CN110625668A - Plastic film slitting mill - Google Patents
Plastic film slitting mill Download PDFInfo
- Publication number
- CN110625668A CN110625668A CN201910905052.6A CN201910905052A CN110625668A CN 110625668 A CN110625668 A CN 110625668A CN 201910905052 A CN201910905052 A CN 201910905052A CN 110625668 A CN110625668 A CN 110625668A
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- CN
- China
- Prior art keywords
- fixed
- plastic film
- slitting mill
- sliding
- suction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
- B26D1/18—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable carriage
- B26D1/185—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable carriage for thin material, e.g. for sheets, strips or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/02—Means for moving the cutting member into its operative position for cutting
- B26D5/06—Means for moving the cutting member into its operative position for cutting by electrical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/20—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/018—Holding the work by suction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/22—Safety devices specially adapted for cutting machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
- B26D7/2621—Means for mounting the cutting member for circular cutters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/0006—Cutting members therefor
- B26D2001/006—Cutting members therefor the cutting blade having a special shape, e.g. a special outline, serrations
Abstract
The invention discloses a plastic film slitting mill, which relates to the technical field of plastic processing and comprises a rack and a slitting mill, wherein a top supporting plate is arranged at the top end of the rack, the top supporting plate is horizontally fixed at the top end of the rack, two symmetrically distributed round holes are formed in the top end of the top supporting plate, the round holes penetrate through the bottom of the top supporting plate, limiting rods are arranged in the holes of the round holes, sliding seats are fixed at the bottom ends of the two limiting rods, the sliding seats are parallel to the rack, sliding grooves are formed in the bottom end surfaces of the sliding seats, bidirectional threaded rods are arranged in the sliding grooves, the two ends of the bidirectional threaded rods are fixed on the inner walls of the sliding grooves, one ends of the bidirectional threaded rods penetrate through the sliding seats and extend out of the sliding seats, and drive plates are arranged. The surface of the plastic film is sucked and fixed through the sucking disc, so that the surface of the plastic film is convenient to retract and release, and the action sensitivity of the clamping device is improved.
Description
Technical Field
The invention relates to the technical field of plastic processing, in particular to a plastic film slitting mill.
Background
The plastic film is a film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins, and is used for packaging and as a film coating layer.
Plastic packages and plastic package products have a larger share in the market, and particularly, composite plastic flexible packages are widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the food packages is the largest, such as beverage packages, quick-frozen food packages, steamed and boiled food packages, fast food packages and the like, the products bring great convenience to the life of people, one plastic film is often required to be divided into two for packaging and using when the plastic film is used, the cost is saved, the waste of plastic film materials is reduced, and therefore, a cutting machine is required to be used for cutting the plastic film.
At present, patent number CN201820593014.2 discloses a two slitting rolls, including support, motor, fixed establishment and hobbing mechanism, be provided with fixed establishment and hobbing mechanism on the support, the motor provides power for fixed establishment, hobbing mechanism can set up to two, sets up the both sides at fixed establishment relatively, two slitting rolls still including the slide rail, the slide rail is installed on the support, hobbing mechanism bottom is provided with the removal slider of joint on the slide rail. The invention description has the following beneficial effects: according to the invention, the hobbing mechanisms are respectively arranged on the two sides of the fixing mechanism, so that the workpiece can be well cut by the fixing belt, and the workpiece can be cut at two ends at one time, so that the cutting efficiency is improved, and the labor intensity of workers is reduced.
The slitting mill disclosed in the patent still has some defects in practical use, and the specific defects are as follows:
the slitting mill disclosed in the patent can cut rolled cylindrical plastic films, is difficult to cut sheet films, and when the sheet films are cut, blades of the slitting mill are easy to wind the films, so that secondary damage is caused to the cut plastic films, and the slitting efficiency of the slitting mill is low.
