Sheet extruder cutting device

Abstract

The utility model discloses a sheet extruder cutting device, which relates to the technical field of sheet extruders. The utility model comprises a main board, support plates are installed on both sides of the main board, a cutting device is arranged between the two support plates, the cutting device comprises a first main body, a movable groove is opened inside the first main body, a guide rod is fixedly installed on the bottom of the inner wall of the movable groove, a movable plate is sleeved on the outer surface of the guide rod, a rotating shaft is rotatably installed between the two movable plates, a plurality of cutting tools are fixedly installed on the outer surface of the rotating shaft, the plurality of cutting tools are distributed around the circumference of the center line of the rotating shaft, a fixed plate is arranged below the rotating shaft, both sides of the fixed plate are fixedly connected with the support plates, a cutting groove is opened on the surface of the fixed plate corresponding to the cutting groove, a rotating groove is opened on the upper surface of the fixed plate corresponding to the cutting groove, a transmission rod is rotatably installed on the inner wall of the rotating groove, materials can be cut in a non-stop state, when cutting materials in large quantities, the required working time is reduced, thereby improving the working efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet extruders, in particular to a cutting device for a sheet extruder. Background Art

[0002] Sheet extruder is a mechanical equipment used to produce plastic sheets, mainly used in packaging, food, medical and other fields. Its working principle is to heat and melt the plastic raw materials, extrude them into sheets through a mold, and form the required sheet products after cooling and pulling. The main components of the sheet extruder include a feeding device, an extrusion device, a mold, a cooling device, etc. Among them, the extrusion device is the core part of the sheet extruder, which is responsible for extruding the molten plastic into sheets through a mold. There are many types of sheet extruders, such as single-screw extruders, twin-screw extruders, etc. Among them, single-screw extruders are generally suitable for plastic products with lower molding requirements, especially small and medium-capacity products. Its advantage is that the product cost is relatively low; while twin-screw extruders have higher production efficiency and processing accuracy, and are suitable for the production of plastic products with higher requirements.

[0003] The existing technology has the following problems: the existing cutting device uses a blade to cut the material vertically. During the cutting process, the equipment needs to stop conveying in order to cut the material. When processing a large amount of materials, the time required increases, resulting in low work efficiency. Utility Model Content

[0004] In order to solve the above technical problems, a sheet extruder cutting device is provided to solve the above-mentioned problem of low working efficiency.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A sheet extruder cutting device comprises a main board, support plates are fixedly installed on both sides of the main board, a cutting device is arranged between the two support plates, the cutting device comprises a first main body, a movable groove is opened inside the first main body, a guide rod is fixedly installed on the bottom of the inner wall of the movable groove, a movable plate is sleeved on the outer surface of the guide rod, a rotating shaft is rotatably installed between the two movable plates, a plurality of cutting tools are fixedly installed on the outer surface of the rotating shaft, and the plurality of cutting tools are distributed around the circumference of the center line of the rotating shaft, a fixed plate is arranged below the rotating shaft, both sides of the fixed plate are fixedly connected to the support plates, a cutting groove is opened on the surface of the fixed plate corresponding to the cutting tool, a rotating groove is opened on the upper surface of the fixed plate corresponding to the cutting groove, and a transmission rod is rotatably installed on the inner wall of the rotating groove.

[0007] Preferably, multiple connecting shafts, reversing shafts, and multiple transmission shafts are rotatably installed on one side of the two support plates close to each other, and the multiple connecting shafts are stacked and distributed along the support plates. A roller is fixedly installed on one end of the two connecting shafts close to each other, and the multiple transmission shafts are linearly distributed along the support plates. The reversing shaft is located between the transmission shaft and the roller. A storage device is provided between the support plates corresponding to the cutting device, and a plurality of ventilation devices are provided on the surface of the main board corresponding to the transmission shaft, and the multiple ventilation devices are horizontally distributed along the surface of the main board.

[0008] Preferably, the material storage device includes a second main body, a material storage bin is provided inside the second main body, a slide groove is provided on the inner wall of the material storage bin corresponding to the support plate, a plurality of guide rods are fixedly installed on the bottom of the inner wall of the slide groove, the plurality of guide rods are symmetrically distributed about the center line of the material storage bin, a slide plate is sleeved on the outer surface of the guide rods, and a plurality of movable wheels are rotatably installed on the bottom surface of the second main body, the plurality of movable wheels are symmetrically distributed about the center line of the second main body.

[0009] Preferably, a low-speed motor is provided on the outer side of the support plate corresponding to the connecting shaft, and one of the connecting shafts passes through the support plate and is fixedly connected to the output end of the low-speed motor.

