Summary of the invention
The present invention provides a kind of eyeglass cutting equipment for grinding, control method and cutting machines, it is intended to overcome the prior art
Middle machining eyeglass needs the shortcomings that frequent replacement cutting tool assembly.
The present invention is implemented as follows:
A kind of eyeglass cutting equipment for grinding, including,
Clamping device, first movement driving device, the fixture assembly being set in the first movement driving device are described
First movement driving device is for driving the fixture assembly mobile in Y direction;The fixture assembly is used for clipped lens, and
With the first rotation drive device for driving clamped eyeglass rotation;
Cutting mechanism, including the second mobile drive deivce, the cutting tool assembly being set on second mobile drive deivce,
Second mobile drive deivce is for driving the cutting tool assembly mobile in X-direction;The cutting tool assembly includes the second rotation
Rotary driving device, knife bar and the grinding wheel for being loaded in the cutting tool of the knife bar end and being set on the knife bar, institute
The second rotation drive device is stated for driving the knife bar to rotate;
Control mechanism, the control mechanism drive the fixture assembly in Y for controlling the first movement driving device
Axis direction is mobile, the second mobile drive deivce of control drives the cutting tool assembly in X-direction movement, control first rotation
Driving device drives clamped eyeglass rotation, controls the second rotation drive device driving knife bar rotation, so that cutter
Assembly cutting is polished by the eyeglass of the gripper mechanism grips.
The present invention can also be further perfect by following technical measures:
As a further improvement, the fixture assembly include chuck body, the first rotation drive device, telescopic device, from
Dynamic collet;
The chuck body has the drive dog that is connected with the output end of first rotation drive device, it is described from
Dynamic collet is rotatably dispose on the telescopic device, and the telescopic device is for controlling the slave clip head rest close or remote from described
Drive dog is rotated with clipped lens, first rotation drive device by the clamped eyeglass of drive dog driving.
As a further improvement, one end of the closely described drive dog of slave clip head rest is in the arc towards central concave
Face, and the arcwall face is adapted with cambered surface in the middle part of the eyeglass.
As a further improvement, the drive dog is made with the driven collet of nylon material.
As a further improvement, the equipment for grinding further includes body, the body has first extended along the y axis
Vertical side plate, the second vertical side plate extended along the x axis, the first vertical side plate are fixedly connected with the second vertical side plate;
The first movement driving device, the first rotation drive device are all set on the outside of the first vertical side plate, the folder
Tool ontology, telescopic device and driven collet are respectively positioned on the first vertical side plate interior sides;The first vertical side plate, which has, supplies first
The first through slot that mobile drive deivce is connect with fixture assembly;
Second mobile drive deivce is set on the outside of the second vertical side plate, and the cutting tool assembly is located at the second vertical side
On the inside of plate;The second vertical side plate has the second through slot connecting for the second mobile drive deivce with cutting tool assembly.
As a further improvement, the first movement driving device includes the first driving motor, the first screw rod, two first
Pole socket and the first nut seat;Two first screw rodb bases are arranged in the first screw both end, and it is perpendicular to be fixed at described first
To on side plate, first nut seat is set on first screw rod;The first vertical side plate have interlayer, described first
Nut seat has the first orientation shutter moved in the interlayer of the first vertical side plate, and the orientation shutter is to block
State the first through slot;
Second mobile drive deivce includes the second driving motor, the second screw rod, two second screw rodb bases and the second spiral shell
Base;Two second screw rodb bases are arranged in the second screw both end, and are fixed on the described second vertical side plate, and described the
Two nut seats are set on second screw rod;The second vertical side plate has interlayer, and second nut seat has the
The the second orientation shutter moved in the interlayer of two vertical side plates, the second orientation shutter are logical to block described second
Slot.
As a further improvement, the cutting tool assembly further includes lock screw, the knife bar has for the grinding wheel that locks
Multi-diameter shaft and external screw thread, the lock screw are threadedly coupled to lock the sand with the multi-diameter shaft with the external screw thread
Wheel.
