A raw material processing device for hollow blow molding tray production
By designing a raw material handling device consisting of a crushing box, a screening box, and related mechanisms, the problems of raw material adhesion and low crushing efficiency were solved, achieving high-efficiency crushing and multi-stage screening, improving production efficiency and product quality, while also providing power generation capabilities.
Patent Information
- Application Number
- CN202411699872.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-26
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2044-11-26
AI Technical Summary
Existing crushing equipment often results in raw materials adhering to the inner wall of the equipment during the crushing process, affecting product quality and equipment cleanliness. Furthermore, the crushing efficiency is low, leading to incomplete crushing of materials and impacting subsequent production and processing.
A raw material processing device was designed, which includes a crushing box, a screening box, a cleaning mechanism, a return mechanism, a discharge mechanism, and a shock-absorbing mechanism. The device uses a stirring shaft to drive the crushing blades to crush the raw materials, a scraper to clean the residue on the inner wall, an air pump to circulate and crush the materials, a screening mechanism to classify and screen the materials, and a shock-absorbing support to generate electricity to buffer the vibration.
It effectively prevents raw materials from remaining on the inner wall of the equipment, improves crushing efficiency and product quality, realizes multi-stage screening and recycling, reduces losses, and improves production efficiency and power generation efficiency.
Smart Images
Figure CN119500347B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of blow molding tray production, in particular to a raw material processing device for hollow blow molding tray production. BACKGROUND
[0002] Plastic trays are industrial products, which are divided into injection molded trays and blow molded trays. Because the materials used and the processing technology of injection molded trays and blow molded trays are different, the service life and use range are different. The service life of injection molded trays is lower than that of blow molded trays. Blow molded trays have good toughness, wear resistance and other advantages, and are widely used, gradually replacing injection molded trays.
[0003] The production of blow molded trays requires the crushing of raw materials, and the crushing of raw materials requires the use of a crushing treatment device. However, the existing crushing treatment device has the problem that the raw material is easily adhered to the inner wall of the device during the crushing process, affecting the product quality and the cleanliness of the device. Moreover, the raw material adhered to the inner wall of the device is easily mixed into the new material during the next production, resulting in a decrease in product quality and affecting the product quality and the cleanliness of the device.
[0004] In addition, the existing crushing treatment device has low crushing efficiency, which may result in incomplete crushing of the material, thereby affecting the crushing effect of the material and affecting the subsequent production and processing of the material. SUMMARY
[0005] To solve the problems in the prior art, the present application provides a raw material processing device for hollow blow molding tray production, which comprises a crushing box and a screening box. A first motor is installed in the middle of the top of the crushing box. A stirring shaft penetrating into the interior of the crushing box is connected to the power output end of the first motor. A plurality of crushing knives are installed around the stirring shaft. A material cleaning mechanism is arranged above the interior of the crushing box. A material returning mechanism is arranged between the crushing box and the screening box. A discharging mechanism is arranged in the middle of the interior of the screening box. A screening mechanism is arranged above the interior of the screening box.
[0006] The crushing box and the screening box are both fixedly arranged on the top of the mounting plate. A plurality of damping mechanisms for damping the crushing box and the screening box are arranged below the mounting plate. The damping mechanism comprises a damping support seat and a vibration power generation mechanism. The damping support seat is arranged below the mounting plate and supports the mounting plate. The vibration power generation mechanism is arranged on the damping support seat and generates power through the vibration of the damping support seat.
[0007] Further, the cleaning mechanism comprises a threaded rod, a driven sprocket, a driving sprocket, a chain belt, a screw sleeve and a scraper. The threaded rod is rotatably arranged on the two sides of the crushing box. The driven sprocket is sleeved on the outer surface of the two threaded rods. The driving sprocket is sleeved on the outer surface of the stirring shaft. The chain belt is sleeved on the outer surface of the two driven sprockets and the driving sprocket. The screw sleeve is sleeved on the outer surface of the two threaded rods and is threadedly connected with the threaded rods. The scraper is fixedly arranged around the screw sleeve. The driving sprocket is in transmission connection with the driven sprocket through the chain belt. The top and bottom of the scraper are arranged in an inclined manner. The scraper is in close contact with the inner wall of the crushing box.
