Automatic rope winding and tying mechanism

Abstract

The utility model is suitable for the technical field of ton bag packaging, and provides an automatic rope winding and tying mechanism which comprises a frame. The lifting group is arranged on the frame and comprises a lifting driving part and a bearing frame which is driven by the lifting driving part to slide on the frame; the automatic rope binding set is arranged on the bearing frame, the automatic rope binding set comprises a rope binding driving piece fixedly connected to the bearing frame and a triangular claw driven by the rope binding driving piece to contract, and a fixing block is arranged in the triangular claw; the gathering set is arranged on the fixing block and comprises a telescopic piece and two semi-ring pieces arranged at the output end of the telescopic piece, and the telescopic piece drives the two semi-ring pieces to move relatively; the ton bag opening tying device has the advantages that rope winding and tying can be carried out on a ton bag opening through the lifting set and the automatic rope tying set, the function of gathering the ton bag opening in advance can be achieved through the gathering set, and the problem that stability and attractiveness are affected due to the fact that the ton bag opening cannot be completely grabbed by a triangular claw, and the tied bag opening is inclined is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of ton bag packaging, in particular to an automatic rope winding and tying mechanism. Background Art

[0002] In the field of container ton bags, during the existing ton bag packaging process, when tying the bag mouth, a triangular claw is mostly used to grab the bag mouth and then rotate it, and a rope winding machine is used to tie the bag mouth; however, when the triangular claw grabs the bag mouth, there is a phenomenon of incomplete grabbing, which causes the bag mouth to be skewed during rotation, thereby affecting the stability and aesthetics of the bag mouth after tying the rope.

[0003] A Chinese patent with patent publication number CN219383042U discloses a fully automatic sealing device for a ton bag packaging machine, including a frame, a lifting mechanism is installed on the frame, a lifting frame is connected to one side of the lifting mechanism, a heat sealing mechanism is fixed between the inner walls of the lifting frame, a bag taking mechanism is fixed to the upper end of the heat sealing mechanism, a bag opening mechanism is fixed to the lower end of the heat sealing mechanism, a bag mouth tightening mechanism and a bag tying gun mechanism are fixed to the lower end of the bag opening mechanism, the bag tying gun mechanism corresponds to the tying position of the bag mouth tightening mechanism, a downward pressure cylinder is fixed to the upper end of the lifting frame, the downward pressure cylinder is located above the bag opening mechanism, and the downward pressure cylinder is used to press down the inner bag after heat sealing in the ton bag. Before tying the rope, the above-mentioned sealing device has the phenomenon that the bag mouth is not fully grasped, which affects the stability of the tying.

[0004] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0005] In view of the above-mentioned defects, the purpose of the utility model is to provide an automatic rope winding and tying mechanism, which can realize the function of pre-gathering the mouth of the ton bag, and solve the problem that the tied bag mouth is crooked due to the inability of the triangular claws to grasp all the mouths of the ton bag, affecting the stability and aesthetics.

[0006] In order to achieve the above-mentioned purpose, the utility model provides an automatic rope winding and tying mechanism, comprising: a frame; a lifting group arranged on the frame, the lifting group comprising a lifting drive member and a carrier frame driven by the lifting drive member to slide on the frame; an automatic rope tying group arranged on the carrier frame, the automatic rope tying group comprising a rope tying drive member fixed to the carrier frame and a triangular claw driven to retract by the rope tying drive member, a fixed block being arranged in the triangular claw; a gathering group arranged on the fixed block, the gathering group comprising a telescopic member and two semi-ring pieces arranged at the output end of the telescopic member, and the telescopic member drives the two semi-ring pieces to move relative to each other.

[0007] According to the automatic rope winding and tying mechanism of the utility model, the telescopic member is configured as a secondary cylinder, the secondary cylinder is fixedly connected to the lifting block, and a main cylinder is provided between the lifting block and the fixed block.

[0008] According to the automatic rope winding and tying mechanism of the utility model, a tooth plate is fixedly connected to the end of the secondary cylinder, driving wheels are meshed on both sides of the tooth plate, and tracks are provided on the two driving wheels. When the two tracks rotate, they can drive the two half-rings to move relative to each other.

[0009] According to the automatic rope winding and tying mechanism of the utility model, a round rod is slidably connected in each of the two tracks, the two round rods are respectively fixed to the cross rod, a sleeve rod is respectively sleeved outside the two cross rods, and a semi-ring piece is respectively fixed to the two sleeve rods.

[0010] According to the automatic rope winding and tying mechanism of the utility model, an elastic member is provided between the cross bar and the sleeve rod, the sleeve rod is slidably connected to the limit block, the limit block is fixed to the support plate, and the support plate is fixed to the lifting block.

