CN207463516U - A kind of polycrystalline cast ingot crucible automatic spray apparatus - Google Patents
A kind of polycrystalline cast ingot crucible automatic spray apparatus Download PDFInfo
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- CN207463516U CN207463516U CN201721526938.2U CN201721526938U CN207463516U CN 207463516 U CN207463516 U CN 207463516U CN 201721526938 U CN201721526938 U CN 201721526938U CN 207463516 U CN207463516 U CN 207463516U
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- crucible
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- automatic spray
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- cast ingot
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Abstract
The utility model discloses a kind of polycrystalline cast ingot crucible automatic spray apparatus, it includes crucible spraying operation console, crucible spraying robot and crucible spraying and fixes turntable, spraying method is that crucible is placed in the crucible heating chamber of crucible spraying fixation turntable to heat, crucible temperature is detected by infrared radiation thermometer, crucible is sprayed so as to start crucible spraying robot, after crucible spraying is good, rotary table handling crucible simultaneously sprays another crucible.Polycrystalline cast ingot crucible automatic spray apparatus provided by the utility model, improves coating quality and production efficiency, reduces cost of labor, improves the working environment of staff, improves the degree of automation and production efficiency of polycrystalline silicon ingot casting production line.
Description
Technical field
The utility model is related to a kind of automatic spray apparatus, and in particular to a kind of polycrystalline cast ingot crucible is filled with automatic spraying
It puts, belongs to solar energy polycrystalline silicon casting unit technical field.
Background technology
At present, the casting ingot method of solar energy polycrystalline silicon is typically all and raw silicon material is positioned in crucible and is heated,
After the temperature in crucible is more than the fusing point of silicon material, melted by heat is formed silicon melt by silicon material, when the temperature of silicon melt
After stabilization, that is, cooled down to form silicon ingot.
Since crucible is mostly quartz material, silicon material is during melted by heating forms silicon melt in crucible, quartz
It can be reacted with silicon melt generation, crucible is made to be corroded by silicon melt, leads to the damage of crucible, while also affects silicon wafer
The smooth demoulding of ingot.To avoid the generation of this problem, it is typically that crucible is sprayed in the industry, one is coated on the surface of crucible
Layer silicon nitride, to play the role of as crucible protective layer and silicon ingot demoulding medium.
Crucible spraying is that silicon nitride powder is modulated into aqua with pure water, with compressed air through spray gun even application in crucible
Inner surface, moisture rapid evaporation leave a kind of technical process that silicon nitride powder is attached to crucible internal walls.At present, crucible spraying is more
Using hand spray, in spray painting room, first crucible is positioned on heating cage by two workers and is preheated, when reaching certain temperature
When, one of worker opens the air valve and peristaltic pump on spraying operation platform, and crucible is sprayed with manual spray gun.
During spraying operation, the changeable in mood of employee is operated, taking a passive attitude of employee work, employee's spray time can not be controlled strictly
System, dynamics assurance is bad, can all influence the quality of spraying；Manually spraying temperature is measured, it is impossible to avoid careless or steal
The phenomenon that lazy, occurs, not tight so as to cause temperature control, spraying operation is influenced very big；Hand spray operation must be close at one
The space closed carries out, and a large amount of exhaust equipment must be installed in spray painting room and excludes silicon nitride powder, so as to cut down dust to people lung
Injury, but there are certain wastes for silicon nitride powder；Hand spray operation is influenced by various aspects factor, during spraying
Between can not strictly control, the time for completing entire spraying operation is long；Hand spray operation generally requires two people and assists simultaneously
Completion is helped, inefficient, mobility are poor, high labor cost；Striping operators must be operated in spray painting room, floating
Silicon nitride dust has the lung of people and eyes certain injury.
As it can be seen that manually carrying out crucible spraying, production efficiency is relatively low, and labor intensity is big, and coating quality is undesirable, right
Human body can also cause certain injury.
In order to improve production efficiency and reduce human cost, more and more automation equipments are applied to solar cell
In production process.Therefore, it is necessary to a kind of crucible automatic spray apparatus is designed to solve influence caused by hand spray.
Utility model content
In view of this, in view of the deficiencies of the prior art, the utility model provides a kind of polycrystalline cast ingot crucible and sprays dress automatically
Put, with solve labor intensity is big existing for hand spray, efficiency is low, number is more, coating quality is unstable, lack of homogeneity, waste
The problems such as coating.