The present invention also provides a kind of control methods, for above-mentioned equipment for grinding;Include:
S1, fixture assembly clipped lens;
S2, the first rotation drive device drive clamped eyeglass rotation;The rotation of second rotation drive device trigger shaft;
S3, it is mobile towards cutting mechanism in Y direction that first movement driving device drives fixture assembly;Second mobile driving dress
It is mobile towards clamping device in X-direction to set driving cutting tool assembly;
S4, the second mobile drive deivce driving cutting tool assembly are moved to cutting tool and carry out cutting position to clamped eyeglass
It sets, the clamped eyeglass in the driving rotation of first movement driving device is moved back and forth in Y direction to cut out eyeglass wheel
It is wide;
S5, eyeglass profile is cut process after, first movement driving device drives fixture assembly towards far from cutting tool
Direction is mobile;
S6: the second mobile drive deivce driving cutting tool assembly is moved to grinding wheel and carries out grinding position to clamped eyeglass, the
Clamped eyeglass in the driving rotation of one mobile drive deivce moves back and forth the eyeglass profile gone out with grinding in Y direction.
Further, the revolving speed for being clamped eyeglass is 5~15 revs/min.
The present invention also provides a kind of cutting machine, it is used to be cut and be polished for eyeglass to be cut, including as described above
Equipment for grinding.
Compared with prior art, the invention has the following advantages that
1. equipment for grinding with fixture assembly it is mobile in Y direction be that first axle, the driving of the first rotation drive device are pressed from both sides
It holds eyeglass and rotates to be the second axis, it is third axis that cutting tool assembly is mobile in X-direction, forms three simple and practical axis lathes, mirror
Piece profile can cut formation under the cooperative movement of above three axis, and facilitate polishing.
2. grinding wheel and cutting tool are equally installed on knife bar by cutting tool assembly, driven by the second mobile drive deivce
Cutting tool assembly makees straight reciprocating motion, so that cutting tool cuts eyeglass again, is carried out by grinding wheel to the eyeglass cut
Polishing improves working efficiency to save the process of tool changing.And due to eliminating manipulator tool changing device, saved space with
Cost.
Specific embodiment
Present invention is further described in detail with specific embodiment with reference to the accompanying drawing.
Figure 11 is please referred to, wherein X1 is eyeglass to be cut, and X2 is cutting finished product mirror.
Referring to FIG. 1, the embodiment of the present invention provides a lens cutter, for being cut and being beaten for eyeglass to be cut
Mill, including body 1, clamping device 2, feed mechanism 5, cutting mechanism 7, control mechanism (not shown), material storage mechanism 9.
Body 1 is used to for other mechanisms of cutting machine provide fixed platform, so as to clamping device 2, feed mechanism 5, cut
There can be relatively-stationary distance between cutting mill structure 7 etc., be conducive to cooperate between a mechanism, be processed.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, the clamping device 2 includes the first movement driving being arranged on body 1
Device 21, the fixture assembly (not marked in figure) being set in the first movement driving device 21.
The first movement driving device 21 is for driving the fixture assembly mobile in Y direction;The fixture assembly
For clipped lens, and there is the first rotation drive device 4 for driving clamped eyeglass rotation.
The feed mechanism 5 is set on the body 1, and for by eyeglass to be cut, successively feeding to be total to the fixture
At to be clamped by the fixture assembly, realization automatic charging.
Fig. 1, Fig. 2, Fig. 5 are please referred to, the cutting mechanism 7 includes the second mobile driving dress being set on the body 1
The cutting tool assembly 8 setting 71, being set on second mobile drive deivce 71.Second mobile drive deivce 71 is for driving
The cutting tool assembly 8 is mobile in X-direction.
The cutting tool assembly 8 is including the second rotation drive device 83, knife bar 84 and is loaded in 84 end of knife bar
Cutting tool 81 and the grinding wheel 82 being set on the knife bar 84, second rotation drive device 83 is for driving the knife
Bar 84 rotates.As shown in figure 5, in actual production, most cutting tool 81 can be loaded on knife bar 84 by collet, with
Keep the work of cutting tool 81 more stable, this is noted by those skilled in the art, and this is no longer going to repeat them.
Grinding wheel 82 and cutting tool 81 are equally installed on knife bar 84 by this cutting tool assembly 8, pass through the second mobile driving dress
It sets 71 drive cutting tool assemblies 8 and makees straight reciprocating motion, so that cutting tool 81 cuts eyeglass again, by grinding wheel 82 to having cut
The eyeglass cut is polished, to save the process of tool changing, improves working efficiency.And due to eliminating manipulator tool changing device,
Space and cost are saved.
