阅读说明：本技术 一种碳化硼超细微粉自动分选系统 (Automatic sorting system for boron carbide superfine powder ) 是由 王芳 王基峰 吴迪 王晓艳 耿伟锋 张柯 于 2020-11-27 设计创作，主要内容包括：本发明提供一种碳化硼超细微粉自动分选系统,包括加水系统、上料系统、沉降系统以及收集系统,加水系统用来向沉降系统加水,上料系统用来向沉降系统加料,沉降系统用来对水、料进行搅拌混合,并将合格的料浆排出,收集系统用来对排出的料浆收集处理。本发明通过协调作业的加水系统、上料系统、沉降系统以及收集系统,并通过程序化的控制,能够快捷、高效对需要的碳化硼超细微粉进行筛选,进而获取需要的碳化硼超细微粉,系统结构设计简单、巧妙,并且具有节能的优势。(The invention provides an automatic sorting system for boron carbide superfine powder, which comprises a water adding system, a feeding system, a settling system and a collecting system, wherein the water adding system is used for adding water into the settling system, the feeding system is used for feeding the material into the settling system, the settling system is used for stirring and mixing the water and the material and discharging qualified slurry, and the collecting system is used for collecting and treating the discharged slurry. According to the invention, through the water adding system, the feeding system, the settling system and the collecting system which are coordinated to operate, and programmed control, the required boron carbide superfine micro powder can be quickly and efficiently screened, so that the required boron carbide superfine micro powder is obtained, and the system has the advantages of simple and ingenious structural design and energy saving.)

1. The automatic sorting system for the boron carbide superfine powder is characterized in that: the system comprises a water adding system (1), a feeding system (2), a settling system (3) and a collecting system (4), wherein the water adding system (1) is used for adding water into the settling system (3), the feeding system (2) is used for feeding materials into the settling system (3), the settling system (3) is used for stirring and mixing the water and the materials and discharging qualified slurry, and the collecting system (4) is used for collecting and treating the discharged slurry; the water adding system (1) comprises a water tank (10), the bottom of the water tank (10) is arranged on a first support frame (13) in a seat mode, a first weighing sensor (12) aiming at the water tank (10) is arranged on the first support frame (13), and a first electromagnetic valve which is connected with a tap water pipe (11) in a direct mode is arranged at the top of the water tank (10); a water pipe (14) is arranged at the bottom of the water tank (10), and a water pump (15) is arranged on the water pipe (14); the feeding system (2) comprises an air separation box (20), a feeding hopper (22) is arranged at the top of the air separation box (20), a flashboard (23) is arranged in a discharging pipe of the feeding hopper (22), the movement of the flashboard (23) is controlled by an electric push rod (24), a fan (25) is arranged on the side wall of the air separation box (20), the air separation box (20) is divided into a discharging area and a recovery area by a partition board, a collecting hopper (26) is arranged in the discharging area, the collecting hopper (26) is arranged on a second weighing sensor (21) at the bottom of the air separation box (20) in a seat mode, a second electromagnetic valve (28) is arranged in the discharging pipe of the collecting hopper (26), a recovery hopper (27) is arranged in the recovery area, and a third electromagnetic valve (29) is arranged in the discharging pipe of the recovery hopper (; sedimentation system (3) includes agitator tank (30), the top of agitator tank (30) be equipped with water filling port (33), gas vent (34) that water pipe (14) are in the same direction as connecing and with charge door (35) that the unloading pipe of aggregate bin (26) is in the same direction as connecing, the lateral wall of agitator tank (30) is equipped with row material pipe (38), it is equipped with the fourth solenoid valve in material pipe (38) to arrange, and the bottom of agitator tank (30) is equipped with discharge gate (39), discharge gate (39) department is equipped with fifth solenoid valve (48), agitator tank (30) internal rotation is equipped with T type pole (31), T type pole (31) are well hollow pole, and the bottom of T type pole (31) is equipped with a plurality of gas outlets (32), and the top of agitator tank (30) is equipped with first agitator motor (36), air feed pump (37), first agitator motor (36) pass through gear structure drive T type pole (31), an air outlet pipe is arranged on the air supply pump (37), and the air outlet pipe is connected with the top of the T-shaped rod (31) through a rotary joint; the collecting system (4) comprises a collecting tank (40), a material receiving opening (44) and an exhaust hole (45) which are sequentially connected with the discharging pipe (38) are formed in the top of the collecting tank (40), a rotating rod (41) is arranged in the collecting tank (40), a spiral stirring blade (42) is arranged on the rotating rod (41), the rotating rod (41) is driven to rotate by a second stirring motor (43) arranged at the top of the collecting tank (40), a heater is arranged on the side wall of the collecting tank (40), a discharging opening is formed in the bottom of the collecting tank (40), a sixth electromagnetic valve is arranged at the discharging opening, and a material collecting box (49) is sequentially connected below the discharging opening; the first electromagnetic valve, the second electromagnetic valve (28), the third electromagnetic valve (29), the fourth electromagnetic valve, the fifth electromagnetic valve (48), the sixth electromagnetic valve, the first weighing sensor (12), the second weighing sensor (21), the first stirring motor (36), the second stirring motor (43), the water pump (15), the air supply pump (37), the fan (25), the electric push rod (24) and the heater are all electrically connected to the controller (100).

