Film splitting machine

Abstract

The utility model discloses a film splitting machine which comprises a working table, a portal frame is fixedly arranged on the upper end face of the working table, a lifting plate is arranged in the portal frame, an air cylinder is fixedly arranged on the top of the portal frame, and a plurality of splitting distance adjusting mechanisms are arranged on the lifting plate. Each slitting distance adjusting mechanism comprises a linear driver, a vertical supporting frame and a positioning sliding block, a first guiding through hole is formed in the upper end face of the lifting plate, a motor is fixedly arranged on the lower end opening section, exposed out of the first guiding through hole, of the lower end of the vertical supporting frame, a rotating shaft is fixedly arranged on a main shaft of the motor, and a plurality of slitting circular blades are arranged on the rotating shaft in a sleeving mode; a containing groove is formed in the position, under each slitting circular blade, of the upper end face of the workbench, a positioning guide rail is transversely arranged on the bottom face of each containing groove, and a cutter grinding device is arranged on each positioning guide rail. According to the technical scheme, the structural design is reasonable, the slitting width is convenient to adjust and operate, the film slitting efficiency can be improved, the slitting effect is good, and practicability is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of film slitting, in particular to a film slitting machine. BACKGROUND

[0002] Film is a kind of thin and soft transparent sheet, which is made of plastic, adhesive, rubber or other materials, and needs to be slitted in the film processing process.

[0003] The patent with the publication number CN210260585U discloses a plastic film high-speed slitting machine, when the width of plastic film slitting needs to be changed, the cutter can be placed in different cutter grooves on the cutter placing plate, and the cutter is fixed on the cutter placing plate through the second screw rod, the third screw hole and the fourth screw hole, so that the width of plastic film slitting can be conveniently changed, the use of the staff is facilitated, and the practicability of the plastic film high-speed slitting machine is improved. However, the above-mentioned device needs to operate multiple groups of bolts when adjusting the cutter, and the disassembly is relatively complex, the slitting width adjustment consumes a long time, which is not conducive to improving the film slitting efficiency, and the cutter will adhere to film debris after long-term use, which affects the slitting effect and leads to poor practicability. SUMMARY

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a film slitting machine with reasonable structure design, convenient slitting width adjustment operation, improved film slitting efficiency, good slitting effect and good practicability.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a film slitting machine, comprising a workbench, a gantry is fixedly arranged on the upper end face of the workbench, a lifting plate is arranged in the gantry, a gas cylinder is fixedly arranged on the top of the gantry, the piston rod of the gas cylinder is arranged downward, and the lower end of the piston rod of the gas cylinder is connected with the lifting plate, and the lifting plate is driven up and down by the extension and retraction of the piston rod of the gas cylinder; a plurality of slitting pitch adjusting mechanisms are arranged on the lifting plate, each slitting pitch adjusting mechanism comprises a linear actuator, a vertical support frame and a positioning sliding block, a push rod is arranged at one end of the linear actuator, the push rod is fixedly connected with the upper end of the vertical support frame away from the linear actuator, a first guide through hole is arranged on the upper end face of the lifting plate in alignment with the upper end face of the vertical support frame, a second guide through hole is arranged on the front end face of the lifting plate, the second guide through hole is communicated with the aligned first guide through hole, the vertical support frame is arranged through the aligned first guide through hole, and a motor is fixedly arranged on the lower end of the vertical support frame exposed from the lower end of the first guide through hole, a rotating shaft is fixedly arranged on the main shaft of the motor, and a plurality of slitting circular blades are sleeved on the rotating shaft.

[0006] The upper end surface of the workbench is provided with a storage groove directly below each slitting circular blade, and a positioning guide rail is horizontally provided on the bottom surface of each storage groove. A sharpening device is provided on the positioning guide rail, and the sharpening device includes a base, a return spring assembly and a sharpening frame. The lower end of the base is installed on the positioning guide rail, the upper end of the base is fixedly connected to the lower end of the return spring assembly, and the upper end of the return spring assembly is fixedly connected to the lower end of the sharpening frame. A sharpening groove is provided on the upper end surface of the sharpening frame, and an elastic buffer layer is fixedly provided in the sharpening groove, and a left sharpening stone and a right sharpening stone are fixedly provided in the elastic buffer layer. A V-shaped groove is formed between the left sharpening stone and the right sharpening stone, and the V-shaped groove is aligned with the slitting circular blade directly above.

