A bag moving mechanism

Abstract

The application discloses a bag moving mechanism, which comprises a tracking swing arm installed on a stand column of a packaging machine, a bag feeding vertical frame swing-installed on the tracking swing arm, a bag feeding driving mechanism for driving the bag feeding vertical frame to swing, and a clamping mechanism installed on the bag feeding vertical frame, wherein the clamping mechanism is provided with a first clamping mechanism and a second clamping mechanism, and the first clamping mechanism and the second clamping mechanism can clamp one bag body respectively. The bag moving mechanism changes the traditional single-bag packaging mode of a single station of a vacuum packaging machine, realizes double-bag moving of a single station, and greatly accelerates the production speed of a single device. Meanwhile, the bag moving mechanism can rotate during the bag moving process, so that the vacuum chamber does not need to stop, and the bag moving can be realized.

Description

Technical Field

[0001] This invention belongs to the field of vacuum packaging machine technology, and particularly relates to a bag transfer mechanism. Background Technology

[0002] In the process of realizing this invention, the inventors discovered that the prior art has at least the following problems:

[0003] Traditional vacuum packaging machines use a single-station, single-bag packaging method, and the bag transfer mechanism accordingly adopts a single-station structure, resulting in low work efficiency.

[0004] CN204341474U - Vacuum Packaging Machine Bag Transfer Mechanism discloses a bag transfer mechanism for a vacuum packaging machine, including a base, a rotary cylinder, a swing arm, a telescopic cylinder, a rotating shaft, a movable clamp, a fixed clamp, and a crossbeam plate. The base is fixedly installed, the rotary cylinder is fixedly connected to one side of the base, the rotating head of the rotary cylinder is fixedly connected to the lower end of the swing arm, the upper end of the swing arm is fixedly connected to the crossbeam plate, the two ends of the rotating shaft are rotatably supported by the crossbeam plate, and the shaft end of the rotating shaft is provided with a connecting plate, which is connected to the piston rod of the telescopic cylinder through the connecting plate. However, this method cannot solve the above-mentioned technical problems. Summary of the Invention

[0005] The technical problem to be solved by the present invention is to provide a bag transfer mechanism that changes the traditional single-station single-bag packaging method of vacuum packaging machines, realizes double-bag transfer at a single station, and greatly speeds up the production speed of a single machine.

[0006] To solve the above-mentioned technical problems, the technical solution adopted by the present invention is: a bag-transferring mechanism, comprising:

[0007] The tracking swing arm is mounted on the column of the packaging machine;

[0008] The bag feeding stand is oscillatingly mounted on the tracking swing arm, and is also provided with a bag feeding drive mechanism to drive the bag feeding stand to oscillate.

[0009] A clamping mechanism is installed on the bag feeding stand. The clamping mechanism is provided with a first clamping mechanism and a second clamping mechanism. The first clamping mechanism and the second clamping mechanism can clamp a bag body respectively.

[0010] The clamping mechanism has a bag-clamping swing arm seat, which is mounted on the tracking swing arm; a fixing plate is fixedly provided on the bag-clamping swing arm seat.

[0011] The first clamping mechanism has a first bag clamping rod, which is rotatably installed in the bag clamping swing rod seat. A first movable clamping plate that can be adapted to the fixed clamping plate is fixed on the first bag clamping rod. The bag clamping swing rod seat is also provided with a first power mechanism that drives the first bag clamping rod to rotate.

[0012] The second clamping mechanism has a second bag clamping rod, which is rotatably installed in the first bag clamping rod, and a first end of the second bag clamping rod extends out of the second bag clamping rod and is fixedly provided with a second movable clamping plate which can be matched with the fixed clamping plate; and the second bag clamping rod further comprises a second power mechanism for driving the second bag clamping rod to rotate.

[0013] The first power mechanism comprises a bag clamping rocker arm and a first bag clamping cylinder, the first bag clamping cylinder is hingedly connected to the tracking rocker arm, a piston rod of the first bag clamping cylinder is hingedly connected to a first end of the bag clamping rocker arm, and a second end of the bag clamping rocker arm is fixed to the first bag clamping rod.

