A kind of workpiece is rotatable and the adjustable polishing machine in polishing wheel position
Technical field:
The present invention relates to the plant equipment being processed by shot blasting to workpiece surface, can be revolved in particular to a kind of workpiece
Turn and the adjustable polishing machine in polishing wheel position.
Background technology:
Polishing machine is in polishing process, added with the light that micro cutting can be carried out to workpiece surface on the polishing wheel of rotation
Agent, namely what is often called wax bar.The polishing wheel is driven by motor to be rotated, and the polishing wheel of rotation is polished to the surface of workpiece.
The content of the invention:
Technical problem solved by the invention:Polishing machine of the prior art, it is necessary to staff manually overturns workpiece, with
Just the polishing wheel rotated is polished to each surface of workpiece.
In order to solve the above technical problems, the present invention provides following technical scheme:
A kind of workpiece is rotatable and the adjustable polishing machine in polishing wheel position, including mainframe, polishing wheel frame, polishing turbine
The chain delivery machanism of structure, longitudinally fed workpiece;
The chain delivery machanism is arranged on mainframe;
The polishing wheel frame is located at the side of mainframe;
The polishing wheel mechanism is located at the side of chain delivery machanism and in polishing wheel frame;Polishing wheel mechanism bag
Include and be fixedly mounted in polishing wheel frame and horizontally disposed square box, be articulated on square box and horizontally disposed laterally driven
Screw rod, the polishing wheel base being placed on square box, the polishing wheel support upright being fixedly mounted on polishing wheel base, installed in polishing
On wheel support upright polishing wheel seat, installed in polishing wheel seat on polishing wheel, installed in polishing wheel seat on and driving polishing wheel rotation
Motor;The bottom of the polishing wheel base is provided with internal thread part, and internal thread part opens up the screw thread being spirally connected with laterally driven screw rod
Hole, the end of the laterally driven screw rod are provided with handle;
The chain delivery machanism includes driving-chain, some driver plates being fixed on driving-chain, positioned at driver plate side
And it is located at chain cover plate, the rotating device on driver plate and locker above driving-chain, installed in chain cover plate
On rotating driving device;Some driver plates are fixed on driving-chain at certain intervals by longitudinal direction;
Rotating seat that the rotating device includes being articulated on driver plate, the fixed gear for being set in rotating seat periphery, peace
It is used for the keeper for positioning workpiece at the top of rotating seat;
The locker include be articulated on driver plate vertical bar, be set in vertical bar torsion spring, be fixed on it is perpendicular
Horizon bar at the top of straight-bar;The top of the torsion spring is fixed in vertical bar, and the bottom of torsion spring is fixed on driver plate, in torsion spring
Torsion under, the left end of the horizon bar is against on gear;
The rotating driving device is located at the side of rotating device, and rotating driving device includes the tooth that can be engaged with gear
Bar, the block piece positioned at rack side;The block piece is provided with a horizontal convex portion, and the horizontal convex portion can stop to be run on driving-chain
Horizon bar right-hand member, when the horizontal convex portion stops horizon bar right-hand member, horizon bar begins around vertical bar rotation, works as level
When bar begins around vertical bar rotation, the wheel and rack starts to engage.
By above-mentioned technical proposal, a kind of workpiece of the present invention is rotatable and the work of the adjustable polishing machine in polishing wheel position
Principle is as follows:
First, driving-chain makees the enclosed annular motion circulated, and driving-chain drives some driver plates thereon to make what is circulated
Enclosed annular moves.
Second, at driving-chain conveying workpieces to polishing wheel, the polishing wheel of rotation is polished to workpiece.
3rd, when the right-hand member of the horizon bar on driver plate touches the horizontal convex portion of block piece, horizontal convex portion is compeled
Horizon bar and vertical bar is set to rotate a certain angle, the left end of the horizon bar to rotate to an angle departs from the contact with gear, i.e.
Gear departs from the constraint of horizon bar, and now, gear starts to engage with rack.
4th, longitudinally disposed rack drives the gear vertically moved to rotate predetermined angle, for example, 90 degree, gear
Drive keeper thereon to rotate predetermined angle, and then drive the workpiece on keeper to rotate predetermined angle;Revolved in gear
During turning predetermined angle, the right-hand member of horizon bar, which is against on the horizontal convex portion of block piece, to be vertically moved, predetermined in gear rotation
Angle after, the right-hand member of horizon bar departs from the contact with horizontal convex portion, under the torsion of torsion spring, horizon bar reset, after reset
Horizon bar left end is against on gear, is rotated with limiting gear.
