CN111251554A

CN111251554A - Glasses lens shearing equipment

Info

Publication number: CN111251554A
Application number: CN201910980328.7A
Authority: CN
Inventors: 周欢生
Original assignee: Suzhou Weichuangdu Information Technology Co ltd
Current assignee: Suzhou Weichuangdu Information Technology Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-06-09

Abstract

The invention relates to a glasses lens shearing device, which mainly solves the problems that the existing glasses lens shearing technology is incomplete, the manual shearing mode is mainly adopted, the manual shearing efficiency is low, the sliced products are uneven easily, the uniformity of operation cannot be ensured, manual collection is needed after shearing, and a large amount of manpower and material resources are consumed. The invention discloses a spectacle lens shearing device which comprises a rack, a feeding mechanism, a transfer mechanism, a slicing mechanism, a lens blanking mechanism and a material handle blanking mechanism, wherein a workbench is arranged on the rack, the transfer mechanism is arranged on the workbench, an operation panel is arranged on the workbench and is connected with the input end of a PLC (programmable logic controller), the output end of the PLC is connected with each mechanical part of the device, and the PLC receives a control instruction of the operation panel and controls the action of each mechanical part of the device.

Description

Glasses lens shearing equipment

Technical Field

The invention relates to the technical field of spectacle lens processing, in particular to spectacle lens shearing equipment.

Background

In the production process of products such as optical lenses, camera modules and the like, injection-molded lenses are used. The lens is formed into an injection molding piece by an insert injection molding method. The injection molding piece comprises a material handle and a lens, the lens is located at two ends of the material handle, and the lens connecting material forms the injection molding lens by the injection molding material. When the injection molding lens is used, the injection molding lens needs to be sheared, namely, the injection molding lens is sheared from two ends of the material handle, and then subsequent processing is carried out. Generally, the injection molding lens needs to be cut by a person, the efficiency is low, the labor intensity of workers is high, the product quality is greatly influenced by manual personal technology, meanwhile, manual collection is needed after cutting, and a large amount of manpower and material resources are consumed. Therefore, it is highly desirable to develop an eyeglass lens slicing apparatus capable of solving the above problems.

Disclosure of Invention

The invention aims to solve the technical problems that the existing lens shearing technology is incomplete, the manual shearing mode is mainly adopted, the manual shearing efficiency is low, the sliced products are easily uneven, the uniformity of operation cannot be ensured, manual collection is needed after shearing, and a large amount of manpower and material resources are consumed, so that the equipment and the method for shearing the glasses lenses can automatically shear, sort and collect the glasses lenses.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the invention adopts a glasses lens shearing device which comprises a frame, a feeding mechanism, a transfer mechanism, a slicing mechanism, a lens blanking mechanism and a material handle blanking mechanism, the machine frame is provided with a workbench, the workbench is provided with a feeding mechanism, a transfer mechanism, a slicing mechanism, a lens discharging mechanism and a material handle discharging mechanism, the feeding mechanism, the slicing mechanism, the lens discharging mechanism and the material handle discharging mechanism are sequentially arranged along the running direction of the transfer mechanism, the moving and carrying mechanism can convey the workpiece from the feeding mechanism and the slicing mechanism to the lens blanking mechanism in sequence, an operation panel is arranged on the workbench and is connected with the input end of the PLC controller, the output end of the PLC is connected with each mechanical part of the equipment, and the PLC receives a control instruction of the operation panel and controls the action of each mechanical part of the equipment.

