CN205043990U - Monocrystalline silicon evolution machine cutting head structure - Google Patents
Monocrystalline silicon evolution machine cutting head structure Download PDFInfo
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- CN205043990U CN205043990U CN201520831962.1U CN201520831962U CN205043990U CN 205043990 U CN205043990 U CN 205043990U CN 201520831962 U CN201520831962 U CN 201520831962U CN 205043990 U CN205043990 U CN 205043990U
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Abstract
The utility model discloses a monocrystalline silicon evolution machine cutting head structure, a serial communication port, cutting head wholly is vertical plate body, and the middle part is for supplying to wait to cut the space of stepping down that the silicon rod freely passed, the vertical cutting wheel that is provided with is followed separately at the upper portion left and right sides both ends and the lower part left and right sides both ends of cutting head leading flank, both ends are provided with a cutting wheel with the upper and lower both ends in right side also each level about the left side of cutting head leading flank, eight cutting wheel leading flanks be located on the same vertical plane and make the line of cut walk around the cutting wheel after form " well " the font that is used for the cutting at eight cutting wheel leading flanks, the projection that the horizontal direction is followed to the middle rectangle part of " well " font falls into in the space of stepping down at cutting head middle part. The utility model has the advantages of simple structure is compact, and the quality is light and handy, feeds stably, does benefit to the adjustment to improve single evolution machine cutting efficiency of silicon rod better.
Description
Technical field
The utility model relates to the single excavation machine of a kind of silicon single crystal rod, is specifically related to a kind of monocrystalline silicon excavation machine cutting head structure.
Background technology
At present, the attention utilized green regenerative energy sources along with society and opening, photovoltaic solar power field is more and more paid attention to and is developed.In field of photovoltaic power generation, adopt solar cell to convert solar energy into electrical energy and realize generating, common
crystal silicon solar energy batterybe make on the high-quality silicon chip of thickness 160 ~ 200 μm, this silicon chip is formed by multi-wire saw cutting after the silicon ingot lifted or cast.
The Making programme of existing silicon chip, generally first crisp for polysilicon shape material is lifted as silicon single crystal rod, then excavation machine is adopted to carry out evolution, during evolution on excavation machine, cutting mechanism is along the feeding of silicon rod length direction and in silicon rod circumference, cut out four parallel between two planes, makes silicon rod entirety in class cuboid; After evolution, then adopt slicer to cut into slices to the silicon rod after evolution along its length, obtain required silicon chip.
Wherein, existing excavation machine, all disposable structural designs that can complete many squaring silicon bar cuttings, the squaring silicon bar machine that the such as industry normally used Mellberg company, Chongqing four and brilliant work, Liancheng, Dalian, Shanghai day enter to produce, disposablely can complete the cutting evolution to 16 silicon rod.But this existing squaring silicon bar machine, although cutting mechanism primary feed can complete the cutting of many silicon rods, but because silicon rod radical is more, in cutting mechanism, line of cut needs to turn to through a lot of roller (runner) when arranging cabling, when making its work, energy loss is comparatively large, reduces cutting efficiency, in order to ensure cutting effect, cutting mechanism feed speed is usually very slow, generally can only reach 1.3 ~ 2mm/min.Therefore integral cutting efficiency reality is not high, and cutting stability to ensure, usually can only realize the squaring silicon bar within 500mm length.Meanwhile, the silicon rod that after squaring silicon bar, the slicer of corresponding subsequent slice process is also only applicable within 500mm length is usually cut into slices, and can ensure chipping qualities.
But along with the development of current photovoltaic art and the maturation of technology, existing comparatively advanced multi-line slicer, can be applicable to the slicing treatment of longer silicon rod, because the waste material of partial-length can be scrapped in two ends when silicon rod is cut into slices in slicer, therefore silicon rod length is longer usually, the whole efficiency of microtome just can be higher.So for those skilled in the art, be necessary to research and develop a kind of excavation machine that can be applicable to longer squaring silicon bar, longer evolution silicon rod can be obtained, to improve the cutting efficiency of subsequent slice machine, reduce the holistic cost that silicon chip is produced.
