Bag taking mechanism above bag feeding machine

Abstract

The utility model discloses a bag taking mechanism above a bag feeding machine, which comprises a rack and four groups of bag libraries, the bag libraries are arranged at the lower part of the inner side of the rack, the inner side of the rack is movably provided with a bag pushing mechanism at the upper part of the bag libraries, and the bag pushing mechanism is used for pushing packaging bags to move. A double-stroke air cylinder part is arranged on the portion, located on the upper portion of the bag pushing mechanism, of the inner side of the rack, two bag opening plates are movably installed on the lower portion of the double-stroke air cylinder part, a first bag taking air cylinder is arranged at the end, close to the bag pushing mechanism, of the inner side of the rack, and a second bag taking air cylinder is arranged at the other end, close to the bag pushing mechanism, of the inner side of the rack. The bag feeding servo motor rotates forwards to insert the bag opening plate into a packaging bag, the double-stroke air cylinder part can complete bag opening operation of two sets of packaging bags by utilizing two sets of first air cylinders and two sets of second air cylinders to be matched with the bag opening plate, so that the bag opening and taking positions are accurately controlled, and the packaging bag is prevented from falling off.

Description

Technical Field

[0001] The utility model belongs to the technical field of packaging bag processing, in particular to an upper bag taking mechanism of a bagging machine. Background Art

[0002] The bag taking mechanism above the bagging machine is a device that supports and takes out the packaging bags. It can replace the manual method to complete the replacement operation of the packaging bags and improve the efficiency of bag taking.

[0003] Patent document CN112357221A discloses a packaging bag flipping and clamping mechanism, a packaging bag holding device and a bag holding method. The mechanism includes a clamping frame, a clamping motor, a clamping shaft, a clamping inserting knife and a clamping manipulator; the clamping motor is fixed on the clamping frame, the output end of the clamping motor is connected to the clamping shaft, and the clamping inserting knife and the clamping manipulator are both fixed on the clamping shaft; the clamping inserting knife includes an inserting knife frame, an inserting knife cylinder and an inserting knife head; the inserting knife cylinder is hinged to the inserting knife frame, and the output end of the inserting knife cylinder is hinged to the inserting knife head. The mechanism is provided with a clamping inserting knife and a clamping manipulator to ensure accurate clamping of the packaging bag and reduce the complexity of the equipment.

[0004] Most of the existing bag loading mechanisms on the market take bags from the bottom of the bag warehouse. This method requires adjusting the position of the bag baffle plate when changing the specifications of the packaging bags, and the adjustment is difficult. When the distance between the bag baffle plates is too large, the packaging bags will fall off. If the distance between the bag baffle plates is too small, the bag taking failure will occur, thus affecting the efficiency of the whole machine. Utility Model Content

[0005] The problem solved by the utility model is:

[0006] 1. Most of the existing bag loading mechanisms on the market take bags from the bottom of the bag warehouse. This method requires adjusting the position of the bag baffle when changing the specifications of the packaging bags, and the adjustment is difficult;

[0007] 2. When the distance between the bag baffle plates is too large, the packaging bags will fall off. When the distance between the bag baffle plates is too small, the bag removal will fail, thus affecting the efficiency of the entire machine.

[0008] The purpose of the utility model can be achieved through the following technical solutions:

[0009] A bag taking mechanism above a bag loading machine comprises a frame and a bag storage, wherein the bag storage is arranged at the inner lower part of the frame, the number of bag storages is four, a bag pushing mechanism for pushing the packaging bags to move is movably installed on the inner side of the frame at the upper part of the bag storage, a double-stroke cylinder part is provided on the inner side of the frame at the upper part of the bag pushing mechanism, and two groups of bag supporting plates are movably installed on the lower part of the double-stroke cylinder part, a first bag taking cylinder is provided on the inner side of the frame near one end of the bag pushing mechanism, a second bag taking cylinder is provided on the inner side of the frame near the other end of the bag pushing mechanism, suction cups are provided at the telescopic ends of the second bag taking cylinder and the first bag taking cylinder, and bag taking servo motors are provided on the upper ends of the second bag taking cylinder and the first bag taking cylinder.

[0010] As a further technical solution of the utility model, the bag pushing mechanism includes a movable plate and a bag pushing cylinder, and the bag pushing cylinder is arranged in the middle position of the lower end of the movable plate. The bag picking mechanism utilizes the first bag picking cylinder and the second bag picking cylinder in conjunction with a suction cup to absorb the packaging bags on two bag warehouses at one time, place the two groups of packaging bags on the movable plate of the bag pushing mechanism, and drive the movable plate by the bag pushing cylinder.

