CN209740327U - Film splitter - Google Patents

Abstract

The utility model discloses a film splitting machine, which comprises a frame and a collecting frame arranged at one end of the frame, wherein one end of the frame is horizontally and rotatably connected with a pair of bottom rollers, a wind-up roller is supported between the pair of bottom rollers, supporting seats are arranged at both sides of the frame, sliding seats are hinged on the supporting seats, and compression rollers are horizontally arranged on the sliding seats; the wind-up roll is connected in the sleeve pipe of receiving material off-axial wall including receiving the material axle, rotating on the supporting seat and is connected with the pivot, and the one end of pivot is provided with and is used for stirring the actuating lever of receiving the material axle towards collecting the frame direction motion, and the other end is equipped with the push rod, and the supporting seat outer wall is provided with the first cylinder of drive push rod motion. The utility model has the advantages of it is following and effect: the automatic discharging of the wind-up roll is realized by arranging the swinging driving rod, the labor intensity of workers is greatly reduced, the discharging process of the wind-up roll is easier and more convenient, the discharging time is shortened, and the working efficiency of the whole splitting machine is improved.

Description

Film splitter

Technical Field

The utility model relates to a film splitter field, in particular to film splitter.

Background

The film splitting machine can be used for splitting film materials such as polyester films, aluminized films, PP films, mica tapes and the like into different sizes, and is widely applied to packaging and other film-covering industries.

chinese patent CN208246918U discloses a novel film splitter, and this splitter includes the material loading roller and receives the material roller, is equipped with from right side to left leveling roller, film cleaning device, rectification roller, guide roller and cut the roller that distribute in proper order between material loading roller and the receipts material roller, and the upper portion of leveling roller is equipped with levels the frame, and the upper end of leveling the frame articulates there is the pressure bar, and the lower extreme of pressure bar is equipped with the nip roll, and the nip roll setting is on the upper portion of leveling the roller.

Above-mentioned cutting machine is when using, cuts the membrane material through cutting the roller, then utilizes the wind-up roll to carry out the rolling to the membrane material after the cutting. However, after the winding roller is completely wound, the heavy winding roller needs to be manually removed and replaced, and therefore the labor intensity of workers is increased and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a film splitter has the effect that reduces workman intensity of labour.

The above technical purpose of the present invention can be achieved by the following technical solutions: a film splitter comprises a rack and a collecting frame arranged at one end of the rack, wherein one end of the rack close to the collecting frame is horizontally and rotatably connected with a pair of bottom rollers, a winding roller is arranged between the pair of bottom rollers, and the side wall of the lower end of the winding roller is abutted against the side wall of the upper end of the bottom roller; supporting seats are vertically arranged on two sides of the rack, sliding seats are hinged to the supporting seats, fourth air cylinders used for driving the sliding seats to rotate are arranged on the supporting seats, and compression rollers located above the winding rollers are horizontally arranged on the sliding seats; the winding roller comprises a material receiving shaft and a sleeve rotatably connected to the outer wall of the material receiving shaft, a rotating shaft is rotatably connected to the supporting seat, a driving rod is arranged at one end, close to each other, of the rotating shaft, and the driving rod is used for shifting the material receiving shaft to move towards the direction of the collecting frame; the pivot still is provided with the push rod that deviates from each other, the supporting seat outer wall is provided with and is used for the drive the first cylinder of push rod motion.

Through adopting above-mentioned technical scheme, when using above-mentioned cutting machine, place the wind-up roll on a pair of bottom rollers to utilize the bottom roller to support the wind-up roll. Then utilize the fourth cylinder drive sliding seat to rotate to make the compression roller downstream, utilize the compression roller to compress tightly sheathed tube outer wall, then drive the synchronous rotation of sleeve pipe through the rotation of bottom roll and compression roller, and then with the coating material rolling at the sleeve pipe outer wall. After the certain length of coating material rolling, the coating material is cut off, starts first cylinder this moment, and the piston rod extension of first cylinder drives push rod synchronous motion, and the push rod drives pivot and actuating lever synchronous motion, and the actuating lever upturns and the drive accomplishes the wind-up roll of receiving the material and moves towards collecting the frame direction this moment, receives material axle and sleeve pipe afterwards and rolls to the collection frame on, realizes the automatic discharge of whole wind-up roll. Compare with traditional manual work and unload, realize the automatic discharge of wind-up roll through setting up wobbling actuating lever, by a wide margin reduction workman's intensity of labour to make the process of unloading of wind-up roll light more convenient, also shortened the time of unloading simultaneously, improved the work efficiency of whole cutting machine.