And secondly, in the cutting process of the plastic film surface pressed close to the hobbing cutter blade, the clamping distance of the clamping device at the periphery of the hobbing cutter blade cannot be adjusted according to the area of the film, and when the hobbing cutter blade cuts plastic film blades with different sizes and areas, the cutting line is easy to deviate, so that the surface of the plastic film is not accurately cut.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a plastic film slitting mill, which solves the technical problems that the conventional slitting mill is difficult to cut sheet-shaped films and the cutting line is easy to deviate in the cutting process.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: a plastic film slitting mill comprises a frame and a slitting mill, wherein a top supporting plate is arranged at the top end of the frame, the top supporting plate is horizontally fixed at the top end of the frame, two symmetrically distributed round holes are formed in the top end of the top supporting plate, the round holes penetrate through the bottom of the top supporting plate, limiting rods are arranged in holes of the round holes, sliding seats are fixed at the bottom ends of the two limiting rods and are parallel to the frame, sliding grooves are formed in the bottom end surfaces of the sliding seats, two-way threaded rods are arranged in the sliding grooves, two ends of each two-way threaded rod are fixed on the inner walls of the sliding grooves, one end of each two-way threaded rod penetrates through the sliding seat and extends out of the sliding seat, and a driving plate is arranged at the end part of each;
two ends of the bidirectional threaded rod are provided with threaded surfaces with opposite rotation directions, a first sliding block is mounted on the threaded surface at one end of the bidirectional threaded rod, a first supporting rod is mounted at the bottom end of the first sliding block, a first sucking disc is arranged at the bottom end of the first supporting rod, a second sliding block is mounted on the threaded surface at the other end of the bidirectional threaded rod, a second supporting rod is mounted at the bottom end of the second sliding block, a second sucking disc is mounted at the bottom end of the second supporting rod, the first sucking disc and the second sucking disc are symmetrically distributed on the left side and the right side of the hobbing machine, and the hobbing machine is fixed on the inner side wall of the rack;
the bottom end of the top supporting plate is fixedly provided with a pneumatic cylinder, the pneumatic cylinder extends downwards to form a piston rod, and the piston rod is fixed in the middle of the top end of the sliding seat;
the conveying belt is installed at the bottom of the first sucking disc and the bottom of the second sucking disc, rollers are respectively arranged at two ends of an inner ring of the conveying belt, a motor is arranged at one end of each roller and driven by the motor, and the motor is fixedly installed on the inner side wall of the rack.
As a preferred technical scheme of the invention, the two ends of the slitting mill are fixedly provided with a slitting mill support frame which is arranged into a U-shaped structure, the side wall of the slitting mill support frame is provided with a square rod which penetrates through the rack, and the end part of the square rod is provided with a transmission mechanism;
the transmission mechanism comprises a movable support, a sliding hole which is upright on the ground is formed in the middle of the movable support, a sliding block is embedded into the sliding hole in a sliding fit mode, the sliding block is hinged and fixed on the side wall of a chain, the chain is arranged to be a closed annular chain, chain wheels are installed at two ends of the inner ring of the chain, and the chain wheel at one end is a main driving wheel; the chain wheels at two ends are fixed on the base, and the base is fixed on the outer side wall of the rack.
As a preferred technical solution of the present invention, the slitting mill includes: the roll cutting machine comprises two roll cutting machine shells with hollow structures inside, wherein the roll cutting machine shells are fixed on roll cutting machine support frames at two ends, a spacing groove is formed in the joint of the two roll cutting machine shells, a roll cutting knife is fixed in the spacing groove, the roll cutting knife is disc-shaped, a fixed seat is arranged at the circle center of the roll cutting knife and fixed on an output shaft of a second motor, and the second motor is fixedly arranged in a hollow cavity of one roll cutting machine shell;
air bag strips are arranged on two sides of the hobbing cutter at equal intervals and fixed on the outer circular surfaces of the hobbing machine shells on the two sides.
As a preferable technical scheme of the invention, the cutting edge of the hobbing cutter is arranged into a plurality of saw-tooth sheets which are distributed at equal intervals, a gap is reserved between every two adjacent saw-tooth sheets, and the gap is in an arc-shaped groove structure.
As a preferable technical solution of the present invention, a suction cavity is provided inside each of the first suction cup and the second suction cup, and each of the top ends of the first suction cup and the second suction cup is provided with an air receiving port;
the bottom face of first sucking disc and the second sucking disc all is provided with the suction nozzle that a plurality of equidistance distribute, each the terminal surface of suction nozzle is provided with the suction hole that the equidistance distributes, each the suction hole all communicates with the chamber of breathing in, the chamber of breathing in with connect the gas port intercommunication.
