Bag feeding device of packaging machine

Abstract

The utility model discloses a bag feeding device of a packaging machine, which belongs to the technical field of packaging machinery and comprises a support, a bag feeding device, a bag feeding device and a bag feeding device. A swing arm and a fourth driving part used for driving the swing arm to move are rotationally arranged on the rotating shaft, a clamp used for clamping a packaging bag is arranged on the swing arm, and the swing arm is used for driving the clamp to move so as to move the packaging bag to a discharging area; the rotating shaft is provided with a bag opening mechanism used for opening a bag opening of a packaging bag. The bag opening mechanism is used for opening the bag opening of the packaging bag clamped by the clamp, so that the packaging bag does not need to be opened again after being moved to the discharging area, and the working efficiency in the packaging process is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing mechanical technical field, concretely is a kind of packing machine bagging device. BACKGROUND

[0002] In modern production and packaging process, automated packaging machinery plays a vital role, they greatly improve production efficiency, reduce labor costs, and ensure the standardization and consistency of product packaging;Among them, in the process of bagging and loading, bag taking equipment (such as mechanical arm or suction cup type grabbing mechanism) is needed to take bags from the bag storage area and move the packaging bag to the loading area for loading. However, the existing bag taking equipment generally only has a single bag taking function. The packaging bag needs to be opened (the bag opening of the packaging bag is opened) before loading after moving to the loading area, which affects the packaging efficiency. SUMMARY

[0003] The utility model aims at providing a kind of packing machine bagging device to solve the problem that the existing bag taking equipment generally only has a single bag taking function in the above background art. The packaging bag needs to be opened before loading after moving to the loading area, which affects the packaging efficiency.

[0004] To achieve the above purpose, the utility model provides the following technical scheme: a kind of packing machine bagging device, comprising: support, the support is equipped with pivot and the first driving part for driving pivot rotation;

[0005] The pivot is rotatably provided with a swing arm and a fourth driving part for driving the swing arm to move. The swing arm is provided with a clamp for clamping the packaging bag. The swing arm is used to move with the clamp to move the packaging bag to the loading area.

[0006] The pivot is provided with a bag opening mechanism for opening the bag opening of the packaging bag.

[0007] As a preferred, the pivot is provided with a mounting bracket. The swing arm and the clamp each have two. The two swing arms are respectively located on both sides of the mounting bracket. The mounting bracket is rotatably provided with a linkage. The linkage and the two swing arms are each hingedly connected with a connecting rod. The fourth driving part is arranged on the mounting bracket and is used to drive the linkage to rotate.

[0008] As a preferred, the bag opening mechanism includes a rotating shaft rotatably arranged on the mounting bracket, a third driving part for driving the rotating shaft to rotate, and two opening plates arranged on the rotating shaft.

[0009] As a preferred, the clamp includes two rotating rods rotatably arranged on the swing arm, a clamping block arranged on the rotating rod, two gears arranged on the two rotating rods and meshing with each other, and a second driving part for driving the clamping block to rotate.

[0010] Preferably, the support is provided with a photoelectric switch.

[0011] Preferably, the first driving member comprises a driving motor and a speed reducer arranged on the driving motor.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The bag opening clamped by the clamp is opened by the bag opening mechanism, so that the packaging bag does not need to be opened again after being moved to the discharging area, and the work efficiency in the packaging process is improved; the photoelectric switch can accurately control the swing position of the swing arm, ensure that the packaging bag is clamped at the correct position, and make the bag opening mechanism accurately inserted into the bag opening of the packaging bag, thereby reducing the operation error and improving the packaging accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic view of the bag feeding device of the packaging machine;

[0015] Figure 2 It is a rear view of the bag feeding device of the packaging machine;

[0016] Figure 3 It is a structural schematic view of the bag opening mechanism;

[0017] Figure 4 It is a three-dimensional schematic view of the bag feeding device of the packaging machine; Figure 1 It is an enlarged schematic view of the structure at A in the bag feeding device of the packaging machine.

[0018] In the figure: 1, support; 2, rotating shaft; 3, first driving member; 31, driving motor; 32, speed reducer; 4, photoelectric switch; 5, swing arm; 6, clamp; 61, rotating rod; 62, clamping block; 63, second driving member; 64, gear; 7, mounting frame; 8, connecting rod; 9, bag opening mechanism; 91, rotating shaft; 92, third driving member; 93, opening plate; 10, fourth driving member; 11, linkage. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Embodiment 1

[0021] Please refer to Figure 1 and Figure 2The utility model provides a bagging device of a packaging machine, comprising two supports 1, two supports 1 are used to be fixedly installed on the packaging machine, a rotating shaft 2 is rotatably arranged between two supports 1, a first driving part 3 is arranged on one support 1, wherein the first driving part 3 comprises a driving motor 31 and a speed reducer 32 arranged on the output shaft of the driving motor 31, the driving motor 31 and the speed reducer 32 are both installed on one support 1, and the output shaft of the speed reducer 32 is connected with the end of the rotating shaft 2.

[0022] Please refer to Figure 1 and Figure 2 Two swing arms 5 are rotatably arranged on the side wall of the rotating shaft 2, clamps 6 are installed on the two swing arms 5, a mounting frame 7 is installed on the side wall of the rotating shaft 2, the mounting frame 7 is between the two swing arms 5, a linkage 11 (block piece) is rotatably arranged on the mounting frame 7, a fourth driving part 10 (such as an electric cylinder) is hingedly connected to the mounting frame 7, the moving end of the fourth driving part 10 is hingedly connected to the linkage 11, and a connecting rod 8 is hingedly connected between the linkage 11 and the two swing arms 5.