[0010] Preferably, a plurality of gears are provided on the other side of the support plate corresponding to the low-speed motor, the plurality of gears are fixedly connected to the connecting shaft, and the plurality of gears are meshingly connected with each other.

[0011] Preferably, the ventilation device comprises a third body, a transmission groove is opened inside the third body, a fixing frame is fixedly installed on the inner wall of the transmission groove, a rotating rod is rotatably installed inside the fixing frame, and blades are fixedly installed on the outer surface of the rotating rod.

[0012] Preferably, a plurality of ventilation pipes are fixedly installed on one side where the two support plates are close to each other, a plurality of ventilation grooves are opened on the outer surface of the ventilation pipes, and the plurality of ventilation grooves are linearly distributed along the axial direction of the ventilation pipes. The outer surface of the ventilation pipes corresponding to the ventilation grooves is connected to the air intake pipe, and the air intake pipe is connected to the ventilation device.

[0013] Compared with the prior art, the advantages of the utility model are: the utility model is provided with a cutting device, and the movable groove, guide rod and movable plate are used to realize the flexible movement of the tool, so that the cutting position and depth can be adjusted as needed; the tool is distributed around the circumference of the rotating shaft, and continuous cutting is realized through the movement of the rotating shaft, thereby improving the cutting efficiency; the design of the cutting groove and the rotating groove enables the tool to pass smoothly during cutting, avoiding the jamming phenomenon, and at the same time, the material can be cut without stopping. When cutting materials in large quantities, the required working time is reduced, thereby improving the working efficiency; the utility model is provided with a storage device, and the storage device adopts the design of a slide plate and a guide rod, so that the material can slide smoothly in the storage bin, which is convenient for taking out and putting in. In the process of material falling, the material directly enters the storage device, reducing the probability of the material hitting the storage device and reducing the probability of the material being damaged; the setting of multiple movable wheels enables the storage device to be conveniently moved and positioned, thereby improving the flexibility of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 It is a three-dimensional structural schematic diagram of the cutting device in the utility model;

[0016] Figure 3 for Figure 2 A partial enlarged view of middle A;

[0017] Figure 4 It is a cross-sectional view of the material storage device in the utility model;

[0018] Figure 5 It is a cross-sectional view of some parts in the utility model;

[0019] Figure 6 for Figure 5 A partial enlarged view of B.

[0020] The numbers in the figure are: 1. main board; 2. support plate; 3. cutting device; 4. connecting shaft; 5. reversing shaft; 6. transmission shaft; 7. roller; 8. storage device; 9. ventilation device; 10. first main body; 11. moving groove; 12. guide rod; 13. moving plate; 14. rotating shaft; 15. tool; 16. fixed plate; 17. cutting groove; 18. rotating groove; 19. transmission rod; 20. second main body; 21. storage bin; 22. slide groove; 23. guide rod; 24. slide plate; 25. moving wheel; 26. low-speed motor; 27. gear; 28. third main body; 29. ​​transmission groove; 30. fixed frame; 31. rotating rod; 32. blade; 33. ventilation pipe; 34. ventilation groove; 35. air intake pipe. DETAILED DESCRIPTION

[0021] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0022] Reference Figure 1-6 As shown, a sheet extruder cutting device includes a main board 1, support plates 2 are fixedly installed on both sides of the main board 1, a cutting device 3 is arranged between the two support plates 2, and the cutting device 3 cuts the cooled sheet, and multiple connecting shafts 4, a reversing shaft 5, and multiple transmission shafts 6 are rotatably installed on the side where the two support plates 2 are close to each other, and the multiple connecting shafts 4 are stacked and distributed along the support plates 2, and a roller 7 is fixedly installed on the end where the two connecting shafts 4 are close to each other, and the multiple transmission shafts 6 are linearly distributed along the support plates 2, and the reversing shaft 5 is located between the transmission shaft 6 and the roller 7, and the roller 7, the reversing shaft 5 and the transmission shaft 6 transport materials, and a storage device 8 is arranged between the support plates 2 corresponding to the cutting device 3, and the storage device 8 stores the sheared material, and a plurality of ventilation devices 9 are arranged on the surface of the main board 1 corresponding to the transmission shaft 6, and the plurality of ventilation devices 9 are horizontally distributed along the surface of the main board 1, and the ventilation devices 9 accelerate the temperature reduction speed of the material.

