Packaging bag punching device

Abstract

The utility model provides a packaging bag punching device which comprises a machine box, a lifting bearing plate is arranged above the machine box, an electric telescopic rod used for driving the bearing plate is arranged on the machine box, a connecting frame is fixed to the top of the machine box, and openings are formed in the two sides of the connecting frame. A movable plate located above the bearing plate is arranged in the connecting frame, a connecting column is arranged below the movable plate, a detachably-connected punch is arranged at the bottom end of the connecting column, and a hydraulic rod used for driving the movable plate to ascend and descend is arranged on the connecting frame; an air outlet cover and a collecting frame which are opposite front and back are fixed to the machine box, and the bearing plate is located between the air outlet cover and the collecting frame. After the packaging bag punching device is used for punching a packaging bag, generated waste materials can be effectively cleaned and collected, the cleanliness of the punching device is ensured, the influence of the waste materials on the punching operation of the packaging bag is avoided, the waste materials do not need to be manually cleaned by subsequent workers, and the labor burden of the workers is relieved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching devices, in particular to a packaging bag punching device. Background Art

[0002] Plastic packaging bags are made of plastic as raw material and are widely used in daily life and industrial production to package food or items to protect them. During the processing of packaging bags, a punching device is used to punch holes in the packaging bags. For example, after punching holes in food packaging bags, they can be hung on food shelves later, and holes are punched at corresponding positions on the packaging bags according to the products to be packaged in the packaging bags later. However, when the punching device is used nowadays, it cannot effectively collect the waste generated after punching the packaging bags, resulting in the waste accumulating on the punching device, and the staff have to clean it manually later, which increases the labor burden of the staff. Utility Model Content

[0003] The utility model discloses a packaging bag punching device, which solves the problem that after the punching device punches holes in the packaging bag, waste materials are accumulated on the punching device and workers need to clean them manually.

[0004] In order to solve the above technical problems, the utility model specifically adopts the following technical solutions:

[0005] A packaging bag punching device comprises a chassis, a liftable load-bearing plate is arranged above the chassis, an electric telescopic rod for driving the load-bearing plate is arranged on the chassis, a connecting frame is fixed on the top of the chassis, openings are opened on both sides of the connecting frame; a movable plate located above the load-bearing plate is arranged in the connecting frame, a connecting column is arranged below the movable plate, a detachably connected punch is arranged at the bottom end of the connecting column, and a hydraulic rod for driving the movable plate to be lifted and lowered is arranged on the connecting frame; an air outlet hood and a collecting frame which are opposite to each other in front and back are fixed on the chassis, the load-bearing plate is located between the air outlet hood and the collecting frame, an air inlet pipe is connected to the air outlet hood, and a discharge pipe is connected to the bottom of the collecting frame.

[0006] Compared with the prior art, the utility model has the following beneficial effects:

[0007] When a plurality of packaging bags that have not been cut and separated are connected to each other at the end, they pass through the opening on one side of the connecting frame and enter the inner side of the connecting frame, and then contact the top surface of the carrying plate, and the carrying plate supports the packaging bags; then the hydraulic rod is started to drive the punch to move downward through the connecting column to perform hole punching on the packaging bags on the carrying plate. When the packaging bags are punched, the electric telescopic rod drives the carrying plate to move downward and separate from the packaging bags, and the waste generated after the packaging bags are punched is located on the top surface of the carrying plate; the air inlet pipe is connected to the external blower. After the external blower is started, the wind passes through the air inlet After the tube enters the air outlet hood, it is discharged through the air outlet hood, and the waste on the carrying plate can be blown toward the collecting frame, so that the waste enters the collecting frame, and then the electric telescopic rod drives the carrying plate to recover, so that the carrying plate carries the next packaging bag to be punched, and then the above operation is repeated to perform the punching operation on the packaging bag. After the packaging bag is punched, the utility model can effectively clean and collect the generated waste, thereby ensuring the cleanliness of the punching device, avoiding the waste from affecting the punching operation of the packaging bag, and eliminating the need for subsequent staff to manually clean the waste, thereby reducing the labor burden of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a structural schematic diagram of the utility model in a front view;

[0009] Figure 2 for Figure 1 A schematic diagram of the enlarged structure at point A;

[0010] Figure 3 It is a schematic diagram of the structure of the connecting frame of the utility model in a side cross-sectional view;

[0011] Figure 4 for Figure 3 Schematic diagram of the enlarged structure at B.