Compared with the prior art, the invention at least comprises the following beneficial effects:
first, the first sucker and the second sucker are arranged on two sides of the slitting mill, the first sucker and the second sucker are fixed above the slitting mill, the plastic film is sucked by the two suckers to be rotated to be empty, the slitting mill cuts the plastic film from the upper side of the plastic film, and after the cut of the plastic film is cut, the cut of the plastic film is enabled to sag downwards through gravity, so that the situation that the cut of the plastic film is easy to wind on the surface of the slitting mill after the slitting mill cuts the plastic film is avoided, and secondary damage to the cut plastic film is avoided.
The first sucker and the second sucker are arranged at the bottom of the sliding seat, the distance between the first sucker and the second sucker is adjusted through the two-way threaded rod in the sliding seat, so that the distance between the first sucker and the second sucker on the left side and the right side of the slitting mill is equal, the plastic film below the first sucker and the second sucker are sucked by the two suckers, the plastic film is tensioned, and the cutting accuracy of the slitting mill when the plastic film is cut is improved.
And thirdly, a conveying belt is arranged below the slitting mill, after the plastic films are cut, the two separated plastic films are put down by the sucking disc and fall onto the conveying belt, and the plastic films are conveyed out by the conveying belt, so that the processing efficiency is improved.
The surface of the plastic film is sucked and fixed through the sucking disc, so that the surface of the plastic film is convenient to retract and release, and the action sensitivity of the clamping device is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of a plastic film slitting mill according to the present invention;
FIG. 2 is a left side view of the plastic film slitting mill of the present invention;
FIG. 3 is a schematic bottom view of the slider of the present invention;
FIG. 4 is a partially enlarged view of the bottom structure of the second sucker;
FIG. 5 is a schematic cross-sectional view of a second chuck in accordance with the present invention;
FIG. 6 is a schematic view of a roll cutting machine according to the present invention in partial cross section;
FIG. 7 is a left side view of the slitting mill of the present invention;
in the figure: 1. a sliding base, 101, a sliding base body, 102, a sliding groove, 103, a first sliding block, 104, a bidirectional threaded rod, 105, a second sliding block, 2, a top supporting plate, 3, a round hole, 4, a conveying belt, 5, a roller, 6, a limiting rod, 7, a driving plate, 8, a frame, 9, a first supporting rod, 10, a rolling cutter, 1001, a rolling cutter housing, 1002, a rolling cutter, 1003, a rolling cutter supporting frame, 1004, a fixed base, 1005, a second motor, 1006, an airbag strip, 11, a motor, 12, a second supporting rod, 1201, a first suction disc, 1202, a rubber pad, 1203, a second suction disc, 1204, a rubber pad, 1205, an air suction nozzle, 12051, an air suction hole, 12052, an air suction cavity, 12053, an air receiving port, 13, a transmission mechanism, 1301, a movable support, a pneumatic cylinder, a sliding block, 1303, a sliding hole, 1304, a chain wheel, 1305, a chain, 1302, 14, a base.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described below by combining with the specific figures.
It will be understood that when an element is referred to as being "secured to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.
