Extrusion device capable of automatically dicing

Abstract

The utility model discloses an extrusion device capable of automatically dicing, which belongs to the technical field of dicing devices and comprises a screw extruder body, and a detachable cutting component used for cutting plastics is mounted at the discharge end of the screw extruder body. A variable speed transmission assembly for adjusting the cutting rotating speed of the detachable cutting assembly is mounted at the left end of the screw extruder body; the variable-speed transmission assembly comprises a variable-speed assembly and a first transmission assembly; the speed change assembly is installed at the upper end of the screw extruder body and connected with the detachable cutting assembly, the first transmission assembly is installed at the left end of the screw extruder body and connected with the speed change assembly, and the first transmission assembly is connected with the detachable cutting assembly. By means of the mode, single-motor-driven extrusion and cutting are achieved, the production cost is reduced, meanwhile, the rotating speed of the motor can be changed, different cutting speeds can be controlled, different diameters of extruded plastic can be controlled, and plastic particles of different sizes can be formed.

Description

Technical Field

[0001] The utility model relates to the technical field of pelletizing devices, in particular to an extrusion device capable of automatic pelletizing. Background Art

[0002] In the prior art, powdered or granular materials are fed into the extrusion chamber of a screw extruder through a feed port. The spiral blades or toothed structures on the screw shaft cut, stir, and compress the materials, causing them to gradually become compact and have a certain plasticity. The materials then move toward the die outlet under the push of the screw shaft. After the particles are extruded from the die outlet, a cutting device is provided to cut the continuous material into particles of a certain length.

[0003] Among many existing technologies, Chinese patent CN205167291U application discloses an automatic extrusion and pelletizing device for temperature-sensitive raw material particles, including a machine body and a workbench. A barrel is horizontally arranged on the workbench, a hopper is provided on the inlet of the barrel, an extrusion barrel is provided on the outlet of the barrel, an extrusion screw is horizontally arranged in the barrel and is driven by a rotating mechanism and rotates in the barrel. The extrusion screw rotates to transfer the temperature-sensitive raw material from the inlet to the outlet of the barrel. A heater is provided on the outer wall of the extrusion barrel to heat and soften the temperature-sensitive raw material. A cutter is provided outside the outlet of the extrusion barrel and is driven by a moving mechanism to move forward and backward. A material receiving channel is inclined below the cutter.

[0004] However, the size of the particles cut in this patented technology cannot be changed, the devices controlling the discharge and cutting operate in the same state, the extruded material always maintains one form, and the cutting effect is relatively simple.

[0005] Based on this, the utility model designs an extrusion device capable of automatic pelletizing to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides an extrusion device capable of automatic pelletizing.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] An extrusion device capable of automatic pelletizing comprises a screw extruder body, a discharging end of the screw extruder body being mounted with a detachable cutting assembly for cutting plastic, a left end of the screw extruder body being mounted with a speed-changing transmission assembly for adjusting the cutting speed of the detachable cutting assembly; the speed-changing transmission assembly comprising a speed-changing assembly and a first transmission assembly; the speed-changing assembly being mounted at the upper end of the screw extruder body, the speed-changing assembly being connected to the detachable cutting assembly, the first transmission assembly being mounted at the left end of the screw extruder body, the first transmission assembly being connected to the speed-changing assembly, and the first transmission assembly being connected to the detachable cutting assembly.

[0009] Furthermore, the speed change assembly includes a second transmission assembly, a rotating shaft 1, a box body 1, a gear 1, a connecting seat, a gear 2, a cylinder, a rotating shaft 2, a gear 3 and a gear 4; a synchronous wheel at one end of the second transmission assembly is fixedly connected to the motor output end of the screw extruder body, and a synchronous wheel at the other end is fixedly connected to one end of the rotating shaft 1, the other end of the rotating shaft 1 is rotatably connected to the box body 1, the rotating shaft 1 is rotatably connected to the connecting block fixedly installed on the right end of the screw extruder body, the box body 1 is connected to the first transmission assembly and the detachable cutting assembly through a fixed connecting rod, gear 1 is fixedly connected to the rotating shaft 1, the upper end of the connecting seat is rotatably connected to the rotating shaft 1, the lower end of the connecting seat is fixedly connected to the lower end of the box body 1, gear 2 is fixedly connected to the rotating shaft 1, gear 4 is meshed with gear 1, gear 4 is fixedly connected to the rotating shaft 2, gear 3 is fixedly connected to the rotating shaft 2, one end of the rotating shaft 2 is rotatably connected to the output end of the cylinder, the other end of the rotating shaft 2 is connected to the first transmission assembly, the rotating shaft 2 is rotatably connected to the right end of the box body 1, and the cylinder is fixedly installed on the left wall of the box body 1.

