CN216583586U - An automatic roll changing blown film winder - Google Patents

Abstract

The utility model discloses an automatic roll changing, film blowing and rewinding machine, which comprises a frame, a main drum is rotatably connected between the two frames, and an inflatable shaft bracket is rotatably connected to the main drum. An inflatable shaft pressing plate is arranged inside, and the inflatable shaft pressing plate is rotatably connected with the main drum. Both sides of the main drum are slidably provided with inflatable shaft pull hooks. An inflatable shaft bracket is slidably connected above, and the inflatable shaft bracket includes a bearing bracket, a rodless cylinder and an electrostatic adsorption and discharge plate, and the electrostatic adsorption and discharge plate is fixedly mounted on the mounting plate. The utility model utilizes the matching arrangement of the air-expansion shaft bracket and the air-expansion shaft pressing plate, through the rotation of the air-expansion shaft bracket and the rotation of the air-expansion shaft pressing plate, it is convenient to press and change the air-expansion shaft and realize the rewinding. The automatic roll change of the film to a certain number of meters reduces the investment of human resources and also reduces the manufacturing cost of the film.

Description

An automatic roll changing blown film winder

technical field

The utility model relates to the field of blown film winders, in particular to an automatic roll change blown film winder.

Background technique

In the production of the film, the belt motor drives the main drum to rotate, and then the main drum rolls, so that the film is continuously wound on the paper tube on the inflatable shaft to realize the winding of the film. When the film is wound to a certain level When the number of meters is high, the film needs to be changed and reeled, but in the traditional technology, the film is generally cut manually, and then the film is changed, which will waste a lot of human resources and make the film manufacturing cost. higher.

Utility model content

The purpose of this utility model is to provide an automatic rewinding film blowing and rewinding machine to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an automatic roll changer, film blowing and rewinding machine, comprising a frame, a main drum is rotatably connected between the two frames, and a main drum is rotatably connected to the main drum. An inflatable shaft bracket, an inflatable shaft pressing plate is arranged inside the inflatable shaft bracket, the inflatable shaft pressing plate is rotatably connected with the main drum, and both sides of the main drum are slidably provided with inflatable shaft hooks, A blowing and discharging mechanism is arranged above the two inflatable shaft hooks, the blowing and discharging mechanism is fixedly installed on the frame, and an inflatable shaft bracket is slidably connected above the main drum;

The inflatable shaft bracket includes a bearing bracket, a rodless cylinder and an electrostatic adsorption and discharge plate, the two bearing brackets are rotatably connected to both ends of the main drum, and the rodless cylinder is fixedly installed on the two bearing brackets A mounting plate is fixedly connected between the two support brackets, and the electrostatic adsorption and discharge plate is fixedly mounted on the mounting plate.

Preferably, aluminum rollers are connected between the two frames, two ends of the aluminum rollers are connected with connecting frames in rotation, and one end of the two connecting frames is connected with pressing rollers in rotation.

Preferably, a first air cylinder is connected to the connecting frame, the first air cylinder is rotatably mounted on the frame, and the output end of the first air cylinder is rotatably connected to the connecting frame.

Preferably, a second air cylinder is connected to the inflatable shaft pressing plate, the second air cylinder is rotatably mounted on the frame, and the output end of the second air cylinder is rotatably connected to the air inflatable shaft pressing plate.

Preferably, a fixing frame is fixedly connected to the tops of the opposite sides of the two frames, and a third cylinder is fixedly installed on the fixing frames, and the output end of the third cylinder is connected with the top end of the inflatable shaft support in a driving manner.

Preferably, a fourth air cylinder is connected to the inflatable shaft hook, the fourth air cylinder is rotatably installed on the frame, and the output end of the fourth cylinder is connected to one end of the inflatable shaft retraction in a driving manner, and the air blowing The discharge mechanism is connected with a fifth air cylinder, the fifth air cylinder is mounted on the frame, and the output end of the fifth air cylinder is connected with the air blowing discharge mechanism in a driving manner.

Preferably, a first belt motor and a second belt motor are installed between the frames, the output end of the first belt motor is drivingly connected to the main drum, and the output end of the second belt motor is connected to the inflatable shaft support rack drive connection.

Preferably, two inflatable axle support plates are arranged between the two inflatable axle hooks, and the inflatable axle support plates are installed on the frame.