5th, at driving-chain conveying workpieces to polishing wheel, the polishing wheel of rotation is carried out to the workpiece after rotation predetermined angular
Polishing.
Pass through above-mentioned technical proposal, polishing wheel are polished to the workpiece of initial position first, afterwards, rotating driving device
Unblock locker simultaneously drives rotating device to act, workpiece rotation predetermined angular, afterwards, after polishing wheel is to rotation predetermined angular
Workpiece is polished.In this way, a kind of workpiece of the present invention is rotatable and the adjustable polishing machine in polishing wheel position can be automatically to work
Multiple sides of part are polished, and are advantageous to the raising of polishing efficiency.
The actionable handle of staff is laterally driven to drive to be illustrated to one kind of above-mentioned technical proposal as the present invention
Screw rod rotates, and laterally driven screw rod drives polishing wheel base laterally to be moved along square box transverse shifting by driving internal thread part
Dynamic polishing wheel base drives polishing wheel transverse shifting thereon, and then makes polishing wheel close to or away from chain delivery machanism
The workpiece of operation.
One kind of polishing wheel mechanism is illustrated as the present invention, the quantity of the polishing wheel mechanism is four, respectively the
One polishing wheel mechanism, the second polishing wheel mechanism, the 3rd polishing wheel mechanism, the 4th polishing wheel mechanism;The first polishing wheel mechanism
The left side of chain delivery machanism is respectively positioned on the second polishing wheel mechanism, the 3rd polishing wheel mechanism and the 4th polishing wheel mechanism are equal
Positioned at the right side of chain delivery machanism, the longitudinal pitch of the first polishing wheel mechanism and the second polishing wheel mechanism is equal to adjacent two
Twice of the longitudinal pitch of block driver plate, the longitudinal pitch of the first polishing wheel mechanism and the 3rd polishing wheel mechanism is equal to adjacent
The longitudinal pitch of two pieces of driver plates, the longitudinal pitch of the 3rd polishing wheel mechanism and the 4th polishing wheel mechanism are equal to adjacent two pieces
Twice of the longitudinal pitch of driver plate, the longitudinal pitch of the second polishing wheel mechanism and the 4th polishing wheel mechanism are equal to adjacent two
The longitudinal pitch of block driver plate;Before the first polishing wheel mechanism and the 3rd polishing wheel mechanism are located at rotating driving device longitudinal direction
Side, the second polishing wheel mechanism and the 4th polishing wheel mechanism are located at the rear of rotating driving device longitudinal direction.
As described above, under the driving of driving-chain, the second polishing wheel mechanism is carried out to the left side of the workpiece of initial position
Polishing, the 4th polishing wheel mechanism on the right side of the workpiece of initial position to being polished;Afterwards, in rotating driving device and rotating dress
Under the cooperation put, workpiece rotates predetermined angle, for example, 90 degree;Afterwards, the first polishing wheel mechanism is to postrotational workpiece
Left side is polished, and the 3rd polishing wheel mechanism on the right side of postrotational workpiece to being polished.
One kind of polishing wheel frame is illustrated as the present invention, the bolt and spiral shell that the polishing wheel frame passes through mutual cooperation
Mother is fixed on the side of mainframe.As described above, the polishing wheel frame and polishing wheel mechanism thereon can easily depart from
Mainframe or on mainframe.
Four polishing wheel mechanisms and a kind of of polishing wheel frame installation relation are illustrated as the present invention, the polishing turbine
The quantity of frame is two, respectively the first polishing wheel frame and the second polishing wheel frame;The first polishing wheel frame is positioned at master
The left side of frame, the second polishing wheel frame are located at the right side of mainframe;The first polishing wheel frame is provided with the first support
Seat and the second support base, the second polishing wheel frame are provided with the 3rd support base and four-supporting;The first polishing turbine
Structure is arranged on the first support base, and the second polishing wheel mechanism is arranged on the second support base, and the 3rd polishing wheel mechanism is arranged on the
On three support bases, the 4th polishing wheel mechanism is arranged on four-supporting.As described above, the square box of the first polishing wheel mechanism
It is fixedly mounted on the first support base, the square box of the second polishing wheel mechanism is fixedly mounted on the second support base, the 3rd polishing
The square box of wheel mechanism is fixedly mounted on the 3rd support base, and the square box of the 4th polishing wheel mechanism is fixedly mounted on the 4th support
On seat.