[0010] Furthermore, the distance between gear 1 and gear 2 is greater than the distance between gear 3 and gear 4.

[0011] Furthermore, the first transmission assembly includes box body 2, rotating shaft 3, gear 5, gear 6 and rotating shaft 4; the box body 2 is connected to the detachable cutting assembly through a fixed connecting rod, one end of rotating shaft 3 cooperates with rotating shaft 2 for limited sliding connection, the other end of rotating shaft 3 is connected to the detachable cutting assembly, gear 5 is fixedly connected to rotating shaft 3, gear 6 cooperates with gear 5 for meshing connection, rotating shaft 4 is fixedly connected to gear 6, rotating shaft 4 is rotatably connected to box body 2, and rotating shaft 4 is connected to the detachable cutting assembly.

[0012] Furthermore, the second rotating shaft and the third rotating shaft are connected by spline.

[0013] Furthermore, the detachable cutting assembly includes a connecting plate, a baffle, a cutting disc, a clamping seat 1, a clamping seat 2 and a clamping block; the connecting plate is fixedly installed on the discharge end of the screw extruder body, the fixed connecting rod connected to the box body 1 and the box body 2 is fixedly installed on the left end of the connecting plate, the baffle is clamped with the side wall of the connecting plate, there are two groups of cutting discs and they are respectively fixedly connected to the right ends of the rotating shaft 3 and the rotating shaft 4, the cutting disc is in contact with the left end of the baffle, the clamping seat 1 is fixedly installed on the lower end inner wall of the connecting plate, the clamping seat 2 is fixedly installed on the lower end outer wall of the baffle, the upper end of the clamping block is fixedly connected to the clamping seat 2, and the lower end of the clamping block is clamped with the clamping seat 1.

[0014] Furthermore, a through hole is provided at the left end of the baffle to match the circular cutting range of the cutting blade.

[0015] Furthermore, the cutting piece is set to be in the shape of a triangular pyramid.

[0016] Compared with the prior art, the present invention has the following beneficial effects: 1. When the present invention is used, when it is necessary to cut plastic, the speed change assembly transmits the motor power of the screw extruder body and changes the speed, the speed change assembly drives the first transmission assembly, and continues to transmit power through the first transmission assembly, and the first transmission assembly drives the detachable cutting assembly to perform rotary cutting, the screw extruder body discharges the strip plastic through the detachable cutting assembly, and the detachable cutting assembly cuts it into granules, thereby realizing automatic granulation after the plastic is extruded;

[0017] 2. When the present invention is used, when it is necessary to transmit motor power, the motor output end of the screw extruder body drives the synchronous wheel of the second transmission assembly to rotate, the belt drives another synchronous wheel to rotate, the synchronous wheel drives the rotating shaft 1 connected thereto to rotate, the rotating shaft 1 drives the gear 1 to rotate, the gear 1 drives the gear 4 meshing with it to rotate, the gear 4 drives the rotating shaft 2 to rotate, and the rotating shaft 2 drives the first transmission assembly; when it is necessary to change the speed, the output end of the cylinder drives the rotating shaft 2 to move to the left, the gear 4 is disengaged from the connection state with the gear 1, and the gear 3 moves to a position meshing with the gear 2, and the speed transmitted by the motor to the rotating shaft 2 changes, thereby achieving the effect of cutting the plastic into different lengths; when the gear 1 and the gear 4 are in a connected state, the distance between the gear 1 and the gear 2 is larger to avoid contact between the gear 2 and the gear 3;

