Bamboo fiber modification granulation system
By designing a bamboo fiber modified granulation system, and using negative pressure suction machines, elevators and other equipment to achieve continuous production, the problems of low production efficiency and secondary pollution in the existing technology are solved, and automated continuous production and efficient manufacturing are achieved Grain effect.
Patent Information
- Application Number
- CN202411763368.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-03
- Publication Date
- 2025-02-18
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
Figure CN119458559A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of material preparation technology, in particular to a bamboo fiber modification granulation system. Background Art
[0002] Bamboo powder modified materials can replace traditional wood and plastic, reduce environmental pollution and waste of resources. Bamboo powder modification technology refers to the modification of bamboo powder by physical, chemical or biological means. Physical modification mainly processes and surface treats bamboo powder by physical means such as grinding, hot pressing, evaporation and deposition to improve its performance and durability. Modified bamboo powder is one of the important raw materials for making disposable tableware. When injecting disposable tableware, it is often necessary to mix bamboo powder with auxiliary materials first, and then make granules. After drying, the granules are packaged and sent to tableware companies for melting injection molding. After making granules, it is ensured that the powder is not easily contaminated by secondary pollution during transportation. Moreover, bamboo powder and auxiliary materials are granulated and then melted, and its performance is more stable. After adding auxiliary materials, traditional bamboo powder is stirred by a stirring tank, and then poured into a transfer barrel, and then poured into an extruder through a transfer barrel, extruded by an extruder, and then granulated and sorted after extrusion. The equipment is not connected, and automatic continuous production cannot be achieved, which greatly reduces production efficiency and is easy to cause secondary pollution. Summary of the invention
[0003] The purpose of the present invention is to overcome the deficiencies of the prior art and to provide a bamboo fiber modification granulation system which has a reasonable structure, good granulation effect, high speed, can realize automatic continuous production, and is not prone to secondary pollution.
[0004] To achieve the above-mentioned purpose, the technical solution provided by the present invention is: a bamboo fiber modification and granulation system, which includes a negative pressure suction machine, a first elevator, a second elevator, and an extruder, wherein the negative pressure suction machine is installed on the top of the primary mixing tank, and the feeding pipe of the negative pressure suction machine extends into the storage barrel. One end of the first elevator is located below the bottom outlet of the primary mixing tank, and the other end of the first elevator is inclined upward and connected to the feeding port of the modification tank. One end of the second elevator is connected to the discharging port of the modification tank, and the other end is connected to the feeding port of the secondary mixing tank. One end of the third elevator is connected to the discharging port of the secondary mixing tank, and the other end is connected to the feeding port of the extruder. A pelletizer is connected to the material outlet of the extruder, and the outlet of the pelletizer extends to above the screening machine. The outlet of the screening machine is connected to the dryer, and a discharge port is provided on one side of the lower part of the dryer.
[0005] The modified tank includes a shell, a fixed grinding disc and a movable grinding disc, wherein a feed hopper is provided at the top of the inner cavity of the shell, and the feed port of the feed hopper is connected to the outlet of the first elevator; a fixed grinding disc is provided in the shell below the feed hopper, and the fixed grinding disc is fixed in the shell through a fixing rod; a guide plate is obliquely installed in the shell below the fixed grinding disc, and a discharge port is provided at the lower end of the guide plate, and the discharge port is connected to the inlet of the second elevator; a guide port is provided on the fixed grinding disc which passes through up and down, and the top of the guide port is located directly below the outlet of the feed hopper; a gear box is installed at the bottom of the inner cavity of the shell, and the gear box is driven to operate by a corresponding motor, and the output shaft at the top of the gear box passes through the guide plate upward and is connected to the bottom of the movable grinding disc, and a grinding area is formed between the top of the movable grinding disc and the bottom of the fixed grinding disc, and grinding patterns are provided on the opposite sides of the movable grinding disc and the fixed grinding disc in the grinding area.
[0006] The dryer includes a drying cylinder installed on a bracket. The bottom of the drying cylinder is contracted to form a conical collecting hopper that is larger at the top and smaller at the bottom. A discharge pipe is connected to one side of the bottom of the conical collecting hopper. One end of the discharge pipe is inclined downward to form a discharge port. A hot air cylinder is vertically installed in the drying cylinder. The bottom of the hot air cylinder passes downward through the conical collecting hopper and is connected to the heating fan on the bracket. The top of the hot air cylinder is opened to form an outlet. A transfer pipe is connected to one side of the middle of the hot air cylinder. The feed end of the transfer pipe is inclined upward to be connected to the outlet of the screening machine.
[0007] There are multiple primary mixing tanks, and a negative pressure suction machine is installed on the top of each primary mixing tank.
