CN110860362A - Industrial silicon crushing device and crushing method thereof - Google Patents
Industrial silicon crushing device and crushing method thereof Download PDFInfo
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- CN110860362A CN110860362A CN201810981601.3A CN201810981601A CN110860362A CN 110860362 A CN110860362 A CN 110860362A CN 201810981601 A CN201810981601 A CN 201810981601A CN 110860362 A CN110860362 A CN 110860362A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
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- Crushing And Grinding (AREA)
- Disintegrating Or Milling (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses an industrial silicon crushing device and a crushing method thereof in the technical field of industrial silicon crushing, wherein the industrial silicon crushing device comprises an impact type crushing main machine, and the crushing method of the industrial silicon crushing device comprises the following steps: s1: setting an initial value; s2: carrying out secondary crushing; s3: recovering the crushing of the raw materials; through the outer wall at broken host computer set up condenser tube and temperature sensor, driving motor department installation radiator fan, the temperature to broken host computer during operation is monitored, when its high temperature, open cooling device and carry out effectual cooling to it, make it can long-time continuous operation, the fault incidence of broken host computer has been reduced simultaneously, the little industrial silicon granule of diameter can be sieved away through the rocking sieve after the breakage, the great granule of diameter, can carry automatically to broken host computer and carry out the regrinding, whole process automation degree is high, need not artificial intervention, feeding discharge gate department all is equipped with band conveyer, be fit for the continuity production.
Description
Technical Field
The invention relates to the technical field of industrial silicon crushing, in particular to an industrial silicon crushing device and a crushing method thereof.
Background
Industrial silicon, also known as "metallic silicon," is a commercial name appearing in the mid-sixties of the last century. The appearance of the silicon is related to the rise of the semiconductor industry, the international common practice is to divide commercial silicon into metallic silicon and semiconductor silicon, the metallic silicon is a product smelted by quartz and coke in an electric heating furnace, the content of a main component silicon element is about 98 percent, and the rest impurities are iron, aluminum, calcium and the like. Semiconductor silicon is used for high purity metallic silicon for making semiconductor devices. The product is sold in the form of polycrystal or monocrystal, the former is cheap, and the latter is expensive. It is classified into various specifications depending on its use. According to statistics, about 50 million tons of metal silicon is consumed all over the world in 1985, wherein the metal silicon used for aluminum alloy accounts for about 60 percent, the metal silicon used for organic silicon accounts for less than 30 percent, the metal silicon used for semiconductor accounts for about 3 percent, and the rest metal silicon is used for steel smelting, precision ceramics and the like. Industrial silicon needs to break it before further processing, because metallic silicon is the fragile material of a kind of germplasm, is difficult for effectual control in crushing process, broken granule is not of uniform size, and it is extravagant big to cause the product, and manufacturing cost is high, and the product particle diameter is not up to standard, and common breaker does not set up special cooling system, and the high temperature when operating for a long time causes the machine to break down easily, shortens its life.
Disclosure of Invention
The invention aims to provide an industrial silicon crushing device and a crushing method thereof, and aims to solve the problems that metal silicon provided in the background technology is a hard and fragile material, is not easy to effectively control in a crushing process, crushed particles are different in size, so that the waste of products is large, the production cost is high, the particle size of the products does not reach the standard, a special cooling system is not arranged in a common crushing device, the temperature is too high during long-time operation, the machine is easy to break down, and the service life is shortened.
In order to achieve the purpose, the invention provides the following technical scheme: an industrial silicon crushing device comprises an impact type crushing host, a first belt conveyor, a swing sieve and a second belt conveyor, wherein a left end discharge port of the first belt conveyor is positioned on the upper side of a feed inlet of the impact type crushing host, the top of the swing sieve is connected with a bottom discharge port of the impact type crushing host, the left end of the second belt conveyor is positioned on the lower side of a fine material discharge port of the swing sieve, a temperature sensor is installed at the top of the surface of the impact type crushing host, a cooling water pipe is sleeved on the outer wall of the impact type crushing host, a support is welded on the outer wall of the bottom of the impact type crushing host, a fan, a crusher driving motor and a water pump are sequentially installed at the top of the support from right to left, the crusher driving motor is connected with a main shaft of the impact type crushing host through belt transmission, and the left side of the water pump is connected with the cooling water pipe, the utility model discloses a broken machine of impact crusher, including support, mounting bracket, rocking screen, motor, material suction machine, discharge pipe, weighing sensor, controlling means and breaker driving motor, the left side welding of support has the mounting bracket, vacuum material suction machine is installed at the top of mounting bracket, the motor is installed in first band conveyer's front surface left side, the rear side output shaft of motor passes through the shaft coupling and is connected with first band conveyer's drive roller hub connection, the left side of rocking screen is connected with the storage vat, vacuum material suction machine's left side is connected with the storage vat through inhaling the material pipe, vacuum material suction machine's right side is connected with the feed inlet of impact broken host computer through the discharging pipe, the inner chamber of storage vat is equipped with weighing plate, weighing sensor is installed to the inner chamber bottom of storage vat, and weighing sensor's top and weighing plate's bottom contact, weighing sensor, The water pump, the vacuum suction machine and the motor are electrically connected.
