CN115805619A - A sheet film rebound protection cutting machine - Google Patents

Abstract

The invention discloses a slicer film springback protection slitting machine, which comprises a table top. Upright columns are fixedly installed on the outer walls on both sides of the top of the table top, and a through chute is opened on the outer wall of one side of the upright column. The inside of the chute A crossbeam is slidingly inserted, and a slitting knife is fixedly installed on the outer wall of the bottom of the crossbeam, and pressing components are fixedly installed on the outer walls of both sides of the crossbeam. Both sides are provided with sliding holes, and the inside of the sliding holes is provided with a cantilever through the moving block. The transmission mechanism provided in the present invention can drive the beam and the slitting knife to move up and down reciprocatingly, thereby driving the slitting knife to realize the slitting and processing of the film, and at the same time, when the beam and the slitting knife are lowered, install on the beam The advanced tablet pressing components can be synchronously linked to realize the pre-pressing and fixing of the film, and then realize the cutting of the film, which improves the precision of the film cutting and reduces the waste of film materials when used.

Description

A sheet film rebound protection cutting machine

technical field

The invention relates to the technical field of film processing, in particular to a sheet film rebound protection cutting machine.

Background technique

Polyethylene terephthalate (PET) is a thermoplastic with good performance. It has high melting temperature and glass transition temperature, and has good heat resistance, fatigue resistance, friction and wear resistance, and creep resistance. Denaturation, electrical insulation and chemical resistance, and cheaper than other engineering plastics, it is widely used in synthetic fibers, films (sheet-shaped films), engineering plastics, medicine and daily necessities. PET stretch film is widely used in various industries, protective films of liquid crystal displays and plasma display devices require a large amount of PET thick film, and solar film and explosion-proof film are also widely used in automobiles and building surfaces. The market is extremely broad.

When using a roll of sheet film, it needs to be cut to a fixed length, so as to cut out the size for people to use. Some existing cutting devices use manual methods to cut, and some The use of mechanical devices to achieve semi-automatic slitting processing.

However, the existing slitting machine lacks the steps and structure for laminating the sheet film, resulting in low precision when slitting the film, and requires trimming during use, resulting in waste of film resources. Therefore, there is an urgent need to design a sheet film rebound protection slitting machine to solve the above problems.

Contents of the invention

The object of the present invention is to provide a sheet film rebound protection cutting machine to solve the above-mentioned shortcomings in the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

A sheet film rebound protection slitting machine, including a table top, the outer walls on both sides of the top of the table are fixed with uprights, and one side of the outer wall of the uprights is provided with a through chute, the inside of the chute A crossbeam is slidably inserted, and a slitting knife is fixedly installed on the outer wall of the bottom of the crossbeam, and a pressing assembly is fixedly installed on the outer walls of both sides of the crossbeam, and a transmission device connected to the crossbeam is arranged under one side of the table. mechanism, both sides of the column are provided with slide holes, and the inside of the slide hole is provided with a cantilever through the moving block, the end of the cantilever is fixedly installed with a rolling mechanism, and the bottom of the cantilever is fixedly installed with a on the lifting mechanism.

Further, several outriggers are fixedly installed on the bottom of the table, and transverse connecting rods are fixedly arranged between the outriggers.

Further, the tablet pressing assembly includes a fixed plate fixedly installed on the outer wall of the beam, and a fixed sleeve 1 is fixedly installed on the outer wall of the bottom of the fixed plate, and a telescopic rod is inserted into the bottom end of the fixed sleeve 1, and the telescopic rod The outer socket of the bottom is provided with a fixed sleeve two.

Further, compression springs are provided in the spaces between the first and second fixed sleeves and the telescopic rod, and end caps are provided on the top of the first fixed sleeve and the bottom of the second fixed sleeve.

Further, a horizontal pressing plate is fixedly installed on the bottom of the tablet pressing assembly, and an anti-skid pad is provided on the outer wall of the bottom of the pressing plate.

