CN212348852U - Material crushing system - Google Patents
Material crushing system Download PDFInfo
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- CN212348852U CN212348852U CN202021420761.XU CN202021420761U CN212348852U CN 212348852 U CN212348852 U CN 212348852U CN 202021420761 U CN202021420761 U CN 202021420761U CN 212348852 U CN212348852 U CN 212348852U
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Abstract
The utility model relates to the field of material crushing, which aims to solve the problems that the grain diameter distribution of a crystal material strong crushing mode is large, the powder is more, and the material is easily polluted by the existing cold explosion crushing processing mode, and provides a material crushing system which comprises an isolation replacement system, a heating system, a cooling system and a crushing system; the inlet end of the replacement channel and the outlet end of the heating channel are respectively provided with an air curtain for leading protective gas out; one end of the cooling system is connected with the heating system, and the other end of the cooling system is connected with the crushing system; the cooling system comprises a cooling liquid tank; the outlet end of the heating channel is communicated with an air sealing cover, the air sealing cover is provided with a downward material outlet, and the material outlet is arranged in the cooling liquid groove; the channel which is communicated from the material outlet of the heating channel to the cooling liquid tank after passing through the air sealing cover is a first channel and is used as a transmission channel for the material from the heating channel to the cooling liquid tank. The beneficial effects of the utility model are that effectively realize that crystal material is pollution-free continuous heating, rapid cooling and breakage under clean condition.
Description
Technical Field
The utility model relates to a material crushing field particularly, relates to material crushing system.
Background
In the photovoltaic and electronic industries, crystalline materials are used in large quantities. Such as monocrystalline silicon or polycrystalline silicon, the bulk material of these silicon crystals is usually a cubic or cylindrical solid material with a certain volume due to the production process. The material with large size needs to be broken into small-sized material blocks in subsequent processing, and the material can be further processed into finished products after being sorted.
In the primary crushing of raw materials, monocrystalline silicon or polycrystal of photovoltaic production enterprises are mainly crushed by a jaw crusher, the crushed silicon material has large particle size distribution, more fine materials and large loss, and the hammer material is easily doped into the silicon material to pollute the silicon material.
In recent years, cold explosion cracking methods have appeared, which can avoid the above problems, but the cold explosion treatment method is troubled by a series of problems such as high-temperature oxidation and continuous production operation of silicon materials, and the like, and the pollution of elemental ions released by moving machinery in a hearth, a carrier and a furnace at high temperature in the high-temperature heating process is caused to the silicon materials, so that the cold explosion cracking method cannot be industrialized.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a material crushing system and method to solve the problem that powerful crystal material crushing mode particle size distribution is big, the powder is many, current cold explosion crushing processing mode pollutes the material easily.
The embodiment of the utility model is realized like this:
a material crushing system comprising an isolation displacement system, a heating system, a cooling system, and a crushing system;
the isolation and replacement system is provided with a replacement channel, the heating system is provided with a heating channel, the inlet end of the heating channel is communicated with the outlet end of the replacement channel, and the material passing through the replacement channel is allowed to enter the heating channel; the inlet end of the replacement channel and the outlet end of the heating channel are respectively provided with an air curtain which can lead protective gas out and is used for blocking the gas outside the replacement channel and the heating channel;
one end of the cooling system is connected with the heating system and used for receiving the materials from the heating system and cooling the materials, and the other end of the cooling system is connected with the crushing system and used for conveying the cooled materials to the crushing system for crushing;
the cooling system comprises a cooling liquid tank for containing cooling liquid;
the outlet end of the heating channel is communicated with an air sealing cover, the air sealing cover is provided with a downward material outlet, and the material outlet is arranged in the cooling liquid tank and can be immersed below the liquid level when the cooling liquid tank is filled with cooling liquid; the channel which is communicated from the material outlet of the heating channel to the cooling liquid tank after passing through the air sealing cover is a first channel and is used as a transmission channel for the material from the heating channel to the cooling liquid tank.
