阅读说明：本技术 一种光学镜片自动切割设备 (Automatic cutting equipment for optical lenses ) 是由 王芸泳 于 2020-11-16 设计创作，主要内容包括：本发明公开了一种光学镜片自动切割设备,包括机身,所述机身内设有切割腔,所述切割腔上侧壁体内固设有液压缸一,所述液压缸一下侧固设有上侧固定块；本发明设有转动装置,能够通过电机一转动驱动移动箱沿传动腔一进行转动,从而带动切割臂以及切割刀进行转动,从而圆形镜片的切割；本发明设有调节装置,能够通过驱动切割臂进行左右移动,且通过齿轮沿齿条进行传动进行精准调节,还能通过限制齿轮的转动,使切割臂以及切割刀进行位置固定,从而实现切割半径的精准调节；本发明设有运输装置,通过驱动传动连接的传送轮一和传送轮二进行转动,从而实现镜片的送入、送出。(The invention discloses automatic cutting equipment for optical lenses, which comprises a machine body, wherein a cutting cavity is arranged in the machine body, a first hydraulic cylinder is fixedly arranged in the upper side wall body of the cutting cavity, and an upper side fixing block is fixedly arranged on the lower side of the first hydraulic cylinder; the cutting device is provided with the rotating device, the moving box can be driven to rotate along the first transmission cavity through the rotation of the first motor, so that the cutting arm and the cutting knife are driven to rotate, and the circular lens is cut; the cutting device is provided with the adjusting device, the cutting arm can be driven to move left and right, the gear is used for transmission along the rack for accurate adjustment, and the cutting arm and the cutting knife can be fixed in position by limiting the rotation of the gear, so that the accurate adjustment of the cutting radius is realized; the invention is provided with a conveying device, and the conveying device drives the first conveying wheel and the second conveying wheel which are connected in a transmission way to rotate, so that the lenses are fed in and out.)

1. The utility model provides an optical lens piece automatic cutout equipment, includes the fuselage, its characterized in that: the cutting cavity is arranged in the machine body, a first hydraulic cylinder is fixedly arranged in the upper side wall body of the cutting cavity, an upper side fixed block is fixedly arranged on the lower side of the first hydraulic cylinder, a rotating device is arranged in the upper side fixed block and comprises a lower side block arranged on the lower side of the upper side fixed block, a rotating cavity is arranged between the lower side block and the upper side fixed block, a first transmission cavity is arranged in the upper side fixed block and the outer side wall body of the lower side block, a connecting rod cavity is arranged between the first transmission cavity and the rotating cavity, symmetrical circular rotating rings are rotationally arranged on the upper side wall body and the lower side wall body of the connecting rod cavity, a connecting rod for connection is fixedly arranged between the rotating rings, a first motor is fixedly arranged in the upper side wall body of the rotating cavity, a rotating block rotatably arranged on the lower side wall body of the rotating cavity is fixedly arranged on a power output shaft, connecting block right side has set firmly the movable box, be equipped with the adjusting device that can adjust the cutting size in the movable box, upside fixed block front side the internal transmission wheel chamber one that is equipped with the symmetry of lateral wall about the cutting chamber, upside fixed block rear side the internal transmission wheel chamber two that has set firmly the symmetry of lateral wall about the cutting chamber, transmission wheel chamber two with be equipped with in the transmission chamber two and be used for waiting to cut the conveyer that the lens carried out the transportation, transmission wheel chamber one with between the transmission wheel chamber two the internal fixing device that is used for waiting to cut the piece and go on fixing is set firmly of lateral wall about the cutting chamber.

