Rubber powder extrusion dehydration mechanism
Technical Field
The utility model belongs to the technical field of the extrusion dewaterer, especially, relate to a rubber powder body extrusion dewatering mechanism.
Background
The rubber powder is a raw material for preparing a rubber product, the rubber powder prepared by a wet method needs to be dried and dehydrated before entering the next preparation procedure, and the dehydration degree is directly related to the quality of a final product, so that a dehydrator is a key device in preparing the rubber product, and in the prior art, a differential centrifuge and an extruder are mostly used. The working principle of the extruder is that after materials enter the screw extruder through the feed hopper, the materials are compressed in volume under the action of the taper screw shaft and the reducing screw, so that water in the materials is rapidly separated out through the porous filter cylinder, the dehydration effect is achieved, the conventional technology cannot ensure that the materials can still be effectively dehydrated on the high-pressure side, and the dehydration efficiency of the high-pressure side still needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rubber powder body extrusion dehydration mechanism aims at solving the problem that the rubber powder body dehydration rate is high inadequately.
The utility model discloses a realize like this, which comprises a housing, power supply unit has been installed to the casing top, power supply unit one side is equipped with supersonic generator, the magnetostrictive transducer is connected to the supersonic generator below, the ultrasonic vibration layer is connected to the magnetostrictive transducer below, power supply unit's opposite side is equipped with the feed inlet, the sub-unit connection water containing tank of casing, the delivery port has been seted up to the water containing tank bottom, water containing tank one side is equipped with the discharge gate, the casing is passed by the hob, regional for pressing material dehydration storehouse between hob and the casing, one side of pressing material dehydration storehouse is equipped with out the feed bin, go out the feed bin outside and surround vibrating device.
Furthermore, the screw rod consists of a rod shaft and a spiral sheet outside the rod shaft, in the view, the screw pitch is gradually reduced from right to left, the diameter of the rod shaft is gradually increased, and a baffle is arranged on the outer ring of the tail part of the screw rod.
Furthermore, the bottom of the machine shell is provided with a water outlet hole, the pressing and dewatering bin is communicated with the water outlet hole and the feeding hole, and the discharging bin is communicated with the discharging hole.
Furthermore, a switch is arranged on the surface of the power supply device, the power supply device is connected with the vibration device and the ultrasonic generator through a connecting wire, and the vibration device is controlled to be communicated with a circuit of the ultrasonic generator.
Furthermore, the ultrasonic vibration layer is positioned on the outer side of the spiral piece and is connected with the machine shell.
The utility model has the advantages that: on the basis of the traditional screw rod extrusion dehydration technology, an ultrasonic generator and a magnetostrictive transducer are used, power frequency alternating current is converted into ultrasonic mechanical vibration, water molecules in rubber powder vibrate through an ultrasonic vibration layer, the rubber powder is heated and evaporated, a vibration device is arranged on the periphery of a discharging bin, the dehydrated rubber powder falls down from a discharging port conveniently, the problem that the dehydration rate of the rubber powder is not high enough is solved, and the dehydration rate is improved by utilizing ultrasonic waves.
Drawings
Fig. 1 is a front view of a rubber powder extrusion and dehydration mechanism provided by the utility model.
Fig. 2 is an internal structure view of the rubber powder squeezing and dewatering mechanism provided by the utility model.
Fig. 3 is a top view of the rubber powder squeezing and dewatering mechanism provided by the present invention.
In the figure: 1. a discharge port; 2. a water outlet; 3. a water containing tank; 4. a screw rod; 5. a housing; 6. a feed inlet; 7. a switch; 8. a pressing and dehydrating bin; 9. an ultrasonic vibration layer; 10. a vibrating device; 11. a baffle plate; 12. an ultrasonic generator; 13. a magnetostrictive transducer; 14. a spiral sheet; 15. a lever shaft; 16. a water outlet hole; 17. a connecting wire; 18. a power supply device; 19. and a discharging bin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example one
As shown in fig. 1-3, the utility model provides a rubber powder extrusion dehydration mechanism, which comprises a casing 5, a power supply device 18 is installed above the casing 5, an ultrasonic generator 12 is arranged on one side of the power supply device 18, a magnetostrictive transducer 13 is connected below the ultrasonic generator 12, an ultrasonic vibration layer 9 is connected below the magnetostrictive transducer 13, a feed inlet 6 is arranged on the other side of the power supply device 18, a water containing tank 3 is connected with the lower part of the casing 5, a water outlet 2 is arranged at the bottom of the water containing tank 3, a discharge outlet 1 is arranged on one side of the water containing tank 3, the casing 5 is penetrated by a screw rod 4, a material pressing dehydration bin 8 is arranged between the screw rod 4 and the casing 5, a discharge bin 19 is arranged on one side of the material pressing dehydration bin 8, the outer side of the discharge bin 19 surrounds the vibration device 10, the screw rod 4 is composed of a rod shaft 15 and a spiral sheet 14 on the outer side of the rod shaft 15, the diameter of the rod shaft 15 is gradually increased, a baffle plate 11 is arranged on the outer ring of the tail part of the spiral rod 4, a water outlet hole 16 is formed in the bottom of the machine shell 5, a pressing and dewatering bin 8 is communicated with the water outlet hole 16 and the feed inlet 6, a discharge bin 19 is communicated with the discharge hole 1, a switch 7 is arranged on the surface of a power supply device 18, the power supply device 18 is connected with a vibration device 10 and an ultrasonic generator 12 through a connecting wire 17, the circuit of the vibration device 10 and the circuit of the ultrasonic generator 12 are controlled to be communicated, and an ultrasonic vibration layer 9 is located on the outer side of the spiral piece 14.
Example two
As shown in fig. 1-3, when the mechanism works, rubber powder is fed from the feed inlet 6 and enters the pressing and dewatering bin 8, the screw rod 4 rotates, the powder advances axially under the pushing of the spiral sheet 14, the diameter of the rod shaft 15 gradually increases and is subjected to the action of the variable screw pitch and the baffle 11, so that the rubber powder is extruded, the rubber powder is mechanically dewatered under the action of external force, water flows into the water containing tank 3 through the water outlet 16, and meanwhile, the rubber powder is conveyed to the right side by the screw rod 4 from the left side in the view. The switch 7 is turned on, the power supply device 18 supplies power to the ultrasonic generator 12 and the vibrating device 10, the ultrasonic generator 12 converts the power frequency current into ultrasonic frequency electric oscillation, the ultrasonic frequency electric oscillation is converted into ultrasonic mechanical oscillation under the action of the magnetostrictive transducer 13, water molecules in the rubber powder body vibrate and heat up through the ultrasonic vibration layer 9 so as to evaporate, the water molecules condense after encountering the shell 5 with low temperature and finally flow out of the water outlet hole 16, water in the water containing tank 3 flows out of the mechanism from the water outlet 2, the dehydrated rubber powder body enters the material discharging bin 19, the rubber powder body is extruded to be compact, and the situation that the rubber powder body cannot be discharged from the material discharging hole 1 in time can occur, so that the additionally arranged vibrating device 10 can vibrate the rubber powder body to be loose and is convenient to discharge.
On the basis of the traditional extrusion dehydration technology of the screw rod 4, an ultrasonic generator 12 and a magnetostrictive transducer 13 are used, power frequency alternating current is converted into ultrasonic mechanical vibration, water molecules in rubber powder vibrate and are heated up to evaporate through an ultrasonic vibration layer 9, a vibration device 10 is arranged on the periphery of a discharge bin 19, the dehydrated rubber powder falls down from a discharge port 1 conveniently, the problem that the dehydration rate of the rubber powder is not high enough is solved, and the dehydration rate is improved by utilizing ultrasonic waves.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.