Further, the transmission mechanism includes a forward and reverse motor one fixed on one side of the table, and a swing rod is fixedly installed on the output shaft of the forward and reverse motor one, the swing rod is a telescopic rod, and the top end of the swing rod A transmission rod is connected through a hinge shaft transmission, a slide block is slidably clamped inside the chute, and a pin shaft is fixedly installed on one side of the outer wall of the slide block, and one end of the transmission rod is fixed on the shaft sleeve and the pin shaft. On the slider, a spring whose top end is in contact with the slider is provided inside the chute, and a guide rod penetrating to the outside of the column is fixedly installed on the outer wall of the top of the slider.

Further, fixing seats are fixedly installed on the outer walls on both sides of the top of the table, a loading shaft is installed between the two fixing seats, and one side of the outer wall of the fixing seat is provided with a shaft for clamping the loading shaft. card slot.

Further, the rolling mechanism includes bent frames fixedly installed on the cantilever, and several rubber rollers are arranged between the bent frames, one end of the rubber rollers is connected to a linkage wheel through a shaft, and a number of linkage wheels are arranged between Belt 1 with synchronous transmission, a driving motor is fixedly installed on the outer wall of the cantilever top, and a driving wheel is fixedly installed on the output shaft of the driving motor, and a belt 2 is connected to the outer wall of the driving wheel, and the belt 2 is far away from One end of the driving wheel is provided with a driven wheel, and the driven wheel is fixed on the coaxial of one of the driving wheels.

Further, the jacking mechanism includes a buffer sleeve fixed on the outer wall of the top of the table, and a buffer spring is fixedly installed inside the buffer sleeve, and a pull rod penetrating below the table is plugged into the inside of the buffer sleeve. A fixed disc is fixedly installed on the outer wall of the bottom end, and a forward and reverse motor two is fixedly installed below the table top, and a cam is fixedly installed on the output shaft of the forward and reverse motor two, and the cam is located at the top of the fixed disc and always contacts.

Further, a through groove is opened on the outer wall of the top of the table, and the specification of the through groove matches the specification of the cutting knife.

In the above technical solution, the present invention provides a sheet film rebound protection slitting machine. The present invention can drive the crossbeam and the slitting knife to move up and down reciprocatingly through the transmission mechanism provided, thereby driving the slitting knife to realize For the slitting process of the film, at the same time, when the beam and the slitting knife are lowered, the tablet pressing assembly installed on the beam can be synchronized to realize the pre-pressing and fixing of the film, and then realize the slitting of the film, which improves the reliability of the film. The precision of film cutting reduces the waste of film materials. The jacking mechanism installed on the cantilever can drive the cantilever to rise and fall, and at the same time drive the rolling mechanism to press on the film. At the same time, through the rotation of the rolling mechanism, it can drive the rolled film to discharge and the film after cutting. The transmission saves the time for people to cut the rolled film and improves the efficiency of film cutting.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the accompanying drawings that are required in the embodiments. Obviously, the accompanying drawings in the following description are only described in the present invention For some embodiments of the present invention, those skilled in the art can also obtain other drawings according to these drawings.

Fig. 1 is a schematic structural view provided by an embodiment of a sheet film springback protection slitting machine according to the present invention.

Fig. 2 is a schematic structural diagram of a transmission mechanism provided by an embodiment of a film rebound protection slitting machine according to the present invention.

Fig. 3 is a schematic diagram of the structure of the tablet pressing assembly provided by the embodiment of the sheet film springback protection slitting machine of the present invention.

Fig. 4 is a partial enlarged structural schematic diagram of A provided by an embodiment of a sheet film springback protection slitting machine according to the present invention.

Fig. 5 is a schematic structural diagram of a jacking mechanism provided by an embodiment of a sheet film springback protection slitting machine according to the present invention.