[0011] According to the automatic rope winding and tying mechanism of the utility model, the lifting drive member is configured as a lifting motor, a screw rod is disposed at the output end of the lifting motor, and a bearing frame is screwed onto the screw rod.

[0012] The utility model provides an automatic rope winding and tying mechanism, comprising: a frame; a lifting group arranged on the frame, the lifting group comprising a lifting drive member and a carrier frame driven by the lifting drive member to slide on the frame; an automatic rope tying group arranged on the carrier frame, the automatic rope tying group comprising a rope tying drive member fixed to the carrier frame and a triangular claw driven to retract by the rope tying drive member, a fixed block being arranged in the triangular claw; a gathering group arranged on the fixed block, the gathering group comprising a telescopic member and two semi-ring pieces arranged at the output end of the telescopic member, the telescopic member driving the two semi-ring pieces to move relative to each other; the beneficial effects of the utility model: the bag opening of a ton bag can be roped and tied by the lifting group and the automatic rope tying group, and the pre-gathering function of the ton bag opening can be realized by the gathering group, thereby solving the problem that the tied bag opening is skewed due to the inability of the triangular claw to grasp all the ton bag openings, thus affecting stability and aesthetics. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the structure of the gathering group of the utility model;

[0015] Figure 3 This utility model Figure 2 Schematic diagram of some structures;

[0016] Figure 4 This utility model Figure 2 Schematic diagram from another angle;

[0017] Figure 5 This utility model Figure 2A cross-sectional schematic diagram of

[0018] In the figure, 1-lifting motor, 11-screw rod, 2-frame, 3-carrying frame, 4-triangular claw, 5-rope tying motor, 6-fixing block, 61-main cylinder, 7-lifting block, 71-secondary cylinder, 72-tooth plate, 73-support plate, 74-limiting block, 8-driving wheel, 81-track, 82-round rod, 9-sleeve rod, 91-semi-ring plate, 92-cross bar, 93-elastic part. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solutions and advantages of the utility model more clearly understood, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0020] See also Figures 1 to 5 The utility model provides an automatic rope winding and tying mechanism, which includes: a frame 2; a lifting group arranged on the frame 2, the lifting group including a lifting drive and a bearing frame 3 driven by the lifting drive to slide on the frame 2; an automatic rope tying group arranged on the bearing frame 3, the automatic rope tying group including a rope tying drive fixedly connected to the bearing frame 3 and a triangular claw 4 driven to retract by the rope tying drive, a fixed block 6 is arranged in the triangular claw 4; a gathering group arranged on the fixed block 6, the gathering group including a telescopic member and two semi-ring pieces 91 arranged at the output end of the telescopic member, the telescopic member drives the two semi-ring pieces 91 to move relative to each other; the beneficial effects of the utility model: the bag mouth of the ton bag can be roped and tied through the lifting group and the automatic rope tying group, the ton bag mouth can be pre-gathered through the gathering group, the problem of the skewness of the tied bag mouth caused by the inability of the triangular claw 4 to grasp all the ton bag mouths is solved, which affects the stability and aesthetics.

[0021] See also Figures 1 to 5 Preferably, the telescopic member of the utility model is set as a secondary cylinder 71, and the secondary cylinder 71 is fixed to the lifting block 7. A main cylinder 61 is provided between the lifting block 7 and the fixed block 6 to drive the lifting block 7 to move up and down.

[0022] See also Figures 1 to 5 In addition, a tooth plate 72 is fixedly connected to the end of the secondary cylinder 71 of the utility model, and driving wheels 8 are meshed on both sides of the tooth plate 72. Tracks 81 are provided on the two driving wheels 8. When the two tracks 81 rotate, they can drive the two semi-ring pieces 91 to move relative to each other, so as to gather the bag mouth.

[0023] See also Figures 1 to 5Furthermore, the two rails 81 of the utility model are slidably connected with a round rod 82, the two round rods 82 are respectively fixed to the cross bar 92, and a sleeve rod 9 is respectively sleeved outside the two cross bars 92. A semi-ring piece 91 is respectively fixed to the two sleeve rods 9, and the cross rod 92 can be arranged in the sleeve rod 9 to avoid interfering with the operation of the triangular claw 4.

[0024] See also Figures 1 to 5 Better yet, an elastic member is provided between the cross bar 92 and the sleeve rod 9 of the utility model, and the elastic member can drive the cross bar 92 to reset. The sleeve rod 9 is slidably connected to the limit block 74, the limit block 74 is fixed to the support plate 73, and the support plate 73 is fixed to the lifting block 7; the lifting drive member is set as a lifting motor 1, and the output end of the lifting motor 1 is provided with a screw rod 11, and a carrier frame 3 is screwed on the screw rod 11, and the rope driving member is set as a rope motor 5.