[0014] The second power mechanism is a rotary motor, the rotary motor is installed on the bag clamping rocker arm seat, and a rotating shaft of the rotary motor is connected to a second end of the second bag clamping rod.

[0015] The bag conveying driving mechanism has:

[0016] A bag conveying secondary pull rod, a first end of which is hingedly connected to the bag conveying vertical frame;

[0017] A bag conveying rotating shaft, which is rotatably installed on a rack of the packaging machine;

[0018] A bag conveying rocker arm, a first end of which is hingedly connected to a second end of the bag conveying secondary pull rod, and a second end of which is fixedly connected to a first end of the bag conveying rotating shaft;

[0019] A bag conveying push-pull arm, a first end of which is fixedly connected to a second end of the bag conveying rotating shaft;

[0020] A bag conveying main pull rod, a first end of which is hingedly connected to a second end of the bag conveying push-pull arm;

[0021] A bag conveying rocker arm, a first end of which is hingedly connected to a second end of the bag conveying main pull rod;

[0022] A bag conveying cam, which is rotatably installed on the rack, and a second end of the bag conveying rocker arm is matched with the bag conveying cam.

[0023] The tracking rocker arm is rotatably installed on a vertical column of the packaging machine, and further comprises a tracking rocker arm driving mechanism for driving the tracking rocker arm to swing.

[0024] The tracking rocker arm driving mechanism has:

[0025] A tracking secondary pull rod, a first end of which is hingedly connected to the tracking rocker arm;

[0026] A bag conveying rotating shaft, which is rotatably installed on a rack of the packaging machine;

[0027] A tracking rocker arm, a first end of which is hingedly connected to a second end of the tracking secondary pull rod, and a second end of which is fixedly connected to a first end of the bag conveying rotating shaft;

[0028] The tracking push-pull arm has its first end fixedly connected to the second end of the bag feeding shaft;

[0029] The first end of the tracking main pull rod is hinged to the second end of the tracking push-pull arm;

[0030] A tracking pendulum block is hinged to the frame near its middle section, and the first end of the tracking pendulum block is hinged to the second end of the tracking main pull rod;

[0031] A tracking cam is rotatably mounted on the frame, and the second end of the tracking swing block is adapted to the tracking cam.

[0032] The bag-feeding cam and the tracking cam are respectively located on both sides of a disc.

[0033] One of the above technical solutions has the following advantages or beneficial effects: it changes the traditional single-station, single-bag packaging method of vacuum packaging machines, enabling double-bag transfer at a single station, significantly accelerating the production speed of a single machine. Simultaneously, it can rotate during the bag transfer process, allowing the vacuum chamber to transfer bags without stopping the machine. Attached Figure Description

[0034] Figure 1 This is a schematic diagram of the bag-transfer mechanism provided in an embodiment of the present invention;

[0035] Figure 2 for Figure 1 A schematic diagram of the bag-transfer mechanism;

[0036] Figure 3 for Figure 1 A schematic diagram of the bag-transfer mechanism;

[0037] Figure 4 for Figure 1 A schematic diagram of the bag-transfer mechanism;

[0038] Figure 5 for Figure 1 A schematic diagram of the bag-transfer mechanism;

[0039] Figure 6 for Figure 1 A schematic diagram of the bag-transfer mechanism;

[0040] Figure 7 for Figure 1 A schematic diagram of the bag-transfer mechanism;

[0041] Figure 8 for Figure 1 A schematic diagram of the bag-transfer mechanism;

[0042] The markings in the above figures are: 701, tracking swing arm; 702, bag delivery stand.