Explanation of reference signs:

1 table, 2 legs, 3 columns, 4 chute, 5 beam, 6 cutter, 7 fixed plate, 8 pressing assembly, 9 pressing plate, 10 transmission mechanism, 11 guide rod, 12 slider, 13 pin shaft, 14 spring, 15 transmission rod, 16 hinge shaft, 17 swing rod, 18 forward and reverse motor 1, 19 fixed seat, 20 card slot, 21 loading shaft, 22 fixed sleeve 1, 23 fixed sleeve 2, 24 telescopic rod, 25 Compression spring, 26 end cover, 27 sliding hole, 28 cantilever, 29 bent frame, 30 rubber roller, 31 linkage wheel, 32 belt 1, 33 driven wheel, 34 belt 2, 35 driving wheel, 36 driving motor, 37 jacking mechanism , 38 buffer sleeves, 39 buffer springs, 40 pull rods, 41 fixed discs, 42 cams, 43 forward and reverse motors two.

Detailed ways

In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

As shown in Figures 1-5, a sheet film rebound protection slitting machine provided by the embodiment of the present invention includes a table top 1, and columns 3 are fixedly installed on the outer walls on both sides of the top of the table top 1, and one of the columns 3 There is a through chute 4 on the side outer wall, and the inside of the chute 4 is slidingly inserted with a crossbeam 5, and the bottom outer wall of the crossbeam 5 is fixedly equipped with a slitting knife 6, and the outer walls of both sides of the crossbeam 5 are fixedly installed with pressure Sheet assembly 8, a transmission mechanism 10 connected to the crossbeam 5 is provided under one side of the table top 1, and sliding holes 27 are provided on both sides of the column 3, and the inside of the sliding hole 27 is provided with a cantilever 28 through a moving block, and the cantilever 28 A rolling mechanism is fixedly installed on the end of the cantilever, and a jacking mechanism 37 installed on the table 1 is fixedly installed under the cantilever 28 .

Specifically, in this embodiment, including the table top 1, the table top 1 can be made of aluminum alloy material to ensure its support strength and the smoothness of the top surface, and avoid damage to the film during cutting. Both of them are fixedly installed with a column 3, and there is a through chute 4 on the outer wall of one side of the column 3. The chute 4 is a through structure in the left and right directions. A vertical column 3 lifts up and down, and a slitting knife 6 is fixedly installed on the outer wall of the bottom of the crossbeam 5, and the up and down lift of the crossbeam 5 drives the slitting knife 6 to move synchronously, and a through groove is opened on the outer wall of the top of the table top 1, and the opening of the through groove The specification matches the specification of the slitting knife 6, and the outer walls of both sides of the beam 5 are fixedly equipped with a pressing assembly 8, and the pressing operation of the film on the table 1 is realized through the pressing assembly 8. Before cutting, the film is fixed, which improves the precision of slitting. A transmission mechanism 10 connected to the crossbeam 5 is arranged under one side of the table top. As a power mechanism, it can drive the crossbeam 5 and the slitting knife 6 to rise and Descending, both sides of the column 3 are provided with sliding holes 27, and the inside of the sliding holes 27 is provided with a cantilever 28 through a moving block, the end of the cantilever 28 is fixedly equipped with a rolling mechanism, and the bottom of the cantilever 28 is fixedly provided with a 1 on the jacking mechanism 37.

A sheet film rebound protection slitting machine provided by the present invention can drive the beam 5 and the slitting knife 6 to move up and down reciprocatingly through the transmission mechanism 10 provided, thereby driving the slitting knife 6 to realize the slitting of the film. Cutting process, at the same time when the beam 5 and the slitting knife 6 are lowered, the pressing assembly 8 installed on the beam 5 can be synchronously linked to realize the pre-pressing and fixing of the film, and then realize the slitting of the film, which improves the reliability of the film. The precision of film cutting reduces the waste of film materials.

The jacking mechanism 37 installed on the cantilever 28 can drive the cantilever 28 to rise and fall, and at the same time drive the rolling mechanism to press on the film, and at the same time, through the rotation of the rolling mechanism, it can drive the rolled film to discharge and split. The transmission of high-quality film saves the time for people to cut the rolled film and improves the efficiency of film cutting.