For solution more than technical problem, the technical solution of the utility model is to be sprayed automatically using a kind of polycrystalline cast ingot crucible
Device, it includes crucible spraying operation console, crucible spraying robot and crucible spraying and fixes turntable, the crucible spraying operation
Platform includes agitating device and air transporting arrangement, and the crucible spraying robot includes robot body and and robot body
The switch board of cable connection is equipped with automatic spray gun and infrared radiation thermometer, automatic spray gun on the mechanical arm of the robot body
Liquid inlet connect by woven hose with agitating device, gas access is connected by tracheae with air transporting arrangement；The earthenware
The fixed turntable of crucible spraying includes fixed base, turntable and crucible heating chamber, and turntable center is fixed with rotary shaft, rotary shaft
The other end be arranged in fixed base, be arranged in rotary shaft and be fixed with driven gear, be provided on fixed base motor and
Speed reducer, motor are connect with speed reducer by shaft joint, and the driven gear on driving gear and rotary shaft on speed reducer is nibbled
It closes, crucible heating chamber is two, is symmetricly set on the both sides of turntable；The crucible heating chamber is mount structure, including bottom surface and
Four sides are both provided with temperature regulation controller, each face of crucible heating chamber on each face of the crucible heating chamber
Structure include crucible contact layer, heating plate, insulating layer and external sealing plate successively from the inside to the outside.The setting of insulating layer both ensure that
The heat of heating chamber not unofficial biography, and reduce the external skin temperatures of equipment.
Further, angle regulator is provided with outside the bottom surface of the crucible heating chamber, can be raised in vertical plane
Save the angle of crucible heating chamber, facilitate handling and spraying, the angle regulator include sector rack and with sector rack tooth
The screw rod of engagement is taken turns, sector rack end is fixed on crucible heating chamber bottom surface, and screw rod is fixed on a spinstand by bearing.
Further, the heating element of the heating plate is heating bandlet, improves heat efficiency, the crucible of downside connects
Contact layer is stainless steel plate, left side, right side, upper side and bottom surface crucible contact layer be high-temperature-resisting silicon rubber plate, convenient for
Crucible is kept to be fitted closely with heating chamber while crucible handling operation, heat transfer is uniform.
Further, the downside of the crucible heating chamber is fixedly connected with bottom surface, left and right, upper side respectively with bottom surface
Rotatable connection, it is preferred that the left and right of crucible heating chamber, upper side are rotatably connected by a pair of of axis pin and guide sleeve with bottom surface.Under
Side and bottom surface fixation are integrally welded, ensure that crucible has enough intensity in handling, excess-three side respectively passes through a pair
Axis pin is connected with guide sleeve, and translatable pull open is opened with rotation around, meets different crucible handling modes, crucible is facilitated to place.
Further, in order to keep heating surface and crucible good contact, heat-transfer effect is improved, in the quadrangle of crucible heating chamber
Equipped with pressing device.
Further, four sides of the crucible heating chamber are provided with handle, facilitate overturning.
Compared with prior art, the utility model has following technique effect：
(1) coating quality is substantially increased, path is sprayed and the time is programmed in advance by engineer, according to program and instruction
Spraying operation is carried out, influences spraying effect not by taking a passive attitude of manual working；
(2) equipped with infrared thermometer in robot, when reaching certain alarm temperature, robot receives signal, then
Secondary to carry out spraying relevant operation, spraying temperature is easily controllable, and efficiency is stronger；
(3) Control During Paint Spraying by Robot can work in a closed space, be not required to exhaust remaining nitrogen with a large amount of exhaust blower
SiClx dust for remaining micro mist, can also utilize, avoid wasting in time, and the utilization rate of silicon nitride raw material is notable；Robot is complete
It can strictly be controlled into the time used in entire spraying operation, complete the time immobilization of whole operation；
(4) using Control During Paint Spraying by Robot, operating personnel only need to carry out instruction control outside spray painting room to robot, so as to avoid
Injury of the silicon nitride dust of floating to people；Robot need to only be operated according to the instruction programmed, efficient, mobility
By force, labour cost is saved, ensure that the stability and high quality of crucible；
(5) it can not only realize that single-station sprays automatically, can also be achieved double-station or the automatic spraying operation of multistation, and with this
Based on realize the automatic spraying operation of assembly line, significantly improve production efficiency；
(6) heating chamber can adjust out different heating curves per face using individual temperature regulation controller, keep spray
The constant temperature of crucible during painting makes crucible surface spraying uniform, improves the quality of coating；
(7) the crucible heating chamber that crucible spraying is fixed on turntable is symmetrical fixed two, can. while spraying
Handling, improve production efficiency.