[0012] In the figure: 1. chassis; 2. load-bearing plate; 21. electric telescopic rod; 3. fixed frame; 31. rotating roller; 4. connecting frame; 41. moving frame; 42. pressure roller; 43. automatic telescopic rod; 5. connecting frame; 51. opening; 52. brush; 6. moving plate; 61. connecting column; 62. punch; 63. threaded column; 64. hydraulic rod; 7. No. 1 motor; 71. No. 1 screw rod; 72. moving block; 73. connecting plate; 74. fixed plate; 75. mounting frame; 76. No. 2 screw rod; 77. No. 2 motor; 78. connecting block; 8. air outlet hood; 81. air inlet pipe; 9. collecting frame; 91. discharge pipe. DETAILED DESCRIPTION

[0013] The specific contents of the utility model are described in detail below with reference to the accompanying drawings and embodiments.

[0014] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model provides a packaging bag punching device, including a chassis 1, a liftable carrying plate 2 is provided above the chassis 1, an electric telescopic rod 21 for driving the carrying plate 2 is provided on the chassis 1, a connecting frame 5 is fixed on the top of the chassis 1, and openings 51 are opened on both sides of the connecting frame 5; a movable plate 6 located above the carrying plate 2 is provided in the connecting frame 5, a connecting column 61 is provided below the movable plate 6, a detachable punch 62 is provided at the bottom end of the connecting column 61, and a hydraulic rod 64 for driving the movable plate 6 to rise and fall is provided on the connecting frame 5; an air outlet hood 8 and a collecting frame 9 that are opposite to each other in the front and back are fixed on the chassis 1, the carrying plate 2 is located between the air outlet hood 8 and the collecting frame 9, an air inlet pipe 81 is connected to the air outlet hood 8, and a discharge pipe 91 is connected to the bottom of the collecting frame 9.

[0015] like Figure 1 As shown, both sides of the supporting plate 2 are provided with connecting frames 4 fixed to the chassis 1, a liftable moving frame 41 is provided inside the connecting frame 4, a pressure roller 42 is rotatably connected inside the moving frame 41, an automatic telescopic rod 43 for driving the moving frame 41 is provided on the connecting frame 4, and both sides of the connecting frame 4 are provided with fixed frames 3 fixed to the chassis 1, a rotating roller 31 located below the pressure roller 42 is rotatably connected inside the fixed frame 3. When several packaging bags have not been cut and separated, one side of the packaging bag is passed through the side opening 51 on the connecting frame 5, so that the bottom surface of the packaging bag contacts the top surface of the rotating roller 31 (the top surface of the rotating roller 31 is flush with the top surface of the supporting plate 2), and the automatic telescopic rod 43 is started to drive the movable frame 41 to move downward, so that the pressure roller 42 moves downward and presses the top surface of the packaging bag downward; when the top surface of the packaging bag is pressed downward by the two pressure rollers 42 respectively, the subsequent packaging bags pass through the external conveying equipment, and the pressure roller 42 and the rotating roller 31 rotate accordingly to assist the movement of the packaging bags, so that several packaging bags can be punched in sequence; the fixed end of the automatic telescopic rod 43 is fixed on the connecting frame 4, and the telescopic end of the automatic telescopic rod 43 is connected to the top of the movable frame 41.

