Automatic bag feeding and discharging device and method for packaging equipment

Abstract

The present invention discloses an automatic bag feeding and material discharging device and method for packaging equipment. The device includes a bag placing platform, a bag feeding mechanism, and a material receiving mechanism. The device adopts a method of manual bag placing combined with automatic bag feeding and automatic material discharging to deliver the packaging bag to the bag suction position of the equipment, adopts an air blowing method to ensure that the bag opening of the packaging bag is stretched flat, and ensures that the suction straw of the bagging device accurately bites and sucks the bag opening. The uniquely designed material receiving mechanism drives the clamping platform of the material receiving mechanism to move with the finished package and then detach from the material receiving platform and fall by gravity during the bag feeding process, thereby completing the packaging and material discharging work. The mechanism is simple and reliable, solves the material discharging problem after the packaging is completed, and the packaging bag does not need to have a positioning hole. It is suitable for various Chinese-style packaging bags or European-style packaging bags, greatly saving user costs and improving production efficiency.

Description

Technical Field

[0001] The present invention relates to an automatic bag feeding, connecting and discharging device and method for packaging equipment, and in particular to an automatic bag feeding, connecting and discharging device and method for a paper product packaging machine. Background Art

[0002] Packaging machines, which package products, are widely used in industrial production. For packaging products produced on assembly lines, such as paper products, a high degree of automation is required. Automatic bagging equipment can be challenging to deliver the bags to the bagging mechanism for suction and application. Bags come in a wide variety of sizes, including Chinese and European-style bags. Currently, most automatic bag delivery systems require locating holes, which is costly and impacts production efficiency, making them suitable only for a small number of high-volume production users. Furthermore, the arrangement of finished packages after packaging typically requires complex transmission mechanisms. Summary of the Invention

[0003] The purpose of the present invention is to overcome the shortcomings of the existing technology and provide an automatic bag feeding and discharging device and method for packaging equipment. The device is creatively designed to combine manual bag placement with automatic bag feeding and automatic discharging. The packaging bags do not need to have positioning holes, and are suitable for various Chinese or European packaging bags.

[0004] The technical solution adopted by the present invention to solve the technical problem is: an automatic bag feeding and material receiving device for packaging equipment, the device includes a bag placing platform, a bag feeding mechanism, and a material receiving mechanism, and is characterized in that:

[0005] The bag placing platform is fixed in front of the bag feeding mechanism and on the side of the material receiving mechanism;

[0006] The bag feeding mechanism includes a bag clamping base plate, a bag clamping pressure plate, a cylinder, an air blowing pipe, and a movable bracket; the bag clamping base plate is fixed on the movable bracket, and the upper surface of the bag clamping base plate is on the same horizontal plane as the upper surface of the bag placing platform; the cylinder is fixed on the bag clamping base plate; the bag clamping pressure plate is fixed on the cylinder piston rod, and the bag clamping pressure plate is parallel to the bag clamping base plate; the cylinder piston rod is extended and retracted to control the bag clamping pressure plate to be close to or separate from the bag clamping base plate; the air blowing pipe is fixed under the bag clamping base plate;

[0007] The material receiving mechanism includes a material receiving platform and a material clamping platform; the material clamping platform includes two material clamping side guard plates and a material clamping bottom plate, and the material clamping platform is fixed to the side of the movable bracket of the bag feeding mechanism; the material receiving platform is fixed in front of the material clamping platform, and the upper surface of the material receiving platform and the upper surface of the bottom plate of the material clamping platform are on the same horizontal plane; the material receiving platform is fixed, and the material clamping platform moves driven by the movable bracket of the bag feeding mechanism.