In conclusion polycrystalline cast ingot crucible automatic spray apparatus provided by the utility model, improves coating quality and life
Efficiency is produced, cost of labor is reduced, improves the working environment of staff, improve the automation of polycrystalline silicon ingot casting production line
Degree and production efficiency.
Description of the drawings
Fig. 1 is the structure diagram of the utility model polycrystalline cast ingot crucible automatic spray apparatus；
Fig. 2 is the dimensional structure diagram of the utility model crucible heating chamber；
Fig. 3 is the internal structure schematic diagram in the one of face of the utility model crucible heating chamber；
Fig. 4 is the expanded view of the utility model crucible heating chamber.
Marginal data：
1st, crucible spraying operation console, 2, crucible spraying robot, 3, crucible spraying fix turntable；
11st, agitating device, 12, air transporting arrangement, 13, woven hose, 14, tracheae；
21st, robot body, 22, switch board, 23, automatic spray gun, 24, infrared radiation thermometer；
31st, fixed base, 32, turntable, 33, crucible heating chamber, 34, rotary shaft, 35, motor, 36, speed reducer, 37,
Driving gear, 38, driven gear；
331st, bottom surface, 332, left side, 333, right side, 334, upper side, 335, downside, 336, pressing device,
337th, handle, 338, axis pin, 339, guide sleeve；
33-1, crucible contact layer, 33-2 heating plates, 33-3, insulating layer, 33-4, external sealing plate；
3311st, sector rack, 3312, screw rod.
Specific embodiment
In order to which those skilled in the art is made to more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings with it is excellent
Selecting embodiment, the utility model is described in further detail.
Referring to Fig. 1, a kind of polycrystalline cast ingot crucible automatic spray apparatus provided by the utility model, it is grasped including crucible spraying
Make platform 1, crucible spraying robot 2 and crucible spraying and fix turntable 3, the crucible spraying operation console 1 includes agitating device 11
With air transporting arrangement 12, the crucible spraying robot 2 includes robot body 21 and connects with 21 cable of robot body
The switch board 22 connect is equipped with automatic spray gun 23 and infrared radiation thermometer 24 on the mechanical arm of the robot body 21, automatic to spray
The liquid inlet of rifle 23 is connect by woven hose 13 with agitating device 11, and gas access passes through tracheae 14 and air transporting arrangement 12
It is connected；The crucible spraying fixes turntable 3 and includes fixed base 31, turntable 32 and crucible heating chamber 33, in turntable 32
The heart is fixed with rotary shaft 34, and the other end of rotary shaft 34 is arranged in fixed base 31, be arranged in rotary shaft 34 be fixed with it is driven
Gear 38 is provided with motor 35 and speed reducer 36 on fixed base, and motor is connect with speed reducer by shaft joint, speed reducer
On driving gear 37 engaged with the driven gear 38 in rotary shaft, crucible heating chamber 33 be two, be symmetricly set on turntable
32 both sides；Referring to Fig. 2, Fig. 3, the crucible heating chamber 33 is mount structure, including bottom surface 331, left side 332, right side
333rd, upper side 334 and downside 335 are both provided with temperature regulation controller on each face of the crucible heating chamber, described
The structure in each face of crucible heating chamber from the inside to the outside successively include crucible contact layer 33-1, heating plate 33-2, insulating layer 33-3 and
External sealing plate 33-4.The setting of insulating layer not only ensure that the heat not unofficial biography, but also reduce the external skin temperatures of equipment of heating chamber.
Further, angle regulator is provided with outside the bottom surface 331 of the crucible heating chamber, it can be on vertical plane
Adjust the angle of crucible heating chamber, facilitate handling and spraying, the angle regulator include sector rack 3311 and with sector
The screw rod 3312 of tooth plate gear engagement, sector rack end are fixed on crucible heating chamber bottom surface, and screw rod is fixed on rotation by bearing
On turntable.The angle of crucible heating chamber is adjusted by rotary screw 3312.
