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CN-224198888-U - Packaging film slitting device

CN224198888UCN 224198888 UCN224198888 UCN 224198888UCN-224198888-U

Abstract

The utility model provides a packaging film slitting device, which comprises a slitting machine body, an unreeling component, a tensioning and adjusting component, a film slitting component and a reeling component, and the film slitting device only needs to unscrew a fixing bolt when the cutting width of a film needs to be adjusted by the aid of the cooperative work among a cutting knife rest, a fixing knife rest and a cutting knife blade, so that the cutting knife rest is moved to drive the knife blade to move, the cutting width of the film is adjusted, the adjusting efficiency is accelerated, the processing efficiency is ensured, and the tension and the adjusting of the film are realized by the cooperative work among the tensioning and adjusting components, so that the film cutting precision is poor due to over-loosening or over-tightening of the film, and the quality of a final film is effectively improved.

Inventors

  • WANG JUN

Assignees

  • 浙江皓智新材料科技有限公司

Dates

Publication Date
20260505
Application Date
20250506

Claims (6)

  1. 1. The utility model provides a packaging film cutting device, includes the cutting machine body, its characterized in that still includes: The unreeling assembly is arranged in the splitting machine body, and the unreeling assembly carries the film roll; The tensioning and adjusting assembly is arranged in the splitting machine body, and the tensioning and adjusting assembly is used for adjusting the tensioning force of the film; The film slitting assembly is arranged in the slitting machine body and is used for slitting the film; And the winding component is arranged in the splitting machine body, and is used for winding the film.
  2. 2. A packaging film slitting apparatus as defined in claim 1, wherein the unwind assembly comprises: The rotary motor is arranged in the splitting machine body, and the rotary end of the rotary motor is inwards arranged; The rotary wheel is connected with the rotary end of the rotary motor, and the surface of the rotary wheel is provided with a first clamping part; The electric telescopic rod is arranged in the splitting machine body, and the telescopic end of the electric telescopic rod is arranged towards the rotary motor; The fixed wheel is arranged on the telescopic end of the electric telescopic rod, and one side of the fixed wheel is provided with a clamping part II; The air expansion roller is arranged between the rotary wheel and the fixed wheel, and clamping grooves matched with the first clamping part and the second clamping part are formed in two sides of the air expansion roller.
  3. 3. A packaging film slitting device according to claim 1, wherein the tensioning adjustment assembly comprises: the guide roller is arranged in the splitting machine body and is used for guiding the film; the fixed support is arranged in the splitting machine body and is internally provided with a movable groove; the guide bracket is arranged in the splitting machine body and is internally provided with a guide groove; The guide post is arranged in the guide groove of the guide bracket; the first rotary motor is arranged in the fixed bracket, and the rotary end of the first rotary motor is arranged towards the fixed bracket; The rotary lead screw is rotatably arranged in the fixed bracket, and the top of the rotary lead screw is connected with the rotary end of the first rotary motor; The tensioning roller is sleeved on the guide post on one side, a threaded hole is formed in the other side of the tensioning roller, the threaded hole and the rotary screw rod form threaded fit, and the tensioning roller can move up and down under the drive of the rotary screw rod.
  4. 4. A packaging film slitting apparatus according to claim 1, wherein the film slitting assembly comprises: The cutting roller is rotatably arranged in the splitting machine body, cutting grooves are formed in the surface of the cutting roller, and the cutting grooves are arranged at intervals; the movable guide rail is arranged in the splitting machine body; the cutting tool rest is arranged on the movable guide rail in a sliding manner, a first threaded hole is formed in the top of the cutting tool rest, and a mounting space is formed in the bottom of the cutting tool rest; the fixing bolt is arranged in the first threaded hole of the cutting tool rest, the fixing bolt and the first threaded hole form threaded fit, and the cutting tool rest is fixed by the fixing bolt; And the cutting blade is arranged at the bottom of the cutting knife rest, is positioned in a cutting groove of the cutting roller and cuts the film.
  5. 5. A packaging film slitting apparatus as defined in claim 1, wherein the winding assembly comprises: The guide rollers are provided with a pair, and the guide rollers guide the cut film; The sliding guide rails are provided with a pair of sliding guide rails, and the sliding guide rails are arranged in the splitting machine body at intervals; the rack is arranged at the bottom of the splitting machine body; The rolling support is provided with two groups, and is arranged on the sliding guide rail in a sliding manner, and the bottom of the rolling support is provided with an assembly part; The second rotary motor is arranged on one side of the assembly part of the winding bracket, and the rotary end of the second rotary motor is arranged in the assembly part; The transmission gear is arranged in the assembly part of the winding bracket, one side of the transmission gear is connected with the rotating end of the second rotating motor, the transmission gear is meshed with the rack, and the transmission gear is meshed with the rack to drive the winding bracket to move; The winding motor is arranged on the winding bracket; The driving wheel is sleeved on the rotating end of the winding motor; the driven wheel is rotatably arranged in the winding bracket; The driving wheel is sleeved with the driving wheel, the driven wheel is driven to rotate by the driving wheel through the driving belt; The first winding head is connected with the driven wheel; The second electric telescopic rod is arranged on the winding bracket, and the telescopic end of the second electric telescopic rod faces towards the winding motor; The second winding head is rotationally arranged on the telescopic end of the electric telescopic rod, and the first winding head and the second winding head are matched to fix the film roll; And the winding roller is arranged between the first winding head and the second winding head, and is used for winding the film.
  6. 6. A packaging film slitting apparatus according to claim 2, wherein the rotary motor is a stepper motor or a servo motor.