Example 1
Please refer to fig. 1-5, which are schematic diagrams of an overall structure of a plastic film slitting mill, comprising a frame 8 and a slitting mill 10, wherein the frame 8 is configured as a supporting plate with a trapezoid structure, the upper end of the supporting plate with the trapezoid structure is narrow, the lower end of the supporting plate with the trapezoid structure is wide, which is beneficial to improving the supporting strength of the frame 8, the top end of the frame 8 is provided with a top supporting plate 2, the top supporting plate 2 is configured as a square block, the top end of the frame 8 is horizontally fixed with the top supporting plate 2, the top end of the top supporting plate 2 is provided with two symmetrically distributed round holes 3, the round holes 3 are communicated with the bottom of the top supporting plate 2, the holes of the round holes 3 are provided with limiting rods 6, the bottom ends of the two limiting rods 6 are fixed with a sliding seat 1, the sliding seat 1 is parallel to the frame 8, the sliding seat 1 is configured as a quadrangular rod structure, the bottom surface, one end of the bidirectional threaded rod 104 extends out through the sliding seat 1, and a driving plate 7 is arranged at the end part of the bidirectional threaded rod 104 extending out of the sliding seat 1;
two ends of a bidirectional threaded rod 104 are provided with threaded surfaces with opposite rotation directions, a first sliding block 103 is arranged on the threaded surface at one end of the bidirectional threaded rod 104, a first supporting rod 9 is arranged at the bottom end of the first sliding block 103, the first supporting rod 9 is set to be a square rod, a first suction disc 1201 is arranged at the bottom end of the first supporting rod 9, a second sliding block 105 is arranged on the threaded surface at the other end of the bidirectional threaded rod 104, a second supporting rod 12 is arranged at the bottom end of the second sliding block, a second suction disc 1203 is arranged at the bottom end of the second supporting rod 12, the first suction disc 1201 and the second suction disc 1203 are symmetrically distributed on the left side and the right side of a roll cutting machine 10, and the roll cutting; the bottom end of the top supporting plate 2 is fixedly provided with a pneumatic cylinder 15, the pneumatic cylinder 15 extends downwards to form a piston rod, and the piston rod is fixed in the middle of the top end of the sliding seat 1; the conveyor belt 4 is installed at the bottom of the first suction cup 1201 and the second suction cup 1203, the conveyor belt 4 is transversely arranged at the bottom of the second suction cup 1203, rollers 5 are respectively arranged at two ends of an inner ring of the conveyor belt 4, the rollers 5 at one end are driven by a motor 11, and the motor is fixedly installed on the inner side wall of the rack 8.
According to the invention, the first sucking disc 1201 and the second sucking disc 1203 are arranged on two sides of the slitting mill 10, the first sucking disc 1201 and the second sucking disc 1203 are fixed above the slitting mill 10, the plastic film is sucked by the two sucking discs to be emptied, and the slitting mill 10 cuts the plastic film from the upper side of the plastic film, so that the slit of the plastic film is enabled to hang downwards through gravity after being cut, the slit of the plastic film is prevented from being easily wound on the surface of the slitting mill 10 after the slitting mill 10 cuts the plastic film, and secondary damage to the cut plastic film is favorably avoided.
According to the invention, the first suction cup 1201 and the second suction cup 1203 are arranged at the bottom of the sliding seat 1, the distance between the first suction cup 1201 and the second suction cup 1203 is adjusted through the bidirectional threaded rod 104 in the sliding seat 1, so that the distance between the first suction cup 1201 and the second suction cup 1203 on the left side and the right side of the slitting mill 10 is equal, the plastic film below is sucked through the two suction cups, the plastic film is tensioned, and the cutting accuracy of the slitting mill 10 when cutting the plastic film is improved.
According to the invention, the conveying belt 4 is arranged below the slitting mill 10, after the plastic films are cut, the two separated plastic films are put down by the sucking discs and fall onto the conveying belt, and the plastic films are conveyed out by the conveying belt 4, so that the processing efficiency is improved.
The surface of the plastic film is sucked and fixed through the sucking disc, so that the surface of the plastic film is convenient to retract and release, and the action sensitivity of the clamping device is improved.
A suction cavity 12052 is arranged inside each of the first suction cup 1201 and the second suction cup 1203, and air inlets 12053 are respectively arranged at the top ends of the first suction cup 1201 and the second suction cup 1203; the bottom end surfaces of the first suction disc 1201 and the second suction disc 1203 are provided with a plurality of suction nozzles 1205 equidistantly distributed, the end surface of each suction nozzle 1205 is provided with suction holes 12051 equidistantly distributed, each suction hole 12051 is communicated with a suction cavity 12052, the suction cavity 12052 is communicated with an air receiving port 12053, the air receiving port 12053 is communicated with an external air pressure pump, air suction and air discharge of the suction nozzles 1205 are controlled through the air pressure pump, and operation simplicity is improved.
According to the invention, the end face of each air suction nozzle 1205 is provided with the air suction holes 12051 distributed at equal intervals, the plurality of air suction holes 12051 distributed at equal intervals form a snowflake-shaped structure, the surface of the plastic film is adsorbed through each air suction hole 12051, so that the plastic film is attached to the nozzle of the air suction nozzle 1205, the plastic film is attached and fastened to the nozzle of the air suction nozzle 1205, the plastic film is prevented from being directly and tightly absorbed in the air suction cavity 12052 to block the air suction cavity 12052, and the adsorption firmness of the plastic film is improved.
