A feeding device for raw material particles of a screw extruder

Abstract

The utility model relates to the technical field of feeding raw material particles of a screw extruder, in particular to a feeding device for raw material particles of a screw extruder, which can effectively prevent the inlet from being blocked due to a large amount of materials pouring into a pipeline during the feeding process of the raw material particles of the screw extruder by arranging a feeding mechanism and a loading mechanism, prevent the equipment from idling, and improve the processing efficiency; the utility model comprises an extrusion mechanism; and also comprises a heating mechanism, a feeding mechanism, a blocking mechanism and a loading mechanism, wherein the extrusion mechanism is mounted on the upper end of the heating mechanism, the feeding mechanism is mounted on the upper end of the extrusion mechanism, the blocking mechanism is mounted on the feeding mechanism, and the loading mechanism is mounted on the front end of the heating mechanism; the heating mechanism performs heating, the extrusion mechanism performs extrusion, the feeding mechanism performs feeding, the blocking mechanism performs blocking, and the loading mechanism performs loading.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding raw material particles of a screw extruder, in particular to a feeding device for raw material particles of a screw extruder. Background Art

[0002] Screw extruder is an automatic feeding equipment, which is mainly divided into cold feed screw extruder and hot feed screw extruder, both of which are used to extrude rubber semi-finished products and finished products.

[0003] In the existing feeding device for raw material particles of a screw extruder, for example, a feeding device for raw material particles of a screw extruder disclosed in the utility model patent with application number 202320203691.X, the utility model uses an adjustment component to drive the screw up and down under the cooperation of the mounting block and the nut when the hand wheel is rotated. When the screw moves, the slider is driven to slide up and down along the inner wall of the feed funnel, thereby quickly adjusting the height of the touch switch.

[0004] However, during the feeding process of the raw material particles of the screw extruder, the absorption of the material will cause the material particles to block the inlet of the equipment, resulting in stagnation of material absorption and causing the equipment to run idle. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a feeding device for raw material particles of a screw extruder, which is provided with a feeding mechanism and a loading mechanism, so that during the feeding process of the raw material particles of the screw extruder, it is possible to effectively prevent the inlet from being blocked due to a large amount of material pouring into the pipeline, prevent the equipment from idling, and improve the processing efficiency.

[0006] The utility model discloses a feeding device for raw material particles of a screw extruder, comprising an extrusion mechanism; a heating mechanism, a feeding mechanism, a blocking mechanism and a feeding mechanism, wherein the extrusion mechanism is mounted on the upper end of the heating mechanism, the feeding mechanism is mounted on the upper end of the extrusion mechanism, the blocking mechanism is mounted on the feeding mechanism, and the feeding mechanism is mounted on the front end of the heating mechanism;

[0007] The heating mechanism performs heating, the extrusion mechanism performs extrusion, the feeding mechanism performs feeding, the blocking mechanism performs blocking, and the loading mechanism performs loading; the material is transported by opening the feeding mechanism, and the material is prevented from being blocked by opening the loading mechanism. When the material is piled up too high, the equipment is blocked by opening the blocking mechanism, the material is extruded by opening the extrusion mechanism, and the material is heated by opening the heating mechanism, so that during the feeding process of the raw material particles of the screw extruder, the inlet blockage caused by a large amount of material pouring into the pipeline can be effectively prevented, the equipment can be prevented from idling, and the processing efficiency can be improved.

[0008] Preferably, the heating mechanism comprises a heating chamber and a heating wire, wherein the heating wire is installed in the heating chamber; the heating wire heats and softens the material in the extrusion process by energizing the heating wire.

[0009] Preferably, the extrusion mechanism includes an auger, a spiral blade shaft and a motor 1, the auger is installed at the upper end of the heating bin, the spiral blade shaft is rotatably installed in the auger, and the input end of the spiral blade shaft extends to the left side of the auger, the motor 1 is installed at the left end of the auger, and the output end of the motor 1 is connected to the input end of the spiral blade shaft; the spiral blade shaft is driven by turning on the motor 1 to rotate the spiral blade shaft to extrude and transport the material.

[0010] Preferably, the feeding mechanism includes a hopper, a negative pressure pipe and a fan, the hopper is installed at the upper end of the auger, the negative pressure pipe is installed on the hopper, the fan is installed at the upper end of the hopper, and the output end of the fan is connected to the negative pressure pipe; by turning on the fan to blow air, negative pressure is formed in the negative pressure pipe, so that the negative pressure pipe sucks and feeds the material.

[0011] Preferably, the blocking mechanism includes a baffle and a cylinder, the baffle is installed on the hopper, the cylinder is installed at the lower end of the hopper, and the cylinder is connected to the baffle; when the material accumulates to a certain height, the cylinder is triggered to contract the baffle so that the baffle blocks the negative pressure pipe to stop feeding.