Control mechanism for control the first movement driving device 21 drive the fixture assembly Y direction it is mobile,
Controlling the second mobile drive deivce 71 drives the cutting tool assembly 8 in X-direction movement, control first rotation drive device
4 clamped eyeglass rotation driven, control second rotation drive device 83 knife bar 84 is driven to rotate.To with Y-axis side
Third axis is rotated to be with eyeglass with X-direction movement for the second axis for first axle to mobile, by the cooperation of three axis, thus
Make the eyeglass that cutting tool assembly 8 is cut or polishing is clamped by the clamping device 2.
It should be noted that the control mechanism is not shown in the figure, control mechanism is embodied in processor
Electric drive or gas driver in each mechanism are connected by electric signal, by controlling the work of its each driver, is come real
Now to the Operation control of cutting machine.Its control mechanism can use PLC control system, and PLC control system specifically controls each
Electric drive or gas driver, since the those skilled in the art that are installed as of this control mechanism note, digital control system can also
It is debugged, is cooperated with the technical solution disclosed in the present embodiment using existing system, be may be implemented and manufacture this cutting
Machine equipment no longer illustrates control mechanism at this.
This numerical control cutting machine with fixture assembly it is mobile in Y direction be that first axle, the driving of the first rotation drive device 4 are pressed from both sides
It holds eyeglass and rotates to be the second axis, it is third axis that cutting tool assembly 8 is mobile in X-direction, forms three simple and practical axis lathes, mirror
Piece profile can cut formation under the cooperative movement of above three axis, and facilitate polishing, promote machining accuracy.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, fixture assembly includes that chuck body 31, first rotates in the present embodiment
Driving device 4, telescopic device 35, driven collet 36.
The chuck body 31 has the drive dog 32 being connected with the output end of first rotation drive device 4,
The driven collet 36 is rotatably dispose on the telescopic device 35, and the telescopic device 35 is for controlling the driven collet 36
Close to or far from the drive dog 32 with clipped lens, first rotation drive device 4 is driven by the drive dog 32
Move clamped eyeglass rotation.
This fixture assembly is close to each other come clipped lens using drive dog 32 and driven collet 36, and passes through the first rotation
Driving device 4 drives clamped eyeglass rotation, so that any border part of the eyeglass can be cut.
Drive dog 32 is made with driven collet 36 of nylon material in the present embodiment, increases frictional force, has machine
Tool intensity is high, tension with higher, compression strength.In other embodiments, high molecular material can be used.
Further, the telescopic device 35 includes telescopic cylinder 351 and fixed plate 352, and the telescopic cylinder 351 is set
It is placed in the chuck body 31, and is located at 32 top of drive dog;The fixed plate 352 and the telescopic cylinder 351
Output end be fixedly connected;The driven collet 36 is rotatably dispose in the fixed plate 352, and the telescopic cylinder 351 is used for
Control the driven collet 36 close to clipped lens or far from the drive dog 32 to put down eyeglass.
Fig. 1 and Figure 10 is please referred to, corresponding with fixture assembly, the material storage mechanism 9 is set to the fixture assembly
Lower section, and material storage mechanism 9 includes material-storing box 92 and water conservancy diversion slope 91, the preferred model of angle on the water conservancy diversion slope 91 and horizontal plane
Enclosing is 30~60 degree, and after the completion of eyeglass cutting, telescopic cylinder 351 extends, and driven collet 36 is far from drive dog 32, thus mirror
Piece is fallen, and eyeglass falls to the water conservancy diversion slope 91 of material storage mechanism 9, is slid in material-storing box 92 immediately, due to lens quality itself
It is relatively light, storage bin is fallen by water conservancy diversion slope 91 and is stacked.
Wherein, the water conservancy diversion slope 91 uses elastic material, to prevent eyeglass from hitting too quickly fragmentation, for example, by using modeling
The relatively smooth rubber of material or surface.In the present embodiment, the use hard paper material on the water conservancy diversion slope 91, it can prevent mirror
Piece fragmentation, and friction can be reduced, accelerate water conservancy diversion to enter in material-storing box 92.
Wherein, the water conservancy diversion slope 91 and the angle of horizontal plane are more preferably 30~45 degree, in the present embodiment, water conservancy diversion
The angle of slope 91 and horizontal plane is more preferably 45 degree.The water conservancy diversion slope 91 at 45 degree of angles can increase the storing of material-storing box 92
Depth improves water conservancy diversion speed, and possesses enough continuing surfaces, to accept from the eyeglass fallen between two collets.
