruded composite film, the knife groove ring and the cutter ring are matched to press and hold the extruded composite film, the position of the extruded composite film is fixed, the conveying motor is started simultaneously, the output shaft of the conveying motor drives the conveying column and the first synchronous belt pulley to rotate, the second synchronous belt pulley drives the upper rotating column to rotate through the transmission of the first synchronous belt, the sliding groove on the rotating column is longitudinally and slidably connected with the sliding block on the inner arc surface of the knife groove ring to drive the knife groove ring to rotate, the film is conveyed rightwards, the front end and the rear end of the extruded composite film are subjected to edge cutting processing under the matching of the knife groove on the knife groove ring and the cutter on the cutter ring, and the position deviation of the extruded composite film in the edge cutting process is avoided, the process of cutting the edge is more stable, and the quality of the cut edge is improved.

2. The adjusting motor is started through the PLC, an output shaft of the adjusting motor drives a screw on the lower side and a third synchronous belt wheel on the lower side to rotate, transmission through a second synchronous belt is realized, two third synchronous belt wheels are enabled to rotate synchronously, two screw synchronous rotations are driven, the thread directions of the front end and the rear end of the screw are opposite, the upper end of the adjusting expansion plate is rotationally connected with the cutter ring through a bearing III, rotation of the adjusting plate is limited and adjusted, the lower end of the adjusting plate is rotationally connected with the cutter ring through a bearing II, rotation of the adjusting plate is limited, therefore, the adjusting expansion plate and the adjusting plate move towards the direction close to the center of the screw along with rotation of the screw, the cutter ring and the cutter ring are further driven to move towards the direction close to the center of the screw, the position of extruding the cutting edge of the composite film is conveniently adjusted, the cutting speed is accelerated, and production efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the rear side of the frame plate of the present invention;

fig. 3 is a schematic structural view of the jacking mechanism of the present invention;

fig. 4 is an enlarged schematic view of the a position of the present invention.

In the figure: 1 mounting frame plate, 2 supporting frames, 3 conveying columns, 4 sliding grooves, 5 sliding blocks, 6 jacking columns, 7 jacking mechanisms, 71 connecting plates, 72 jacking plates, 73 electric push rods, 8 trimming mechanisms, 81 sliding grooves, 82 upper rotating columns, 83 cutter groove rings, 84 lower rotating columns, 85 cutter rings, 9 transmission mechanisms, 91 first synchronous pulleys, 92 first synchronous belts, 93 second synchronous pulleys, 10PLC controllers, 11 adjusting expansion plates, 12 second synchronous belts, 13 third synchronous pulleys, 14 adjusting motors, 15 conveying motors, 16 supporting blocks, 17 adjusting plates and 18 screw rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: an edge cutting device for extruding a composite film comprises an installation frame plate 1, a jacking mechanism 7 and an edge cutting mechanism 8;

installing the frame plate 1: the lower surface of the device is provided with a support frame 2 which provides support for the whole device, the upper sides of the left ends of the front and rear inner walls of an installation frame plate 1 are rotatably connected with a conveying column 3 through a rotating shaft to facilitate conveying of extruded composite films, the lower ends of the front and rear inner walls of the installation frame plate 1 are symmetrically provided with sliding chutes 4, the insides of the sliding chutes 4 are vertically and slidably connected with sliding blocks 5 to provide space for normal work of a jacking mechanism 7, a jacking column 6 is rotatably connected between the two sliding blocks 5 on the left side through a rotating shaft to facilitate position fixing of the extruded composite films, the left end of the front surface of the installation frame plate 1 is provided with a PLC (programmable logic controller) 10, the input end of the PLC 10 is electrically connected with an external power supply to control the starting and stopping of the whole device, the device also comprises a conveying motor 15, the conveying motor 15 is arranged at the left end of the rear side surface of the installation frame plate 1 through a mounting frame, the front end of an output shaft of the conveying motor 15 passes through a through hole on the installation frame plate 1 and is fixedly connected with a rotating shaft at the rear end of the conveying column 3, the input end of the conveying motor 15 is electrically connected with the output end of the PLC 10 to provide power for conveying the extruded composite film;

