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CN-224210101-U - Automatic flattening die-cutting mechanism for packaging paperboards

CN224210101UCN 224210101 UCN224210101 UCN 224210101UCN-224210101-U

Abstract

The utility model relates to the technical field of flattening die cutting machines and discloses an automatic flattening die cutting mechanism for packaging paperboards, which comprises a conveying frame, wherein a flattening machine and a mounting frame are arranged at the top of the conveying frame, a hydraulic machine is arranged at the top of the mounting frame, a connecting plate is fixedly connected to the output end of the hydraulic machine, a buffer assembly is arranged at the bottom of the connecting plate, an abutting plate is arranged at the bottom of the buffer assembly, a fixing assembly is arranged at the bottom of the abutting plate, a die is connected to the bottom of the abutting plate in a sliding manner, a sensor is arranged on the inner side of the mounting frame, the buffer assembly comprises a connecting frame, and a sliding block is connected to the outer side of the connecting frame in a sliding manner. In the utility model, the mould contacts with the carton, the butt plate pushes the sliding block to squeeze the buffer spring through the connecting rod, the spring deformation absorbs the overload pressure of the hydraulic press, the damage of rigid impact to the cutting edge of the mould is reduced, the buffer design enables the pressure transmission to be more gentle, and the service life of the mould is prolonged.

Inventors

  • YANG JIE
  • LI ZHIGUO

Assignees

  • 大连联盈包装有限公司

Dates

Publication Date
20260508
Application Date
20250326

Claims (8)

  1. 1. The automatic flattening die-cutting mechanism for the packaging paper boards comprises a conveying rack (1) and is characterized in that a flattening machine (2) and a mounting frame (3) are arranged at the top of the conveying rack (1), a hydraulic machine (4) is arranged at the top of the mounting frame (3), a connecting plate (5) is fixedly connected to the output end of the hydraulic machine (4), a buffer assembly is arranged at the bottom of the connecting plate (5), an abutting plate (6) is arranged at the bottom of the buffer assembly, a fixing assembly is arranged at the bottom of the abutting plate (6), a die (7) is connected to the bottom of the abutting plate (6) in a sliding mode, and a sensor (23) is arranged on the inner side of the mounting frame (3); The buffer assembly comprises a connecting frame (8), a sliding block (9) is slidably connected to the outer side of the connecting frame (8), a connecting rod (10) is rotatably connected to the bottom of the sliding block (9), and the connecting rod (10) is rotatably connected to the top of the butt joint plate (6).
  2. 2. The automatic flattening die-cutting mechanism for packaging paperboards according to claim 1, wherein a buffer spring (11) is sleeved on the periphery of the connecting frame (8), and the buffer spring (11) is arranged on the side face of the sliding block (9).
  3. 3. The automatic flattening die-cutting mechanism of packaging paper boards according to claim 1, wherein the fixing assembly comprises a protective shell (13), the protective shell (13) is fixedly connected to the bottom of the butt plate (6), a sliding rod (14) is connected to the interior of the protective shell (13) in a sliding mode, a clamping block (15) is fixedly connected to one end of the sliding rod (14), and a rotary handle (16) is connected to the other end of the sliding rod (14) in a rotating mode.
  4. 4. The automatic flattening die-cutting mechanism for packaging paperboards, as set forth in claim 3, characterized in that a baffle plate (17) is fixedly connected to the side face of the protective shell (13), the sliding rod (14) is slidably connected to the inside of the baffle plate (17), a telescopic spring (18) is sleeved on the periphery of the sliding rod (14), and the telescopic spring (18) is arranged between the clamping block (15) and the baffle plate (17).
  5. 5. The automatic flattening die-cutting mechanism of packaging paper boards as claimed in claim 3, wherein a clamping groove (19) is formed in the side face of the die (7), and the clamping block (15) is clamped with the clamping groove (19).
  6. 6. The automatic flattening die-cutting mechanism of packaging paper board as set forth in claim 3, wherein a limiting groove (20) is formed in the rotary handle (16), and the sliding rod (14) is rotatably connected in the limiting groove (20).
  7. 7. The automatic flattening die-cutting mechanism for packaging paperboards according to claim 3, wherein a positioning block (21) is fixedly connected to the inner side of the die (7), a positioning groove (22) is formed in the side face of the butt joint plate (6), and the positioning block (21) is slidably connected to the inner portion of the positioning groove (22).
  8. 8. The automatic flattening die-cutting mechanism for packaging paperboards according to claim 1, wherein a telescopic rod (12) is fixedly connected to the bottom of the connecting plate (5), and the end part of the telescopic rod (12) is fixedly connected to the top of the butt joint plate (6).

