Parallel arm bag feeding mechanism and packaging machine

Abstract

The utility model discloses a parallel arm bag feeding mechanism and a packaging machine, the parallel arm bag feeding mechanism comprises a rack, a first support arm and a second support arm, the rack is connected with a support in a turnover mode, the rack is provided with a turnover driving device, the support is provided with a first synchronous wheel and a second synchronous wheel, the first synchronous wheel and the second synchronous wheel are wrapped with a synchronous belt, and the first synchronous wheel and the second synchronous wheel are arranged on the rack. The synchronous belt is provided with a first belt on the upper portion and a second belt on the lower portion, the first supporting arm is fixedly connected with the first belt through a first connecting plate, the second supporting arm is fixedly connected with the second belt through a second connecting plate, the first supporting arm and the second supporting arm are located in the same plane, and a movement driving device used for driving the first supporting arm and the second supporting arm to move horizontally is installed on the support. The first supporting arm and the second supporting arm are each provided with an insertion plate. The first support arm and the second support arm are connected to the synchronous belt, so that the first support arm and the second support arm can be positioned on the same plane, and the insertion plate can be conveniently inserted into / separated from the bag opening.

Description

Technical Field

[0001] This utility model relates to the field of packaging equipment technology, and in particular to a parallel arm bag-loading mechanism and packaging machine. Background Technology

[0002] Currently, during the packaging process, packaging bags need to be placed over the bag opening. Existing manufacturers use manual bag placement, which is labor-intensive and inefficient. In view of this problem, some manufacturers have developed bag-feeding mechanisms to achieve automatic bag placement. However, existing bag-feeding mechanisms are complex in structure and costly, so there is an urgent need to solve them. Utility Model Content

[0003] The purpose of this utility model is to provide a parallel arm bag-loading mechanism and packaging machine to address the problems mentioned in the background art.

[0004] The objective of this utility model is achieved through the following technical solution:

[0005] A parallel arm bag-loading mechanism includes a frame, a first arm, and a second arm. A bracket is rotatably connected to the frame, and a rotatable drive device is mounted on the frame to rotate the bracket. A first synchronous pulley and a second synchronous pulley are mounted on the bracket, and a synchronous belt is wrapped around the first and second synchronous pulleys. The synchronous belt has an upper first belt and a lower second belt. The first arm is fixedly connected to the first belt via a first connecting plate, and the second arm is fixedly connected to the second belt via a second connecting plate. The first and second arms are in the same plane. A movement drive device is mounted on the bracket to drive the first and second arms to move horizontally. Both the first and second arms are provided with insert plates for easy insertion into the bag opening.

[0006] As a preferred embodiment of this utility model, the lower end face of the insert plate is provided with a guide slope.

[0007] As a preferred embodiment of this utility model, the bracket is provided with a slide rail along the horizontal direction, and both the first connecting plate and the second connecting plate are provided with sliders that cooperate with the slide rail.

[0008] As a preferred embodiment of the present invention, the mobile driving device includes a first cylinder and a second cylinder. The first cylinder is arranged horizontally, and its output end is fixedly connected to a first connecting plate. The second cylinder is arranged horizontally, and its output end is fixedly connected to a second connecting plate.

[0009] In a preferred embodiment of this utility model, the flipping drive device includes a motor and a rotating shaft. The motor is connected to the rotating shaft via a synchronous belt and synchronous pulley assembly, and the bracket is fixedly installed on the rotating shaft.

[0010] A packaging machine, comprising a parallel arm bag-loading mechanism as described above.

[0011] The beneficial effects of this utility model are that, compared with the prior art, this utility model can not only realize the automatic bagging of packaging bags, but also ensure that the first arm and the second arm are on the same plane by connecting the first arm and the second arm on the synchronous belt, which makes it easier for the insert plate to insert / remove from the bag opening. The structure is simple and easy to implement. Attached Figure Description

[0012] Figure 1 This is a three-dimensional structural diagram of a parallel arm bag-carrying mechanism according to the present invention.

[0013] Figure 2 This is a three-dimensional structural schematic diagram of a parallel arm bag-carrying mechanism according to this utility model from another perspective.

[0014] In the picture:

[0015] 1. Motor; 2. First support arm; 3. Second support arm; 4. Synchronous belt; 5. First connecting plate; 6. Second connecting plate; 7. Insert plate; 8. Second cylinder; 9. First cylinder; 10. Bracket. Detailed Implementation

[0016] The embodiments of this utility model are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar parts or parts having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain this utility model, and should not be construed as limiting this utility model.

[0017] In the description of this utility model, unless otherwise explicitly specified and limited, the terms "connected," "linked," and "fixed" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, a mechanical connection, an electrical connection, or an indirect connection through an intermediate medium. They can also refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0018] In the description of this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature. The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0019] Please refer to Figure 1 and Figure 2 As shown, Figure 1 This is a three-dimensional structural diagram of a parallel arm bag-carrying mechanism according to the present invention. Figure 2 This is a three-dimensional structural schematic diagram of a parallel arm bag-carrying mechanism according to this utility model from another perspective.