The utility model discloses a further set up to: a portal frame is arranged at one end, close to the collecting frame, of the rack, a sliding frame is vertically and slidably connected onto the portal frame, and a second air cylinder for driving the sliding frame to move is arranged on the portal frame; the two ends of the sliding frame are respectively provided with a bearing rod, the middle part of each bearing rod is hinged to the sliding frame, one side of the portal frame, which is far away from the collecting frame, is provided with a touch rod, and the touch rod is positioned above the bearing rods and is used for touching the upper end face of one end of each bearing rod; the bearing rod deviates from the vertical stop lever that is provided with of one end of the touch bar, the equal vertical ejector pin that is provided with in both sides of frame, the ejector pin is located the bearing rod is close to the below of stop lever one end, and is used for the drive the bearing rod rotates.

Through adopting above-mentioned technical scheme, when the bearing pole was in initial condition, because the one end of bearing pole is provided with the pin, consequently the one end that has the pin will overturn downwards along articulated department, and the other end overturns upwards simultaneously, contradicts when the conflict pole until the bearing pole other end, and the bearing pole is no longer rotated. When the winding roller is placed, the winding roller is placed on the bearing rod firstly, and the winding roller is blocked through the stop rod. Then utilize second cylinder drive carriage to drive the synchronous downstream of bearing pole, when the bearing pole conflicts the ejector pin, continue drive carriage downstream, the ejector pin promotes the one end upward movement that the bearing pole has the pin this moment, when the one end that has the ejector pin is higher than the other end, the wind-up roll rolls along the surface of bearing pole and falls to a pair of bottom rollers on to realize the automatic installation of wind-up roll, and then make the installation of wind-up roll light more convenient, further reduced workman's intensity of labour.

The utility model discloses a further set up to: the two ends of the material receiving shaft are rotatably connected with bearings, and grooves for the bearings to slide are formed in the upper end faces of the supporting rods.

Through adopting above-mentioned technical scheme, through the cooperation that sets up bearing and recess, realize the location of whole wind-up roll for place on the bearing rod that the wind-up roll can be stable. Meanwhile, the winding roller can move to the pair of bottom rollers along a specified route, so that the installation time of the winding roller is shortened, the accuracy of the winding roller during installation is improved, and the stability of the winding roller during installation is improved.

The utility model discloses a further set up to: a supporting plate is arranged between the supporting seats, a pair of third cylinders are arranged on the supporting plate, pressing plates are arranged on piston rods of the third cylinders, and the pressing plates are used for being embedded in gaps between the bottom roller and the winding roller.

Through adopting above-mentioned technical scheme, when the wind-up roll was collected the membrane material, utilize third cylinder drive clamp plate to be close to the wind-up roll, the clamp plate is located the top of membrane material and smooths the membrane material this moment for the membrane material can be more smooth around rolling up on the wind-up roll, avoids the membrane material fold phenomenon to appear.

The utility model discloses a further set up to: the collecting frame is close to the guide plate extends outwards from the upper end face of one side of the rack, and the guide plate abuts against the outer side wall of the bottom roller.

through adopting above-mentioned technical scheme, through setting up the stock guide for the wind-up roll that has collected the membrane material can roll along the stock guide and fall to collecting on the frame, avoids the wind-up roll phenomenon that drops to appear.

The utility model discloses a further set up to: the collecting frame comprises a horizontally arranged frame body, vertical plate bodies arranged at two ends of the frame body, and a pair of positioning rollers which are parallel to each other is horizontally arranged between the plate bodies.

by adopting the technical scheme, after the winding roller rolls to the tail end of the material guide plate, the winding roller continues to roll backwards and rolls to a gap between the pair of positioning rollers, and meanwhile, the pair of positioning rollers supports the winding roller, so that the winding roller is limited to continue to rotate backwards, and the winding roller is stably wound.

