Full-automatic packaging, sealing and bag clamping device

Abstract

The utility model belongs to the technical field of packaging mechanical equipment, and relates to a full-automatic packaging sealing bag clamping device which comprises a hanging plate, the bottom face of the hanging plate is fixedly connected with a hopper body, bag opening fixing blocks are symmetrically arranged on the outer side, corresponding to the hopper body, of the bottom face of the hanging plate, and the bag opening fixing blocks are connected with bag opening rods in a hinged mode. Two bearing mounting blocks are respectively arranged on the bottom surface of the hanging plate corresponding to the inner side of each bag opening fixing block, first bag clamping arms are rotatably arranged on two mutually corresponding bearing mounting blocks, and second bag clamping arms are rotatably arranged on the other two mutually corresponding bearing mounting blocks; the first bag clamping arm and the second bag clamping arm on the same side of the hopper body are connected through a second air cylinder, and bag clamping parts at the lower ends of the first bag clamping arm and the second bag clamping arm can be attached to the circumferential surface of the hopper body in a surrounding mode so as to fix a bag. According to the bag clamping hopper structure, reliable bag clamping can be achieved, and after a bag is full, a bag opening is pulled to be in a straight state so that bag sewing operation can be conveniently conducted.

Description

TECHNICAL FIELD

[0001] The utility model belongs to packaging mechanical equipment technical field relates to a full -automatic packaging seal bag clamping device. BACKGROUND

[0002] The bag clamping hopper is an important component of the weighing packaging machine, and the sealing of the bag opening and the hopper opening is an important indicator for measuring the performance of the bag clamping hopper during the bag clamping operation. Secondly, after the bag clamping hopper clamps the bag opening, the next step of bag sewing operation needs to be performed. In order to ensure that the bag sewing operation can be performed reliably and accurately, the bag opening needs to be straightened and then proceed to the next step. In order to achieve the above purpose, a new bag clamping hopper structure needs to be developed. SUMMARY

[0003] The utility model discloses a full -automatic packaging seal bag clamping device, this bag clamping hopper structure can realize reliable bag clamping and after the bag is full, the bag opening is pulled to the flat state, to facilitate the bag sewing operation.

[0004] According to the technical scheme of the utility model: a full -automatic packaging seal bag clamping device, it is characterized by: including the hanging plate, the bottom surface fixed connection hopper of the hanging plate, the bottom surface of the hanging plate is correspondingly arranged with the outside symmetry of the hopper and sets up the bag supporting fixed block, the bag supporting fixed block is hinged and is connected with the bag supporting rod, the bag supporting rod is hinged and is connected with the bag supporting fixed block.

[0005] The bottom surface of the hanging plate is correspondingly arranged with the inside of each bag supporting fixed block and sets up two bearing mounting blocks, the first bag clamping arm is rotatably arranged on the two corresponding bearing mounting blocks, the second bag clamping arm is rotatably arranged on the other two corresponding bearing mounting blocks, and the first bag clamping arm and the second bag clamping arm on the same side of the hopper are connected by a second air cylinder. The bag clamping part at the lower end of the first bag clamping arm and the second bag clamping arm can be wrapped around the circumferential surface of the hopper to fix the bag opening.

[0006] The lower part of the bearing mounting block is provided with a bag supporting bearing seat, and the bag supporting bearing seat is hinged with a first air cylinder. The piston rod of the first air cylinder is hinged and connected with the bag supporting rod.

[0007] As a further improvement of the utility model, the bag supporting rod is rotatably connected with the bag supporting fixed block through a pin shaft, the lower part of the bag supporting rod is bent towards the inside to form a bag supporting rod fixed part, and the inner end of the bag supporting rod fixed part is fixed with a bag supporting guide rod. When the first bag clamping arm and the second bag clamping arm are clamped, the bag supporting guide rod can be clamped and fixed at the same time.

[0008] As a further improvement of the utility model, the first bag clamping arm and the second bag clamping arm are rotatably connected with the corresponding bearing mounting blocks through joint bearings and bolts.

[0009] As a further improvement of the utility model, a hand pressure valve fixing plate is installed on one of the second cylinders, and a hand pressure valve is installed on the hand pressure valve fixing plate.

[0010] As a further improvement of the utility model, the bag supporting guide rod has an arc, and the lower end of the bag supporting guide rod has a conical guide part.

[0011] As a further improvement of the utility model, a gas return pipe is installed in the hopper body, and the lower end of the gas return pipe extends to the discharge port of the hopper body.

[0012] As a further improvement of the utility model, the upper part of the hopper body is conical, and the lower part of the hopper body is elliptical.

[0013] As a further improvement of the utility model, the tail end of the second cylinder is hinged to the second bag clamping arm, and the piston rod of the second cylinder is hinged to the first bag clamping arm.

[0014] As a further improvement of the utility model, a positioning column is fixed on the hanging plate, and a connecting hole is arranged.