[0008] After adopting the above scheme, the present invention adopts conventional mechanisms on the market for the negative pressure suction machine, the elevator, the stirring tank, the screening machine, etc., the pelletizer adopts a water-type pelletizer, the bamboo powder and the auxiliary materials are respectively placed in corresponding storage barrels, the negative pressure suction machine draws the raw materials into the primary stirring tank, the primary stirring tank breaks up the bamboo powder (auxiliary materials), and after breaking up, it is lifted by the first elevator into the modification tank, and after being modified by the modification tank, it is lifted by the second elevator into the secondary stirring tank, and stirred and mixed after adding water, and after mixing, it is lifted by the third elevator into the extruder, and after being extruded by the extruder, it is cut into particles by the pelletizer, and the mixture of particles and water enters the screening machine together, and the water and particles are separated by the screening machine. The screened particles enter the dryer for drying, and are discharged from the discharge port for unified collection after drying. The structure after adopting this scheme is reasonable, the granulation effect is good, the speed is fast, and automatic continuous production can be realized, and it is not easy to cause secondary pollution. BRIEF DESCRIPTION OF THE DRAWINGS
[0009] Figure 1 It is a schematic diagram of the overall structure of the present invention.
[0010] Figure 2 It is a schematic diagram of the modified tank of the present invention.
[0011] Figure 3 It is a schematic diagram of a drying machine of the present invention. DETAILED DESCRIPTION
[0012] The present invention will be further described below in conjunction with all the accompanying drawings. The preferred embodiments of the present invention are as follows: Figure 1 To Attachment Figure 3 The bamboo fiber modification and granulation system described in this embodiment includes a negative pressure suction machine 1, a first elevator 4, a second elevator 6, and an extruder 9, wherein the negative pressure suction machine 1 is installed on the top of the primary stirring tank 2, and the feeding pipe of the negative pressure suction machine 1 extends into the storage barrel 3. One end of the first elevator 4 is located below the bottom outlet of the primary stirring tank 2, and the other end of the first elevator 4 is inclined upward and connected to the feeding port of the modification tank 5. One end of the second elevator 6 is connected to the discharging port of the modification tank 5, and the other end is connected to the feeding port of the secondary stirring tank 7. One end of the third elevator 8 is connected to the discharging port of the secondary stirring tank 7, and the other end is connected to the feeding port of the extruder 9. A pelletizer 10 is connected to the outlet of the extruder 9, and the outlet of the pelletizer 10 extends to above the screening machine 11. The outlet of the screening machine 11 is connected to the dryer 12, and a discharge port is provided on one side of the lower part of the dryer 12.
[0013] The modification tank 5 includes a shell 13, a fixed grinding disc 14, and a movable grinding disc 15, wherein a feed hopper is provided at the top of the inner cavity of the shell 13, and the feed port of the feed hopper is connected to the outlet of the first elevator 4; a fixed grinding disc 14 is provided in the shell 13 below the feed hopper, and the fixed grinding disc 14 is fixed in the shell 13 by a fixing rod; a guide plate 18 is obliquely installed in the shell 13 below the fixed grinding disc 14, and a discharge port is provided at the lower end of the guide plate 18, and the discharge port is connected to the inlet of the second elevator 6; a guide port 16 is provided on the fixed grinding disc 14 which passes through from top to bottom, and the top of the guide port 16 is located directly below the outlet of the feed hopper; a gear box 17 is installed at the bottom of the inner cavity of the shell 13, and the gear box 17 is driven to operate by a corresponding motor, and the output shaft at the top of the gear box 17 passes through the guide plate 18 upward and is connected to the bottom of the movable grinding disc 15, and a grinding area is formed between the top of the movable grinding disc 15 and the bottom of the fixed grinding disc 14, and grinding patterns are provided on the opposite sides of the movable grinding disc 15 and the fixed grinding disc 14 in the grinding area. The dryer 12 includes a drying cylinder 19 mounted on a bracket. The bottom of the drying cylinder 19 shrinks to form a conical hopper that is larger at the top and smaller at the bottom. A discharge pipe is connected to one side of the bottom of the conical hopper. One end of the discharge pipe tilts downward to form a discharge port. A hot air cylinder 21 is vertically installed in the drying cylinder 19. The bottom of the hot air cylinder 21 passes downward through the conical hopper and is connected to the heating fan 20 on the bracket. The top of the hot air cylinder 21 is open to form an outlet. A transfer pipe 22 is connected to one side of the middle of the hot air cylinder 21. The feed end of the transfer pipe 22 tilts upward and is connected to the outlet of the screening machine 11. There are multiple primary mixing tanks 2, and a negative pressure suction machine 1 is installed on the top of each primary mixing tank 2.