edge cutting mechanism 8: including last rotary column 82 and lower rotary column 84, it connects in the front and back inner wall middle part upper end of installation framed panel 1 to go up rotary column 82 through the three rotations of pivot, go up rotary column 82 and be connected through drive mechanism 9 transmission between the transport column 3, lower rotary column 84 rotates through the four rotations of pivot and connects between two sliders 5 on right side, cutting edge mechanism 8 still includes sliding tray 81, sword groove ring 83 and cut-off knife ring 85, sliding tray 81 sets up in the extrados upper end of last rotary column 82, both ends about the extrados of last rotary column 82 are connected in sliding respectively to sword groove ring 83, the slider on the intrados of sword groove ring 83 all with sliding tray 81 vertical sliding connection, make sword groove ring 83 along with the rotation of last rotary column 82 and synchronous revolution, improve the stability of extruding compound film transportation process, both ends about the cut-off knife ring 85 sliding connection is in the extrados of lower rotary column 84, sword groove ring 83 corresponds with the cut-off knife ring 85 of homonymy vertically respectively, two front and back inner wall middle part of extruding compound film under the cooperation of the sword on the sword groove ring 83 and the cut-off knife ring 85 The end is cut edge, the transmission mechanism 9 comprises a first synchronous belt pulley 91, a first synchronous belt 92 and a second synchronous belt pulley 93, the first synchronous belt pulley 91 is arranged at the front end of a rotating shaft at the front end of the conveying column 3, the second synchronous belt pulley 93 is arranged at the front end of a rotating shaft at the front end of the upper rotating column 82, the first synchronous belt pulley 91 is in transmission connection with the second synchronous belt pulley 93 through a first synchronous belt 92, the conveying column 3 and the lower rotating column 84 are synchronously rotated through the transmission connection of the first synchronous belt 92, the middle parts of the front and rear ends of the upper surface of the installation frame plate 1 are respectively provided with a supporting block 16, a screw 18 is rotatably connected between the two supporting blocks 16 and between the lower sides of the right ends of the front and rear inner walls of the installation frame plate 1 through a bearing, the left and right ends of the outer cambered surface of the screw 18 at the upper side are respectively in threaded connection with an adjusting plate 17, the lower end of the adjusting plate 17 is rotatably connected with the knife groove ring 83 through a bearing II arranged at the position which is opposite to the central position of the outer side surface through the two knife groove rings 83, the left end and the right end of the outer cambered surface of the screw rod 18 on the lower side are both in threaded connection with an adjusting telescopic plate 11, the upper end of the telescopic end of the adjusting telescopic plate 11 is respectively in rotary connection with a cutter ring 85 through a bearing III arranged at the position opposite to the center of the outer side surface of the two cutter rings 85, the rear end of the screw rod 18 is provided with a third synchronous belt wheel 13, the two third synchronous belt wheels 13 are in transmission connection through a second synchronous belt 12, the right end of the front surface of the installation frame plate 1 is provided with an adjusting motor 14, the rear end of the output shaft of the adjusting motor 14 is fixedly connected with the front end of the screw rod 18 on the lower side, the input end of the adjusting motor 14 is electrically connected with the output end of the PLC 10, the thread directions of the front end and the rear end of the screw rod 18 are opposite, the adjusting motor 14 is started, the output shaft of the adjusting motor 14 drives the screw rod 18 on the lower side and the third synchronous belt wheel 13 on the lower side to rotate, and the two third synchronous belt wheels 13 synchronously rotate through the transmission of the second synchronous belt 12, the two screw rods 18 are driven to synchronously rotate, because the thread directions of the front end and the rear end of each screw rod 18 are opposite, the upper end of the adjusting expansion plate 11 is rotatably connected with the cutter ring 85 through a bearing III to limit the rotation of the adjusting expansion plate 11, and the lower end of the adjusting plate 17 is rotatably connected with the cutter groove ring 83 through a bearing II to limit the rotation of the adjusting plate 17, so that the adjusting expansion plate 11 and the adjusting plate 17 move towards the direction close to the center of the screw rods 18 along with the rotation of the screw rods 18, and further the cutter ring 85 and the cutter groove ring 83 are driven to move towards the direction close to the center of the screw rods 18 to adjust the positions of cut edges;

the jacking mechanism 7: the jacking mechanism 7 comprises a connecting plate 71, a jacking plate 72 and an electric push rod 73, the electric push rod 73 is arranged in a mounting hole in the inner bottom wall of the mounting frame plate 1, the jacking plate 72 is arranged at the top of the telescopic end of the electric push rod 73, the connecting plates 71 are symmetrically arranged on the left side and the right side of the jacking plate 72, the two connecting plates 71 on the left side are respectively and rotatably connected with the outer cambered surfaces of the rotating shaft on the jacking column 6 through bearings IV, the two connecting plates 71 on the right side are respectively and rotatably connected with the outer cambered surfaces of the rotating shaft on the lower column 84 through bearings V, the input end of the electric push rod 73 is electrically connected with the output end of the PLC 10, the electric push rod 73 is started, and the telescopic end of the electric push rod 73 pushes the jacking plate 72 to move upwards, and the top column 6 and the lower rotary column 84 are driven to move upwards through the connecting plate 71 until the top column 6 and the conveying column 3 are matched to press and hold the extruded composite film, the cutter groove ring 83 and the cutter ring 85 are matched to press and hold the extruded composite film, and the position of the extruded composite film is fixed.