Preferably, Fig. 5 and Fig. 6 are please referred to, the cutting tool assembly 8 further includes lock screw 85, and the knife bar 84, which has, to be used
In locking grinding wheel 82 multi-diameter shaft 841 and external screw thread 842, the lock screw 85 be threadedly coupled with the external screw thread 842 with
The multi-diameter shaft 841 locks the grinding wheel 82.To when in use, fall off without having to worry about grinding wheel 82, increase service precision.
Fig. 1 and Fig. 2 are please referred to, the body 1 has the first vertical side plate 11 extended along the y axis, prolongs along the x axis
The vertical side plate 12 of second stretched, the first vertical side plate 11 are fixedly connected with the second vertical side plate 12.
The first movement driving device 21, the first rotation drive device 4 are all set in the first vertical 11 outside of side plate,
Middle first movement driving device 21 is fixed on the first vertical 11 outside of side plate.
The chuck body 31, telescopic device 35 and driven collet 36 are respectively positioned on the first vertical 11 inside of side plate, ascend the throne
In 1 inside of body.The first vertical side plate 11 is equipped with the first through slot (not marking in figure, referring to the first orientation shutter), the
One through slot can have drives fixture assembly mobile in Y direction for first movement driving device 21;And first through slot can be for
One rotation drive device 4 is mobile in Y direction with fixture assembly.
Second mobile drive deivce 71 is set to the second vertical 12 outside of side plate, and the cutting tool assembly 8 is located at second
Vertical 12 inside of side plate.Corresponding with the first through slot, the second vertical side plate 12 has the second through slot, and the second through slot supplies
Second mobile drive deivce 71 drives cutting tool assembly 8 mobile in X-direction.
By the way that each device to be separately positioned on to the interior outside of body 1, reaches rationally using space, reduce the work of occupied area
With.
Specifically, please referring to Fig. 1 to Fig. 3, the first movement driving device 21 includes the first driving motor 26, first
Bar 22, two first screw rodb bases 23 and the first nut seat 24.
Two first screw rodb bases 23 are arranged at 22 both ends of the first screw rod, and are fixed at the described first vertical side plate 11
On, first nut seat 24 is set on first screw rod 22.First driving motor 26 is using servo motor, screw rod and spiral shell
Base 66 uses ball nut assembly, thus ensure 21 fixture assembly precision controlling of first movement driving device, three axis cooperation essence
The true profile for being cut into eyeglass finished product.
Wherein, first nut seat 24 has the first orientation shutter, in addition to the orientation having to for nut seat 66
Effect is outer, is also used to block first through slot, and outside in the vertical side plate 11 of isolation first plays protective action, prevents clast
Into the inside of cutting machine, transmission system and control system are damaged.The first orientation shutter can be the first vertical side that reclines
The inner or outer side of plate 11 is arranged.As shown, the first rotation drive device 4 is mutually fixed with the first orientation shutter, and first
There is the output end for the first rotation drive device 4 to protrude into 1 inside of body to connect with drive dog 32 on orientation shutter
Through-hole.
In the present embodiment, the described first vertical side plate 11 has interlayer, and the first orientation shutter is in the first vertical side plate
In 11 interlayer, the movement that the first nut seat 24 can only be stable is limited using the interlayer of the first vertical side plate 11, is conducive to improve
The precision of finished product.
It is corresponding with first movement driving device 21, second mobile drive deivce 71 include the second driving motor,
Second screw rod, two second screw rodb bases and the second nut seat 66;Two second screw rodb bases are arranged in the second screw both end, and solid
Fixed to be arranged on the described second vertical side plate 12, second nut seat 66 is set on second screw rod;Second spiral shell
Base 66 second orients shutter 72.
The second vertical side plate 12 has interlayer, and the second orientation shutter 72 is located in interlayer, and can be vertical second
It is moved in the interlayer of side plate 12, the second orientation shutter 72 is to block second through slot.
Feed mechanism 5 can be set according to actual needs different structure.
Please refer to Fig. 1, Fig. 2, Fig. 7 and Fig. 8;In the present embodiment, the feed mechanism 5 include feeding manipulator 51 with
And material-pulling device 6.
The material-pulling device 6 places eyeglass to be cut for stacking, and is located at 51 lower section of feeding manipulator;On described
Expect that manipulator 51 includes rotating driver 52, telescopic arm 53 and negative-pressure adsorption part 54;The telescopic arm 53 is located at rotation driving
The round end of device 52, the negative-pressure adsorption part 54 are located at the telescopic end of the telescopic arm 53.