[0016] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, a moving block 72 that can move forward and backward is provided at the bottom of the moving plate 6, and a No. 1 motor 7 is provided on the moving plate 6. A fixed plate 74 fixed to the moving plate 6 is fixed on the main body of the No. 1 motor 7, and a No. 1 screw rod 71 is fixed on the rotating shaft of the No. 1 motor 7, and the other end of the No. 1 screw rod 71 is rotatably connected to a connecting plate 73 fixed to the moving plate 6, and the moving block 72 is threadedly connected to the No. 1 screw rod 71 and is slidably connected to the moving plate 6; a mounting frame 75 is fixed to the bottom of the moving block 72, and a connecting block 78 that can move laterally is provided in the mounting frame 75, and the connecting block 78 is fixed to the connecting column 61, and a No. 2 screw rod 76 is rotatably connected in the mounting frame 75, and the connecting block 78 is threadedly connected to the No. 2 screw rod 76 and is slidably connected to the inner wall of the mounting frame 75, and a No. 2 motor 77 for driving the No. 2 screw rod 76 is fixed on the mounting frame 75. After starting the No. 1 motor 7, the rotating shaft of the No. 1 motor 7 can drive the No. 1 screw rod 71 to rotate, so that the moving block 72 can drive the mounting frame 75 to move forward or backward (in Figure 1 Then, after starting the No. 2 motor 77 (the main body of the No. 2 motor 77 is fixed on the mounting frame 75, and the rotating shaft of the No. 2 motor 77 passes through the mounting frame 75 and is fixed to one end of the No. 2 screw rod 76), the No. 2 screw rod 76 rotates to move the connecting block 78 to the left or right (to Figure 1 The punch 62 is driven to move horizontally through the connecting column 61; the No. 1 motor 7 and the No. 2 motor 77 are both servo motors. The setting of the No. 1 motor 7 and the No. 2 motor 77 can adjust the position of the punch 62 forward and backward or left and right, so as to better correspond to the position where the hole needs to be punched on the packaging bag.

[0017] like Figure 1 and Figure 2 As shown, the bottom of the connecting column 61 is threadedly connected with a threaded column 63, and the punch 62 is fixed at the bottom of the threaded column 63. The staff can rotate the threaded column 63 to separate the threaded column 63 from the connecting column 61 and remove the punch 62, so that the staff can replace different threaded columns 63 according to the needs of the punching diameter of the packaging bag. The punches 62 fixed on different threaded columns 63 are of different sizes, so as to better meet the needs of punching the packaging bag.

[0018] like Figure 1 As shown, a brush 52 located above the opening 51 is fixed to one side of the connecting frame 5. After one side of the packaging bag passes through the opening 51 near the brush 52, the packaging bag enters the inner side of the connecting frame 5, so that when the packaging bag is subsequently transported, the brush 52 can contact the top surface of the packaging bag to clean the dust or impurities on the top surface of the packaging bag.

[0019] When in use, when the packaging bags are not cut and separated, several packaging bags are connected at the end, and several packaging bags can be transported by an external conveying device. When the packaging bag passes through the opening 51 on the connecting frame 5 and enters the connecting frame 5, the bottom surface of the packaging bag contacts the top surface of the carrying plate 2; there are two carrying plates 2, and the number of corresponding electric telescopic rods 21 is also two. The two carrying plates 2 are symmetrically distributed on the left and right, and the adjacent sides of the two carrying plates 2 are in contact; when the punch 62 is located directly above a carrying plate 2 and the packaging bag passes under the punch 62, the hydraulic rod 64 can be started to drive the movable plate 6 to move downward through the connecting column 61. After punching a hole in the packaging bag with a carrying plate 2, the hydraulic rod 64 drives the movable plate 6 to recover, and at the same time, an electric telescopic rod 21 drives a carrying plate 2 corresponding to the punch 62 to move downward. Corresponding to the air outlet end of the air outlet hood 8, the other supporting plate 2 is stationary so as to support the packaging bag and maintain the stability of the packaging bag; the external hair dryer can be installed in the chassis 1. After the external hair dryer is started, the wind enters the air outlet hood 8 through the air inlet pipe 81, and the wind is discharged through the air outlet hood 8. The wind can blow the waste on the supporting plate 2 after moving downward toward the collecting frame 9, so that the waste enters the collecting frame 9 and is discharged through the discharge pipe 91, thereby completing the collection of the waste; the fixed end of the hydraulic rod 64 is fixed to the top of the connecting frame 5, and the telescopic end of the hydraulic rod 64 is connected to the top of the movable plate 6; after the packaging bag to be punched is moved to the bottom of the punch 62, the punching operation of the packaging bag can be completed according to the above operation; at the same time, the staff can also manually place the cut and separated packaging bags one by one on the supporting plate 2 and perform the punching operation.