[0023] like Figure 2-3 As shown, the cutting device 3 includes a first main body 10, a moving groove 11 is provided inside the first main body 10, a guide rod 12 is fixedly installed at the bottom of the inner wall of the moving groove 11, a moving plate 13 is sleeved on the outer surface of the guide rod 12, and the moving plate 13 moves along the direction of the guide rod 12, a rotating shaft 14 is rotatably installed between the two moving plates 13, a plurality of cutters 15 are fixedly installed on the outer surface of the rotating shaft 14, and the plurality of cutters 15 are distributed circumferentially around the center line of the rotating shaft 14, the rotating shaft 14 is externally connected to a power source, a fixed plate 16 is provided below the rotating shaft 14, both sides of the fixed plate 16 are fixedly connected to the support plate 2, a cutting groove 17 is provided on the surface of the fixed plate 16 corresponding to the cutter 15, the staff adjusts the rotation speed of the rotating shaft 14 as needed, the rotating shaft 14 drives the cutter 15 to cooperate with the cutting groove 17 through rotation to cut the cooled material, a rotating groove 18 is provided on the upper surface of the fixed plate 16 corresponding to the cutting groove 17, a transmission rod 19 is rotatably installed on the inner wall of the rotating groove 18, and the cut material leaves the device through the transmission rod 19.

[0024] like Figure 4As shown, the storage device 8 includes a second main body 20, a storage bin 21 is provided inside the second main body 20, a slide groove 22 is provided on the inner wall of the storage bin 21 corresponding to the support plate 2, and a plurality of guide rods 23 are fixedly installed on the bottom of the inner wall of the slide groove 22, and the plurality of guide rods 23 are symmetrically distributed about the center line of the storage bin 21, and a slide plate 24 is sleeved on the outer surface of the guide rod 23, and a spring is sleeved on the outer surface of the guide rod 23, and the two ends of the spring are respectively fixed to the bottom surface of the slide plate 24 and the inner wall of the slide groove 22, and the sheared material falls on the surface of the slide plate 24, and the material squeezes the spring on the slide plate 24 and causes the spring to contract, so that the material can smoothly enter the storage bin 21, and a plurality of moving wheels 25 are rotatably installed on the bottom surface of the second main body 20, and the plurality of moving wheels 25 are symmetrically distributed about the center line of the second main body 20, and the staff can replace the storage device 8 through the moving wheels 25.

[0025] like Figure 1 As shown, a low-speed motor 26 is provided on the outer side of the support plate 2 corresponding to the connecting shaft 4, wherein one of the connecting shafts 4 passes through the support plate 2 and is fixedly connected to the output end of the low-speed motor 26, and the low-speed motor 26 drives the roller 7 on the connecting shaft 4 to rotate to move the material.

[0026] like Figure 1 As shown, a plurality of gears 27 are provided on the other side of the support plate 2 corresponding to the low-speed motor 26. The plurality of gears 27 are fixedly connected to the connecting shaft 4. The plurality of gears 27 are meshingly connected with each other, and power is transmitted to different connecting shafts 4 through the gears 27.

[0027] like Figure 6 As shown, the ventilation device 9 includes a third main body 28, a transmission groove 29 is opened inside the third main body 28, a fixing frame 30 is fixedly installed on the inner wall of the transmission groove 29, a rotating rod 31 is rotatably installed inside the fixing frame 30, the rotating rod 31 is externally connected to a power source, and a blade 32 is fixedly installed on the outer surface of the rotating rod 31, and the rotating rod 31 drives the blade 32 to rotate at a high speed, so that the air in the transmission groove 29 flows at a high speed.

[0028] like Figure 5 As shown, a plurality of ventilation pipes 33 are fixedly installed on one side of the two support plates 2 close to each other, and a plurality of ventilation grooves 34 are opened on the outer surface of the ventilation pipes 33, and the plurality of ventilation grooves 34 are linearly distributed along the axial direction of the ventilation pipes 33. The outer surface of the ventilation pipes 33 corresponding to the ventilation grooves 34 is connected to the air inlet pipe 35, and the air inlet pipe 35 is connected to the ventilation device 9. The high-speed flowing gas is sprayed on the bottom surface of the high-temperature material through the air inlet pipe 35, the ventilation pipe 33 and the ventilation grooves 34 in turn, so that the high-temperature material is quickly cooled down.