In one embodiment provided by the present invention, several outriggers 2 are fixedly installed on the bottom of the table top 1, and transverse connecting rods are fixedly arranged between the outriggers 2 as supporting parts for the table top 1, so that the table top 1 can be raised to a certain height , It is convenient for people to operate the slitting machine, and at the same time, the support structure composed of the transverse connecting rod and the outrigger 2 has the characteristics of high stability and reliable support, and can avoid shaking when the slitting machine is working.

In another embodiment provided by the present invention, as shown in FIG. 3 , the tablet pressing assembly 8 includes a fixed plate 7 fixedly installed on the outer wall of the beam 5 , and a fixed sleeve 1 22 is fixedly installed on the outer wall of the bottom of the fixed plate 7 . The inside of cover one 22 bottom end is plugged with expansion rod 24, and the outside of expansion rod 24 bottom end is sleeved with fixed sleeve two 23; Spring 25, and the top of fixed cover one 22 and the bottom of fixed cover two 22 are all provided with end cap 26;

Drive the crossbeam to move through the transmission mechanism 10. When the crossbeam 5 descends, the pressure plate 9 first touches the top of the film. The continuous decline of the crossbeam 5 will cause the telescopic rod 24 to shrink inside the fixed sleeve one 22 and the fixed sleeve two 23. At the same time, the compression spring 25 is compressed until the expansion rod 24 is completely accommodated inside the fixed sleeve one 22 and the fixed sleeve two 23, the cutting knife 6 is in contact with the film and completes the cutting operation; after the film is cut, the beam 5 lifts, and at this moment, after the slitting knife 6 is separated from the film, the compression spring 25 returns to its original shape. At this time, the pressing plate 9 still receives external force and is pressed on the film after the slitting, until the crossbeam 5 continues to lift, and the telescopic rod 24 moves from the fixed Sleeve 1 22 and fixed sleeve 2 23 are pulled out inside, and at this time the pressing plate 9 is completely separated from the film, that is to say, the slitting operation of the film has been completed sequentially, and the continuous slitting operation of the film can be realized by repeating the above steps.

In yet another embodiment provided by the present invention, as shown in FIG. 2 , the transmission mechanism 10 includes a forward and reverse motor 18 fixed on one side of the table 1, and a swing rod is fixedly installed on the output shaft of the forward and reverse motor 18. 17. The swing rod 17 is a telescopic rod, and the top of the swing rod 17 is connected to the transmission rod 15 through the hinge shaft 16. The inside of the chute 4 is slidingly clamped with a slider 12, and one side of the slider 12 is fixed on the outer wall. A pin 13 is installed, and one end of the transmission rod 15 is fixed on the slider 12 through the bushing and the pin 13. The inside of the chute 4 is provided with a spring 14 whose top is in contact with the slider 12. On the top outer wall of the slider 12 A guide rod 11 penetrating to the outside of the column 3 is fixedly installed.

The operator starts the forward and reverse motor 18, and the forward and reverse motor 18 drives the swing rod 17 to rotate. At the same time, the swing rod 17 will expand and contract when it rotates, which can change the circular track of the swing rod. The swing rod 17 is driven by the hinge shaft 16. The transmission rod 15 rotates, and then the transmission rod 15 drives the slider 12 to rise and fall in a straight line inside the chute 4, and finally drives the beam 5 to rise and fall. At the same time, the spring 14 used can play a good buffer when the slider 12 goes up and down. The effect of this transmission structure is novel in design, reliable in operation, and can quickly realize the lifting of the beam 5, so that it can well drive the slitting knife 6 to realize the rapid slitting operation of the film.

In one embodiment provided by the present invention, fixing seats 19 are fixedly installed on the outer walls on both sides of the top of the table top 1, and a loading shaft 21 is installed between the two fixing seats 19, and the outer walls on one side of the fixing seats 19 are all opened. There is a slot 20 for clamping the loading shaft 21;

The operator installs the rolled film material on the loading shaft 21. The specific operation is that the operator first takes the loading shaft 21 out of the slot 20, and then inserts the loading shaft 21 into the rolled film. At the inner core of the material, and then put the loading shaft 21 on the fixed seat 19 through the card slot 20, and at the same time, a bearing can be installed between the loading shaft 21 and the fixed seat 19 to connect to ensure that the rolled film material can be well The rotation is convenient for discharging the membrane material.