2. The automatic sorting system of the boron carbide superfine powder according to claim 1, characterized in that: the top of the collecting tank (40) is provided with a humidity sensor (46) and an ultrasonic material level meter (47) which are electrically connected with the controller (100); the heater is a heating coil (401), and the heating coil (401) adopts a plurality of layers which are independent from top to bottom.

3. The automatic sorting system of the boron carbide superfine powder according to claim 1, characterized in that: the surface of the spiral stirring blade (42) is uniformly provided with hook teeth.

4. The automatic sorting system of the boron carbide superfine powder according to claim 1, characterized in that: and filter screens are arranged at the exhaust port (34) and the exhaust hole (45).

Technical Field

The invention belongs to the technical field of production of boron carbide abrasive powder, and particularly relates to an automatic sorting system for boron carbide superfine powder.

Background

The boron carbide superfine powder is suitable for quick grinding, thinning, polishing and the like of hard alloy and gem materials. Different from the occasions of sintering ceramics, serving as a coating raw material, an additive and the like, when the boron carbide superfine powder is used as an abrasive, particularly when the sapphire material is thinned and polished, the requirements on the particle size distribution are very strict, and the extremely high difficulty is brought to the large-scale industrial production of the boron carbide superfine powder abrasive.

In the production of the boron carbide superfine powder, the ground powder adopts water, the boron carbide superfine powder and the water are filled in a sorting cylinder body for stirring, the material pumping time is adjusted according to the required granularity specification, the siphon is used for manually pumping the materials at a feeding water inlet, and the manual timing is carried out, so that skilled operators are required, but various operation errors still occur, the product quality is influenced, and the labor intensity is high; in addition, the existing production process of the boron carbide superfine powder has the defects of high cost, low efficiency and the like. Therefore, it is necessary to design an automatic sorting system capable of solving the above problems.

Disclosure of Invention

The invention aims to provide an automatic sorting system for boron carbide superfine powder aiming at the defects of the prior art, and the specific scheme is as follows:

the automatic sorting system for the boron carbide superfine powder comprises a water adding system, a feeding system, a settling system and a collecting system, wherein the water adding system is used for adding water into the settling system, the feeding system is used for feeding the water into the settling system, the settling system is used for stirring and mixing the water and the materials and discharging qualified slurry, and the collecting system is used for collecting and treating the discharged slurry; the water adding system comprises a water tank, the bottom of the water tank is seated on a first support frame, a first weighing sensor for the water tank is arranged on the first support frame, and a first electromagnetic valve which is connected with a tap water pipe in sequence is arranged at the top of the water tank; a water pipe is arranged at the bottom of the water tank, and a water pump is arranged on the water pipe; the feeding system comprises a winnowing box, a feeding hopper is arranged at the top of the winnowing box, a flashboard is arranged in a discharging pipe of the feeding hopper and is controlled to move by an electric push rod, a fan is arranged on the side wall of the winnowing box, the winnowing box is divided into a discharging area and a recovery area by a partition board, a collecting hopper is arranged in the discharging area, the collecting hopper is arranged on a second weighing sensor at the bottom of the winnowing box in a seating mode, a second electromagnetic valve is arranged in the discharging pipe of the collecting hopper, a recovery hopper is arranged in the recovery area, and a third electromagnetic valve is arranged in the discharging pipe of the recovery hopper; the sedimentation system comprises a stirring tank, the top of the stirring tank is provided with a water filling port, an air exhaust port and a feeding port, the water filling port and the air exhaust port are sequentially connected with a water pipe, the feeding port is sequentially connected with a discharging pipe of the collecting hopper, the side wall of the stirring tank is provided with a discharging pipe, a fourth electromagnetic valve is arranged in the discharging pipe, the bottom of the stirring tank is provided with a discharging port, a fifth electromagnetic valve is arranged at the discharging port, a T-shaped rod is rotatably arranged in the stirring tank, the T-shaped rod is a hollow rod, a plurality of air outlets are arranged at the bottom of the T-shaped rod, a first stirring motor and an air supply pump are arranged at the top of the stirring tank, the first stirring motor drives the T-shaped rod through a gear structure, an air outlet pipe is arranged on; the collecting system comprises a collecting tank, wherein a material receiving opening and an exhaust hole which are sequentially connected with the material discharging pipe are formed in the top of the collecting tank, a rotating rod is arranged in the collecting tank, a spiral stirring blade is arranged on the rotating rod, the rotating rod is driven to rotate by a second stirring motor arranged at the top of the collecting tank, a heater is arranged on the side wall of the collecting tank, a material discharging opening is formed in the bottom of the collecting tank, a sixth electromagnetic valve is arranged at the material discharging opening, and a material collecting box is sequentially connected below the material discharging opening; the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the fourth electromagnetic valve, the fifth electromagnetic valve, the sixth electromagnetic valve, the first weighing sensor, the second weighing sensor, the first stirring motor, the second stirring motor, the water pump, the air supply pump, the fan, the electric push rod and the heater are electrically connected to the controller.