According to the invention, the suction nozzle 1205 is arranged in a convex cylindrical structure at the bottom end surfaces of the first suction disc 1201 and the second suction disc 1203, the rubber pad 1204 is arranged at the bottom end surfaces of the first suction disc 1201 and the second suction disc 1203, the rubber pad 1204 is easily attached to the surface of the plastic film to form local sealing, and the adsorption firmness of the first suction disc 1201 and the second suction disc 1203 to the plastic film is improved through the rubber pad.
Example 2
Please refer to fig. 1-7, which are schematic diagrams of an overall structure of a plastic film slitting mill, comprising a frame 8 and a slitting mill 10, wherein the frame 8 is configured as a supporting plate with a trapezoid structure, the upper end of the supporting plate with the trapezoid structure is narrow, the lower end of the supporting plate with the trapezoid structure is wide, which is beneficial to improving the supporting strength of the frame 8, the top end of the frame 8 is provided with a top supporting plate 2, the top supporting plate 2 is configured as a square block, the top end of the frame 8 is horizontally fixed with the top supporting plate 2, the top end of the top supporting plate 2 is provided with two symmetrically distributed round holes 3, the round holes 3 are communicated with the bottom of the top supporting plate 2, the holes of the round holes 3 are provided with limiting rods 6, the bottom ends of the two limiting rods 6 are fixed with a sliding seat 1, the sliding seat 1 is parallel to the frame 8, the sliding seat 1 is configured as a quadrangular rod structure, the bottom surface, one end of the bidirectional threaded rod 104 extends out through the sliding seat 1, and a driving plate 7 is arranged at the end part of the bidirectional threaded rod 104 extending out of the sliding seat 1;
two ends of a bidirectional threaded rod 104 are provided with threaded surfaces with opposite rotation directions, a first sliding block 103 is arranged on the threaded surface at one end of the bidirectional threaded rod 104, a first supporting rod 9 is arranged at the bottom end of the first sliding block 103, the first supporting rod 9 is set to be a square rod, a first suction disc 1201 is arranged at the bottom end of the first supporting rod 9, a second sliding block 105 is arranged on the threaded surface at the other end of the bidirectional threaded rod 104, a second supporting rod 12 is arranged at the bottom end of the second sliding block, a second suction disc 1203 is arranged at the bottom end of the second supporting rod 12, the first suction disc 1201 and the second suction disc 1203 are symmetrically distributed on the left side and the right side of a roll cutting machine 10, and the roll cutting; the bottom end of the top supporting plate 2 is fixedly provided with a pneumatic cylinder 15, the pneumatic cylinder 15 extends downwards to form a piston rod, and the piston rod is fixed in the middle of the top end of the sliding seat 1; the conveyor belt 4 is installed at the bottom of the first suction cup 1201 and the second suction cup 1203, the conveyor belt 4 is transversely arranged at the bottom of the second suction cup 1203, rollers 5 are respectively arranged at two ends of an inner ring of the conveyor belt 4, the rollers 5 at one end are driven by a motor 11, and the motor is fixedly installed on the inner side wall of the rack 8.
According to the invention, the first sucking disc 1201 and the second sucking disc 1203 are arranged on two sides of the slitting mill 10, the first sucking disc 1201 and the second sucking disc 1203 are fixed above the slitting mill 10, the plastic film is sucked by the two sucking discs to be emptied, and the slitting mill 10 cuts the plastic film from the upper side of the plastic film, so that the slit of the plastic film is enabled to hang downwards through gravity after being cut, the slit of the plastic film is prevented from being easily wound on the surface of the slitting mill 10 after the slitting mill 10 cuts the plastic film, and secondary damage to the cut plastic film is favorably avoided.
According to the invention, the first suction cup 1201 and the second suction cup 1203 are arranged at the bottom of the sliding seat 1, the distance between the first suction cup 1201 and the second suction cup 1203 is adjusted through the bidirectional threaded rod 104 in the sliding seat 1, so that the distance between the first suction cup 1201 and the second suction cup 1203 on the left side and the right side of the slitting mill 10 is equal, the plastic film below is sucked through the two suction cups, the plastic film is tensioned, and the cutting accuracy of the slitting mill 10 when cutting the plastic film is improved.
