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CN-224224667-U - Three-fold plastic bag device

CN224224667UCN 224224667 UCN224224667 UCN 224224667UCN-224224667-U

Abstract

The utility model relates to the technical field of plastic bag production, in particular to a three-fold plastic bag device, which comprises a frame, a folding station and a three-fold station which are sequentially arranged on the frame, a manipulator which reciprocates between the upper sides of the three stations, wherein the clamping direction of the manipulator is arranged towards the folding station, a carrying belt with one end fixedly arranged with the frame is arranged on the frame, the non-fixed side of the carrying belt is arranged around a first roller, the first roller is movably arranged on the frame along roller frames on two sides, the folding station is an area between the fixedly connected position of the carrying belt and the frame and the winding position of the first roller, a first pressing plate which is arranged towards the folding station is arranged above the folding station, and the three-fold station is positioned under the movement path of the manipulator.

Inventors

  • YI LIANGCHUAN
  • Yi Liangqiang

Assignees

  • 嘉兴海强机械科技有限公司

Dates

Publication Date
20260512
Application Date
20250611
Priority Date
20240925

Claims (10)

  1. 1. The three-fold plastic bag device is characterized by comprising a frame (5), a folding station (1), a folding station (2) and a three-fold station (3) which are sequentially arranged on the frame (5), a manipulator (4) which reciprocates between the upper sides of the three stations, a carrying belt (101) with one end fixedly arranged with the frame (5) is arranged on the frame (5), the non-fixed side of the carrying belt (101) is arranged around a first roller (102), the first roller (102) is movably arranged on the frame (5) along roller frames (103) at two sides, the folding station (1) is an area between the fixedly connected position of the carrying belt (101) and the frame (5) and the position of the first roller (102), a first pressing plate (201) which is arranged above the folding station (2) and is arranged towards the direction of the folding station (2), and the three-fold station (3) is positioned under the moving path of the manipulator (4).
  2. 2. The three-fold plastic bag device according to claim 1 is characterized in that a second roller (104) is further arranged on the roller frame (103) and located below the first roller (102), the other end of the receiving belt (101) is fixed with the frame (5) after passing through the second roller (104), an installation frame (105) parallel to the folding station (1) is further arranged on the roller frame (103), and a first notch (106) for enabling the manipulator (4) to clamp a plastic bag is arranged on the installation frame (105).
  3. 3. The three-fold plastic bag device according to claim 2, wherein a first driving mechanism (107) for driving the roller frame (103) to reciprocate is arranged on the frame (5), the first driving mechanism (107) comprises a belt arranged on the frame (5) and a motor for driving the belt to rotate, the roller frame (103) is fixedly connected with the belt, and a sliding rail is further arranged between the roller frame (103) and the frame (5).
  4. 4. The three-fold plastic bag device according to claim 2 is characterized in that the two-fold station (2) is arranged on the frame through a lower side air cylinder, a second notch (202) for clamping a plastic bag by a manipulator (4) is arranged on one side, facing the three-fold station (3), of the two-fold station (2), and a first pressing plate (201) on the upper side of the two-fold station (2) is driven through the air cylinder.
  5. 5. The three-fold plastic bag device according to claim 1, wherein a pressing plate mechanism (301) is further arranged on one side, facing the two-fold station (2), of the three-fold station (3), the pressing plate mechanism (301) comprises a transverse air cylinder (302) arranged on a frame (5), a base plate (303) is arranged at the telescopic end of the transverse air cylinder (302), and a second pressing plate (305) is arranged on the base plate (303) through a longitudinal air cylinder (304).
  6. 6. The three-fold plastic bag device according to claim 5, wherein the side of the three-fold station (3) away from the two-fold station (2) is not provided with a folding or folding plastic bag device.
  7. 7. The three-fold plastic bag device according to claim 1, wherein the manipulator (4) comprises a clamping bottom plate (401) and a pressing plate (402) which is arranged on the clamping bottom plate (401) and presses the plastic bag on the clamping bottom plate (401), and the clamping bottom plate (401) and the pressing plate (402) of the manipulator (4) are arranged towards the input direction of the plastic bag.
  8. 8. The three-fold plastic bag device according to claim 7 is characterized in that a pressing sheet (402) on the manipulator (4) is rotatably connected with the manipulator (4), an air cylinder is further arranged on the manipulator (4), and the telescopic end of the air cylinder is connected with the pressing sheet (402) through a joint bearing.
  9. 9. The three-fold plastic bag device according to claim 8, wherein the frame (5) is provided with a second driving mechanism (403) for driving the manipulator (4) to reciprocate, the second driving mechanism (403) comprises a belt arranged along the length direction of the frame (5) and a motor for driving the belt to rotate at one side, the belt is fixedly connected with the manipulator (4), and a sliding rail is further arranged between the manipulator (4) and the frame (5).
  10. 10. The three-fold plastic bag device according to claim 1, wherein a pressing block (306) arranged towards the three-fold station (3) is arranged on the upper side of the three-fold station (3), and the upper side of the pressing block (306) is driven by an air cylinder.