[0020] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A packaging bag punching device, comprising a housing (1), characterized in that: A lifting and lowering bearing plate (2) is provided above the chassis (1), an electric telescopic rod (21) for driving the bearing plate (2) is provided on the chassis (1), a connecting frame (5) is fixed on the top of the chassis (1), and openings (51) are provided on both sides of the connecting frame (5); a movable plate (6) located above the bearing plate (2) is provided in the connecting frame (5), a connecting column (61) is provided below the movable plate (6), a detachable punch (62) is provided at the bottom end of the connecting column (61), and a hydraulic rod (64) for driving the movable plate (6) to lift and lower is provided on the connecting frame (5); an air outlet hood (8) and a collecting frame (9) are fixed on the chassis (1) in a front-to-back relationship, the bearing plate (2) is located between the air outlet hood (8) and the collecting frame (9), an air inlet pipe (81) is connected to the air outlet hood (8), and a discharge pipe (91) is connected to the bottom of the collecting frame (9).

2. A packaging bag punching device according to claim 1, characterized in that: Both sides of the carrying plate (2) are provided with connection frames (4) fixed to the chassis (1); a liftable moving frame (41) is provided inside the connection frame (4); a pressure roller (42) is rotatably connected inside the moving frame (41); an automatic telescopic rod (43) for driving the moving frame (41) is provided on the connection frame (4); both sides of the connection frame (4) are provided with fixed frames (3) fixed to the chassis (1); a rotating roller (31) located below the pressure roller (42) is rotatably connected inside the fixed frame (3).

3. A packaging bag punching device according to claim 1, characterized in that: A movable block (72) capable of moving forward and backward is provided below the movable plate (6); a No. 1 motor (7) is provided on the movable plate (6); a fixing plate (74) fixed to the movable plate (6) is fixed to the main body of the No. 1 motor (7); a No. 1 screw rod (71) is fixed to the rotating shaft of the No. 1 motor (7); the other end of the No. 1 screw rod (71) is rotatably connected to a connecting plate (73) fixed to the movable plate (6); the movable block (72) is threadedly connected to the No. 1 screw rod (71) and is connected to the movable plate (6). 6) Sliding connection; a mounting frame (75) is fixed at the bottom of the movable block (72), a connecting block (78) that can move laterally is provided in the mounting frame (75), the connecting block (78) is fixed to the connecting column (61), a second screw rod (76) is rotatably connected in the mounting frame (75), the connecting block (78) is threadedly connected to the second screw rod (76) and is slidably connected to the inner wall of the mounting frame (75), and a second motor (77) for driving the second screw rod (76) is fixed to the mounting frame (75).

4. A packaging bag punching device according to claim 1, characterized in that: The bottom of the connecting column (61) is threadedly connected to a threaded column (63), and the punch (62) is fixed to the bottom of the threaded column (63).

5. A packaging bag punching device according to claim 1, characterized in that: A brush (52) located above the opening (51) is fixed on one side of the connecting frame (5).

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