One kind of polishing wheel mechanism is illustrated as the present invention, the front end of the polishing wheel seat is articulated with polishing wheel shaft, institute
The left end that polishing wheel is arranged on polishing wheel shaft is stated, the right-hand member of the polishing wheel shaft is provided with driven pulley;The polishing wheel seat
Rear end is hinged a motor plate, opens up bar-shaped trough on motor plate, adjusting bolt is inserted with bar-shaped trough, the front end of adjusting bolt is hinged
In the rear end of polishing wheel seat, front nut and back nut, the front nut and back nut clamping motor plate are bolted with adjusting bolt,
The motor is arranged on motor plate, driving pulley is provided with motor shaft, driving pulley is joined with driven pulley by transmission belt
Connect.
As described above, motor drives polishing wheel shaft to rotate by transmission belt, and then drives the polishing wheel on polishing wheel shaft
Rotation.When that need to adjust transmission belt tension, staff can adjust the position of front nut and back nut in adjusting bolt, preceding
Nut and back nut motor plate rotate around it with polishing the hinged place of wheel seat, to adjust motor and polishing wheel on motor plate
The distance of axle, and then adjust the elasticity of transmission belt.
One kind of polishing wheel mechanism is illustrated as the present invention, the polishing wheel support upright opens up middle cavity, the side of middle cavity
Vertical bar shaped gap is opened up on wall, hollow intracavitary is articulated with screw rod, and the top of screw rod protrudes pillar top, the top of screw rod
Rotating handles is installed;The polishing wheel seat opens up through hole, threaded block and sliding block is fixedly mounted in through hole, the threaded block is opened
If screwed hole, threaded block is fixedly connected by sliding block with the side wall of through hole, and the sliding block is slidably matched with bar shaped gap, the spiral shell
Bar is screwed onto in the screwed hole of threaded block.
As described above, staff acts rotating handles, drive screw rotation, and screw drive threaded block, threaded block exists
For sliding block with being lifted under the cooperation of bar shaped gap, threaded block drives polishing wheel seat lifting, and polishing wheel seat drives polishing wheel lifting, lifting
Polishing wheel be suitable for the polishing position of workpiece.
The driver plate, which is provided with dish type mounting seat, to be illustrated to rotating device and a kind of of locker as the present invention,
The rotating seat is articulated in dish type mounting seat;The dish type mounting seat is provided with pivot joint block, the bottom pivot joint of the vertical bar
On pivot joint block, the bottom of the torsion spring is fixed on pivot joint block.As described above, rotating device and locker are installed in
In the dish type mounting seat of driver plate, specifically, locker is arranged on the pivot joint block of driver plate.It is so designed that, as long as dismounting
Lower dish type mounting seat, rotating device and locker are removed.
One kind of locker is illustrated as the present invention, the left end of the horizon bar is provided with the downward projection of first rolling
Wheel, the right-hand member of the horizon bar are provided with downward projection of second roller;Under the torsion of torsion spring, the left end of the horizon bar passes through
First roller is against on gear;When the horizontal convex portion barrier level bar right-hand member, horizontal convex portion contacts with the second roller.By upper
State bright, horizon bar actual with horizontal protrusions contact is the second roller, i.e. under the driving of driving-chain, the second roller is in horizontal stroke
Rolled on to convex portion.First roller of horizon bar left end is fastened between adjacent two tooth of gear, with the rotation of limiting gear, when
For second roller when being rolled on horizontal convex portion, the first roller of horizon bar left end departs from the contact with gear.
The rack, which includes the small column of multiple longitudinal arrangements, to be illustrated to one kind of rotating driving device as the present invention,
The spacing of two neighboring small column can accommodate a tooth of gear, and the rack is arranged on rack seat, and rack seat is consolidated with block piece
Fixed connection.As described above, the small column is equivalent to the tooth of rack, and the quantity of the small column included by rack is depending on rotation
The angle of rotation needed for seat, i.e. if rotating seat need to rotate larger angle, rack is longer, and the quantity of small column is more, if rotation
Swivel base need to rotate less angle, then rack is smaller, the negligible amounts of small column.