According to the invention, the conveying belt 4 is arranged below the slitting mill 10, after the plastic films are cut, the two separated plastic films are put down by the sucking discs and fall onto the conveying belt, and the plastic films are conveyed out by the conveying belt 4, so that the processing efficiency is improved.
The surface of the plastic film is sucked and fixed through the sucking disc, so that the surface of the plastic film is convenient to retract and release, and the action sensitivity of the clamping device is improved.
A slitting mill support frame 1003 is fixed at two ends of the slitting mill 10, the slitting mill support frame 1003 is of a U-shaped structure, a square rod is arranged on the side wall of the slitting mill support frame 1003 and penetrates through the rack 8, a through square hole is formed in the middle of the rack 8, and a transmission mechanism 13 is arranged at the end part of the square rod; the transmission mechanism 13 comprises a movable bracket 1301, and the movable bracket 1301 is arranged into a square block structure, so that the slitting mill support frame 8 is fixedly arranged below the top support plate 2.
A slide hole 1303 standing on the ground is formed in the middle of the movable support 1301, the slide hole 1303 is a square hole, a slide block 1302 is embedded in the hole of the slide hole 1303 in a sliding fit mode, the slide block 1302 is hinged and fixed to the side wall of a chain 1305, the slide block 1302 is hinged and fixed to one pin shaft of the chain 1305, the chain 1305 is a closed annular chain, chain wheels 1304 are installed at two ends of the inner ring of the chain 1305, and the chain wheel 1304 at one end is a main driving wheel; the sprockets 1304 at both ends are fixed to the base 14, and the base 14 is fixed to the outer side wall of the frame 8, wherein the main driving wheel is driven by the third motor and the second motor is fixed to the top end of the base 14.
According to the invention, the movable support 1301 is driven by the chain wheel to move, the movable support 1301 drives the slitting mill 10 to horizontally reciprocate above the conveying belt 104, so that the plastic film can be linearly cut, the complete cutting and separation of the plastic film can be facilitated, one original plastic film can be cut into two plastic films, and the cutting thoroughness of the slitting mill can be improved.
According to the invention, the sliding block is embedded in the sliding hole 1303 of the movable support 1301, so that the movable support 1301 is driven to horizontally move by the chain wheel, and the moving stability of the movable support 1301 is improved.
According to the invention, the chain drives the movable support 1301 to horizontally reciprocate, so that slipping on a transmission device of the movable support 1301 is avoided, and the moving firmness of the movable support 1301 is improved
The slitting mill 10 includes: the roll cutting machine comprises two roll cutting machine shells 1001 with hollow structures inside, wherein the roll cutting machine shells 1001 are fixed on roll cutting machine support frames 1003 at two ends, a spacing groove is formed in the joint of the two roll cutting machine shells 1001, a roll cutting knife 1002 is fixed in the spacing groove, the roll cutting knife 1002 is disc-shaped, a fixed seat 1004 is arranged at the circle center of the roll cutting knife 1002, the fixed seat 1004 is fixed on an output shaft of a second motor 1005, and the second motor 1005 is fixedly installed in a hollow cavity of one roll cutting machine shell 1001; air bag strips 1006 are arranged on two sides of the hobbing cutter 1002 at equal intervals, the air bag strips 1006 are fixed on the outer circular surfaces of the hobbing cutter housings 1001 on the two sides, the cutting edge of the hobbing cutter 1002 is in a shape of a plurality of saw-tooth sheets distributed at equal intervals, an interval groove is reserved between the two saw-tooth sheets, and the interval groove is in an arc groove structure.
According to the invention, the air bag strip 1006 is arranged on the surface of the slitting mill shell 1001, the air bag strip 1006 is in a strip shape, inert gas is filled in the air bag strip 1006, the surface of the air bag strip 1006 is smooth, the cut of the cut plastic film can be prevented from being cut by edges and sharp objects on the surface of the slitting mill shell 1001, and the protection of the cut plastic film is avoided.
In the invention, the fixed seat 1004 is arranged at the circle center position of the rolling cutter 1002, and the fixed seat 1004 is fixed on the output shaft of the second motor 1005, so that the strength of the rolling cutter 1002 is improved, and the mounting firmness of the rolling cutter 1002 is improved.
