Device for continuous demulsification and granulation of PFA emulsion

Abstract

The invention discloses a continuous demulsification and granulation device for PFA emulsion, and relates to the technical field of drying and granulation equipment, the continuous demulsification and granulation device comprises a rack, the top of the rack is provided with a granulation mechanism, the granulation mechanism is used for extruding a continuous demulsification raw material of the PFA emulsion for granulation treatment, the granulation mechanism is provided with a heater, and the heater is connected with the rack. The bottom surface of the heater is fixed with the top of the rack, and the heater is used for heating the dried PFA emulsion continuous demulsification raw material. According to the continuous demulsification and granulation device for the PFA emulsion, through cooperation of the drying cylinder and the material grinding device, emulsion particles obtained after continuous demulsification of the PFA emulsion input by the feeding hopper are dried and ground at the same time, large emulsion particles formed by excessive aggregation are ground into small-particle-size particles, the drying efficiency is improved, and the particle size of the particles is reduced; and the heating and granulating efficiency of the subsequent granulating mechanism and the heater on the emulsion particles is also improved, so that the continuous demulsification, drying and granulating quality and efficiency of the PFA emulsion are ensured.

Description

Technical Field

[0001] The invention relates to the technical field of drying granulation equipment, in particular to a device for continuous demulsification and granulation of a PFA emulsion. Background Art

[0002] PFA emulsion refers to an emulsion based on perfluoroalkoxy resin. PFA is a high-performance fluoroplastic material, similar to polytetrafluoroethylene (PTFE), but with better thermal stability and mechanical properties, as well as better non-adhesion and chemical corrosion resistance. PFA emulsion is a stable suspension formed by dispersing PFA resin in water or other solvents. It is usually used in the preparation of coatings or films that require high heat resistance, high chemical stability and low friction properties. During the continuous demulsification process of PFA emulsion, the PFA particles in the emulsion are aggregated and separated. Relevant equipment is required to wash, dry and granulate the PFA particles to meet actual production needs.

[0003] During the continuous demulsification process of PFA emulsion, the emulsion particles will excessively aggregate to form large lumps, and due to uneven agglomeration, particles of different sizes will agglomerate, which will lead to uneven subsequent drying and granulation processes, affecting the subsequent processes. Summary of the invention

[0004] To achieve the above purpose, the present invention is implemented by the following technical scheme: a device for continuous demulsification and granulation of PFA emulsion, including a frame, the frame plays the role of supporting and fixing the entire device, ensuring that each component is installed firmly, a granulation mechanism is installed on the top of the frame, the granulation mechanism is used to extrude the PFA emulsion continuous demulsification raw material for granulation treatment, is the core part of the granulation operation, and realizes the granulation process of the emulsion, a heater is installed on the granulation mechanism, and the bottom surface of the heater is fixed to the top of the frame, the heater is used to heat the dried PFA emulsion continuous demulsification raw material to melt it for granulation processing, a drying cylinder is installed on the top of the outer edge surface of the granulation mechanism, the drying cylinder is used to dry the PFA emulsion continuous demulsification raw material and provide space and environment for material drying, a grinding device is installed on the top of the drying cylinder, the grinding device is used to assist the drying cylinder in drying the raw material and grinding the raw material, a feed hopper is arranged on one side of the grinding device, the feed hopper is the initial entrance for the emulsion raw material to enter the device, the feed hopper is installed on the top of the drying cylinder and is connected to the inside of the drying cylinder; Among them, the material roller includes a driving motor, which provides driving force for the material rolling action. The driving motor is installed on the top of the drying cylinder. The output shaft of the driving motor passes through the drying cylinder and is installed with a distance adjusting piece. A material rolling table is installed at the bottom of the distance adjusting piece. The bottom surface of the material rolling table is adapted to rotate with the top of the discharge cylinder to allow the PFA emulsion to continuously demulsify the raw material flow. The distance adjusting piece is used to adjust the position of the material rolling table to meet the material rolling needs. The material rolling table is a specific component for performing the material rolling operation.