When the material crushing system in the scheme is used, the material firstly passes through the isolation and replacement system, oxygen adsorbed on the surface of the material is removed in the replacement channel and then the material is sent into the heating system, and in the heating system, the material is heated under the atmosphere formed by protective gas led out by the gas curtain; the heated material is conveyed into a cooling liquid tank of a cooling system through a first channel and is rapidly cooled in the cooling liquid to form surface stress; and then enters a crushing system, and is crushed into small blocks in the crushing system.
The material crushing system in the scheme can effectively realize the crushing operation of the material by rapidly cooling after heating and under the crushing action, and in the operation process, the protective atmosphere in the heating process is ensured by the arrangement of the air curtain and the air sealing cover, so that the pollution caused by material oxidation is avoided. Especially, the setting of the air sealing cover is combined with the cooling liquid tank to carry out air-tight setting, namely, the communication from the heating system to the cooling system is realized, and the external air is skillfully isolated through the water seal, so that the air-tight air-cooling water tank has higher practicability.
In one embodiment:
the material reduction system also includes a loading system disposed before the insulation displacement system for loading material into the insulation displacement system.
In one embodiment:
the material is in a round and square column structure;
the charging system is provided with a stepping mechanism along the feeding direction and is used for sequentially transferring materials into the front isolation displacement system step by step;
and an automatic centering mechanism is arranged at the stepping mechanism and used for axially centering the material.
In one embodiment:
the automatic centering mechanism comprises a V-shaped support, a sliding piece, a first centering frame, a second centering frame and a power gear;
the V-shaped support is supported on the base surface through the sliding piece and can translate along the axial direction of the material supported on the V-shaped support along with the sliding piece;
the centering head of the first centering frame and the centering head of the second centering frame are respectively located on two axial sides of the material, the centering head of the first centering frame and the second centering frame are respectively arranged and engaged with rack segments of the power gear, and the rack segments of the first centering frame and the second centering frame are respectively engaged on two opposite sides of the power gear, so that the centering heads of the power gear can move in opposite directions to axially position the material or move in opposite directions to leave the material when the power gear rotates.
In one embodiment:
the cooling system is communicated with the crushing system through an after-treatment system;
the post-treatment system is used for carrying out surface cleaning and drying treatment on the material which enters the post-treatment system after being cooled by the cooling liquid tank.
In one embodiment:
the inlet end of the post-treatment system is communicated with the opening of the cooling liquid tank so that the material coming out of the cooling liquid tank can enter the opening; the post-treatment system comprises a cover body, and a feeding mechanism, a sprayer, an air knife and a water collecting plate which are arranged in the cover body; the feeding mechanism is used for transferring materials to the crushing system, the sprayer and the air knife are used for cleaning the surface of the materials and drying the materials, and the water collecting plate is positioned below the materials, is obliquely arranged and is used for collecting and dredging the sprayed water;
the cooling liquid tank is provided with a transfer material tray which reciprocates among the gas sealing cover, the cooling liquid tank and the inlet end of the post-processing system so as to receive the material entering the gas sealing cover from the heating system and transfer the received material to the feeding mechanism of the post-processing system after passing through the cooling liquid tank.
In one embodiment:
the crushing system comprises a material guide plate, a material guide wheel, a fixing plate, a supporting plate, a hammer head, a lifting mechanism and a discharging transmission mechanism;
the material guide plate is connected to the material guide wheel, can rotate along with the material guide wheel to guide a material between the hammer head and the fixed plate and is supported on the support plate; the lifting mechanism is in transmission connection with the hammer head and can drive the hammer head to rotate to a high position, so that the hammer head can fall down by means of gravitational potential energy of the hammer head to hammer materials.
In one embodiment:
the surfaces of the hammer head and the bearing plate, which are used for being contacted with materials, are any one of planes, surfaces densely covered with cylindrical bulges or conical bosses and concave-convex surfaces of a knife edge.
In one embodiment:
the crushing system also comprises a base, wherein the material guide plate, the material guide wheel, the fixed plate, the supporting plate, the hammer head, the lifting mechanism and the discharging transmission mechanism are all arranged in the base, so that the hammering operation is limited in the sealed space.