Further, the heating element of the heating plate 33-2 is heating bandlet, improves heat efficiency, downside 335
Crucible contact layer 33-1 for stainless steel plate, left side 332, right side 333, upper side 334 and bottom surface 331 crucible contact layer
33-1 is high-temperature-resisting silicon rubber plate, crucible is kept to be fitted closely with heating chamber while convenient for crucible handling operation, and heat transfer is equal
It is even.
Further, referring to Fig. 4, the downside 335 of the crucible heating chamber is fixedly connected with bottom surface 331, left side
332nd, right side 333, upper side 334 are rotatably connected respectively with bottom surface 331, it is preferred that left and right, the upside of crucible heating chamber
Face is respectively rotatably connected by a pair of of axis pin 338 and guide sleeve 339 with bottom surface.Downside fixes integrally welded, guarantee earthenware with bottom surface
Crucible has enough intensity in handling, and excess-three side is respectively connected by a pair of of axis pin with guide sleeve, translatable to pull open and to four
Zhou Xuanzhuan is opened, and meets different crucible handling modes, crucible is facilitated to place.
Further, in order to keep heating surface and crucible good contact, heat-transfer effect is improved, in the quadrangle of crucible heating chamber
Equipped with pressing device 336.
Further, four sides of the crucible heating chamber are provided with handle 337, facilitate overturning.
It is hard to be equipped with multiprocessing system, pci bus, Pentium CPU etc. in switch board for the crucible spraying machine artificial prior art
The software facilities such as part facility and robot operating system, RAPID Programming with Pascal Language, DOS file storage forms are to realize robot
Automatic spraying, while be also equipped with teaching machine be connected with switch board be conveniently operated personnel operation.Crucible spraying robot is preferred
Rational in infrastructure, precision is high using ABB robots, speed is fast, and power of motor is small, and specification is more, adapts to different customer groups
And operating environment, using modular construction, safeguard, overhaul conveniently, carry six axis anti-collisions, robot body can be carried out
It is effectively protected, it is longtime running economy, reliable.
The specific spray coating operations process of the utility model is：Two crucibles are individually positioned in two crucible heating chambers first
It is interior, the angle of crucible heating chamber is adjusted to suitable position, crucible is heated, the infrared survey on robot body mechanical arm
Wen Yi is detected the temperature of crucible, and when reaching spraying temperature, infrared thermometer, which sends out signal, makes spraying operation platform to certainly
Dynamic spray gun conveying compressed air and nitridation silicon fluid, make the automatic spray gun on robot body start to spray automatically, to be painted to be painted with
Cheng Hou closes automatic spray gun, and turntable is rotated 180 °, and the crucible that spraying is got well is made to be conveniently operated personnel's dismounting back to robot
And installation, while the crucible in another opposite crucible heating chamber starts spraying operation in face of robot.
The utility model fixes the setting of turntable by spray robot and crucible spraying, realizes the intelligence spray of crucible
It applies, significantly improves coating quality and production efficiency, reduce cost of labor, improve the working environment of staff, improve
The degree of automation and production efficiency of polycrystalline silicon ingot casting production line.
It should be pointed out that above-mentioned preferred embodiment is not construed as the limitation to the utility model, the utility model
Protection domain should be subject to claim limited range.For those skilled in the art, not
It is detached from the spirit and scope of the utility model, several improvements and modifications can also be made, these improvements and modifications also should be regarded as
The scope of protection of the utility model.
Claims (7)
1. a kind of polycrystalline cast ingot crucible automatic spray apparatus is sprayed including crucible spraying operation console, crucible spraying robot and crucible
Apply fixed turntable, it is characterised in that：The crucible spraying operation console includes agitating device and air transporting arrangement, the crucible
Spray robot includes robot body and the switch board with robot body cable connection, the machinery of the robot body
Automatic spray gun and infrared radiation thermometer are installed, the liquid inlet of automatic spray gun is connect by woven hose with agitating device, gas on arm
Body entrance is connected by tracheae with air transporting arrangement；The crucible spraying fix turntable include fixed base, turntable and
Crucible heating chamber, turntable center are fixed with rotary shaft, and the other end of rotary shaft is arranged in fixed base, is arranged in rotary shaft
Driven gear is fixed with, motor and speed reducer are provided on fixed base, motor is connect by shaft joint with speed reducer, subtracted
Driving gear on fast machine is engaged with the driven gear in rotary shaft, and crucible heating chamber is two, is symmetricly set on turntable
Both sides；The crucible heating chamber is mount structure, including bottom surface and four sides, is set on each face of the crucible heating chamber
Have a temperature regulation controller, the structure in each face of crucible heating chamber include successively from the inside to the outside crucible contact layer, heating plate,
Insulating layer and external sealing plate.