The utility model discloses a further set up to: the both ends of registration roller all are provided with the regulation pole, the regulation hole that has rectangular shape is run through to the collection board is improved level, it wears to establish to adjust the pole be located behind the regulation hole the outside of plate body, and it is located to adjust the pole the outside one end threaded connection of plate body has the nut that compresses tightly the plate body outer wall.

Through adopting above-mentioned technical scheme, when the gap size between a pair of registration roller of how much adjustment of coating material on the wind-up roll is gone up to needs, loosen the nut soon, then the drive is adjusted the pole and is slided along adjusting the hole inside. When the size of the gap between the two positioning rollers meets the requirements of the winding roller, the adjusting rod is fixed by screwing the nut, so that the distance between the pair of positioning rollers is adjusted, and the positioning rollers can position and accommodate the winding rollers with different diameters.

The utility model discloses a further set up to: the support body deviates from the vertical guard plate that is provided with of one end of frame, the upper end of guard plate is higher than the upper end of registration roller.

Through adopting above-mentioned technical scheme, stop the wind-up roll through setting up the guard plate, avoid the wind-up roll excessive motion and the phenomenon that drops appears, increased the stability in use of whole collection frame.

To sum up, the utility model discloses following beneficial effect has:

1. The automatic unloading of the wind-up roll is realized by arranging the swinging driving rod, so that the labor intensity of workers is greatly reduced, the unloading process of the wind-up roll is easier and more convenient, the unloading time is shortened, and the working efficiency of the whole splitting machine is improved;

2. The automatic installation of the winding roller is realized by arranging the automatic overturning supporting rod, so that the installation process of the winding roller is easier and more convenient, and the labor intensity of workers is further reduced;

3. The film material is smoothed by arranging the pressing plate, so that the film material can be wound on the winding roller more smoothly, and the phenomenon of wrinkling of the film material is avoided;

4. The collecting frame with high stability is used for stably collecting the winding roller, so that the phenomenon that the winding roller drops is avoided.

drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a schematic structural view of the support base according to the embodiment;

FIG. 3 is a schematic structural view of a platen of an embodiment;

FIG. 4 is a schematic structural view of a wind-up roll of an embodiment;

FIG. 5 is a schematic structural view of a collection rack of an embodiment;

fig. 6 is a partial enlarged view at a in fig. 5;

FIG. 7 is a schematic structural diagram of a gantry of an embodiment;

Fig. 8 is a partially enlarged view at B in fig. 7.

reference numerals: 1. a frame; 11. a top rod; 2. a collection rack; 21. a frame body; 22. a plate body; 23. a positioning roller; 24. a material guide plate; 25. a protection plate; 26. adjusting a rod; 27. an adjustment hole; 28. a nut; 3. a bottom roll; 4. a wind-up roll; 41. a material receiving shaft; 42. a sleeve; 43. a bearing; 5. a supporting seat; 51. a sliding seat; 52. a compression roller; 53. a fourth cylinder; 54. a support plate; 55. a third cylinder; 56. pressing a plate; 57. a first cylinder; 6. a rotating shaft; 61. a drive rod; 62. a push rod; 7. a gantry; 71. a carriage; 72. a second cylinder; 73. a support rod; 74. a stop lever; 75. a groove; 76. against the rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, a film splitter comprises a frame 1 and a collecting frame 2 arranged at one end of the frame 1, wherein one end of the frame 1 close to the collecting frame 2 is horizontally and rotatably connected with a pair of bottom rollers 3, the pair of bottom rollers 3 are arranged side by side, a winding roller 4 is loaded between the pair of bottom rollers 3, and the side wall of the lower end of the winding roller 4 is abutted against the side wall of the upper end of the bottom roller 3.

As shown in fig. 1 and 2, two sides of the frame 1 are both vertically provided with a supporting seat 5, the supporting seat 5 is hinged with a sliding seat 51, the sliding seat 51 is horizontally provided with a pressing roller 52 located above the winding roller 4, and the supporting seat 5 is further provided with a fourth air cylinder 53 for driving the sliding seat 51 to rotate.

When using above-mentioned cutting machine, transmit the membrane material to in the frame 1 to make the membrane material be located between a pair of bottom rollers 3 and compression roller 52, then place wind-up roll 4 on the membrane material between a pair of bottom rollers 3, and utilize fourth cylinder 53 drive sliding seat 51 to rotate, make sliding seat 51 drive compression roller 52 synchronous downstream this moment, after pressing roller 52 contradicts wind-up roll 4 outer wall, stop moving.

