CN109531839A - A kind of sapphire slices Nvidia custom thermal system NVIDIA and method - Google Patents
A kind of sapphire slices Nvidia custom thermal system NVIDIA and method Download PDFInfo
- Publication number
- CN109531839A CN109531839A CN201811420608.4A CN201811420608A CN109531839A CN 109531839 A CN109531839 A CN 109531839A CN 201811420608 A CN201811420608 A CN 201811420608A CN 109531839 A CN109531839 A CN 109531839A
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- nvidia
- sawing machine
- rail
- sapphire
- support rod
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/02—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
- B28D5/0076—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material for removing dust, e.g. by spraying liquids; for lubricating, cooling or cleaning tool or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
- B28D5/0082—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material for supporting, holding, feeding, conveying or discharging work
Abstract
A kind of sapphire slices Nvidia custom thermal system NVIDIA and method, including blowing head and rail bed, blowing head bottom is connect by connecting bearing with support rod, connecting shaft brought forward side is connect by axis with knob, support rod bottom is equipped with groove, top plate at the top of bottom and carriage is welded to connect, and for backplane card in sliding rail, sawing machine lathe bed upper center is mounted with workbench and guide rail.The sapphire slices Nvidia custom thermal system NVIDIA and method are special purge system, for sapphire slices and draw rod motion and provide dedicated purging, so that surface fast cooling, clast can quickly be taken away, avoid influencing cutting.
Description
Technical field
The present invention relates to sapphire crystal correlative technology field, specially a kind of sapphire slices Nvidia custom thermal system NVIDIA and side
Method.
Background technique
Sapphire crystal as a kind of important technology crystal, be widely used in science and technology, national defence with it is civilian
Industrial, electronic technology many fields.Such as infra-red transmitting window gate material, the substrate base of microelectronic field, laser host, optics
Element and other purposes etc..Every field proposes high requirement for sapphire slice efficiency and chipping qualities at present,
The system of the guarantee slice efficiency and quality of design specialized, and chipping qualities and efficiency are improved by the adjustment of technological parameter,
It is very necessary.
But current cooling mainly lean on coolant liquid, mainly have using the problem of coolant liquid: 1) reduce temperature mainly by
Volatilization, cooling effect is limited, needs to sprinkle a large amount of coolant liquids if necessary to rapid cooling, and dosage is excessive, and cutting is influenced greatly, no
Easy to clean；2) effect that the clast generated for cutting is taken out of is small, and clast often continues to stay in diamond abrasive grain and is intended to cutting part
It is very unfavorable for further cutting between position.
Summary of the invention
The purpose of the present invention is to provide a kind of sapphire slices Nvidia custom thermal system NVIDIA and methods, to solve in the prior art
Temperature is reduced mainly by volatilization using coolant liquid, and cooling effect is limited, needs to sprinkle a large amount of coolant liquids if necessary to rapid cooling, uses
It measures excessive, cutting is influenced big, be not easily cleaned；The effect taken out of for the clast that cutting generates is small, and clast often continues to stay
It in diamond abrasive grain and is intended between cutting part, for further cutting very unfavorable problem.
To achieve the above object, the present invention provides the following technical solutions a kind of sapphire slices Nvidia custom thermal system NVIDIA and side
Method, including blowing head, support rod, speed reducer and deceleration screw rod, band saw frame, column, bandsaw wheel, depressed pallet, sapphire stick
Material, workbench and guide rail, sawing machine lathe bed, rail bed, carriage, sliding rail, connector, top plate and bottom plate, air outlet, connection
Bearing, knob, hand regulator and groove, the blowing head bottom is connected by connection bearing with support rod, and head of drying
Inside side close to sawing machine lathe bed is provided with air outlet, and the connecting shaft brought forward side is connected by axis with knob, the branch
Strut surfaces are equipped with hand regulator, and the support rod bottom setting is fluted, and groove and connector rotation connect, described
Top plate at the top of connector bottom and carriage is welded to connect, and is welded to connect below top plate with bottom plate, and the backplane card exists
In sliding rail, the rail bed is internally provided with sliding rail, and the middle position within rail bed is mounted with sawing machine lathe bed, described
Sawing machine lathe bed upper center is mounted with workbench and guide rail, and has blue treasured by depressed palette adjustment above workbench and guide rail
Stone bar, sapphire bar two sides are provided with saw wheel by column, and are provided with saw frame, the band saw at the top of column
Speed reducer and deceleration screw rod are installed in the middle part of frame.
Preferably, be set as can be in the rotational structure of the plane internal rotation locating for support rod for the blowing head.
Preferably, the support rod is set as three section telescopic structures nested inside and outside alternative expression, and support rod is set as
Demountable.
Preferably, the rail bed and sliding rail are disposed as cirque structure.
Preferably, the carriage is set as inverted " work " word structure, and there are six carriage settings, and described
It is partially submerged among rail bed under the I-shaped structure of carriage.
Preferably, the connector outer surface and groove inner wall are disposed as helicitic texture, and size is suitable for cooperating
Fastening.
Preferably, the air outlet setting volume rotates detachable structure, and air outlet is set as appointing in flat and open head
It anticipates one kind.
Preferably, comprising the following steps:
A, sapphire bar is placed on the table first, with depressed pallet clamping, adjusts good position, starting saw
Bed；B, the angles and positions for selecting sawing machine work determine advantageous purging direction, height according to the angles and positions that sawing machine works
And angle, and the predetermined power of one or more blowing heads is set, it is slided in sliding rail using carriage, adjusts one or more
A blowing grease head highness and tilt angle, to adapt to the purging direction, height and angle, test run formula is opened one or more of
Blowing head；C, the case where being opened according to test run formula adjusts each blowing head and generates direction with clast between 10-30 °
Angle, and in the Z-direction 0.1-0.5m height distance of position to be purged in height, so that blowing head is with diagonally downward
Mode purges slice position；D, it holds knob and adjusts connection bearing, inclining for one or more of blowing heads is fixed after adjusting
Rake angle；E, blowing head is opened according to predetermined power, opens sawing machine and cut, sawing machine surface debris is quickly taken away, when blowing
When swing flap speed and suitable angle position, F is entered step, otherwise return step B；F: under the purging of one or more blowing heads,
The cutting action for completing a position, enters step G；G: replacement cutting position redesigns Purge methods since step B,
The cutting of all steps to be cut is completed according to plan.
Compared with prior art, the invention has the following advantages: the sapphire slices Nvidia custom thermal system NVIDIA and method
It is equipped with special purge system for sapphire slices band sawing machine, for sapphire slices and draws rod motion dedicated purging dress is provided
It sets, on the one hand can make surface fast cooling, on the other hand can quickly take away surface debris, avoid influencing to cut through
Journey；Air outlet is set as any one in flat and open head, so that blowout wind is gentle or concentrates, meets different demands；Sliding
Device is set as inverted " work " word structure, and there are six carriage settings, and the I-shaped structure lower part of the carriage
Divide among insertion rail bed, can dry from different directions, improves cooling efficiency；Blowing device of the invention both can replace
Coolant liquid, and can be used together with coolant liquid, obtain better effect.Advantages of the present invention: one, significantly than the side of coolant liquid
Formula saves material, and effect is more preferable；Two, it can neatly adjust power and bit to set, can adapt to a variety of different cutting modes
Radiating requirements, coolant liquid then cannot, for example cut from below, coolant liquid all directly flows down, and can not form effective cooling；Three,
Coolant liquid can be cooperated to be used together, effect is single use several times of coolant liquid；Four, cannot singly be held substantially when artificial cutting or
It is double to hold swing flap machine purging, it solves the problems, such as this by special equipment here, is effectively blown so that being provided in single cutting
Mode is swept, one carries out being cut into possibility alone.
Detailed description of the invention
Fig. 1 is the whole positive structure schematic of the present invention；
Fig. 2 is overlooking structure diagram of the present invention；
Fig. 3 is carriage structural schematic diagram of the present invention；
Fig. 4 is construction for heat radiating device schematic diagram of the present invention.
In figure: 1, head of drying, 2, support rod, 3, speed reducer and deceleration screw rod, 4, band saw frame, 5, column, 6, bandsaw wheel, 7,
Depressed pallet, 8, sapphire bar, 9, workbench and guide rail, 10, sawing machine lathe bed, 11, rail bed, 12, carriage,
13, sliding rail, 14, connector, 15, top plate, 16, bottom plate, 17, air outlet, 18, connection bearing, 19, knob, 20, manually adjust
Device, 21, groove.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of sapphire slices Nvidia custom thermal system NVIDIA and method,
Including blowing head 1, support rod 2, speed reducer and deceleration screw rod 3, band saw frame 4, column 5, bandsaw wheel 6, depressed pallet 7, Lan Bao
Stone bar 8, workbench and guide rail 9, sawing machine lathe bed 10, rail bed 11, carriage 12, sliding rail 13, connector 14, top plate
15, bottom plate 16, air outlet 17, connection bearing 18, knob 19, hand regulator 20 and groove 21, blowing 1 bottom of head pass through connection
Bearing 18 is connected with support rod 2, and head 1 of drying is provided with air outlet 17, connecting shaft close to the inside side of sawing machine lathe bed 10
It holds 18 fronts to be connected by axis with knob 19,2 surface of support rod is equipped with hand regulator 20, and 2 bottom of support rod is provided with
Groove 21, and groove 21 and the rotation of connector 14 connect, the top plate 15 at 12 top of 14 bottom of connector and carriage, which welds, to be connected
It connects, and 15 lower section of top plate is welded to connect with bottom plate 16, bottom plate 16 is stuck in sliding rail 13, and rail bed 11 is internally provided with sliding rail
13, and the middle position within rail bed 11 is mounted with sawing machine lathe bed 10,10 upper center of sawing machine lathe bed is mounted with workbench
And guide rail 9, and sapphire bar 8 is mounted with by depressed pallet 7 above workbench and guide rail 9,8 two sides of sapphire bar are logical
It crosses column 5 and is provided with saw wheel 6, and be provided with saw frame 4 at the top of column 5, speed reducer and deceleration silk are installed in the middle part of band saw frame 4
Bar 3；
Blowing head 1 is set as can be in the rotational structure of the plane internal rotation locating for support rod；Support rod 2 is set as alternative expression
Three section telescopic structures of inside and outside nesting, and support rod 2 is set as Demountable；Rail bed 11 and sliding rail 13 are respectively provided with
For cirque structure；Carriage 12 is set as inverted " work " word structure, and there are six the settings of carriage 12, and the cunning
It is partially submerged among rail bed under the I-shaped structure of dynamic device；14 outer surface of connector and 21 inner wall of groove are disposed as screw thread
Structure, and size is suitable for the fastening that cooperates；Air outlet 17 is arranged volume and rotates detachable structure, and air outlet 17 is set as flat
With any one in open head；
Sapphire slices Nvidia custom thermal system NVIDIA and method, comprising the following steps: sapphire bar A, is placed on work first
Make on platform, with depressed pallet clamping, adjusts good position, start sawing machine；B, the angles and positions for selecting sawing machine work, according to saw
The angles and positions of bed work determine advantageous purging direction, height and angle, and set the default of one or more blowing heads
Power is slided in sliding rail using carriage, adjusts one or more blowing grease head highness and tilt angle, to adapt to described blow
Direction, height and angle are swept, test run formula opens one or more of blowing heads；C, the case where being opened according to test run formula, adjustment
Each blowing head generates direction with the angle between 10-30 ° with clast, and in the Z axis side of position to be purged in height
To 0.1-0.5m height distance, so that blowing head purges slice position in a manner of diagonally downward；D, knob adjusting is held
Bearing is connected, the tilt angle of one or more of blowing heads is fixed after adjusting；E, blowing head is opened according to predetermined power, opened
It opens sawing machine to be cut, sawing machine surface debris is quickly taken away, when purging wind speed and suitable angle position, enter step F, it is no
Then return step B；F: under the purging of one or more blowing heads, the cutting action of a position is completed, G is entered step；G:
Cutting position is replaced, Purge methods are redesigned since step B, complete the cutting of all steps to be cut according to plan.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (3)
1. a kind of sapphire slices Nvidia custom thermal system NVIDIA, including blowing head (1), support rod (2), speed reducer and deceleration screw rod (3),
Band saw frame (4), column (5), bandsaw wheel (6), depressed pallet (7), sapphire bar (8), workbench and guide rail (9), sawing machine
Lathe bed (10), rail bed (11), carriage (12), sliding rail (13), connector (14), top plate (15), bottom plate (16), outlet air
Mouth (17), connection bearing (18), knob (19), hand regulator (20) and groove (21), it is characterised in that: the blowing head
(1) bottom is connected by connecting bearing (18) with support rod (2), and inside the one of blowing head (1) close sawing machine lathe bed (10)
Side is provided with air outlet (17), is connected by axis with knob (19) in front of the connection bearing (18), support rod (2) table
Face is equipped with hand regulator (20), and fluted (21) are arranged in support rod (2) bottom, and groove (21) and connector (14)
Rotation connection, connector (14) bottom are welded to connect with the top plate (15) at the top of carriage (12), and under top plate (15)
Side is welded to connect with bottom plate (16), and the bottom plate (16) is stuck in sliding rail (13), and the rail bed (11) is internally provided with cunning
Rail (13), and the middle position within rail bed (11) is mounted with sawing machine lathe bed (10), in sawing machine lathe bed (10) top
Portion is mounted with workbench and guide rail (9), and is mounted with sapphire stick by depressed pallet (7) above workbench and guide rail (9)
Expect (8), sapphire bar (8) two sides are provided with saw wheel (6) by column (5), and are equipped with band saw at the top of column (5)
Frame (4), band saw frame (4) middle part are equipped with speed reducer and deceleration screw rod (3).
2. a kind of sapphire slices Nvidia custom thermal system NVIDIA according to claim 1, it is characterised in that:
The blowing head (1) is set as can be in the rotational structure of the plane internal rotation locating for support rod；
The support rod (2) is set as three section telescopic structures nested inside and outside alternative expression, and support rod (2) is set as detachable
Formula structure；
The rail bed (11) and sliding rail (13) are disposed as cirque structure；
The carriage (12) is set as inverted " work " word structure, and there are six carriage (12) settings, and the cunning
It is partially submerged among rail bed under the I-shaped structure of dynamic device；
Connector (14) outer surface and groove (21) inner wall are disposed as helicitic texture, and size is suitable for cooperating tightly
Gu；
Air outlet (17) the setting volume rotates detachable structure, and air outlet (17) is set as any one in flat and open head
Kind.
3. a kind of sapphire slices Special heat dissipating method, a kind of sapphire slices Special heat dissipating according to claim 1
System is to implement, which comprises the following steps:
A, sapphire bar is placed on the table first, with depressed pallet clamping, adjusts good position, starts sawing machine；
B, the angles and positions for selecting sawing machine work determine advantageous purging direction, height according to the angles and positions that sawing machine works
Degree and angle, and set the predetermined power of one or more blowing heads, are slided in sliding rail using carriage, adjustment one or
Multiple blowing grease head highness and tilt angle, to adapt to the purging direction, height and angle, test run formula is opened one or more
A blowing head；
C, the case where being opened according to test run formula adjusts each blowing head and generates direction with clast with the folder between 10-30 °
Angle, and in the Z-direction 0.1-0.5m height distance of position to be purged in height, so that blowing head is with side diagonally downward
Formula purges slice position；
D, it holds knob and adjusts connection bearing, the tilt angle of one or more of blowing heads is fixed after adjusting；
E, blowing head is opened according to predetermined power, opens sawing machine and cut, sawing machine surface debris is quickly taken away, when purging wind
When speed and angle position are suitable, F is entered step, otherwise return step B；
F: under the purging of one or more blowing heads, the cutting action of a position is completed, G is entered step；
G: replacement cutting position redesigns Purge methods since step B, completes cutting for all steps to be cut according to plan
It cuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811420608.4A CN109531839B (en) | 2018-11-26 | 2018-11-26 | Special heat dissipation system and method for sapphire slices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811420608.4A CN109531839B (en) | 2018-11-26 | 2018-11-26 | Special heat dissipation system and method for sapphire slices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109531839A true CN109531839A (en) | 2019-03-29 |
| CN109531839B CN109531839B (en) | 2021-07-23 |
Family
ID=65849805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811420608.4A Active CN109531839B (en) | 2018-11-26 | 2018-11-26 | Special heat dissipation system and method for sapphire slices |
Country Status (1)
| Country | Link |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201572765U (en) * | 2010-01-12 | 2010-09-08 | 南京钢铁股份有限公司 | On-line blowing device for upper surface of steel plate |
| CN202746231U (en) * | 2012-07-20 | 2013-02-20 | 杭州凸凹工业设计有限公司 | Fan component |
| CN203565415U (en) * | 2013-10-29 | 2014-04-30 | 英利能源（中国）有限公司 | Tempered glass overall purging device |
| CN103821743A (en) * | 2014-03-11 | 2014-05-28 | 上海森中电器有限公司 | Omnibearing-rotated direct current electric fan |
| CN104608268A (en) * | 2015-02-16 | 2015-05-13 | 哈尔滨新力光电技术有限公司 | Pillar and horizontal band sapphire-slicing saw and sawing method thereof |
| CN105909540A (en) * | 2016-06-22 | 2016-08-31 | 桐乡市凤鸣制罐厂 | Adjustable blowing device |
| CN106346618A (en) * | 2016-10-20 | 2017-01-25 | 广州市丹爵通讯科技有限公司 | Ore cutting device with dust removal function |
| CN206882314U (en) * | 2017-06-16 | 2018-01-16 | 金希舒 | A kind of electric field weak current equipment part dust arrester |
| CN107972191A (en) * | 2017-12-05 | 2018-05-01 | 河南格锐新材料科技有限公司 | A kind of globar processing positioner |
| CN108246718A (en) * | 2016-12-29 | 2018-07-06 | 上海胜僖汽车配件有限公司 | A kind of device of environment-friendly type purging auto-parts surface debris |
-
2018
- 2018-11-26 CN CN201811420608.4A patent/CN109531839B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201572765U (en) * | 2010-01-12 | 2010-09-08 | 南京钢铁股份有限公司 | On-line blowing device for upper surface of steel plate |
| CN202746231U (en) * | 2012-07-20 | 2013-02-20 | 杭州凸凹工业设计有限公司 | Fan component |
| CN203565415U (en) * | 2013-10-29 | 2014-04-30 | 英利能源（中国）有限公司 | Tempered glass overall purging device |
| CN103821743A (en) * | 2014-03-11 | 2014-05-28 | 上海森中电器有限公司 | Omnibearing-rotated direct current electric fan |
| CN104608268A (en) * | 2015-02-16 | 2015-05-13 | 哈尔滨新力光电技术有限公司 | Pillar and horizontal band sapphire-slicing saw and sawing method thereof |
| CN105909540A (en) * | 2016-06-22 | 2016-08-31 | 桐乡市凤鸣制罐厂 | Adjustable blowing device |
| CN106346618A (en) * | 2016-10-20 | 2017-01-25 | 广州市丹爵通讯科技有限公司 | Ore cutting device with dust removal function |
| CN108246718A (en) * | 2016-12-29 | 2018-07-06 | 上海胜僖汽车配件有限公司 | A kind of device of environment-friendly type purging auto-parts surface debris |
| CN206882314U (en) * | 2017-06-16 | 2018-01-16 | 金希舒 | A kind of electric field weak current equipment part dust arrester |
| CN107972191A (en) * | 2017-12-05 | 2018-05-01 | 河南格锐新材料科技有限公司 | A kind of globar processing positioner |
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| Publication number | Publication date |
|---|---|
| CN109531839B (en) | 2021-07-23 |
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