[0008] A method for automatically feeding bags and discharging materials in packaging equipment, using the above-mentioned device, is characterized in that it includes the following steps:

[0009] a. Place the bag on the upper surface of the bag-holding platform and the bag-clamping bottom plate, with the bag opening overhanging the bottom plate;

[0010] b. The cylinder piston rod moves to control the bag clamping plate to press the packaging bag on the upper surface of the bag clamping bottom plate;

[0011] c. Blow air from the air pipe to lift the bag opening that is drooping due to gravity and keep it level, ensuring that the straw of the bagging device accurately bites and sucks the bag opening;

[0012] d. The mobile bracket moves, driving the bag clamping base, bag clamping plate, cylinder, air blowing pipe and material clamping platform to move, and the packaging bag clamped between the bag clamping base and the bag clamping plate is sent to the bag grabbing and bagging position of the packaging equipment;

[0013] e. The cylinder piston rod moves to separate the clamping plate from the clamping bottom plate, and at the same time the bag grabbing device of the packaging equipment grabs the bag and puts it into bag;

[0014] f. The mobile bracket moves, driving the bag clamping base, bag clamping plate, cylinder, air blowing pipe and material clamping platform to move back to the bag placing position;

[0015] g. After the packaging equipment pushes the material, packages it, and seals it, the finished product package is placed on the receiving mechanism, the sealed portion of the finished product package is placed on the clamping platform, the two clamping side guard plates of the clamping platform clamp the finished product package, and the rear of the finished product package is placed on the receiving platform;

[0016] h. Place the next bag on the upper surface of the bag placement platform and the bag clamping plate, with the bag opening exceeding the bag clamping plate and suspended in the air;

[0017] i. Then execute steps b, c, d, and e;

[0018] j. During step e, the material receiving mechanism's clamping platform moves with the finished package, and the finished package falls off the receiving platform under gravity, completing the packaging and discharging work.

[0019] The beneficial effect of the present invention is that an automatic bag feeding and material discharge device and method for packaging equipment adopts a method of manual bag placement combined with automatic bag feeding and automatic material discharge to deliver the packaging bag to the bag suction position of the equipment, and adopts an air blowing method to ensure that the bag opening of the packaging bag is stretched flat, and ensure that the suction straw of the bagging device accurately bites and sucks the bag opening. The uniquely designed material receiving mechanism, during the bag feeding process of the bag feeding mechanism, drives the clamping platform of the material receiving mechanism to move with the finished package and then detach from the material receiving platform and fall by gravity, thereby completing the packaging and material discharge work. The mechanism is simple and reliable, solves the material discharge problem after the packaging is completed, and the packaging bag does not need to have positioning holes. It is suitable for various Chinese packaging bags or European packaging bags, which greatly saves user costs and improves production efficiency.

[0020] The present invention will be further described in detail below with reference to embodiments. However, the automatic bag feeding and discharging device and method for packaging equipment of the present invention are not limited to the embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention will be further described below with reference to the embodiments in the accompanying drawings.

[0022] Figure 1 3D schematic diagram of a device according to an embodiment of the present invention.

[0023] Figure 2 3D schematic diagram of a device according to an embodiment of the present invention.

[0024] Figure 3 3D schematic diagram of a device according to an embodiment of the present invention.

[0025] Figure 4 It is a three-dimensional schematic diagram of the bag placing device according to an embodiment of the present invention.

[0026] Figure 5 It is a three-dimensional schematic diagram of the bag pressing device according to an embodiment of the present invention.

[0027] Figure 6 It is a three-dimensional schematic diagram of the bag blowing port of the device according to an embodiment of the present invention.

[0028] Figure 7 Schematic diagram of bag delivery device according to an embodiment of the present invention.

[0029] Figure 8 Schematic diagram of bag delivery device according to an embodiment of the present invention.

[0030] Figure 9 Schematic diagram of bag delivery device according to an embodiment of the present invention.

[0031] Figure 10 Schematic diagram of bag delivery completed by the device according to an embodiment of the present invention.

[0032] Figure 11 2 is a schematic diagram of the completed packaging of the device according to an embodiment of the present invention.

[0033] Figure 12 It is a three-dimensional schematic diagram of the next bag placement of the device according to the embodiment of the present invention.

[0034] Figure 13 It is a three-dimensional schematic diagram of a bag pressing device according to an embodiment of the present invention.

[0035] Figure 14 It is a three-dimensional schematic diagram of the next bag delivery performed by the device according to the embodiment of the present invention.

[0036] Figure 15 It is a three-dimensional schematic diagram of the finished product packaging arrangement during the next bag feeding process of the device according to the embodiment of the present invention.

