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CN-121972059-A - Preparation equipment and process of high-fluidity special temperature-resistant lubricating material for polyphenyl ether

CN121972059ACN 121972059 ACN121972059 ACN 121972059ACN-121972059-A

Abstract

The invention relates to the technical field of material preparation, and discloses equipment and a process for preparing a high-fluidity temperature-resistant lubricating material special for polyphenyl ether, wherein the equipment for preparing the high-fluidity temperature-resistant lubricating material special for polyphenyl ether comprises a preparation tank, a motor arranged on the preparation tank, a main shaft arranged in the preparation tank, a plurality of stirring blades arranged on the main shaft, and a turbulence assembly, wherein the turbulence assembly comprises a fixed shaft fixedly connected to the inner wall of the preparation tank, a sleeve shaft rotationally sleeved on the fixed shaft, a plurality of frames fixedly connected to the sleeve shaft and a plurality of flow-around rods arranged on each frame, the flow-around rods and the stirring blades are arranged in a staggered manner, the stirring blades can pass through gaps between adjacent flow-around rods, and torsion springs are sleeved on the fixed shaft. According to the invention, through the periodic forward rotation and reverse rotation switching of the turbulence assembly, a steady-state flow field formed by the traditional stirring equipment is effectively broken, meanwhile, a laminar boundary layer of materials is broken, and the dispersion efficiency and the mixing uniformity of the materials are improved.

Inventors

  • LIU CHENGXING
  • XU YING

Assignees

  • 可赛成功(浙江)新材料科技有限公司

Dates

Publication Date
20260505
Application Date
20260327

Claims (10)

