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CN-121989320-A - Accurate feeding and positioning device of automatic die cutting machine

CN121989320ACN 121989320 ACN121989320 ACN 121989320ACN-121989320-A

Abstract

The invention relates to the technical field of die cutting machines, in particular to a precise feeding and positioning device of an automatic die cutting machine, which comprises a machine body, wherein one side of the machine body is fixedly connected with a machine seat, a positioning mechanism is arranged on the machine seat, the lifting plate is arranged above the machine base, two feeding mechanisms are fixedly connected to the machine base in a symmetrical structure, a pushing frame is arranged on the other side of the machine base in a sliding fit mode, and transmission mechanisms are arranged in the machine bases on two sides of the pushing frame in a rotating connection mode. Through setting up positioning mechanism, through two fixed right angle framves and two movable right angle framves, can carry out spacingly to packing plate four corners department of stacking, ensure that packing plate can not lead to the fact the position change because of vibration or skew in the pay-off process to improved the cutting accuracy of cross cutting machine, ensured that the finished product accords with design specification, can promote material feeding unit's overall function and operation effect effectively, can exert its effect better in complicated and high-requirement production environment, bring higher production efficiency and quality control.

Inventors

  • ZHAO MIN
  • GONG ZHAOGANG
  • WANG YU
  • XU JUN

Assignees

  • 东台世恒机械科技有限公司

Dates

Publication Date
20260508
Application Date
20260228

Claims (9)

  1. 1. The accurate feeding and positioning device of the automatic die-cutting machine comprises a machine body (1) and is characterized in that one side of the machine body (1) is fixedly connected with a machine base (2), a positioning mechanism (3) is arranged on the machine base (2), a lifting plate (4) is arranged above the machine base (2), two feeding mechanisms (5) are fixedly connected to the machine base (2) in a symmetrical structure, a pushing frame (6) is arranged on the other side of the machine base (2) in a sliding fit mode, and transmission mechanisms (7) are arranged in the machine base (2) on two sides of the pushing frame (6) in a rotating connection mode.
  2. 2. The precise feeding and positioning device of the automatic die-cutting machine according to claim 1, wherein the top end of the middle part of the machine base (2) is symmetrically provided with two guiding chute (201), and the top surface of the machine base (2) close to one end of the pushing frame (6) is provided with a chute (202).
  3. 3. The precise feeding and positioning device of the automatic die-cutting machine according to claim 2, wherein the positioning mechanism (3) comprises four right-angle frames (301), two right-angle frames (301) close to the machine body (1) are fixedly connected with the machine base (2), the bottom ends of the other two right-angle frames (301) are fixedly connected with guide blocks (302), and the guide blocks (302) are arranged in a sliding fit with the inner wall of the guide chute (201).
  4. 4. The precise feeding and positioning device of the automatic die-cutting machine according to claim 3, wherein moving blocks (401) are fixedly connected to two ends of the material lifting plate (4), screw rods (402) are arranged on the moving blocks (401) in a penetrating threaded mode, the bottom ends of the screw rods (402) are arranged in a penetrating and rotating mode with the machine base (2), first motors (403) are fixedly connected to the bottom ends of the screw rods (402), the first motors (403) are fixedly connected with the machine base (2), and four corners of the material lifting plate (4) are arranged in a sliding fit mode with the right-angle frames (301).
  5. 5. The precise feeding and positioning device of the automatic die-cutting machine according to claim 4, wherein the feeding mechanism (5) comprises a fixing frame (501), the fixing frame (501) is located above the right-angle frame (301), two supporting columns (502) are fixedly connected to the bottom of the fixing frame (501), the bottom ends of the supporting columns (502) are fixedly connected with the machine base (2), two belt wheels (503) are rotatably connected to the inner wall of the fixing frame (501) in a symmetrical structure, a motor II (504) is fixedly connected to the upper side of one end of the fixing frame (501), and the output end of the motor II (504) is fixedly connected with one of the belt wheels (503).
  6. 6. The precise feeding and positioning device of the automatic die-cutting machine according to claim 5, wherein a belt (505) is arranged between the two belt wheels (503) in a friction transmission mode, a feeding rod (506) is fixedly connected to the outer wall of the belt (505), a transmission rack (507) is fixedly connected to one side of the belt (505), the top end of the screw rod (402) penetrates through the bottom of the fixing frame (501) to extend to the upper portion and is fixedly connected with a transmission wheel (404), and the transmission wheel (404) is meshed with the transmission rack (507).
  7. 7. The precise feeding and positioning device of the automatic die-cutting machine according to claim 2, wherein a sliding block (601) is fixedly connected to the bottom end of the pushing frame (6), the sliding block (601) is arranged in sliding fit with the inner wall of the sliding groove (202), a hydraulic rod (602) is fixedly connected to the bottom end of the sliding block (601), the other end of the hydraulic rod (602) is fixedly connected with the machine base (2), auxiliary positioning frames (603) are fixedly connected to two sides of the pushing frame (6), and the auxiliary positioning frames (603) are arranged in a right-angle structure.
  8. 8. The precise feeding and positioning device of the automatic die-cutting machine according to claim 7, wherein the transmission mechanism (7) comprises a transmission rod (701), universal joints (702) are fixedly connected to two ends of the transmission rod (701), one end of one universal joint (702) extends into the guide chute (201) and is fixedly connected with a threaded rod (703), the threaded rod (703) is rotatably connected with the inner wall of the guide chute (201), and the outer wall of the threaded rod (703) is in threaded connection with the guide block (302).
  9. 9. The precise feeding and positioning device of the automatic die-cutting machine according to claim 8, wherein the universal joint (702) at the other end is rotatably connected with the inner wall of the machine base (2), an adjusting wheel (704) is fixedly connected with one end, close to the sliding block (601), of the universal joint (702), adjusting racks (604) are fixedly connected with two sides of the sliding block (601), and the adjusting racks (604) are meshed with the adjusting wheel (704) for transmission.