[0007] The utility model is further configured as follows: the piston of the cylinder extends to drive the lifting plate to move downward, the slitting circular blade is linked to the lifting plate, and the lower end of the slitting circular blade is inserted into the aligned V-groove, and the slitting circular blade is in contact with the left grindstone and the right grindstone.

[0008] The utility model is further configured as follows: the positioning slider is installed in the second guide through hole, and the positioning slider is fixed to the vertical support frame by bolts, the push rod of the linear drive is extended and retracted to drive the vertical support frame to move left and right along the first guide through hole, and the positioning slider is linked with the vertical support frame, and the positioning slider moves left and right along the second guide through hole.

[0009] The utility model is further configured as follows: the positioning guide rail is fixed to the inner bottom surface of the storage groove by screws, and the sliding groove of the positioning guide rail is arranged upward; a positioning protrusion is integrally provided at the lower end of the base, and the positioning protrusion is inserted into the sliding groove.

[0010] The present invention is further configured as follows: a collecting hood is fixedly provided on the lower end surface of the workbench, a plurality of debris through holes are provided on the workbench directly above the collecting hood, an exhaust pipe is provided at the lower end of the collecting hood, and a dust collector is fixedly provided on the end of the exhaust pipe facing away from the collecting hood.

[0011] The utility model is further configured as follows: a positioning plate is fixedly provided at a local position on the lower end surface of the lifting plate, the positioning plate is provided with a stepped through hole aligned with the position of the rotating shaft, a bearing is embedded in the stepped through hole, and the rotating shaft is arranged away from the motor end and is passed through the inner hole of the aligned bearing.

[0012] The utility model discloses an advantageous effect is: compared with prior art, the utility model discloses reasonable structure design, and the cutting distance adjusting mechanism is driven the vertical support frame along the first guide through -hole left and right movement through the push rod telescopic of linear driver, and the positioning slide block is linked with the vertical support frame, and the positioning slide block moves left and right along the second guide through -hole, at this moment, motor, the shaft and the cutting round blade are linked with the vertical support frame, and the cutting width adjustment operation is convenient, and the time consumption is shorter, and it is favorable to improve the film cutting efficiency;

[0013] When cutting, the piston of the cylinder drives the lifting plate to move downward, the cutting round blade is linked with the lifting plate, and the cutting round blade cuts the existing film placed on the end face of the workbench downward, and the cutting round blade inserts into the aligned V-shaped groove while cutting the film, the cutting round blade contacts and rubs the left whetstone and the right whetstone, plays a role of whetting the knife, and makes the cutting round blade more sharp, and the cutting round blade can grind the film debris adhered to the cutting round blade during whetting, and makes the cutting round blade have better cutting effect;

[0014] In addition, after starting the dust collector, the debris generated during cutting is sucked into the collecting cover through the debris through -hole on the workbench, and the debris in the collecting cover is sucked into the dust collector through the air suction pipe, so that the film debris on the workbench is less, and the practicability is good.

[0015] The utility model will be further described below in combination with the drawings and specific embodiments. DRAWINGS

[0016] Figure 1 It is the structure schematic drawing of the utility model embodiment;

[0017] Figure 2 It is the overhead schematic diagram of the utility model embodiment lifting plate;

[0018] Figure 3 It is the assembly schematic diagram of the utility model embodiment positioning plate and bearing;

[0019] Figure 4 It is the local structure schematic diagram of the utility model embodiment;

[0020] Figure 5 It is the structure schematic diagram of the utility model embodiment whetting device. CONCRETE IMPLEMENTING METHOD

[0021] In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "back" and the like appear, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the present utility model. In addition, as the terms "first", "second", "third" appear, they are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] Referring to Figures 1 to 5 The utility model discloses a film slitting machine, including workbench 1, the upper end surface of workbench 1 is fixedly arranged with gantry 2, be provided with lifting plate 3 in gantry 2, the top of gantry 2 is fixedly arranged with cylinder 4, the piston rod of cylinder 4 is set down, and the piston rod lower extreme of cylinder 4 is connected with lifting plate 3, and lifting plate 3 is driven up and down by the piston rod telescopic of cylinder 4, be provided with a plurality of slitting pitch adjusting mechanisms on lifting plate 3, and each slitting pitch adjusting mechanism includes linear driver 51, vertical support frame 52 and positioning slide 53, one end of linear driver 51 is provided with push rod 511, the upper end of vertical support frame 52 is fixedly connected with push rod 511 away from linear driver end, the upper end surface of lifting plate 3 is provided with first guide through hole 31 in alignment vertical support frame 52 upper end surface position, the front end surface of lifting plate 3 is provided with second guide through hole 32, and the second guide through hole 32 is communicated with the first guide through hole 31 in alignment, vertical support frame 52 lower extreme passes through the first guide through hole 31 in alignment and is fixedly arranged with motor 6 in the lower end port section of first guide through hole 31 that vertical support frame 52 lower extreme exposes, the main shaft of motor 6 is fixedly arranged with shaft 7, and the shaft 7 is provided with a plurality of slitting round knife blades 8 on the sleeve setting,