[0023] Please refer to Figure 1 and Figure 2 A bag supporting mechanism 9 is arranged on the mounting frame 7.

[0024] Working principle: the driving motor 31 drives the rotating shaft 2 to rotate, and the swing arms 5 and the clamps 6 move, so that the two clamps 6 are moved to the left and right sides of the packaging bag (the packaging bag refers to the packaging bag to be bagged in the bag storage area) respectively, then the fourth driving part 10 works to drive the linkage 11 to rotate, so that the connecting rod 8 moves, and the swing arms 5 move towards the mounting frame 7, until the clamps 6 can clamp the packaging bag, then the clamps 6 work to clamp the two sides of the packaging bag, and at the same time, the bag supporting mechanism 9 is inserted into the bag opening of the packaging bag to open the bag opening of the packaging bag; then the driving motor 31 drives the rotating shaft 2 to rotate again, so that the swing arms 5 move to move the packaging bag to the discharging area of the packaging machine for loading, and the bagging of the packaging bag is completed.

[0025] In the embodiment, as a further optimized scheme, please refer to Figure 3 The bag supporting mechanism 9 comprises a rotating shaft 91, a third driving part 92 (such as an electric telescopic rod) and an opening plate 93 (the opening plate 93 is equivalent to an L-shaped plate), the rotating shaft 91 is rotatably arranged on the mounting frame 7, the third driving part 92 is hingedly connected to the mounting frame 7, and the moving end of the third driving part 92 is hingedly connected to the rotating shaft 91 for driving the rotating shaft 91 to rotate, and the opening plate 93 has two, and the two opening plates 93 are symmetrically installed on the rotating shaft 91; the third driving part 92 works to extend and retract, for driving the rotating shaft 91 to rotate, so that the opening plate 93 rotates to insert the end thereof into the bag opening of the packaging bag or move out of the bag opening of the packaging bag.

[0026] In the embodiment, as a further optimized scheme, please refer to Figure 1 and Figure 4The clamping device 6 comprises a rotating rod 61, a clamping block 62, a gear 64 and a second driving member 63 (such as an electric telescopic rod), the rotating rod 61, the clamping block 62 and the gear 64 are all provided with two, the two rotating rods 61 are rotationally arranged on the swing arm 5, the two clamping blocks 62 are arranged on the side walls of the two rotating rods 61 respectively, the two clamping blocks 62 are opposite, the two gears 64 are fixedly sleeved on the outer walls of the two rotating rods 61 respectively, and the two gears 64 are meshed with each other, the second driving member 63 is hingedly arranged on the swing arm 5, and a moving end of the second driving member 63 is hingedly connected with one clamping block 62; when the second driving member 63 drives one clamping block 62 to rotate, the gear 64 on the clamping block 62 is also rotated, and since the two gears 64 are meshed, the other gear 64 is also rotated, so that the two clamping blocks 62 are synchronously moved to approach or move away from each other.

[0027] In the embodiment, as a further optimized scheme, please refer to Figure 1 The support 1 is provided with a photoelectric switch 4; when the rotating shaft 2 rotates to move the swing arm 5 to clamp the packaging bag, the photoelectric switch 4 detects that the swing arm 5 reaches a predetermined position, and then controls the fourth driving member 10, the clamping device 6 and the bag supporting mechanism 9 to start, so as to ensure that the packaging bag is clamped in the correct position, and the bag supporting mechanism 9 is accurately inserted into the bag opening of the packaging bag, thereby reducing the operation error and improving the packaging accuracy.

[0028] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A bagging device for a packaging machine, characterized by: include: A support (1), wherein the support (1) is provided with a rotating shaft (2) and a first driving member (3) for driving the rotating shaft (2) to rotate; A swing arm (5) and a fourth driving member (10) for driving the swing arm (5) to move are rotatably provided on the rotating shaft (2); a clamp (6) for clamping the packaging bag is provided on the swing arm (5); the swing arm (5) is used to move with the clamp (6) to move the packaging bag to the unloading area; The rotating shaft (2) is provided with a bag-opening mechanism (9) for opening the bag opening of the packaging bag.

2. The bagging device of a packaging machine according to claim 1, characterized in that: A mounting frame (7) is provided on the rotating shaft (2), and two swing arms (5) and two clamps (6) are provided. The two swing arms (5) are respectively located on both sides of the mounting frame (7). A linkage member (11) is rotatably provided on the mounting frame (7), and a connecting rod (8) is hinged between the linkage member (11) and the two swing arms (5). The fourth driving member (10) is provided on the mounting frame (7) and is used to drive the linkage member (11) to rotate.

3. The bagging device of a packaging machine according to claim 1, characterized in that: The bag-supporting mechanism (9) comprises a rotating shaft (91) rotatably arranged on the mounting frame (7), a third driving member (92) for driving the rotating shaft (91) to rotate, and two support plates (93) arranged on the rotating shaft (91).

4. The bagging device of a packaging machine according to claim 1, characterized in that: The clamp (6) comprises two rotating rods (61) rotatably arranged on the swing arm (5), a clamping block (62) arranged on the rotating rod (61), two gears (64) respectively arranged on the two rotating rods (61) and meshing with each other, and a second driving member (63) for driving the clamping block (62) to rotate.

5. The bagging device of a packaging machine according to claim 1, characterized in that: A photoelectric switch (4) is provided on the support (1).

6. The bagging device of a packaging machine according to claim 1, characterized in that: The first driving member (3) comprises a driving motor (31) and a speed reducer (32) provided on the driving motor (31).

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