CN101985227A - Turnable fixture dedicated for silicon rod cutting machine - Google Patents

Turnable fixture dedicated for silicon rod cutting machine Download PDF

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Publication number
CN101985227A
CN101985227A CN2010102252297A CN201010225229A CN101985227A CN 101985227 A CN101985227 A CN 101985227A CN 2010102252297 A CN2010102252297 A CN 2010102252297A CN 201010225229 A CN201010225229 A CN 201010225229A CN 101985227 A CN101985227 A CN 101985227A
Authority
CN
China
Prior art keywords
arm
base
silicon rod
pressure arm
ear
Prior art date
Application number
CN2010102252297A
Other languages
Chinese (zh)
Inventor
严斌成
陈�胜
何进
于燚
何建明
Original Assignee
常州天泽光伏设备制造有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 常州天泽光伏设备制造有限公司 filed Critical 常州天泽光伏设备制造有限公司
Priority to CN2010102252297A priority Critical patent/CN101985227A/en
Publication of CN101985227A publication Critical patent/CN101985227A/en

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Abstract

The invention relates to a turnable fixture dedicated for a silicon rod cutting machine, which comprises a base, a V-shaped positioning seat, a step central spindle, a taper sleeve, an open tensioning taper sleeve, a double nut, a synchronously clamping mechanism, a circumference orientation and locking mechanism and a silicon rod, wherein the silicon rod is placed on the double V-shaped positioning seat horizontally arranged; the synchronously clamping mechanism synchronously clamps and loosens the silicon rod; a rotating mechanism is arranged between the base and the V-shaped positioning seat; the V-shaped positioning seat can rotate relative to the base; and the positioning and locking mechanism can ensure that the silicon rod can automatically position when rotating 180 degrees every time and the silicon rod is locked by the locking mechanism. By using the fixture of the invention, the process requirement of turning round 180 degrees, accurate positioning and fixed locking in the process of cutting the silicon rod can be met, the labor intensity of the operating personnel is reduced and the production safety and the efficiency are improved.

