CN201471610U - Multi-line cutting type diamond linear cutting machine - Google Patents

Multi-line cutting type diamond linear cutting machine Download PDF

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Publication number
CN201471610U
CN201471610U CN2009201898308U CN200920189830U CN201471610U CN 201471610 U CN201471610 U CN 201471610U CN 2009201898308 U CN2009201898308 U CN 2009201898308U CN 200920189830 U CN200920189830 U CN 200920189830U CN 201471610 U CN201471610 U CN 201471610U
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China
Prior art keywords
diamond
cutting
wire
workbench
steel wire
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Expired - Fee Related
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CN2009201898308U
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Chinese (zh)
Inventor
杜红文
沈春来
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杜红文
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Priority to CN2009201898308U priority Critical patent/CN201471610U/en
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Publication of CN201471610U publication Critical patent/CN201471610U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a linear cutting machine, in particular to a machine for cutting silicon crystals, while the provided linear cutting machine can effectively cut silicon crystal with high cutting efficiency. The multi line cutting type diamond linear cutting machine comprises a machine body provided with a worktable, a worktable driving mechanism and a control system and is characterized by further comprising diamond steel wires for cutting work piece, a guide wheel mechanism for positioning the motion of the diamond steel wires, a driving mechanism for driving the diamond steel wires, a wire storage mechanism for storing the diamond steel wires and a tension mechanism for holding the diamond steel wires in tension state. The machine body is provided with an upright rail on which the worktable is positioned in sliding type and is provided with a hydraulic mechanism for pushing the worktable upwards. The guide wheel mechanism comprises at least one couple of guide wheels at two sides of the worktable to form at least one diamond linear cutting path spanning the worktable.