2. The automatic cutting device for optical lens according to claim 1, wherein: the adjusting device comprises a chute arranged in the lower side wall body of the moving box, a transmission cavity II is arranged in the side wall body on the chute, a gear cavity is arranged in the moving box and above the transmission cavity II, a rack is fixedly arranged in the rear side wall body of the gear cavity, a sliding cavity is arranged in the side wall body on the gear cavity, a rotatable rotating shaft I is slidably arranged in the transmission cavity II, the upper side of the rotating shaft I extends into the gear cavity, the lower side of the rotating shaft I extends into the chute, a guide slide rod is fixedly arranged on the left and right side wall bodies of the chute, a cutting arm slidably mounted with the guide slide rod is slidably arranged on the chute, a left electromagnet is fixedly arranged in the right side wall body of the cutting arm, a right electromagnet is fixedly arranged in the right side wall body of the chute, a retractable first retractable extension spring is arranged between the left electromagnet and the right electromagnet, and the first, the first rotating shaft is arranged in the upper side wall body of the cutting arm in a rotating mode, a gear is fixedly arranged on the upper side of the first rotating shaft in the gear cavity, a ratchet cavity is arranged in the upper side wall body of the gear, a second rotating shaft which is rotatably installed with the lower side wall body of the sliding block is fixedly arranged on the first rotating shaft in the ratchet cavity, a ratchet wheel is fixedly arranged on the second rotating shaft in the ratchet cavity, a rotating table is fixedly arranged on the right side wall body of the ratchet cavity, a ratchet wheel sheet which is abutted against the ratchet wheel is rotatably arranged in the rotating table, the ratchet wheel sheet can be electrified to rotate, the gear is meshed with the rack and pinion, a telescopic spring cavity is arranged in the lower side wall body of the rotating shaft, a first electromagnet is fixedly arranged on the upper side wall body of the telescopic spring cavity, a spline clamping block is slidably arranged in the telescopic spring cavity, a spline cavity, the second electromagnet and the second telescopic spring are arranged between the side wall bodies on the telescopic spring cavities, the spline fixture block can stretch into the spline cavities to be connected in a spline meshing mode, so that the movement of the cutting arm is limited, and the cutting knife for cutting the lens is fixedly arranged on the lower side of the cutting arm, so that the cutting knife is fixed after being adjusted.

3. The automatic cutting device for optical lens according to claim 1, wherein: the conveyer comprises a belt winding cavity arranged in the machine body at the lower side of the cutting cavity, an upper belt wheel cavity is arranged in the machine body at the upper side of the first transmission wheel cavity, a third rotating shaft is rotatably arranged between the upper belt wheel cavity and the belt winding cavity, a second motor is fixedly arranged in the lower side wall body of the belt winding cavity at the right side, a power output shaft of the second motor is fixedly arranged with the third rotating shaft at the right side of the cutting cavity, a left belt wheel is fixedly arranged on the third rotating shaft at the left side of the belt winding cavity, a right belt wheel cavity is fixedly arranged on the third rotating shaft at the right side of the belt winding cavity, a splayed winding belt wound in a splayed manner is arranged between the right belt wheel cavity and the left belt wheel, the left belt wheel and the right belt wheel cavity can rotate in opposite directions, a first transmission wheel for conveying lenses is fixedly arranged on the third rotating shaft in the first transmission wheel cavity, the utility model discloses a lens cutting machine, including cutting chamber, upside band pulley intracavity, pivot three, transmission wheel chamber two and rotate between the upside band pulley chamber and be equipped with pivot four, in the upside band pulley chamber the pivot four is set firmly rear side band pulley chamber, rear side band pulley chamber with be equipped with the drive belt between the front side band pulley, in the transmission wheel chamber two the pivot four is set firmly and is used for the transfer gear two that the lens sent out, transmission wheel chamber two with between the transmission wheel chamber one the lateral wall is internal to be set firmly the pneumatic cylinder two of symmetry about the cutting chamber, pneumatic cylinder two be close to cutting chamber one side set firmly in be used for the lens centre gripping fixed.

4. The automatic cutting device for optical lens according to claim 1, wherein: the fixing device comprises two hydraulic cylinders which are symmetrically arranged in the left and right side wall bodies of the cutting cavity between the second transmission wheel cavity and the first transmission wheel cavity, the second hydraulic cylinders are close to one side of the cutting cavity and are fixedly used for clamping and fixing the lens, and the second hydraulic cylinders can control the left and right movement, so that the lens is clamped and fixed.