Brief description of the drawings:
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is a kind of workpiece of the present invention is rotatable and the structural representation of the adjustable polishing machine in polishing wheel position;
Fig. 2 is that a kind of workpiece is rotatable in Fig. 1 and the adjustable polishing machine in polishing wheel position conceals the first polishing wheel mechanism 10-
1st, after the second polishing wheel mechanism 10-2, the 3rd polishing wheel mechanism 10-3, the 4th polishing wheel mechanism 10-4, mainframe 60, first is thrown
Structural representation after halo frame 71, the second polishing wheel frame 72;
Fig. 3 is the combining structure schematic diagram of rotating device 30 and locker 40 in Fig. 2;
Fig. 4 is the structural representation of rotating driving device 50 in Fig. 2;
Fig. 5 is that rotating driving device 50 unlocks locker 40 and drives the fundamental diagram of rotating device 30 in Fig. 2;
Fig. 6 is the second polishing wheel frame 72 and the 3rd polishing wheel mechanism 10-3 mounted thereto and the 4th polishing in Fig. 1
Take turns mechanism 10-4 structural representation;
Fig. 7 be Fig. 6 in from lower left the second polishing wheel frame 72 and the 3rd polishing wheel mechanism 10- mounted thereto
3 and the 4th planar structure schematic diagram obtained by polishing wheel mechanism 10-4;
Fig. 8 is that the 4th polishing wheel mechanism 10-4 shown in Fig. 6 conceals the structural representation after polishing wheel support upright 16;
Fig. 9 is the structural representation of polishing wheel base 183 in Fig. 6.
Symbol description in figure:
10th, polishing wheel;10-1, the first polishing wheel mechanism;10-2, the second polishing wheel mechanism;10-3, the 3rd polishing turbine
Structure;10-4, the 4th polishing wheel mechanism;100th, wheel shaft is polished;101st, driven pulley;11st, motor;12nd, wheel seat is polished;121st, screw thread
Block;122nd, sliding block;123rd, screwed hole;13rd, motor plate;141st, adjusting bolt;142nd, front nut;143rd, back nut;15th, it is driven
Band;16th, wheel support upright is polished;160th, bar shaped gap;17th, screw rod;171st, rotating handles;181st, square box;182nd, laterally driven spiral shell
Bar;183rd, polishing wheel base;184th, internal thread part;185th, handle;
20th, chain delivery machanism;21st, driving-chain;22nd, driver plate;221st, dish type mounting seat;222nd, pivot joint block;23rd, chain
Cover plate;
30th, rotating device;31st, rotating seat;32nd, gear;33rd, keeper;
40th, locker;41st, vertical bar;42nd, horizon bar;421st, the first roller;422nd, the second roller;
50th, rotating driving device;51st, rack;510th, small column;52nd, block piece;520th, horizontal convex portion;53rd, rack seat.
60th, mainframe;
71st, the first polishing wheel frame;72nd, the second polishing wheel frame;723rd, the 3rd support base;724th, four-supporting.
Embodiment:
Such as Fig. 1, a kind of workpiece is rotatable and the adjustable polishing machine in polishing wheel position, including mainframe 60, polishing wheel frame,
The chain delivery machanism 20 of polishing wheel mechanism, longitudinally fed workpiece;The chain delivery machanism is arranged on mainframe;The throwing
Halo frame is located at the side of mainframe.
Such as Fig. 2, the chain delivery machanism includes driving-chain 21, some driver plates 22 being fixed on driving-chain, is located at
Driver plate side and the chain cover plate 23 above driving-chain, rotating device 30 and locker on driver plate
40th, the rotating driving device 50 on chain cover plate;Some driver plates are fixed on driving-chain at certain intervals by longitudinal direction
On.
Such as Fig. 3, rotating seat 31 that the rotating device 30 includes being articulated on driver plate, fixed rotating seat periphery is set in
Gear 32, be used for the keeper 33 that positions workpiece at the top of the rotating seat.The locker 40 includes being articulated in transmission
Vertical bar 41 on plate, the torsion spring being set in vertical bar, the horizon bar 42 being fixed at the top of vertical bar;The top of the torsion spring
It is fixed in vertical bar, the bottom of torsion spring is fixed on driver plate.Wherein, the left end of the horizon bar 42 is provided with downward projection of
First roller 421, the right-hand member of the horizon bar are provided with downward projection of second roller 422.Under the torsion of torsion spring, the level
The left end of bar is against on gear 32 by the first roller.