[0043] 703, tracking drive mechanism, 7031, tracking secondary pull rod, 7032, tracking swing rod, 7033, tracking rotation shaft, 7034, tracking push-pull arm, 7035, tracking main pull rod, 7036, tracking swing block, 7037, tracking cam;

[0044] 704, bag feeding drive mechanism, 7041, bag feeding secondary pull rod, 7042, bag feeding swing rod, 7043, bag feeding rotation shaft, 7044, bag feeding push-pull arm, 7045, bag feeding main pull rod, 7046, bag feeding swing arm, 7047, bag feeding cam;

[0045] 705, clamping mechanism; 7051, bag clamping swing rod seat, 7052, fixed clamping plate, 7053, first bag clamping rod, 7054, bag clamping swing arm, 7055, first bag clamping cylinder, 7056, first movable clamping plate, 7057, second bag clamping rod, 7058, rotary motor, 7059, second movable clamping plate;

[0046] 706, bag pressing plate. DETAILED DESCRIPTION

[0047] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0048] Reference Figures 1-8 A bag moving mechanism has a tracking swing arm 701 mounted on a stand column of a packaging machine, a bag feeding stand 702 swing-mounted on the tracking swing arm 701, and a bag feeding drive mechanism 704 for driving the bag feeding stand 702 to swing. The bag feeding drive mechanism 704 enables the bag feeding stand 702 to swing, so as to feed a bag body from a rotating disc into a vacuum chamber for vacuumizing. A clamping mechanism is mounted on the bag feeding stand 702, and the clamping mechanism is provided with a first clamping mechanism and a second clamping mechanism, which can clamp one bag body respectively. By clamping one bag body respectively through the first clamping mechanism and the second clamping mechanism, the traditional single-station single-bag packaging mode of a vacuum packaging machine is changed, and the bag moving of single-station double-bag is realized, which greatly accelerates the production speed of a single device.

[0049] The clamping mechanism has a bag clamping swing rod seat 7051 mounted on the tracking swing arm 701, and a fixed clamping plate 7052 fixedly arranged on the bag clamping swing rod seat 7051. The fixed clamping plate 7052 serves as a common fixed end of the first clamping mechanism and the second clamping mechanism, and the first clamping mechanism and the second clamping mechanism are provided with an active end matched with the fixed clamping plate 7052 to clamp a bag body.

[0050] The first clamping mechanism has a first bag clamping rod 7053 rotatably installed in a bag clamping swing rod seat 7051, and a first movable clamping plate 7056 fixedly arranged on the first bag clamping rod 7053 and capable of being matched with the fixed clamping plate 7052. The bag clamping swing rod seat 7051 is further provided with a first power mechanism for driving the first bag clamping rod 7053 to rotate. The first movable clamping plate 7056 is driven to move by the rotation of the first bag clamping rod 7053, and the first movable clamping plate 7056 is matched with the fixed clamping plate 7052 to clamp the bag.

[0051] The second clamping mechanism has a second bag clamping rod 7057 rotatably installed in the first bag clamping rod 7053, and a second movable clamping plate 7059 fixedly arranged on a first end of the second bag clamping rod 7057 and capable of being matched with the fixed clamping plate 7052. The second clamping mechanism further includes a second power mechanism for driving the second bag clamping rod 7057 to rotate. The second movable clamping plate 7059 is driven to move by the rotation of the second bag clamping rod 7057, and the second movable clamping plate 7059 is matched with the fixed clamping plate 7052 to clamp the bag.

[0052] The first power mechanism includes a bag clamping swing arm 7054 and a first bag clamping cylinder 7055 hingedly connected to the tracking swing arm 701. A piston rod of the first bag clamping cylinder 7055 is hingedly connected to a first end of the bag clamping swing arm 7054, and a second end of the bag clamping swing arm 7054 is fixed to the first bag clamping rod 7053. The bag clamping swing arm 7054 is driven to swing by the first bag clamping cylinder 7055, thereby driving the first bag clamping rod 7053 to rotate and the first movable clamping plate 7056 to move, so that the first movable clamping plate 7056 is matched with the fixed clamping plate 7052 to clamp the bag.