[0011] As a further technical solution of the utility model, the double-stroke cylinder assembly includes two groups of first cylinders and two groups of second cylinders. The first cylinders are arranged on the upper part of the second cylinders, and the bag-holding plate is fixedly installed on the telescopic end of the second cylinder. The two groups of first cylinders and the two groups of second cylinders cooperate with the bag-holding plate to complete the bag-holding operation of two groups of packaging bags.

[0012] As a further technical solution of the utility model, a gear is provided on one side of the first cylinder, and a bag-loading servo motor for driving the gear is provided on the side of the frame. A rotating rod structure is provided between the gear and the first cylinder. After the bag-holding plate opens the packaging bag, the bag-loading servo motor is started, so that the bag-loading servo motor cooperates with the gear to drive the double-stroke cylinder part to rotate through the rotating rod structure as a whole, thereby completing the loading operation of the packaging bag.

[0013] As a further technical solution of the utility model, a bag opening mechanism is provided at the lower part of the double-stroke cylinder member, and the bag opening mechanism includes several groups of suction cups, which are arranged side by side. When the movable plate of the bag pushing mechanism pushes the packaging bag to move upward, the packaging bag and the several groups of suction cups of the bag opening mechanism come into contact, and the suction cups are used to fix one side of the packaging bag. After the movable plate of the bag pushing mechanism moves downward and resets, the packaging bag is in an open state.

[0014] As a further technical solution of the utility model, several groups of limit rods are movably installed on the inner side of the bag warehouse, and the limit rods are arranged vertically as a whole. A sliding seat is provided at the lower part of the bag pushing mechanism. By utilizing the setting of the dry group of limit rods, packaging bags of different sizes can be placed on the bag warehouse to avoid tilting.

[0015] The beneficial effects of the utility model are as follows: the utility model provides a bag-taking servo motor, utilizes the bag-taking servo motor to replace the traditional cylinder structure, utilizes the bag-taking servo motor to control the position of the bag-holding plate, improves the use accuracy of the bag-holding plate, and avoids the phenomenon of packaging bags falling off. During operation, the bag-taking mechanism utilizes the first bag-taking cylinder and the second bag-taking cylinder to drive the suction cup to move downward, and the suction cup generates suction through the pump body, so that it can absorb the packaging bags on two bag warehouses at one time, and the two groups of packaging bags are placed on the moving plate of the bag-pushing mechanism, and the moving plate is driven by the bag-pushing cylinder, and the bag-taking servo motor is reversed so that the first bag-taking mechanism The cylinder and the second bag-taking cylinder move to the bag placing position, and the packaging bags under the first bag-taking cylinder and the second bag-taking cylinder are placed on the moving plate of the bag-pushing mechanism. The bag-taking servo motor rotates forward to move the first bag-taking cylinder and the second bag-taking cylinder to the initial position for the second bag-taking. At the same time, the bag-pushing cylinder extends to send the packaging bag to the bag-opening position. The bag-loading servo motor rotates forward to insert the bag-supporting plate into the packaging bag. The double-stroke cylinder unit utilizes two groups of first cylinders and two groups of second cylinders in cooperation with the bag-supporting plate to complete the bag-supporting operation of two groups of packaging bags, thereby accurately controlling the bag-supporting and bag-taking positions to prevent the packaging bags from falling.

[0016] By setting up a second bag taking cylinder and a first bag taking cylinder, and utilizing the upper bag taking structure of the second bag taking cylinder and the first bag taking cylinder, the traditional bottom bag taking method is replaced, and the packaging bag is driven to move horizontally by the bag pushing mechanism in cooperation with the bag pushing cylinder, and the packaging bag is sucked up from the top by the second bag taking cylinder and the first bag taking cylinder using a suction cup structure. This method does not require adjusting the position of the bag baffle plate when changing the specifications of the packaging bag, and the upper bag taking structure of the second bag taking cylinder and the first bag taking cylinder eliminates the traditional bag baffle plate structure, making it flexibly applicable to packaging bags of different specifications, thereby improving its scope of application. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is an overall structural diagram of the double-stroke cylinder component in the utility model.