[0020] In this embodiment, a parallel arm bag-loading mechanism includes a frame, a first arm 2, and a second arm 3. A bracket 10 is rotatably connected to the frame, and a rotatable drive device for driving the bracket 10 to rotat. A first synchronous pulley and a second synchronous pulley are mounted on the bracket 10. A synchronous belt 4 is wrapped around the first synchronous pulley and the second synchronous pulley. The synchronous belt 4 has an upper first belt and a lower second belt. The first arm 2 is fixedly connected to the first belt through a first connecting plate 5, and the second arm 3 is fixedly connected to the second belt through a second connecting plate 6. The first arm 2 and the second arm 3 are in the same plane. A moving drive device for driving the first arm 2 and the second arm 3 to move horizontally is mounted on the bracket 10. Both the first arm 2 and the second arm 3 are provided with insert plates 7 for easy insertion into the bag opening.

[0021] Specifically, in this embodiment, the lower end face of the insert plate 7 is provided with a guide slope.

[0022] Specifically, in this embodiment, the bracket 10 is provided with a slide rail along the horizontal direction, and both the first connecting plate 5 and the second connecting plate 6 are provided with sliders that cooperate with the slide rail.

[0023] Specifically, in this embodiment, the mobile driving device includes a first cylinder 9 and a second cylinder 8. The first cylinder 9 is arranged horizontally, and its output end is fixedly connected to the first connecting plate 5. The second cylinder 8 is arranged horizontally, and its output end is fixedly connected to the second connecting plate 6.

[0024] Specifically, in this embodiment, the flipping drive device includes a motor 1 and a rotating shaft. The motor 1 is connected to the rotating shaft via a synchronous belt and synchronous pulley assembly, and the bracket 10 is fixedly installed on the rotating shaft.

[0025] When inserting the bag, the bracket 10 is in its original low position, the first cylinder 9 and the second cylinder 8 are in the retracted state, and the two insert plates 7 are in the close-fitting state. At this time, the insert plates 7 can be easily inserted into the bag opening. After the insert plates 7 are inserted into the bag opening, the first cylinder 9 and the second cylinder 8 extend to open the bag opening, the motor 1 starts to operate, and the bracket 10 flips to make the insert plates 7 in a horizontal position, which facilitates the docking of the bag opening of the packaging bag with the bag clamping opening of the bag clamping device. After the bag opening of the packaging bag is completed, the first cylinder 9 retracts to make room, the motor 1 operates again, and the bracket 10 flips to the high position to make the insert plates 7 disengage from the bag opening. Finally, the motor 1 drives the bracket 10 to reset. During the movement, the first cylinder 9 and the second cylinder 8 retract, and the two insert plates 7 return to their original positions.

[0026] This embodiment also discloses a packaging machine, including a parallel arm bag-loading mechanism as described above.

[0027] The above embodiments merely illustrate the basic principles and characteristics of this utility model. This utility model is not limited to the above embodiments. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims.

Claims

1. A parallel arm bag-on-valve mechanism comprising a frame, a first arm, a second arm, characterised in that: The frame is rotatably connected to a bracket, and a rotatable drive device is installed on the frame to drive the bracket to rotate. A first synchronous pulley and a second synchronous pulley are installed on the bracket. A synchronous belt is wrapped around the first synchronous pulley and the second synchronous pulley. The synchronous belt has an upper first belt and a lower second belt. The first support arm is fixedly connected to the first belt through a first connecting plate, and the second support arm is fixedly connected to the second belt through a second connecting plate. The first support arm and the second support arm are in the same plane. A moving drive device is installed on the bracket to drive the first support arm and the second support arm to move horizontally. Both the first support arm and the second support arm are provided with insert plates for easy insertion into the bag opening.

2. A parallel arm bag-on-lay mechanism according to claim 1, wherein: The lower end face of the insert plate is provided with a guide slope.

3. A parallel arm bag-on-lay mechanism according to claim 1, wherein: The bracket is provided with a slide rail along the horizontal direction, and both the first connecting plate and the second connecting plate are provided with sliders that cooperate with the slide rail.

4. The parallel arm bag-loading mechanism according to claim 3, characterized in that: The mobile drive device includes a first cylinder and a second cylinder. The first cylinder is arranged horizontally, and its output end is fixedly connected to a first connecting plate. The second cylinder is arranged horizontally, and its output end is fixedly connected to a second connecting plate.

5. A parallel arm bag-loading mechanism according to claim 1, characterized in that: The flipping drive device includes a motor and a rotating shaft. The motor is connected to the rotating shaft via a synchronous belt and synchronous pulley assembly, and the bracket is fixedly installed on the rotating shaft.

6. A packaging machine, characterized in that: Includes a parallel arm bag-loading mechanism according to any one of claims 1 to 5.

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