[0053] The second power mechanism is a rotary motor 7058 installed on the bag clamping swing rod seat 7051, and a rotating shaft of the rotary motor 7058 is connected to a second end of the second bag clamping rod 7057. The second bag clamping rod 7057 is driven to rotate by the rotary motor 7058, thereby driving the second movable clamping plate 7059 to move, so that the second movable clamping plate 7059 is matched with the fixed clamping plate 7052 to clamp the bag.

[0054] The bag feeding driving mechanism 704 has a bag feeding secondary pull rod 7041, the first end of which is hinged to the bag feeding vertical frame 702; a bag feeding rotating shaft 7043, which is rotatably installed on the frame of the packaging machine; a bag feeding swing rod 7042, the first end of which is hinged to the second end of the bag feeding secondary pull rod 7041, and the second end of which is fixedly connected to the first end of the bag feeding rotating shaft 7043; a bag feeding push-pull arm 7044, the first end of which is fixedly connected to the second end of the bag feeding rotating shaft 7043; a bag feeding primary pull rod 7045, the first end of which is hinged to the second end of the bag feeding push-pull arm 7044; a bag feeding swing arm 7046, which is hinged to the frame near the middle part, and the first end of the bag feeding swing arm 7046 is hinged to the second end of the bag feeding primary pull rod 7045; a bag feeding cam 7047, which is rotatably installed on the frame, and the second end of the bag feeding swing arm 7046 is adapted to the bag feeding cam 7047. The bag feeding cam 7047 drives the bag feeding linkage mechanism to move, and the bag feeding vertical frame 702 swings to move the bag from the rotating disc to the vacuum chamber for vacuumizing.

[0055] The tracking swing arm 701 is rotatably installed on the stand column of the packaging machine, and is also provided with a tracking swing arm 701 driving mechanism for driving the tracking swing arm 701 to swing. The tracking swing arm 701 driving mechanism can drive the tracking swing arm 701 to swing, thereby driving the clamping mechanism to rotate around the rotating disc of the vacuum chamber, so that the clamping mechanism rotates with the rotating disc of the vacuum chamber. When the bag is fed into the vacuum chamber, the vacuum chamber does not need to stop and can keep rotating continuously.

[0056] The tracking swing arm driving mechanism has a tracking secondary pull rod 7031, the first end of which is hinged to the tracking swing arm 701; a bag feeding rotating shaft 7043, which is rotatably installed on the frame of the packaging machine; a tracking swing rod 7032, the first end of which is hinged to the second end of the tracking secondary pull rod 7031, and the second end of which is fixedly connected to the first end of the bag feeding rotating shaft 7043; a tracking push-pull arm 7034, the first end of which is fixedly connected to the second end of the bag feeding rotating shaft 7043; a tracking primary pull rod 7035, the first end of which is hinged to the second end of the tracking push-pull arm 7034; a tracking swing block 7036, which is hinged to the frame near the middle part, and the first end of the tracking swing arm 701 is hinged to the second end of the tracking primary pull rod 7035; a tracking cam 7037, which is rotatably installed on the frame, and the second end of the tracking swing block 7036 is adapted to the tracking cam 7037. The tracking cam 7037 drives the tracking linkage mechanism to drive the tracking swing block 7036 to swing, thereby driving the clamping mechanism to rotate around the rotating disc of the vacuum chamber, so that the clamping mechanism rotates with the rotating disc of the vacuum chamber. When the bag is fed into the vacuum chamber, the vacuum chamber does not need to stop and can keep rotating continuously.

[0057] The bag feeding cam 7047 and the tracking cam 7037 are respectively arranged on the two sides of a disc, and the structure is more compact.

[0058] Adopt the structure above, changed the traditional vacuum packaging machine single station single bag packaging mode, realize single station double bag removal bag, greatly speed up the production speed of single equipment. Meanwhile in the removal bag process can follow the rotation, make the vacuum chamber need not stop, namely can realize removal bag.

[0059] In the description of the present application, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0060] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "setting", "connecting", "fixing", "screw connection" and the like should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium; can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in the present application according to the specific circumstances.