According to the invention, the cutting edge of the hobbing cutter 1002 is arranged into a plurality of saw-tooth sheets which are distributed at equal intervals, a gap is reserved between the two saw-tooth sheets, the gap is arranged into an arc-shaped groove structure, and the curved convex surface of the arc-shaped groove faces the surface of the plastic film when rotating, so that the cutting edge can scrape and cut the surface of the plastic film, the surface of the plastic film is prevented from being torn in the cutting process, and the structural firmness is improved.
In addition, in order to improve the present invention, the present invention has an automatic operation, the present invention may further include an infrared sensor installed on a bottom end surface of the first suction cup 1201 and the second suction cup 1203, and when the infrared sensor detects that the plastic film on the surface of the conveyor belt flows into the bottom end surface, the plastic film is sucked by the downward stretching of the first suction cup 1201 and the second suction cup 1203, so that the automatic cutting is realized.
The working principle is as follows: when the plastic film slitting mill is used, firstly, a plastic film is placed on a conveyor belt 4 and conveyed to a position below a first suction cup 1201 and a second suction cup 1203 by the conveyor belt 4, secondly, a pneumatic cylinder 15 pushes the first suction cup 1201 and the second suction cup 1203 to move downwards, the surface of the plastic film is sucked and lifted to a position below the slitting mill 10 by the first suction cup 1201 and the second suction cup 1203, a slitting knife 1002 is brought into contact with the surface of the plastic film, then, the slitting knife 1002 is driven to rotate by a second motor 1005, the slitting knife 1002 is driven to directly move on the surface of the plastic film by a transmission mechanism 13, the surface of the plastic film is slit, finally, after the slit is finished, the first suction cup 1201 and the second suction cup 1203 are pushed to move downwards by the pneumatic cylinder 15, the first suction cup 1201 and the second suction cup 1203 release pressure, and the plastic film falls into the conveyor belt 4, flows out downwards through the conveyor belt 4.
The movement of the conveyer belt 4, the lifting of the first suction cup 1201 and the second suction cup 1203, and the rotation of each motor are all controlled manually, which is beneficial to improving the cutting accuracy.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a plastic film slitting mill, includes frame (8), slitting mill (10), its characterized in that: the top end of the frame (8) is provided with a top supporting plate (2), the top supporting plate (2) is horizontally fixed at the top end of the frame (8), the top end of the top supporting plate (2) is provided with two symmetrically distributed round holes (3), the round holes (3) are communicated to the bottom of the top supporting plate (2), limiting rods (6) are arranged in the holes of the round holes (3), sliding seats (1) are fixed at the bottom ends of the two limiting rods (6), the sliding seat (1) is parallel to the frame (8), a sliding groove (102) is arranged on the bottom end surface of the sliding seat (1), a bidirectional threaded rod (104) is arranged in the sliding groove (102), two ends of the bidirectional threaded rod (104) are fixed on the inner wall of the sliding groove (102), one end of the bidirectional threaded rod (104) penetrates through the sliding seat (1) and extends outwards, and a driving plate (7) is arranged at the end part of the bidirectional threaded rod (104) extending out of the sliding seat (1);
two ends of the bidirectional threaded rod (104) are provided with threaded surfaces with opposite rotation directions, a first sliding block (103) is installed on the threaded surface of one end of the bidirectional threaded rod (104), a first supporting rod (9) is installed at the bottom end of the first sliding block (103), a first sucking disc (1201) is arranged at the bottom end of the first supporting rod (9), a second sliding block (105) is installed on the threaded surface of the other end of the bidirectional threaded rod (104), a second supporting rod (12) is installed at the bottom end of the second sliding block, a second sucking disc (1203) is installed at the bottom end of the second supporting rod (12), the first sucking disc (1201) and the second sucking disc (1203) are symmetrically distributed on the left side and the right side of the slitting mill (10), and the slitting mill (10) is fixed on the inner side wall of the rack (8);
the bottom end of the top supporting plate (2) is fixedly provided with a pneumatic cylinder (15), the pneumatic cylinder (15) extends downwards to form a piston rod, and the piston rod is fixed in the middle of the top end of the sliding seat (1);
the conveying belt (4) is installed at the bottoms of the first sucking disc (1201) and the second sucking disc (1203), rollers (5) are respectively arranged at two ends of an inner ring of the conveying belt (4), the rollers (5) at one end are provided with a motor (11) for driving, and the motor (11) is fixedly installed on the inner side wall of the rack (8).