[0029] Working principle: The low-speed motor 26 drives the material on the connecting shaft 4 to move slowly, and the high-temperature material passes through the roller 7, the reversing shaft 5 and the transmission shaft 6 in turn. The rotating rod 31 in the ventilation device 9 drives the blade 32 to rotate at high speed, so that the air in the transmission groove 29 flows at high speed. The high-speed flowing gas passes through the air intake pipe 35, the ventilation pipe 33 and the ventilation groove 34 in turn and is sprayed on the bottom surface of the high-temperature material, so that the high-temperature material is quickly cooled down. The cooled material enters the cutting device. The staff adjusts the speed of the rotating shaft 14 as needed. The rotating shaft 14 drives the tool 15 to cooperate with the cutting groove 17 through rotation to cut the cooled material. The cut material enters the storage device 8 through the transmission rod 19. The material squeezes the spring on the slide plate 24 and contracts the spring, so that the material can smoothly enter the storage bin 21. When the storage bin 21 is full of material, the staff can replace the storage device 8 through the moving wheel 25.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A sheet extruder cutting device, comprising a main board (1), characterized in that: Support plates (2) are fixedly mounted on both sides of the main board (1), a cutting device (3) is arranged between the two support plates (2), and the cutting device (3) comprises a first main body (10), a movable groove (11) is provided inside the first main body (10), a guide rod (12) is fixedly mounted on the bottom of the inner wall of the movable groove (11), a movable plate (13) is sleeved on the outer surface of the guide rod (12), a rotating shaft (14) is rotatably mounted between the two movable plates (13), and the outer surface of the rotating shaft (14) is A plurality of cutting tools (15) are fixedly mounted on the surface, and the plurality of cutting tools (15) are circumferentially distributed around the center line of the rotating shaft (14); a fixing plate (16) is provided below the rotating shaft (14); two sides of the fixing plate (16) are fixedly connected to the supporting plate (2); a cutting groove (17) is provided on the surface of the fixing plate (16) corresponding to the cutting tool (15); a rotating groove (18) is provided on the upper surface of the fixing plate (16) corresponding to the cutting groove (17); a transmission rod (19) is rotatably mounted on the inner wall of the rotating groove (18).

2. A sheet extruder cutting device according to claim 1, characterized in that: A plurality of connecting shafts (4), a reversing shaft (5), and a plurality of transmission shafts (6) are rotatably mounted on the sides of the two support plates (2) close to each other. The plurality of connecting shafts (4) are stacked and distributed along the support plate (2). A roller (7) is fixedly mounted on one end of the two connecting shafts (4) close to each other. The plurality of transmission shafts (6) are linearly distributed along the support plate (2). The reversing shaft (5) is located between the transmission shaft (6) and the roller (7). A material storage device (8) is provided between the support plates (2) corresponding to the cutting device (3). A plurality of ventilation devices (9) are provided on the surface of the main board (1) corresponding to the transmission shaft (6). The plurality of ventilation devices (9) are horizontally distributed along the surface of the main board (1).

3. A sheet extruder cutting device according to claim 2, characterized in that: The material storage device (8) comprises a second main body (20), a material storage bin (21) is provided inside the second main body (20), a slide groove (22) is provided on the inner wall of the material storage bin (21) corresponding to the support plate (2), a plurality of guide rods (23) are fixedly installed at the bottom of the inner wall of the slide groove (22), the plurality of guide rods (23) are symmetrically distributed about the center line of the material storage bin (21), a slide plate (24) is sleeved on the outer surface of the guide rod (23), a plurality of moving wheels (25) are rotatably installed on the bottom surface of the second main body (20), the plurality of moving wheels (25) are symmetrically distributed about the center line of the second main body (20).

4. A sheet extruder cutting device according to claim 2, characterized in that: A low-speed motor (26) is provided on the outside of the support plate (2) corresponding to the connecting shaft (4), wherein one of the connecting shafts (4) passes through the support plate (2) and is fixedly connected to the output end of the low-speed motor (26).

5. A sheet extruder cutting device according to claim 4, characterized in that: A plurality of gears (27) are provided on the other side of the support plate (2) corresponding to the low-speed motor (26); the plurality of gears (27) are fixedly connected to the connecting shaft (4); and the plurality of gears (27) are meshingly connected to each other.

6. A sheet extruder cutting device according to claim 2, characterized in that: The ventilation device (9) comprises a third body (28), a transmission groove (29) is provided inside the third body (28), a fixing frame (30) is fixedly mounted on the inner wall of the transmission groove (29), a rotating rod (31) is rotatably mounted inside the fixing frame (30), and a blade (32) is fixedly mounted on the outer surface of the rotating rod (31).

7. A sheet extruder cutting device according to claim 2, characterized in that: A plurality of ventilation pipes (33) are fixedly mounted on one side of the two support plates (2) close to each other, a plurality of ventilation grooves (34) are provided on the outer surface of the ventilation pipe (33), the plurality of ventilation grooves (34) are linearly distributed along the axial direction of the ventilation pipe (33), the outer surface of the ventilation pipe (33) corresponding to the ventilation grooves (34) is connected to an air intake pipe (35), and the air intake pipe (35) is connected to the ventilation device (9).

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