[0020] In the figure: 1. frame; 2. bag storage; 3. bag pushing mechanism; 4. bag pushing cylinder; 5. first bag taking cylinder; 6. bag taking servo motor; 7. bag loading servo motor; 8. double-stroke cylinder; 9. bag opening mechanism; 10. bag supporting plate; 11. second bag taking cylinder; 12. gear; 13. first cylinder; 14. second cylinder. DETAILED DESCRIPTION

[0021] The technical solution of the utility model will be described clearly and completely in conjunction with the embodiments below. 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.

[0022] like Figure 1-2 As shown, a bag taking mechanism above a bag loading machine comprises a frame 1 and a bag storage 2, wherein the bag storage 2 is arranged at the inner lower part of the frame 1, and the number of the bag storage 2 is four. A bag pushing mechanism 3 for pushing the packaging bags to move is movably installed on the inner side of the frame 1 at the upper part of the bag storage 2, a double-stroke cylinder part 8 is provided on the inner side of the frame 1 at the upper part of the bag pushing mechanism 3, and two groups of bag supporting plates 10 are movably installed on the lower part of the double-stroke cylinder part 8, a first bag taking cylinder 5 is provided on the inner side of the frame 1 near one end of the bag pushing mechanism 3, and a second bag taking cylinder 11 is provided on the inner side of the frame 1 near the other end of the bag pushing mechanism 3, suction cups are provided at the telescopic ends of the second bag taking cylinder 11 and the first bag taking cylinder 5, and bag taking servo motors 6 are provided on the upper ends of the second bag taking cylinder 11 and the first bag taking cylinder 5.

[0023] The bag pushing mechanism 3 includes a moving plate and a bag pushing cylinder 4. The bag pushing cylinder 4 is arranged at the middle position of the lower end of the moving plate. The bag picking mechanism utilizes the first bag picking cylinder 5 and the second bag picking cylinder 11 in conjunction with the suction cup to absorb the packaging bags on two bag warehouses 2 at one time, place the two groups of packaging bags on the moving plate of the bag pushing mechanism 3, and drive the moving plate through the bag pushing cylinder 4.

[0024] The double-stroke cylinder component 8 includes two groups of first cylinders 13 and two groups of second cylinders 14. The first cylinder 13 is arranged on the upper part of the second cylinder 14, and the bag-holding plate 10 is fixedly installed on the telescopic end of the second cylinder 14. The two groups of first cylinders 13 and the two groups of second cylinders 14 cooperate with the bag-holding plate 10 to complete the bag-holding operation of two groups of packaging bags.

[0025] A gear 12 is provided on one side of the first cylinder 13, and a bag loading servo motor 7 for driving the gear 12 is provided on the side of the frame 1. A rotating rod structure is provided between the gear 12 and the first cylinder 13. After the bag-holding plate 10 opens the packaging bag, the bag loading servo motor 7 is started, so that the bag loading servo motor 7 cooperates with the gear 12 to drive the double-stroke cylinder 8 to rotate through the rotating rod structure as a whole, thereby completing the loading operation of the packaging bag.

[0026] A bag opening mechanism 9 is provided at the lower part of the double-stroke cylinder 8. The bag opening mechanism 9 includes several groups of suction cups. The several groups of suction cups are arranged side by side. When the moving plate of the bag pushing mechanism 3 pushes the packaging bag to move upward, the packaging bag and the several groups of suction cups of the bag opening mechanism 9 come into contact, and the suction cups are used to fix one side of the packaging bag. After the moving plate of the bag pushing mechanism 3 moves downward and resets, the packaging bag is in an open state.

[0027] Several groups of limit rods are movably installed on the inner side of the bag warehouse 2, and the limit rods are arranged vertically as a whole. A sliding seat is provided at the lower part of the bag pushing mechanism 3. By setting the limit rods, packaging bags of different sizes can be placed on the bag warehouse 2 to avoid tilting.