Technical Field

The invention relates to the related technical field of optical instruments, in particular to an automatic cutting device for an optical lens.

Background

The optical instrument is composed of single or multiple optical devices. Optical instruments mainly fall into two main categories, one is an optical instrument for real image, such as a slide projector, a camera and the like; another is virtual imaging optical instruments such as telescopes, microscopes, loupes, etc.; the traditional optical lens cutting is generally carried out through manual work, and the cutting mode has the defects that the cutting size cannot be accurately controlled, the cutting position cannot be accurately selected, and time and labor are wasted during lens cutting, so that an automatic optical lens cutting device needs to be designed.

Disclosure of Invention

The invention aims to provide an automatic cutting device for optical lenses, which is used for overcoming the defects in the prior art.

According to the invention, the automatic cutting equipment for the optical lens comprises a machine body, wherein a cutting cavity is arranged in the machine body, a first hydraulic cylinder is fixedly arranged in an upper side wall body of the cutting cavity, a first upper side fixing block is fixedly arranged at the lower side of the first hydraulic cylinder, a rotating device is arranged in the upper side fixing block, the rotating device comprises a lower side block arranged at the lower side of the upper side fixing block, a rotating cavity is arranged between the lower side block and the upper side fixing block, a first transmission cavity is arranged in outer side wall bodies of the upper side fixing block and the lower side block, a connecting rod cavity is arranged between the first transmission cavity and the rotating cavity, symmetrical circular rotating rings are rotatably arranged in upper and lower side wall bodies of the connecting rod cavity, a connecting rod for connection is fixedly arranged between the rotating rings, a first motor is fixedly arranged in an upper side wall body of the rotating cavity, and a rotating block rotatably arranged on a power, the intracavity is rotated the turning block right side has set firmly the connecting block, the connecting block right side has set firmly the movable box, be equipped with the adjusting device that can adjust the cutting size in the movable box, upside fixed block front side the internal transmission wheel chamber one that is equipped with the symmetry of lateral wall about the cutting chamber, upside fixed block rear side the internal transmission wheel chamber two that has set firmly the symmetry of lateral wall about the cutting chamber, transmission wheel chamber two with be equipped with in the transmission chamber two and be used for waiting to cut the conveyer that the lens carried out the transportation, transmission wheel chamber one with between the transmission wheel chamber two the internal fixing device that is used for waiting to cut the piece of carrying out the fixing that sets firmly of lateral wall about the cutting chamber.

On the basis of the technical scheme, the adjusting device comprises a sliding groove arranged in the lower side wall body of the movable box, a second transmission cavity is arranged in the upper side wall body of the sliding groove, a gear cavity is arranged in the movable box at the upper side of the second transmission cavity, a rack is fixedly arranged in the rear side wall body of the gear cavity, a sliding cavity is arranged in the upper side wall body of the gear cavity, a first rotating shaft capable of rotating is arranged in the second transmission cavity in a sliding manner, the upper side of the first rotating shaft extends into the gear cavity, the lower side of the first rotating shaft extends into the sliding groove, a guide sliding rod is fixedly arranged on the left side wall body and the right side wall body of the sliding groove, a cutting arm slidably mounted with the guide sliding rod is slidably arranged in the sliding groove, a left side electromagnet is fixedly arranged in the right side wall body of the cutting arm, a right side electromagnet is fixedly arranged, the first telescopic spring is in a natural state, the first rotating shaft is arranged in the upper side wall body of the cutting arm in a rotating mode, a gear is fixedly arranged on the upper side of the first rotating shaft in the gear cavity, a ratchet cavity is arranged in the upper side wall body of the gear, a second rotating shaft which is rotatably installed with the lower side wall body of the sliding block is fixedly arranged on the first rotating shaft in the ratchet cavity, a ratchet wheel is fixedly arranged on the second rotating shaft in the ratchet cavity, a rotating table is fixedly arranged on the right side wall body of the ratchet cavity, a ratchet wheel sheet which is abutted to the ratchet wheel is rotatably arranged in the rotating table, the ratchet wheel sheet can be electrified to rotate, the gear is meshed with the rack and pinion, a telescopic spring cavity is arranged in the lower side wall body of the rotating shaft, a first electromagnet is fixedly arranged on the upper side wall body of the telescopic spring cavity, a spline clamping block is, the upper side of the spline clamping block is fixedly provided with a second electromagnet, a second expansion spring is arranged between the second electromagnet and the side wall body on the expansion spring cavity, the spline clamping block can extend into the spline cavity to be in spline meshing connection, so that the movement of the cutting arm is limited, and the lower side of the cutting arm is fixedly provided with a cutting knife for cutting lenses, so that the cutting knife is fixed after being adjusted.

