Bag opening self-checking device for packaging bag

Abstract

The bag opening self-checking device comprises a lifting bottom plate, a first pneumatic cylinder is installed on the bottom side of the lifting bottom plate, the telescopic end of the first pneumatic cylinder penetrates through the lifting bottom plate to be provided with a bearing plate seat, a shielding piece is installed in the middle of the bearing plate seat, and moving grooves are formed in the two ends of the shielding piece. A motor works to adjust the distance between movable blocks, the relative distance between a fixed bag opening piece and a movable bag opening piece located at the two ends of a shielding piece is adjusted, a third pneumatic cylinder works to drive a rack to move, the rack is matched with a meshed straight gear, and a rotating shaft and a second pneumatic cylinder are driven to rotate; the fixed bag opening piece and the movable bag opening piece can be conveniently inserted into a packaging bag, the second pneumatic cylinder works under the action of the air pump and the constant pressure valve, the movable bag opening piece moves upwards to be separated from the fixed bag opening piece, the packaging bag is automatically opened to the maximum opening, automatic bag opening of the packaging bags of different specifications is completed, and follow-up filling of clothes is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of clothing packaging, in particular to a bag opening self-inspection device for packaging bags. Background Art

[0002] During the clothing packaging process, the packaging bag is opened, and then the folded clothes are placed in the packaging bag to complete the clothing bagging operation.

[0003] Different clothes use packaging bags with different specifications. Different packaging bags have different opening sizes after opening due to different clothes. The existing bag opening self-checking device cannot flexibly adjust the opening size after opening according to the actual clothing bagging situation. Utility Model Content

[0004] The problem solved by the utility model is to provide a bag opening self-inspection device for a packaging bag, which solves the technical problem that packaging bags for different clothes have different specifications, and different packaging bags have different opening sizes after opening due to different bagged clothes, and the existing bag opening self-inspection device cannot flexibly adjust the opening size after opening according to the actual clothing bagging situation.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A bag opening self-inspection device for packaging bags comprises a lifting base plate, a first pneumatic cylinder is installed on the bottom side of the lifting base plate, the telescopic end of the first pneumatic cylinder passes through the lifting base plate and is installed with a bearing plate seat, a shielding plate is installed in the middle of the bearing plate seat, and movable grooves are opened at both ends of the shielding plate, a threaded screw and two adjusting shafts are horizontally installed on the bearing plate seat, and moving blocks are respectively installed at both ends of the threaded screw and the two adjusting shafts, an extension plate is installed on the moving block, a rotating shaft is rotatably installed on the extension plate, and a second pneumatic cylinder is installed on the rotating shaft passing through the moving groove, a movable bag-supporting plate is installed on the telescopic end at the top of the second pneumatic cylinder, and a fixed bag-supporting plate is installed on the side wall of the second pneumatic cylinder.

[0007] Preferably, guide rods are symmetrically installed on the bottom side of the bearing plate seat, and the guide rods pass through the linear bearings on the lifting base plate.

[0008] Preferably, the thread directions of the two ends of the threaded screw are opposite, the two ends of the threaded screw are threadedly connected to the moving block, and the two ends of the adjusting shaft are slidably connected to the moving block;

[0009] The end of the threaded screw is connected to the output end of the motor.

[0010] Preferably, the bottom end of the rotating shaft is connected to the extension plate via a bearing seat, and a spur gear is installed on the outer side of the rotating shaft.

[0011] Preferably, a third pneumatic cylinder is horizontally mounted on each of the two extension plates, a rack is mounted on the telescopic end of the third pneumatic cylinder, and the rack is meshed with the spur gear.

[0012] Preferably, the third pneumatic cylinder is connected to the air pump through a connecting pipe and a constant pressure valve.