[0023] The upper end face of the workbench 1 is provided with a storage groove 11 below each slitting circular blade 8, and the bottom surface of each storage groove 11 is transversely provided with a positioning guide rail 9, and the positioning guide rail 9 is provided with a blade sharpening device, the blade sharpening device comprises a base 101, a reset spring assembly 102 and a blade sharpening frame 103, the lower end of the base 101 is installed on the positioning guide rail 9, the upper end of the base 101 is fixedly connected with the lower end of the reset spring assembly 102, and the upper end of the reset spring assembly 102 is fixedly connected with the lower end of the blade sharpening frame 103, the upper end face of the blade sharpening frame 103 is provided with a blade sharpening groove, the blade sharpening groove is fixedly provided with an elastic buffer layer 104, the elastic buffer layer 104 is fixedly provided with a left blade sharpening stone 105 and a right blade sharpening stone 106, and the left blade sharpening stone 105 and the right blade sharpening stone 106 form a V-shaped groove 107 therebetween, and the V-shaped groove 107 is aligned with the slitting circular blade 8 above.

[0024] As preferred, the lower end of the gantry 2 is fixedly connected with the upper end face of the workbench 1 by welding or by bolts, the cylinder 4 is fixedly connected with the top of the gantry 2 by bolts, the lower end of the piston rod of the cylinder 4 is fixedly connected with the lifting plate 3 by threads or by bolts, 1-2 slitting distance adjusting mechanisms are arranged on the lifting plate 3, when two slitting distance adjusting mechanisms are arranged, the two slitting distance adjusting mechanisms are symmetrically arranged, the linear driver 51 is fixedly connected with the lifting plate 3 by bolts, the end of the push rod 511 away from the linear driver is fixedly connected with the upper end of the vertical support frame 52 by welding or by bolts, the lower end of the vertical support frame 52 is fixedly connected with the motor 6 by bolts, the vertical support frame 52 is provided with a motor shaft through hole, or the motor is arranged on one side of the vertical support frame 52, the main shaft of the motor is fixedly connected with one end of the rotating shaft 7 by welding or by a shaft coupling and bolts, the number of slitting circular blades 8 sleeved on the rotating shaft 7 is 1-3, and each slitting circular blade 8 is fixedly connected with the rotating shaft 7 by bolts or screws after being sleeved on the rotating shaft 7, and the slitting circular blades 8 are rotationally connected with the rotating shaft 7. The base 101, the reset spring assembly 102 and the blade sharpening frame 103 are all made of stainless steel, the upper end of the base 101 is fixedly connected with the lower end of the reset spring assembly 102 by welding, and the upper end of the reset spring assembly 102 is fixedly connected with the lower end of the blade sharpening frame 103 by welding, the elastic buffer layer 104 is made of silica gel or spring, the elastic buffer layer 104 has a U-shaped structure, and the elastic buffer layer is fixedly connected with the inner wall surface of the storage groove 11 by glue, the left inner wall surface of the elastic buffer layer 104 is fixedly connected with the left blade sharpening stone 105 by glue, and the right inner wall surface of the elastic buffer layer 104 is fixedly connected with the right blade sharpening stone 106 by glue or the left blade sharpening stone 105 and the right blade sharpening stone 106 are limited by a limiting frame.

[0025] In order to make the structure design of the utility model more reasonable, as preferred, the piston of the cylinder 4 drives the lifting plate 3 to move downward, the slitting circular blade 8 is linked with the lifting plate 3, the lower end of the slitting circular blade 8 is inserted into the aligned V-shaped groove 107, and the slitting circular blade 8 is in contact with the left grinding stone 105 and the right grinding stone 106.