Further, the feeding mechanism comprises a first moving plate, two rectangular grooves are symmetrically arranged on the first moving plate, two sets of limiting assemblies which are arranged at intervals are arranged on each rectangular groove, each set of limiting assembly comprises a left baffle and a right baffle which are arranged on two sides of each rectangular groove, the first moving plate is fixed on a first vertical plate, two first Y-direction sliding blocks are arranged on the side wall of the first vertical plate, a limiting plate is arranged between the two first Y-direction sliding blocks, the limiting plate is fixed on the first vertical plate, the two first Y-direction sliding blocks are respectively arranged on two first Y-direction sliding rails which are parallel to each other in a sliding manner, the two first Y-direction sliding rails are fixed on one side wall of the first vertical plate, an air cylinder mounting seat is arranged on the other side wall of the first vertical plate, a first Y-direction air cylinder is arranged on the air cylinder mounting seat, the end part of a piston rod of the first Y-direction air cylinder is connected with one end of a first floating joint, the other end of the first floating joint is connected with a first connecting plate, the first connecting plate is fixedly connected with a first moving plate, a square opening for the limiting plate to pass through is formed in the first vertical plate, one end of the limiting plate passes through the square opening and extends to one side of the first vertical plate, first buffers are arranged at two ends of the square opening respectively, the first vertical plate is vertically arranged at the left side of a first bottom plate, two first X-direction sliding rails which are parallel to each other are arranged at the right side of the first bottom plate, second buffers are arranged at two ends of one first X-direction sliding rail respectively, first X-direction sliding blocks are arranged on the two first X-direction sliding rails, the two first X-direction sliding blocks are fixed at the bottom of the first push plate, the first push plate is fixedly connected with a second connecting plate, the second connecting plate is arranged at the end part of a piston rod of the first X-direction air cylinder, and the first X-direction air cylinder is arranged on the first bottom plate, the supporting seat that two symmetries set up is installed at first push pedal top, two first Z has been put to the slide rail on the supporting seat, two first Z is provided with first Z respectively to the slide rail and to the slider on, two first Z fixes respectively on the second riser that two symmetries set up to the slider two the second riser up end installation lifter plate, at the intermediate position installation first Z of first push pedal to the cylinder, first Z is to the axle tip erection joint seat of cylinder, connecting seat and lifter plate fixed connection, install two rows of interval and parallel arrangement's first locating plate on the lifter plate, every row of first locating plate is provided with four, every two first locating blocks of interval and parallel arrangement are all installed to the upper surface of first locating plate, and every row of first locating block is provided with two or four.

Furthermore, the transfer mechanism comprises a second Y-direction cylinder, the end part of a piston rod of the second Y-direction cylinder is connected with one end of a second floating joint, the other end of the second floating joint is connected with a third connecting plate, the third connecting plate is fixedly connected with a second moving plate, the second Y-direction cylinder is fixed on one side wall of a mounting plate, the mounting plate is mounted on a support, the other side wall of the mounting plate is provided with two second Y-direction slide rails which are parallel to each other, two ends of one second Y-direction slide rail are respectively provided with a third buffer, two second Y-direction slide blocks are respectively mounted on the two second Y-direction slide rails, the two second Y-direction slide blocks are fixed on one side wall of the second moving plate, the other side wall of the second moving plate is provided with a first mounting support and a second mounting support at intervals, and a second Z-direction cylinder is arranged below the first mounting support, the second Z installs the second push pedal to the piston rod tip of cylinder, and two first pneumatic fingers are installed to the lower surface symmetry of second push pedal, second installing support below is provided with the third Z to the cylinder, the ejector pad is installed to the piston rod tip of third Z to the cylinder, installs two rows of interval and parallel arrangement's vacuum chuck on the ejector pad, and every row of vacuum chuck is provided with eight, eight vacuum chuck passes through trachea and outside vacuum pump connection, installs two pneumatic finger mount pads, two in two rows of vacuum chuck's intermediate position symmetry pneumatic finger mount pad bottom all installs the pneumatic finger of second.