The embodiment of the utility model provides a still provide a material crushing method, it is based on aforementioned material crushing system, material crushing method includes following step:
the material passes through an isolation displacement system, and is sent into a heating system after surface adsorbed oxygen is removed in a displacement channel of the isolation displacement system;
in the heating system, the material is heated under an atmosphere formed by a protective gas which is passed through by a gas curtain; the heated material is conveyed into a cooling liquid tank of a cooling system through a first channel and is rapidly cooled in the cooling liquid to form surface stress; and then enters a crushing system, and is crushed into small blocks in the crushing system.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive efforts.
Fig. 1 is a view showing an internal structure of a material crushing system according to a first embodiment of the present invention;
fig. 2 shows a top view of a material crushing system according to a first embodiment of the present invention;
fig. 3 is a schematic diagram illustrating an automatic centering structure according to a first embodiment of the present invention.
Icon: the device comprises a material crushing system 10, a charging system 1, an integrated material tray 1-4, a feeding manipulator 1-5, a fixed frame 1-2, a stepping frame 1-1, an automatic centering mechanism 1-3, a V-shaped support 1-3-1, a sliding part 1-3-2, a first centering frame 1-3-3, a second centering frame 1-3-4, a power gear 1-3-5, a centering head 1-3-6, a rack section 1-3-7, a machine base 1-3-8, a positioning sleeve 1-3-9, an isolation and replacement system 2, a gas collecting hood 2-1, a front gas curtain 2-2, a replacement channel 2-3, a heating system 3, a furnace body 3-1, a furnace stepping mechanism 3-2, a heating device 3-3, a feeding manipulator, a fixed frame 1-2, a stepping frame 1-1, an, 3-4 parts of temperature measurement control device, 3-5 parts of rear air curtain, 3-6 parts of heating channel, 4 parts of cooling system, 4-1 parts of air sealing cover, 4-2 parts of transfer material tray, 4-3 parts of material outlet, 4-4 parts of cooling liquid tank, 4-5 parts of overflow groove, 4-6 parts of transfer manipulator, 5 parts of post-treatment system, 5-1 parts of sprayer, 5-2 parts of feeder, 5-3 parts of V-shaped support, 5-4 parts of air knife, 5-4 parts of cover body, 5-6 parts of water collecting plate, 6 parts of crushing system, 6-1 parts of material guiding plate, 6-2 parts of material guiding wheel, 6-3 parts of fixing plate, 6-4 parts of supporting plate, 6-5 parts of hammer head, 6-6 parts of base, 6-7 parts of lifting mechanism, 6-8 parts.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 and 2, the present embodiment proposes a material crushing system 10 including a charging system 1, an insulation displacement system 2, a heating system 3, a cooling system 4, an aftertreatment system 5, and a crushing system 6, which are arranged in this order.
The material disruption system 10 of the present embodiment can process crystalline materials such as polysilicon, monocrystalline silicon, and the like. The following will illustrate embodiments of the present invention by taking a round rod-shaped crystal rod as an example. Of course, other materials with brittle fracture properties are also suitable. Also, other shapes, such as square cross-section columns or other shapes, may be suitable.
In this embodiment, the charging system 1 is used to load material 20 into the insulation displacement system 2. Referring to fig. 1 and 2, the charging system 1 is provided with a stepping mechanism in the feeding direction for stepwise sequential delivery of material into the forward isolation displacement system 2. The stepping mechanism can be arranged to comprise a fixed frame 1-2 and a stepping frame 1-1, wherein the fixed frame 1-2 is fixedly arranged, the upper surface of the fixed frame is provided with a wave-shaped surface which is adaptive to the shape of a material or cylindrical surfaces which are sequentially arranged, the upper surfaces of the stepping frame 1-1 and the fixed frame 1-2 are identical in shape, and the stepping frame 1-1 and the fixed frame 1-2 are staggered for a certain position along the length direction; in the process that the stepping frame 1-1 moves up and down relative to the fixed frame 1-2 each time, the material placed on the fixed frame 1-2 moves forward by a step distance under the driving of the stepping frame 1-1. The specific driving manner can be seen in the driving manner of a common stepping structure. And an automatic centering mechanism 1-3 is arranged at the stepping mechanism and used for axially centering the material (when the material is in a strip-shaped columnar shape).
