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CN-122008626-A - Automatic bottom buckling forming device for packaging box

CN122008626ACN 122008626 ACN122008626 ACN 122008626ACN-122008626-A

Abstract

The invention belongs to the technical field of packaging box processing equipment, and discloses an automatic bottom buckling forming device for a packaging box. The conveyor belt of the feeding and conveying unit is provided with a positioning groove and a side barrier strip to ensure the horizontal stable conveying of the packing box, the bottom buckling forming unit is sequentially provided with a first edge folding mechanism, a second edge folding mechanism, a third edge folding mechanism and a buckling mechanism along the conveying direction to respectively finish the folding and buckling of four sides of the bottom of the box, and the discharging and conveying unit receives and outputs a finished product. The device is provided with a driving unit to uniformly drive all mechanisms, and the position of the packaging box is monitored in real time through a detection control unit, so that accurate control of action time sequence is realized. The folding arm and the buckling mould are both provided with flexible contact parts to prevent the damage of the box body, and the buckling mould is provided with a bulge matched with the shape of the folded edge to ensure firm buckling. The device degree of automation is high, the hem is accurate, the structure is light and handy interchangeable mould, is applicable to the high-efficient production of multiple specification packing carton.

Inventors

  • LIU WENJUN

Assignees

  • 广东金汉隆智能装备科技有限公司

Dates

Publication Date
20260512
Application Date
20260326

Claims (10)

  1. 1. The automatic bottom buckling forming device for the packaging box is characterized by comprising a feeding conveying unit, a bottom buckling forming unit and a discharging conveying unit, wherein the feeding conveying unit is used for conveying the packaging box to be buckled, and a positioning groove is formed in the conveying belt surface of the feeding conveying unit, so that the packaging box is horizontally conveyed with the bottom surface facing the bottom buckling forming unit; The buckling bottom forming unit is sequentially provided with a first folding mechanism, a second folding mechanism and a buckling mechanism along the conveying direction, the first folding mechanism comprises a first folding arm and a first driving piece, the first folding arm rotates under the driving of the first driving piece and folds one side edge of the bottom of the packaging box inwards, the second folding mechanism comprises a second folding arm and a second driving piece, the second folding arm rotates under the driving of the second driving piece and folds the other side edge of the bottom of the packaging box inwards, the folding direction of the second folding arm is perpendicular to the folding direction of the first folding arm, the buckling mechanism comprises a buckling die and a third driving piece, the buckling die moves towards the bottom of the packaging box under the driving of the third driving piece, and the buckling mechanism is used for buckling the folded side edge to form the bottom of the packaging box; The blanking conveying unit is positioned at the bottom buckling forming unit and is used for conveying the packaging box with the formed bottom buckling.
  2. 2. The automatic bottom buckling forming device for the packaging box according to claim 1, wherein the bottom buckling forming unit further comprises a mounting frame, the bottom buckling forming unit is fixedly arranged on the feeding conveying unit through the mounting frame, the second edge buckling mechanism is arranged at the downstream of the first edge buckling mechanism, a third edge buckling mechanism is arranged between the second edge buckling mechanism and the buckling mechanism, the third edge buckling mechanism comprises a fixing seat and a fixing edge buckling arm, the third edge buckling mechanism is fixedly arranged on the feeding conveying unit through the fixing seat, the fixing edge buckling arm is a guiding edge buckling piece, the guiding edge buckling piece is provided with a guiding part, a buckling part and a fixing part, the guiding part of the guiding edge buckling piece is a guiding curved surface, the buckling part of the guiding edge buckling piece is a pressing straight surface, the other side of the bottom of the packaging box is folded through the guiding edge buckling piece, the buckling direction of the guiding edge buckling piece is opposite to the buckling direction of the second edge buckling arm, and the guiding edge buckling piece is provided with a guiding edge buckling hole through the guiding edge buckling piece, and the guiding edge buckling piece is fixedly arranged on the fixing edge buckling piece through the fixing seat.
  3. 3. The automatic bottom buckling forming device for the packaging box according to claim 2, further comprising a driving unit, wherein the driving unit is provided with a driving motor and a transmission mechanism, the driving motor is fixedly arranged on the mounting frame, the transmission mechanism is in transmission connection with the driving motor, and the first driving piece of the first edge buckling mechanism, the second driving piece of the second edge buckling mechanism and the third driving piece of the buckling mechanism are in transmission connection with the transmission mechanism.
  4. 4. The automatic bottom buckling and forming device for the packaging box according to claim 3, wherein the first folding arm of the first folding mechanism, the second folding arm of the second folding mechanism, the fixed folding arm of the third folding mechanism and the buckling die of the buckling mechanism are all provided with flexible contact parts, the flexible contact parts are made of rubber or silica gel, and the flexible contact parts are used for avoiding damaging the surface of the box body of the packaging box in the folding process.
  5. 5. The automatic bottom-buckling forming device for packaging boxes according to claim 3, wherein the buckling mold comprises a buckling part and an assembling part, the buckling part of the buckling mold is provided with a protrusion which is matched with the shape of the bottom edge of the packaging box in shape, and the depth of the protrusion is larger than the thickness of the bottom edge of the packaging box, so that the side edges are completely embedded and tightly attached during buckling.
  6. 6. The automatic bottom buckling and forming device for the packaging box according to claim 3, wherein side blocking strips are arranged on two sides of the conveying belt of the feeding conveying unit, and the height of each side blocking strip is smaller than half of the height of the packaging box and used for transversely limiting the packaging box and preventing the packaging box from shifting in the conveying process.
  7. 7. The automatic bottom-buckling forming device for the packaging box according to claim 3, further comprising a detection control unit, wherein the detection control unit is provided with a photoelectric sensor, the photoelectric sensor is used for detecting the position of the packaging box and transmitting detection signals to a controller, and the controller is in communication connection with the driving unit so as to realize action time sequence control of each folding mechanism and buckling mechanism.
  8. 8. The automatic bottom buckling forming device for the packaging boxes according to claim 3, wherein the conveying surface of the blanking conveying unit is lower than the lowest point of a buckling die of the bottom buckling forming unit, a guiding slope is arranged below the buckling die, and the guiding slope is used for guiding the packaging boxes with bottoms buckled to slide into the blanking conveying unit.
  9. 9. An automatic bottom-buckling forming device for packaging boxes according to claim 3, wherein the mounting frame is formed by splicing aluminum alloy sections.
  10. 10. The automatic bottom-buckling forming device for packaging boxes according to claim 3, wherein the folding angle ranges of the first folding arm of the first folding mechanism, the second folding arm of the second folding mechanism and the fixed folding arm of the third folding mechanism to the side edges are 90 degrees plus or minus 5 degrees, so that the bottom-buckling of the packaging boxes can be matched with the buckling die.