[0026] The positioning sliding block 53 is installed in the second guide through hole 32, and the positioning sliding block 53 is fixedly connected with the vertical support frame 52 through bolts, the push rod 511 of the linear driver 51 drives the vertical support frame 52 to move left and right along the first guide through hole 31, and the positioning sliding block 53 is linked with the vertical support frame 52, and the positioning sliding block 53 moves left and right along the second guide through hole 32.

[0027] The positioning guide rail 9 and the inner bottom surface of the storage groove 11 are fixedly connected through screws, and the sliding groove of the positioning guide rail 9 is arranged upwards; a positioning protrusion 1011 is integrally arranged at the lower end of the base 101, and the positioning protrusion 1011 is inserted into the sliding groove. As preferred, after the position of the base 101 is adjusted, the base 101 is fixedly connected with the inner bottom surface of the positioning guide rail 9 or the storage groove 11 through bolts.

[0028] A collecting cover 12 is fixedly arranged on the lower end surface of the workbench 1, a plurality of debris through holes 13 are arranged at the position directly above the collecting cover 12, an air extraction pipe 14 is arranged at the lower end of the collecting cover 12, and a dust collector 15 is fixedly arranged at the end, away from the collecting cover, of the air extraction pipe 14. As preferred, the number of the debris through holes 13 is 2-12. The upper end of the collecting cover 12 and the lower end surface of the workbench 1 are fixedly connected through bolts, the upper end of the air extraction pipe 14 and the lower end of the collecting cover 12 are threadedly connected or fixedly connected through glue, and the lower end of the air extraction pipe 14 and the air inlet of the dust collector 15 are threadedly connected.

[0029] A positioning plate 16 is fixedly arranged at a local position of the lower end surface of the lifting plate 3, a stepped through hole is arranged at the position aligned with the rotating shaft of the positioning plate 16, a bearing 17 is embeddedly arranged in the stepped through hole, and the rotating shaft 7 penetrates through the inner hole of the aligned bearing 17 at the end, away from the motor.

[0030] As preferred, the gantry 2 comprises a left vertical support and a right vertical support, a left vertical sliding groove is arranged on the right end surface of the left vertical support, a right vertical sliding groove is arranged on the left end surface of the right vertical support, a left positioning sliding block is integrally arranged on the left end surface of the lifting plate 3, the left end of the left positioning sliding block is inserted into the left vertical sliding groove, and a right positioning sliding block is integrally arranged on the right end surface of the lifting plate, the right end of the right positioning sliding block is inserted into the right vertical sliding groove.

[0031] In actual application, the slitting distance adjusting mechanism drives the vertical support frame 52 to move left and right along the first guide through hole 31 through the extension and retraction of the push rod 511 of the linear actuator 51, and the positioning slider 53 moves left and right along the second guide through hole 32 in linkage with the vertical support frame 52, at this time, the motor 6, the rotating shaft 7 and the slitting circular blade 8 move in linkage with the vertical support frame 52, the slitting width adjusting operation is convenient, the time consumption is short, and the film slitting efficiency is improved;

[0032] During slitting work: the piston of the cylinder 4 drives the lifting plate 3 to move downward, the slitting circular blade 8 moves downward in linkage with the lifting plate 3, the slitting circular blade 8 cuts the existing film placed on the end face of the workbench, and the slitting circular blade 8 is inserted into the aligned V-shaped groove 107 at the same time of slitting the film, the slitting circular blade 8 is in contact with the left grinding stone 105 and the right grinding stone 106 to play a grinding role, so that the slitting circular blade 8 is more sharp, and the slitting circular blade 8 can grind the film scraps adhered to the blade of the slitting circular blade 8 during grinding, so that the slitting effect of the slitting circular blade 8 is better;

[0033] In addition, after the dust collector 15 is started, the scraps generated during slitting work are sucked into the collecting cover 12 through the scrap through hole 13 on the workbench 1, and the scraps in the collecting cover 12 are sucked into the dust collector through the air suction pipe 14, so that the film scraps on the workbench are less, and the practicability is good.

[0034] The above embodiment is only used for further illustrating the utility model, and cannot be understood as limiting the protection scope of the utility model, and some non-essential improvements and adjustments of the utility model by the technical engineers in the field according to the content of the utility model fall within the protection scope of the utility model.