2. a kind of polycrystalline cast ingot crucible automatic spray apparatus according to claim 1, it is characterised in that：The crucible heating
Angle regulator is provided with outside the bottom surface of chamber, the angle regulator includes sector rack and nibbled with sector rack gear
The screw rod of conjunction, sector rack end are fixed on crucible heating chamber bottom surface, and screw rod is fixed on a spinstand by bearing.
3. a kind of polycrystalline cast ingot crucible automatic spray apparatus according to claim 1, it is characterised in that：The heating plate
Heating element is heating bandlet, and the crucible contact layer of downside is stainless steel plate, left side, right side, upper side and bottom surface
Crucible contact layer is high-temperature-resisting silicon rubber plate,.
4. a kind of polycrystalline cast ingot crucible automatic spray apparatus according to claim 1, it is characterised in that：The crucible heating
The downside of chamber is fixedly connected with bottom surface, and left and right, upper side is rotatably connected respectively with bottom surface.
5. a kind of polycrystalline cast ingot crucible automatic spray apparatus according to claim 4, it is characterised in that：The crucible heating
The left and right of chamber, upper side are rotatably connected by a pair of of axis pin and guide sleeve with bottom surface.
6. a kind of polycrystalline cast ingot crucible automatic spray apparatus according to claim 1, it is characterised in that：The crucible heating
The quadrangle of chamber is equipped with pressing device.
7. a kind of polycrystalline cast ingot crucible automatic spray apparatus according to claim 1, it is characterised in that：The crucible heating
Four sides of chamber are provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721526938.2U CN207463516U (en) | 2017-11-15 | 2017-11-15 | A kind of polycrystalline cast ingot crucible automatic spray apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721526938.2U CN207463516U (en) | 2017-11-15 | 2017-11-15 | A kind of polycrystalline cast ingot crucible automatic spray apparatus |
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|---|---|
| CN207463516U true CN207463516U (en) | 2018-06-08 |
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ID=62260703
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|---|---|---|---|
| CN201721526938.2U Active CN207463516U (en) | 2017-11-15 | 2017-11-15 | A kind of polycrystalline cast ingot crucible automatic spray apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909099A (en) * | 2019-04-23 | 2019-06-21 | 常州煜明电子有限公司 | Automatic spraying process |
| CN116037369A (en) * | 2022-12-30 | 2023-05-02 | 徐州泰和硅材料有限公司 | High-efficient coating spraying device of fused quartz crucible |
| CN116851179A (en) * | 2023-09-04 | 2023-10-10 | 烟台核晶陶瓷新材料有限公司 | Robot automatic spraying production line |
-
2017
- 2017-11-15 CN CN201721526938.2U patent/CN207463516U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909099A (en) * | 2019-04-23 | 2019-06-21 | 常州煜明电子有限公司 | Automatic spraying process |
| CN116037369A (en) * | 2022-12-30 | 2023-05-02 | 徐州泰和硅材料有限公司 | High-efficient coating spraying device of fused quartz crucible |
| CN116851179A (en) * | 2023-09-04 | 2023-10-10 | 烟台核晶陶瓷新材料有限公司 | Robot automatic spraying production line |
| CN116851179B (en) * | 2023-09-04 | 2023-12-01 | 烟台核晶陶瓷新材料有限公司 | Robot automatic spraying production line |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210804 Address after: 614000 No. 8, Shizi street, Jinsu Town, Wutongqiao District, Leshan City, Sichuan Province Patentee after: Sichuan Yongxiang Photovoltaic Technology Co.,Ltd. Address before: 614800 No.100 Yongxiang Road, Zhugen Town, Wutongqiao District, Leshan City, Sichuan Province Patentee before: YONGXIANG Co.,Ltd. |