[0008] Further, the material returning mechanism comprises an air pump, a lower ventilation pipe, an upper ventilation pipe and a three-way valve. The air pump is arranged between the crushing box and the screening box. The lower ventilation pipe is connected with the air inlet end of the air pump and penetrates into the crushing box.
[0009] The upper ventilation pipe is connected with the air outlet end of the air pump. The three-way valve is arranged at the top end of the upper ventilation pipe and is connected with the crushing box and the screening box.
[0010] Further, the discharging mechanism comprises a second motor, a lead screw, a partition plate and a bearing plate. The second motor is arranged below the inside of the screening box. The lead screw is arranged on one side of the inside of the screening box and is connected with the power output end of the second motor. The partition plates are uniformly arranged in the inside of the screening box. The bearing plate is sleeved around the lead screw and the partition plates.
[0011] Further, the screening mechanism comprises an adjusting plate, a vibrating plate, an electric push rod and an elastic filter screen. The adjusting plate is arranged above the screening box. The vibrating plates are uniformly arranged on the top of the screening box and are connected with the adjusting plate. The electric push rod is arranged between the adjusting plate and the screening box. The elastic filter screens are uniformly arranged above the inside of the screening box.
[0012] Further, the damping support base comprises a base, a sliding support rod, a fixed block, a fixed ring and a buffer elastic member. The base is fixed on the ground. A vertical sliding groove is formed in the base. The sliding support rod is slidingly fitted on the base. The fixed block is arranged on the sliding support rod. The fixed ring is fixed on the lower end surface of the mounting plate. The outer side of the fixed ring is connected with the sliding support rod. The buffer elastic member is sleeved on the sliding support rod. The buffer elastic member is located between the fixed block and the base.
[0013] Further, the vibration power generation mechanism comprises permanent magnets and coils; the permanent magnets are fixed on both sides of the base, and the magnetic field generated by the permanent magnets covers the positions of the buffer elastic member and the fixed block; the coils are fixed on the upper part of the inner side of the fixed block.
[0014] Further, the side of the crushing box is provided with a feeding pipe, the top of the feeding pipe is provided with a feeding cover, and the side of the feeding pipe is provided with an air inlet; the side of the mounting plate is provided with a control box; the outer surface of the screening box is hingedly connected with a material taking door.
[0015] Further, the bearing plate is threadedly connected with the lead screw, and the bearing plate is slidably connected with the partition plate.
[0016] Further, the vibration plate is L-shaped and slidably connected with the top of the screening box, one end of the vibration plate is attached to the elastic filter screen, and the aperture of the plurality of elastic filter screens gradually decreases from left to right.
[0017] The material cleaning mechanism is arranged, so that the driving sprocket rotates when the stirring shaft rotates, the driven sprocket is driven to rotate through the chain belt, the two threaded rods are rotated, the screw sleeves on the threaded rods move along the threaded rods, the scraper connected with the screw sleeves moves, the raw material adhering to the inner wall of the crushing box is scraped off, and the residual raw material is prevented; the material returning mechanism is arranged, the air pump operates to separate the raw material at the bottom of the crushing box through the lower ventilation pipe, and the raw material is transported back to the upper part of the crushing box through the upper ventilation pipe and the three-way valve opened to the crushing box, the raw material is cut and crushed again through circulation, the crushing effect is improved, and the production efficiency and product quality are improved.
[0018] The screening mechanism is arranged, when the raw material enters the screening box, the air pressure of the conveying air pushes the raw material to pass through the plurality of elastic filter screens one by one, so that the raw material is screened into a plurality of regions with different particle sizes, and the vibration plate is adjusted up and down to knock the elastic filter screen, so that the raw material adhering to the surface of the elastic filter screen is knocked off, the filtering effect of the elastic filter screen is improved, and the whole screening process is more durable and safe.
[0019] The present application sets up a damping mechanism, which not only supports the crushing box and the screening box simultaneously, but also buffers the vibration energy generated by the crushing box and the screening box when the crushing box and the screening box vibrate due to the vibration generated during operation or external impact. Meanwhile, the damping support base can generate electricity during vibration, improving energy utilization and power generation efficiency. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 A front view of a raw material processing device for hollow blow molding tray production is provided for the embodiments of the present application.
[0021] Figure 2 A structure diagram of a damping support base is provided for the embodiments of the present application.
[0022] Figure 3 A three-dimensional structure diagram of a crushing box and a screening box is provided for the embodiments of the present application.