[0018] 3. When the present invention is used, when it is necessary to transmit cutting power, the second shaft drives the third shaft to rotate, the third shaft drives the fifth gear to rotate, the fifth gear drives the sixth gear meshing with it to rotate in the opposite direction, the sixth gear drives the fourth shaft to rotate, the third shaft and the fourth shaft drive the detachable cutting assembly to achieve the transmission of cutting power; the second shaft and the third shaft slide through the spline and are in a locked connection when rotating, which realizes the limited sliding of the shaft and the simultaneous rotation of the two shafts;

[0019] 4. When the utility model is used, when it is necessary to fix the baffle, the baffle descends and drives the second clamping seat to descend, and the second clamping seat drives the clamping block to descend, the clamping block and the first clamping seat enter a clamping state, and the baffle is fixed in the connecting plate; when it is necessary to cut plastic, the third and fourth rotating shafts drive the cutting disc to rotate, and the cutting disc cuts the plastic extruded by the screw extruder body; the through holes make the plastic extruded by the screw extruder body into strips, which is easier to cut into plastic particles during cutting; the baffle can be replaced with plates with through holes of different sizes, and the through holes of different sizes can make the extruded strip plastics have different diameters and cut into plastic particles of different sizes; the triangular pyramid-shaped blade can better cut the strip plastics, maintain stability during the cutting process, and reduce sliding. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be derived from these drawings without inventive effort.

[0021] Figure 1 The utility model is a three-dimensional extrusion device capable of automatic pelletizing Figure 1 ;

[0022] Figure 2 This is a front view of an extrusion device capable of automatic pelletizing according to the present invention;

[0023] Figure 3 This is a right side view of an extrusion device capable of automatic pelletizing according to the present invention;

[0024] Figure 4 The utility model is a three-dimensional extrusion device capable of automatic pelletizing Figure 2 ;

[0025] Figure 5 The utility model is a three-dimensional extrusion device capable of automatic pelletizing Figure 3 ;

[0026] Figure 6 To follow Figure 2 AA direction cross-sectional view;

[0027] Figure 7 for Figure 5 Enlarged view of point B in the middle;

[0028] Figure 8 for Figure 6 Enlarged view of point C in the middle.

[0029] The numbers in the figure represent:

[0030] 1. Screw extruder body; 2. Speed-changing transmission assembly; 21. Speed-changing assembly; 211. Second transmission assembly; 212. Rotating shaft 1; 213. Box 1; 214. Gear 1; 215. Connecting seat; 216. Gear 2; 217. Cylinder; 218. Rotating shaft 2; 219. Gear 3; 2110. Gear 4; 22. First transmission assembly; 221. Box 2; 222. Rotating shaft 3; 223. Gear 5; 224. Gear 6; 225. Rotating shaft 4; 3. Removable cutting assembly; 31. Connecting plate; 32. Baffle; 33. Cutting blade; 34. Adapter 1; 35. Adapter 2; 36. Adapter block. DETAILED DESCRIPTION

[0031] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0032] The terms “left,” “right,” “front,” “back,” “up,” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0033] Example: In some embodiments, please refer to the accompanying drawings of the specification. Figures 1-8 , an extrusion device with automatic pelletizing, comprising a screw extruder body 1, a detachable cutting component 3 for cutting plastic installed at the discharge end of the screw extruder body 1, a speed change transmission component 2 for adjusting the cutting speed of the detachable cutting component 3 installed at the left end of the screw extruder body 1; the speed change transmission component 2 comprises a speed change component 21 and a first transmission component 22; the speed change component 21 is installed at the upper end of the screw extruder body 1, the speed change component 21 is connected to the detachable cutting component 3, the first transmission component 22 is installed at the left end of the screw extruder body 1, the first transmission component 22 is connected to the speed change component 21, and the first transmission component 22 is connected to the detachable cutting component 3.