Based on the above, the top of the collecting tank is provided with a humidity sensor and an ultrasonic material level meter which are electrically connected with the controller; the heater is a heating coil which adopts a plurality of layers with independent upper and lower parts.

Based on the above, the surface equipartition of spiral stirring leaf is equipped with colludes the tooth.

Based on the above, the exhaust port and the exhaust hole are both provided with filter screens.

Compared with the prior art, the invention has outstanding substantive characteristics and remarkable progress, and particularly has the following advantages:

1. according to the invention, the first weighing sensor in the water adding system can control the water amount added into the stirring tank, the second weighing sensor in the feeding system can control the weight of the material added into the stirring tank, and the structural design mode can adjust the weight ratio of water to the material, so that the separation efficiency of the boron carbide superfine powder is improved.

2. According to the invention, the structural design of the feeding system can screen the required granularity of the boron carbide powder in advance, so that the subsequent separation efficiency of the boron carbide superfine powder is further improved.

3. According to the invention, the heater on the side wall of the collecting tank adopts the heating coil, the heating coil adopts a plurality of layers which are independent from top to bottom, the ultrasonic material level indicator is arranged in the collecting tank, and the controller can open the corresponding heating coil according to the material level measured by the ultrasonic material level indicator, so that the drying efficiency of the slurry is ensured, and the waste of heat is avoided.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of a feeding system in the invention.

FIG. 3 is a schematic view of the construction of the agitation tank of the present invention.

FIG. 4 is a schematic diagram of the construction of the collection system of the present invention.

In the figure: 1. a water adding system; 10. a water tank; 11. a tap water pipe; 12. a first weighing sensor; 13. a first support frame; 14. a water pipe; 15. a water pump; 2. a feeding system; 20. a winnowing box; 21. a second load cell; 22. feeding a hopper; 23. a shutter plate; 24. an electric push rod; 25. a fan; 26. a collection hopper; 27. a recovery hopper; 28. a second solenoid valve; 29. a third electromagnetic valve; 3. a sedimentation system; 30. a stirring tank; a T-bar; 32. an air outlet; 33. a water injection port; 34. an exhaust port; 35. a feed inlet; 36. a first stirring motor; 37. an air supply pump; 38. a discharge pipe; 39. a discharge port; 4. a collection system; 40. a collection tank; 41. a rotating rod; 42. a spiral stirring blade; 43. a second stirring motor; 44. a material receiving port; 45. an exhaust hole; 46. a humidity sensor; 47. an ultrasonic level gauge; 48. a fifth solenoid valve; 49. a material collecting box; 401. a heating coil; 100. and a controller.

Detailed Description

The technical solution of the present invention is further described in detail by the following embodiments.

Examples

As shown in fig. 1-4, the present invention provides an automatic sorting system for boron carbide ultrafine powder, which comprises a water adding system 1, a feeding system 2, a settling system 3 and a collecting system 4, wherein the water adding system 1 is used for adding water to the settling system 3, the feeding system 2 is used for feeding water to the settling system 3, the settling system 3 is used for stirring and mixing water and materials and discharging qualified slurry, and the collecting system 4 is used for collecting and processing the discharged slurry.

The water adding system 1 comprises a water tank 10, the bottom of the water tank 10 is seated on a first support frame 13, a first weighing sensor 12 aiming at the water tank 10 is arranged on the first support frame 13, and a first electromagnetic valve which is connected with a tap water pipe 11 in sequence is arranged at the top of the water tank 10; the bottom of the water tank 10 is provided with a water pipe 14, and the water pipe 14 is provided with a water pump 15.

The feeding system 2 comprises a winnowing box 20, a feeding hopper 22 is arranged at the top of the winnowing box 20, a flashboard 23 is arranged in a discharging pipe of the feeding hopper 22, the flashboard 23 is controlled to move by an electric push rod 24, a fan 25 is arranged on the side wall of the winnowing box 20, the winnowing box 20 is internally divided into a discharging area and a recovery area by a partition board, a collecting hopper 26 is arranged in the discharging area, the collecting hopper 26 is arranged on a second weighing sensor 21 at the bottom of the winnowing box 20, a second electromagnetic valve 28 is arranged in the discharging pipe of the collecting hopper 26, a recovery hopper 27 is arranged in the recovery area, and a third electromagnetic valve 29 is arranged in the discharging pipe of the recovery hopper 27.