Preferably, controlling means includes control panel, touch-sensitive screen, PLC controller and converter, the touch-sensitive screen embedding is at control panel's surperficial top, PLC controller and converter embedding are in control panel's surperficial bottom, and the PLC controller is located the left side of converter, the PLC controller respectively with touch-sensitive screen and converter electric connection.
Preferably, the vacuum suction machine is a single vacuum suction machine, and the outer wall of the vacuum suction machine is uniformly provided with radiating fins.
Preferably, the vacuum suction machine is a single vacuum suction machine, and the outer wall of the vacuum suction machine is uniformly provided with radiating fins.
A crushing method of an industrial silicon crushing device comprises the following steps:
s1: setting an initial value: the maximum and minimum weight values of the storage material stored in the storage bucket are set on the touch screen, when the weighing sensor detects that the weight value of the industrial silicon particles in the storage bucket reaches the maximum set value, the PLC outputs a control signal to start the vacuum suction machine, and the industrial silicon particles with larger inner diameter in the storage bucket are conveyed to the impact type crushing main machine.
S2: secondary crushing: when vacuum auto sucking machine failed the material, on the one hand, PLC controller output control signal to converter improves breaker driving motor's rotational speed through the converter, and breaker driving motor rotational speed improves the crushing effect that can promote the broken host computer of impact type, and on the other hand, PLC controller output control signal closes the motor, makes first band conveyer stop to carry the raw materials in the broken host computer of impact type, avoids disturbing the regrinding of the broken host computer of impact type.
S3: recovering the crushing of the raw materials: when the weighing sensor detects that the weight of industrial silicon particles in the storage vat reaches a minimum set value, the PLC controller respectively outputs control signals to the vacuum suction machine, the motor and the frequency converter, the vacuum suction machine is closed, the motor is started, the rotating speed of the driving motor of the crusher is recovered, and the first belt conveyor continues to convey raw materials to the impact type crushing host machine to perform raw material crushing.
Compared with the prior art, the invention has the beneficial effects that: through the outer wall at broken host computer set up condenser tube and temperature sensor, driving motor department installation radiator fan, the temperature to broken host computer during operation is monitored, when its high temperature, open cooling device and carry out effectual cooling to it, make it can long-time continuous operation, the fault incidence of broken host computer has been reduced simultaneously, the little industrial silicon granule of diameter can be sieved away through the rocking sieve after the breakage, the great granule of diameter, can carry automatically to broken host computer and carry out the regrinding, whole process automation degree is high, need not artificial intervention, feeding discharge gate department all is equipped with band conveyer, be fit for the continuity production.
Drawings
FIG. 1 is a schematic view of the crushing apparatus according to the present invention;
FIG. 2 is a cross-sectional view of the storage vat of the present invention;
fig. 3 is a right side view of the control device of the present invention.