[0005] Preferably, the granulation mechanism includes a granulation extrusion barrel, which is a place where materials pass through and extrude, and the bottom surface of the granulation extrusion barrel is fixed to the top of the frame, and a servo motor is fixedly installed at one end of the granulation extrusion barrel, and the servo motor provides power for conveying the emulsion raw materials. The servo motor is fixedly installed on the top of the frame, and the output shaft of the servo motor extends to the inside of the granulation extrusion barrel and rotates with the inner wall of the granulation extrusion barrel. The end of the output shaft of the servo motor is fixedly connected to a spiral conveying auger, which is used to convey the emulsion raw materials to ensure uniform feeding of the emulsion raw materials. The outer edge surface of the spiral conveying auger is adapted to rotate with the inner edge surface of the granulation extrusion barrel to convey the dried PFA emulsion continuous demulsification raw material. A granulator is installed at the end of the granulation extrusion barrel away from the servo motor, and the granulator includes a granulation disk, a discharge pipe, a granulator knife, etc., but is not limited to this.

[0006] Preferably, the drying cylinder includes a discharge cylinder, which is a channel for discharging crushed and dried emulsion particles. The discharge cylinder is installed on the top of the outer edge surface of the granulation mechanism, and an outer cylinder is installed on the top of the discharge cylinder. The outer cylinder protects and supports the internal structure. An inner cylinder is fixedly installed on the bottom surface of the inner cavity of the outer cylinder, and the inner cylinder cooperates with the outer cylinder to form a drying space. A heating resistor is arranged between the outer cylinder and the inner cylinder, and the heating resistor generates heat for heating. The input end of the heating resistor is electrically connected to an electric heater, and the electric heater is used to cooperate with the heating resistor to further provide a heating function. A top cover is fixedly installed on the top of the outer cylinder and the inner cylinder, and the top cover is used to close the top. A chassis is installed on the outside of the servo motor, and the bottom surface of the chassis is fixed to the top of the frame, and the bottom surface of the electric heater is fixed to the top of the chassis.

[0007] Preferably, a fixing frame is fixedly installed on the outer edge surface of the outer cylinder, and the fixing frame is used to fix other components. A bracket is fixedly installed on the bottom surface of the fixing frame, and the bottom end of the bracket is fixed to the outer edge surface of the granulation extrusion cylinder. The output end of the electric heater extends to the inside of the outer cylinder and is connected to the input end of the heating resistor. A heat exchange groove is provided on the surface of the inner cylinder, the bottom end of the feed hopper is fixed to the top of the top cover, and the top of the top cover is provided with an exhaust groove arranged through it.

[0008] Preferably, the discharge barrel includes a discharge plate, the top of which is fixed to the bottom of the outer barrel, and the discharge plate is used to control the discharge of the crushed emulsion particles. The bottom of the discharge plate is fixedly connected to a feed barrel, and the bottom end of the feed barrel extends to the interior of the granulation extrusion barrel and is fixed to the inner wall of the granulation extrusion barrel. A discharge hole is provided on the top of the discharge plate.

[0009] Preferably, a frustum insert is fixedly mounted on the middle of the upper surface of the discharge plate, and a sloped stopper is fixedly mounted on the top of the frustum insert, and the frustum insert and the sloped stopper play a role of blocking and guiding.

[0010] Preferably, the distance adjusting member includes a guide cylinder, the top of which is fixed to the end of the output shaft of the driving motor, the output shaft of the driving motor passes through the top cover and rotates in coordination with the inner wall of the top cover, the bottom end of the inner edge surface of the guide cylinder is fixedly connected with a blocking ring, and a sliding rod is adaptively slid on the inner edge surface of the blocking ring, the guide cylinder and the sliding rod ensure the lifting and lowering movement of the milling table, the bottom surface of the sliding rod is connected to the top of the milling table, the top of the sliding rod is fixedly connected with a spring member, the top of the spring member is fixed to the top of the inner cavity of the guide cylinder, the spring member is acted upon by the sliding rod to generate a rebound force to ensure the distance adjustment of the milling table.

[0011] Preferably, a limit tube is fixedly installed on the outer edge surface of the guide cylinder, and a limit rod is adaptively slidably provided on the inner edge surface of the limit tube. The bottom surface of the limit rod is connected to the top of the rolling table. The limit tube and the limit rod play a limiting role to ensure the sliding effect of the slide rod.

[0012] Preferably, the material grinding table includes a material grinding cone plate, which is a component for performing material grinding operations, the top of the material grinding cone plate is fixed to the bottom surface of the sliding rod, and the bottom surface of the limiting rod is fixed to the top of the material grinding cone plate, a flow trough is opened on the outer edge surface of the material grinding cone plate, the flow trough is used to guide the flow direction of the material, a guide ramp is fixedly installed on the inner wall of the flow trough, the guide ramp is used to assist in the diversion of the material, a material shifting plate is fixedly installed on the outer edge surface of the material grinding cone plate, the material shifting plate is used to shift the material to promote uniform distribution, and the side surface of the material shifting plate is adapted to slide with the inner edge surface of the inner cylinder.