[0028] A bag taking mechanism above a bag loading machine is provided, wherein a bag taking servo motor 6 is provided, and the bag taking servo motor 6 is used to replace a traditional cylinder structure, and the bag taking servo motor 6 is used to control the position of a bag holding plate 10, so as to improve the use accuracy of the bag holding plate 10 and prevent the packaging bags from falling. During operation, the bag taking mechanism uses a first bag taking cylinder 5 and a second bag taking cylinder 11 to drive a suction cup to move downward, and the suction cup generates suction through a pump body, so that it can absorb the packaging bags on two bag storages 2 at one time, and the two groups of packaging bags are placed on a moving plate of a bag pushing mechanism 3, and the moving plate is driven by a bag pushing cylinder 4, and the bag taking servo motor 6 is reversed so that the first bag taking cylinder 5 and the second bag taking cylinder 11 are moved downward. The bag taking cylinder 11 moves to the bag placing position, and the packaging bags under the first bag taking cylinder 5 and the second bag taking cylinder 11 are placed on the moving plate of the bag pushing mechanism 3. The bag taking servo motor 6 rotates forward to move the first bag taking cylinder 5 and the second bag taking cylinder 11 to the initial position, and the second bag taking is performed. At the same time, the bag pushing cylinder 4 extends to send the packaging bag to the bag opening position, and the bag loading servo motor 7 rotates forward to insert the bag support plate 10 into the packaging bag. The double-stroke cylinder part 8 uses two groups of first cylinders 13 and two groups of second cylinders 14 to cooperate with the bag support plate 10 to complete the bag support operation of the two groups of packaging bags, thereby accurately controlling the bag support and bag taking positions to prevent the packaging bags from falling.

[0029] By setting up a second bag taking cylinder 11 and a first bag taking cylinder 5, and utilizing the upper bag taking structure of the second bag taking cylinder 11 and the first bag taking cylinder 5, the traditional bottom bag taking method is replaced, and the bag pushing mechanism 3 cooperates with the bag pushing cylinder 4 to drive the packaging bag to move horizontally, and the second bag taking cylinder 11 and the first bag taking cylinder 5 use a suction cup structure to suck up the packaging bag from the top. This method does not require adjusting the position of the bag baffle plate when changing the specifications of the packaging bag. The upper bag taking structure of the second bag taking cylinder 11 and the first bag taking cylinder 5 eliminates the traditional bag baffle plate structure, making it flexibly applicable to packaging bags of different specifications, thereby improving its scope of application.

[0030] The above contents are merely examples and explanations of the structure of the utility model. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the utility model or exceed the scope defined in the claims, they should all fall within the protection scope of the utility model.

Claims

1. A bag taking mechanism above a bagging machine, characterized in that: The invention comprises a frame (1) and a bag storehouse (2), wherein the bag storehouse (2) is arranged at the lower inner side of the frame (1), and the number of the bag storehouses (2) is four. A bag pushing mechanism (3) for pushing and moving packaging bags is movably installed on the inner side of the frame (1) and located above the bag storehouse (2). A double-stroke cylinder component (8) is provided on the inner side of the frame (1) and located above the bag pushing mechanism (3), and two groups of bag supporting plates (10) are movably installed at the lower part of the double-stroke cylinder component (8). A first bag taking cylinder (5) is provided on the inner side of the frame (1) near one end of the bag pushing mechanism (3), and a second bag taking cylinder (11) is provided on the inner side of the frame (1) near the other end of the bag pushing mechanism (3). The telescopic ends of the second bag taking cylinder (11) and the first bag taking cylinder (5) are both provided with suction cups, and the upper ends of the second bag taking cylinder (11) and the first bag taking cylinder (5) are both provided with bag taking servo motors (6).

2. The bag taking mechanism above the bagging machine according to claim 1, characterized in that: The bag pushing mechanism (3) comprises a moving plate and a bag pushing cylinder (4), and the bag pushing cylinder (4) is arranged at the middle position of the lower end of the moving plate.

3. The bag taking mechanism above the bagging machine according to claim 1, characterized in that: The double-stroke cylinder member (8) comprises two groups of first cylinders (13) and two groups of second cylinders (14), wherein the first cylinders (13) are arranged on the upper part of the second cylinders (14), and the bag-supporting plate (10) is fixedly mounted on the telescopic end of the second cylinder (14).

4. The bag taking mechanism above the bagging machine according to claim 3, characterized in that: A gear (12) is provided on one side of the first cylinder (13), a bag loading servo motor (7) for driving the gear (12) is provided on the side of the frame (1), and a rotating rod structure is provided between the gear (12) and the first cylinder (13).

5. The bag taking mechanism above the bagging machine according to claim 1, characterized in that: A bag opening mechanism (9) is provided at the lower part of the double-stroke cylinder member (8), and the bag opening mechanism (9) comprises a plurality of groups of suction cups, and the plurality of groups of suction cups are arranged side by side.

6. The bag taking mechanism above the bagging machine according to claim 1, characterized in that: A plurality of groups of limiting rods are movably installed on the inner side of the bag storage (2), and the limiting rods are arranged vertically as a whole. A sliding seat is arranged at the lower part of the bag pushing mechanism (3).

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