On the basis of the technical scheme, the conveying device comprises a belt winding cavity arranged in the machine body and on the lower side of the cutting cavity, an upper side belt wheel cavity is arranged in the machine body and on the upper side of the first transmission wheel cavity, a third rotating shaft is arranged between the upper side belt wheel cavity and the belt winding cavity in a rotating mode, a second motor is fixedly arranged in the lower side wall body of the belt winding cavity on the right side, a power output shaft of the second motor is fixedly installed with the third rotating shaft on the right side of the cutting cavity, a left side belt wheel is fixedly arranged on the third rotating shaft on the left side of the belt winding cavity, a right side belt wheel cavity is fixedly arranged on the third rotating shaft on the right side of the belt winding cavity, a splayed winding belt is arranged between the right side belt wheel cavity and the left side belt wheel, the left side belt wheel and the right side belt wheel cavity can rotate in the opposite direction, a first transmission wheel used for sending out lenses is fixedly arranged on the third rotating shaft in the, the utility model discloses a lens cutting machine, including cutting chamber, upside band pulley intracavity, pivot three, transmission wheel chamber two and rotate between the upside band pulley chamber and be equipped with pivot four, in the upside band pulley chamber the pivot four is set firmly rear side band pulley chamber, rear side band pulley chamber with be equipped with the drive belt between the front side band pulley, in the transmission wheel chamber two the pivot four is set firmly and is used for the transfer gear two that the lens sent out, transmission wheel chamber two with between the transmission wheel chamber one the lateral wall is internal to be set firmly the pneumatic cylinder two of symmetry about the cutting chamber, pneumatic cylinder two be close to cutting chamber one side set firmly in be used for the lens centre gripping fixed.

On the basis of the technical scheme, the fixing device comprises second hydraulic cylinders which are symmetrically arranged in the left and right side wall bodies of the cutting cavity between the second transmission wheel cavity and the first transmission wheel cavity, the second hydraulic cylinders are fixedly arranged on one side, close to the cutting cavity, of the cutting cavity and used for clamping and fixing the lens, and the second hydraulic cylinders can control the lens to move left and right, so that the lens is clamped and fixed.

The invention has the beneficial effects that: the cutting device is provided with the rotating device, the moving box can be driven to rotate along the first transmission cavity through the rotation of the first motor, so that the cutting arm and the cutting knife are driven to rotate, and the circular lens is cut;

the cutting device is provided with the adjusting device, the cutting arm can be driven to move left and right, the gear is used for transmission along the rack for accurate adjustment, and the cutting arm and the cutting knife can be fixed in position by limiting the rotation of the gear, so that the accurate adjustment of the cutting radius is realized;

the invention is provided with a conveying device, and the conveying wheel I and the conveying wheel II which are in driving connection rotate, so that the lenses are fed in and out, and the working efficiency is accelerated;

the lens cutting device is provided with the fixing device, so that the lens can be clamped and fixed through the driving movement, and the cutting of the lens can be stably carried out.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of an automatic optical lens cutting apparatus;

FIG. 2 is a cross-sectional view taken at "A-A" of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view taken at "B-B" of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of a portion of the invention at C in FIG. 1;