In the figure: the device comprises an impact crushing host machine 1, a first belt conveyor 2, a swinging sieve 3, a second belt conveyor 4, a temperature sensor 5, a cooling water pipe 6, a support 7, a fan 8, a crusher driving motor 9, a water pump 10, a control device 11, a control panel 111, a touch screen 112, a PLC (programmable logic controller) 113, a frequency converter 114, a mounting rack 12, a vacuum suction machine 13, a motor 14, a storage vat 15, a weighing plate 16 and a weighing sensor 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an industrial silicon crushing device comprises an impact type crushing host machine 1, a first belt conveyor 2, a swing sieve 3 and a second belt conveyor 4, wherein a left end discharge port of the first belt conveyor 2 is positioned on the upper side of a feed inlet of the impact type crushing host machine 1 and used for conveying raw materials to an inner cavity of the impact type crushing host machine 1 for crushing, the top of the swing sieve 3 is connected with a bottom discharge port of the impact type crushing host machine 1, the left end of the second belt conveyor 4 is positioned on the lower side of a fine material discharge port of the swing sieve 3, the swing sieve 3 is used for sieving crushed industrial silicon, the sieved industrial silicon with small diameter falls onto the second belt conveyor 4 from a fine material outlet of the swing sieve 3 and is conveyed to next production equipment by the second belt conveyor 4, a temperature sensor 5 is installed on the top of the surface of the impact type crushing host machine 1, the temperature sensor 5 is of a PT100 type and is mainly used for measuring the temperature of the impact type crushing host machine 1 during working, the outer wall of the impact type crushing main machine 1 is sleeved with a cooling water pipe 6, the outer wall of the bottom of the impact type crushing main machine 1 is welded with a support 7, a fan 8, a crusher driving motor 9 and a water pump 10 are sequentially installed at the top of the support 7 from right to left, the crusher driving motor 9 is connected with a main shaft of the impact type crushing main machine 1 through belt transmission, the left side of the water pump 10 is connected with the cooling water pipe 6, during use, the cooling water pipe 6 and the water pump 10 are communicated with circulating cooling water of a cooling tower, the water pump 10 conveys the cooling water into the cooling water pipe 6 to cool the impact type crushing main machine 1, the crusher driving motor 9 is used for driving the main shaft of the impact type crushing main machine 1 to rotate to perform crushing work, the fan 8 is installed on the right side of the crusher driving motor 9 to perform air cooling heat dissipation for the fan, and a control device, the left side of the support 7 is welded with a mounting frame 12, the top of the mounting frame 12 is provided with a vacuum suction machine 13, the left side of the front surface of the first belt conveyor 2 is provided with a motor 14, the rear output shaft of the motor 14 is connected with the driving roller shaft of the first belt conveyor 2 through a shaft coupling, the left side of the swing screen 3 is connected with a storage barrel 15, the left side of the vacuum suction machine 13 is connected with the storage barrel 15 through a suction pipe, the right side of the vacuum suction machine 13 is connected with the feeding port of the impact type crushing host machine 1 through a discharging pipe, the storage barrel 15 is used for storing industrial silicon particles with larger diameter screened out by the swing screen 3, the industrial silicon with larger diameter in the storage barrel 15 is conveyed to the impact type crushing host machine 1 through the vacuum suction machine 13 for secondary crushing, the inner cavity of the storage barrel 15 is provided with a weighing plate 16, and the bottom of the inner cavity of the storage barrel 15 is provided, the top of the weighing sensor 17 is in contact with the bottom of the weighing plate 16, the weighing sensor 17 is of an LCM305 type and is mainly used for measuring the weight of industrial silicon particles in the storage barrel 15, the weighing sensor 17 and the temperature sensor 5 are both connected with a signal input end of a control device 11 through signal lines, and the control device 11 is respectively and electrically connected with a crusher driving motor 9, a water pump 10, a vacuum suction machine 13 and a motor 14.
Wherein, the control device 11 comprises A control panel 111, A touch screen 112, A PLC controller 113 and A frequency converter 114, the touch screen 112 is embedded on the top of the surface of the control panel 111, the PLC controller 113 and the frequency converter 114 are embedded on the bottom of the surface of the control panel 111, the PLC controller 113 is positioned on the left side of the frequency converter 114, the PLC controller 113 is respectively electrically connected with the touch screen 112 and the frequency converter 114, the touch screen 112 selects A TK6070IP type touch screen, the PLC controller 113 selects an FX3G-14MR/ES-A type, the touch screen 112 and the PLC controller 113 are matched to play A role of A man-machine interface and mainly used for inputting various set values of the crusher, the frequency converter 114 selects an SN200MINI type, A control signal is output to the frequency converter 114 through the PLC controller 113, the frequency converter 114 is used for changing the rotating speeds of the driving motor 9 and the motor 14 of the crusher, the vacuum suction machine 13 is A single vacuum suction machine, the outer wall of vacuum auto sucking machine 13 evenly is equipped with heat radiation fins, does benefit to vacuum auto sucking machine 13's heat dissipation and makes it can stable work for a long time, storage vat 15 is the stainless steel storage vat, bolt fastening is passed through in the left side of rocking screen 3 on storage vat 15's right side, and the stainless steel is corrosion-resistant, and life is corresponding longer.
A crushing method of an industrial silicon crushing device comprises the following steps:
s1: setting an initial value: the maximum and minimum weight values of the stored silicon in the storage vat 15 are set on the touch screen 112, and when the weighing sensor 17 detects that the weight value of the industrial silicon particles in the storage vat 15 reaches the maximum set value, the PLC controller 113 outputs a control signal to start the vacuum suction machine 13, so as to convey the industrial silicon particles with larger inner diameter in the storage vat 15 to the impact crushing main machine 1.