[0013] The beneficial effects of the utility model are as follows: the spacing of the moving blocks is adjusted by the operation of the motor, and the relative spacing between the fixed bag-supporting pieces and the movable bag-supporting pieces at both ends of the shielding piece is adjusted; the rack is driven to move by the operation of the third pneumatic cylinder, and cooperates with the meshing spur gear to drive the rotation of the rotating shaft and the second pneumatic cylinder, so that the fixed bag-supporting piece and the movable bag-supporting piece can be inserted into the packaging bag. The second pneumatic cylinder works under the action of the air pump and the constant pressure valve, and the movable bag-supporting piece moves up and separates from the fixed bag-supporting piece, so that the packaging bag is automatically opened to the maximum opening, thereby completing the automatic bag opening of packaging bags of different specifications, which is convenient for the subsequent filling of clothes. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the first overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the second structure of the utility model as a whole;

[0016] Figure 3 It is a schematic diagram of the structure of the fixed bag-supporting piece and the movable bag-supporting piece of the utility model.

[0017] Legend:

[0018] 1. Lifting base plate; 2. First pneumatic cylinder; 3. Bearing plate seat; 4. Threaded screw; 5. Adjusting shaft; 6. Shielding plate; 7. Moving groove; 8. Moving block; 9. Extension plate; 10. Rotating shaft; 11. Second pneumatic cylinder; 12. Fixed bag support plate; 13. Movable bag support plate; 14. Constant pressure valve; 15. Spur gear; 16. Third pneumatic cylinder; 17. Rack. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Specific examples are given below.

[0021] See also Figure 1 to Figure 3A bag opening self-inspection device for a packaging bag comprises a lifting base plate 1, a first pneumatic cylinder 2 is installed on the bottom side of the lifting base plate 1, a bearing plate seat 3 is installed on the telescopic end of the first pneumatic cylinder 2 through the lifting base plate 1, a shielding piece 6 is installed in the middle of the bearing plate seat 3, and moving grooves 7 are opened at both ends of the shielding piece 6, a threaded screw 4 and two adjusting shafts 5 are horizontally installed on the bearing plate seat 3, and moving blocks 8 are installed at both ends of the threaded screw 4 and the two adjusting shafts 5 respectively, and the thread directions of the two ends of the threaded screw 4 are opposite, and the two ends of the threaded screw 4 are threadedly connected with the moving block 8, and the two ends of the adjusting shaft 5 are slidably connected with the moving block 8, and the end of the threaded screw 4 is connected to the output end of the motor, and the motor drives the threaded screw 4 to rotate when it works, and then drives the threaded moving block 8 to move along the adjusting shaft 5, and the adjusting The spacing between the two moving blocks 8 is adjusted, an extension plate 9 is installed on the moving block 8, a rotating shaft 10 is rotatably installed on the extension plate 9, the bottom end of the rotating shaft 10 is connected to the extension plate 9 through a bearing seat, a spur gear 15 is installed on the outer side of the rotating shaft 10, and a third pneumatic cylinder 16 is horizontally installed on the two extension plates 9, a rack 17 is installed at the telescopic end of the third pneumatic cylinder 16, and the rack 17 is meshed with the spur gear 15. The third pneumatic cylinder 16 drives the rack 17 to move when it works, and cooperates with the meshing spur gear 15 to drive the rotation of the rotating shaft 10 and the second pneumatic cylinder 11. The rotating shaft 10 passes through the moving slot 7 and is installed with the second pneumatic cylinder 11. The top telescopic end of the second pneumatic cylinder 11 is installed with a movable bag-supporting piece 13, and the side wall of the second pneumatic cylinder 11 is installed with a fixed bag-supporting piece 12.

[0022] Guide rods are symmetrically installed on the bottom side of the bearing plate seat 3, and the guide rods penetrate the linear bearing on the lifting base plate 1. The first pneumatic cylinder 2 drives the bearing plate seat 3 to move up and down, and plays a guiding role through the guide rods.