Further, the slicing mechanism comprises a second bottom plate, an upper cutting assembly, a lower cutting assembly, a servo motor for driving the upper cutting assembly to move in the Z direction, and a second X-direction cylinder for driving the lower cutting assembly to move in the X direction, wherein a second X-direction slide rail is arranged on the second bottom plate, fourth buffers are respectively arranged at two ends of the second X-direction slide rail, a second X-direction slide block is arranged on the second X-direction slide rail, the two second X-direction slide blocks are fixed at the bottom of the lower moving plate, two groups of lower cutting assemblies are arranged on the lower moving plate at intervals, each group of lower cutting assemblies comprises two symmetrically arranged lower fixed blocks, lower tool rests are respectively fixed on the two lower fixed blocks, the two lower tool rests are connected with the two lower fixed blocks through lower connecting blocks, lower blades are respectively fixed on the two lower tool rests, and lower pressing blocks are respectively fixed on the two lower tool rests, the lower press blocks are provided with L-shaped plates on one side, the two L-shaped plates are fixed on the lower moving plate, material receiving plates are mounted at the tops of the two L-shaped plates, four material receiving grooves are formed in the two material receiving plates, a second positioning plate is arranged between the two lower tool rests, two rows of second positioning blocks which are arranged in parallel at intervals are mounted on the upper surface of the second positioning plate, three second positioning blocks are arranged on each row, the lower moving plate is fixedly connected with a fourth connecting plate, the fourth connecting plate is connected with one end of a third floating joint, the other end of the third floating joint is connected with the end part of a piston rod of a second X-direction cylinder, the second X-direction cylinder is arranged on one side of a second bottom plate, one end of the second bottom plate is provided with a second vertical plate, the side wall of the second vertical plate is provided with two second Z-direction slide rails which are parallel to each other, and second Z-direction slide blocks are mounted on the two, the two second Z-direction sliding blocks are fixed on one side wall of the upper moving plate, a lifting support is arranged on the other side wall of the upper moving plate, two groups of upper cutting assemblies are arranged at the bottom of the lifting support at intervals and comprise two symmetrically-arranged upper fixing blocks, upper tool rests are fixed below the two upper fixing blocks respectively, the two upper tool rests are connected with the two upper fixing blocks through upper connecting blocks, upper blades are fixed at the bottoms of the two upper tool rests respectively, and upper pressing blocks are fixed on the two upper tool rests.

Furthermore, the upper moving plate is fixedly connected with a screw nut, the screw nut is sleeved on a screw rod, the end of the screw rod is connected with one end of a coupler, the other end of the coupler is connected with an output shaft of a servo motor, the servo motor is fixed to the top of the second vertical plate, two ends of the screw rod are respectively fixed to bearing blocks through bearings, and the two bearing blocks are respectively screwed to the upper end and the lower end of the second vertical plate.

Further, the lens blanking mechanism comprises a charging pipe, a third moving plate and an X-direction sliding table cylinder for driving the third moving plate to move, fixed blocks are respectively arranged on two sides of one end of the X-direction sliding table cylinder, a plurality of charging pipes which are arranged in parallel are respectively arranged in the two fixed blocks, the third moving plate is arranged on the sliding table of the X-direction sliding table cylinder, two third Y-direction sliding rails which are parallel to each other are arranged on the third moving plate, a front sliding block and a rear sliding block are respectively arranged on the two third Y-direction sliding rails, the two front sliding blocks are fixed at the bottom of a front guide block, the front guide block is connected with a piston rod of the third Y-direction cylinder, the third Y-direction cylinder is fixed on the third Y-direction cylinder, two front supporting plates which are arranged at intervals are arranged below the front guide block, and the two front supporting plates are respectively connected with the piston rods of the fourth Y-direction cylinders, the fourth Y-direction cylinder is fixed on the third moving plate, the two rear sliding blocks are fixed at the bottom of the rear guide block, the rear guide block is connected with a piston rod of the fifth Y-direction cylinder, the fifth Y-direction cylinder is fixed on the third moving plate, two rear supporting plates arranged at intervals are installed below the rear guide block, the two rear supporting plates are respectively connected with the piston rods of the respective corresponding sixth Y-direction cylinders, the sixth Y-direction cylinders are fixed on the third moving plate, and first through holes are formed in the front guide block and the rear guide block.