[0037] Figure 16 It is a three-dimensional schematic diagram of the finished product packaging arrangement during the next bag feeding process of the device according to the embodiment of the present invention.

[0038] In the figure, 1. bag placing platform, 2. bag feeding mechanism, 20. bag clamping bottom plate, 21. bag clamping pressure plate, 22. cylinder, 220. piston rod, 23. air blowing pipe, 24. movable bracket, 3. material receiving mechanism, 30. material clamping platform, 301. material clamping bottom plate, 302. material clamping side guard plate, 31. material receiving platform. DETAILED DESCRIPTION

[0039] Examples, such as Figure 1 、 Figure 2 、 Figure 3 As shown, an automatic bag feeding and material receiving device for packaging equipment includes a bag placing platform 1, a bag feeding mechanism 2, and a material receiving mechanism 3, and is characterized in that:

[0040] The bag placing platform 1 is fixed in front of the bag feeding mechanism 2 and on the side of the material receiving mechanism 3;

[0041] The bag feeding mechanism 2 includes a bag clamping base plate 20, a bag clamping pressure plate 21, a cylinder 22, an air blowing pipe 23, and a movable bracket 24; the bag clamping base plate 20 is fixed on the movable bracket 24, and the upper surface of the bag clamping base plate 20 is on the same horizontal plane as the upper surface of the bag placing platform 1; the cylinder 22 is fixed on the bag clamping base plate 20; the bag clamping pressure plate 21 is fixed on the piston rod 220 of the cylinder 22, and the bag clamping pressure plate 21 is parallel to the bag clamping base plate 20; the extension and contraction action of the piston rod 220 of the cylinder 22 controls the bag clamping pressure plate 21 to be close to or separate from the bag clamping base plate 20; the air blowing pipe 23 is fixed under the bag clamping base plate 20;

[0042] The material receiving mechanism 3 includes a material receiving platform 31 and a material clamping platform 30; the material clamping platform 30 includes two material clamping side guard plates 302 and a material clamping bottom plate 301, and the material clamping platform 30 is fixed on the side of the movable bracket 24 of the bag feeding mechanism 2; the material receiving platform 31 is fixed in front of the material clamping platform 30, and the upper surface of the material receiving platform 31 and the upper surface of the bottom plate of the material clamping platform 30 are on the same horizontal plane; the material receiving platform 31 is fixed, and the material clamping platform 30 moves driven by the movable bracket 24 of the bag feeding mechanism 2.

[0043] Examples, such as Figure 4 、 Figure 5 、 Figure 6 、 Figure 7 、 Figure 8 、 Figure 9 、 Figure 10 、 Figure 11 、 Figure 12 、 Figure 13 、 Figure 14 、 Figure 15 、 Figure 16 As shown, a method for automatically feeding bags and discharging materials in a packaging device adopts the above-mentioned device, which is characterized by comprising the following steps:

[0044] a. The bag is placed on the upper surface of the bag placing platform 1 and the clamping bag bottom plate 20, the bag end of the bag is suspended over the clamping bag bottom plate 20;

[0045] b cylinder 22 piston rod 220 action, control the bag clamping plate 21 presses the bag clamping bottom plate 20 on the upper surface of the bag;

[0046] c blowing tube 23 blowing so that gravity drooping bag mouth lifted to maintain the level, to ensure that the bagging device accurately bite the straw sucking bag mouth;

[0047] d. The movable bracket 24 moves, driving the bag clamping plate 20, the bag clamping plate 21, the cylinder 22, the blowing pipe 23 and the clamping platform 30 to move, and the bag clamped between the bag clamping plate 20 and the bag clamping plate 21 is delivered to the bag grabbing bagging position of the packaging equipment;

[0048] e. The piston rod 220 of the cylinder 22 moves the clamping plate and the clamping bottom plate 301 to separate, and at the same time, the bag grabbing device of the packaging equipment grabs the bag and then bags it;

[0049] f. The mobile bracket 24 moves, driving the bag clamping bottom plate 20, the bag clamping plate 21, the cylinder 22, the blowing pipe 23 and the clamping platform 30 to move back to the bag placement position;