[0013] Preferably, an embedding groove is opened in the middle of the bottom surface of the material grinding cone plate, and the inner edge surface of the embedding groove is adapted to rotate with the outer edge surface of the cone embedding block, and a pressure block is fixedly installed on the top of the inner wall of the embedding groove, and the bottom surface of the pressure block is adapted to slide with the outer edge surface of the inclined surface stop block, and the pressure block is used to cooperate with the inclined surface stop block to raise the height of the material grinding cone plate to realize the material grinding operation.

[0014] The present invention provides a device for continuous demulsification and granulation of PFA emulsion, which has the following beneficial effects: 1. The device for continuous demulsification and granulation of PFA emulsion dries the emulsion particles of continuous demulsification of PFA emulsion input into the hopper through the cooperation of a drying cylinder and a grinding device, and grinds them at the same time, and grinds the large emulsion particles formed by excessive aggregation into particles of small particle size, which not only improves the drying efficiency, but also improves the efficiency of subsequent granulation mechanism and heater for heating and granulating the emulsion particles, thereby ensuring the quality and efficiency of continuous demulsification, drying and granulation of PFA emulsion.

[0015] Second, the device for continuous demulsification and granulation of PFA emulsion inputs emulsion particles into the inner cylinder through the hopper, utilizes the separation setting of the outer cylinder and the inner cylinder, cooperates with the electric heater and the heating resistor to increase the temperature of the inner cylinder, and then utilizes the setting of the driving motor to rotate the distance adjusting member and the grinding table, so that the emulsion particles flow in the inner cylinder, thereby increasing the drying efficiency of the emulsion particles, and cooperates with the discharge cylinder to discharge the emulsion particles crushed by the grinding table into the granulation extrusion cylinder, utilizes the heater to increase the temperature of the granulation extrusion cylinder to melt the emulsion particles, and then uses the servo motor and the spiral conveying auger to extrude and push them for granulation processing, thereby further improving the granulation efficiency and quality of the continuous demulsification of PFA emulsion.

[0016] 3. The device for continuous demulsification and granulation of PFA emulsion drives the distance adjusting member and the material rolling table to rotate through a driving motor, utilizes the rotation of the material rolling cone plate on the discharge plate, cooperates with the material stripping plate to stir the flow of emulsion particles, utilizes the rotation of the embedded groove outside the cone embedded block, and the pressing block is squeezed on the inclined surface block to move the material rolling cone plate up, thereby allowing the emulsion particles to flow in the flow trough and fall onto the discharge plate, and then utilizes the rebound effect generated by the distance adjusting member to make the material rolling cone plate roll the emulsion particles, so that the emulsion particles are rolled into small particle sizes, thereby ensuring the drying efficiency of the emulsion particles in the inner cylinder, so that the dried emulsion particles fall into the granulation extruder through the discharge hole and the feed barrel, and carry out the subsequent granulation process, thereby effectively improving the granulation effect of continuous demulsification of PFA emulsion.

[0017] Fourth, the device for continuous demulsification and granulation of PFA emulsion pushes the slide bar to slide in the guide cylinder by moving the grinding cone plate upward, and squeezes the spring part to deform, and uses the rebound force generated by the spring part to force the grinding cone plate to move downward to grind the emulsion particles. The dead weight of the grinding cone plate and the rebound force of the spring part are combined to further ensure the effect of grinding the emulsion particles. In addition, the adaptability of the limit tube and the limit rod is used to ensure the safety and stability of the slide bar moving in the guide cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the external structure of a device for continuous demulsification and granulation of PFA emulsion according to the present invention; Figure 2 It is a partial structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of a partial cross-sectional structure of the present invention; Figure 4 It is a partial structural schematic diagram of the drying cylinder, the material grinder and the material feeding hopper of the present invention; Figure 5 It is a schematic diagram of the exploded structure of the drying cylinder, the material grinder and the material feeding hopper of the present invention; Figure 6 It is a partial cross-sectional structural schematic diagram of a part of the structure of the drying cylinder and the material grinder of the present invention; Figure 7 It is a schematic diagram of the three-dimensional structure of the top cover, the material grinder and the material feeding hopper of the present invention; Figure 8 It is a partial cross-sectional structural schematic diagram of the distance adjusting member and the material rolling platform of the present invention; Fig. 9 It is a partial structural schematic diagram of the drying cylinder of the present invention; Fig.10 It is a schematic diagram of the partial cross-sectional structure of the discharge barrel of the present invention.