Referring to fig. 3 in a matching manner, the automatic centering mechanism 1-3 comprises a V-shaped support 1-3-1, a sliding part 1-3-2, a first centering frame 1-3-3, a second centering frame 1-3-4 and a power gear 1-3-5; the V-shaped support 1-3-1 is supported on the base surface of the machine base 1-3-9 through a sliding piece 1-3-2 and can move in a translation mode along the axial direction of a material supported on the sliding piece 1-3-2; the centering heads 1-3-6 of the first centering frame 1-3-3 and the centering heads 1-3-6 of the second centering frame 1-3-4 are respectively positioned at two axial sides of the material, the centering heads 1-3-3 of the first centering frame and the second centering frame 1-3-4 are respectively provided with rack segments 1-3-7 meshed with the power gears 1-3-5, and the rack segments 1-3-7 of the first centering frame and the second centering frame are respectively meshed at two opposite sides of the power gears 1-3-5, so that the centering heads of the first centering frame and the second centering frame can move in opposite directions to axially position the material or move back to leave the material when the power gears 1-3-5 rotate. Therefore, each material can be centered in sequence through the automatic centering mechanisms 1-3, so that the material can smoothly enter a subsequent structure. In this embodiment, the housing may be provided with locating sleeves 1-3-8 for guiding the two rack segments.
Referring to fig. 2, the loading system 1 is further provided with an integrated tray 1-4 and a loading robot 1-5 in this embodiment. The feeding manipulator 1-5 is rotated horizontally to transfer the material from the integrated tray 1-4 to the fixed frame 1-2 in turn.
Of course, other existing feeding modes can be selected according to the requirement.
Referring mainly to fig. 1, in the present embodiment, the isolation and replacement system 2 has replacement channels 2-3, the heating system 3 has heating channels 3-6, and the inlet ends of the heating channels 3-6 are communicated with the outlet ends of the replacement channels 2-3 and allow the material passing through the replacement channels 2-3 to enter the heating channels 3-6; gas curtains capable of leading out protective gas are respectively arranged at the inlet end of the replacement channel 2-3 and the outlet end of the heating channel 3-6, and are used for blocking gas outside the replacement channel 2-3 and the heating channel 3-6. For convenience of description, the gas curtain defining the inlet end of the replacement channel 2-3 is the front gas curtain 2-2, the gas curtain defining the outlet end of the heating channel 3-6 is the rear gas curtain 3-5, and the protective gas mentioned here may be an inert gas such as argon, etc., or may be nitrogen or other suitable gas. The air curtains respectively arranged at the inlet end of the heating channel 3-6 and the outlet end of the heating channel 3-6 can keep the atmosphere in the heating channel 3-6 and the replacement channel 2-3, and avoid the influence of harmful gases such as oxygen on the oxidation and other effects of materials in the heating process.
In this embodiment, the gas collecting hood 2-1 is further disposed at the inlet end of the isolation and replacement system 2 to lead the gas overflowing from the inlet end out of the room, so as to prevent the decrease of oxygen in the periphery and the occurrence of human injury accidents.
The heating system 3 in the embodiment is also provided with a furnace body 3-1, a stepping mechanism 3-2 in the furnace, a heating device 3-3 and a temperature measurement control device 3-4. The furnace body 3-1 has the functions of heat insulation and air tightness, and the temperature in the furnace is controlled within 1000 ℃ in the embodiment. The furnace stepping mechanism 3-2 is used for continuously and stably conveying the materials to the cooling system 4 step by step. The amount of feed of the stepping mechanism 3-2 in the furnace for one stepping cycle may be one or more. The material is gradually heated to the process temperature by the heating device 3-3 in the step-by-step conveying process, and the heating device 3-3 comprises a resistance heater, a microwave heater and a fuel radiant tube heater. The temperature measurement control device 3-4 detects and controls the heating system 3 to stably work at the process temperature. The air curtain arranged at the rear port of the heating system 3 can prevent the heat in the furnace from diffusing and prevent the steam in the subsequent cooling liquid tank 4-4 (seen later) from entering the furnace body 3-1.
