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CN-122008331-A - Cutting device suitable for curvature of metallized film

CN122008331ACN 122008331 ACN122008331 ACN 122008331ACN-122008331-A

Abstract

The invention discloses a cutting device adapting to the curvature of a metallized film, which relates to the field of metallized film cutting and comprises a workbench and an adapting mechanism used for adapting to the curvature of the metallized film, wherein an inverted U-shaped supporting frame is fixed on the upper surface of the workbench through bolts, a transverse plate is fixed below a top plate on the supporting frame, a screw rod is arranged between the upper part of the transverse plate and the top plate of the supporting frame, the adapting mechanism comprises a sensing component and an adjusting component, the sensing component is arranged in the transverse direction of a blade, the sensing component is used for feeding back transverse deflection curvature data of the metallized film to an external controller, and the adjusting component is used for dynamically adjusting the cutting angle of a knife rest according to the fed back data, so that the cutting track of the blade is adapted to the transverse curvature change of the film. The invention can accurately match the local curvature change of the metallized film caused by winding, tension change or substrate deformation, and effectively avoid the problems of uneven notch, edge burrs and the like caused by uneven stress when the rigid cutter is used for cutting.

Inventors

  • ZHANG DANYI
  • TAN JINJUN
  • LIN JINGXIONG
  • WEN YUTING

Assignees

  • 泸州市镀膜科技有限公司

Dates

Publication Date
20260512
Application Date
20260413

Claims (10)

  1. 1. The utility model provides a cutting device suitable for metallized film curvature, includes workstation (1) and is used for adapting to the adaptation mechanism (4) of metallized film curvature, the upper surface of workstation (1) is fixed with support frame (2) of falling U type through the bolt, be fixed with diaphragm (201) on support frame (2) in the below of roof, a serial communication port, the conveying shell (101) of open-top are installed through the screw to the upper surface of workstation (1), be equipped with lead screw (203) between the roof of diaphragm (201) top and support frame (2), the both ends of lead screw (203) all rotate with the both sides support body of support frame (2) and are connected, cover is equipped with movable block (205) and is screw-thread fit connection on lead screw (203), movable through groove (202) have been seted up on diaphragm (201), connecting block (206) are installed through the screw to the bottom of movable block (205), the below of connecting block (206) is equipped with knife rest (3), install blade (301) through the round pin axle on knife rest (3); The adaptation mechanism (4) comprises a sensing component (5) and an adjusting component (6), the sensing component (5) is arranged in the transverse direction of the blade (301), the sensing component (5) is connected with the connecting block (206), the sensing component (5) is used for feeding back transverse deflection curvature data of the metallized film to an external controller, the adjusting component (6) is located between the connecting block (206) and the knife rest (3) and plays a role in connection, and the adjusting component (6) is used for dynamically adjusting the cutting angle of the knife rest (3) according to the fed back data so that the cutting track of the blade (301) is matched with the transverse curvature change of the film.
  2. 2. The cutting device for adapting to the curvature of the metallized film according to claim 1, wherein the sensing component (5) comprises a roller (501) and a fixed plate (505), the fixed plate (505) is located above the roller (501), two ends of the roller (501) are respectively fixed with a shaft lever (5011), two shaft levers (5011) are respectively sleeved with a side plate (502), one surface of each side plate (502) far away from the roller (501) is respectively embedded with an angle displacement sensor (5021), two top two sides of each side plate (502) are respectively fixed with an auxiliary pressure spring (503), and the top end of each auxiliary pressure spring (503) is respectively fixedly connected with the lower surface of the fixed plate (505).
  3. 3. The cutting device for adapting to the curvature of the metallized film according to claim 2, wherein the side walls of the two side plates (502) are respectively provided with a limiting plate (504), the top ends of the four limiting plates (504) are respectively fixedly connected with the lower surface of the fixed plate (505), and the side walls of the two side plates (502) are respectively in sliding contact with the outer walls of the corresponding limiting plates (504).
  4. 4. The cutting device for adapting to the curvature of the metallized film according to claim 2, wherein the upper surface of the fixing plate (505) is symmetrically fixed with L-shaped connecting rods (506), the other ends of the two L-shaped connecting rods (506) are fixedly connected with the outer wall of the connecting block (206), a plurality of conveying rollers (102) are uniformly arranged in the conveying shell (101), the upper roller surfaces of the plurality of conveying rollers (102) are contacted with the lower surface of the metallized film, and the lower roller surfaces of the rollers (501) are in rolling contact with the upper surface of the metallized film.
  5. 5. A cutting device adapted to the curvature of metallized films according to claim 1, characterized in that the lateral cut-off positions of the corresponding blades (301) on the two side walls of the conveying shell (101) are provided with notches (103), and the width of both notches (103) is larger than the width of the knife rest (3).
  6. 6. The cutting device adapting to the curvature of the metallized film according to claim 1, wherein the adjusting component (6) comprises a vertical shaft (601), the bottom end of the vertical shaft (601) is fixedly connected with the top end of the tool rest (3), a driving cavity (2061) is formed in the inner bottom of the connecting block (206), the top end of the vertical shaft (601) is rotatably connected with the cavity top wall of the driving cavity (2061), a first bevel gear (602) is fixedly sleeved on a shaft body of the vertical shaft (601) positioned in the driving cavity (2061), a second bevel gear (603) is connected with an upper tooth surface of the first bevel gear (602) in a meshed mode, a transmission shaft (604) is fixedly arranged in the center of the second bevel gear (603), a reduction gearbox (605) is mounted at the bottom of the side wall of the connecting block (206) through a screw, and the transmission shaft (604) penetrates out of the driving cavity (2061) and is fixedly connected with an output shaft of the reduction gearbox (605).
  7. 7. The cutting device for adapting to the curvature of the metallized film according to claim 6, wherein the vertical shaft (601) and the penetrating position of the transmission shaft (604) and the connecting block (206) are rotatably connected through bearings, the diameter of the second bevel gear (603) is smaller than that of the first bevel gear (602), the micro motor (606) is mounted on the lower surface of the reduction gearbox (605) through bolts, and the output end of the micro motor (606) is connected with the input end of the reduction gearbox (605) through a coupling.
  8. 8. The cutting device for adapting to the curvature of the metallized film according to claim 1, wherein a driving motor (204) is mounted on the top of the side wall of the supporting frame (2) through bolts, an output end of the driving motor (204) penetrates through the wall body of the supporting frame (2) and is connected with a screw rod (203) through a coupling, and the outer wall of the connecting block (206) is in sliding contact with the groove wall of the movable through groove (202).
  9. 9. The cutting device for adapting to the curvature of the metallized film according to claim 1, wherein the upper surface of the workbench (1) is provided with mounting blocks (7) at the end parts of the two side walls of the conveying shell (101) through screws, each mounting block (7) is provided with a movable through groove (701), each movable through groove (701) is provided with a lifting block (702), one surface of each lifting block (702) close to the conveying shell (101) is provided with a transverse shaft (703), and the end part of each transverse shaft (703) is fixedly provided with a butting wheel (704).
  10. 10. The cutting device for adapting to the curvature of the metallized film according to claim 9, wherein each movable through groove (701) is rotatably provided with a vertical threaded rod (705), each lifting block (702) is sleeved on the corresponding threaded rod (705) and is in threaded connection, the top end of each threaded rod (705) penetrates through the top end of the mounting block (7) to be fixed with a rotary handle (706), and the lower wheel surface of each abutting wheel (704) is in rolling contact with the upper surface of the metallized film.