Description

Automatic bottom buckling forming device for packaging box Technical Field The invention belongs to the technical field of packaging box processing equipment, and particularly relates to an automatic bottom buckling forming device for a packaging box. Background In the field of packaging box manufacturing, particularly in the automatic processing process of paper box products, the bottom forming process is a key link for determining the quality and the production efficiency of finished products. The traditional process usually adopts a manual or semi-automatic mode to finish the flanging and buckling of the box bottom, and the mode not only depends on a large number of skilled workers, but also easily solves the problems of inconsistent flanging angles, uneven buckling force and the like during long-time repeated operation, so that the bottom of the packaging box is not tightly sealed, the appearance quality is uneven, and even the stability in the subsequent packaging and transportation processes is influenced. In addition, high-speed continuous production is difficult to realize by manual operation, the productivity is limited, and meanwhile, the labor cost and the management difficulty of enterprises are increased. Although partially automated flanging equipment has appeared in the market, most of the equipment has complex structure and huge volume, lacks good adaptability to packaging boxes with different specifications and shapes, and the flanging mechanism is mainly made of rigid materials to directly contact with the box body, so that the surface of the paper box is easily scratched or crushed in the operation process, and the equipment is especially not suitable for high-end products with easily scratched surfaces or fragile materials. More importantly, the existing equipment often lacks accurate time sequence control and position detection mechanisms, so that deviation of each actuating mechanism occurs on action engagement, and the stability and yield of whole-line operation are affected. Therefore, how to design a device which can automatically complete the folding and buckling of multiple sides, has a compact structure, can quickly change the die to adapt to multiple specifications of packaging boxes, and effectively protects the surface of the box body in the folding and buckling processes is a technical problem to be solved in the industry. Therefore, the invention provides an automatic bottom buckling forming device for a packing box. Disclosure of Invention In view of the above problems in the prior art, the invention aims to provide an automatic bottom buckling forming device for a packing box, which realizes full automation of flanging and buckling, accurate flanging, box body protection, light and handy structure, die replacement, adaptation to a plurality of specifications of paper boxes and improvement of efficiency and quality. The aim of the invention can be achieved by the following technical scheme: The automatic bottom buckling forming device for the packaging box comprises a feeding conveying unit, a bottom buckling forming unit and a discharging conveying unit, wherein the feeding conveying unit is used for conveying the packaging box to be buckled, and a positioning groove is formed in the conveying belt surface of the feeding conveying unit, so that the packaging box is horizontally conveyed with the bottom face facing the bottom buckling forming unit; The buckling bottom forming unit is sequentially provided with a first folding mechanism, a second folding mechanism and a buckling mechanism along the conveying direction, the first folding mechanism comprises a first folding arm and a first driving piece, the first folding arm rotates under the driving of the first driving piece and folds one side edge of the bottom of the packaging box inwards, the second folding mechanism comprises a second folding arm and a second driving piece, the second folding arm rotates under the driving of the second driving piece and folds the other side edge of the bottom of the packaging box inwards, the folding direction of the second folding arm is perpendicular to the folding direction of the first folding arm, the buckling mechanism comprises a buckling die and a third driving piece, the buckling die moves towards the bottom of the packaging box under the driving of the third driving piece, and the buckling mechanism is used for buckling the folded side edge to form the bottom of the packaging box; The blanking conveying unit is positioned at the bottom buckling forming unit and is used for conveying the packaging box with the formed bottom buckling. As a further preferable technical scheme of the invention, the bottom buckling forming unit further comprises a mounting frame, the bottom buckling forming unit is mounted and fixed on the feeding conveying unit through the mounting frame, the second flanging mechanism is arranged at the downstream of the first flanging mechanism, a third flanging