[0015] The utility model has the technical effects that: the utility model product has reasonable and ingenious structure, and can reliably and stably clamp a bag on a hopper during work; meanwhile, a bag supporting rod is arranged, and when the two bag clamping arms are closed to clamp the bag on the hopper, the bag supporting rod is clamped and positioned by the groove formed by the lower end clamping part of the bag clamping arm, so that when the bag clamping arms are opened, the bag supporting rod can reliably flatten the bag opening, so as to be convenient for entering the eight-shaped clamp of the next process, thereby reliably clamping the bag opening. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view of the utility model.

[0017] Figure 2 It is a left view of the utility model.

[0018] Figure 3 It is a top view of the utility model.

[0019] Figure 4 It is a perspective view of the utility model. DETAILED DESCRIPTION

[0020] The specific embodiments of the utility model will be further described in combination with the drawings.

[0021] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application, and the described embodiments are only a 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 should belong to the protection scope of the present application.

[0022] Figures 1-4 In the embodiment, the device comprises a hanging plate 1, a bucket body 2, bearing mounting blocks 3, bag supporting bearing seats 4, first bag clamping arms 5, second bag clamping arms 6, joint bearings 7, bolts 8, first air cylinders 10, bag supporting fixing blocks 11, pin shafts 12, bag supporting rods 13, bag supporting guide rods 13-1, second air cylinders 14, hand pressure valves 15, hand pressure valve fixing plates 16, air return pipes 17, and the like.

[0023] As shown in Figures 1-4 The present application is a kind of full-automatic packaging sealing bag clamping device, comprising a hanging plate 1, the bottom surface of the hanging plate 1 is fixedly connected with a bucket body 2, the bottom surface of the hanging plate 1 is symmetrically provided with a bag supporting fixing block 11 corresponding to the outer side of the bucket body 2, and the bag supporting fixing block 11 is hingedly connected with a bag supporting rod 13.

[0024] Two bearing mounting blocks 3 are respectively arranged on the inner side of each of the bag supporting fixing blocks 11 on the bottom surface of the hanging plate 1, a first bag clamping arm 5 is rotatably arranged on two corresponding bearing mounting blocks 3, and a second bag clamping arm 6 is rotatably arranged on the other two corresponding bearing mounting blocks 3, the first bag clamping arm 5 and the second bag clamping arm 6 on the same side of the bucket body 2 are connected by a second air cylinder 14, and the bag clamping parts at the lower ends of the first bag clamping arm 5 and the second bag clamping arm 6 can be wrapped around the circumferential surface of the bucket body 2 to fix the bag.

[0025] The bag supporting bearing seat 4 is arranged on the lower part of the bearing mounting block 3, the first air cylinder 10 is hingedly connected to the bag supporting bearing seat 4, and the piston rod of the first air cylinder 10 is hingedly connected with the bag supporting rod 13.

[0026] The bag supporting rod 13 is rotatably connected with the bag supporting fixing block 11 through the pin shaft 12, the lower part of the bag supporting rod 13 is configured as a bag supporting rod fixing part which is bent towards the inner side, and the inner end of the bag supporting rod fixing part is fixed with a bag supporting guide rod 13-1; the first bag clamping arm 5 and the second bag clamping arm 6 can simultaneously clamp and fix the bag supporting guide rod 13-1 during bag clamping operation.

[0027] The first bag clamping arm 5 and the second bag clamping arm 6 are rotatably connected with the corresponding bearing mounting blocks 3 by the joint bearings 7 and the bolts 8, respectively.

[0028] The hand pressure valve fixing plate 16 is arranged on one of the second air cylinders 14, and the hand pressure valve 15 is arranged on the hand pressure valve fixing plate 16.

[0029] The bag support guide rod 13-1 has an arc, and the lower end of the bag support guide rod 13-1 has a truncated cone guide part.

[0030] A return air pipe 17 is installed inside the bucket body 2, with its lower end extending to the discharge port of the bucket body 2. The return air pipe 17 is supported and fixed inside the bucket body 2 by a support plate.

[0031] The upper part of the bucket body 2 is shaped like a frustum cone, and the lower part of the bucket body 2 is shaped like an elliptical cylinder. It can be understood that the clamping working surfaces of the first clamping arm 5 and the second clamping arm 6 are also elliptical in shape, so as to reliably clamp the lower surface of the bucket body 2.

[0032] The tail end of the second cylinder 14 is hinged to the second bag clamping arm 6, and the piston rod of the second cylinder 14 is hinged to the first bag clamping arm 5. It can be understood that in order to reliably clamp the bag support guide rod 13-1, a semi-circular groove is constructed on the inner side of both the first bag clamping arm 5 and the second bag clamping arm 6. When the first bag clamping arm 5 and the second bag clamping arm 6 are closed, the bag support guide rod 13-1 can be reliably clamped inside.