On above-mentioned rotating device 30, locker 40, the driver plate 22 is provided with dish type mounting seat 221, the rotation
Swivel base 31 is articulated in dish type mounting seat;The dish type mounting seat is provided with pivot joint block 222, the bottom pivot joint of the vertical bar 41
On pivot joint block, the bottom of the torsion spring is fixed on pivot joint block.
With reference to Fig. 4, Fig. 5, the rotating driving device 50 is located at the side of rotating device, and rotating driving device includes can be with
Rack 51, the block piece 52 positioned at rack side of gear engagement;The block piece is provided with a horizontal convex portion 520, the horizontal convex portion
The right-hand member of the horizon bar run on driving-chain can be stopped, when the horizontal convex portion stops horizon bar right-hand member, horizontal convex portion with
Second roller contact, horizon bar begin around vertical bar rotation, when horizon bar begin around vertical bar rotation when, the gear with
Rack starts to engage.
On rotating driving device 50, the rack 51 includes the small column 510 of multiple longitudinal arrangements, two neighboring roundlet
The spacing of post can accommodate a tooth of gear 32, and the rack is arranged on rack seat 53, and rack seat is fixedly connected with block piece 52.
With reference to Fig. 1, Fig. 2, the quantity of the polishing wheel mechanism is four, respectively the first polishing wheel mechanism 10-1, second
Polishing wheel mechanism 10-2, the 3rd polishing wheel mechanism 10-3, the 4th polishing wheel mechanism 10-4;The first polishing wheel mechanism and second
Polishing wheel mechanism is respectively positioned on the left side of chain delivery machanism 20, and the 3rd polishing wheel mechanism and the 4th polishing wheel mechanism are respectively positioned on
The longitudinal pitch of the right side of chain delivery machanism, the first polishing wheel mechanism and the second polishing wheel mechanism is equal to adjacent two pieces biographies
Twice of the longitudinal pitch of dynamic plate 22, the longitudinal pitch of the first polishing wheel mechanism and the 3rd polishing wheel mechanism are equal to adjacent two
The longitudinal pitch of block driver plate, the longitudinal pitch of the 3rd polishing wheel mechanism and the 4th polishing wheel mechanism are equal to adjacent two pieces biographies
Twice of the longitudinal pitch of dynamic plate, the longitudinal pitch of the second polishing wheel mechanism and the 4th polishing wheel mechanism are equal to adjacent two pieces
The longitudinal pitch of driver plate.Before the first polishing wheel mechanism and the 3rd polishing wheel mechanism are located at the longitudinal direction of rotating driving device 50
Side, the second polishing wheel mechanism and the 4th polishing wheel mechanism are located at the rear of rotating driving device longitudinal direction.
With reference to figure 6 to Fig. 9, the first polishing wheel mechanism 10-1, the second polishing wheel mechanism 10-2, the 3rd polishing wheel mechanism
10-3, the 4th polishing wheel mechanism 10-4 include being fixedly mounted in polishing wheel frame and horizontally disposed square box 181, pivot joint
On square box and horizontally disposed laterally driven screw rod 182, be placed on square box polishing wheel base 183, be fixedly mounted
Wheel support upright 16, the polishing wheel seat 12 on polishing wheel support upright are polished on polishing wheel base, on polishing wheel seat
Polishing wheel 10, installed in polishing wheel seat on and driving polishing wheel rotation motor 11;The bottom of the polishing wheel base is provided with
Internal thread part 184, internal thread part open up the screwed hole being spirally connected with laterally driven screw rod, and the end of the laterally driven screw rod is provided with
Handle 185.
Above-mentioned first polishing wheel mechanism 10-1, the second polishing wheel mechanism 10-2, the 3rd polishing wheel mechanism 10-3, the 4th polishing
Take turns in mechanism 10-4, the front end of the polishing wheel seat 12 is articulated with polishing wheel shaft 100, and the polishing wheel 10 is arranged on polishing wheel shaft
Left end, it is described polishing wheel shaft right-hand member driven pulley 101 is installed;The rear end of the polishing wheel seat is hinged a motor plate 13,
Bar-shaped trough is opened up on motor plate, is inserted with adjusting bolt 141 in bar-shaped trough, after the front end of adjusting bolt is hinged on polishing wheel seat
Hold, front nut 142 and back nut 143, the front nut and back nut clamping motor plate, the motor are bolted with adjusting bolt
11 are arranged on motor plate, driving pulley are provided with motor shaft, driving pulley is coupled with driven pulley by transmission belt 15.
