Continuous dry powder pulping and stirring device
阅读说明:本技术 一种连续式干粉制浆搅拌装置 (Continuous dry powder pulping and stirring device ) 是由 张德强 陈伟雄 刘明红 于 2019-11-27 设计创作,主要内容包括:本发明公布了一种连续式干粉制浆搅拌装置,它包括底座,所述底座上端通过转盘与支撑板连接,所述支撑板上端沿转盘轴线环形阵列设置搅拌桶,所述搅拌桶上端设置有上盖,所述上盖上设置有投料口、进水口和搅拌杆,所述搅拌杆与上盖之间设置有轴承;所述搅拌桶上方设置有顶板,所述顶板上设置有存料桶、水管和用于驱动搅拌杆旋转的驱动装置,所述存料桶下端出口处设置有阀门。本发明的目的是提供一种连续式干粉制浆搅拌装置,能够提高制浆效率同时避免生料堆积过多。(The invention discloses a continuous dry powder pulping and stirring device which comprises a base, wherein the upper end of the base is connected with a supporting plate through a turntable, the upper end of the supporting plate is provided with stirring barrels in a ring-shaped array along the axis of the turntable, the upper end of each stirring barrel is provided with an upper cover, the upper cover is provided with a feeding port, a water inlet and a stirring rod, and a bearing is arranged between each stirring rod and the upper cover; the stirring device is characterized in that a top plate is arranged above the stirring barrel, a material storage barrel, a water pipe and a driving device used for driving the stirring rod to rotate are arranged on the top plate, and a valve is arranged at an outlet at the lower end of the material storage barrel. The invention aims to provide a continuous dry powder pulping and stirring device which can improve pulping efficiency and avoid excessive raw material accumulation.)
1. A continuous dry powder pulping and stirring device comprises a base (1) and is characterized in that the upper end of the base (1) is connected with a supporting plate (3) through a turntable (2), stirring barrels (4) are arranged at the upper end of the supporting plate (3) along the axis of the turntable (2) in an annular array mode, an upper cover (5) is arranged at the upper end of each stirring barrel (4), a feeding port (6), a water inlet (7) and a stirring rod (8) are arranged on each upper cover (5), and a bearing is arranged between each stirring rod (8) and each upper cover (5); a top plate (9) is arranged above the stirring barrel (4), a material storage barrel (10), a water pipe (11) and a driving device for driving the stirring rod (8) to rotate are arranged on the top plate (9), and a valve (12) is arranged at an outlet at the lower end of the material storage barrel (10).
2. A continuous dry powder pulping stirring device according to claim 1, wherein the edge of the material feeding port (6) is hinged with a cover plate (13) which is turned downwards, the material storage barrel (10) comprises an inner barrel (14) fixed on the top plate and an outer barrel (15) capable of being inserted into the material feeding port (6), and the top plate (9) is provided with a first pushing device (16) for driving the outer barrel (15) to ascend and descend.
3. A continuous dry powder pulping stirring device according to claim 2, wherein the outer barrel (15) is nested in the lower part of the outer wall of the inner barrel (14), and the lower end of the outer barrel (15) is provided with a taper shape matched with the feeding port.
4. A continuous dry powder slurrying stirring device according to claim 2, wherein the outer barrel (15) is provided with a ring of baffles (17) along its axis on the outer wall.
5. The continuous dry powder pulping stirring device of claim 1, wherein a sealing plate (18) is hinged to the lower end edge of the water inlet (7), the water pipe (11) comprises a fixed pipe (19) arranged on the top plate (9), the lower end of the fixed pipe (19) is connected with the movable pipe (21) through a hose (20), and a second pushing device (22) for driving the movable pipe (21) to ascend and descend is arranged on the top plate (9).
6. The continuous dry powder pulping stirring device of claim 1, wherein the driving device comprises a third pushing device (23) arranged on the top plate, a piston rod of the third pushing device (23) is connected with a mounting plate (24) below the top plate (9), the lower end of the mounting plate (24) is connected with a driving shaft (25) through a bearing seat, the lower end of the driving shaft (25) is provided with a clamping key seat (27) matched with a key groove (26) at the upper end of the stirring rod (8), and the driving shaft (25) is in transmission connection with a driving motor (28) on the mounting plate (24).