[0012] Preferably, the feeding mechanism includes a storage bucket, four sets of slide bars, a feed port, a stirring shaft, a second motor and two sets of bevel gears. The storage bucket is installed at the front end of the heating bin, the four sets of slide bars are installed in the storage bucket, the feed port is slidably installed on the four sets of slide bars, the stirring shaft is rotatably installed in the feed port, the second motor is installed on the feed port, and the output end of the second motor extends into the feed port, the two sets of bevel gears are respectively connected to the input end of the stirring shaft and the output end of the second motor, and the two sets of bevel gears are meshed; the bevel gears are driven by turning on the second motor to rotate, and the bevel gears rotate while meshing with each other to drive the stirring shaft to rotate so that the material sucked into the feed port will not be blocked in the inlet.

[0013] Compared with the prior art, the utility model has the following beneficial effects: materials are transported by opening the feeding mechanism, and materials are prevented from being blocked by opening the loading mechanism; when materials are piled up too high, the equipment is blocked by opening the blocking mechanism; materials are extruded by opening the extrusion mechanism; and materials are heated by opening the heating mechanism, so that during the feeding process of the raw material particles of the screw extruder, blockage at the entrance caused by a large amount of materials pouring into the pipeline can be effectively prevented, the equipment can be prevented from idling, and the processing efficiency can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2It is a schematic diagram of the front view and section axonometric structure of the utility model;

[0016] Figure 3 It is a left-side sectional axonometric structural schematic diagram of the utility model;

[0017] Figure 4 It is a schematic diagram of the enlarged structure of the front view cross section of the feeding mechanism of the utility model;

[0018] Markings in the attached drawings: 1. Heating mechanism; 11. Heating chamber; 12. Heating wire; 2. Extrusion mechanism; 21. Auger; 22. Spiral blade shaft; 23. Motor 1; 3. Feeding mechanism; 31. Leakage hopper; 32. Negative pressure pipe; 33. Fan; 4. Sealing mechanism; 41. Baffle; 42. Cylinder; 5. Feeding mechanism; 51. Storage bucket; 52. Sliding rod; 53. Feeding port; 54. Stirring shaft; 55. Motor 2; 56. Bevel gear. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] Example 1

[0021] like Figures 1 to 4 As shown, a feeding device for raw material particles of a screw extruder comprises an extrusion mechanism 2, a heating mechanism 1, a feeding mechanism 3, a blocking mechanism 4 and a feeding mechanism 5, wherein the extrusion mechanism 2 is mounted on the upper end of the heating mechanism 1, the feeding mechanism 3 is mounted on the upper end of the extrusion mechanism 2, the blocking mechanism 4 is mounted on the feeding mechanism 3, and the feeding mechanism 5 is mounted on the front end of the heating mechanism 1;

[0022] The heating mechanism 1 performs heating, the extrusion mechanism 2 performs extrusion, the feeding mechanism 3 performs feeding, the blocking mechanism 4 performs blocking, and the loading mechanism 5 performs loading;

[0023] The heating mechanism 1 comprises a heating chamber 11 and a heating wire 12, wherein the heating wire 12 is installed in the heating chamber 11;

[0024] The extrusion mechanism 2 includes an auger 21, a spiral blade shaft 22 and a motor 23. The auger 21 is installed at the upper end of the heating chamber 11. The spiral blade shaft 22 is rotatably installed in the auger 21, and the input end of the spiral blade shaft 22 extends to the left side of the auger 21. The motor 23 is installed at the left end of the auger 21, and the output end of the motor 23 is connected to the input end of the spiral blade shaft 22.

[0025] The feeding mechanism 3 includes a hopper 31, a negative pressure pipe 32 and a fan 33. The hopper 31 is installed at the upper end of the auger 21, the negative pressure pipe 32 is installed on the hopper 31, and the fan 33 is installed at the upper end of the hopper 31, and the output end of the fan 33 is connected to the negative pressure pipe 32.

[0026] The blocking mechanism 4 includes a baffle 41 and a cylinder 42. The baffle 41 is mounted on the hopper 31. The cylinder 42 is mounted at the lower end of the hopper 31, and the cylinder 42 is connected to the baffle 41.

[0027] The feeding mechanism 5 includes a storage bucket 51, four sets of slide bars 52, a feed port 53, a stirring shaft 54, a second motor 55 and two sets of bevel gears 56. The storage bucket 51 is installed at the front end of the heating bin 11, the four sets of slide bars 52 are installed in the storage bucket 51, the feed port 53 is slidably installed on the four sets of slide bars 52, the stirring shaft 54 ​​is rotatably installed in the feed port 53, the second motor 55 is installed on the feed port 53, and the output end of the second motor 55 extends into the feed port 53, the two sets of bevel gears 56 are respectively connected to the input end of the stirring shaft 54 ​​and the output end of the second motor 55, and the two sets of bevel gears 56 are meshed;

[0028] By turning on the fan 33 to blow air, negative pressure is formed in the negative pressure pipe 32, so that the negative pressure pipe 32 sucks and feeds the material. At the same time, by turning on the motor 2 55 to drive the bevel gear 56 to rotate, the bevel gears 56 rotate and mesh with each other to drive the stirring shaft 54 ​​to rotate, so that the material sucked into the feed port 53 will not be blocked in the entrance. When the material accumulates to a certain height, the cylinder 42 is triggered to contract the baffle 41 so that the baffle 41 blocks the negative pressure pipe 32 to stop feeding. By turning on the motor 1 23 to drive the spiral blade shaft 22 to rotate the spiral blade shaft 22 to extrude and transport the material. By energizing the heating wire 12 to heat and soften the material in the extrusion process, during the feeding process of the raw material particles of the screw extruder, it is possible to effectively prevent the material from pouring into the pipeline in large quantities and causing the entrance to be blocked, prevent the equipment from idling, and improve the processing efficiency.