S2: secondary crushing: when vacuum auto sucking machine 13 failed the material, on the one hand, PLC controller 113 output control signal to converter 114, improve breaker driving motor 9's rotational speed through converter 114, the broken effect that can promote impact crushing host computer 1 is improved to breaker driving motor 9 rotational speed, and on the other hand, PLC controller 113 output control signal closes motor 14, makes first band conveyer 2 stop to carry the raw materials in impact crushing host computer 1, avoids disturbing the regrinding of impact crushing host computer 1.
S3: recovering the crushing of the raw materials: when the weighing sensor 17 detects that the weight of the industrial silicon particles in the storage vat 15 reaches a minimum set value, the PLC controller 113 outputs control signals to the vacuum suction machine 13, the motor 14 and the frequency converter 114 respectively, the vacuum suction machine 13 is turned off, the motor 14 is turned on, and the rotation speed of the crusher driving motor 9 is restored, so that the first belt conveyor 2 continues to convey the raw materials to the impact crushing main machine 1 to perform the crushing operation of the raw materials.
The working principle is as follows: the first belt conveyor 2 is used for conveying raw materials to an inner cavity of the impact type crushing main machine 1 for crushing, the swing screen 3 is used for screening crushed industrial silicon, the screened industrial silicon with small diameter falls onto the second belt conveyor 4 through a fine material outlet of the swing screen 3 and is conveyed to next production equipment through the second belt conveyor, the temperature sensor 5 is PT100 type and is mainly used for measuring the temperature of the impact type crushing main machine 1 during working, when the impact type crushing main machine is used, the cooling water pipe 6 and the water pump 10 are communicated with circulating cooling water of a cooling tower, the water pump 10 conveys cooling water into the cooling water pipe 6 to cool the impact type crushing main machine 1, the crusher driving motor 9 is used for driving a main shaft of the impact type crushing main machine 1 to rotate for crushing, the fan 8 is installed on the right side of the crusher driving motor 9 for air cooling and radiating heat for the crusher, the material storage barrel 15 is used for storing industrial silicon particles with large diameter screened by the swing screen 3, carry the great industry silicon of diameter in storage vat 15 to the impact crushing host computer 1 through vacuum auto sucking machine 13 and carry out the secondary crushing, load cell 17 chooses LCM305 type for use, mainly used measures the weight of the industry silicon granule in storage vat 15, touch-sensitive screen 112 chooses the TK6070IP type touch-sensitive screen for use, PLC controller 113 chooses FX3G-14MR/ES-A type for use, touch-sensitive screen 112 and the supporting human-computer interface effect that plays of PLC controller 113, mainly used for the each item set value of input breaker, converter 114 chooses the SN200MINI type for use, give converter 114 through PLC controller 113 output control signal, reuse converter 114 to change the rotational speed of breaker driving motor 9 and motor 14, the refrigerated control mode is: set for temperature value through touch-sensitive screen 112, when temperature value that temperature sensor 5 detected was greater than the setting value, PLC controller 113 can export the signal of telecommunication and open water pump 10 and make it carry the cooling water to cool down for the broken host computer 1 of impacted style, when temperature value that temperature sensor 5 detected was less than the setting value, then closed water pump 10 and consumed with the energy can be saved, broken control mode is: the maximum weight value and the minimum weight value of the stored material in the storage bucket 15 are set on the touch screen 112, when the weighing sensor 17 detects that the weight value of the industrial silicon particles in the storage bucket 15 reaches the maximum set value, the PLC 113 outputs a control signal to start the vacuum suction machine 13, the industrial silicon particles with larger inner diameter in the storage bucket 15 are conveyed to the impact crushing main machine 1 for secondary crushing, meanwhile, the PLC 113 outputs a control signal to the frequency converter 114, the rotating speed of the crusher driving motor 9 is increased through the frequency converter 114, the PLC 113 outputs a control signal to turn off the motor 14, the rotating speed of the crusher driving motor 9 is increased to improve the crushing effect of the impact crushing main machine 1, the motor 14 is turned off to stop the first belt conveyor 2 from conveying the raw material to the impact crushing main machine 1, so as to avoid interference with the secondary crushing of the impact crushing main machine 1, when the weighing sensor 17 detects that the weight of the industrial silicon particles in the storage bucket 15 reaches the minimum set value, the control device 11 turns off the vacuum suction machine 13, turns on the motor 14 and restores the rotation speed of the crusher driving motor 9, so that the first belt conveyor 2 continues to convey the raw material to the impact crushing main machine 1 for the crushing operation of the raw material.