Description

Accurate feeding and positioning device of automatic die cutting machine Technical Field The invention relates to the technical field of die cutting machines, in particular to a precise feeding and positioning device of an automatic die cutting machine. Background A die cutter is an apparatus for cutting various materials such as paper, plastic, leather, cloth, and metal sheets into specific shapes and sizes. It plays an important role in printing, packaging, manufacturing and numerous other industries. The die cutting machine operates on the principle of cutting a material into a predetermined shape by means of a die or cutter. The prior art publication No. CN210477132U provides an automatic feeding device of a die-cutting machine, a lifting assembly and a pushing assembly are arranged on a frame, the lifting assembly drives a packing plate to lift and lift to the pushing assembly, the packing plate is pushed into the die-cutting machine to be cut through the pushing assembly, the labor intensity of workers is greatly reduced, the safety is high, a reciprocating structure is arranged on the frame, when a motor rotates, a fixing rod is driven to rotate, a gear is driven to rotate, so that a rack plate is driven to move, a movable frame is driven to reciprocate simultaneously, the pushing rod is driven to move, pushing is carried out, and the packing is conveyed to the die-cutting machine to be subjected to die-cutting operation, and the automatic feeding device is simple in structure and convenient to operate. When the prior art is used, the limit structure for the packing plate is lacking, and the packing plate is easily influenced by the vibration of the machine body in the feeding and processing processes to shift or shift. This may not only result in the packaging board not being able to enter the cutting area of the die-cutting machine exactly, but also affect the cutting accuracy and thus the quality of the final product. In summary, in the prior art, a technique of adopting a limit feeding for a packaging board is lacking. Disclosure of Invention The invention aims to solve the defects in the background technology and provides a precise feeding and positioning device of an automatic die-cutting machine. In order to achieve the purpose, the technical scheme includes that the accurate feeding and positioning device of the automatic die-cutting machine comprises a machine body, wherein one side of the machine body is fixedly connected with a machine seat, a positioning mechanism is arranged on the machine seat, a material lifting plate is arranged above the machine seat, two feeding mechanisms are fixedly connected and arranged on the machine seat in a symmetrical structure, a material pushing frame is arranged on the other side of the machine seat in a sliding fit mode, and transmission mechanisms are arranged in the machine seats on two sides of the material pushing frame in a rotating connection mode. Preferably, the top end of the middle part of the machine base is provided with two guiding inclined slots in a symmetrical structure, and the top surface of the machine base, which is close to one end of the pushing frame, is provided with a sliding slot. Preferably, the positioning mechanism comprises four right angle frames, wherein two right angle frames close to the machine body are fixedly connected with the machine base, the other two right angle frames are fixedly connected with the bottom ends of the right angle frames and are provided with guide blocks, and the guide blocks are arranged in sliding fit with the inner walls of the guide chute. Preferably, the equal fixed connection in lifter plate both ends is provided with the movable block, run through threaded connection on the movable block and be provided with the lead screw, the lead screw bottom runs through rotation with the frame and is connected the setting, lead screw bottom fixed connection is provided with motor one, motor one and frame fixed connection set up, lifter plate four corners department all sets up with right angle frame sliding fit. Preferably, the feeding mechanism comprises a fixing frame, the fixing frame is located right angle frame top, fixing frame bottom fixed connection is provided with two support columns, support column bottom and frame fixed connection set up, the fixing frame inner wall is symmetrical structure rotation connection and is provided with two pulleys, fixing frame one end upside fixed connection is provided with motor two, motor two output and one of them band pulley fixed connection set up. Preferably, a belt is arranged between the two belt wheels in a friction transmission manner, a feeding rod is fixedly connected to the outer wall of the belt, a transmission rack is fixedly connected to one side of the belt, the top end of the screw rod penetrates through the bottom of the fixing frame to extend to the upper portion and is fixedly connected with a transmission wheel, and the transmission whe