Description

The silicon rod cutting machine special fixture that can reverse end for end
Technical field
The present invention relates to the silicon rod cutting machine, relate in particular to and be used for the silicon rod cutting clamper.
Background technology
In the manufacture of solar cells process, with silicon rod on request length to be cut into pieces be first procedure of silicon chip cutting processing, at present, the vee-block clamp mechanism that the used anchor clamps of the silicon rod section of cutting generally adopt three secondary straight lines to distribute was carried out the location to silicon rod and was clamped, every secondary vee-block clamp mechanism is come tense-lax by opposed two vee-blocks in front and back by the left and right sides screw rod mode of tightening up, in every secondary vee-block clamp mechanism, there are two anchor points to contact with silicon rod, three secondary vee-block clamp mechanism have six spacing silicon rods of anchor point, be typically to cross location structure, when the silicon rod diameter, circularity, when cylindricity has error, in fact have only the second mate to play the role of positioning in the three secondary vee-block clamp mechanism, and another pair was the location, and three pairs are used the location that must cause silicon rod to clamp simultaneously and produced nondeterministic statement.This anchor clamps are complex structure not only, and system rigidity is poor, complex operation.The left and right sides screw rod of two vee-blocks bottom it drives to be realized clamping synchronously, and in cutting process, excessive as if the cutting resistance, silicon rod can produce shake, makes cut surface produce difference of height, directly influences flatness; The degree of tightness of silicon rod clamping directly influences the center height of silicon rod; When cutting to end, anchor clamps must be unclamped, silicon rod can be cut after installing in tune on the anchor clamps, a dead lift and tune in this process, had both been needed, need again to reinstall and clamp, because silicon rod is not only sliding but also dirty, very easily landing injures the operator, not only labour intensity is big, and complex operation, work efficiency is low, has potential safety hazard.
Summary of the invention
The purpose of this invention is to provide a kind of silicon rod cutting machine special fixture of reversing end for end, it can not only clamp synchronously to silicon rod, and can reverse end for end to cut.
The technical scheme that the present invention takes is:
Described silicon rod cutting machine special fixture of reversing end for end, comprise base, V-arrangement positioning seat, step mandrel, taper sheath, opening tensioner tapered sleeve, double nut, synchronous clamping mechanism, circumferentially location and retaining mechanism and silicon rod, on base, be provided with rotational positioning step and centre bore, be provided with pit at its reverse side, rotational positioning step and centre bore coaxial line, pit is greater than the appearance and size of opening tensioner tapered sleeve; Be provided with the rotation endoporus that matches with rotational positioning step on the base in the bottom surface of V-arrangement positioning seat, be provided with stepped hole at the center of rotating endoporus, rotating the circumferential locating hole that is circumferentially with of endoporus, the step mandrel is sleeved in the centre bore of stepped hole on the V-arrangement positioning seat and base with gap fiting mode, be sleeved on the hypomere of step mandrel after taper sheath and the combination of opening tensioner tapered sleeve, and by the double nut axial limiting; Described synchronous clamping mechanism comprises handwheel, screw shaft, tappet, right pressure arm, adjustment screw, bearing pin, left side pressure arm, movable holddown, pressure arm resetting-mechanism and silicon rod, on the V-arrangement positioning seat, be interval with two V-arrangement locating surfaces together point-blank, be provided with left ear base and right ear base in the left and right sides of each V-arrangement locating surface, left side pressure arm is identical with right pressure arm shape, left side pressure arm is made up of vertical arm and tilting arm, bottom at vertical arm is provided with thread bush, be provided with ear seat connecting hole with the left ear base corresponding position, vertically be hinged by bearing pin between arm and the left ear base, movable holddown be housed in the outer end of tilting arm; Right pressure arm is corresponding with left pressure arm, it also is made up of vertical arm and tilting arm, is equipped with in the bottom of vertical arm and is provided with adjustment screw, is being provided with ear seat connecting hole with the right ear base corresponding position, vertically be hinged by bearing pin between arm and the right ear base, movable holddown be housed in the outer end of tilting arm; Be provided with tappet between screw shaft and adjustment screw, tappet flatly is arranged on the below of V-arrangement locating surface, and the axis of tappet is vertical with the symmetrical center line