[0034] When the utility model is used, when it is necessary to cut plastic, the speed change component 21 transmits the motor power of the screw extruder body 1 and changes the speed, the speed change component 21 drives the first transmission component 22, and continues to transmit power through the first transmission component 22. The first transmission component 22 drives the detachable cutting component 3 to perform rotational cutting, and the screw extruder body 1 discharges the strip-shaped plastic through the detachable cutting component 3, and the detachable cutting component 3 cuts it into granules, thereby realizing automatic granulation after the plastic is extruded.

[0035] The speed change assembly 21 includes a second transmission assembly 211, a rotating shaft 212, a box 213, a gear 214, a connecting seat 215, a gear 216, a cylinder 217, a rotating shaft 218, a gear 3 219 and a gear 4 2110; the second transmission assembly 211 is composed of two synchronous wheels and a belt, one end of the synchronous wheel in the second transmission assembly 211 is fixedly connected to the motor output end of the screw extruder body 1, and the other end of the synchronous wheel is fixedly connected to one end of the rotating shaft 212, and the other end of the rotating shaft 212 is rotatably connected to the box 213, and the rotating shaft 212 is rotatably connected to the connecting block fixedly installed at the right end of the screw extruder body 1, and the box 213 is connected to the first transmission assembly 2 by a fixed connecting rod. 2 and the detachable cutting component 3, gear 1 214 is fixedly connected to the rotating shaft 1 212, the upper end of the connecting seat 215 is rotatably connected to the rotating shaft 1 212, the lower end of the connecting seat 215 is fixedly connected to the lower end of the box body 1 213, gear 2 216 is fixedly connected to the rotating shaft 1 212, gear 4 2110 is meshed with gear 1 214, gear 4 2110 is fixedly connected to the rotating shaft 2 218, gear 3 219 is fixedly connected to the rotating shaft 2 218, one end of the rotating shaft 218 is rotatably connected to the output end of the cylinder 217, the other end of the rotating shaft 218 is connected to the first transmission component 22, the rotating shaft 2 218 is rotatably connected to the right end of the box body 1 213, and the cylinder 217 is fixedly installed on the left wall of the box body 1 213.

[0036] When the present invention is used, when it is necessary to transmit motor power, the motor output end of the screw extruder body 1 drives the synchronous wheel of the second transmission assembly 211 to rotate, the belt drives another synchronous wheel to rotate, the synchronous wheel drives the rotating shaft 1 212 connected thereto to rotate, the rotating shaft 1 212 drives the gear 1 214 to rotate, the gear 1 214 drives the gear 4 2110 meshing with it to rotate, the gear 4 2110 drives the rotating shaft 2 218 to rotate, and the rotating shaft 218 drives the first transmission assembly 22; when it is necessary to change the speed, the output end of the cylinder 217 drives the rotating shaft 2 218 to move to the left, the gear 4 2110 is disengaged from the connection state with the gear 1 214, the gear 3 219 moves to a position meshing with the gear 2 216, and the speed transmitted by the motor to the rotating shaft 2 218 changes, thereby achieving the effect of cutting the plastic into different lengths.

[0037] The distance between the gear 1 214 and the gear 2 216 is greater than the distance between the gear 3 219 and the gear 4 2110 .

[0038] When the present invention is in use, when the gear 1 214 and the gear 4 2110 are in a connected state, the distance between the gear 1 214 and the gear 2 216 is larger, thereby preventing the gear 2 216 from contacting the gear 3 219 .

[0039] The first transmission assembly 22 includes a box body 221, a rotating shaft 3 222, a gear 5 223, a gear 6 224 and a rotating shaft 4 225; the box body 221 is connected to the detachable cutting assembly 3 through a fixed connecting rod, one end of the rotating shaft 3 222 cooperates with the rotating shaft 2 218 for limited sliding connection, the other end of the rotating shaft 3 222 is connected to the detachable cutting assembly 3, the gear 5 223 is fixedly connected to the rotating shaft 3 222, the gear 6 224 cooperates with the gear 5 223 for meshing connection, the rotating shaft 4 225 is fixedly connected to the gear 6 224, the rotating shaft 4 225 is rotatably connected to the box body 221, and the rotating shaft 4 225 is connected to the detachable cutting assembly 3.