  1. 1. The preparation equipment of the high-fluidity temperature-resistant lubricating material special for the polyphenyl ether comprises the following components: The preparation jar (100), locate motor (200) on preparation jar (100), locate main shaft (300) in preparation jar (100) and locate a plurality of stirring leaf (400) on main shaft (300), main shaft (300) are connected with the output of driving motor (200), its characterized in that still includes: The stirring device comprises a stirring component (500) and a stirring blade (400), wherein the stirring component (500) is arranged in a preparation tank (100), the stirring component (500) comprises a fixed shaft (501) fixedly connected to the inner wall of the preparation tank (100), a sleeve shaft (502) rotationally sleeved on the fixed shaft (501), a plurality of frames (503) fixedly connected to the sleeve shaft (502) and a plurality of flow-around rods (504) arranged on each frame (503), the flow-around rods (504) and the stirring blade (400) are arranged in a staggered manner, the stirring blade (400) can penetrate through a gap between adjacent flow-around rods (504), a torsion spring (505) is sleeved on the fixed shaft (501), and two ends of the torsion spring (505) are respectively fixedly connected with the fixed shaft (501) and the sleeve shaft (502); The driving unit (600) is arranged on the main shaft (300), the driving unit (600) comprises a slot (601) formed in the bottom end of the main shaft (300), a sliding component (602) arranged in the slot (601) in a sliding mode and two groups of clamping arms (603) connected to the main shaft (300) in a rotating mode, clamping openings are formed in the bottom ends of the clamping arms (603), and are used for clamping the sleeve shaft (502) to control the frame (503) and the streaming rod (504) to rotate along with the main shaft (300) and enable the frame (503) and the streaming rod (504) to rotate reversely after the sleeve shaft (502) is released.
  2. 2. The high-fluidity temperature-resistant lubricating material preparation device special for polyphenyl ether according to claim 1, wherein the clamping arm (603) is rotationally connected with the main shaft (300) through a rotating shaft (604), an incomplete gear (605) is arranged at the upper end part of the clamping arm (603), a rack plate (606) meshed with the incomplete gear (605) is arranged on the sliding member (602), a spring (607) is arranged between the sliding member (602) and the groove (601), and a rope (608) is connected on the sliding member (602).
  3. 3. The high-fluidity polyphenylene ether-dedicated temperature-resistant lubricating material preparation device according to claim 2, wherein the driving unit (600) further comprises a movable cavity (609) arranged in the main shaft (300), the movable cavity (609) is rotationally connected with a reel (610), one end of the rope (608) is fixed on the reel (610) and is wound on the surface of the reel, and a hole groove (611) for the rope (608) to penetrate is formed in the main shaft (300).
  4. 4. The high-fluidity polyphenylene ether-dedicated temperature-resistant lubricating material preparation device according to claim 3, wherein the driving unit (600) further comprises an annular sleeve block (612) fixed in the preparation tank (100), a section of arc-shaped rack (613) is arranged on the annular sleeve block (612), one end of the scroll (610) extends out of the main shaft (300) and is fixed with a driven gear (614), and the driven gear (614) is meshed with the arc-shaped rack (613).
  5. 5. The device for preparing the high-fluidity temperature-resistant lubricating material special for the polyphenyl ether according to claim 4, wherein two groups of arc-shaped guide plates (615) are fixedly connected to the bottom of the annular sleeve block (612), the two groups of arc-shaped guide plates (615) are fixed through a connecting frame (616), a track (617) for a reel (610) to enter is formed, and a convex pad (618) is arranged on the part of the reel (610) entering the track (617).
  6. 6. The high-fluidity polyphenyl ether special temperature-resistant lubricating material preparation equipment according to claim 1, further comprising an air injection assembly (700), wherein the air injection assembly (700) comprises an annular air jacket (701) fixed in a preparation tank (100), an air chamber (702) arranged in the annular air jacket (701) and an air inlet pipeline (703) connected with the annular air jacket (701), the air inlet pipeline (703) extends out of the preparation tank (100) and is externally connected with an air source, a channel (704) is axially arranged in the main shaft (300), an air hole (705) communicated with the air chamber (702) is formed in the main shaft (300), and the main shaft (300) is rotationally arranged in the center of the annular air jacket (701) in a penetrating mode; the top of sliding member (602) is equipped with vertical axis (706), and the bottom is equipped with shower nozzle (707), vertical axis (706), sliding member (602) and shower nozzle (707) are inside to link up and to have seted up a continuous air current way (708), multiunit orifice (709) have been seted up along circumference on shower nozzle (707).
  7. 7. The high-fluidity temperature-resistant lubricating material preparation device special for polyphenyl ether according to claim 1, wherein an elastic sleeve (506) is fixedly sleeved outside the sleeve shaft (502), and a clamping opening of the clamping arm (603) is contacted with the elastic sleeve (506).
  8. 8. The preparation device of the high-fluidity temperature-resistant lubricating material special for the polyphenyl ether according to claim 1, wherein an avoidance opening (619) for swinging the clamping arm (603) is formed in the bottom end of the main shaft (300), a flexible gasket (620) is arranged on the avoidance opening (619), and two ends of the flexible gasket (620) are respectively connected to the edge of the avoidance opening (619) and the clamping arm (603).
  9. 9. The high-fluidity polyphenylene ether-dedicated temperature-resistant lubricating material preparation device according to claim 1, wherein a temperature sensor (800) is arranged in the preparation tank (100), a controller (900) is arranged outside the preparation tank (100), and the temperature sensor (800) is electrically connected with the controller (900).
  10. 10. The preparation process of the high-fluidity temperature-resistant lubricating material special for the polyphenyl ether, which adopts the equipment for preparing the high-fluidity temperature-resistant lubricating material special for the polyphenyl ether as set forth in claim 6, is characterized by comprising the following steps: Firstly, adding a measured polyphenyl ether resin matrix, a temperature-resistant reinforcing filler, a lubricating auxiliary agent and a functional additive into a preparation tank (100), and starting a motor (200) to drive a main shaft (300) and stirring blades (400) to perform preliminary mixing on materials; step two, the rotation of the main shaft (300) triggers the working cycle of the driving unit (600), the sleeve shaft (502) is clamped by the clamping arm (603), the turbulence assembly (500) and the stirring blade (400) synchronously rotate positively, and high-strength shearing and dispersing are carried out on materials; Step three, when the driving unit (600) operates to a release stage, the clamping arms (603) swing outwards to open, and the sleeve shaft (502) is released, so that the spoiler assembly (500) reversely rotates at a high speed under the driving of the torsion spring (505) to generate severe turbulence; Step four, the opened clamping arms (603) can cut and scoop up the materials deposited below the preparation tank (100), flip the materials upwards and stir the materials; In the mixing process, when the temperature of the preparation tank (100) is too high, cooling gas passes through the air injection assembly (700) and is uniformly injected into the material from the spray holes (709) of the spray head (707), so that cooling control is realized; And step six, stopping the equipment after the materials reach the preset mixing degree, discharging the prepared materials from the preparation tank (100), and carrying out subsequent treatment.