Description

Three-fold plastic bag device Technical Field The utility model relates to the technical field of plastic bag production, in particular to a three-fold plastic bag device. Background When the large plastic bag is produced, the plastic bag is folded after being completely flattened, the required movable space is large, the production line is required to be prolonged, the further production cost is high, the large plastic bag still has different size adaptation problems, after the size of the plastic bag to be folded is changed in the production process, the adaptation to the plastic bags with different sizes can be realized by carrying out more position adjustment, the adaptation is high, and the plastic bag folding equipment capable of conveniently receiving and folding the plastic bags with different sizes is required, so that the cost control is considered, and the overlong production line is avoided. Disclosure of utility model The technical problem to be solved by the utility model is to provide a three-fold plastic bag device for overcoming the technical defects. The mechanical arm comprises a frame, a folding station, a two-fold station and a three-fold station which are sequentially arranged on the frame, and a mechanical arm which reciprocates between the upper sides of the three stations, wherein the clamping direction of the mechanical arm is towards the direction of the folding station, a carrying belt with one end fixedly arranged with the frame is arranged on the frame, the non-fixed side of the carrying belt is arranged around a first roller, the first roller is movably arranged on the frame along roller frames on two sides, the folding station is an area between the fixedly connected position of the carrying belt and the frame and the position of the first roller, a first pressing plate which is arranged towards the direction of the two-fold station is arranged above the two-fold station, and the three-fold station is positioned under the moving path of the mechanical arm. According to the technical scheme, the second roller is further arranged on the roller frame and located on the lower side of the first roller, the other end of the receiving belt is fixed with the frame after passing through the second roller, the roller frame is further provided with a mounting frame parallel to a folding station, and the mounting frame is provided with a first notch for clamping a plastic bag by a mechanical arm. According to the technical scheme, the first driving mechanism for driving the roller frame to reciprocate is arranged on the frame, the first driving mechanism comprises a belt arranged on the frame and a motor for driving the belt to rotate, the roller frame is fixedly connected with the belt, and a sliding rail is further arranged between the roller frame and the frame. According to the technical scheme, the two folding stations are arranged on the frame through the lower side air cylinders, a second notch for clamping the plastic bags by the mechanical arm is formed in one side, facing the three folding stations, of each two folding station, and the first pressing plate on the upper side of each two folding station is driven through the air cylinders. According to the technical scheme, a pressing plate mechanism is further arranged on one side, facing the two folding stations, of the three-folding station, the pressing plate mechanism comprises a transverse air cylinder arranged on a frame, a base plate is arranged at the telescopic end of the transverse air cylinder, and a second pressing plate is arranged on the base plate through a longitudinal air cylinder. According to the technical scheme, one side of the three-folding station, which is far away from the two-folding station, is not provided with a folding or folding plastic bag device. According to the technical scheme, the manipulator comprises a clamping bottom plate and a pressing sheet which is arranged on the clamping bottom plate and used for pressing the plastic bag on the clamping bottom plate, and the clamping bottom plate and the pressing sheet of the manipulator are arranged towards the input direction of the plastic bag. According to the technical scheme, the pressing sheet on the manipulator is rotationally connected with the manipulator, the manipulator is further provided with an air cylinder, and the telescopic end of the air cylinder is connected with the pressing sheet through a joint bearing. According to the technical scheme, the machine frame is provided with a second driving mechanism for driving the manipulator to reciprocate, the second driving mechanism comprises a belt arranged along the length direction of the machine frame and a motor for driving the belt to rotate at one side, the belt is fixedly connected with the manipulator, and a sliding rail is further arranged between the manipulator and the machine frame. According to the technical scheme, the pressing block arranged towards the tri-folding station i