In order to solve the problem, applicant considers to design the single excavation machine of a kind of silicon rod, comprises support, is fixedly installed on the silicon rod fixed mechanism on support, cutting mechanism and rafting line mechanism, described cutting mechanism comprises cutting head, be arranged in the multiple cutting wheels going out line of cut cut length for tensioning on cutting head, multiple transition directive wheel for realizing transition or guiding, at least one cover is used for tensioning apparatus and a line of cut of tensioning line of cut, line of cut solderless wrapped connection is at transition directive wheel, regulating wheel is connected playback wire-arranging mechanism with on cutting wheel and two ends, wherein unique design part is, described silicon rod fixed mechanism is used for fixing single silicon rod, described cutting head is connected with feed mechanism and feed mechanism control realization can be leaned on the evolution of single silicon rod.Like this, simplify the internal structure of an organization to reach and raise the efficiency, the effect of longer silicon rod can be developed.
But wherein, how the concrete structure of cutting head should be arranged, and just can make it have simple and compact for structure, quality is light and handy, and feeding is stablized, and is beneficial to the feature of adjustment, to improve cutting efficiency better, becomes the problem needing to consider to solve.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of simple and compact for structure, quality is light and handy, and feeding is stablized, be beneficial to the monocrystalline silicon excavation machine cutting head structure of adjustment, to improve the single excavation machine cutting efficiency of silicon rod better.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
A kind of monocrystalline silicon excavation machine cutting head structure, it is characterized in that, described cutting head entirety is in vertical plate body, and middle part is the bit space that allows that silicon rod to be cut can be supplied to pass freely through, two ends, left and right, top and the two ends, left and right, bottom of cutting head leading flank are vertically provided with a cutting wheel separately, the upper and lower two ends in upper and lower two ends, left side and right side of cutting head leading flank have also respectively been horizontally disposed with a cutting wheel, eight cutting wheel leading flanks to be positioned in same vertical plane and to form " well " font for cutting at eight cutting wheel leading flanks after making line of cut walk around cutting wheel, the projection in the horizontal direction of " well " font intermediate rectangular part drops into and allows in bit space in the middle part of cutting head.
Like this, cutting head structure can realize the cutting of groined type, and to facilitate the evolution realizing single silicon rod, and self structure is more simply compact, reduces quality, to improve feeding control rate.
As further optimization, described cutting head lower surface is each side provided with a downward guide-track groove, guide-track groove coordinates for realizing the slide be arranged on along clamping part length direction with two in feed mechanism piece on clamping part down either side support, a nut is also vertically fixedly installed in the middle part of cutting mechanism lower end, nut is used for coordinating with the rhizoid thick stick in feed mechanism forming screw nut driven pair, and described leading screw is connected with a feeding motor-driven.
Like this, facilitate cutting head and motor lead screw nut transmission to coordinate and realize feeding transmission, simple and ingenious structure and ensure that the stability of feeding.
As optimization, described eight cutting wheels are installed in rotation on a horizontally disposed hold-down arm front end separately, and hold-down arm rear end is by being bolted on the bar-shaped trough on cutting head, and described bar-shaped trough length direction is consistent with corresponding cutting wheel setting direction.
Like this, the position of adjustment eight cutting wheels can be facilitated, to adjust the size of line of cut cut length " well " font, to regulate cutting position, meet cut lengths requirement better.
As optimization, described cutting head is also provided with eight cutting liquid fluid pipelines, the liquid outlet of cutting liquid fluid pipeline is just arranged eight cutting wheel leading flank lines of cut intersection location in the middle part of " well " font respectively, and cutting liquid fluid pipeline is connected with cutting liquid feed system.
Like this, cutting liquid fluid pipeline just to intersection location fluid lubrication in the middle part of " well " font, can help through cutting better, and cutting liquid fluid is more accurately with pointed, does not cause waste.
In sum, the utility model has simple and compact for structure, and quality is light and handy, and feeding is stablized, and is beneficial to the advantage of adjustment, to improve the single excavation machine cutting efficiency of silicon single crystal rod better.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of the optimum embodiment of the single excavation machine of silicon single crystal rod from stravismus direction, front that have employed the utility model structure.