Description

Preparation equipment and process of high-fluidity special temperature-resistant lubricating material for polyphenyl ether Technical Field The invention relates to the technical field of material preparation, in particular to equipment and a process for preparing a high-fluidity temperature-resistant lubricating material special for polyphenyl ether. Background Along with the continuous increase of the requirements of modern industry on high-performance polymer materials, polyphenylene oxide (PPO) is widely applied in the fields of electronics and electrics, automobile industry and the like due to the excellent heat resistance, mechanical strength and dimensional stability, wherein in the process of preparing high-fluidity polyphenylene oxide special heat-resistant lubricating materials, firstly, components such as a polyphenylene oxide resin matrix, heat-resistant filler, lubricating auxiliary agent and the like are required to be precisely proportioned and pretreated, then, dispersing and homogenizing are carried out by special mixing and stirring preparation equipment, and finally, after a special mixed material with stable lubricating performance and excellent processing fluidity is obtained, the special mixed material is processed into a final product by the subsequent processes such as extrusion granulation, compression molding and the like. At present, the preparation of the material mainly depends on mechanical stirring equipment, the mixing of materials is realized through rotary stirring, but in the prior art, the stirring mode adopted by the traditional stirring equipment is usually a single fixed shaft rotation mode, a stable laminar flow field is easily formed inside the materials due to a fixed stirring structure in the operation process, the flow field is difficult to provide enough shearing force to break filler aggregates, the aggregation tendency of nano-level fillers in a matrix is easily caused, a secondary aggregation structure which is difficult to disperse is easily formed, the aggregation phenomenon easily causes the uniformity of the distribution of the fillers in the matrix to be reduced, the mechanical property and the lubrication stability of the formed materials are influenced, meanwhile, in the actual production process, due to the lack of an effective flow field regulating mechanism, part of the materials are easily deposited at the bottom of a preparation tank under the influence of gravity, a mixing dead zone is formed, the components are unevenly distributed, and further, the product uniformity and the use reliability of the material are easily influenced at different parts of different batches and even the same batch. Disclosure of Invention The invention aims to provide equipment and a process for preparing a high-fluidity temperature-resistant lubricating material special for polyphenyl ether, which are used for solving the problems that a laminar flow field of a traditional stirring device provided in the background art is stable, a shearing force is insufficient and a mixing dead zone is formed at the bottom of a tank due to a single rotation mode. The invention provides a preparation device and a process of a high-fluidity temperature-resistant lubricating material special for polyphenyl ether, which adopts the following technical scheme: the preparation equipment of the high-fluidity temperature-resistant lubricating material special for the polyphenyl ether comprises the following components: The preparation jar, locate the motor on the preparation jar, locate the main shaft in the preparation jar and locate a plurality of stirring leaf on the main shaft, the main shaft is connected with driving motor's output, still includes: The turbulent flow assembly is arranged in the preparation tank and comprises a fixed shaft fixedly connected to the inner wall of the preparation tank, a sleeve shaft rotationally sleeved on the fixed shaft, a plurality of frames fixedly connected to the sleeve shaft and a plurality of flow-around rods arranged on each frame, the flow-around rods and the stirring blades are arranged in a staggered manner, the stirring blades can pass through gaps between the adjacent flow-around rods, a torsion spring is sleeved on the fixed shaft, and two ends of the torsion spring are respectively fixedly connected with the fixed shaft and the sleeve shaft; the driving unit is arranged on the main shaft and comprises a slot formed in the bottom end of the main shaft, a sliding member arranged in the slot in a sliding manner and two groups of clamping arms rotationally connected to the main shaft, and a clamping opening is formed in the bottom end of each clamping arm and used for clamping the sleeve shaft to control the frame and the flow-around rod to rotate along with the main shaft and enabling the frame and the flow-around rod to rotate reversely after the sleeve shaft is released. Further, the clamping arm is rotationally connected with the main shaft