[0023] Figure 4 A structure diagram of a material cleaning mechanism is provided for the embodiments of the present application.
[0024] Figure 5 A structure diagram of a crushing box is provided for the embodiments of the present application.
[0025] Figure 6 A structure diagram of a bearing plate is provided for the embodiments of the present application.
[0026] The drawings are labeled as follows: 1-crushing box; 10-first motor; 11-stirring shaft; 12-crushing knife; 13-mounting plate; 14-feeding pipe; 15-feeding cover; 16-air inlet; 17-control box; 18-material taking door; 2-screening box; 30-threaded rod; 31-driven sprocket; 32-driving sprocket; 33-chain belt; 34-threaded sleeve; 35-scraping plate; 40-air pump; 41-lower ventilation pipe; 42-upper ventilation pipe; 43-three-way valve; 50-second motor; 51-screw rod; 52-separation plate; 53-bearing plate; 60-adjusting plate; 61-vibration plate; 62-electric push rod; 63-elastic filter screen; 7-damping support base; 70-base; 71-sliding support rod; 72-fixed block; 73-fixed ring; 74-buffering elastic element; 8-vibration power generation mechanism; 80-permanent magnet; 81-coil. DETAILED DESCRIPTION
[0027] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application.
[0028] As Figures 1-6 shown, one embodiment of the present application discloses a raw material processing device for hollow blow molding tray production, which comprises a crushing box 1 and a screening box 2. The crushing box can crush raw materials (plastic particles), and the internal structure of the screening box can screen the raw materials.
[0029] A first motor 10 is installed on the top of the crushing box 1. The power output end of the first motor 10 is connected with a stirring shaft 11 penetrating into the inside of the crushing box 1. The bottom end of the stirring shaft 11 is rotatably connected with the crushing box 1 through a bearing seat, which can strengthen the stability of the rotation of the stirring shaft 11, increase the rotation torque of the stirring shaft 11, improve the rotation speed and efficiency of the stirring shaft 11, and install a plurality of crushing knives 12 around the stirring shaft 11.
[0030] The above-mentioned setting can realize the crushing of raw materials by starting the first motor, driving the stirring shaft to rotate through the power output shaft of the first motor, and driving the crushing knives to rotate.
[0031] In the embodiment, a feeding pipe 14 is arranged on the upper side of the crushing box 1. A feeding cover 15 is arranged on the top of the feeding pipe 14. An air inlet 16 is arranged on one side of the feeding pipe 14. A control box 17 is arranged on one side of the mounting plate 13. A material taking door 18 is hingedly arranged on the middle of the outer surface of the screening box 2.
[0032] In the embodiment, a material cleaning mechanism is arranged on the inside of the crushing box 1. The material cleaning mechanism comprises a threaded rod 30, a driven sprocket 31, a driving sprocket 32, a chain belt 33, a screw sleeve 34, and a scraper 35. The threaded rods 30 are rotatably arranged on the inside of the crushing box 1. The driven sprockets 31 are sleeved on the outer surface of the two threaded rods 30. The driving sprocket 32 is sleeved on the outer surface of the stirring shaft 11. The chain belt 33 is sleeved on the outer surface of the two driven sprockets 31 and the driving sprocket 32. The screw sleeve 34 is sleeved on the outer surface of the two threaded rods 30 and is threadedly connected with them. The scraper 35 is fixedly arranged around the screw sleeve 34. The driving sprocket 32 is drivingly connected with the driven sprockets 31 through the chain belt 33. The top and bottom of the scraper 35 are obliquely arranged. The scraper 35 is in close contact with the inner wall of the crushing box 1.
[0033] The embodiment of the present application can drive the driven sprocket to rotate through the chain belt when the driving sprocket rotates, and then drive the two threaded rods to rotate, so that the screw sleeves on the threaded rods move along the threaded rods, and the scraper connected with the screw sleeves moves to scrape off the adhered raw material on the inner wall of the crushing box, thereby preventing the residue of the raw material. More specifically, the driving sprocket is coaxially arranged with the stirring shaft and connected with the driven sprocket through the chain belt. When the stirring shaft rotates, the driving sprocket also rotates to drive the driven sprocket to rotate through the chain belt, and then drive the two threaded rods to rotate synchronously, so that the screw sleeves on the threaded rods move up and down along the threaded rods to drive the scraper to scrape off the adhered raw material on the inner wall of the crushing box, thereby preventing the accumulation and residue of the raw material on the inner wall of the crushing box. That is, the automatic cleaning of the inner wall of the crushing box can be achieved to avoid the residue and waste of the raw material, while keeping the inner wall of the crushing box smooth and clean to improve the crushing effect and the service life of the equipment.