The utility model provides a pair of extrude trimming device for composite film's theory of operation as follows: when the device is used, the PLC 10 starts the adjusting motor 14, the output shaft of the adjusting motor 14 drives the screw rod 18 on the lower side and the third synchronous pulley 13 on the lower side to rotate, the two third synchronous pulleys 13 synchronously rotate through the transmission of the second synchronous belt 12, the two screw rods 18 are driven to synchronously rotate, because the thread directions of the front end and the rear end of the screw rod 18 are opposite, the upper end of the adjusting expansion plate 11 is rotatably connected with the cutter ring 85 through the third bearing to limit the rotation of the adjusting expansion plate 11, the lower end of the adjusting plate 17 is rotatably connected with the cutter groove ring 83 through the second bearing to limit the rotation of the adjusting plate 17, therefore, along with the rotation of the screw rod 18, the adjusting expansion plate 11 and the adjusting plate 17 move towards the direction close to the center of the screw rod 18, the cutter ring 85 and the cutter groove ring 83 are driven to move towards the direction close to the center of the screw rod 18, the position of a cutting edge is adjusted, and after the adjustment is completed, the extruded composite film passes through the lower end of the outer arc surface of the conveying column 3 and the lower end of the outer arc surface of the knife groove ring 83 and is fixed on an outer winding drum, an electric push rod 73 is started, the telescopic end of the electric push rod 73 pushes the jacking plate 72 to move upwards and drives the jacking column 6 and the lower rotary column 84 to move upwards through the connecting plate 71 until the jacking column 6 and the conveying column 3 are matched to press and hold the extruded composite film, the knife groove ring 83 and the knife cutting ring 85 are matched to press and hold the extruded composite film and fix the position of the extruded composite film, the telescopic plate 11 is adjusted to extend in the moving process, meanwhile, the conveying motor 15 is started, the output shaft of the conveying motor 15 drives the conveying column 3 and the first synchronous belt wheel 91 to rotate, the second synchronous belt wheel 93 drives the upper rotary column 82 to rotate through the transmission of the first synchronous belt 92, and is longitudinally connected with a sliding block on the inner arc surface of the knife groove ring 83 through the sliding groove 81 on the rotary column 82 in a sliding way, the knife slot ring 83 is driven to rotate, the extruded composite film is conveyed rightwards, and the front end and the rear end of the extruded composite film are subjected to edge cutting processing under the matching of the knife slot on the knife slot ring 83 and the cutting knife on the knife cutter ring 85.

It should be noted that the PLC controller 10 disclosed in the above embodiments may be a TPC8-8TD PLC, the electric push rod 73, the conveying motor 15, and the adjusting motor 14 may be freely configured according to the actual application scenario, the electric push rod 73 may be an ANT-52 electric push rod, the conveying motor 15 and the adjusting motor 14 may be 5IK40RGU-CF motors, and the PLC controller 10 controls the electric push rod 73, the conveying motor 15, and the adjusting motor 14 to work by a method commonly used in the prior art.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims (9)

1. The utility model provides an extrude composite film and use cutting edge device which characterized in that: comprises a mounting frame plate (1), a jacking mechanism (7) and an edge cutting mechanism (8);

mounting frame plate (1): the lower surface of the frame is provided with a support frame (2), the upper sides of the left ends of the front and rear inner walls of an installation frame plate (1) are rotatably connected with a conveying column (3) through a first rotating shaft, the lower ends of the front and rear inner walls of the installation frame plate (1) are symmetrically provided with sliding chutes (4), the insides of the sliding chutes (4) are vertically and slidably connected with sliding blocks (5), and a jacking column (6) is rotatably connected between the two sliding blocks (5) on the left side through a second rotating shaft;

edge cutting mechanism (8): the device comprises an upper rotary column (82) and a lower rotary column (84), wherein the upper rotary column (82) is rotatably connected to the upper ends of the middle parts of the front inner wall and the rear inner wall of an installation frame plate (1) through a rotating shaft III, the upper rotary column (82) is in transmission connection with a conveying column (3) through a transmission mechanism (9), and the lower rotary column (84) is rotatably connected between two slide blocks (5) on the right side through a rotating shaft IV;

jacking mechanism (7): the left end of the jacking mechanism (7) is rotatably connected with the second rotating shaft on the jacking column (6), and the right end of the jacking mechanism (7) is rotatably connected with the fourth rotating shaft on the lower rotating column (84).