In another embodiment provided by the present invention, as shown in Fig. 4 and Fig. 5, the rolling mechanism includes bent frames 29 fixedly installed on the cantilever 28, and several rubber rollers 30 are arranged between the bent frames 29, and the rubber rollers 30 One end of the cantilever is connected with a linkage wheel 31 through a shaft, and a belt-32 of synchronous transmission is arranged between several linkage wheels 31, and a drive motor 36 is fixedly installed on the outer wall of the cantilever 28 top, and the output shaft of the drive motor 36 is fixedly installed There is a driving wheel 35, and the outer wall of the driving wheel 35 is connected with a belt two 34, and the end of the belt two 34 away from the driving wheel 35 is provided with a driven wheel 33, and the driven wheel 33 is fixed on the coaxial of one of the driving wheels 31; The lifting mechanism 37 includes a buffer sleeve 38 fixed on the outer wall of the top of the table top 1, and a buffer spring 39 is fixedly installed inside the buffer sleeve 38, and the buffer spring 39 provided plays a role of shock absorption and buffering when the pull rod 40 rises and falls. , to ensure the smoothness of the movement of the mechanism, the inside of the buffer sleeve 38 is plugged with a pull rod 40 that penetrates to the bottom of the table top 1, a fixed plate 41 is fixedly installed on the outer wall of the bottom end of the pull rod 40, and a forward and reverse rotation is fixedly installed below the table top 1. Motor two 43, and the output shaft of forward and reverse motor two 43 is fixedly equipped with cam 42, and cam 42 is positioned at the top of fixed disc 41 and contacts all the time;

After the film material is spread on the table 1 for the first time, the operator starts the reversing motor 2 43, the reversing motor 43 drives the cam 42 to rotate, and drives the fixed plate 41 and the pull rod 40 to descend, at this time the cantilever 28 will pass The sliding hole 27 and the moving block descend, thereby driving the bent frame 29 to descend, so that the rubber roller 30 is pressed on the top of the film material. After the film material is cut once, the drive motor 36 is started, and the drive motor 36 passes through the drive wheel 35. The belt 2 34 drives the driven wheel 33 to rotate, and the driven wheel 33 drives one of the rubber rollers 30 to rotate. Since several rubber rollers 30 are connected in series by a belt 1 32, all the rubber rollers 30 will rotate synchronously and can be divided into two parts. The cut film material is transported, and at the same time, the rubber roller on the other side of the column 3 can drive the rolled film material to discharge, so as to realize the next cutting operation of the film material.

Certain exemplary embodiments of the present invention have been described above only by way of illustration, and it goes without saying that those skilled in the art can use various methods without departing from the spirit and scope of the present invention. The described embodiments are modified. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the protection scope of the claims of the present invention.

Claims (10)