Furthermore, two rows of second through holes are formed in the third moving plate at intervals, eight second through holes are formed in each row, two third positioning plates which are arranged side by side are fixed in the middle of the third moving plate, two rows of third positioning blocks which are arranged at intervals and in parallel are mounted on the upper surface of each third positioning plate, and two third positioning blocks are arranged in each row.

Further, the material handle discharging mechanism comprises a material handle grabbing component and a sliding groove, the material handle grabbing component is arranged on one side of a third moving plate and comprises a third pneumatic finger, the third pneumatic finger is fixed at one end of a rotating arm, the other end of the rotating arm is installed on a rotating seat, the rotating seat is connected with an output shaft of a rotating motor, the rotating motor is fixed on a third bottom plate through a support, the sliding groove is formed in one end of the material handle grabbing component, a counter is arranged on the sliding groove, a baffle is arranged at one end of the sliding groove, a material handle collecting box is arranged below the other end of the sliding groove and fixed on a third bottom plate, a connecting rod is installed at the bottom of the sliding groove, the other end of the connecting rod is hinged to an installation seat, the installation seat is fixed on the third bottom plate, and a connecting block is further installed at the bottom of the sliding groove, the connecting block is hinged to a piston rod of a fourth Z-direction cylinder, the fourth Z-direction cylinder is hinged to a lifting lug, the lifting lug is installed on a third bottom plate, and the third bottom plate is fixed to the workbench.

The second technical solution adopted by the present invention to solve the above technical problems is as follows:

an eyeglass lens shearing method based on an eyeglass lens shearing device comprises the following steps:

firstly, a workpiece is placed on a first positioning plate, after the workpieces are placed on two rows of first positioning plates, a first Z-direction cylinder is ventilated, the piston rod pushes the lifting plate to move upwards along the first Z-direction slide rail for a specified travel distance, the first X-direction cylinder is ventilated, the piston rod of the lifting device pushes the first push plate and the component arranged on the first push plate to move towards the direction of the first moving plate, so that two rows of first positioning plates on the lifting plate pass through two rectangular grooves on the first moving plate to reach the upper part of the first moving plate, then the first Z-direction cylinder is ventilated, the piston rod moves downwards to make the workpiece on the first positioning plate fall into the upper surface of the first moving plate, and is placed between the left baffle and the right baffle, the first X ventilates the cylinder and returns to the initial state, then the first Y-direction cylinder is ventilated, and a piston rod of the first Y-direction cylinder pushes the first moving plate on which the workpiece is placed to move to the transferring mechanism.

And secondly, ventilating a second Y-direction cylinder, a piston rod of the second Y-direction cylinder pushes a second moving plate and a first pneumatic finger arranged on the second moving plate to move above the first moving plate, ventilating a second Z-direction cylinder to move downwards to a specified position, clamping a material handle in the workpiece by the action of the first pneumatic finger, moving the second Z-direction cylinder upwards to the initial position, re-moving the second Y-direction cylinder, pushing the second moving plate and the first pneumatic finger arranged on the second moving plate to move above a material receiving plate by the piston rod of the second Y-direction cylinder, ventilating the second Z-direction cylinder to move downwards to the specified position, placing the workpiece in the material receiving groove of the material receiving plate by the action of the first pneumatic finger, and moving the second Z-direction cylinder upwards to the initial position.

And thirdly, the second X-direction cylinder is ventilated, a piston rod of the second X-direction cylinder pushes the lower moving plate and the assembly arranged on the lower moving plate to move below the upper cutting assembly, the servo motor is started and is in transmission connection through the coupler, so that the screw rod is driven to rotate, the screw rod and the screw nut are in meshing transmission, the screw nut and the upper cutting assembly connected with the screw nut are driven to move downwards along the second Z-direction sliding rail, the workpiece is cut through the downward movement of the upper cutting assembly, and the lens is separated from the material handle, so that the effect of cutting the workpiece is achieved.