2. An edge slitting device for an extruded composite film as defined in claim 1, wherein: the front surface left end of installation framed panel (1) is equipped with PLC controller (10), and the input electricity of PLC controller (10) is connected in external power source.

3. An edge slitting device for an extruded composite film as defined in claim 2, wherein: climbing mechanism (7) are including connecting plate (71), jacking board (72) and electric putter (73), electric putter (73) set up in the mounting hole of the inside diapire of installation frame board (1), and the flexible end top of electric putter (73) is equipped with jacking board (72), and the side all symmetry is equipped with connecting plate (71) about jacking board (72), and left two connecting plates (71) are connected through bearing four respectively and are rotated with the outer cambered surface of pivot on fore-set (6), and two connecting plates (71) on right side are connected through bearing five respectively and are rotated with the outer cambered surface of pivot four on lower rotary column (84) and be connected, and the input electricity of electric putter (73) is connected in the output of PLC controller (10).

4. An edge slitting device for an extruded composite film as defined in claim 2, wherein: edge cutting mechanism (8) still include sliding tray (81), sword groove ring (83) and cut-off knife ring (85), sliding tray (81) set up in the extrados upper end of last rotary column (82), both ends about the extrados of sword groove ring (83) sliding connection in last rotary column (82) respectively, both ends about the slider in sword groove ring (83) intrados all with sliding tray (81) vertical sliding connection, both ends about the extrados of cut-off knife ring (85) sliding connection in lower rotary column (84), sword groove ring (83) respectively with the vertical correspondence of the sword ring (85) of homonymy.

5. An edge slitting device for an extruded composite film as defined in claim 2, wherein: still include conveying motor (15), conveying motor (15) set up in the trailing flank left end of installation deckle board (1) through the mounting bracket, the output shaft front end of conveying motor (15) pass the through-hole on installation deckle board (1) and with a pivot fixed connection of carrying post (3) rear end, the input electricity of conveying motor (15) is connected in the output of PLC controller (10).

6. An edge slitting device for an extruded composite film as defined in claim 1, wherein: the transmission mechanism (9) comprises a first synchronous pulley (91), a first synchronous belt (92) and a second synchronous pulley (93), the first synchronous pulley (91) is arranged at the front end of a rotating shaft at the front end of the conveying column (3), the second synchronous pulley (93) is arranged at the front end of a rotating shaft at the front end of the upper rotating column (82), and the first synchronous pulley (91) and the second synchronous pulley (93) are in transmission connection through the first synchronous belt (92).

7. An edge slitting device for an extruded composite film as set forth in claim 4, wherein: the utility model discloses a cutting tool, including installation frame plate (1), both ends middle part all is equipped with supporting shoe (16) around the upper surface of installation frame plate (1), all rotate through bearing one between two supporting shoes (16) and between the front and back inner wall right-hand member downside of installation frame plate (1) and be connected with screw rod (18), equal threaded connection in both ends has regulating plate (17) about the screw rod (18) extrados of upside, regulating plate (17) lower extreme rotates through two bearing two that broach groove ring (83) set up from lateral surface central point back to back and is connected with broach groove ring (83) respectively, equal threaded connection in both ends has regulation expansion plate (11) about screw rod (18) extrados of downside, the expansion end upper end of regulation expansion plate (11) rotates through two bearing three that broach ring (85) set up from lateral surface central point back to back and is connected with broach ring (85) respectively.

8. An edge slitting device for an extruded composite film as defined in claim 7, wherein: the rear end of screw rod (18) all is equipped with third synchronous pulley (13), connects through second hold-in range (12) transmission between two third synchronous pulley (13), and the front surface right-hand member of installation deckle board (1) is equipped with adjusting motor (14), and the output shaft rear end of adjusting motor (14) and screw rod (18) front end fixed connection of downside, the input electricity of adjusting motor (14) are connected in the output of PLC controller (10).

9. An edge slitting device for an extruded composite film as defined in claim 7, wherein: the screw threads at the front end and the rear end of the screw rod (18) are opposite in direction.

Images