1. A sheet film rebound protection slitting machine, comprising a table top (1), is characterized in that, on the outer walls on both sides of the top of the table top (1), columns (3) are fixedly installed, and the columns (3) There is a through chute (4) on the outer wall of one side of the chute (4), and a beam (5) is slidably inserted inside the chute (4), and a cutting knife (6) is fixedly installed on the outer wall of the bottom of the beam (5). ), the outer walls of both sides of the crossbeam (5) are fixedly equipped with a pressing assembly (8), and the bottom of one side of the table top (1) is provided with a transmission mechanism (10) connected to the crossbeam (5), Both sides of described column (3) are all provided with slide hole (27), and the inside of slide hole (27) is provided with cantilever (28) by moving block, and the end portion of described cantilever (28) is fixedly installed with rolling mechanism, the bottom of the cantilever (28) is fixedly provided with a jacking mechanism (37) installed on the platform (1). 2. A kind of sheet film rebound protection cutting machine according to claim 1, characterized in that, the bottom of the table (1) is fixedly equipped with several legs (2), and the legs (2) A transverse connecting rod is fixedly arranged between them. 3. A kind of sheet film rebound protection cutting machine according to claim 1, characterized in that, the sheet pressing assembly (8) includes a fixed plate (7) fixedly installed on the outer wall of the beam (5), And fixed cover one (22) is fixedly installed on the outer wall of fixed plate (7) bottom, and the inside of described fixed cover one (22) bottom end is plugged with expansion rod (24), and the outer cover of expansion rod (24) bottom Connected with fixed cover two (23). 4. A sheet film rebound protection slitting machine according to claim 3, characterized in that the space between the fixed sleeve one (22) and the fixed sleeve two (23) and the telescopic rod (24) Stage clips (25) are arranged inside, and end caps (26) are provided on the top of the first fixed sleeve (22) and the bottom of the second fixed sleeve (22). 5. A kind of plate film springback protection cutting machine according to claim 4, is characterized in that, the bottom of described tablet assembly (8) is fixedly installed with the pressing plate (9) that horizontally arranges, and pressing plate (9 ) is provided with a non-slip pad on the outer wall of the bottom. 6. A sheet film rebound protection cutting machine according to claim 1, characterized in that, the transmission mechanism (10) includes a forward and reverse motor (18) fixed on one side of the table (1) , and a swing lever (17) is fixedly installed on the output shaft of the forward and reverse motor one (18), the swing lever (17) is a telescopic lever, and the top of the swing lever (17) is driven A transmission rod (15) is connected, a slide block (12) is slidably clamped inside the chute (4), and a pin shaft (13) is fixedly installed on one side outer wall of the slide block (12). One end of the rod (15) is fixed on the slide block (12) through the axle sleeve and the bearing pin (13), and the inside of the chute (4) is provided with a spring (14) whose top is in contact with the slide block (12), A guide rod (11) penetrating to the outside of the column (3) is fixedly installed on the top outer wall of the slider (12). 7. A kind of plate film rebound protection cutting machine according to claim 1, characterized in that, the outer walls on both sides of the top of the table top (1) are fixedly equipped with fixing seats (19), and the two A loading shaft (21) is installed between the fixing seats (19), and one side of the outer wall of the fixing seat (19) is provided with a slot (20) for clamping the loading shaft (21). 8. A kind of plate film rebound protection cutting machine according to claim 1, characterized in that, the rolling mechanism includes a bent frame (29) fixedly installed on the cantilever (28), and the bent frame (29) ) are provided with several rubber rollers (30), and one end of the rubber rollers (30) is connected with a linkage wheel (31) through a shaft, and a synchronously driven belt-( 32), the outer wall of the top of the cantilever (28) is fixedly equipped with a driving motor (36), and the output shaft of the driving motor (36) is fixedly equipped with a driving wheel (35), and the outer wall of the driving wheel (35) The upper transmission is connected with a belt two (34), and the end of the belt two (34) away from the driving wheel (35) is provided with a driven wheel (33), and the driven wheel (33) is fixed on the same side of one of the driving wheels (31). on axis. 9. A sheet film rebound protection cutting machine according to claim 1, characterized in that, the jacking mechanism (37) includes a buffer sleeve (38) fixed on the top outer wall of the table top (1), And the inside of the buffer sleeve (38) is fixedly equipped with a buffer spring (39), and the inside of the buffer sleeve (38) is plugged with a pull rod (40) that penetrates to the bottom of the table (1), and the bottom of the pull rod (40) A fixed disk (41) is fixedly installed on the outer wall of the end, and a forward and reverse motor two (43) is fixedly installed under the table top (1), and a cam (43) is fixedly installed on the output shaft of the forward and reverse motor two (43). 42), the cam (42) is located at the top of the fixed plate (41) and is in contact all the time. 10. A kind of sheet film rebound protection slitting machine according to claim 1, is characterized in that, on the outer wall of described table top (1) top, have through groove, and the specification of through groove and cutting knife ( 6) to match the specification.

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