[0034] In the embodiment, a material returning mechanism is arranged between the crushing box 1 and the screening box 2, and the material returning mechanism includes an air pump 40, a lower air duct 41, an upper air duct 42, and a three-way valve 43. The air pump 40 is installed between the crushing box 1 and the screening box 2. The lower air duct 41 is connected to the air inlet end of the air pump 40 and penetrates through the inside of the crushing box. The upper air duct 42 is connected to the air outlet end of the air pump 40. The three-way valve 43 is arranged at the top end of the upper air duct 42 and connected to the crushing box 1 and the screening box 2.
[0035] The embodiment of the present application can start the air pump, and the raw material at the bottom of the crushing box can be sucked away through the lower air duct by the operation of the air pump, and then sent back to the top of the crushing box through the upper air duct and the three-way valve opened to the crushing box direction, so that the raw material is cut and crushed again to improve the crushing effect, the production efficiency, and the product quality. After the raw material is completely crushed, the three-way valve can be adjusted to close the pipeline in the crushing box direction and open the pipeline in the screening box direction, so that the crushed raw material can be input into the screening box for the next step. More specifically, during the crushing process of the raw material, the air pump is started to form negative pressure in the lower air duct and the upper air duct, so that the raw material in the crushing box is sucked into the lower air duct, and then the raw material is sent back to the top of the crushing box from the upper air duct through the three-way valve, so that the raw material contacts the crushing knife again for secondary crushing to improve the uniformity of the raw material crushing. The process can be repeated multiple times until the required particle size is reached. After the raw material is completely crushed, the three-way valve is adjusted to close the pipeline in the crushing box direction and open the pipeline in the screening box direction, so that the raw material is transported from the air pump to the screening box for multi-stage screening. The technical scheme can realize the recycling of the raw material, reduce the loss and cost of the raw material, improve the crushing times and the particle size uniformity of the raw material, and realize the rapid transportation of the raw material to shorten the production time and improve the production efficiency.
[0036] In the embodiment, the inside of the screening box 2 is provided with a discharging mechanism, which comprises a second motor 50, a lead screw 51, a partition plate 52 and a bearing plate 53. The second motor 50 is installed below the inside of the screening box 2. The lead screw 51 is arranged through one side of the inside of the screening box 2 and connected with the power output end of the second motor 50. The partition plate 52 is uniformly arranged in the inside of the screening box 2. The bearing plate 53 is sleeved around the lead screw 51 and the partition plate 52. The bearing plate 53 is threadedly connected with the lead screw 51 and slidingly connected with the partition plate 52.
[0037] The second motor drives the lead screw to rotate, and the bearing plate moves downward along the partition plate, so that the raw material in the screening box can be taken out through the material taking door, which is more convenient. More specifically, after the screening of the raw material is completed, the second motor is started, and the lead screw drives the bearing plate to move downward along the partition plate, so that the raw material with different particle sizes is scraped off from the plurality of elastic filter screens and moved to the outlet of the screening box. Then, the material taking door is opened, and the raw material with different particle sizes is taken out from the discharging mechanism for different subsequent processing. The technical scheme can realize automatic discharging of the raw material, improve the discharging efficiency and precision, and avoid residue and waste of the raw material. The technical scheme can also realize classified taking out of the raw material.
[0038] In the embodiment, the inside of the screening box 2 is provided with a discharging mechanism, which comprises a second motor 50, a lead screw 51, a partition plate 52 and a bearing plate 53. The second motor 50 is installed below the inside of the screening box 2. The lead screw 51 is arranged through one side of the inside of the screening box 2 and connected with the power output end of the second motor 50. The partition plate 52 is uniformly arranged in the inside of the screening box 2. The bearing plate 53 is sleeved around the lead screw 51 and the partition plate 52. The bearing plate 53 is threadedly connected with the lead screw 51 and slidingly connected with the partition plate 52.