Description

Cutting device suitable for curvature of metallized film Technical Field The invention mainly relates to the technical field of metallized film cutting, in particular to a cutting device adapting to curvature of a metallized film. Background The metallized film is a special composite material formed by precisely depositing a uniform metal layer on the surface of a film substrate by using advanced surface treatment technologies such as vacuum evaporation or sputtering, and the like, and the composite material not only maintains the flexibility and insulation properties of the film substrate, but also has excellent conductivity and electromagnetic shielding performance of the metal layer, so that the metallized film has wide application prospect in the modern electronic industry, and needs to be cut during the production and processing of the metallized film. The utility model provides a metallized film cutting device who describes among the prior art, includes the frame, installs at the cutting structure at frame top, cuts structure, rolling structure, cuts the structure and has cup jointed first lead screw including fixing the first crossbearer at the frame top, the inside activity of first crossbearer, and the second slider has been cup jointed to the external screw thread of first lead screw, and the side of second slider is connected with first telescopic cylinder, and the bottom of first telescopic cylinder is connected with first cutter. The technology can cut off the metallized film without using a cutter additionally, so that the processing efficiency is improved, but in the cutting process, the arc curvature or deflection deformation of the width direction (transverse direction) of the film cannot be adaptively adjusted according to the real-time curvature change of the film by adopting a rigid cutter, so that uneven stress of the film is easy to occur during cutting, uneven notch and burrs are caused at the edge, and the cutting quality and the subsequent processing precision are affected. Disclosure of Invention Based on this, the present invention aims to provide a cutting device adapted to curvature of a metallized film, so as to solve the technical problems set forth in the background art. In order to achieve the above purpose, the present invention provides the following technical solutions: The utility model provides a cutting device of adaptation metallized film camber, includes workstation and the adaptation mechanism that is used for adapting to metallized film camber, the upper surface of workstation is fixed with the support frame of falling U type through the bolt, be located the below of roof on the support frame and be fixed with the diaphragm, the conveying shell of open-top is installed through the screw to the upper surface of workstation, be equipped with the lead screw between the roof of diaphragm top and support frame, the both ends of lead screw all rotate with the both sides support body of support frame and be connected, the cover is equipped with the movable block and is threaded fit connection on the lead screw, the movable through groove has been seted up on the diaphragm, the connecting block is installed through the screw to the bottom of movable block, the below of connecting block is equipped with the knife rest, install the blade through the round pin axle on the knife rest; The adaptation mechanism comprises a sensing component and an adjusting component, wherein the sensing component is arranged in the transverse direction of the blade, the sensing component is connected with the connecting block, the sensing component is used for feeding back transverse deflection curvature data of the metallized film to the external controller, the adjusting component is located between the connecting block and the knife rest and plays a role in connection, and the adjusting component is used for dynamically adjusting the cutting angle of the knife rest according to the fed back data, so that the cutting track of the blade is adapted to the transverse curvature change of the film. This technical scheme is specific, perception subassembly includes gyro wheel and fixed plate, the fixed plate is located the top of gyro wheel, the both ends of gyro wheel all are fixed with the axostylus axostyle, two all overlap on the axostylus axostyle is equipped with the curb plate, two the curb plate is kept away from the one side of gyro wheel and is all embedded with angle displacement sensor, two the top both sides of curb plate all are fixed with supplementary pressure spring, every the top of supplementary pressure spring all is connected with the lower fixed surface of fixed plate. According to the technical scheme, the side walls of the two side plates are provided with limiting plates, the top ends of the four limiting plates are fixedly connected with the lower surface of the fixed plate, and the side walls of the two side plates are in sliding contact with the outer walls of the corres