Then, the winding roller 4 is driven to synchronously rotate through the rotation of the bottom roller 3 and the compression roller 52. Meanwhile, a cutter assembly (not shown in the figure) in the rack 1 cuts the film material, the cut film material is blown to the outer wall of the winding roller 4 by the blowing roller (not shown in the figure), and the winding roller 4 winds the cut film material on the outer wall of the winding roller 4, so that the film material is cut and collected. And the fourth cylinder 53 drives the press roller 52 to move up slowly and press the outer wall of the film during the collection of the film.

As shown in fig. 2 and 3, a supporting plate 54 is disposed between the pair of supporting seats 5, a pair of third air cylinders 55 is disposed on the supporting plate 54, a piston rod of each third air cylinder 55 is provided with a pressing plate 56, and the pressing plate 56 is embedded in a gap between the bottom roller 3 and the wind-up roller 4.

when wind-up roll 4 carries out the rolling to the membrane material, utilize third cylinder 55 to drive clamp plate 56 and be close to wind-up roll 4, when clamp plate 56 moved the gap position between bottom roll 3 and wind-up roll 4, clamp plate 56 compressed tightly the membrane material and smooths the membrane material to make the membrane material can be more smooth around rolling up on wind-up roll 4.

As shown in fig. 4, the wind-up roll 4 includes a material receiving shaft 41, a sleeve 42 rotatably connected to an outer wall of the material receiving shaft 41, and bearings 43 located at both ends of the material receiving shaft 41.

As shown in fig. 2, the support base 5 is rotatably connected with a rotating shaft 6, one end of the rotating shaft 6, which is close to each other, is provided with a driving rod 61, and the driving rod 61 is used for shifting the material receiving shaft 41 to move towards the direction of the collecting rack 2.

As shown in FIG. 2, the rotating shafts 6 are further provided with push rods 62 facing away from each other, and the outer wall of the supporting base 5 is provided with a first cylinder 57 for driving the push rods 62 to move.

when the wind-up roll 4 winds up the film, the sleeve 42 rotates along the outer wall of the take-up shaft 41, and winds the film around the outer wall of the sleeve 42. After the film material is rolled for a certain length, the film material is cut off, at this time, the first cylinder 57 is started, the piston rod of the first cylinder 57 extends and drives the push rod 62 to move towards the direction of the wind-up roll 4, meanwhile, the push rod 62 pushes the rotating shaft 6 to rotate, and the rotating shaft 6 drives the driving rod 61 to move forwards towards the direction of the material receiving shaft 41.

Until the driving rod 61 abuts against the outer wall of the lower end of the material receiving shaft 41, the driving rod 61 continuously turns upwards and drives the material receiving shaft 41 and the sleeve 42 to move towards the collecting rack 2, and then the material receiving shaft 41 and the sleeve 42 roll down to the collecting rack 2 (see fig. 1), so that the whole wind-up roll 4 is automatically unloaded.

As shown in fig. 5, the collecting frame 2 includes a frame body 21 horizontally disposed, and plate bodies 22 vertically disposed at two ends of the frame body 21, and a pair of positioning rollers 23 parallel to each other is horizontally disposed between the plate bodies 22.

As shown in fig. 5, a guide plate 24 extends outwards from one side of the collecting frame 2 close to the frame 1, and the guide plate 24 abuts against the outer side wall of the bottom roller 3. A protection plate 25 is also vertically arranged at one end of the frame body 21, which is far away from the material guide plate 24, and the upper end of the protection plate 25 is higher than the upper end of the positioning roller 23.

When discharging, the wind-up roll 4 (see fig. 2) is separated from the bottom roll 3 (see fig. 2), rolls onto the guide plate 24, then rolls along the upper surface of the guide plate 24, and rolls into the gap between the pair of positioning rolls 23. At this time, the winding roller 4 is supported by the pair of positioning rollers 23, so that the winding roller 4 is limited to continue to rotate backwards, and the winding roller 4 is stably collected.

as shown in fig. 5 and 6, the two ends of the positioning roller 23 are provided with adjusting rods 26, the collecting plate is horizontally provided with elongated adjusting holes 27, the adjusting rods 26 are arranged outside the plate body 22 after passing through the adjusting holes 27, and the adjusting rods 26 are in threaded connection with nuts 28 for pressing the outer wall of the plate body 22.