Description

Automatic flattening die-cutting mechanism for packaging paperboards Technical Field The utility model relates to the technical field of flattening die cutting machines, in particular to an automatic flattening die cutting mechanism for packaging paperboards. Background The flattening die-cutting mechanism is high-efficiency automatic equipment, is mainly used for flattening, die-cutting and forming of paperboards, automatically feeds the paperboards into a flattening device through a conveyor belt system, ensures that the surfaces are smooth, then enters a die-cutting unit, and is cut by a precise die. The flattening die cutting mechanism mainly comprises a conveyor belt system, a flattening device, a die cutting unit and a control system, the paperboard is conveyed into the flattening device through the conveyor belt, warpage is eliminated, flatness is guaranteed, the paperboard enters the die cutting unit, the die cutting unit is cut and molded by a precise die, the whole process is coordinated by the automatic control system, efficient and accurate continuous operation is achieved, the flattening die cutting mechanism is suitable for processing of a large number of paperboards, and production efficiency and quality are remarkably improved. The existing flattening die-cutting mechanism can efficiently and accurately continuously perform flattening die-cutting operation, but when the paperboard is die-cut, the die cutting edge is easy to crack and passivate due to the lack of a buffer mechanism, abrasion is accelerated, the service life is shortened, and meanwhile, the maintenance cost is increased. Disclosure of utility model In order to make up for the defects, the utility model provides an automatic flattening die-cutting mechanism for packaging paperboards, and aims to solve the problems that a buffer mechanism is lacking in the prior art, die-cutting pressure is too high, die abrasion is easy to accelerate, and service life is shortened. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The automatic flattening die-cutting mechanism for the packaging paper boards comprises a conveying rack, wherein a flattening machine and a mounting frame are arranged at the top of the conveying rack, a hydraulic machine is arranged at the top of the mounting frame, a connecting plate is fixedly connected to the output end of the hydraulic machine, a buffer component is arranged at the bottom of the connecting plate, an abutting plate is arranged at the bottom of the buffer component, a fixing component is arranged at the bottom of the abutting plate, a die is slidingly connected to the bottom of the abutting plate, and a sensor is arranged at the inner side of the mounting frame; As a further description of the above technical solution: The periphery of the connecting frame is sleeved with a buffer spring, and the buffer spring is arranged on the side surface of the sliding block; As a further description of the above technical solution: the fixing assembly comprises a protective shell, the protective shell is fixedly connected to the bottom of the butt joint plate, a slide bar is connected inside the protective shell in a sliding mode, a clamping block is fixedly connected to one end of the slide bar, and a rotating handle is connected to the other end of the slide bar in a rotating mode; As a further description of the above technical solution: The side face of the protective shell is fixedly connected with a baffle, the sliding rod is connected inside the baffle in a sliding mode, a telescopic spring is sleeved on the periphery of the sliding rod, and the telescopic spring is arranged between the clamping block and the baffle; As a further description of the above technical solution: A clamping groove is formed in the side face of the die, and the clamping block is clamped with the clamping groove; As a further description of the above technical solution: A limiting groove is formed in the rotary handle, and the sliding rod is rotationally connected to the inside of the limiting groove; As a further description of the above technical solution: the inner side of the die is fixedly connected with a positioning block, a positioning groove is formed in the side face of the butt joint plate, and the positioning block is in sliding connection with the inside of the positioning groove; As a further description of the above technical solution: The bottom fixedly connected with telescopic link of connecting plate, the tip fixed connection of telescopic link is in the top of butt joint board. The utility model has the following beneficial effects: 1. According to the utility model, when the mould contacts the carton, the butt plate is stressed to drive the connecting rod to push the sliding block to squeeze the buffer spring, the instantaneous overload pressure of the hydraulic machine is absorbed through the deformation of the spring, the damage of rigid impact to the