Fig. 2 is the perspective view that the single excavation machine of silicon single crystal rod of Fig. 1 looks side ways direction from behind.
Fig. 3 is the structural representation of the positive from behind apparent direction of the single excavation machine of silicon single crystal rod of Fig. 1.
Fig. 4 is the front view of the utility model excavation machine cutting head structure in Fig. 1.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the stereogram of Fig. 4.
Detailed description of the invention
The utility model is described in further detail for the single excavation machine of silicon single crystal rod that have employed the utility model structure below in conjunction with a kind of and accompanying drawing thereof.
Optimum embodiment: as shown in figures 1 to 6, the single excavation machine of a kind of silicon single crystal rod, comprises support 1, is fixedly installed on the silicon rod fixed mechanism on support 1, cutting mechanism and rafting line mechanism, described cutting mechanism comprises cutting head 2, be arranged in the multiple cutting wheels 3 going out line of cut cut length for tensioning on cutting head 2, multiple transition directive wheel 4 for realizing transition or guiding, at least one regulating wheel 5 for tensioning line of cut and a line of cut 6, line of cut 6 solderless wrapped connection is at transition directive wheel 4, regulating wheel 5 is with on cutting wheel 3 and two ends are connected playback wire-arranging mechanism, rafting line mechanism comprises and is laterally arranged on unwrapping wire reel 7 on support 1 and take-up block 8 rotationally, the two ends of line of cut 6 are intertwined and connected on unwrapping wire reel 7 and take-up block 8, unwrapping wire reel 7 and unwrapping wire motor 9 are in transmission connection, take-up block 8 and take-up motor 10 are in transmission connection, wherein, described silicon rod fixed mechanism comprises two mount pads 11 be fixedly installed on support, two mount pad 11 upper end levels extend to form the overall clamping part 12 in horizontal cylindrical relatively, the stationary gripping part of clamping part 12 for being fixedly installed on a mount pad, clamping part on another mount pad can horizontal anomalous movement arrange movable clamping part with realizes clamp, clamping part 12 diameter and silicon rod diameter matches to be cut, two clamping part 12 opposite side ends are all provided with two to for realizing the slot to make way 13 that line of cut cabling is stepped down along orthogonal direction, described cutting head 2 vertically arranges and is set in outside clamping part 12, described line of cut 6 is arranged as " well " font for cutting in cutting head 2 front, cutting head 2 and feed mechanism are connected and can control to move back and forth between two clamping parts by feed mechanism.
Like this, when above-mentioned excavation machine uses, only single silicon rod two ends need be abutted between the clamping part being clamped to mount pad, then start cutting mechanism and feed mechanism, make cutting head along feed mechanism feeding, the line of cut by " well " font on front side of cutting head realizes the cutting to single silicon rod.The clamping of silicon rod is quick and easy for installation to raise the efficiency.And only need be arranged as simple " well " font due to the cutting part of line of cut, therefore the quantity of required cutting wheel and transition directive wheel all greatly reduces, line of cut is connected up simpler, cutting efficiency is faster, simultaneously the structure of cutting mechanism and volume also can significantly simplify, reduce weight, more relaxedly and rapidly can realize cutting under feed mechanism drives, therefore cutting efficiency and feed speed can be largely increased and can ensure better to cut stability.Greatly extending can the length of cutting silicon rod, can obtain longer evolution silicon rod to improve the cutting efficiency of subsequent slice machine, reduce the holistic cost that silicon chip is produced.
Wherein, described movable clamping part is arranged on a telescopic arm being fixed on the oil cylinder 14 of corresponding mount pad.Like this, clamping part is driven to realize clamping to silicon rod by oil cylinder, simple to operate, the quick and reliable clamping of action.