[0029] like Figures 1 to 4As shown, the utility model is a feeding device for raw material particles of a screw extruder. When it is working, the fan 33 is turned on to blow air to form a negative pressure in the negative pressure pipe 32, so that the negative pressure pipe 32 sucks and feeds the material. At the same time, the motor 2 55 is turned on to drive the bevel gear 56 to rotate. While the bevel gears 56 rotate, they mesh with each other to drive the stirring shaft 54 ​​to rotate so that the material sucked into the feed port 53 will not be blocked in the feed port. When the material accumulates to a certain height, the cylinder 42 is triggered to contract the baffle 41 so that the baffle 41 blocks the negative pressure pipe 32 to stop feeding. The motor 1 23 is turned on to drive the spiral blade shaft 22 to rotate the spiral blade shaft 22 to extrude and transport the material. The heating wire 12 is energized to heat and soften the material during the extrusion process.

[0030] The motor 1 23, the fan 33, the cylinder 42 and the motor 2 55 of the utility model are purchased on the market, and the technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in the field to make creative labor.

[0031] The main function achieved by the utility model is: in the feeding process of the raw material particles of the screw extruder, by arranging the feeding mechanism and the loading mechanism, the inlet blockage caused by a large amount of material pouring into the pipeline can be effectively prevented, the equipment can be prevented from idling, and the processing efficiency can be improved.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A feeding device for raw material particles of a screw extruder, comprising an extrusion mechanism (2); characterized in that: It also comprises a heating mechanism (1), a feeding mechanism (3), a blocking mechanism (4) and a feeding mechanism (5), wherein the extrusion mechanism (2) is mounted on the upper end of the heating mechanism (1), the feeding mechanism (3) is mounted on the upper end of the extrusion mechanism (2), the blocking mechanism (4) is mounted on the feeding mechanism (3), and the feeding mechanism (5) is mounted on the front end of the heating mechanism (1); The heating mechanism (1) performs heating, the extrusion mechanism (2) performs extrusion, the feeding mechanism (3) performs feeding, the blocking mechanism (4) performs blocking, and the loading mechanism (5) performs loading.

2. A feeding device for raw material particles of a screw extruder as claimed in claim 1, characterized in that: The heating mechanism (1) comprises a heating chamber (11) and a heating wire (12), wherein the heating wire (12) is installed in the heating chamber (11).

3. A feeding device for raw material particles of a screw extruder as claimed in claim 2, characterized in that: The extrusion mechanism (2) comprises an auger (21), a spiral blade shaft (22) and a motor (23); the auger (21) is mounted on the upper end of the heating chamber (11); the spiral blade shaft (22) is rotatably mounted in the auger (21), and the input end of the spiral blade shaft (22) extends to the left side of the auger (21); the motor (23) is mounted on the left end of the auger (21), and the output end of the motor (23) is connected to the input end of the spiral blade shaft (22).

4. A feeding device for raw material particles of a screw extruder as claimed in claim 3, characterized in that: The feeding mechanism (3) comprises a hopper (31), a negative pressure pipe (32) and a fan (33); the hopper (31) is mounted on the upper end of the auger (21); the negative pressure pipe (32) is mounted on the hopper (31); the fan (33) is mounted on the upper end of the hopper (31); and the output end of the fan (33) is connected to the negative pressure pipe (32).

5. A feeding device for raw material particles of a screw extruder as claimed in claim 4, characterized in that: The blocking mechanism (4) comprises a baffle (41) and a cylinder (42); the baffle (41) is mounted on the hopper (31); the cylinder (42) is mounted at the lower end of the hopper (31); and the cylinder (42) is connected to the baffle (41).

6. A feeding device for raw material particles of a screw extruder as claimed in claim 2, characterized in that: The feeding mechanism (5) comprises a storage bucket (51), four groups of slide bars (52), a feed port (53), a stirring shaft (54), a second motor (55) and two groups of bevel gears (56). The storage bucket (51) is mounted at the front end of the heating chamber (11), the four groups of slide bars (52) are mounted in the storage bucket (51), the feed port (53) is slidably mounted on the four groups of slide bars (52), the stirring shaft (54) is rotatably mounted in the feed port (53), the second motor (55) is mounted on the feed port (53), and the output end of the second motor (55) extends into the feed port (53), the two groups of bevel gears (56) are respectively connected to the input end of the stirring shaft (54) and the output end of the second motor (55), and the two groups of bevel gears (56) are meshed.

Images