[0019] In the figure: 1, frame; 2, granulation mechanism; 21, granulation extruder; 22, servo motor; 23, screw conveyor; 3, heater; 4, drying cylinder; 41, outer cylinder; 42, fixed frame; 43, top cover; 44, electric heater; 45, discharge cylinder; 46, inner cylinder; 47, heating resistor; 451, feed cylinder; 452, discharge plate; 453, discharge hole; 454, cone insert; 455. Inclined surface stopper; 5. Material grinder; 51. Driving motor; 52. Distance adjusting member; 521. Guide cylinder; 522. Sliding rod; 523. Limiting tube; 524. Limiting rod; 525. Spring member; 526. Blocking ring; 53. Material grinding table; 531. Material grinding cone plate; 532. Material flow trough; 533. Guide inclined plate; 534. Material shifting plate; 535. Embedded groove; 536. Pressing block; 6. Material hopper. DETAILED DESCRIPTION

[0020] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0021] The first embodiment, as Figures 1 to 6As shown, the present invention provides a technical solution: a device for continuous demulsification and granulation of PFA emulsion, comprising a frame 1, a granulation mechanism 2 is installed on the top of the frame 1, the granulation mechanism 2 is used to extrude the PFA emulsion continuous demulsification raw material for granulation treatment, a heater 3 is installed on the granulation mechanism 2, and the bottom surface of the heater 3 is fixed to the top of the frame 1, the heater 3 is used to heat the dried PFA emulsion continuous demulsification raw material to melt it for granulation processing, a drying cylinder 4 is installed on the top of the outer edge surface of the granulation mechanism 2, the drying cylinder 4 is used to dry the PFA emulsion continuous demulsification raw material, a grinding device 5 is installed on the top of the drying cylinder 4, the grinding device 5 is used to assist the drying cylinder 4 in drying the raw material and grinding the raw material, a feeding hopper 6 is arranged on one side of the grinding device 5, the feeding hopper 6 is installed on the top of the drying cylinder 4 and is connected to the inside of the drying cylinder 4, the granulation mechanism 2 includes a granulation extrusion cylinder 21, the bottom surface of the granulation extrusion cylinder 21 is fixed to the top of the frame 1, and one end of the granulation extrusion cylinder 21 is fixedly installed A servo motor 22 is installed, and the servo motor 22 is fixedly installed on the top of the frame 1. The output shaft of the servo motor 22 extends to the inside of the granulation extrusion barrel 21 and rotates with the inner wall of the granulation extrusion barrel 21. The end of the output shaft of the servo motor 22 is fixedly connected with a spiral conveying auger 23. The outer edge surface of the spiral conveying auger 23 rotates in accordance with the inner edge surface of the granulation extrusion barrel 21 to convey the dried PFA emulsion continuous demulsification raw material. A granulator is installed at one end of the granulation extrusion barrel 21 away from the servo motor 22. The granulator includes a granulation disk, a discharge pipe, a granulator knife, etc., but is not limited thereto. Through the cooperation of the drying barrel 4 and the material grinder 5, the emulsion particles of the PFA emulsion continuously demulsified input by the feed hopper 6 are dried, and at the same time, they are crushed to grind the large emulsion particles formed by excessive aggregation into small particle size particles, which not only improves the drying efficiency, but also improves the efficiency of the subsequent granulation mechanism 2 and the heater 3 in heating and granulating the emulsion particles, thereby ensuring the quality and efficiency of the continuous demulsification, drying and granulation of the PFA emulsion; Among them, the grinding device 5 includes a driving motor 51, which is installed on the top of the drying cylinder 4. The output shaft of the driving motor 51 passes through the drying cylinder 4 and is installed with a distance adjusting member 52. A grinding table 53 is installed at the bottom of the distance adjusting member 52. The bottom surface of the grinding table 53 rotates in coordination with the top of the discharge cylinder 45 to allow the PFA emulsion to continuously break the emulsion raw material flow. By using the setting of the driving motor 51, the distance adjusting member 52 and the grinding table 53 rotate, so that the emulsion particles flow in the drying cylinder 4, increasing the drying efficiency of the emulsion particles, and discharging the emulsion particles crushed by the grinding table 53 to the granulation extrusion cylinder 21. The heater 3 is used to increase the temperature of the granulation extrusion cylinder 21 to melt the emulsion particles, and then the servo motor 22 and the spiral conveying auger 23 extrude and push them for granulation processing.