The control mechanism stacks the mirror being placed on the material-pulling device 6 by the absorption of pneumatic control negative-pressure adsorption part 54
Piece, and it is described to be moved to the rotating driver 52 by the eyeglass on the negative-pressure adsorption part 54 with the telescopic arm 53 cooperation
Between drive dog 32 and the driven collet 36, thus clipped lens.
Wherein eyeglass stacking to be cut is placed on material-pulling device 6, while also in 51 lower section of feeding manipulator, thus
Feeding manipulator 51 is allowed to adsorb eyeglass by negative-pressure adsorption part 54, and telescopic arm 53 can increase negative-pressure adsorption part 54
Adsorbable region, under the stationary scene of material-pulling device 6, feeding manipulator 51 can also adsorb multiple eyeglass, by with
The cooperation of rotating driver 52 send eyeglass between the drive dog 32 and the driven collet 36, to be pressed from both sides by fixture assembly
It holds, completes automation feeding operation.
Wherein preferred, the material-pulling device 6 includes for limiting the vertically movable catch net 61 of eyeglass, for pushing
State the vertical drive 62 that eyeglass moves up and down in the catch net 61.Due to the protection of catch net 61, eyeglass be will not fall
Out, eyeglass can be pushed to move up and down in the catch net 61 by included vertical drive 62, therefore can accomplished
It is disposable to stack multiple eyeglasses toward catch net 61, it can be by automatic charging.
The structure of vertical drive 62 can be arranged according to specific needs.
In the present embodiment, the vertical drive 62 include stepper motor 63, position firm bar 64, vertical screw rod,
Nut seat 66 and lens tray 67,66 sliding sleeve of nut seat be set to it is described position on firm bar 64, and with it is described vertical
Wire rod thread cooperation, described 67 one end of lens tray are fixedly installed on the nut seat 66, and the other end protrudes into the catch net 61
It is interior to hold up eyeglass;The stepper motor 63 is for driving the vertical screw rod rotation to move up and down the lens tray 67.
Make its more convenient control using the component of feed screw nut, precision is higher.
The telescopic end of the telescopic arm 53 has a fixed block 56, and the negative-pressure adsorption part 54 includes two and is arranged at intervals on
The vacuum chuck of 56 side wall of fixed block, and the telescopic direction one in the absorption direction and the telescopic arm 53 of the vacuum chuck
Cause so that when driven collet 36 close to drive dog 32 with clipped lens when, two vacuum chucks are located at driven 36 two sides of collet.
As a further improvement, the telescopic arm 53 includes drive seat 57, two telescopic rods 55 and fixed block 56, the drive
Dynamic seat 57 is located at the round end of rotating driver 52, and it is for linear motion to be used to control the telescopic rod 55, the fixed block 56
Positioned at 55 end of telescopic rod;
Two telescopic rods 55 are spaced and are arranged in parallel in the drive seat 57, so that when rotating driver 52 drives telescopic rod
55 towards when the rotation of drive dog 32, and the fixed plate 352 and the driven collet 36 are between two telescopic rods 55.
Feeding manipulator 51 includes rotating driver 52, telescopic arm 53, the tool of negative-pressure adsorption part 54 using pneumatic control, i.e., originally
Body is also rotary cylinder or Pneumatic extension device 35, is connected by very thin tracheae, and self-operating can't be interfered.
Please refer to Fig. 7 and Fig. 9, wherein the telescopic end of the telescopic arm 53 has a fixed block 56, the negative-pressure adsorption part
54 include two vacuum chucks for being arranged at intervals on 56 side wall of fixed block, so that when driven collet 36 is close to drive dog 32
When with clipped lens, two vacuum chucks are located at driven 36 two sides of collet.It should be noted that drive dog 32 and driven collet 36
Diameter be only optic diameter to be cut a quarter to half, therefore, vacuum chuck can be adsorbed on eyeglass, and
Driven collet 36 will not be interfered to clamp with drive dog 32 to eyeglass.
Wherein, the absorption direction of the vacuum chuck is consistent with the telescopic direction of the telescopic arm 53, so that working as telescopic arm
53 with fixed plate 352 rotate to it is vertical when, just will eyeglass to be cut be sent into two collets between.
Wherein, the telescopic arm 53 includes drive seat 57, two telescopic rods 55 and fixed block 56, and the drive seat 57 is located at
The round end of rotating driver 52, and it is for linear motion for controlling the telescopic rod 55, the fixed block 56 is located at described stretch
55 end of contracting bar.