[0023] The third pneumatic cylinder 16 is connected to the air pump through the connecting pipe and the constant pressure valve 14. The second pneumatic cylinder 11 works under the action of the air pump and the constant pressure valve 14. The movable bag-supporting piece 13 automatically moves up and separates from the fixed bag-supporting piece 12, and the packaging bag is automatically opened to the maximum opening.

[0024] The motor drives the threaded screw 4 to rotate, and then drives the threaded moving block 8 to move along the adjusting shaft 5 to adjust the spacing between the two moving blocks 8. The first pneumatic cylinder 2 drives the bearing plate seat 3 to rise and fall, and adjusts the height of the bearing plate seat 3. The third pneumatic cylinder 16 drives the rack 17 to move, and cooperates with the meshing spur gear 15 to drive the rotation of the rotating shaft 10 and the second pneumatic cylinder 11, and rotates the fixed bag support piece 12 and the movable bag support piece 13 on the second pneumatic cylinder 11 toward the middle of the shielding piece 6, and then the inflated packaging bag approaches the device, and the fixed bag support piece 12 and the movable bag support piece 13 rotate to be inserted into the packaging bag. At this time, the second pneumatic cylinder 11 works under the action of the air pump and the constant pressure valve 14, and the movable bag support piece 13 moves up and separates from the fixed bag support piece 12, and the packaging bag is automatically opened to the maximum opening, which is convenient for subsequent filling of clothes;

[0025] When the fixed bag-supporting piece 12 and the movable bag-supporting piece 13 rotate without inserting a packaging bag, the second pneumatic cylinder 11 works. Due to the absence of the restraint of the packaging bag, the movable bag-supporting piece 13 moves up to the maximum height. If the packaging bag is not inserted for three times, the device automatically alarms.

[0026] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A bag opening self-inspection device for packaging bags, characterized in that: The invention comprises a lifting base plate (1), a first pneumatic cylinder (2) is installed on the bottom side of the lifting base plate (1), the telescopic end of the first pneumatic cylinder (2) passes through the lifting base plate (1) and is installed with a bearing plate seat (3), a shielding plate (6) is installed in the middle of the bearing plate seat (3), and both ends of the shielding plate (6) are provided with moving grooves (7), a threaded screw (4) and two adjustment shafts (5) are horizontally installed on the bearing plate seat (3), moving blocks (8) are respectively installed at both ends of the threaded screw (4) and the two adjustment shafts (5), an extension plate (9) is installed on the moving block (8), a rotating shaft (10) is rotatably installed on the extension plate (9), a second pneumatic cylinder (11) is installed on the rotating shaft (10) passing through the moving groove (7), a movable bag-supporting plate (13) is installed on the top telescopic end of the second pneumatic cylinder (11), and a fixed bag-supporting plate (12) is installed on the side wall of the second pneumatic cylinder (11).

2. The bag opening self-inspection device of claim 1, characterized in that: Guide rods are symmetrically mounted on the bottom side of the bearing plate seat (3), and the guide rods penetrate the linear bearings on the lifting base plate (1).

3. The bag opening self-inspection device of claim 2, characterized in that: The threaded directions of the two ends of the threaded screw (4) are opposite, the two ends of the threaded screw (4) are threadedly connected to the moving block (8), and the two ends of the adjusting shaft (5) are slidably connected to the moving block (8); The end of the threaded screw (4) is connected to the output end of the motor.

4. The bag opening self-inspection device of claim 3, characterized in that: The bottom end of the rotating shaft (10) is connected to the extension plate (9) via a bearing seat, and a spur gear (15) is installed on the outside of the rotating shaft (10).

5. The bag opening self-inspection device of claim 4, characterized in that: A third pneumatic cylinder (16) is horizontally mounted on each of the two extension plates (9), a rack (17) is mounted on the telescopic end of the third pneumatic cylinder (16), and the rack (17) is meshed with the spur gear (15).

6. The bag opening self-inspection device of claim 5, characterized in that: The third pneumatic cylinder (16) is connected to the air pump via a connecting pipe and a constant pressure valve (14).

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