of V-arrangement locating surface; Between left pressure arm and left ear base, be provided with the pressure arm resetting-mechanism, between right pressure arm and right ear base, also be provided with the pressure arm resetting-mechanism equally, described pressure arm resetting-mechanism is arranged on the top of bearing pin, it is made up of pressure regulating screw, spring base and back-moving spring, silicon rod to be cut places on the V-arrangement locating surface, is compressed synchronously by left pressure arm and right pressure arm; Described circumferential location locking mechanism is made up of handle, thread spindle, locking screw cover, gear ring, finger, band pin rack axle, spring and adjusting bolt, the locking screw cover is fixedly mounted on the side of base, the thread spindle spinning is in the locking screw cover, gear ring is sleeved on the thread spindle, finger is fixed on the thread spindle, on gear ring, be provided with draw-in groove, draw-in groove is corresponding with finger, the top of regulating bolt and thread spindle respectively with opening tensioner tapered sleeve on tighten up plane contact, the material of opening tensioner tapered sleeve is wear-resisting spring steel.
In these anchor clamps, synchronous clamping mechanism can clamp synchronously and unclamps silicon rod, silicon rod is placed on the horizontally disposed pair of V-arrangement positioning seat, movable clamping head is pressed in the top of silicon rod symmetrically, improved the system stiffness of whole anchor clamps, eliminate in the cutting process jitter phenomenon of silicon rod, thereby the flatness of raising cut surface.Owing to set up rotating mechanism between base and V-arrangement positioning seat, the V-arrangement positioning seat can rotate with respect to base, and it can satisfy silicon rod cutting machine technological requirement to the whole tune of clamp body in cutting process.Location locking mechanism can guarantee that the silicon rod revolution crosses just automatically location of 180 degree, lock by retaining mechanism then, it can satisfy the 180 degree tunes of needs in the silicon rod cutting process, the accurate technological requirement of location and fixing and locking well, both alleviate labor intensity of operating staff, improved production security and efficient again.
Description of drawings
Fig. 1, Fig. 2, Fig. 3 are structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is an A-A cutaway view among Fig. 1;
Fig. 4 is the B-B cutaway view among Fig. 2;
Fig. 5 is a C-C cutaway view among Fig. 4;
Fig. 6 is the structural representation of left pressure arm;
Fig. 7 is the structural representation of base;
Fig. 8, Fig. 9 are the structural representation of V-arrangement positioning seat;
Fig. 9 is the vertical view of Fig. 8.
Among the figure: the 1-base; 2-V shape positioning seat; 3-step mandrel; The 4-taper sheath; 5-opening tensioner tapered sleeve; The 6-double nut; The 9-silicon rod; 11-rotational positioning step; The 12-centre bore; The 13-pit; 21-rotates endoporus; The 22-stepped hole; The circumferential locating hole of 23-; 24-V shape locating surface; The 25-left ear base; The 26-right ear base; The 71-handwheel; The 72-screw shaft; The 73-tappet; The right pressure arm of 74-; The 75-adjustment screw; The 76-bearing pin; 77-left side pressure arm; The 78-movable holddown; The 701-pressure regulating screw; The 702-spring base; The 703-back-moving spring; The vertical arm of 771-; The tilting arm of 772-; The 773-thread bush; 774-ear seat connecting hole; The 81-handle; The 82-thread spindle; 83-locking screw cover; The 84-gear ring; The 85-finger; 86-band pin rack axle; The 87-spring; 88-regulates bolt.
The specific embodiment:
Describe the specific embodiment of the present invention in detail below in conjunction with the anchor clamps schematic diagram:
Described silicon rod cutting machine special fixture of reversing end for end, comprise base 1, V-arrangement positioning seat 2, step mandrel 3, taper sheath 4, opening tensioner tapered sleeve 5, double nut 6, synchronous clamping mechanism, circumferentially location and retaining mechanism and silicon rod 9, on base 1, be provided with rotational positioning step 11 and centre bore 12, be provided with pit 13 at its reverse side, rotational positioning step 11 and centre bore 12 coaxial lines, pit 13 is greater than the appearance and size of opening tensioner tapered sleeve 5; Be provided with the rotation endoporus 21 that matches with rotational positioning step 11 on the base 1 in the bottom surface of V-arrangement positioning seat 2, be provided with stepped hole 22 at the center of rotating endoporus 21, rotating the circumferential locating hole 23 that is circumferentially with of endoporus 21, step mandrel 3 is sleeved in the centre bore 12 of stepped hole 22 on the V-arrangement positioning seat 2 and base 1 with gap fiting mode, be sleeved on the hypomere of step mandrel 3 after taper sheath 4 and 5 combinations of opening tensioner tapered sleeve, and by double nut 6 axial limitings; Described synchronous clamping mechanism comprises handwheel 71, screw shaft 72, tappet 73, right pressure arm 74, adjustment screw 75, bearing pin 76, left side pressure arm 77, movable holddown 78, pressure arm resetting-mechanism and silicon rod 9, on V-arrangement positioning seat 2, be interval with two V-arrangement locating surfaces 24 together point-blank, be provided with left ear base 25 and right ear base 26 in the left and right sides of each V-arrangement locating surface 24, left side pressure arm 77 is identical with right pressure arm 74 shapes, left side pressure arm 77 is made up of vertical arm 771 and tilting arm 772, bottom at vertical arm 771 is provided with thread bush 773, be provided with ear seat connecting hole 774 with left ear base 25 corresponding positions, vertically be hinged by bearing pin 76 between arm 771 and the left ear base 25, movable holddown 78 be housed in the outer end of tilting arm 772; Right pressure arm 74 is corresponding with left pressure arm 77, it also is made up of vertical arm and tilting arm, be equipped with in the vertical bottom of arm and be provided with adjustment screw 75, be provided with ear seat connecting hole with right ear base 26 corresponding positions, vertically be hinged by bearing pin 76 between arm and the right ear base 26, movable holddown 78 be housed in the outer end of tilting arm; Be provided with tappet 73 between screw shaft 72 and adjustment screw 75, tappet 73 flatly is arranged on the below of V-arrangement locating surface 24, and the axis of tappet 73 is vertical with the symmetrical center line of V-arrangement locating surface 24; Between left pressure arm 77 and left ear base 25, be provided with the pressure arm resetting-mechanism, between right pressure arm 74 and right ear base 26, also be provided with the pressure arm resetting-mechanism equally, described pressure arm resetting-mechanism is arranged on the top of bearing pin 76, it is made up of pressure regulating screw 701, spring base 702 and back-moving spring 703, silicon rod 9 to be cut places on the V-arrangement locating surface 24, is compressed synchronously by left pressure arm 77 and right pressure arm 74; Described circumferential location locking mechanism is by handle 81, thread spindle 82, locking screw cover 83, gear ring 84, finger 85, band pin rack axle 86, spring 87 and adjusting bolt 88 are formed, locking screw cover 83 is fixedly mounted on the side of base 1, thread spindle 82 spinnings are in locking screw cover 83, gear ring 84 is sleeved on the thread spindle 82, finger 85 is fixed on the thread spindle 82, on gear ring 84, be provided with draw-in groove, draw-in groove is corresponding with finger 85, the top of regulating bolt 88 and thread spindle 82 respectively with opening tensioner tapered sleeve 5 on tighten up plane contact, the material of opening tensioner tapered sleeve 5 is wear-resisting spring steel.
Its course of work is as follows:
Silicon rod 9 to be cut is placed on the V-arrangement locating surface, forward rotation handwheel 71, screw shaft 72 rotates thereupon, at tappet 73, left side pressure arm 77, under the synchronous effect of right pressure arm 74 and bearing pin 76, left side pressure arm 77 and right pressure arm 74 all rotate to compaction direction synchronously around bearing pin 76, make the movable holddown 78 that is installed on left pressure arm 77 and the right pressure arm 74 push down silicon rod 9 to be cut synchronously, at this moment, promptly can implement cutting to silicon rod 9, after cutting finishes, backward rotation handwheel 71, left side pressure arm 77 and right pressure arm 74 are under the effect of pressure arm resetting-mechanism, unclamp silicon rod 9 synchronously,, satisfy Cutting Length requirement next time silicon rod 9 adjustment that moves forward.Last when cutting to, when silicon rod need reverse end for end to cut, by circumferential location locking mechanism, make the whole Rotate 180 degree tune of clamp body, it is release handle 81, this moment, thread spindle 82 outwards moved relative to locking screw cover 83, when outside move certain distance after, finger 85 snaps in the draw-in groove on the gear ring 84, gear ring 84 is rotated with respect to thread spindle 82, gear ring 84 just rotates, and drive band pin rack axle 86 pressuring springs 87 move down, band pin rack axle 86 integral body move down, like this, not only opening tensioner tapered sleeve 5 is released, and after being with pin rack axle 86 to move down, V-arrangement positioning seat 2 can freely rotate around step mandrel 3 relative to base 1, when V-arrangement positioning seat 2 forwards the 180 degree left and right sides to, and backward rotation handle 81, then thread spindle 82 moves inward, this moment, gear ring 84 also rotated with thread spindle 82 under the effect of finger 85, moved thereby drive on the band pin rack axle 86, when circumferential locating hole that band pin rack axle 86 is run on the V-arrangement positioning seat 2, make V-arrangement positioning seat 2 realize circumferentially location, along with thread spindle 82 moves in continuing, the top of thread spindle 82 will roof pressure to opening tensioner tapered sleeve 5, progressively tighten up then, force taper sheath 4 to move down, thereby realize locking V-arrangement positioning seat 2.

Claims (1)

1. the silicon rod cutting machine special fixture that can reverse end for end, it is characterized in that: comprise base (1), V-arrangement positioning seat (2), step mandrel (3), taper sheath (4), opening tensioner tapered sleeve (5), double nut (6), synchronous clamping mechanism, circumferentially location and retaining mechanism and silicon rod (9), on base (1), be provided with rotational positioning step (11) and centre bore (12), be provided with pit (13) at its reverse side, rotational positioning step (11) and centre bore (12) coaxial line, pit (13) is greater than the appearance and size of opening tensioner tapered sleeve (5); Be provided with the rotation endoporus (21) that matches with rotational positioning step (11) on the base (1) in the bottom surface of V-arrangement positioning seat (2), be provided with stepped hole (22) at the center of rotating endoporus (21), be circumferentially with circumferential locating hole (23) what rotate endoporus (21), step mandrel (3) is sleeved in the centre bore (12) of stepped hole (22) on the V-arrangement positioning seat (2) and base (1) with gap fiting mode, be sleeved on the hypomere of step mandrel (3) after taper sheath (4) and opening tensioner tapered sleeve (5) combination, and by double nut (6) axial limiting; Described synchronous clamping mechanism comprises handwheel (71), screw shaft (72), tappet (73), right pressure arm (74), adjustment screw (75), bearing pin (76), left side pressure arm (77), movable holddown (78), pressure arm resetting-mechanism and silicon rod (9), go up with being interval with two V-arrangement locating surfaces (24) point-blank at V-arrangement positioning seat (2), be provided with left ear base (25) and right ear base (26) in the left and right sides of each V-arrangement locating surface (24), left side pressure arm (77) is identical with right pressure arm (74) shape, left side pressure arm (77) is made up of vertical arm (771) and tilting arm (772), bottom at vertical arm (771) is provided with thread bush (773), be provided with ear seat connecting hole (774) with left ear base (25) corresponding position, vertically be hinged by bearing pin (76) between arm (771) and the left ear base (25), movable holddown (78) be housed in the outer end of tilting arm (772); Right pressure arm (74) is corresponding with left pressure arm (77), it also is made up of vertical arm and tilting arm, be equipped with in the vertical bottom of arm and be provided with adjustment screw (75), be provided with ear seat connecting hole with right ear base (26) corresponding position, vertically be hinged by bearing pin (76) between arm and the right ear base (26), movable holddown (78) is housed in the outer end of tilting arm; Be provided with tappet (73) between screw shaft (72) and adjustment screw (75), tappet (73) flatly is arranged on the below of V-arrangement locating surface (24), and the axis of tappet (73) is vertical with the symmetrical center line of V-arrangement locating surface (24); Between left pressure arm (77) and left ear base (25), be provided with the pressure arm resetting-mechanism, between right pressure arm (74) and right ear base (26), also be provided with the pressure arm resetting-mechanism equally, described pressure arm resetting-mechanism is arranged on the top of bearing pin (76), it is made up of pressure regulating screw (701), spring base (702) and back-moving spring (703), silicon rod to be cut (9) places on the V-arrangement locating surface (24), is compressed synchronously by left pressure arm (77) and right pressure arm (74); Described circumferential location locking mechanism is by handle (81), thread spindle (82), locking screw cover (83), gear ring (84), finger (85), band pin rack axle (86), spring (87) and adjusting bolt (88) are formed, locking screw cover (83) is fixedly mounted on the side of base (1), thread spindle (82) spinning is in locking screw cover (83), gear ring (84) is sleeved on the thread spindle (82), finger (85) is fixed on the thread spindle (82), on gear ring (84), be provided with draw-in groove, draw-in groove is corresponding with finger (85), the top of regulating bolt (88) and thread spindle (82) respectively with opening tensioner tapered sleeve (5) on tighten up plane contact, the material of opening tensioner tapered sleeve (5) is wear-resisting spring steel.
CN2010102252297A 2010-07-09 2010-07-09 Turnable fixture dedicated for silicon rod cutting machine CN101985227A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010102252297A CN101985227A (en) 2010-07-09 2010-07-09 Turnable fixture dedicated for silicon rod cutting machine

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Application Number Priority Date Filing Date Title
CN2010102252297A CN101985227A (en) 2010-07-09 2010-07-09 Turnable fixture dedicated for silicon rod cutting machine

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Publication Number Publication Date
CN101985227A true CN101985227A (en) 2011-03-16

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102490281A (en) * 2011-11-29 2012-06-13 河海大学常州校区 Fixture used for silicon wafer butting machine
CN102642028A (en) * 2012-04-16 2012-08-22 西安理工大学 Unpowered adaptive material boat clamping device
CN103552166A (en) * 2013-09-30 2014-02-05 洛阳鸿泰半导体有限公司 Device for adjusting crystal-orientation deviation degree of silicon rod
CN105034185A (en) * 2015-08-10 2015-11-11 浙江辉弘光电能源有限公司 Silicon ingot clamp
CN110303608A (en) * 2019-07-10 2019-10-08 陈惠丽 A kind of semiconductor silicon rod intercept unit based on wire cutting

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102490281A (en) * 2011-11-29 2012-06-13 河海大学常州校区 Fixture used for silicon wafer butting machine
CN102490281B (en) * 2011-11-29 2014-07-30 河海大学常州校区 Fixture used for silicon wafer butting machine
CN102642028A (en) * 2012-04-16 2012-08-22 西安理工大学 Unpowered adaptive material boat clamping device
CN103552166A (en) * 2013-09-30 2014-02-05 洛阳鸿泰半导体有限公司 Device for adjusting crystal-orientation deviation degree of silicon rod
CN105034185A (en) * 2015-08-10 2015-11-11 浙江辉弘光电能源有限公司 Silicon ingot clamp
CN110303608A (en) * 2019-07-10 2019-10-08 陈惠丽 A kind of semiconductor silicon rod intercept unit based on wire cutting

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Application publication date: 20110316