Two telescopic rods 55 are spaced and are arranged in parallel in the drive seat 57, so that when rotating driver 52 drives telescopic rod
55 towards drive dog 32 when rotating, and the fixed plate 352 and the driven collet 36 are between two telescopic rods 55, i.e. telescopic rod
55 with 352 operation of fixed plate when, will not spatially interfere with each other.Wherein, the formation shape of fixed plate 352 and two vacuum chucks
It is U-shaped, prevent fixed plate 352 from driven collet 36 being interfered to clamp with drive dog 32 to eyeglass.
Further, the driven collet 36 is close to one end of the drive dog 32 in the concave arc shape towards central concave
Face, the drive dog 32 are in towards the convex face of central protuberance, and the concave arc shape close to one end of the driven collet 36
Face is adapted with cambered surface in the middle part of the eyeglass.Compatible collet shapes, are conducive to the fixation of eyeglass, and prevent eyeglass broken
It is broken, and be adapted with middle part cambered surface and can play the role of eyeglass calibration.In addition, eyeglass calibration can also be limited by catch net 61
Eyeglass processed is in the position of vertical direction, and cooperative mechanical hand-drive negative-pressure adsorption part 54 adsorbs eyeglass in fixed position, to control
Center of lens is located on collet.
The control method of this following cutting machine is also provided in the present embodiment:
S1: when eyeglass X1 to be cut is loaded into catch net, vertical drive pushes and moves to vacuum on eyeglass to be cut
The adsorbable region of sucker, the adsorbable region include that manipulator control rotary cylinder and telescopic arm are matched and can be adsorbed onto
Region.
S2, vacuum chuck draw eyeglass to be cut, and telescopic device drives driven collet far from drive dog.
S3, the telescopic arm adjust flexible end position, cooperation rotary cylinder driving telescopic arm rotation, so that eyeglass to be cut
It moves between drive dog and driven collet, and the drive dog position that reclines.
S4, telescopic device drive the nearly drive dog of slave clip head rest with clipped lens.
S5, the first rotation drive device drive clamped eyeglass rotation;The rotation of second rotation drive device trigger shaft.
S6, first movement driving device drive fixture assembly in Y direction towards cutting mechanism movement, and the second mobile driving fills
It is mobile towards clamping device in X-direction to set driving cutting tool assembly, so that close to each other cut to certain distance preparation.
S7, the second mobile drive deivce driving cutting tool assembly is first moved to cutting position, to facilitate cutting tool to being pressed from both sides
Eyeglass is held to be cut.
Clamped eyeglass in the driving rotation of first movement driving device completes feed, first movement towards cutting tool is mobile
It is mobile in Y direction that driving device drives eyeglass, and eyeglass is cooperated to rotate, and the interpolation under control mechanism control of three axis acts on,
To cut out eyeglass profile.
S8, eyeglass profile is cut process after, first movement driving device drives fixture assembly towards far from cutting tool
Direction is mobile, completes withdrawing.
S9, the second mobile drive deivce driving cutting tool assembly are moved to grinding wheel and carry out grinding position to clamped eyeglass, the
Clamped eyeglass in the driving rotation of one mobile drive deivce moves back and forth the eyeglass profile gone out with grinding in Y direction.
S10, telescopic device drive driven collet far from drive dog, and material storage mechanism is accepted from drive dog and driven collet
Between the eyeglass X2 that falls.
Further, the rotation period time for defining clamped eyeglass is N, in step S7 and step S8, cutting
The time of cutter and the clamped lens contacts in rotation is 1.4~1.7N.To using cutting tool with respect to eyeglass feed with
The leftover pieces of eyeglass are cut at least two parts, leftover pieces are facilitated to fall, to be conducive to grinding wheel pair by cutting openings when withdrawing
The eyeglass of well cutting is polished, and the interference of leftover pieces is prevented.
In other embodiments, the time between the feed and withdrawing of cutting tool is also possible to 2.4~2.7N or 3.4
~3.7N.
Further, cooperation can also be carried out using high pressure blower take out leftover pieces.
In order to which eyeglass profile is polished more accurate, working efficiency is combined, is clamped the preferred of the revolving speed of eyeglass
Range is 40~60 revs/min.
The revolving speed for being clamped eyeglass in the present embodiment is 50 revolutions per minute, so that fixture movement speed can be lower than every point
30 meters of clock, facilitate the control of precision.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.