FIG. 5 is a cross-sectional view taken at "D-D" of FIG. 1 in accordance with the present invention;

fig. 6 is a partial enlarged view at E in fig. 4 according to the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-6, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1 to 6, an automatic cutting apparatus for optical lenses according to an embodiment of the present invention includes a machine body 10, a cutting cavity 11 is disposed in the machine body 10, a first hydraulic cylinder 12 is fixedly disposed in an upper sidewall of the cutting cavity 11, a first upper fixing block 64 is fixedly disposed on a lower side of the first hydraulic cylinder 12, a rotating device 901 is disposed in the upper fixing block 64, the rotating device 901 includes a lower block 66 disposed on a lower side of the upper fixing block 64, a rotating cavity 65 is disposed between the lower block 66 and the upper fixing block 64, a first transmission cavity 22 is disposed in an outer sidewall of the upper fixing block 64 and the lower block 66, a connecting rod cavity 25 is disposed between the first transmission cavity 22 and the rotating cavity 65, symmetrical annular rotating rings 23 are rotatably disposed in upper and lower sidewalls of the connecting rod cavity 25, and a connecting rod 24 for connection is fixedly disposed between the rotating rings 23, a first motor 27 is fixedly arranged in the upper side wall body of the rotating cavity 65, a rotating block 26 which is rotatably arranged with the lower side wall body of the rotating cavity 65 is fixedly arranged on a power output shaft of the first motor 27, a connecting block 28 is fixedly arranged on the right side of the rotating block 26 in the rotating cavity 65, a moving box 39 is fixedly arranged on the right side of the connecting block 28, an adjusting device 902 capable of adjusting the cutting size is arranged in the moving box 39, symmetrical first transmission wheel cavities 68 are arranged in the left and right side wall bodies of the cutting cavity 11 at the front side of the upper fixing block 64, a symmetrical second transmission wheel cavity 33 is fixedly arranged in the left and right side wall bodies of the cutting cavity 11 at the rear side of the upper side fixing block 64, a conveying device 903 for conveying the lens to be cut is arranged in the second transmission wheel cavity 33 and the second transmission cavity 38, and a fixing device 904 for fixing a to-be-cut sheet is fixedly arranged in the left side wall body and the right side wall body of the cutting cavity 11 between the first transmission wheel cavity 68 and the second transmission wheel cavity 33.

In addition, in one embodiment, the adjusting device 902 includes a sliding chute 43 disposed in the lower side wall of the moving box 39, a second transmission cavity 38 is disposed in the upper side wall of the sliding chute 43, a gear cavity 40 is disposed in the moving box 39 on the upper side of the second transmission cavity 38, a rack 41 is fixedly disposed in the rear side wall of the gear cavity 40, a sliding cavity 50 is disposed in the upper side wall of the gear cavity 40, a first rotatable rotating shaft 57 is slidably disposed in the second transmission cavity 38, the upper side of the first rotating shaft 57 extends into the gear cavity 40, the lower side of the first rotating shaft 57 extends into the sliding chute 43, a guide sliding rod 44 is fixedly disposed on the left and right side walls of the sliding chute 43, the sliding chute 43 is slidably disposed with a cutting arm 29 slidably mounted with the guide sliding rod 44, a left side electromagnet 42 is fixedly disposed in the right side wall of the cutting arm 29, a right side electromagnet 46 is fixedly disposed, a retractable spring I45 which can be retracted is arranged between the left electromagnet 42 and the right electromagnet 46, the retractable spring I45 is in a natural state, the rotating shaft I57 is rotatably arranged on the upper side wall body of the cutting arm 29, a gear 62 is fixedly arranged on the upper side of the rotating shaft I57 in the gear cavity 40, a ratchet cavity 63 is arranged in the upper side wall body of the gear 62, a rotating shaft II 58 rotatably arranged on the lower side wall body of the sliding block 49 is fixedly arranged on the rotating shaft I57 in the ratchet cavity 63, a ratchet 59 is fixedly arranged on the rotating shaft II 58 in the ratchet cavity 63, a rotating table 61 is fixedly arranged on the right side wall body of the ratchet cavity 63, a ratchet piece 60 which is abutted against the ratchet 59 is rotatably arranged in the rotating table 61, the ratchet piece 60 can be electrified to rotate, the gear 62 is meshed with the rack 41, and the retractable spring cavity 53 is arranged in the lower side wall body of the rotating shaft I57, the lens cutting device is characterized in that a first electromagnet 54 is fixedly arranged on the upper side wall body of the telescopic spring cavity 53, a spline fixture block 52 is slidably arranged in the telescopic spring cavity 53, a spline cavity 51 is arranged in the upper side wall body of the cutting arm 29, a second electromagnet 56 is fixedly arranged on the upper side of the spline fixture block 52, a second telescopic spring 55 is arranged between the second electromagnet 56 and the upper side wall body of the telescopic spring cavity 53, the spline fixture block 52 can extend into the spline cavity 51 to be in spline engagement connection, so that the movement of the cutting arm 29 is limited, and a cutting knife 30 for cutting lenses is fixedly arranged on the lower side of the cutting arm 29, so that the cutting knife 30 is fixed after being adjusted.