2. A plastic film slitting mill according to claim 1, wherein: a slitting mill support frame (1003) is fixed at two ends of the slitting mill (10), the slitting mill support frame (1003) is of a U-shaped structure, a square rod penetrates through the rack (8) and is arranged on the side wall of the slitting mill support frame (1003), and a transmission mechanism (13) is arranged at the end part of the square rod;
the transmission mechanism (13) comprises a movable support (1301), a sliding hole (1303) standing on the ground is formed in the middle of the movable support (1301), a sliding block (1302) is embedded in the hole of the sliding hole (1303) in a sliding fit mode, the sliding block (1302) is hinged and fixed on the side wall of a chain (1305), the chain (1305) is arranged to be a closed annular chain, chain wheels (1304) are installed at two ends of the inner ring of the chain (1305), and the chain wheel (1304) at one end is arranged to be a main driving wheel; the chain wheels (1304) at the two ends are fixed on the base (14), and the base (14) is fixed on the outer side wall of the rack (8).
3. A plastic film slitting mill according to claim 2, wherein: the slitting mill (10) comprises: the rolling cutter comprises two rolling cutter shells (1001) with hollow structures inside, wherein the rolling cutter shells (1001) are fixed on rolling cutter support frames (1003) at two ends, a spacing groove is formed in the joint of the two rolling cutter shells (1001), a rolling cutter (1002) is fixed in the spacing groove, the rolling cutter (1002) is disc-shaped, a fixed seat (1004) is arranged at the circle center of the rolling cutter (1002), the fixed seat (1004) is fixed on an output shaft of a second motor (1005), and the second motor (1005) is fixedly installed in a hollow cavity of one of the rolling cutter shells (1001);
air bag strips (1006) are arranged on two sides of the hobbing cutter (1002) at equal intervals, and the air bag strips (1006) are fixed on the outer circular surfaces of the hobbing cutter shells (1001) on the two sides.
4. A plastic film slitting mill according to claim 3, wherein: the cutting edge of the rolling cutter (1002) is arranged into a plurality of saw tooth sheets which are distributed at equal intervals, an interval groove is reserved between every two adjacent saw tooth sheets, and the interval groove is of an arc groove structure.
5. A plastic film slitting mill according to claim 1, wherein: a suction cavity (12052) is formed in each of the first suction cup (1201) and the second suction cup (1203), and air receiving ports (12053) are formed in the top ends of the first suction cup (1201) and the second suction cup (1203);
the bottom face of first sucking disc (1201) and second sucking disc (1203) all is provided with a plurality of equidistance suction nozzle (1205) that distribute, suction nozzle (1205) set up to bellied cylindrical structure, each the bottom face of suction nozzle (1205) is provided with equidistance suction hole (12051) that distributes, each suction hole (12051) all communicates with air suction cavity (12052), air suction cavity (12052) and air-receiving mouth (12053) intercommunication.
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| CN201910905052.6A CN110625668B (en) | 2019-09-24 | 2019-09-24 | Plastic film slitting mill |
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| CN201910905052.6A CN110625668B (en) | 2019-09-24 | 2019-09-24 | Plastic film slitting mill |
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| US20120210839A1 (en) * | 2011-02-22 | 2012-08-23 | Hirata Corporation | Cutting apparatus |
| CN208215486U (en) * | 2018-03-24 | 2018-12-11 | 深圳市海纳宏业科技有限公司 | A kind of optical thin film rim charge is dialled from equipment |
| CN208262914U (en) * | 2018-06-06 | 2018-12-21 | 宿迁市通用机械有限公司 | A kind of sheet material cutting machine |
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| CN110625668B (en) | 2021-02-26 |
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Effective date of registration: 20210204 Address after: 448200 intersection of Wuyang road and Gongye 7th Road, Shayang Economic Development Zone, Jingmen City, Hubei Province Applicant after: Hubei Jiayue New Material Technology Co.,Ltd. Address before: 312500, No.7, Xiyi street, Xikeng village, jingling Town, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: Chen Mingjun |
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