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an industrial silicon breaker, includes broken host computer of impact (1), first band conveyer (2), rocking screen (3) and second band conveyer (4), its characterized in that: the left end discharge port of the first belt conveyor (2) is located on the upper side of a feed inlet of the impact type crushing main machine (1), the top of the swing sieve (3) is connected with the bottom discharge port of the impact type crushing main machine (1), the left end of the second belt conveyor (4) is located on the lower side of the fine material discharge port of the swing sieve (3), a temperature sensor (5) is installed at the top of the surface of the impact type crushing main machine (1), a cooling water pipe (6) is sleeved on the outer wall of the impact type crushing main machine (1), a support (7) is welded on the outer wall of the bottom of the impact type crushing main machine (1), a fan (8), a crusher driving motor (9) and a water pump (10) are sequentially installed from right to left of the support (7), and the crusher driving motor (9) is connected with a main shaft of the impact type crushing main machine (1) through belt transmission, the left side of the water pump (10) is connected with the cooling water pipe (6), the control device (11) is installed on the right side of the support (7), the left side of the support (7) is welded with the mounting rack (12), the vacuum suction machine (13) is installed at the top of the mounting rack (12), the motor (14) is installed on the left side of the front surface of the first belt conveyor (2), the rear output shaft of the motor (14) is connected with the driving roller shaft of the first belt conveyor (2) through a shaft coupling, the left side of the swing screen (3) is connected with the storage barrel (15), the left side of the vacuum suction machine (13) is connected with the storage barrel (15) through a suction pipe, the right side of the vacuum suction machine (13) is connected with the feeding hole of the impact type crushing host machine (1) through a discharging pipe, the inner cavity of the storage barrel (15) is provided with a weighing plate (16), and the bottom of the inner cavity of the storage barrel (15, the top of the weighing sensor (17) is in contact with the bottom of the weighing plate (16), the weighing sensor (17) and the temperature sensor (5) are connected with a signal input end of a control device (11) through signal lines, and the control device (11) is electrically connected with the crusher driving motor (9), the water pump (10), the vacuum suction machine (13) and the motor (14) respectively.
2. An industrial silicon crushing apparatus according to claim 1, wherein: controlling means (11) includes control panel (111), touch-sensitive screen (112), PLC controller (113) and converter (114), touch-sensitive screen (112) embedding is at the surperficial top of control panel (111), PLC controller (113) and converter (114) embedding are in the surperficial bottom of control panel (111), and PLC controller (113) are located the left side of converter (114), PLC controller (113) respectively with touch-sensitive screen (112) and converter (114) electric connection.
3. An industrial silicon crushing apparatus according to claim 1, wherein: the vacuum suction machine (13) is a single vacuum suction machine, and the outer wall of the vacuum suction machine (13) is uniformly provided with radiating fins.
4. An industrial silicon crushing apparatus according to claim 1, wherein: the storage barrel (15) is a stainless steel storage barrel, and the right side of the storage barrel (15) is fixed on the left side of the swing screen (3) through a bolt.
5. A crushing method of an industrial silicon crushing device is characterized in that: the crushing method of the industrial silicon crushing device comprises the following steps:
s1: setting an initial value: the method comprises the steps that the maximum and minimum weight values of stored materials in a storage barrel (15) are set on a touch screen (112), when a weighing sensor (17) detects that the weight value of industrial silicon particles in the storage barrel (15) reaches a maximum set value, a PLC (programmable logic controller) controller (113) outputs a control signal to start a vacuum suction machine (13), and industrial silicon particles with larger inner diameters in the storage barrel (15) are conveyed into an impact crushing main machine (1);
s2: secondary crushing: when the vacuum suction machine (13) conveys materials, on one hand, the PLC (113) outputs a control signal to the frequency converter (114), the rotating speed of the driving motor (9) of the crusher is increased through the frequency converter (114), the rotating speed of the driving motor (9) of the crusher is increased, and the crushing effect of the impact crushing main machine (1) can be improved, on the other hand, the PLC (113) outputs a control signal to close the motor (14), so that the first belt conveyor (2) stops conveying the raw materials into the impact crushing main machine (1), and the secondary crushing of the impact crushing main machine (1) is prevented from being interfered;
s3: recovering the crushing of the raw materials: when the weighing sensor (17) detects that the weight of industrial silicon particles in the storage barrel (15) reaches a minimum set value, the PLC (113) respectively outputs control signals to the vacuum suction machine (13), the motor (14) and the frequency converter (114), the vacuum suction machine (13) is closed, the motor (14) is started, the rotating speed of the driving motor (9) of the crusher is recovered, and the first belt conveyor (2) is enabled to continuously convey raw materials to the impact type crushing main machine (1) to perform crushing work of the raw materials.
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Application publication date: 20200306 |