[0040] When the present utility model is used, when it is necessary to transmit cutting power, the rotating shaft 218 drives the rotating shaft 3 222 to rotate, the rotating shaft 3 222 drives the gear 5 223 to rotate, the gear 5 223 drives the gear 6 224 meshed with it to rotate in the opposite direction, the gear 6 224 drives the rotating shaft 4 225 to rotate, the rotating shaft 3 222 and the rotating shaft 4 225 drive the detachable cutting assembly 3 to realize the transmission of cutting power.

[0041] The second rotating shaft 218 and the third rotating shaft 222 are connected by spline.

[0042] When the present invention is used, the second rotating shaft 218 and the third rotating shaft 222 slide via the spline and are in a locked connection when in a rotating state, thereby achieving limited sliding of the rotating shaft and simultaneous rotation of the two rotating shafts.

[0043] The detachable cutting assembly 3 includes a connecting plate 31, a baffle 32, a cutting blade 33, a clamping seat 1 34, a clamping seat 2 35 and a clamping block 36; the connecting plate 31 is fixedly installed on the discharge end of the screw extruder body 1, and the fixed connecting rod connected to the box body 1 213 and the box body 2 221 is fixedly installed on the left end of the connecting plate 31, the baffle 32 is clamped with the side wall of the connecting plate 31, the cutting blade 33 has two groups and is respectively fixedly connected to the right end of the rotating shaft 3 222 and the rotating shaft 4 225, the cutting blade 33 is in contact with the left end of the baffle 32, the clamping seat 1 34 is fixedly installed on the lower end inner wall of the connecting plate 31, the clamping seat 2 35 is fixedly installed on the lower end outer wall of the baffle 32, the upper end of the clamping block 36 is fixedly connected to the clamping seat 2 35, and the lower end of the clamping block 36 is clamped with the clamping seat 1 34.

[0044] When the present invention is in use, when it is necessary to fix the baffle 32, the baffle 32 descends and drives the second clamping seat 35 to descend, and the second clamping seat 35 drives the clamping block 36 to descend, and the clamping block 36 and the first clamping seat 34 enter a clamping state, and the baffle 32 is fixed in the connecting plate 31; when it is necessary to cut the plastic, the rotating shaft 322 and the rotating shaft 4 225 drive the cutting blade 33 to rotate, and the cutting blade 33 cuts the plastic extruded by the screw extruder body 1; the baffle 32 can be replaced with a plate with through holes of different sizes, and the through holes of different sizes can make the extruded strip plastic have different diameters and cut into plastic particles of different sizes.

[0045] The left end of the baffle 32 is provided with a through hole that matches the circular cutting range of the cutting blade 33 .

[0046] When the utility model is used, the through hole enables the plastic extruded by the screw extruder body 1 to be in strip shape, which makes it easier to cut into plastic particles during cutting.

[0047] The cutting blade 33 is configured in a triangular pyramid shape.

[0048] When the utility model is used, the triangular pyramid-shaped blade can better cut the strip plastic, maintain stability during the cutting process, and reduce sliding.

[0049] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. An extrusion device capable of automatic pelletizing, comprising a screw extruder body (1), characterized in that: A detachable cutting assembly (3) for cutting plastic is installed at the discharge end of the screw extruder body (1), and a variable speed transmission assembly (2) for adjusting the cutting speed of the detachable cutting assembly (3) is installed at the left end of the screw extruder body (1); The speed change transmission assembly (2) comprises a speed change assembly (21) and a first transmission assembly (22); The speed change assembly (21) is mounted on the upper end of the screw extruder body (1), the speed change assembly (21) is connected to the detachable cutting assembly (3), the first transmission assembly (22) is mounted on the left end of the screw extruder body (1), the first transmission assembly (22) is connected to the speed change assembly (21), and the first transmission assembly (22) is connected to the detachable cutting assembly (3).