Technical effects and advantages of the present utility model:

(1) The utility model utilizes the matching arrangement of the air-expansion shaft bracket and the air-expansion shaft pressure plate, and through the rotation of the air-expansion shaft bracket and the rotation of the air-expansion shaft pressure plate, it is convenient to press the air-expansion shaft to change the roll, and realize the The automatic roll change of the film wound up to a certain number of meters reduces the investment of human resources, and also reduces the manufacturing cost of the film;

(2) The utility model utilizes the matching arrangement of the connecting frame and the pressing roller. By rotating the connecting frame and connecting it to the aluminum roller, it is convenient to make the connecting frame rotate on a fixed axis, so that the operation of the connecting frame is more stable. The rotation of the pressure roller is more stable.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model.

FIG. 2 is one of the schematic diagrams of the internal side structure of the utility model.

FIG. 3 is the second schematic diagram of the internal side structure of the utility model.

FIG. 4 is a schematic structural diagram of the inflatable shaft bracket of the present invention.

In the figure: 1. Frame; 2. Main drum; 3. Inflatable shaft bracket; 31. Bearing bracket; 32. Rodless cylinder; 33. Electrostatic adsorption discharge plate; 4. Inflatable shaft pressure plate; 5. Air Expanding shaft hook; 6. Air blowing discharge mechanism; 7. Air expanding shaft bracket; 8. Aluminum roller; 9. Connecting frame; 10. Pressing roller; 11. First cylinder; 12. Second cylinder; 13. Third cylinder ; 14, the fourth cylinder; 15, the first belt motor; 16, the second belt motor; 17, the air expansion shaft support plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The utility model provides an automatic roll changing, film blowing and rewinding machine as shown in Figures 1-4, comprising a frame 1, a main drum 2 is rotatably connected between the two frames 1, and a main drum 2 is rotatably connected with Inflatable shaft bracket 3, a first belt motor 15 and a second belt motor 16 are installed between the racks 1, the output end of the first belt motor 15 is connected to the main drum 2 in a drive, and the first belt motor 15 is convenient to drive the main The drum 2 rotates on its own, and then the main drum 2 has a power source for its rotation. The output end of the second belt motor 16 is connected to the inflatable shaft bracket 3 in a driving connection, and the second belt motor 16 facilitates driving the inflatable shaft bracket. 3 is rotated, so that the inflatable shaft bracket 3 can be rotated with the axis of the main drum 2 as the center of the circle. An inflatable shaft pressure plate 4 is arranged inside the inflatable shaft bracket 3, and the second air cylinder 12 is connected to the inflatable shaft pressure plate 4. , the second cylinder 12 is rotatably installed on the frame 1, and the output end of the second cylinder 12 is rotatably connected to the inflatable shaft pressing plate 4. 4 can be rotated on a fixed axis, the inflatable shaft pressing plate 4 is rotatably connected with the main drum 2, the two sides of the main drum 2 are slidably provided with inflatable shaft hooks 5, and the inflatable shaft hooks 5 are slidably connected with the frame 1, and the inflatable shaft is slidably connected. A fourth cylinder 14 is connected to the shaft retractor 5. The fourth cylinder 14 facilitates providing a power source for the horizontal movement of the inflatable shaft retractor 5, so that the inflatable shaft retractor 5 can move horizontally. The fourth cylinder 14 is rotatably mounted on the frame. 1, the output end of the fourth cylinder 14 is connected with one end of the inflatable shaft retractor 5 in a transmission connection, and a blowing and discharging mechanism 6 is arranged above the two inflatable shaft retracting hooks 5, and the air blowing and discharging mechanism 6 is fixedly installed on the frame 1. , the blowing and discharging mechanism 6 is connected with a fifth cylinder, through the fifth cylinder, it is convenient to drive the blowing and discharging mechanism 6 to perform horizontal movement, the fifth cylinder is installed on the frame 1, and the output end of the fifth cylinder is connected to the blowing and discharging mechanism. 6. Transmission connection, the upper part of the main drum 2 is slidably connected with an inflatable shaft bracket 7, and the tops of the opposite sides of the two racks 1 are fixedly connected with a fixing frame, and the fixing frame is fixedly installed with a third cylinder 13. The output end is in driving connection with the top end of the inflatable shaft bracket 7 .