[0050] g. After the packaging equipment pushes the material and seals the package, the finished product package is located on the receiving mechanism 3, the sealed portion of the finished product package is located on the clamping platform 30, the two clamping side guard plates 302 of the clamping platform 30 clamp the finished product package, and the rear of the finished product package is located on the receiving platform 31;

[0051] h. The next bag is placed on the upper surface of the bag placing platform 1 and the clamping bag bottom plate 20, the bag end of the bag is suspended over the clamping bag bottom plate 20;

[0052] i. Then execute steps b, c, d, and e;

[0053] j. During step e, the material receiving mechanism 3 of the clamping platform 30 moves with the finished package, and the finished package falls off the receiving platform 31 by gravity, completing the packaging and discharging work.

[0054] The above embodiments are only used to further illustrate the automatic bag feeding and discharging device and method of a packaging equipment of the present invention, but the present invention is not limited to the embodiments. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention fall within the protection scope of the technical solution of the present invention.

Claims

1. An automatic bag feeding and material receiving device for packaging equipment, comprising a bag placing platform, a bag feeding mechanism, and a material receiving mechanism, characterized in that: The bag placing platform is fixed in front of the bag feeding mechanism and on the side of the material receiving mechanism; The bag feeding mechanism includes a bag clamping base plate, a bag clamping pressure plate, a cylinder, an air blowing pipe, and a movable bracket; the bag clamping base plate is fixed on the movable bracket, and the upper surface of the bag clamping base plate is on the same horizontal plane as the upper surface of the bag placing platform; the cylinder is fixed on the bag clamping base plate; the bag clamping pressure plate is fixed on the cylinder piston rod, and the bag clamping pressure plate is parallel to the bag clamping base plate; the cylinder piston rod is extended and retracted to control the bag clamping pressure plate to be close to or separate from the bag clamping base plate; the air blowing pipe is fixed under the bag clamping base plate; The material receiving mechanism includes a material receiving platform and a material clamping platform; the material clamping platform includes two material clamping side guard plates and a material clamping bottom plate, and the material clamping platform is fixed to the side of the movable bracket of the bag feeding mechanism; the material receiving platform is fixed in front of the material clamping platform, and the upper surface of the material receiving platform and the upper surface of the material clamping bottom plate are on the same horizontal plane; the material receiving platform is fixed, and the material clamping platform moves driven by the movable bracket of the bag feeding mechanism.

2. A method for automatically feeding bags and discharging materials in a packaging device, using the device according to claim 1, characterized in that: The following steps are included: a. Place the bag on the upper surface of the bag-holding platform and the bag-clamping bottom plate, with the bag opening overhanging the bottom plate; b. The cylinder piston rod moves to control the bag clamping plate to press the packaging bag on the upper surface of the bag clamping bottom plate; c. Blow air from the air pipe to lift the bag opening that is drooping due to gravity and keep it level, ensuring that the straw of the bagging device accurately bites and sucks the bag opening; d. The mobile bracket moves, driving the bag clamping base, bag clamping plate, cylinder, air blowing pipe and material clamping platform to move, and the packaging bag clamped between the bag clamping base and the bag clamping plate is sent to the bag grabbing and bagging position of the packaging equipment; e. The cylinder piston rod moves to separate the clamping plate from the clamping bottom plate, and at the same time, the bag grabbing device of the packaging equipment grabs the bag and puts it into bagging; f. The mobile bracket moves, driving the bag clamping base, bag clamping plate, cylinder, air blowing pipe and material clamping platform to move back to the bag placing position; g. After the packaging equipment pushes and seals the package, the finished package is placed on the receiving mechanism. The sealed side of the finished package is located on the clamping platform. The two clamping side guard plates of the clamping platform clamp the finished package. The rear of the finished package is located on the receiving platform. h. Place the next bag on the upper surface of the bag placement platform and the bag clamping plate, with the bag opening exceeding the bag clamping plate and suspended in the air; i. Then execute steps b, c, d, and e; j. During step e, the material receiving mechanism's clamping platform moves with the finished package, and the finished package falls off the receiving platform under gravity, completing the packaging and discharging work.

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