Wherein, described cutting head 2 entirety is in vertical plate body, and middle part is the bit space that allows that silicon rod to be cut can be supplied to pass freely through, two ends, left and right, top and the two ends, left and right, bottom of cutting head 2 leading flank are vertically provided with a cutting wheel 3 separately, the upper and lower two ends in upper and lower two ends, left side and right side of cutting head 2 leading flank have also respectively been horizontally disposed with a cutting wheel 3, eight cutting wheel leading flanks to be positioned in same vertical plane and to form " well " font for cutting at eight cutting wheel leading flanks after making line of cut walk around cutting wheel, the projection in the horizontal direction of groined type intermediate rectangular part drops into and allows in bit space in the middle part of cutting head 1.Like this, cutting head structure can realize the cutting of " well " font, and self structure is more simply compact, reduces quality, to improve feeding control rate.
Wherein, described cutting head lower surface is each side provided with a downward guide-track groove 15, for realizing with two in feed mechanism, piece along clamping part length direction, the guide rail 16 be arranged on clamping part down either side support is slidably matched guide-track groove 15, a nut 17 is also vertically fixedly installed in the middle part of cutting mechanism lower end, nut 17 forms screw nut driven pair for coordinating with the rhizoid thick stick 18 in feed mechanism, and described leading screw 18 and a feeding motor 19 are in transmission connection.Like this, facilitate cutting head and motor lead screw nut transmission to coordinate and realize feeding transmission, simple and ingenious structure and ensure that the stability of feeding.
Wherein, described eight cutting wheels 3 are installed in rotation on horizontally disposed hold-down arm 20 front end separately, and hold-down arm 20 rear end is by being bolted on the bar-shaped trough on cutting head 2, and described bar-shaped trough length direction is consistent with corresponding cutting wheel 3 setting direction.Like this, the position of adjustment eight cutting wheels can be facilitated, to adjust the size of line of cut cut length " well " font, to regulate cutting position, meet split requirement better.
Wherein, described cutting head 2 is also provided with eight cutting liquid fluid pipelines 21, the liquid outlet of cutting liquid fluid pipeline 21 is just arranged eight cutting wheel leading flank lines of cut intersection location in the middle part of " well " font respectively, and cutting liquid fluid pipeline 21 is connected with cutting liquid feed system.Like this, cutting liquid fluid pipeline just to intersection location fluid lubrication in the middle part of " well " font, can help through cutting better, and cutting liquid fluid is more accurately with pointed, does not cause waste.
Wherein, section transitions directive wheel is arranged on cutting head 2, and section transitions directive wheel and regulating wheel are arranged on a fixed mount 22 being fixed on rafting line mechanism side.Like this, convenient wiring and walk line traffic control.
Wherein, also comprise rafting line auxiliary body, described rafting line auxiliary body comprises the unwrapping wire reel mount pad 23 for installing unwrapping wire reel 7 and unwrapping wire motor 9, unwrapping wire reel mount pad 23 lower end is engaged in along on the unwrapping wire slide rail of unwrapping wire reel direction of axis line setting slidably, be provided with unwrapping wire slide control mechanism between unwrapping wire reel peace seat 23 and support 1, unwrapping wire slide control mechanism can be used in controlling unwrapping wire reel peace seat 23 and along the slip of unwrapping wire slide rail, outlet position on unwrapping wire reel 7 is immobilized accordingly according to retractable cable situation; Described rafting line auxiliary body also comprises the take-up block mount pad 24 for installing take-up block 8 and take-up motor 10, take-up block mount pad 24 lower end is engaged in along on the take-up slide rail of take-up block direction of axis line setting slidably, be provided with take-up slide control mechanism between take-up block peace seat 24 and support 1, take-up slide control mechanism can be used in controlling take-up block peace seat 24 and along the slip of take-up slide rail, take-up block 8 line position last time is immobilized accordingly according to retractable cable situation.
Like this, when can supplement rafting line by rafting line auxiliary body, line of cut, along the displacement of unwrapping wire reel and take-up block axis, ensures outlet position and loop line invariant position, is more beneficial to and improves line of cut control accuracy.During enforcement, unwrapping wire slide control mechanism and take-up slide control mechanism all can lean on the structure of motor lead screw nut transmission to realize, and are beneficial to control better.
Wherein, regulating wheel 5 is also provided with the tension pick-up for detecting the line of cut tension force on regulating wheel, tension pick-up and unwrapping wire motor and take-up motor linkage are arranged.Like this, regulate rafting linear velocity in real time after line of cut tensile force can be detected, realize closed-loop control, ensure line of cut cutting effect better, improve cutting efficiency and ensure cutting stability.