Referring again to fig. 1, in the present embodiment, the cooling system 4 is connected to the heating system 3 at one end for receiving the material from the heating system 3 and cooling the material, and connected to the crushing system 6 at the other end for transferring the cooled material to the crushing system 6 for crushing. In the embodiment, the cooling system 4 is communicated with the crushing system 6 through an after-treatment system 5; the post-treatment system 5 is used for carrying out surface cleaning and drying treatment on the material which enters the cooling liquid tank 4-4 after being cooled. In some cases, such as when the process requirements are low, the after-treatment system 5 may be omitted and the cooling system 4 connected directly to the crushing system 6.
The cooling system 4 comprises a cooling liquid tank 4-4 for containing cooling liquid. The outlet end of the heating channel 3-6 is communicated with an air sealing cover 4-1, the air sealing cover 4-1 is provided with a downward material outlet 4-3, the material outlet 4-3 is arranged in the cooling liquid tank 4-4 and can be immersed below the liquid level when the cooling liquid tank 4-4 is filled with cooling liquid so as to form an air sealing; the channel which is communicated from the material outlet 4-3 to the cooling liquid tank 4-4 after passing through the air sealing cover 4-1 from the outlet end of the heating channel 3-6 is a first channel 30 which is used as a transmission channel for the material from the heating channel 3-6 to the cooling liquid tank 4-4.
Optionally, the inlet end of the post-treatment system 5 is communicated with the opening of the cooling liquid tank 4-4, so that the material coming out of the cooling liquid tank 4-4 can enter the opening; the post-treatment system 5 comprises a cover body 5-4, and a feeding mechanism, a sprayer 5-1, an air knife 5-4 and a water collecting plate 5-6 which are arranged in the cover body 5-4. Feeding mechanism is used for transporting the material to broken system 6, and feeding mechanism adopts the chain to transmit and is interrupted the pay-off mode, and V type support 5-3 installs on the chain, and feeder 5-2 drive chain operation, 5-1 and air knife 5-4 of spray thrower are used for the cleaning material surface and weather, 5-6 of water-collecting plate are located the material below, and the slope sets up for collect and dredge the water that spouts down.
The cooling liquid tank 4-4 is provided with a transfer tray 4-2 and a transfer manipulator 4-6, the transfer tray 4-2 reciprocates among the air sealing cover 4-1, the cooling liquid tank 4-4 and the inlet end of the post-processing system 5 under the drive of the transfer manipulator 4-6 so as to receive the material entering the air sealing cover 4-1 from the heating system 3 and transfer the received material to the feeding mechanism of the post-processing system 5 after passing through the cooling liquid tank 4-4. An overflow groove 4-5 is arranged near the cooling liquid groove 4-4 and is used for receiving the cooling liquid overflowing from the cooling liquid groove 4-4. In this embodiment, the cooling fluid may be water or other liquid. The lower end of the water collecting plate can also be communicated with the overflow groove.
In the embodiment, the crushing system 6 comprises a material guide plate 6-1, a material guide wheel 6-2, a fixing plate 6-3, a support plate 6-4, a hammer head 6-5, a lifting mechanism 6-7 and a discharging transmission mechanism 6-8. The material guide plate 6-1 is connected to the material guide wheel 6-2 and can rotate along with the material guide wheel 6-2 to guide a material between the hammer head 6-5 and the fixing plate 6-3 and is supported on the supporting plate; the lifting mechanism 6-7 is in transmission connection with the hammer 6-5 and can drive the hammer 6-5 to rotate to a high position, so that the hammer 6-5 can fall down to hammer materials by means of gravitational potential energy of the hammer. Optionally, the surfaces of the hammer 6-5 and the support plate 6-4 for contacting with the material are any one of a plane, a surface densely covered with cylindrical bulges or conical bosses, and a concave-convex surface of a knife edge. Optionally, the crushing system 6 further comprises a base 6-6, and the material guide plate 6-1, the material guide wheel 6-2, the fixing plate 6-3, the support plate 6-4, the hammer head 6-5, the lifting mechanism 6-7 and the discharging transmission mechanism 6-8 are all arranged in the base 6-6, so that the hammering operation is limited in the sealed space.