[0022] During operation, the staff inputs the emulsion particles of the PFA emulsion continuously demulsified into the drying cylinder 4 through the feed hopper 6, and generates heat through the drying cylinder 4 to dry the emulsion particles. At the same time, the driving motor 51 is used to rotate the distance adjusting member 52 and the grinding table 53, so that the emulsion particles flow in the drying cylinder 4, and the emulsion particles crushed by the grinding table 53 are discharged to the granulation extrusion cylinder 21, and the heater 3 is used to increase the temperature of the granulation extrusion cylinder 21 to melt the emulsion particles, and then the output shaft of the servo motor 22 is used to rotate to drive the spiral conveying auger 23 to rotate to extrude and push it for granulation treatment, and the granulated emulsion particles are collected and stored or sent to the next step for processing.

[0023] The second embodiment is based on the first embodiment. Figure 4 , Figure 5 , Figure 6 , Fig. 9 , Fig.10 As shown, the drying cylinder 4 includes a discharge cylinder 45, which is mounted on the top of the outer edge surface of the granulating mechanism 2, an outer cylinder 41 is mounted on the top of the discharge cylinder 45, an inner cylinder 46 is fixedly mounted on the bottom surface of the inner cavity of the outer cylinder 41, a heating resistor 47 is arranged between the outer cylinder 41 and the inner cylinder 46, and the input end of the heating resistor 47 is electrically connected to the electric heater 44, a top cover 43 is fixedly mounted on the top of the outer cylinder 41 and the inner cylinder 46, a chassis is mounted on the outside of the servo motor 22, the bottom surface of the chassis is fixed to the top of the frame 1, the bottom surface of the electric heater 44 is fixed to the top of the chassis, a fixing frame 42 is fixedly mounted on the outer edge surface of the outer cylinder 41, a bracket is fixedly mounted on the bottom surface of the fixing frame 42, the bottom end of the bracket is fixed to the outer edge surface of the granulating extrusion cylinder 21, the output end of the electric heater 44 extends to the inside of the outer cylinder 41 and is connected to the input end of the heating resistor 47, the inner cylinder A heat exchange groove is provided on the surface of the body 46, the bottom end of the feed hopper 6 is fixed to the top of the top cover 43, and the top of the top cover 43 is provided with an exhaust groove that is through-set, and the emulsion particles are input into the inner cylinder 46 through the feed hopper 6, and the temperature of the inner cylinder 46 is increased by the separation setting of the outer cylinder 41 and the inner cylinder 46 in cooperation with the electric heater 44 and the heating resistor 47, and then the setting of the driving motor 51 is used to rotate the distance adjusting member 52 and the grinding table 53, so that the emulsion particles flow in the inner cylinder 46, thereby increasing the drying efficiency of the emulsion particles, and the emulsion particles ground by the grinding table 53 are discharged to the granulation extrusion cylinder 21 in cooperation with the discharge cylinder 45, and the temperature of the granulation extrusion cylinder 21 is increased by the heater 3 to melt the emulsion particles, and then the servo motor 22 and the spiral conveying auger 23 are used to extrude and push them for granulation processing, thereby further improving the granulation efficiency and quality of the continuous demulsification of the PFA emulsion; The discharge barrel 45 includes a discharge plate 452, the top of which is fixed to the bottom of the outer barrel 41, the bottom of which is fixedly connected to a feed barrel 451, the bottom of which extends to the interior of the granulation extrusion barrel 21 and is fixed to the inner wall of the granulation extrusion barrel 21, a discharge hole 453 is provided on the top of the discharge plate 452, a frustum insert 454 is fixedly installed in the middle of the upper surface of the discharge plate 452, and an inclined stopper 455 is fixedly installed on the top of the frustum insert 454, which is driven by the motor 51. The distance adjusting member 52 and the grinding table 53 are driven to rotate, and the rotation of the grinding table 53 on the discharge plate 452 is utilized to stir the flow of the emulsion particles, and then the rebound effect generated by the distance adjusting member 52 is utilized to make the grinding table 53 grind the emulsion particles, so that the emulsion particles are grinded into small particle sizes, thereby ensuring the drying efficiency of the emulsion particles in the inner cylinder 46, so that the dried emulsion particles fall into the granulation extrusion cylinder 21 through the discharge hole 453 and the feed cylinder 451, and carry out the subsequent granulation process, thereby effectively improving the granulation effect of the continuous demulsification of the PFA emulsion.

[0024] During operation, the emulsion particles are input into the inner cylinder 46 through the feed hopper 6, and the temperature of the inner cylinder 46 is increased by the separation setting of the outer cylinder 41 and the inner cylinder 46 in cooperation with the electric heater 44 and the heating resistor 47. The driving motor 51 is then used to rotate the distance adjusting member 52 and the grinding table 53, so that the emulsion particles flow in the inner cylinder 46, and cooperate with the discharge cylinder 45 to discharge the emulsion particles crushed by the grinding table 53 to the granulation extrusion cylinder 21, and the distance adjusting member 52 and the grinding table 53 are driven by the driving motor 51 to rotate, stirring the emulsion particles to flow, and the grinding table 53 grinds the emulsion particles so that the emulsion particles are grinded into small particle sizes, thereby ensuring the drying efficiency of the emulsion particles in the inner cylinder 46, so that the dried emulsion particles fall into the granulation extrusion cylinder 21 through the discharge hole 453 and the feed cylinder 451 for the subsequent granulation process.

[0025] The third embodiment is based on the first and second embodiments. Figures 5 to 10 As shown, the distance adjusting member 52 includes a guide cylinder 521, the top of which is fixed to the end of the output shaft of the driving motor 51, the output shaft of the driving motor 51 passes through the top cover 43 and rotates in coordination with the inner wall of the top cover 43, a blocking ring 526 is fixedly connected to the bottom end of the inner edge surface of the guide cylinder 521, a sliding rod 522 is adaptively slid on the inner edge surface of the blocking ring 526, the bottom surface of the sliding rod 522 is connected to the top of the material grinding table 53, a spring member 525 is fixedly connected to the top of the sliding rod 522, the top of the spring member 525 is fixed to the top of the inner cavity of the guide cylinder 521, a limiting tube 523 is fixedly installed on the outer edge surface of the guide cylinder 521, a limiting rod 524 is adaptively slid on the inner edge surface of the limiting tube 523, and the bottom surface of the limiting rod 524 is connected to the top of the material grinding table 53; The material grinding table 53 includes a material grinding cone plate 531, the top of the material grinding cone plate 531 is fixed to the bottom surface of the sliding rod 522, and the bottom surface of the limiting rod 524 is fixed to the top of the material grinding cone plate 531, a material flow groove 532 is opened on the outer edge surface of the material grinding cone plate 531, and a guide inclined plate 533 is fixedly installed on the inner wall of the material flow groove 532, and a material removal plate 534 is fixedly installed on the outer edge surface of the material grinding cone plate 531, and the side of the material removal plate 534 is fixedly installed. The surface of the material grinding cone plate 531 is adapted to slide with the inner edge surface of the inner cylinder 46, and a groove 535 is provided in the middle of the bottom surface of the grinding cone plate 531. The inner edge surface of the groove 535 is adapted to rotate with the outer edge surface of the cone block 454. A pressing block 536 is fixedly installed on the top of the inner wall of the groove 535. The bottom surface of the pressing block 536 is adapted to slide with the outer edge surface of the inclined surface stopper 455. The grinding cone plate 531 rotates on the discharge plate 452 to cooperate with the material shifting plate 534 to stir the milk. The emulsion particles flow, and the groove 535 rotates outside the cone block 454, and the pressing block 536 squeezes on the inclined block 455 to move the grinding cone plate 531 upward, so that the emulsion particles flow in the flow groove 532 and fall onto the discharge plate 452. The rebound effect of the distance adjusting member 52 is then used to make the grinding cone plate 531 grind the emulsion particles, so that the emulsion particles are grinded into small particle sizes, and the grinding cone plate 531 moves upward to push the slide bar 522 in the guide It slides into the cylinder 521 and squeezes the spring member 525 to deform, and utilizes the rebound force generated by the spring member 525 to force the grinding cone plate 531 to move downward to grind the emulsion particles. The dead weight of the grinding cone plate 531 and the rebound force of the spring member 525 further ensure the effect of grinding the emulsion particles. In addition, the adaptive setting of the limit tube 523 and the limit rod 524 is utilized to ensure the safety and stability of the movement of the slide bar 522 in the guide cylinder 521.

[0026] During operation, the material-grinding cone plate 531 rotates on the discharge plate 452, cooperates with the material-discharging plate 534 to stir the flow of the emulsion particles, and utilizes the rotation of the embedding groove 535 outside the cone embedding block 454 and the squeezing of the pressing block 536 on the inclined surface block 455 to move the material-grinding cone plate 531 upward, so that the emulsion particles flow in the flow groove 532 and fall onto the discharge plate 452, and then utilizes the rebound effect generated by the distance adjusting member 52 to make the material-grinding cone plate 531 grind the emulsion particles so that the emulsion particles are grinded into small particle sizes, and the sliding rod 522 is pushed to slide in the guide cylinder 521 by the upward movement of the material-grinding cone plate 531, and the spring member 525 is squeezed and deformed, and the rebound force generated by the spring member 525 is utilized to force the material-grinding cone plate 531 to move downward to grind the emulsion particles.

[0027] The working principle of the device for continuous demulsification and granulation of PFA emulsion is described in detail below.

[0028] During use, the staff inputs the emulsion particles of the PFA emulsion continuously demulsified into the inner cylinder 46 through the feed hopper 6, and uses the separation setting of the outer cylinder 41 and the inner cylinder 46 to increase the temperature of the inner cylinder 46 in cooperation with the electric heater 44 and the heating resistor 47 to dry the emulsion particles. At the same time, the output shaft of the driving motor 51 is used to rotate to drive the guide cylinder 521 and the grinding cone plate 531 to rotate. The grinding cone plate 531 rotates on the discharge plate 452 and cooperates with the material shifting plate 534 to stir the emulsion particles to flow. The groove 535 rotates on the outside of the cone block 454 and the pressing block 536 squeezes on the inclined stopper 455 to move the grinding cone plate 531 upward, so that the emulsion particles are moved in the flow. The liquid flows through the material trough 532 and falls onto the discharge plate 452. The material-grinding cone plate 531 is moved upward to push the slide bar 522 to slide in the guide cylinder 521 and squeeze the spring member 525 to deform. The rebound force generated by the spring member 525 is used to force the material-grinding cone plate 531 to move downward to grind the emulsion particles. The dried emulsion particles fall into the granulation extrusion cylinder 21 through the discharge hole 453 and the feed cylinder 451. The heater 3 is used to increase the temperature of the granulation extrusion cylinder 21 to melt the emulsion particles. The output shaft of the servo motor 22 is used to rotate to drive the spiral conveying auger 23 to rotate to extrude and push the particles for granulation. The granulated emulsion particles can be collected and stored or sent to the next step for processing.

[0029] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A device for continuous demulsification and granulation of PFA emulsion, characterized in that: The machine comprises a frame (1), the top of which is mounted a granulating mechanism (2), the granulating mechanism (2) being used to extrude a PFA emulsion continuous demulsification raw material for granulation treatment, the granulating mechanism (2) being mounted a heater (3), and the bottom surface of the heater (3) being fixed to the top of the frame (1), the top of the outer edge surface of the granulating mechanism (2) being mounted a drying cylinder (4), the drying cylinder (4) being used to dry the PFA emulsion continuous demulsification raw material, the top of the drying cylinder (4) being mounted a material grinder (5), the material grinder (5) being used to assist the drying cylinder (4) in drying the raw material and in crushing the raw material, a material feed hopper (6) being arranged on one side of the material grinder (5), the material feed hopper (6) being mounted on the top of the drying cylinder (4) and being communicated with the inside of the drying cylinder (4); The material roller (5) comprises a driving motor (51), the driving motor (51) is mounted on the top of the drying cylinder (4), the output shaft of the driving motor (51) passes through the drying cylinder (4) and is mounted with a distance adjusting member (52), a material roller table (53) is mounted at the bottom of the distance adjusting member (52), and the bottom surface of the material roller table (53) rotates in coordination with the top of the discharge cylinder (45) so as to allow the PFA emulsion to continuously demulsify the raw material.

2. The device for continuous demulsification and granulation of PFA emulsion according to claim 1, characterized in that: The granulation mechanism (2) comprises a granulation extrusion barrel (21), the bottom surface of the granulation extrusion barrel (21) is fixed to the top of the frame (1), a servo motor (22) is fixedly mounted on one end of the granulation extrusion barrel (21), the servo motor (22) is fixedly mounted on the top of the frame (1), the output shaft of the servo motor (22) extends into the interior of the granulation extrusion barrel (21) and rotates with the inner wall of the granulation extrusion barrel (21), the end of the output shaft of the servo motor (22) is fixedly connected to a spiral conveying auger (23), the outer edge surface of the spiral conveying auger (23) rotates in accordance with the inner edge surface of the granulation extrusion barrel (21) to convey the dried PFA emulsion continuous demulsification raw material.

3. The device for continuous demulsification and granulation of PFA emulsion according to claim 2, characterized in that: The drying cylinder (4) comprises a discharge cylinder (45), the discharge cylinder (45) being mounted on the top of the outer edge surface of the granulating mechanism (2), an outer cylinder (41) being mounted on the top of the discharge cylinder (45), an inner cylinder (46) being fixedly mounted on the bottom surface of the inner cavity of the outer cylinder (41), a heating resistor (47) being arranged between the outer cylinder (41) and the inner cylinder (46), and an input end of the heating resistor (47) being electrically connected to an electric heater (44), a top cover (43) being fixedly mounted on the top of the outer cylinder (41) and the inner cylinder (46), a chassis being mounted on the outside of the servo motor (22), the bottom surface of the chassis being fixed to the top of the frame (1), and the bottom surface of the electric heater (44) being fixed to the top of the chassis.

4. The device for continuous demulsification and granulation of PFA emulsion according to claim 3, characterized in that: A fixing frame (42) is fixedly mounted on the outer edge surface of the outer cylinder (41), a bracket is fixedly mounted on the bottom surface of the fixing frame (42), the bottom end of the bracket is fixed to the outer edge surface of the granulation extrusion cylinder (21), the output end of the electric heater (44) extends into the interior of the outer cylinder (41) and is connected to the input end of the heating resistor (47), a heat exchange groove is provided on the surface of the inner cylinder (46), the bottom end of the feed hopper (6) is fixed to the top of the top cover (43), and the top of the top cover (43) is provided with an exhaust groove which is through-set.

5. The device for continuous demulsification and granulation of PFA emulsion according to claim 4, characterized in that: The discharge barrel (45) includes a discharge plate (452), the top of which is fixed to the bottom surface of the outer barrel (41), the bottom surface of the discharge plate (452) is fixedly connected to the feed barrel (451), the bottom end of the feed barrel (451) extends to the interior of the granulation extrusion barrel (21) and is fixed to the inner wall of the granulation extrusion barrel (21), and a discharge hole (453) is provided at the top of the discharge plate (452).

6. The device for continuous demulsification and granulation of PFA emulsion according to claim 5, characterized in that: A frustum-shaped insert (454) is fixedly mounted on the middle of the upper surface of the discharge plate (452), and an inclined surface stopper (455) is fixedly mounted on the top of the frustum-shaped insert (454).

7. The device for continuous demulsification and granulation of PFA emulsion according to claim 6, characterized in that: The distance adjusting member (52) comprises a guide cylinder (521), the top of which is fixed to the end of the output shaft of the driving motor (51), the output shaft of the driving motor (51) passes through the top cover (43) and rotates in coordination with the inner wall of the top cover (43), a blocking ring (526) is fixedly connected to the bottom end of the inner edge surface of the guide cylinder (521), a sliding rod (522) is adaptively slidably provided on the inner edge surface of the blocking ring (526), ​​the bottom surface of the sliding rod (522) is connected to the top of the milling table (53), the top of the sliding rod (522) is fixedly connected to a spring member (525), and the top of the spring member (525) is fixed to the top of the inner cavity of the guide cylinder (521).

8. The device for continuous demulsification and granulation of PFA emulsion according to claim 7, characterized in that: A limiting tube (523) is fixedly mounted on the outer edge surface of the guide cylinder (521), a limiting rod (524) is adaptively slidably mounted on the inner edge surface of the limiting tube (523), and the bottom surface of the limiting rod (524) is connected to the top of the material milling table (53).

9. The device for continuous demulsification and granulation of PFA emulsion according to claim 8, characterized in that: The material grinding table (53) includes a material grinding cone plate (531), the top of the material grinding cone plate (531) is fixed to the bottom surface of the sliding rod (522), and the bottom surface of the limiting rod (524) is fixed to the top of the material grinding cone plate (531), a material flow groove (532) is opened on the outer edge surface of the material grinding cone plate (531), a guide inclined plate (533) is fixedly installed on the inner wall of the material flow groove (532), and a material shifting plate (534) is fixedly installed on the outer edge surface of the material grinding cone plate (531), and the side surface of the material shifting plate (534) is adapted to slide with the inner edge surface of the inner cylinder (46).

10. The device for continuous demulsification and granulation of PFA emulsion according to claim 9, characterized in that: A groove (535) is provided in the middle of the bottom surface of the grinding cone plate (531), and the inner edge surface of the groove (535) is adapted to rotate with the outer edge surface of the cone insert block (454). A pressure block (536) is fixedly installed on the top of the inner wall of the groove (535), and the bottom surface of the pressure block (536) is adapted to slide with the outer edge surface of the inclined surface stopper (455).

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