7. A continuous dry powder pulping and stirring device according to claim 6, wherein the side wall of the key seat (27) is provided with a receiving groove (29), the bottom surface of the receiving groove (29) is provided with a spring (30), the spring (30) is connected with a key (31), and the outer side surface of the key (31) extends out of the outer wall of the key seat (27); and a groove (32) matched with the clamping key (31) is formed in the side wall of the key groove (26).
8. A continuous dry powder slurrying stirring device according to claim 7, wherein the outer lower end surface of the catch (31) is provided with a slope.
9. A continuous dry powder pulping stirring device according to claim 1, wherein a water flow meter is arranged on the water pipe (11), a weighing sensor is arranged in the stirring barrel (4), and the water flow meter and the weighing sensor are connected with a background control system.
Technical Field
The invention relates to the field of dry powder pulping, in particular to a continuous dry powder pulping and stirring device.
Background
In the preparation process of the molding sand for precision casting, talc and other raw materials are required to be crushed to prepare slurry, and then spherical granules are prepared by utilizing spray granulation equipment; the production process comprises the steps of grinding by a ball mill, collecting by a dust remover and the like, and when pulping, raw material particles collected by the dust remover enter a stirring tank through a conveyor, in the raw material adding process, water is added into the stirring tank according to the water content of the required slurry, and after the addition of the raw material, the water and the like is finished, a stirring device starts to stir to prepare the slurry; the materials can not be accumulated in the dust remover in the process, so that the normal work of the dust remover is not influenced, and the phenomena that the support legs can not bear the weight of the materials and bend due to too much materials in the dust remover can be caused, but a certain time is needed for stirring, so that the storage of raw materials and the pulping process need to be reasonably arranged to improve the pulping efficiency and avoid the excessive accumulation of the raw materials.
Disclosure of Invention
The invention aims to solve the problems and provide a continuous dry powder pulping and stirring device which can improve pulping efficiency and avoid excessive raw material accumulation.
In order to realize the purpose, the invention adopts the technical scheme that: a continuous dry powder pulping and stirring device is characterized in that a plurality of stirring barrels are arranged on a supporting plate, the stirring barrels and the supporting plate rotate around a vertical axis under the driving of a rotary disc so as to exchange the relative positions of the stirring barrels, a material storage barrel, a water pipe and a driving device, a material feeding port, a water inlet and a stirring rod are arranged on an upper cover of each stirring barrel, the stirring rod rotates under the driving of the driving device, the driving device and the stirring rod can be separated so as to stir objects in the stirring barrels, the material feeding port and the water inlet are respectively matched with the material storage barrel and the water pipe, and raw materials and water coming out of the lower ends of the material storage barrel and the water pipe enter the stirring barrels from the material feeding port and the water inlet respectively; the material storage barrel and the water pipe are provided with valves for controlling material transmission.
Furthermore, in order to avoid scattering of raw material dust into the air when raw material is thrown, the storage barrel is telescopic, the lower end of the storage barrel is driven by the first pushing device to descend, when the feed opening is positioned right below the lower end of the storage barrel, the outlet at the lower end of the storage barrel can be inserted into the stirring barrel, when the storage barrel is separated from the stirring barrel, the cover plate at the edge of the feed opening resets under the action of the torsion spring and the spring hinge so as to seal the feed opening, the cover plate is hinged at the edge of the lower end of the feed opening, and when the storage barrel is inserted, the cover plate can turn downwards; in order to realize the extension of the material storage barrel, the material storage barrel comprises an inner barrel and an outer barrel which are fixed on a top plate, the inner barrel and the outer barrel are nested together and are both of structures with the upper ends and the lower ends open, and a first pushing device used for driving the outer barrel to lift is arranged on the top plate.
Furthermore, in order to prevent the material from being clamped at the joint of the inner barrel and the outer barrel, the outer barrel is sleeved on the inner barrel, and the lower end of the outer barrel is arranged to be conical and matched with the feeding port.
Furthermore, a circle of baffle plates are arranged on the outer wall of the outer barrel along the axis of the outer barrel, and the baffle plates can block the feed opening.
Further, when guaranteeing toward the water injection in the agitator, water can not splash outside the agitator, the water pipe is including setting up the fixed pipe on the roof, fixed pipe lower extreme passes through the hose and is connected with the activity pipe, and the activity pipe can push up the closing plate in order to stretch into the agitator under the second thrust unit drive of roof, the closing plate passes through torsional spring, spring hinge etc. and articulates the lower extreme border department at the water inlet.