When the material crushing system 10 in the scheme is used, materials are loaded into the isolation and replacement system 2 from the loading system 1, are sent into the heating system 3 after oxygen adsorbed on the surface is removed in the replacement channel 2-3 through the isolation and replacement system 2, and are heated in the heating system 3 under the atmosphere formed by protective gas led out by the gas curtain; the heated material is conveyed into a cooling liquid tank 4-4 of a cooling system 4 through a first channel and is rapidly cooled in the cooling liquid to form surface stress; after passing through the post-treatment system 5, the crushed material enters the crushing system 6 and is hammered and crushed into small pieces by the hammerhead 6-5 in the crushing system 6.
The material crushing system 10 in the scheme can effectively realize the crushing operation of the material by rapidly cooling after heating and adding the crushing effect, and in the operation process, the protective atmosphere in the heating process is ensured by the arrangement of the air curtain and the air sealing cover 4-1, so that the pollution caused by material oxidation is avoided. Particularly, the air sealing cover 4-1 is arranged and is combined with the cooling liquid tank 4-4 to carry out airtight arrangement, so that the communication from the heating system 3 to the cooling system 4 is realized, external air is skillfully isolated from entering through water sealing, and the practicability is higher.
Example two
The embodiment of the utility model provides a still provide a material crushing method, it is based on aforementioned material crushing system 10, material crushing method includes following step:
the material firstly passes through the isolation replacement system 2, and is sent into the heating system 3 after oxygen adsorbed on the surface is removed in the replacement channel 2-3;
in the heating system 3, the material is heated under an atmosphere formed by a protective gas that is passed out by a gas curtain; the heated material is conveyed into a cooling liquid tank 4-4 of a cooling system 4 through a first channel and is rapidly cooled in the cooling liquid to form surface stress; and then enters the crushing system 6 to be crushed into small pieces in the crushing system 6.
Optionally, for the case where the charging system 1 is provided, the method further comprises the step of charging the insulation displacement system 2 from the charging system 1.
Alternatively, for the post-treatment system 5, the material cooled by the cooling system 4 is cleaned and dried by the post-treatment system 5 before being crushed by the crushing system 6.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A material reduction system, characterized by:
comprises an isolation replacement system, a heating system, a cooling system and a crushing system;
the isolation and replacement system is provided with a replacement channel, the heating system is provided with a heating channel, the inlet end of the heating channel is communicated with the outlet end of the replacement channel, and the material passing through the replacement channel is allowed to enter the heating channel; the inlet end of the replacement channel and the outlet end of the heating channel are respectively provided with an air curtain which can lead protective gas out and is used for blocking the gas outside the replacement channel and the heating channel;
one end of the cooling system is connected with the heating system and used for receiving the materials from the heating system and cooling the materials, and the other end of the cooling system is connected with the crushing system and used for conveying the cooled materials to the crushing system for crushing;
the cooling system comprises a cooling liquid tank for containing cooling liquid;
the outlet end of the heating channel is communicated with an air sealing cover, the air sealing cover is provided with a downward material outlet, and the material outlet is arranged in the cooling liquid tank and can be immersed below the liquid level when the cooling liquid tank is filled with cooling liquid; the channel which is communicated from the material outlet of the heating channel to the cooling liquid tank after passing through the air sealing cover is a first channel and is used as a transmission channel for the material from the heating channel to the cooling liquid tank.
2. The material reduction system of claim 1, wherein:
a charging system is also included, disposed prior to the insulation displacement system, for loading material into the insulation displacement system.
3. The material reduction system of claim 2, wherein:
the material is in a round and square column structure;
the charging system is provided with a stepping mechanism along the feeding direction and is used for sequentially transferring materials into the front isolation displacement system step by step;
and an automatic centering mechanism is arranged at the stepping mechanism and used for axially centering the material.
4. The material reduction system of claim 3, wherein:
the automatic centering mechanism comprises a V-shaped support, a sliding piece, a first centering frame, a second centering frame and a power gear;
the V-shaped support is supported on the base surface through the sliding piece and can translate along the axial direction of the material supported on the V-shaped support along with the sliding piece;
the centering head of the first centering frame and the centering head of the second centering frame are respectively located on two axial sides of the material, the centering head of the first centering frame and the second centering frame are respectively arranged and engaged with rack segments of the power gear, and the rack segments of the first centering frame and the second centering frame are respectively engaged on two opposite sides of the power gear, so that the centering heads of the power gear can move in opposite directions to axially position the material or move in opposite directions to leave the material when the power gear rotates.