[0025] Working principle: The ton bag to be tied is transferred to the bottom of the triangular claw 4, the lifting motor 1 is started, the screw rod 11 is controlled to rotate, and the carrier frame 3 drives the triangular claw 4 to approach the ton bag; the secondary cylinder 71 is started to drive the tooth plate 72 to move down, and the driving wheels 8 on both sides of the tooth plate 72 rotate, driving the two tracks 81 to rotate, and the track 81 drives the two cross bars 92 to move in opposite directions through the round rod 82, and the two cross bars 92 pull the two sleeve rods 9 to move, and the distance between the two semi-ring pieces 91 reaches the maximum value, and the main cylinder 6 is started. 1. Drive the lifting block 7 down, and then start the secondary cylinder 71 to drive the two semi-ring pieces 91 to move relative to each other to gather the bag opening. At this time, the main cylinder 61 drives the lifting block 7 to move up to tighten and gather the bag opening. At the same time, start the rope-tying motor 5 to drive the triangular claw 4 to grab the bag opening of the ton bag, ensure that the triangular claw 4 can grab all the gathered bag openings, and use the rope winding machine to tie the bag opening, so as to solve the problem that the triangular claw 4 cannot grab all the bag openings, resulting in the skewness of the tied bag opening, and improve the stability and aesthetics of the tying.

[0026] In summary, the utility model provides an automatic rope winding and tying mechanism, comprising: a frame; a lifting group arranged on the frame, the lifting group comprising a lifting drive member and a carrier frame driven by the lifting drive member to slide on the frame; an automatic rope tying group arranged on the carrier frame, the automatic rope tying group comprising a rope tying drive member fixedly connected to the carrier frame and a triangular claw driven to retract by the rope tying drive member, a fixed block being arranged in the triangular claw; a gathering group arranged on the fixed block, the gathering group comprising a telescopic member and two semi-ring pieces arranged at the output end of the telescopic member, the telescopic member driving the two semi-ring pieces to move relative to each other; the beneficial effects of the utility model: the bag opening of the ton bag can be roped and tied through the lifting group and the automatic rope tying group, and the pre-gathering function of the ton bag opening can be realized through the gathering group, thereby solving the problem that the tied bag opening is skewed due to the inability of the triangular claw to grasp all the ton bag openings, affecting stability and aesthetics.

[0027] Of course, the present invention may have many other embodiments. Without departing from the spirit and essence of the present invention, technicians familiar with the field can make various corresponding changes and deformations based on the present invention, but these corresponding changes and deformations should all fall within the scope of protection of the claims attached to the present invention.

Claims

1. An automatic rope winding and tying mechanism, characterized in that: include: frame; A lifting group arranged on the frame, the lifting group comprising a lifting driving member and a bearing frame driven by the lifting driving member to slide on the frame; An automatic rope-tying group is arranged on the supporting frame, and the automatic rope-tying group comprises a rope-tying driving member fixed to the supporting frame and a triangular claw driven to retract by the rope-tying driving member, wherein a fixing block is arranged inside the triangular claw; A gathering group is arranged on the fixed block, and the gathering group comprises a telescopic member and two semi-ring pieces arranged at the output end of the telescopic member, and the telescopic member drives the two semi-ring pieces to move relative to each other.

2. The automatic rope winding and tying mechanism according to claim 1, characterized in that: The telescopic member is configured as a secondary cylinder, the secondary cylinder is fixedly connected to the lifting block, and a main cylinder is arranged between the lifting block and the fixed block.

3. The automatic rope winding and tying mechanism according to claim 2, characterized in that: A tooth plate is fixedly connected to the end of the secondary cylinder, and driving wheels are meshed on both sides of the tooth plate. Tracks are arranged on the two driving wheels, and the two tracks can drive the two half rings to move relative to each other when they rotate.

4. The automatic rope winding and tying mechanism according to claim 3, characterized in that: A round rod is slidably connected inside the two tracks, the two round rods are respectively fixed to the cross rods, a sleeve rod is respectively sleeved outside the two cross rods, and a semi-ring sheet is respectively fixed to the two sleeve rods.

5. The automatic rope winding and tying mechanism according to claim 4, characterized in that: An elastic member is arranged between the cross bar and the sleeve bar, the sleeve bar is slidably connected to the limit block, the limit block is fixed to the support plate, and the support plate is fixed to the lifting block.

6. The automatic rope winding and tying mechanism according to claim 1, characterized in that: The lifting drive member is configured as a lifting motor, a screw rod is disposed at the output end of the lifting motor, and a support frame is screwed onto the screw rod.

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