2. The extrusion device capable of automatic pelletizing according to claim 1, characterized in that: The speed change assembly (21) includes a second transmission assembly (211), a rotating shaft (212), a housing (213), a gear (214), a connecting seat (215), a gear (216), a cylinder (217), a rotating shaft (218), a gear (219), and a gear (2110). One end of the synchronous wheel in the second transmission assembly (211) is fixedly connected to the motor output end of the screw extruder body (1), and the other end of the synchronous wheel is fixedly connected to one end of the rotating shaft (212). The other end of the rotating shaft (212) is rotatably connected to the box (213). The rotating shaft (212) is rotatably connected to the connecting block fixedly installed on the right end of the screw extruder body (1). The box (213) is connected to the first transmission assembly (22) and the detachable cutting assembly (3) through a fixed connecting rod. The gear (214) is fixedly connected to the rotating shaft (212). The upper end of the connecting seat (215) is rotatably connected to the rotating shaft (212). The connecting seat (2 The lower end of the gear (215) is fixedly connected to the lower end of the box body (213), the gear (216) is fixedly connected to the rotating shaft (212), the gear (2110) is meshed with the gear (214), the gear (2110) is fixedly connected to the rotating shaft (218), the gear (219) is fixedly connected to the rotating shaft (218), one end of the rotating shaft (218) is rotatably connected to the output end of the cylinder (217), the other end of the rotating shaft (218) is connected to the first transmission assembly (22), the rotating shaft (218) is rotatably connected to the right end of the box body (213), and the cylinder (217) is fixedly installed on the left wall of the box body (213).

3. The extrusion device capable of automatic pelletizing according to claim 2, characterized in that: The distance between gear 1 (214) and gear 2 (216) is greater than the distance between gear 3 (219) and gear 4 (2110).

4. The extrusion device capable of automatic pelletizing according to claim 3, characterized in that: The first transmission assembly (22) includes a second housing (221), a third rotating shaft (222), a fifth gear (223), a sixth gear (224) and a fourth rotating shaft (225); The second housing (221) is connected to the detachable cutting assembly (3) through a fixed connecting rod, one end of the third rotating shaft (222) is connected to the second rotating shaft (218) in a limited sliding manner, the other end of the third rotating shaft (222) is connected to the detachable cutting assembly (3), the fifth gear (223) is fixedly connected to the third rotating shaft (222), the sixth gear (224) is meshedly connected to the fifth gear (223), the fourth rotating shaft (225) is fixedly connected to the sixth gear (224), the fourth rotating shaft (225) is rotatably connected to the second housing (221), and the fourth rotating shaft (225) is connected to the detachable cutting assembly (3).

5. The extrusion device capable of automatic pelletizing according to claim 4, characterized in that: The second rotating shaft (218) and the third rotating shaft (222) are connected by spline.

6. The extrusion device capable of automatic pelletizing according to claim 5, characterized in that: The detachable cutting assembly (3) comprises a connecting plate (31), a baffle (32), a cutting blade (33), a first clamping seat (34), a second clamping seat (35) and a clamping block (36); The connecting plate (31) is fixedly mounted on the discharge end of the screw extruder body (1), the fixed connecting rod connected to the box body 1 (213) and the box body 2 (221) is fixedly mounted on the left end of the connecting plate (31), the baffle (32) is clamped with the side wall of the connecting plate (31), there are two groups of cutting blades (33) and they are fixedly connected to the right ends of the rotating shaft 3 (222) and the rotating shaft 4 (225) respectively, the cutting blades (33) are in contact with the left end of the baffle (32), the clamping seat 1 (34) is fixedly mounted on the lower end inner wall of the connecting plate (31), the clamping seat 2 (35) is fixedly mounted on the lower end outer wall of the baffle (32), the upper end of the clamping block (36) is fixedly connected to the clamping seat 2 (35), and the lower end of the clamping block (36) is clamped with the clamping seat 1 (34).

7. The extrusion device capable of automatic pelletizing according to claim 6, characterized in that: The left end of the baffle (32) is provided with a through hole that matches the circular cutting range of the cutting blade (33).

8. The extrusion device capable of automatic pelletizing according to claim 7, characterized in that: The cutting piece (33) is configured in a triangular pyramid shape.

Images