[0061] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A bag moving mechanism characterized by comprising: Has: Tracking swing arm, mounted on the column of the packaging machine; Bag feeding stand, swing mounted on the tracking swing arm, also provided with a bag feeding drive mechanism for driving the bag feeding stand to swing; Clamping mechanism, mounted on the bag feeding stand, the clamping mechanism is provided with a first clamping mechanism and a second clamping mechanism, the first clamping mechanism and the second clamping mechanism can clamp a bag body respectively; The clamping mechanism has a bag clamping swing rod seat, the bag clamping swing rod seat is mounted on the tracking swing arm; The bag clamping swing rod seat is fixedly provided with a fixed clamping plate; The fixed clamping plate is the common fixed end of the first clamping mechanism and the second clamping mechanism, the first clamping mechanism and the second clamping mechanism are respectively provided with an active end matched with the fixed clamping plate to clamp the bag body; The first clamping mechanism has a first bag clamping rod, the first bag clamping rod is rotatably mounted in the bag clamping swing rod seat, the first bag clamping rod is fixedly provided with a first movable clamping plate matched with the fixed clamping plate, and the bag clamping swing rod seat is further provided with a first power mechanism for driving the first bag clamping rod to rotate; The second clamping mechanism has a second bag clamping rod, the second bag clamping rod is rotatably mounted in the first bag clamping rod, the first end of the second bag clamping rod extends out of the second bag clamping rod, and the first end of the second bag clamping rod is fixedly provided with a second movable clamping plate matched with the fixed clamping plate; Further comprising a second power mechanism for driving the second bag clamping rod to rotate; The first power mechanism comprises a bag clamping rocker arm and a first bag clamping cylinder, the first bag clamping cylinder is hinged on the tracking swing arm, the piston rod of the first bag clamping cylinder is hinged with the first end of the bag clamping rocker arm, and the second end of the bag clamping rocker arm is fixed on the first bag clamping rod; The second power mechanism is a rotary motor, the rotary motor is mounted on the bag clamping swing rod seat, and the rotating shaft of the rotary motor is connected with the second end of the second bag clamping rod; The bag feeding drive mechanism has: Bag feeding secondary pull rod, the first end of which is hinged with the bag feeding stand; Bag feeding rotating shaft, rotatably mounted on the rack of the packaging machine; Bag feeding swing rod, the first end of which is hinged with the second end of the bag feeding secondary pull rod, and the second end is fixedly connected with the first end of the bag feeding rotating shaft; Bag feeding push-pull arm, the first end of which is fixedly connected with the second end of the bag feeding rotating shaft; Bag feeding main pull rod, the first end of which is hinged with the second end of the bag feeding push-pull arm; Bag feeding swing arm, hinged near the middle of the rack, the first end of the bag feeding swing arm is hinged with the second end of the bag feeding main pull rod; Bag feeding cam, rotatably mounted on the rack, the second end of the bag feeding swing arm is matched with the bag feeding cam.

2. The bag moving mechanism according to claim 1, wherein The tracking swing arm is rotatably mounted on the column of the packaging machine, and is further provided with a tracking swing arm drive mechanism for driving the tracking swing arm to swing.

3. The bag moving mechanism according to claim 2, wherein The tracking swing arm drive mechanism has: Tracking secondary pull rod, the first end of which is hinged with the tracking swing arm; Bag feeding rotating shaft, rotatably mounted on the rack of the packaging machine; Tracking swing rod, the first end of which is hinged with the second end of the tracking secondary pull rod, and the second end is fixedly connected with the first end of the bag feeding rotating shaft; Tracking push-pull arm, the first end of which is fixedly connected with the second end of the bag feeding rotating shaft; Tracking main pull rod, the first end of which is hinged with the second end of the tracking push-pull arm; Tracking swing block, hinged near the middle of the rack, the first end of the tracking swing block is hinged with the second end of the tracking main pull rod; A tracking cam is rotatably mounted on the frame, and the second end of the tracking rocker is adapted to the tracking cam.

4. The bag moving mechanism according to claim 3, wherein The bag feeding cam and the tracking cam are arranged on two sides of a disc respectively.

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