The inflatable shaft bracket 3 includes a bearing bracket 31, a rodless cylinder 32 and an electrostatic adsorption discharge plate 33. The two bearing brackets 31 are rotatably connected to both ends of the main drum 2, and the rodless cylinder 32 is fixedly installed on the two bearing brackets. Between the racks 31, the output end of the rodless cylinder 32 is provided with a blade, and the rodless cylinder 32 drives the blade to translate, so as to realize the cutting of the film. A mounting plate is fixedly connected between the two bearing brackets 31, and electrostatic adsorption discharges The plate 33 is fixedly mounted on the mounting plate, and the electrostatic adsorption and discharge plate 33 is convenient for discharging, so that the film generates electrostatic adsorption force.

An aluminum roller 8 is connected between the two frames 1, and both ends of the aluminum roller 8 are connected with a connecting frame 9 in rotation, and one end of the two connecting frames 9 is connected with a pressing roller 10, and the connecting frame 9 is connected with a first Cylinder 11, the first cylinder 11 is rotatably installed on the frame 1, the output end of the first cylinder 11 is rotatably connected with the connecting frame 9, and the connecting frame 9 is connected to the aluminum roller 8 by rotating, so that the connecting frame 9 can be fixed. The rotation of the shaft makes the operation of the connecting frame 9 more stable, which also makes the rotation of the pressing roller 10 more stable.

Two inflatable shaft support plates 17 are arranged between the two inflatable shaft retractors 5, the inflatable shaft support plate 17 is installed on the frame 1, and one end of the inflatable shaft support plate 17 is provided with a hook gap, and the inflatable shaft can be Drop into the waiting area of the inflatable shaft through the notch of the hook.

The working principle of the utility model:

In the normal production state, as shown in Figure 2, the first belt motor 15 is activated to drive the main drum 2 to rotate through the chain, so that the surface line speed of the main drum 2 is the same as the line speed of the film blowing machine. Pressed on the surface of the main drum 2 and wrapped around the paper tube on the inflatable shaft, the inflatable shaft is located on the inflatable shaft support plate 17 and is pulled toward the main drum 2 by the inflatable shaft hook 5 through the fourth cylinder 14, close to the main drum 2. The roller 2 is then driven by the main roller 2 to roll so that the film is continuously wound on the paper tube on the inflatable shaft.

When the film reaches a certain number of meters, it starts to automatically change the roll. First, the operation of the first cylinder 11 pulls the connecting frame 9, so that the connecting frame 9 drives the pressing roller 10 to move, so that the pressing roller 10 leaves the surface of the main roller 2, and the second The belt motor 16 starts to run and drives the inflatable shaft bracket 3 to rotate to the designated position and stops. As shown in FIG. 3 , the third air cylinder 13 pushes the inflatable shaft bracket 7 to move, so that the membrane-free air on the inflatable shaft bracket 7 is inflated. The shaft leans against the main drum 2 and is driven to rotate by the main drum 2. The second air cylinder 12 pushes the inflatable shaft pressing plate 4 to move, so that the inflatable shaft pressing plate 4 rotates with the axis of the main drum 2 as the center of the circle, and presses the inflatable shaft. On the inflatable shaft bracket 3 , the fifth cylinders on both sides push the blowing and discharging mechanism 6 against both sides of the inflatable shaft bracket 3 , blowing air on one side makes the rodless cylinder 32 move, and is placed on the rodless cylinder 32 . At the same time, the upper blade cuts the film, through the discharge of the electrostatic adsorption discharge plate 33, the film is electrostatically adsorbed on the paper tube and wrapped around the paper tube, stop the discharge and blow air on the other side to reset the rodless cylinder 32, and the fifth cylinder returns to Retreat the blowing and discharging mechanisms 6 on both sides, push the inflatable shaft hook 5 through the fourth cylinder 14, and the inflatable shaft hook 5 pushes the inflatable shaft, so that the mother roll that has reached the number of meters leaves the main drum 2 along the inflatable shaft The support plate 17 slides until it falls into the waiting area of the inflatable shaft through the hook gap, and the second belt motor 16 is activated. Through the operation of the second belt motor 16, the inflatable shaft bracket 3 is rotated, and at the same time, under the action of the second air cylinder 12 The lower inflatable shaft pressing plate 4 continues to press the inflatable shaft on the inflatable shaft bracket 3 until it is pressed on the inflatable shaft bracket 17, and the inflatable shaft bracket 3 continues to rotate to the designated position and stops as shown in Figure 2. At the same time, the first air cylinder 11 pushes the pressing roller 10 to press the film on the surface of the main roller 2 . The fourth cylinder 14 runs and contracts to retract the inflatable shaft retractor 5 until the inflatable shaft that is being wound is stretched on the surface of the main drum 2, and the second cylinder 12 retracts to reset the inflatable shaft pressure plate 4, and the parent roll is wound normally, thereby The automatic roll change of the film can be realized.

Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, its It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Within the spirit and principles of the present invention, any modifications, equivalent replacements, improvements, etc., should be Included within the scope of protection of the present invention.

Claims (8)

1. An automatic roll changing and film blowing winding machine comprises racks (1), and is characterized in that a main roller (2) is rotatably connected between the two racks (1), an inflatable shaft bracket (3) is rotatably connected to the main roller (2), an inflatable shaft pressing plate (4) is arranged inside the inflatable shaft bracket (3), the inflatable shaft pressing plate (4) is rotatably connected with the main roller (2), inflatable shaft draw hooks (5) are slidably arranged on two sides of the main roller (2), a blowing discharge mechanism (6) is arranged above the two inflatable shaft draw hooks (5), the blowing discharge mechanism (6) is fixedly arranged on the racks (1), and an inflatable shaft bracket (7) is slidably connected above the main roller (2);

physiosis axle bracket (3) are including supporting bracket (31), rodless cylinder (32) and electrostatic absorption discharge plate (33), two support bracket (31) and the both ends of main drum (2) are rotated and are connected, rodless cylinder (32) fixed mounting is in two between supporting bracket (31), two fixedly connected with mounting panel between supporting bracket (31), electrostatic absorption discharge plate (33) fixed mounting is on the mounting panel.

2. The automatic roll changing and film blowing winder according to claim 1, characterized in that an aluminum roll (8) is connected between the two frames (1), two ends of the aluminum roll (8) are rotatably inserted with connecting frames (9), and one end of each of the two connecting frames (9) is rotatably connected with a compression roller (10).

3. An automatic roll change blown film winder according to claim 2, characterized in that a first cylinder (11) is connected to the connecting frame (9), the first cylinder (11) is rotatably mounted on the frame (1), and the output end of the first cylinder (11) is rotatably connected to the connecting frame (9).

4. The automatic roll-changing blown film winder according to claim 1, wherein a second air cylinder (12) is connected to the inflatable shaft pressing plate (4), the second air cylinder (12) is rotatably mounted on the frame (1), and the output end of the second air cylinder (12) is rotatably connected to the inflatable shaft pressing plate (4).

5. An automatic roll change blown film winder according to claim 1, characterized in that a fixed frame is fixedly connected to the top of the opposite side of the two frames (1), a third cylinder (13) is fixedly mounted on the fixed frame, and the output end of the third cylinder (13) is in transmission connection with the top end of the inflatable shaft support (7).

6. The automatic roll changing and film blowing winding machine according to claim 1, characterized in that a fourth cylinder (14) is connected to the air inflation shaft drag hook (5), the fourth cylinder (14) is rotatably installed on the frame (1), an output end of the fourth cylinder (14) is in transmission connection with one end of the air inflation shaft drag hook (5), a fifth cylinder is connected to the air blowing discharge mechanism (6), the fifth cylinder is installed on the frame (1), and an output end of the fifth cylinder is in transmission connection with the air blowing discharge mechanism (6).

7. An automatic roll change blown film winder according to claim 1, characterized in that a first belt motor (15) and a second belt motor (16) are installed between the frames (1), the output end of the first belt motor (15) is in transmission connection with the main drum (2), and the output end of the second belt motor (16) is in transmission connection with the inflatable shaft bracket (3).

8. An automatic roll change blown film winder according to claim 1, characterized in that two inflatable shaft support plates (17) are arranged between the two inflatable shaft draw hooks (5), and the inflatable shaft support plates (17) are mounted on the frame (1).

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