Description

Packaging film slitting device Technical Field The utility model relates to the technical field of packaging film slitting, in particular to a packaging film slitting device. Background Patent document CN221396492U discloses a winding film slitting rewinder convenient for discharging, which comprises a winding film slitting mechanism and a winding film rewinding frame, wherein two groups of rewinding motors are arranged on the outer wall of one side of the winding film rewinding frame, the winding film rewinding frame is U-shaped, a lower rewinding shaft and an upper rewinding shaft are arranged on the winding film rewinding frame, and axial limiting strips are arranged on the outer walls of the lower rewinding shaft and the upper rewinding shaft. According to the utility model, the lower rewinding shaft and the upper rewinding shaft are arranged on the winding film rewinding frame, two adjacent winding films can be rewound respectively, contact between the adjacent winding films is prevented, the slit winding films can be rewound through the rewinding inner cores arranged on the lower rewinding shaft and the upper rewinding shaft, the lower rewinding shaft and the upper rewinding shaft are respectively matched with the output shafts of the two groups of rewinding motors in an inserting manner, so that the winding film rewinding machine is convenient to mount or dismount, and the rewound inner cores after the winding is finished are convenient to dismount. However, when the slitting machine needs to cut film rolls with different sizes, the adjustment of the slitting knife is complex, the replacement time of the slitting knife is increased, the production efficiency is reduced, and meanwhile, the conventional slitting machine cannot adjust the cutting tension of the film, so that the cutting precision of the film is lower. Therefore, there is a need for an improvement in such a structure to overcome the above-mentioned drawbacks. Disclosure of utility model The utility model aims to provide a packaging film slitting device which is used for solving the problems in the background art. The utility model adopts the technical proposal for solving the technical problems that: The utility model provides a packaging film cuts device, includes the cutting machine body, still includes: The unreeling assembly is arranged in the splitting machine body, and the unreeling assembly carries the film roll; The tensioning and adjusting assembly is arranged in the splitting machine body, and the tensioning and adjusting assembly is used for adjusting the tensioning force of the film; The film slitting assembly is arranged in the slitting machine body and is used for slitting the film; And the winding component is arranged in the splitting machine body, and is used for winding the film. The utility model is further arranged that the unreeling assembly comprises: The rotary motor is arranged in the splitting machine body, and the rotary end of the rotary motor is inwards arranged; The rotary wheel is connected with the rotary end of the rotary motor, and the surface of the rotary wheel is provided with a first clamping part; The electric telescopic rod is arranged in the splitting machine body, and the telescopic end of the electric telescopic rod is arranged towards the rotary motor; The fixed wheel is arranged on the telescopic end of the electric telescopic rod, and one side of the fixed wheel is provided with a clamping part II; The air expansion roller is arranged between the rotary wheel and the fixed wheel, and clamping grooves matched with the first clamping part and the second clamping part are formed in two sides of the air expansion roller. The utility model is further arranged that the tensioning adjustment assembly comprises: the guide roller is arranged in the splitting machine body and is used for guiding the film; the fixed support is arranged in the splitting machine body and is internally provided with a movable groove; the guide bracket is arranged in the splitting machine body and is internally provided with a guide groove; The guide post is arranged in the guide groove of the guide bracket; the first rotary motor is arranged in the fixed bracket, and the rotary end of the first rotary motor is arranged towards the fixed bracket; The rotary lead screw is rotatably arranged in the fixed bracket, and the top of the rotary lead screw is connected with the rotary end of the first rotary motor; The tensioning roller is sleeved on the guide post on one side, a threaded hole is formed in the other side of the tensioning roller, the threaded hole and the rotary screw rod form threaded fit, and the tensioning roller can move up and down under the drive of the rotary screw rod. The present utility model is further configured such that the film slitting assembly comprises: The cutting roller is rotatably arranged in the splitting machine body, cutting grooves are formed in the surface of the cutting roller, and the cut