[0039] The embodiment of the present application can realize the following effects. After the raw material enters the screening box, the air pressure of the conveying can push the raw material through the elastic filter screen one by one, so as to screen the raw material into multiple regions with different particle sizes. With the electric push rod driving the adjusting plate to move up and down, the vibration plate can adjust the knocking on the elastic filter screen, so as to make the elastic filter screen vibrate, and the raw material adhered to the surface of the elastic filter screen can fall off, thereby improving the filtering effect of the elastic filter screen, and making the whole screening process more durable and safe. More specifically, after the raw material is conveyed from the crushing box to the screening box, due to the air pressure of the conveying, the raw material passes through the elastic filter screen with different hole diameters one by one, so as to classify the raw material into multiple regions with different particle sizes and accumulate on the bearing plate. At the same time, the electric push rod is started, the adjusting plate drives the vibration plate to move up and down, periodically knocks on the elastic filter screen, makes the elastic filter screen vibrate, and the raw material adhered to the surface or hole of the elastic filter screen falls off, thereby improving the filtering efficiency and cleanliness of the elastic filter screen, and preventing the blocking and damage of the elastic filter screen. The technical scheme can realize multi-stage screening of the raw material, improve the screening quality and efficiency, avoid the blocking and damage of the screen, obtain raw material with different particle sizes, and meet the needs of different industries. The technical scheme can also realize automatic cleaning and protection of the screen, prolong the service life and stability of the screen.
[0040] The embodiment of the present application can realize the addition of raw material into the crushing box, the crushing of the raw material by the first motor, the repeated collision, friction and shearing of the raw material in the crushing box by the high-pressure airflow, the formation of the powder-like raw material, and the prevention of the residual raw material by the cleaning mechanism. More specifically, the raw material is added into the crushing box, the first motor is started to rotate the stirring shaft at high speed to drive the crushing knife to mechanically crush the raw material, the air inlet pipe is opened to spray the high-pressure airflow into the crushing box to generate strong impact, friction and shearing effect between the airflow and the raw material particles, and the particle size of the raw material is further refined to form the powder-like raw material. During the crushing process, the cleaning mechanism is started to move the screw sleeve and the scraper up and down along the inner wall of the crushing box 1 to scrape off the raw material adhered to the inner wall and prevent the accumulation and residual of the raw material on the inner wall. The technical scheme can realize the efficient crushing of the raw material, improve the surface area and activity of the raw material, reduce the loss and waste of the raw material, and improve the product quality and utilization. After the raw material in the crushing box is crushed for a certain period of time, the input of the high-pressure airflow is stopped, and then the raw material is extracted and re-input into the upper part of the crushing box through the material returning mechanism 7 to be further cut by the crushing knife, and the crushing effect is improved by the circulation and contact with the crushing knife. More specifically, after the raw material in the crushing box is crushed for a certain period of time, the air inlet pipe is closed, the input of the high-pressure airflow is stopped, the air pump is started to form negative pressure in the lower and upper ventilation pipes, the raw material in the crushing box is sucked into the lower ventilation pipe, and then the raw material is re-fed into the upper ventilation pipe through the three-way valve to be re-fed into the upper part of the crushing box, so that the raw material is contacted with the crushing knife again for secondary crushing to improve the fineness and uniformity of the raw material. The process can be repeated for multiple times until the required particle size is reached. The technical scheme can realize the recycling of the raw material, reduce the loss and cost of the raw material, and improve the crushing frequency and particle size uniformity of the raw material. After the crushing of the raw material is completed, the raw material is input into the screening box, the stable multi-stage screening process is ensured by the screening mechanism in the screening box, and then the classified raw material is taken out by the discharging mechanism to obtain the powder-like raw material with different particle sizes for different subsequent processing according to the powder-like raw material with different particle sizes. More specifically, after the crushing of the raw material is completed, the connecting valve between the crushing box and the screening box is opened, the raw material is fed from the crushing box 1 into the screening box, the second motor is started to move the bearing plate up and down to uniformly lay the raw material on the multiple elastic screens, the electric push rod is started to adjust the vibration plate up and down to knock the elastic screens to classify the raw material through the elastic screens with different hole diameters to obtain the raw material with different particle sizes.Then, the bearing plate is moved to the outlet of the screening box, and the raw material materials of different particle sizes are taken out from the discharging mechanism to be subjected to different subsequent treatments. The technical scheme can realize multi-stage screening of the raw material materials, improve the screening quality and efficiency, avoid the blocking and damage of the screen, obtain the raw material materials of different particle sizes, and meet the needs of the industry.