In addition, in one embodiment, the transportation device 903 includes a belt winding cavity 18 disposed in the machine body 10 at the lower side of the cutting cavity 11, an upper pulley cavity 13 is disposed in the machine body 10 at the upper side of the first driving wheel cavity 68, a third rotating shaft 15 is rotatably disposed between the upper pulley cavity 13 and the belt winding cavity 18, a second motor 21 is fixedly disposed in the lower wall of the belt winding cavity 18 at the right side, a power output shaft of the second motor 21 is fixedly mounted with the third rotating shaft 15 at the right side of the cutting cavity 11, a left pulley 16 is fixedly disposed on the third rotating shaft 15 at the left side of the belt winding cavity 18, a right pulley cavity 69 is fixedly disposed on the third rotating shaft 15 at the right side of the belt winding cavity 18, a splay winding belt 19 is disposed between the right pulley cavity 69 and the left pulley 16, so that the left pulley 16 and the right pulley cavity 69 can rotate in opposite directions, the lens cutting device is characterized in that a first transfer wheel 17 used for lens sending is fixedly arranged on a third rotating shaft 15 in a first transmission wheel cavity 68, a front side belt wheel 20 is fixedly arranged on a third rotating shaft 15 in an upper side belt wheel cavity 13, a fourth rotating shaft 35 is rotatably arranged between a second transmission wheel cavity 33 and the upper side belt wheel cavity 13, a rear side belt wheel cavity 32 is fixedly arranged on the fourth rotating shaft 35 in the upper side belt wheel cavity 13, a transmission belt 14 is arranged between the rear side belt wheel cavity 32 and the front side belt wheel 20, a second transfer wheel 34 used for lens sending is fixedly arranged on the fourth rotating shaft 35 in the second transmission wheel cavity 33, a second symmetrical hydraulic cylinder 37 is fixedly arranged in the left and right side wall bodies of the cutting cavity 11 between the second transmission wheel cavity 33 and the first transmission wheel cavity 68, and the second hydraulic cylinder 37 is close to one side of the cutting cavity 11 and is fixedly provided with a 36 used for lens clamping and fixing.

In addition, in one embodiment, the fixing device 904 comprises two hydraulic cylinders 37 symmetrically arranged in the left and right side wall bodies of the cutting cavity 11 between the second driving wheel cavity 33 and the first driving wheel cavity 68, the second hydraulic cylinder 37 is fixedly provided with a lens clamping fixing 36 close to one side of the cutting cavity 11, and the second hydraulic cylinder 37 can control the 36 to move left and right, so as to clamp and fix the lens.