Above-mentioned first polishing wheel mechanism 10-1, the second polishing wheel mechanism 10-2, the 3rd polishing wheel mechanism 10-3, the 4th polishing
Take turns in mechanism 10-4, the polishing wheel support upright 16 opens up middle cavity, and vertical bar shaped gap is opened up in the side wall of middle cavity
160, hollow intracavitary is articulated with screw rod 17, and the top of screw rod protrudes pillar top, and the top of screw rod is provided with rotating handles 171;
The polishing wheel seat opens up through hole, threaded block 121 and sliding block 122 is fixedly mounted in through hole, the threaded block opens up screwed hole
123, threaded block is fixedly connected by sliding block with the side wall of through hole, and the sliding block is slidably matched with bar shaped gap, the screw rod spiral shell
It is connected in the screwed hole of threaded block.
With reference to figure 1, Fig. 6, the quantity of the polishing wheel frame is two, and respectively the first polishing wheel frame 71 and second is thrown
Halo frame 72;The first polishing wheel frame is located at the left side of mainframe 60, and the second polishing wheel frame is located at mainframe
Right side;The first polishing wheel frame is provided with the first support base and the second support base, and the second polishing wheel frame is provided with the
Three support bases 723 and four-supporting 724.The first polishing wheel mechanism 10-1 is arranged on the first support base, the second polishing
Take turns mechanism 10-2 to be arranged on the second support base, the 3rd polishing wheel mechanism 10-3 is arranged on the 3rd support base, the 4th polishing wheel
Mechanism 10-4 is arranged on four-supporting.
With reference to figure 1, the first polishing wheel frame 71 is fixed on the left side of mainframe 60 by the screw bolt and nut of mutual cooperation
Side;Second polishing wheel frame 72 is fixed on the right side of mainframe 60 by the screw bolt and nut of mutual cooperation.
In practical operation, a kind of workpiece of the present invention is rotatable and the workflow of the adjustable polishing machine in polishing wheel position
It is as follows:
First, driving-chain 21 makees the enclosed annular motion circulated, and driving-chain 21 drives some driver plates 22 thereon to make
The enclosed annular motion of circulation.
Second, the conveying workpieces of driving-chain 21 successively at the second polishing wheel mechanism 10-2 and the 4th polishing wheel mechanism 10-4,
The polishing wheel 10 in the polishing wheel mechanism 10-4 of polishing wheel 10 and the 4th in second polishing wheel mechanism 10-2 of rotation is left to workpiece
Right both sides are polished.
3rd, it is horizontal when the right-hand member of the horizon bar 42 on driver plate 22 touches the horizontal convex portion 520 of block piece 52
Horizon bar 42 and vertical bar 41 is forced to rotate a certain angle to convex portion 520, the left end of the horizon bar 42 to rotate to an angle takes off
From the contact with gear 32, i.e. gear 32 departs from the constraint of horizon bar 42, and now, gear 32 starts to engage with rack 51.
4th, longitudinally disposed rack 51 drives the rotated ninety degrees of gear 32 vertically moved, and gear 32 drives thereon
The rotated ninety degrees of keeper 33, and then drive the workpiece rotated ninety degrees on keeper 33;In the mistake of the rotated ninety degrees of gear 32
Cheng Zhong, the right-hand member of horizon bar 42, which is against on the horizontal convex portion 520 of block piece 52, to be vertically moved, after the rotated ninety degrees of gear 32, water
The right-hand member of flat bar 42 departs from the contact with horizontal convex portion 520, and under the torsion of torsion spring, horizon bar 42 resets, the level after reset
The left end of bar 42 is against on gear 32, is rotated with limiting gear 32.
5th, the conveying workpieces of driving-chain 21 are successively at the first polishing wheel 10-1 and the 3rd polishing wheel 10-3, and the of rotation
The polishing wheel 10 in the polishing wheel 10-3 of polishing wheel 10 and the 3rd in one polishing wheel 10-1 is to two of the workpiece after rotated ninety degrees
Side is polished.
Above content is only the better embodiment of the present invention, for one of ordinary skill in the art, according to the present invention
Thought, there will be changes, this specification content should not be construed as to this hair in specific embodiments and applications
Bright limitation.