[0014] After adopting the above scheme, the negative pressure suction machine, elevator, mixing tank, screening machine, etc. all adopt conventional mechanisms on the market, the pelletizer adopts a water-type pelletizer, and the bamboo powder and auxiliary materials are placed in corresponding storage barrels respectively; The negative pressure suction machine draws the raw materials into the primary mixing tank, and the primary mixing tank breaks up the bamboo powder (auxiliary material). After breaking up, it is lifted into the modification tank through the first elevator; After the bamboo powder (auxiliary material) enters the modification tank, it enters the guide port under the guidance of the feed hopper, and is guided to the grinding area by the guide port. The gear box is driven by the corresponding motor to rotate, and the output shaft of the gear box drives the movable grinding disc to rotate. The bamboo powder (auxiliary material) is physically modified through the cooperation of the movable grinding disc and the fixed grinding disc. After modification, it is lifted by the second elevator and enters the secondary mixing tank; An external water source is installed on the top of the secondary mixing tank. After adding water, it is stirred and mixed to form wet materials. The wet materials are lifted by the third elevator and enter the extruder; After being extruded by the extruder, the pelletizer cuts it into pellets. The mixture of pellets and water enters the screening machine together, and the water and pellets are separated by the screening machine. The screened pellets enter the hot air cylinder through the transfer pipe; The hot air cylinder provides hot air through the heating fan, which blows the particles upward. The hot air contacts the particles to dry them, and at the same time drives the particles to be ejected upward from the top of the hot air cylinder. After being ejected, the heat is dissipated in the process of falling. After falling, they are collected by the conical collecting hopper and discharged uniformly through the discharge pipe.
[0015] The embodiments described above are only preferred embodiments of the present invention and are not intended to limit the scope of implementation of the present invention. Therefore, all changes made according to the shape and principle of the present invention should be included in the protection scope of the present invention.
Claims
1. A bamboo fiber modification granulation system, comprising a negative pressure suction machine (1), a first elevator (4), a second elevator (6), and an extruder (9), characterized in that: A negative pressure suction machine (1) is installed on the top of the primary stirring tank (2), and a feeding pipe of the negative pressure suction machine (1) extends into a storage barrel (3). One end of a first elevator (4) is located below the bottom outlet of the primary stirring tank (2), and the other end of the first elevator (4) is tilted upward and connected to a feeding port of a modification tank (5). One end of a second elevator (6) is connected to a material outlet of the modification tank (5), and the other end is connected to a feeding port of a secondary stirring tank (7). One end of a third elevator (8) is connected to a material outlet of the secondary stirring tank (7), and the other end is connected to a feeding port of an extruder (9). A pelletizer (10) is connected to the material outlet of the extruder (9), and the outlet of the pelletizer (10) extends to the top of a sieving machine (11). The outlet of the sieving machine (11) is connected to a drying machine (12), and a discharge port is provided on one side of the lower part of the drying machine (12).
2. A bamboo fiber modification and granulation system according to claim 1, characterized in that: The modification tank (5) comprises a shell (13), a fixed grinding disc (14), and a movable grinding disc (15), wherein a feed hopper is provided at the top of the inner cavity of the shell (13), and a feed port of the feed hopper is connected to the outlet of the first elevator (4), a fixed grinding disc (14) is provided in the shell (13) below the feed hopper, and the fixed grinding disc (14) is fixed in the shell (13) by a fixing rod, and a guide plate (18) is obliquely installed in the shell (13) below the fixed grinding disc (14), and a discharge port is provided at the lower end of the guide plate (18), and the discharge port is connected to the inlet of the second elevator (6). The fixed grinding disc (14) is provided with a material guide port (16) which passes through the fixed grinding disc (14) from top to bottom. The top of the material guide port (16) is located directly below the outlet of the feed hopper. A gear box (17) is installed at the bottom of the inner cavity of the housing (13). The gear box (17) is driven by a corresponding motor. The output shaft at the top of the gear box (17) passes through the material guide plate (18) upward and is connected to the bottom of the movable grinding disc (15). A grinding area is formed between the top of the movable grinding disc (15) and the bottom of the fixed grinding disc (14). Grinding patterns are provided on opposite sides of the movable grinding disc (15) and the fixed grinding disc (14) in the grinding area.
3. The bamboo fiber modification and granulation system according to claim 1, characterized in that: The dryer (12) comprises a drying cylinder (19) mounted on a bracket. The bottom of the drying cylinder (19) is contracted to form a conical collecting hopper that is larger at the top and smaller at the bottom. A discharge pipe is connected to one side of the bottom of the conical collecting hopper. One end of the discharge pipe is tilted downward to form a discharge port. A hot air cylinder (21) is vertically mounted in the drying cylinder (19). The bottom of the hot air cylinder (21) passes downward through the conical collecting hopper and is connected to a heating fan (20) on the bracket. The top of the hot air cylinder (21) is open to form an outlet. A transfer pipe (22) is connected to one side of the middle of the hot air cylinder (21). The feed end of the transfer pipe (22) is tilted upward to be connected to the outlet of the screening machine (11).
4. The bamboo fiber modification and granulation system according to claim 1, characterized in that: There are multiple primary mixing tanks (2), and a negative pressure suction machine (1) is installed on the top of each primary mixing tank (2).