Claims

1. A film slitting machine, comprising a workbench (1), a gantry (2) fixedly arranged on the upper end face of the workbench (1), a lifting plate (3) arranged in the gantry (2), a gas cylinder (4) fixedly arranged on the top of the gantry (2), the piston rod of the gas cylinder (4) is arranged downward, the lower end of the piston rod of the gas cylinder (4) is connected with the lifting plate (3), and the lifting plate (3) is driven to move up and down by the extension and retraction of the piston rod of the gas cylinder (4); characterized in that: The lifting plate (3) is provided with a plurality of slitting distance adjusting mechanisms, each of which comprises a linear actuator (51), a vertical support frame (52) and a positioning sliding block (53), one end of the linear actuator (51) is provided with a push rod (511), the push rod (511) is fixedly connected with the upper end of the vertical support frame (52) away from the end of the linear actuator, the upper end surface of the lifting plate (3) is provided with a first guide through hole (31) aligned with the upper end surface of the vertical support frame (52), the front end surface of the lifting plate (3) is provided with a second guide through hole (32), the second guide through hole (32) is communicated with the aligned first guide through hole (31), the lower end of the vertical support frame (52) passes through the aligned first guide through hole (31) and is fixedly provided with a motor (6) exposed from the lower end of the first guide through hole (31), a rotating shaft (7) is fixedly provided on the main shaft of the motor (6), a plurality of slitting circular blades (8) are sleeved on the rotating shaft (7); ​ The upper end surface of the workbench (1) is provided with a storage recess (11) below each slitting circular blade (8), and a positioning guide rail (9) is transversely arranged on the bottom surface of each storage recess (11), a blade sharpening device is arranged on the positioning guide rail (9), the blade sharpening device comprises a base (101), a reset spring assembly (102) and a blade sharpening frame (103), the base (101) is installed on the positioning guide rail (9), the upper end of the base (101) is fixedly connected with the lower end of the reset spring assembly (102), and the upper end of the reset spring assembly (102) is fixedly connected with the lower end of the blade sharpening frame (103), a blade sharpening recess is arranged on the upper end surface of the blade sharpening frame (103), an elastic buffer layer (104) is fixedly arranged in the blade sharpening recess, a left blade sharpening stone (105) and a right blade sharpening stone (106) are fixedly arranged in the elastic buffer layer (104), and a V-shaped groove (107) is formed between the left blade sharpening stone (105) and the right blade sharpening stone (106), which is aligned with the slitting circular blade (8) above.

2. The film slitter according to claim 1, wherein: The piston of the air cylinder (4) is elongated to drive the lifting plate (3) to move downward, the slitting circular blade (8) is linked with the lifting plate (3), the lower end of the slitting circular blade (8) is inserted into the aligned V-shaped groove (107), and the slitting circular blade (8) is in contact with the left blade sharpening stone (105) and the right blade sharpening stone (106).

3. A film slitter as claimed in claim 2, characterized in that: The positioning sliding block (53) is installed in the second guide through hole (32) and is fixedly connected with the vertical support frame (52) through bolts, the push rod (511) of the linear actuator (51) is telescopic to drive the vertical support frame (52) to move left and right along the first guide through hole (31), and the positioning sliding block (53) is linked with the vertical support frame (52) to move left and right along the second guide through hole (32).

4. The film slitter according to claim 1 or 3, characterized in that: The positioning guide rail (9) is fixedly connected with the inner bottom surface of the storage groove (11) through screws, and the sliding groove of the positioning guide rail (9) is arranged upwards; the lower end of the base (101) is integrally provided with a positioning protrusion (1011), and the positioning protrusion (1011) is inserted into the sliding groove.

5. The film slitter according to claim 1 or 3, characterized in that: A collecting cover (12) is fixedly arranged on the lower end surface of the workbench (1), a plurality of chip through holes (13) are arranged on the workbench (1) in the position directly above the collecting cover (12), a suction pipe (14) is arranged at the lower end of the collecting cover (12), and a dust collector (15) is fixedly arranged at the end, away from the collecting cover, of the suction pipe (14).

6. The film slitter according to claim 1 or 3, characterized in that: A positioning plate (16) is fixedly arranged at a local position on the lower end surface of the lifting plate (3), the positioning plate (16) is provided with a stepped through hole in alignment with the rotating shaft, a bearing (17) is embeddedly arranged in the stepped through hole, and the rotating shaft (7) penetrates the inner hole of the aligned bearing (17) at the end, away from the motor.

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