Description

Multi-thread cutting diamond wire cutting machine
Technical field
The utility model relates to a kind of wire cutting machine tool, in particular for the incisory lathe of silicon crystal.
Background technology
The silicon chip that is used for solar-energy photo-voltaic cell is to be become monocrystal rod or cast polycrystalline ingot by the polysilicon vertical pulling, through excision end to end, blocks the monocrystal rod or the polysilicon square that can be used for the slicer section, is thinly sliced by slicer to form again.Because silicon crystal belongs to hard brittle material, processing difficulties.Blocking (comprising head, tail cutting) adopts the method for the cutting of diamond cylindrical, band saw cutting to solve mostly.The cylindrical cutting method is simple, but the blade poor rigidity easily produces sideshake, and joint-cutting is big, and waste of material is big.Particularly for the monocrystal rod of cutting large size or cast polysilicon block and need himself thickness big for guaranteeing the blade rigidity, joint-cutting is bigger, and waste of material is particularly evident, and is very uneconomical.This cutting method is progressively eliminated.Method commonly used at present is the band saw cutting.The band saw cutting has solved the big problem of cylindrical cutting joint-cutting, but because saw blade has approached the problem that also has stability later on.Be easy to generate deflection in the cutting process or produce waveform; Not only surface quality is poor, equally also produces the waste of material; And the band saw cutting also can only single-piece be cut, and efficient is low.
The utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of wire cutting machine tool is provided, and this lathe should be able to effectively cut silicon crystal material, but and has the advantages that the cross section is smooth, material consumption is few and multitool cuts simultaneously thereby cutting efficiency is high.
The technical scheme that the utility model provides is: multi-thread cutting diamond wire cutting machine comprises lathe bed, is arranged on workbench, table-driving mechanism and control system on the lathe bed; It is characterized in that diamond steel wire that this cutting machine also is provided with cut workpiece and uses, location diamond steel wire moving line guide wheel mechanism, drive the motion of diamond steel wire driving mechanism, store the diamond steel wire storage silk mechanism, keep the strainer of diamond steel wire tension; Described lathe bed is provided with a track of vertically arranging, workbench then is positioned on this track slidably, and other has a hydraulic mechanism that workbench is applied straight up thrust; Have at least a pair of guide wheel to be arranged on the workbench both sides in the described guide wheel mechanism to form at least one diamond wire cutting circuit of crossing over workbench; And then the workpiece on the workbench cut.
Described driving mechanism is the driving wheel of motor and drive thereof; The diamond steel wire twines driving wheel, is driven under the effect of tensile force.
A described storage mechanism comprises the wire storage cylinder of driven by motor and the wire-arranging mechanism that cooperates with wire storage cylinder.
Described strainer is the Weight type strainer.
Operation principle of the present utility model is: at first workpiece is fixed (general by conventional pressing plate roof pressure mode fixation workpiece) on workbench, and adjusted its position and make one or some diamond wires be in top, work piece cut tram; Follow cutting machine and start, storage silk mechanism and driving mechanism synchronous operation, diamond wire is high-speed motion under the drive (the diamond steel wire twines driving wheel, is driven under the effect of tensile force) of driving wheel; Meanwhile workbench drives workpiece feeding straight up, and workpiece obtains multi-thread cutting simultaneously or a plurality of workpiece obtains cutting (shown in Figure 1) simultaneously.When storage silk mechanism ran to tail end near steel wire, control system is sent instruction made storage silk mechanism move with the driving mechanism synchronous backward; So move in circles, finish until once cutting to workpiece; The workpiece of workbench drive afterwards moves to original position straight down, and (diamond wire dangles again in the top of workpiece, the operator turns handwheel (left hand wheel 11-1 or right hand wheel 11-2) rotates screw mandrel, and then the drive workbench laterally moves a certain distance (by required thickness of workpiece decision displacement); Can carry out the cutting second time afterwards again; Finish until cutting.
The beneficial effects of the utility model are: the utility model and existing cylindrical cutting mode, band saw cutting mode relatively have joint-cutting little (when line directly adopted 0.23, joint-cutting had only 0.24~0.25), the characteristics that the cross section is smooth; And then can significantly reduce the waste of material, have better economic.When being used for many cuttings, owing to multi-thread a plurality of workpiece to be cut simultaneously, production efficiency is improved at double; Economic benefit is more remarkable.
Description of drawings
Fig. 1 is a main TV structure schematic diagram of the present utility model.
Fig. 2 is a plan structure schematic diagram of the present utility model.
Fig. 3 is a left TV structure schematic diagram of the present utility model.
Fig. 4 is the strainer schematic diagram in the utility model.
The specific embodiment
The multi-thread cutting diamond fretsaw of the utility model adopts line cutting technology.Promptly silicon materials are carried out machine cuts with the diamond steel wire.Comprising storage silk mechanism, driving mechanism, coil holder and guide wheel mechanism, strainer, workbench and control system.Storage silk mechanism is mainly used in and stores the diamond steel wire; The diamond steel wire is driven equably on wire storage cylinder by wire-arranging mechanism, accomplishes between the diamond steel wire not overlappingly, does not push (overlapping or extruding cause the diamond wire self friction easily and diamond particles is come off shorten the service life of line).Driving mechanism mainly drives the high-speed motion of diamond steel wire and moves maintenance synchronously with storage silk mechanism.Guide wheel is fixed on the coil holder, and steel wire is tightened in again and carries out high-speed motion on the wheel face of guide wheel and then to work piece cut; Make guide wheel be positioned at appropriate position by regulating hold-down screw, and then the diamond steel wire is accurately located, the spacing of adjusting adjacent guide wheel group can obtain the required length of blocking.Transition wheel is arranged on each steering position of diamond steel wire, makes the diamond steel wire form definite moving line; Like this, the unwinding from the wire storage cylinder of diamond steel wire discharges, and is directed to the guide wheel position by some transition wheels workpiece is cut, and then by the guiding of some transition wheels, is wound up on the wire storage cylinder again; The rotation of wire storage cylinder realizes the unwinding of diamond steel wire and two targets of coiling of diamond steel wire simultaneously.Strainer makes line keep certain tensile force and can adjust on demand.Described lathe bed is provided with a track of vertically arranging, and (track is selected the dovetail groove guide rail usually for use; Owing to omitted among the conventional structure figure), workbench then is positioned at slidably on this track and (perhaps is slidingly matched by slide block and this track), and other has a hydraulic mechanism that workbench is applied straight up thrust (the normally piston rod push work platform of hydraulic jack motion); Workbench is used for fixing workpiece and in cutting process, drives the vertical feed motion of maintenance by hydraulic mechanism, and horizontal cross moves then and finishes by the screw body of routine.
Above-described diamond steel wire buyable; A storage silk mechanism, wire-arranging mechanism are all identical with existing wire cutting machine tool, can directly divert from one use to another; Driving mechanism is the driven by motor driving wheel, similar driven by motor belt pulley; The fixed structure of guide wheel, transition wheel, coil holder is also similar with existing wire cutting machine tool.
Embodiment
Shown in the accompanying drawing one four wire cutting machine (quantity of line of cut can be provided with as required).Bed piece 2 is provided with storage silk mechanism, driving mechanism, coil holder and guide wheel mechanism, strainer, workbench 8 and control system and (comprises electric control system; Control system is the conventional mechanism of lathe, and does not draw the Therefore, omited).Also be provided with the diamond steel wire 10 that keeps determining the motion circuit by one group of transition wheel 4; Storage silk mechanism 3 is the storage silk mechanism of conventional wire cutting machine, no longer describes in detail; Just storage silk pitch must be greater than the line footpath to prevent folded silk.Coil holder 7 is mainly used to stator ring 6 (among Fig. 1, Fig. 2 the four pairs of guide wheels set four cutting circuits) as can be known, transition wheel 4 and driving mechanism; Driving mechanism is arranged on the coil holder 7, drives driving wheel 5 (two cover driving mechanisms about having as can be known among Fig. 1, Fig. 2) by motor 12; Diamond steel wire (outsourcing piece) is wrapped on the driving wheel; Under the effect of tensile force, driving wheel rotates and then drives the motion of diamond steel wire; Strainer 9 adopts vertical heavy-hammer formula (shown in Figure 4); The constant tension that can keep the diamond steel wire at system's running.Workbench is used for fixing workpiece 1 (be cut workpiece, show 8 workpiece among Fig. 2) and makes workpiece feeding (vertical direction motion) in the course of the work.Feeding mode can adopt hydraulic pressure (hydraulic cylinder) mechanism or screw body; The rotation and the backward rotation of electric control system control motor; These all are the conventional mechanisms of universal machine tools.