When the size of the gap between the pair of positioning rollers 23 needs to be adjusted according to the amount of the film material on the wind-up roller 4, the nut 28 is loosened, then the adjusting rod 26 is driven to slide along the inside of the adjusting hole 27, and the adjusting rod 26 drives the positioning rollers 23 to move synchronously.

When the gap size between two positioning rollers 23 satisfies the demand of wind-up roll 4, screw nut 28, will adjust pole 26 and fix, realize positioning roller 23's fixed, realize the regulation of distance between a pair of positioning roller 23 simultaneously to make positioning roller 23 can fix a position and accomodate wind-up roll 4 of equidimension not.

as shown in fig. 1 and 7, a gantry 7 is disposed at one end of the frame 1 close to the collecting frame 2, a sliding frame 71 is vertically and slidably connected to the gantry 7, and a second cylinder 72 for driving the sliding frame 71 to move is disposed on the gantry 7.

As shown in fig. 1 and 8, the two ends of the sliding frame 71 are provided with support rods 73, and the middle parts of the support rods 73 are hinged to the sliding frame 71. A stop rod 74 is vertically arranged at one end of the support rod 73 close to the collecting frame 2, and a groove 75 for sliding the bearing 43 (see fig. 4) is arranged on the upper end surface of the support rod 73.

as shown in fig. 1 and 8, a contact rod 76 is disposed on a side of the gantry 7 away from the collecting frame 2, and the contact rod 76 is located above the supporting rod 73 and is used for contacting an upper end surface of one end of the supporting rod 73 away from the blocking rod 74.

As shown in fig. 7, the two sides of the frame 1 are both vertically provided with a top rod 11, and the top rod 11 is located below one end of the support rod 73 close to the stop rod 74 and is used for driving the support rod 73 to rotate.

When the support rod 73 is in the initial state, since one end of the support rod 73 is provided with the blocking rod 74, the end with the blocking rod 74 will be turned downwards along the hinge joint while the other end is turned upwards. Until the upper end face of the end of the support rod 73 away from the stop rod 74 abuts against the abutting rod 76, the support rod 73 does not rotate.

when the winding roller 4 needs to be placed on the bottom roller 3, the winding roller 4 is placed on the supporting rod 73, and the bearings 43 at the two ends of the winding roller are embedded into the grooves 75 in the supporting rod 73, so that the winding roller 4 is limited. When the wind-up roll 4 is loosened, the wind-up roll 4 rolls down along the surface of the support rod 73 until the wind-up roll 4 abuts against the stop rod 74, so that the wind-up roll 4 is positioned.

When the winding roller 4 needs to be transferred onto the bottom roller 3 (see fig. 2), the sliding frame 71 is driven by the second air cylinder 72 to move downwards, and the sliding frame 71 drives the supporting rod 73 to move downwards synchronously. The sliding frame 71 continues to be driven to move downwards until the lower end face of the end of the bearing rod 73 with the stop rod 74 abuts against the top rod 11, and at the moment, the top rod 11 pushes the end of the bearing rod 73 with the stop rod 74 to move upwards.

Until the end with the top rod 11 is higher than the other end, the winding roller 4 rolls down along the surface of the supporting rod 73 and finally rolls down onto the pair of bottom rollers 3. Meanwhile, the supporting rod 73 rotates reversely and is in an initial state, and then the second air cylinder 72 is used for driving the sliding frame 71 to reset, so that the automatic installation of the winding roller 4 is realized.

The working principle is as follows: when slitting the machine, the film is transported into the frame 1 and is caused to lie on a pair of bottom rollers 3 and a press roller 52. Then the wind-up roll 4 is placed on the supporting rod 73, the wind-up roll 4 is transmitted to the film material between the pair of bottom rolls 3 through the overturning of the supporting rod 73, and meanwhile, the compression roll 52 is utilized to abut against the outer wall of the wind-up roll 4. And then the bottom roller 3 and the compression roller 52 rotate to drive the wind-up roller 4 to rotate synchronously, so that the cut film material is wound on the outer wall of the wind-up roller 4, and the slitting and winding of the film material are realized. After the winding is finished, the winding roller 4 fully collecting the film materials is pushed to the collecting frame 2 by utilizing the swinging driving rod 61, so that the automatic discharging is realized.

The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (8)

1. the utility model provides a film splitter, includes frame (1), set up in collection frame (2) of frame (1) one end, its characterized in that: one end, close to the collecting frame (2), of the rack (1) is horizontally and rotatably connected with a pair of bottom rollers (3), a winding roller (4) is arranged between the pair of bottom rollers (3), and the side wall of the lower end of the winding roller (4) is abutted against the side wall of the upper end of the bottom roller (3);

Supporting seats (5) are vertically arranged on two sides of the rack (1), sliding seats (51) are hinged to the supporting seats (5), fourth air cylinders (53) used for driving the sliding seats (51) to rotate are arranged on the supporting seats (5), and pressing rollers (52) located above the winding rollers (4) are horizontally arranged on the sliding seats (51);

The winding roller (4) comprises a material receiving shaft (41) and a sleeve (42) which is rotatably connected to the outer wall of the material receiving shaft (41), a rotating shaft (6) is rotatably connected to the supporting seat (5), a driving rod (61) is arranged at one end, close to each other, of the rotating shaft (6), and the driving rod (61) is used for shifting the material receiving shaft (41) to move towards the direction of the collecting frame (2);

One end of the rotating shaft (6) which deviates from each other is further provided with a push rod (62), and the outer wall of the supporting seat (5) is provided with a first air cylinder (57) used for driving the push rod (62) to move.

2. A film slitting machine according to claim 1 wherein: a portal frame (7) is arranged at one end, close to the collecting frame (2), of the rack (1), a sliding frame (71) is vertically and slidably connected onto the portal frame (7), and a second air cylinder (72) for driving the sliding frame (71) to move is arranged on the portal frame (7);

Supporting rods (73) are arranged at two ends of the sliding frame (71), the middle parts of the supporting rods (73) are hinged to the sliding frame (71), a touch rod (76) is arranged on one side, away from the collecting frame (2), of the portal frame (7), and the touch rod (76) is located above the supporting rods (73) and used for touching the upper end face of one end of each supporting rod (73);

The supporting rod (73) deviates from a stop lever (74) is vertically arranged at one end of the contact rod (76), ejector rods (11) are vertically arranged on two sides of the rack (1), the ejector rods (11) are located below one ends of the supporting rods (73) and are used for driving the supporting rods (73) to rotate.

3. A film slitting machine according to claim 2 wherein: both ends of the material receiving shaft (41) are rotatably connected with bearings (43), and grooves (75) for the bearings (43) to slide are formed in the upper end face of the bearing rod (73).

4. A film slitting machine according to claim 1 wherein: a supporting plate (54) is arranged between the pair of supporting seats (5), a pair of third air cylinders (55) is arranged on the supporting plate (54), a pressing plate (56) is arranged on a piston rod of each third air cylinder (55), and the pressing plate (56) is embedded in a gap between the bottom roller (3) and the winding roller (4).

5. A film slitting machine according to claim 1 wherein: the collecting frame (2) is close to the guide plate (24) extends outwards from the upper end face of one side of the rack (1), and the guide plate (24) is abutted to the outer side wall of the bottom roller (3).

6. A film slitting machine according to claim 5 wherein: collect frame (2) including support body (21), the vertical setting that the level set up in plate body (22) at support body (21) both ends, the level is provided with a pair of registration roller (23) that are parallel to each other between plate body (22).

7. A film slitting machine according to claim 6 wherein: the both ends of registration roller (23) all are provided with adjust pole (26), collect the regulation hole (27) that the frame is improved level and run through and have rectangular shape, adjust pole (26) and wear to establish be located behind regulation hole (27) the outside of plate body (22), and it is located to adjust pole (26) the outside one end threaded connection of plate body (22) compresses tightly nut (28) of plate body (22) outer wall.

8. A film slitting machine according to claim 7 wherein: the frame body (21) deviates from the vertical protection plate (25) that is provided with of one end of frame (1), the upper end of protection plate (25) is higher than the upper end of registration roller (23).