Sedimentation system 3 includes agitator tank 30, agitator tank 30's top be equipped with water pipe 14 in the same direction as water filling port 33, gas vent 34 that connects and with the charge door 35 that the unloading pipe of collecting hopper 26 in the same direction as the connection, agitator tank 30's lateral wall is equipped with row material pipe 38, arrange and be equipped with the fourth solenoid valve in the material pipe 38, agitator tank 30's bottom is equipped with discharge gate 39, discharge gate 39 department is equipped with fifth solenoid valve 48, agitator tank 30 internal rotation is equipped with T type pole 31, T type pole 31 is the cavity pole, and T type pole 31's bottom is equipped with a plurality of gas outlets 32, and agitator tank 30's top is equipped with first agitator motor 36, air feed pump 37, first agitator motor 36 passes through gear structure drive T type pole 31, be equipped with the outlet duct on the air feed pump 37, the outlet duct passes through rotary joint and is connected with T type pole 31's top.

Collecting system 4 includes holding vessel 40, holding vessel 40's top be equipped with arrange the material pipe 38 in the same direction as connecing connect material mouth 44 and exhaust hole 45, be equipped with bull stick 41 in the holding vessel 40, be equipped with spiral stirring leaf 42 on the bull stick 41, bull stick 41 is driven its rotation by the second agitator motor 43 that sets up at holding vessel 40 top, and holding vessel 40's lateral wall is equipped with the heater, holding vessel 40's bottom is equipped with the bin outlet, bin outlet department is equipped with the sixth solenoid valve, and the below of bin outlet is in the same direction as connecing there is collection workbin 49.

In order to control the whole sorting system, the first solenoid valve, the second solenoid valve 28, the third solenoid valve 29, the fourth solenoid valve, the fifth solenoid valve 48, the sixth solenoid valve, the first load cell 12, the second load cell 21, the first stirring motor 36, the second stirring motor 43, the water pump 15, the air supply pump 37, the fan 25, the electric push rod 24 and the heater are all electrically connected to the controller 100.

In consideration of the principle of energy conservation, a humidity sensor 46 and an ultrasonic material level meter 47 which are electrically connected with the controller 100 are arranged at the top of the collecting tank 40; the heater is a heating coil 401, and the heating coil 401 adopts a plurality of layers which are independent from top to bottom.

In order to improve the drying efficiency of the slurry in the collecting tank 40, hook teeth are uniformly distributed on the surface of the spiral stirring blade 42.

In order to prevent external foreign matters from entering the stirring tank 30 or the collecting tank 40, filter screens are arranged at the exhaust port 34 and the exhaust hole 45.

The invention has the specific working principle that: the controller 100 starts the water pump 15 to add water into the stirring tank 30, and monitors the amount of injected water through the first weighing sensor 12 until the required amount is reached; the controller 100 controls the movement of the shutter 23 by controlling the electric push rod 24, and further opens the blanking pipe of the feeding hopper 22, so that the ground boron carbide powder (hereinafter referred to as material) in the feeding hopper 22 falls into the winnowing box 20, the material is screened under the action of the fan 25, the material with larger particle size falls into the recovery hopper 27, the material with smaller particle size enters the collection hopper 26, the weight of the material is monitored by the second weighing sensor 21 until the required amount is reached, then the shutter 23 is controlled to close the blanking pipe of the feeding hopper 22, the second electromagnetic valve 28 is opened, the material in the collection hopper 26 enters the stirring tank 30, the third electromagnetic valve 29 is opened, and the material with larger particle size is recovered; then, starting the stirring motor and the air supply pump 37 to stir and mix the materials and the water in the stirring tank 30 for a period of time, then closing the stirring motor and the air supply pump 37, and standing and precipitating for a period of time; then, the fourth electromagnetic valve is opened to discharge the slurry meeting the requirement of the granularity from the discharge pipe 38 to the collection tank 40, and after the discharge is finished, the fifth electromagnetic valve 48 is opened to discharge the slurry not meeting the requirement in the stirring tank 30; and then, starting the second stirring motor 43 to stir the slurry, starting the heating coils 401 with the corresponding number of layers according to the material level measured by the ultrasonic material level sensor to heat the slurry, closing the second stirring motor 43 and the heating coils 401 when the humidity value measured by the humidity sensor 46 meets the requirement, and opening the sixth electromagnetic valve to discharge the dried material meeting the requirement, namely the boron carbide superfine micro-powder, into the material collection box 49.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.