[0033] The mounting plate 1 is fixed with a positioning column and has a connection hole to facilitate a reliable positioning connection during use.

[0034] like Figures 1-4 As shown, during operation, the product is reliably and stably connected to the unloading section of the weighing and packaging machine via the hanging plate 1. During bag clamping, the first clamping arm 5 and the second clamping arm 6 open. At this time, the bag-supporting guide rod 13-1 retracts to the outer side of the bucket body 2. When bagging, the bag is placed on the lower end of the bucket body 2 and covered by the bag-supporting guide rod 13-1. After the first clamping arm 5 and the second clamping arm 6 clamp and fix the bag, the bucket body 2 fills the bag with material. When the bag is full, the first clamping arm 5 and the second clamping arm 6 open. At this time, the bag-supporting guide rod 13-1 straightens the bag opening from the inside so that the upper bag opening can be reliably clamped and shaped in the figure-eight clamp (equipment in the subsequent process) during the synchronous movement of the bag with the conveyor belt.

[0035] Finally, it should be noted that the above specific embodiments are only used to illustrate the technical solution of this utility model and not to limit it. Although this utility model has been described in detail with reference to examples, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solution of this utility model without departing from the spirit and scope of the technical solution of this utility model, and all such modifications and substitutions should be covered within the scope of the claims of this utility model.

Claims

1. A fully automatic packaging and sealing bagging apparatus characterized by: It includes a hanging plate (1), the bottom surface of the hanging plate (1) is fixedly connected with a hopper body (2), the bottom surface of the hanging plate (1) is symmetrically provided with a bag supporting fixed block (11) corresponding to the outer side of the hopper body (2), the bag supporting fixed block (11) is hingedly connected with a bag supporting rod (13); Two bearing mounting blocks (3) are respectively arranged on the bottom surface of the hanging plate (1) corresponding to the inner side of each bag supporting fixed block (11), a first bag clamping arm (5) is rotatably arranged on two corresponding bearing mounting blocks (3), a second bag clamping arm (6) is rotatably arranged on the other two corresponding bearing mounting blocks (3), the first bag clamping arm (5) and the second bag clamping arm (6) on the same side of the hopper body (2) are connected through a second air cylinder (14), and the bag clamping portions at the lower ends of the first bag clamping arm (5) and the second bag clamping arm (6) can be attached to the circumferential surface of the hopper body (2) to fix the bag. A bag supporting bearing seat (4) is arranged on the lower part of the bearing mounting block (3), a first air cylinder (10) is hingedly connected to the bag supporting bearing seat (4), and the piston rod of the first air cylinder (10) is hingedly connected with the bag supporting rod (13).

2. The fully automatic bag sealing and packaging apparatus as claimed in claim 1, wherein: The bag supporting rod (13) is rotatably connected with the bag supporting fixed block (11) through a pin shaft (12), the lower part of the bag supporting rod (13) is configured as a bag supporting rod fixed part which is bent towards the inner side, and a bag supporting guide rod (13-1) is fixed to the inner end of the bag supporting rod fixed part. The first bag clamping arm (5) and the second bag clamping arm (6) can simultaneously clamp and fix the bag supporting guide rod (13-1) during bag clamping operation.

3. The fully automatic packaging and sealing bag apparatus as claimed in claim 1, wherein: The first bag clamping arm (5) and the second bag clamping arm (6) are rotatably connected with the corresponding bearing mounting blocks (3) through joint bearings (7) and bolts (8) respectively.

4. The fully automatic packaging and sealing bag apparatus as claimed in claim 1, wherein: A hand pressure valve fixing plate (16) is arranged on one of the second air cylinders (14), and a hand pressure valve (15) is arranged on the hand pressure valve fixing plate (16).

5. The fully automatic packaging and sealing bag apparatus as claimed in claim 2, wherein: The bag supporting guide rod (13-1) has an arc, and the lower end of the bag supporting guide rod (13-1) has a conical guide part.

6. The fully automatic bag sealing and packaging apparatus as claimed in claim 1, wherein: A gas return pipe (17) is arranged in the hopper body (2), and the lower end of the gas return pipe (17) extends to the discharge port of the hopper body (2).

7. The fully automatic packaging and sealing bag apparatus as claimed in claim 1, wherein: The upper part of the hopper body (2) is configured as a conical frustum, and the lower part of the hopper body (2) is configured as an elliptical cylinder.

8. The fully automatic packaging and sealing bag apparatus as claimed in claim 1, wherein: The tail end of the second air cylinder (14) is hingedly connected with the second bag clamping arm (6), and the piston rod of the second air cylinder (14) is hingedly connected with the first bag clamping arm (5).

9. The fully automatic packaging and sealing bag apparatus as claimed in claim 1, wherein: A positioning column is fixed on the hanging plate (1), and a connecting hole is arranged.

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