Claims (4)

1. multi-thread cutting diamond wire cutting machine comprises lathe bed (2), is arranged on workbench (8), table-driving mechanism and control system on the lathe bed; It is characterized in that diamond steel wire (10) that this cutting machine also is provided with cut workpiece and uses, location diamond steel wire moving line guide wheel mechanism, drive the motion of diamond steel wire driving mechanism (5), store the storage silk mechanism (3) of diamond steel wire and the strainer (9) that keeps the diamond steel wire tension; Described lathe bed is provided with a track of vertically arranging, workbench then is positioned on this track slidably, and other has a hydraulic mechanism that workbench is applied straight up thrust; Have at least a pair of guide wheel (6) to be arranged on the workbench both sides in the described guide wheel mechanism, to form at least one diamond wire cutting circuit of crossing over workbench.
2. multi-thread cutting diamond wire cutting machine according to claim 1 is characterized in that described driving mechanism (5) is the driving wheel of motor and drive thereof.
3. multi-thread cutting diamond wire cutting machine according to claim 2 is characterized in that described storage silk mechanism (3) comprises the wire storage cylinder of driven by motor and the wire-arranging mechanism that cooperates with wire storage cylinder.
4. according to claim 2 or 3 described multi-thread cutting diamond wire cutting machines, it is characterized in that described strainer (9) is the Weight type strainer.
CN2009201898308U 2009-07-21 2009-07-21 Multi-line cutting type diamond linear cutting machine Expired - Fee Related CN201471610U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201898308U CN201471610U (en) 2009-07-21 2009-07-21 Multi-line cutting type diamond linear cutting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201898308U CN201471610U (en) 2009-07-21 2009-07-21 Multi-line cutting type diamond linear cutting machine

Publications (1)

Publication Number Publication Date
CN201471610U true CN201471610U (en) 2010-05-19

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Application Number Title Priority Date Filing Date
CN2009201898308U Expired - Fee Related CN201471610U (en) 2009-07-21 2009-07-21 Multi-line cutting type diamond linear cutting machine

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102198705A (en) * 2011-05-10 2011-09-28 山东大学 Mechanism for guiding feeding support plate on multi-wire diamond beaded saw
CN102689372A (en) * 2012-06-28 2012-09-26 山东大学 Gantry-type linear sawing machine for KDP (potassium dihydrogen phosphate) crystal fixed abrasives
CN103252845A (en) * 2012-02-19 2013-08-21 上海日进机床有限公司 Two-way diamond wire silicon rod cutting machine
CN103878894A (en) * 2014-02-13 2014-06-25 杭州澳德精密机械有限公司 Vertical multilayer planar line net wire cutting machine
CN104985256A (en) * 2015-07-22 2015-10-21 泰州市晨虹数控设备制造有限公司 Diamond linear cutting machine tool
CN106182480A (en) * 2016-08-31 2016-12-07 浙江晶盛机电股份有限公司 Diamond wire crystal ingot excavation machine
CN113043491A (en) * 2021-03-22 2021-06-29 湖州中芯半导体科技有限公司 MPCVD diamond cutting device

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102198705A (en) * 2011-05-10 2011-09-28 山东大学 Mechanism for guiding feeding support plate on multi-wire diamond beaded saw
CN103252845A (en) * 2012-02-19 2013-08-21 上海日进机床有限公司 Two-way diamond wire silicon rod cutting machine
CN103252845B (en) * 2012-02-19 2015-12-09 上海日进机床有限公司 Two-way diamond wire silicon rod shear
CN102689372A (en) * 2012-06-28 2012-09-26 山东大学 Gantry-type linear sawing machine for KDP (potassium dihydrogen phosphate) crystal fixed abrasives
CN102689372B (en) * 2012-06-28 2014-08-27 山东大学 Gantry-type linear sawing machine for KDP (potassium dihydrogen phosphate) crystal fixed abrasives
CN103878894A (en) * 2014-02-13 2014-06-25 杭州澳德精密机械有限公司 Vertical multilayer planar line net wire cutting machine
CN104985256A (en) * 2015-07-22 2015-10-21 泰州市晨虹数控设备制造有限公司 Diamond linear cutting machine tool
CN106182480A (en) * 2016-08-31 2016-12-07 浙江晶盛机电股份有限公司 Diamond wire crystal ingot excavation machine
CN106182480B (en) * 2016-08-31 2017-12-22 浙江晶盛机电股份有限公司 Diamond wire crystal ingot excavation machine
CN113043491A (en) * 2021-03-22 2021-06-29 湖州中芯半导体科技有限公司 MPCVD diamond cutting device

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100519

Termination date: 20110721