Wherein, the main body of unwrapping wire reel 7 and take-up block 8 is that duralumin material obtains.Like this can weight reduction better, improve cutting efficiency, simultaneously because line of cut length in this device significantly shortens, therefore the reel of aluminum can be ensured the quality of products, and ensures the stability of retractable cable.
Above-mentioned excavation machine, checking is used through concrete test, feeding efficiency when can complete the silicon rod cutting evolution of 800m length and can ensure evolution reaches more than 30mm/min, therefore can not only realize the evolution of long silicon rod, and evolution whole efficiency be not less than existing many squaring silicon bars machine.
Claims (4)
1. a monocrystalline silicon excavation machine cutting head structure, it is characterized in that, described cutting head entirety is in vertical plate body, and middle part is the bit space that allows that silicon rod to be cut can be supplied to pass freely through, two ends, left and right, top and the two ends, left and right, bottom of cutting head leading flank are vertically provided with a cutting wheel separately, the upper and lower two ends in upper and lower two ends, left side and right side of cutting head leading flank have also respectively been horizontally disposed with a cutting wheel, eight cutting wheel leading flanks to be positioned in same vertical plane and to form " well " font for cutting at eight cutting wheel leading flanks after making line of cut walk around cutting wheel, the projection in the horizontal direction of " well " font intermediate rectangular part drops into and allows in bit space in the middle part of cutting head.
2. monocrystalline silicon excavation machine cutting head structure as claimed in claim 1, it is characterized in that, described cutting head lower surface is each side provided with a downward guide-track groove, guide-track groove coordinates for realizing the slide be arranged on along clamping part length direction with two in feed mechanism piece on clamping part down either side support, a nut is also vertically fixedly installed in the middle part of cutting mechanism lower end, nut is used for coordinating with the rhizoid thick stick in feed mechanism forming screw nut driven pair, and described leading screw is connected with a feeding motor-driven.
3. monocrystalline silicon excavation machine cutting head structure as claimed in claim 1, it is characterized in that, described eight cutting wheels are installed in rotation on a horizontally disposed hold-down arm front end separately, hold-down arm rear end is by being bolted on the bar-shaped trough on cutting head, and described bar-shaped trough length direction is consistent with corresponding cutting wheel setting direction.
4. monocrystalline silicon excavation machine cutting head structure as claimed in claim 1, it is characterized in that, described cutting head is also provided with eight cutting liquid fluid pipelines, the liquid outlet of cutting liquid fluid pipeline is just arranged eight cutting wheel leading flank lines of cut intersection location in the middle part of " well " font respectively, and cutting liquid fluid pipeline is connected with cutting liquid feed system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520831962.1U CN205043990U (en) | 2015-10-26 | 2015-10-26 | Monocrystalline silicon evolution machine cutting head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520831962.1U CN205043990U (en) | 2015-10-26 | 2015-10-26 | Monocrystalline silicon evolution machine cutting head structure |
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| Publication Number | Publication Date |
|---|---|
| CN205043990U true CN205043990U (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520831962.1U Expired - Fee Related CN205043990U (en) | 2015-10-26 | 2015-10-26 | Monocrystalline silicon evolution machine cutting head structure |
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| CN (1) | CN205043990U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976170A (en) * | 2017-04-20 | 2017-07-25 | 大连连城数控机器股份有限公司 | Silicon single crystal rod automated variable square hole gauze cutting head |
| CN107520980A (en) * | 2017-08-25 | 2017-12-29 | 浙江羿阳太阳能科技有限公司 | A kind of new evolution device of silicon rod |
-
2015
- 2015-10-26 CN CN201520831962.1U patent/CN205043990U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976170A (en) * | 2017-04-20 | 2017-07-25 | 大连连城数控机器股份有限公司 | Silicon single crystal rod automated variable square hole gauze cutting head |
| CN107520980A (en) * | 2017-08-25 | 2017-12-29 | 浙江羿阳太阳能科技有限公司 | A kind of new evolution device of silicon rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20211026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |