A kind of piezoid cylindrical polisher
Technical field
The present invention relates to peripheral milling equipment technical field, be specially a kind of piezoid cylindrical polisher.
Background technology
General cylindrical grinder, uses centreless grinding mostly, and for small pieces, especially metal material is not afraid of collision and is not afraid of
For the workpiece damaged, effect is the best.If somewhat larger workpiece, the equipment price of this grinding machine is the highest, for
Product frangible, that should not collide, such as piezoid, monocrystal silicon etc., it is necessary to special clamping, positioner.Such as: Application No.
200820168952.4 China a kind of monocrystalline silicon rounding device described in utility model, including lathe body, driving means, corundum
Wheel, tailstock, single crystal silicon product, one end of described driving means is provided with main folder dish, is provided with auxiliary on the same axis with main folder dish
Chuck, main folder dish, auxiliary chuck with chuck in working order time external diameter less than the external diameter of single crystal silicon product.Its shortcoming is this
Device can only clamp column class workpiece, and to outer sputtering after chip rebounds with bed body when polishing, affects processing environment.
Summary of the invention
It is an object of the present invention to provide a kind of piezoid cylindrical polisher, there is polishing effective, reduce chip and fly
The advantage spattered.
The above-mentioned technical purpose of the present invention has the technical scheme that a kind of piezoid cylindrical polishing
Machine, including clamping device, sanding apparatus and positioner, described sanding apparatus includes emery wheel, the polishing of installing described emery wheel is propped up
The polishing motor that frame and driving emery wheel rotate, the lower section of described emery wheel is provided with collecting box, and described clamping device includes being clamped in stone
The clamping disk of English sheet two sides and be the grip slipper of clamping disk for installing, described grip slipper is arranged on described positioner,
Described clamping disk is for being rotatably installed on grip slipper, and described clamping disk includes actively clamping disk and driven clamping disk, described active
Clamping disk is by driving motor-driven rotation, and described driven clamping disk keeps Tong Bu by synchronizer with actively clamping disk and turns
Dynamic, the rotation direction of described clamping disk is identical with the rotation direction of described emery wheel, and described clamping disk is that batch (-type) rotates;Described
The pivot center of clamping disk is parallel with the pivot center of described emery wheel, and the center of rotation of described clamping disk turning to described emery wheel
The line of the disorder of internal organs heart, with the angle of-60 ° at 45 ° of horizontal plane shape;The outside diameter of described clamping disk is less than piezoid around described folder
Hold minimum outside diameter during dish pivot axis.
Owing in the present invention, the center of rotation of clamping disk, to the line of the center of rotation of described emery wheel, is formed with horizontal plane
The angle of 45 °-60 ° wherein this angle is emery wheel and the line of centres of piezoid clamping disk and emery wheel when the state of polishing and level
The angle that face produces so that emery wheel is when polishing, and the instantaneous direction that flies out of abrasive dust is that the center of rotation being perpendicular to clamping disk is to institute
State the instantaneous direction angle with horizontal plane formation 30 °-45 ° that flies out of the line of the center of rotation of emery wheel, i.e. abrasive dust, can be effective
Reduce after abrasive dust enters in collecting box with collecting box bottom bounce-back divide being perpendicular to horizontal plane highly rather than in prior art
Direction flies into collecting box, and direction acceleration of gravity direction vector overlaps, and making the abrasive dust speed when bounce-back is maximum, bounce-back height
Degree is also maximum, easily sputters collecting box;And clamping disk rotates the polishing time that can provide sufficient for batch (-type), beats
Mill effect is more preferable, the most actively clamping disk and driven clamping disk synchronous axial system, prevents on startup actively clamping disk and slave clip
Hold dish and can produce instantaneous relatively rotating and destroy the surface of piezoid.
As preferably, described clamping disk often rotates central angle when being 15 °-30 °, and described clamping disk suspends rotation time 0.5-
1 second.
As preferably, described synchronizer includes spur gear wheel transmission component and Helical gear Transmission assembly, described cylinder
Spur Gear Driving assembly includes that the active spur gear of several engaged transmission, described Helical gear Transmission assembly include that two are engaged
Helical gear and the driven spur gear being rotated by active Spur Gear Driving and making described helical gear rotate, described active spur gear with from
Dynamic spur gear is connected by drive link and keeps synchronous axial system.
As preferably, the axial force direction that described Helical gear Transmission assembly produces is to be pointed to actively clamping by driven clamping disk
Dish.Piezoid can be clamped in bruting process all the time by this axial force.
As preferably, the clamping face of described clamping disk is provided with sucker.This sucker is plastic vacuum sucker, due to piezoid table
Face is smooth, is easily adsorbed.
As preferably, described grip slipper is provided with Mobile base, and described Mobile base is slidably connected on described grip slipper, described
Driven clamping disk is arranged on described Mobile base, by the described Mobile base that slides make described driven clamping disk away from or near described
Actively clamping disk.
As preferably, described Mobile base connects the pushing component promoting its slip.
As preferably, described drive link is telescopic structure, including the sleeve socket-connected mutually and loop bar, in described sleeve and
Being provided with card article outside described loop bar, described card article stops described sleeve to rotate along described drive link axis relative to described loop bar.
As preferably, described positioner includes that the longitudinal register assembly moved along described clamping disk axis direction is with vertical
In the located lateral assembly that described clamping disk axis direction moves, described longitudinal register assembly includes first connected that slide over each other
Slide and the second slide, described second slide is provided with the first drive rod, and described first slide is provided with and drives with described first
The first drive block that bar is threaded, described located lateral assembly includes slide over each other the 3rd slide connected and the 4th slide,
Described 4th slide is provided with the second drive rod, and described 3rd slide is provided with second threadeded with described second drive rod
Drive block, described second slide is fixed on described 3rd slide.
As preferably, the lower section of described emery wheel is provided with collecting box, and described collecting box is provided with flare openings, described collecting box
Inside it is provided with the rebound surface being positioned at below opening, in the center of rotation of described rebound surface and described clamping disk to the rotation of described emery wheel
The line of the heart forms the angle of 60 °-80 °, and the right opposite of described rebound surface sets buffering suface, and described buffering suface is provided with spaced apart
Barrier plate.
This collecting box can reduce the bounce-back height of abrasive dust further, and Anti-splash effect is more preferable.
Beneficial effects of the present invention: the present invention can effectively reduce after abrasive dust enters in collecting box with collecting box bottom anti-
Bullet height, Anti-splash is effective, and clamping disk rotates the polishing time that can provide sufficient for batch (-type), polishes effective,
Piezoid firm grip, protection piezoid surface are not worn simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the cross-sectional structure schematic diagram of drive link in the embodiment of the present invention;
With the positional structure schematic diagram of collecting box when Fig. 3 is embodiment of the present invention medium plain emery wheel polishing piezoid.
Detailed description of the invention
Specific examples below is only explanation of the invention, and it is not limitation of the present invention, art technology
The present embodiment can be made after reading this specification by personnel as required does not has the amendment of creative contribution, but as long as
All protected by Patent Law in scope of the presently claimed invention.
Embodiment, as it is shown in figure 1, a kind of piezoid cylindrical polisher, including clamping device 3, sanding apparatus 1 and location dress
Putting 2, described sanding apparatus 1 includes emery wheel 12, the polishing support 11 installing described emery wheel 12 and the polishing driving emery wheel 12 to rotate
Motor 13, the lower section of described emery wheel 12 is provided with collecting box 4.
Described clamping device 3 includes the clamping disk being clamped in piezoid two sides and is the grip slipper of clamping disk for installing
31, described grip slipper 31 is arranged on described positioner 1, described clamping disk for being rotatably installed on grip slipper 31, described folder
Holding dish and include actively clamping disk 33 and driven clamping disk 34, described active clamping disk 33 rotates by driving motor 39 to drive, institute
State driven clamping disk 34 and keep synchronous axial system by synchronizer with actively clamping disk 33, the rotation direction of described clamping disk and institute
The rotation direction stating emery wheel 12 is identical, and described clamping disk is that batch (-type) rotates, described clamping disk often rotate central angle be 15 °-
When 30 °, described clamping disk suspends the rotation time 0.5-1 second.
The pivot center of described clamping disk is parallel with the pivot center of described emery wheel 12, and the center of rotation of described clamping disk
To the line of the center of rotation of described emery wheel 12, with the angle of-60 ° at 45 ° of horizontal plane shape;The outside diameter of described clamping disk is little
Minimum outside diameter when piezoid is around described clamping disk pivot axis.Described grip slipper 31 is provided with Mobile base 32,
Described Mobile base 32 is slidably connected on described grip slipper 31, and described driven clamping disk 34 is arranged on described Mobile base 32, logical
Cross the described Mobile base 32 that slides make described driven clamping disk 34 away from or near described active clamping disk 33.Described Mobile base 32 is even
It is connected to the pushing component promoting it to slide.
Described synchronizer includes spur gear wheel transmission component and helical gear 37 transmission component, and described spur gear wheel passes
Dynamic assembly includes that the active spur gear 35 of several engaged transmission, described helical gear 37 transmission component include two helical teeth engaged
Take turns 37 and rotated and made the driven spur gear 36 that described helical gear 37 rotates, described active spur gear by active spur gear 35 transmission
35 are connected holding synchronous axial system, the axial force side that described Helical gear Transmission assembly produces with driven spur gear 36 by drive link 38
To for being pointed to actively clamping disk 33 by driven clamping disk 34.Described drive link 38 is telescopic structure, including the set socket-connected mutually
Cylinder 381 and loop bar 382, be provided with card article in described sleeve 381 and outside described loop bar 382, and described card article stops described sleeve 381
Rotate along described drive link 38 axis relative to described loop bar 382.
Described positioner 2 includes the longitudinal register assembly moved along described clamping disk axis direction and is perpendicular to described folder
Holding the located lateral assembly moved in disk axis direction, described longitudinal register assembly includes the first slide 21 He connected that slides over each other
Second slide 22, described second slide 22 is provided with the first drive rod, and described first slide 21 is provided with and drives with described first
The first drive block that bar is threaded, described located lateral assembly includes the 3rd slide 23 and the 4th slide connected that slide over each other
24, described 4th slide 24 is provided with the second drive rod, and described 3rd slide 23 is provided with described second drive rod screw thread even
The second drive block connect, described second slide 22 is fixed on described 3rd slide 23.
Described collecting box 4 is provided with flare openings, is provided with the rebound surface 41 being positioned at below opening, institute in described collecting box 4
State the center of rotation folder to the line formation 60 °-80 ° of the center of rotation of described emery wheel 12 of rebound surface 41 and described clamping disk
Angle, the right opposite of described rebound surface 41 sets buffering suface 42, and described buffering suface 42 is provided with barrier plate 43 spaced apart.