Further, in order to realize being connected with dismantling of puddler drive arrangement, drive arrangement is including setting up the third thrust unit on the roof, third thrust unit's piston rod is connected with the mounting panel of roof below, the mounting panel lower extreme passes through bearing frame and drive shaft connection, the drive shaft lower extreme is provided with the card key seat with puddler upper end keyway looks adaptation, and the card key seat can insert in the keyway and block along with the decline of mounting panel and die to can drive the puddler when making the drive shaft rotatory, after card key seat and keyway separation, can not hinder the rotation of backup pad yet, the drive shaft is connected with the driving motor transmission on the mounting panel.
Furthermore, in order to ensure that the clamping key seat and the key groove can be clamped, a containing groove is formed in the outer side wall of the clamping key seat, a spring is arranged on the bottom surface of the containing groove, the spring is connected with the clamping key, and the outer side face of the clamping key extends out of the outer wall of the clamping key seat; and grooves matched with the clamping keys are formed in the side walls of the key grooves.
Furthermore, the lower end face of the outer side of the clamping key is provided with an inclined surface, so that the clamping key seat can be conveniently inserted into the key groove.
Further, in order to realize automatic water injection and material feeding, a water flowmeter is arranged on the water pipe and used for detecting water flow in the water pipe, a weighing sensor is arranged in the stirring barrel and used for detecting the weight of materials in the stirring barrel, and the water flowmeter and the weighing sensor obtain data and send the data to a control system of the background.
The invention has the beneficial effects that: opening the material storage barrel and the water pipe which are positioned above the first stirring barrel, so that raw materials in the material storage barrel can enter the stirring barrel from the feeding port, water enters the stirring barrel from the water inlet, and after the raw materials and the water are injected, closing the outlets on the material storage barrel and the water pipe; then the carousel drives the backup pad rotation for an agitator rotates to drive arrangement below, and No. two agitators are then rotatory to storage bucket and water pipe below, and when the rotatory stirring of puddler in an agitator, No. two agitators are located reinforced state, thereby avoid the raw material granule to exist in the dust remover, simultaneously can continuous production in order to improve slurrying efficiency.
1. The material storage barrel comprises an inner barrel fixed on the top plate and an outer barrel movably sleeved on the inner barrel, and the lower end of the outer barrel can push the cover plate open to extend into the stirring barrel under the driving of the first pushing device.
2. The water pipe is including fixing the fixed pipe on the roof, fixed pipe lower extreme opening part passes through the hose and is connected with the movable tube, and the movable tube is under second thrust unit's drive, and its lower extreme can push open the closing plate in order to stretch into the agitator for add the water in-process, water can not fly apart everywhere.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic view of the structure of the mixing tank.
Fig. 3 is a schematic structural diagram of the driving device.
Fig. 4 is a schematic view of a card key seat structure.
The text labels in the figures are represented as: 1. a base; 2. a turntable; 3. a support plate; 4. a stirring barrel; 5. an upper cover; 6. a feeding port; 7. a water inlet; 8. a stirring rod; 9. a top plate; 10. a storage barrel; 11. a water pipe; 12. a valve; 13. a cover plate; 14. an inner barrel; 15. an outer tub; 16. a first urging device; 17. a baffle plate; 18. a sealing plate; 19. a fixed tube; 20. a hose; 21. a movable tube; 22. a second pushing device; 23. a third urging means; 24. mounting a plate; 25. a drive shaft; 26. a keyway; 27. a card key base; 28. a drive motor; 29. a receiving groove; 30. a spring; 31. a card key; 32. a groove; 33. and (4) a column.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
As shown in fig. 1 to 4, the specific structure of the present invention is: a continuous dry powder pulping and stirring device comprises a base 1, wherein the upper end of the base 1 is connected with a supporting
Preferably, the edge of the opening at the lower end of the feeding port 6 is connected with a
Preferably, the
Preferably, a circle of
Preferably, the opening edge of the lower end of the
Preferably, drive arrangement is including setting up
Preferably, the outer side wall of the
Preferably, the lower end surface of the outer side of the
Preferably, a water flow meter is arranged on the
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