[0041] Further, the crushing box 1 and the screening box 2 are fixedly arranged on the top of the mounting plate 13, and a plurality of damping mechanisms for damping the crushing box 1 and the screening box 2 are arranged below the mounting plate 13, and the damping mechanism comprises a damping support seat 7 and a vibration power generation mechanism 8; the damping support seat 7 is arranged below the mounting plate 13, and the damping support seat 7 supports the mounting plate 13; and the vibration power generation mechanism 8 is arranged on the damping support seat 7 and generates power through the vibration of the damping support seat 7.
[0042] In the embodiment of the application, the damping mechanism is arranged below the overall crushing box, screening box and mounting plate, and the vibration energy generated by the crushing box and the screening box during operation is buffered by the damping mechanism. Meanwhile, the vibration power generation mechanism is arranged on the damping support seat, so that the damping support seat can generate power during vibration, thereby improving the energy utilization rate and the power generation efficiency.
[0043] In the embodiment, the damping support seat 7 comprises a base 70, a sliding support rod 71, a fixed block 72, a fixed ring 73 and a buffer elastic member 74; the base 70 is fixed on the ground, and a vertical sliding groove is formed in the base 70; the sliding support rod 71 is slidingly fitted on the base 70; the fixed block 72 is arranged on the sliding support rod 71; the fixed ring 73 is fixed on the lower end surface of the mounting plate 13, and the outer side of the fixed ring 73 is connected with the sliding support rod 71; and the buffer elastic member 74 is sleeved on the sliding support rod 71, and the buffer elastic member 74 is located between the fixed block 72 and the base 70.
[0044] It should be noted that the buffer elastic member of the embodiment can be a spring, a spring piece or other elastic structure. When the crushing box and the screening box vibrate during operation or are impacted by external forces, the buffer elastic member can buffer the vibration of the crushing box and the screening box.
[0045] In the embodiment, the vibration power generation mechanism 8 comprises a permanent magnet 80 and a coil 81; the permanent magnet 80 is fixed on both sides of the base 70, and the magnetic field generated by the permanent magnet 80 covers the positions of the buffer elastic member 74 and the fixed block 72; and the inner side of the upper part of the coil 81 is fixed on the fixed block 72.
[0046] The embodiment of the present application can realize that when the crushing box and the screening box vibrate due to the vibration generated when the crushing box and the screening box are running or the vibration generated when the crushing box and the screening box are impacted by external impact force, the crushing box and the screening box transmit the vibration to the fixed block in the damping support seat, the fixed block vibrates up and down, the coil fixed on the fixed block moves up and down, the coil cuts the magnetic induction lines generated by the permanent magnets on both sides, and the current is generated in the coil. The coil of the embodiment can be connected to the device or equipment to be powered by the wire. Therefore, the current generated in the coil can power the device to be powered through the wire. The embodiment generates electricity through vibration, improves the utilization rate of energy, and improves the power generation efficiency.
[0047] Finally, it should be pointed out that the above only describes and explains the specific embodiments of the present application in detail. However, the present application is not limited to the above described specific embodiments. The equivalent modifications and alternatives made by the person skilled in the art to the present application are also within the scope of the present application. Therefore, equivalent transformations and modifications made without departing from the spirit and scope of the present application are also covered within the scope of the present application.
Claims
1. A raw material processing device for hollow blow-molded pallet production, characterized in that: The device includes a crushing box (1) and a screening box (2). A first motor (10) is installed in the middle of the top of the crushing box (1). The power output end of the first motor (10) is connected to a stirring shaft (11) that penetrates into the interior of the crushing box (1). Multiple crushing blades (12) are installed around the stirring shaft (11). A cleaning mechanism is provided at the top of the interior of the crushing box (1). A return mechanism is provided between the crushing box (1) and the screening box (2). A discharge mechanism is provided in the middle of the interior of the screening box (2). A screening mechanism is provided at the top of the interior of the screening box (2). The material return mechanism includes an air pump (40), a lower ventilation pipe (41), an upper ventilation pipe (42), and a three-way valve (43); the air pump (40) is installed between the crushing box (1) and the screening box (2); the lower ventilation pipe (41) is connected to the air inlet of the air pump (40) and extends into the interior of the crushing box (1); The upper ventilation pipe (42) is connected to the air outlet of the air pump (40); the three-way valve (43) is located at the top of the upper ventilation pipe (42) and is connected to the crushing box (1) and the screening box (2) respectively; The discharge mechanism includes a second motor (50), a lead screw (51), a partition plate (52), and a support plate (53). The second motor (50) is installed inside the lower part of the screening box (2). The lead screw (51) is disposed through one side of the interior of the screening box (2) and connected to the power output end of the second motor (50). The partition plate (52) is evenly disposed inside the screening box (2). The support plate (53) is sleeved around the lead screw (51) and the partition plate (52). The bearing plate (53) is threadedly connected to the lead screw (51), and the bearing plate (53) is slidably connected to the partition plate (52); The screening mechanism includes an adjusting plate (60), a vibrating plate (61), an electric push rod (62), and an elastic filter screen (63); the adjusting plate (60) is disposed above the screening box (2); the vibrating plate (61) is uniformly disposed through the top of the screening box (2) and connected to the adjusting plate (60); the electric push rod (62) is disposed between the adjusting plate (60) and the screening box (2); the elastic filter screen (63) is uniformly disposed above the interior of the screening box (2); The vibrating plate (61) is L-shaped and slidably connected to the top of the screening box (2). One end of the vibrating plate (61) is attached to the elastic filter (63). The aperture of the multiple elastic filters (63) decreases from left to right. The crushing box (1) and the screening box (2) are both fixedly installed on the top of the mounting plate (13). Several damping mechanisms for damping the crushing box (1) and the screening box (2) are provided below the mounting plate (13). The damping mechanism includes a damping support (7) and a vibration power generation mechanism (8). The damping support (7) is located below the mounting plate (13) and supports the mounting plate (13). The vibration power generation mechanism (8) is located on the damping support (7) and generates electricity through the vibration of the damping support (7).
2. The raw material processing device for hollow blow-molded pallet production according to claim 1, characterized in that: The cleaning mechanism includes threaded rods (30), driven sprockets (31), driving sprockets (32), chain belts (33), threaded sleeves (34), and scrapers (35); the threaded rods (30) are rotatably disposed on both sides inside the crushing box (1); the driven sprockets (31) are sleeved on the outer surfaces of the two threaded rods (30); the driving sprockets (32) are sleeved on the outer surface of the stirring shaft (11); and the chain belts (33) are sleeved on the two driven sprockets. The outer surface of the wheel (31) and the driving sprocket (32); the screw sleeve (34) is sleeved on the outer surface of the two threaded rods (30) and threadedly connected to them; the scraper (35) is fixedly arranged around the screw sleeve (34); the driving sprocket (32) is connected to the driven sprocket (31) through the chain belt (33), the top and bottom of the scraper (35) are inclined, and the periphery of the scraper (35) is in contact with the inner wall of the crushing box (1).
3. The raw material processing device for hollow blow-molded pallet production according to claim 1, characterized in that: The shock-absorbing support base (7) includes a base (70), a sliding support rod (71), a fixing block (72), a fixing ring (73), and a buffer elastic element (74); the base (70) is fixed on the ground, and a vertical sliding groove is provided on the base (70); the sliding support rod (71) is slidably fitted on the base (70); the fixing block (72) is disposed on the sliding support rod (71); the fixing ring (73) is fixed on the lower end face of the mounting plate (13), and the outer side of the fixing ring (73) is connected to the sliding support rod (71); the buffer elastic element (74) is sleeved on the sliding support rod (71), and the buffer elastic element (74) is located between the fixing block (72) and the base (70).
4. The raw material processing device for hollow blow-molded pallet production according to claim 3, characterized in that: The vibration power generation mechanism (8) includes a permanent magnet (80) and a coil (81); the permanent magnet (80) is fixed on both sides of the base (70), and the magnetic field generated by the permanent magnet (80) covers the position of the buffer elastic element (74) and the fixing block (72); the upper inner side of the coil (81) is fixed on the fixing block (72).
5. The raw material processing device for hollow blow-molded pallet production according to claim 1, characterized in that: A feed pipe (14) is provided on one side of the crushing box (1), a feed cover (15) is provided on the top of the feed pipe (14), and an air inlet (16) is provided on one side of the feed pipe (14); a control box (17) is provided on one side of the mounting plate (13); and a material handling door (18) is hinged in the middle of the outer surface of the screening box (2).
Citation Information
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