5. The material reduction system of claim 1, wherein:
the cooling system is communicated with the crushing system through an after-treatment system;
the post-treatment system is used for carrying out surface cleaning and drying treatment on the material which enters the post-treatment system after being cooled by the cooling liquid tank.
6. The material reduction system of claim 5, wherein:
the inlet end of the post-treatment system is communicated with the opening of the cooling liquid tank so that the material coming out of the cooling liquid tank can enter the opening; the post-treatment system comprises a cover body, and a feeding mechanism, a sprayer, an air knife and a water collecting plate which are arranged in the cover body; the feeding mechanism is used for transferring materials to the crushing system, the sprayer and the air knife are used for cleaning the surface of the materials and drying the materials, and the water collecting plate is positioned below the materials, is obliquely arranged and is used for collecting and dredging the sprayed water;
the cooling liquid tank is provided with a transfer material tray which reciprocates among the gas sealing cover, the cooling liquid tank and the inlet end of the post-processing system so as to receive the material entering the gas sealing cover from the heating system and transfer the received material to the feeding mechanism of the post-processing system after passing through the cooling liquid tank.
7. The material reduction system of claim 1, wherein:
the crushing system comprises a material guide plate, a material guide wheel, a fixing plate, a supporting plate, a hammer head, a lifting mechanism and a discharging transmission mechanism;
the material guide plate is connected to the material guide wheel, can rotate along with the material guide wheel to guide a material between the hammer head and the fixed plate and is supported on the support plate; the lifting mechanism is in transmission connection with the hammer head and can drive the hammer head to rotate to a high position, so that the hammer head can fall down by means of gravitational potential energy of the hammer head to hammer materials.
8. The material reduction system of claim 7, wherein:
the surfaces of the hammer head and the bearing plate, which are used for being contacted with materials, are any one of planes, surfaces densely covered with cylindrical bulges or conical bosses and concave-convex surfaces of a knife edge.
9. The material reduction system of claim 7, wherein:
the crushing system also comprises a base, wherein the material guide plate, the material guide wheel, the fixed plate, the supporting plate, the hammer head, the lifting mechanism and the discharging transmission mechanism are all arranged in the base, so that the hammering operation is limited in the sealed space.
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| CN202021420761.XU CN212348852U (en) | 2020-07-17 | 2020-07-17 | Material crushing system |
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| CN202021420761.XU CN212348852U (en) | 2020-07-17 | 2020-07-17 | Material crushing system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921591A (en) * | 2020-07-17 | 2020-11-13 | 自贡佳源炉业有限公司 | Material crushing system and method |
| CN114345511A (en) * | 2022-02-14 | 2022-04-15 | 江苏鑫华半导体材料科技有限公司 | Thermal crushing method for electronic grade polycrystalline silicon rod |
| CN114367371A (en) * | 2022-02-14 | 2022-04-19 | 江苏鑫华半导体材料科技有限公司 | Electronic grade polycrystalline silicon thermal crushing device |
| CN114534886A (en) * | 2022-02-14 | 2022-05-27 | 江苏鑫华半导体科技股份有限公司 | Electronic grade polycrystalline silicon thermal crushing heating device, heating method and crushing device |
-
2020
- 2020-07-17 CN CN202021420761.XU patent/CN212348852U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111921591A (en) * | 2020-07-17 | 2020-11-13 | 自贡佳源炉业有限公司 | Material crushing system and method |
| CN114345511A (en) * | 2022-02-14 | 2022-04-15 | 江苏鑫华半导体材料科技有限公司 | Thermal crushing method for electronic grade polycrystalline silicon rod |
| CN114367371A (en) * | 2022-02-14 | 2022-04-19 | 江苏鑫华半导体材料科技有限公司 | Electronic grade polycrystalline silicon thermal crushing device |
| CN114534886A (en) * | 2022-02-14 | 2022-05-27 | 江苏鑫华半导体科技股份有限公司 | Electronic grade polycrystalline silicon thermal crushing heating device, heating method and crushing device |
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