In the initial state, the movable box 39 is located at the right side position of the first transmission cavity 22, the cutting arm 29 is located at the left side limit position of the sliding chute 43, and the cutting arm 36 is located at the left side of the rack 41.

When the lens is transported, the second motor 21 is started first, the second motor 21 is started to drive the third rotating shaft 15 positioned at the right side of the cutting cavity 11 to rotate, the third rotating shaft 15 drives the right-side belt wheel cavity 69 to rotate, the right-side belt wheel cavity 69 rotates to rotate to the opposite V-shaped belt 19, the V-shaped belt 19 rotates to drive the left-side belt wheel 16 to rotate, the left-side belt wheel 16 rotates to drive the third rotating shaft 15 positioned at the left side of the cutting cavity 11 to rotate, so as to drive the first conveying wheel 17 positioned at the left side and the right side of the cutting cavity 11 to rotate simultaneously, meanwhile, the third rotating shaft 15 rotates to drive the front-side belt wheel 20 to rotate, the front-side belt wheel 20 rotates to drive the driving belt 14 to rotate, the driving belt 14 rotates to drive the rear-side belt wheel cavity 32 to rotate, the rear-side belt wheel cavity 32 rotates to drive the fourth rotating shaft 35 to rotate, the fourth rotating shaft 35 rotates, the rotating shaft four 35 rotates to drive the lens to move towards the inner side of the cutting cavity 11, and when the lens with the cut is moved to the corresponding position, the motor is turned off;

when the cut lens is clamped and fixed, the second hydraulic cylinder 37 is started, the second hydraulic cylinder 37 drives 36 to move towards the inner side of the cutting cavity 11, the left side and the right side of the lens are clamped and fixed, and therefore the lens is prevented from moving during cutting, and cutting failure is prevented;

when the cutting knife position is adjusted according to the cutting size, the left electromagnet 42 and the right electromagnet 46 are electrified to drive the left electromagnet 42 to move rightwards, the left electromagnet 42 moves to drive the cutting arm 29 and the cutting knife 30 to move rightwards along the guide sliding rod 44, at the moment, the spring is popped up to be compressed, so that the position is adjusted, the cutting arm 29 moves rightwards to drive the rotating shaft I57 to move rightwards, the rotating shaft I57 moves rightwards to drive the gear 62 to move along the gear cavity 40, when the cutting arm 29 moves to a proper position, the electromagnet I54 and the electromagnet II 56 are electrified to drive the electromagnet II 56 to move downwards, the electromagnet II 56 moves downwards to drive the spline clamping block 52 to move downwards to slide into the spline cavity 51 to be clamped, so that the ratchet cavity 63 is clamped with the upper side of the rack 41, so that the cutting arm 29 does not move, and the position adjustment is completed, the device can make the position of cutting arm 29 carry out accurate regulation through to gear drive to realize cutting knife 30 to the accurate regulation of the cutting radius of lens.

When the lens is cut, the first hydraulic cylinder 12 is started, the first hydraulic cylinder 12 drives the ratchet cavity 63 to move downwards, so that the movable box 39, the cutting arm 29 and the cutting knife 30 are driven to move downwards, the cutting knife 30 abuts against the lens with the cut, then the first motor 27 is started, the first motor 27 rotates to drive the rotating block 26 to rotate, the rotating block 26 rotates to drive the connecting block 28 to rotate, the connecting block 28 rotates to drive the movable box 39 to rotate along the first transmission cavity 22, the movable box 39 rotates to drive the cutting arm 29 to rotate, and the cutting arm 29 rotates to drive the cutting knife 30 to rotate to cut the lens; when the cutting is completed, the first hydraulic cylinder 12 is started, the upper fixing block 64, the lower fixing block 66 and the moving box 39 move upwards to reset, then the second hydraulic cylinder 37 is started, the second hydraulic cylinder 37 is started to drive the first conveying wheel 17 and the second conveying wheel 34 to rotate, the second conveying wheel is driven to rotate by the second motor 21, and the cut lenses are taken out manually.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and scope of the present invention are intended to be included therein.