Fourthly, the servo motor is started again to drive the screw rod nut and the upper cutting assembly connected with the screw rod nut to move upwards along a second Z-direction sliding rail, the second X-direction air cylinder is ventilated, a piston rod of the second X-direction air cylinder pushes the lower moving plate and the assembly arranged on the lower moving plate to move to the lower part of the transfer mechanism, the second Y-direction air cylinder is ventilated, a piston rod of the second Y-direction air cylinder pushes the second moving plate, a second pneumatic finger and a vacuum chuck arranged on the second moving plate to move to the upper part of the lower moving plate, the third Z-direction air cylinder is ventilated to move downwards to a designated position, the second pneumatic finger acts to clamp the material handle, the vacuum chuck sucks the lens, the third Z-direction air cylinder moves upwards to the initial position, the second Y-direction air cylinder is ventilated, a piston rod of the second Y-direction air cylinder pushes the second moving plate, the second pneumatic finger and the vacuum chuck arranged on the second moving plate to move, the second pneumatic finger acts to place the material handle on a third positioning plate of the third moving plate, and the vacuum chuck places the lens into the first through holes of the front guide block and the rear guide block.

Fifthly, starting the rotating motor, driving a third pneumatic finger to rotate for a certain angle by a rotating arm, clamping the material handle by the action of the third pneumatic finger, then reversing the rotating motor, returning the rotating arm to the initial position, and placing the material handle on the chute by the action of the third pneumatic finger; after the material on the spout is to accumulating a certain amount, through counter feedback signal to PLC controller, the action of fourth Z to the cylinder is controlled to PLC controller, and its piston rod stretches out the one end rebound that promotes the spout, makes the spout slope certain angle, and the material will be along the spout landing material in the collection box.

And sixthly, the piston rod of the fourth Y is ventilated to the cylinder, and drives the rear supporting plate to retract, so that the lens on the rear guide block falls into the corresponding charging tube.

The automatic feeding and shearing device can efficiently complete feeding and shearing of workpieces, and can collect the sheared spectacle lenses into the feeding pipe, so that a manual operation mode is replaced, the automation degree is high, the production efficiency is effectively improved, the labor and material costs are reduced, the labor intensity is reduced, the production line is optimized, and the production process is optimized; according to the invention, by adopting the material handle blanking mechanism, the chute which is full of material handles can be cleaned in the material handle collecting process, so that the purpose that the material handles can be processed without stopping the glasses lens shearing equipment can be achieved, manual operation is omitted, the production efficiency is improved, and the manual labor intensity is reduced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a top view of an eyeglass lens slicing apparatus of the present invention;

FIG. 2 is a front view of the eyeglass lens slicing apparatus of the present invention;

FIG. 3 is a perspective view of a feed mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 4 is a front view of a loading mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 5 is a left side view of a loading mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 6 is a cross-sectional view A-A of FIG. 4;

FIG. 7 is a top view of a transfer mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 8 is a front view of a transfer mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 9 is a schematic view of a part of the structure of a transfer mechanism of the eyeglass lens slicing apparatus according to the present invention;

FIG. 10 is a perspective view of a slicing mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 11 is a front view of the slicing mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 12 is a left side view of the slicing mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 13 is a top view of a lens blanking mechanism of the eyeglass lens slicing apparatus of the present invention;

FIG. 14 is a cross-sectional view B-B of FIG. 13;

FIG. 15 is a front view of a grip capture assembly of the eyeglass lens slicing apparatus of the present invention;

FIG. 16 is a schematic view of a part of the structure of a material handle blanking mechanism of the spectacle lens slicing apparatus according to the present invention;

fig. 17 is a schematic view of a workpiece structure.

In the drawings:

1. frame 2, feed mechanism 201, first movable plate

202. Rectangular groove 203, left baffle 204 and right baffle

205. First vertical plate 206, first Y-direction sliding block 207 and limiting plate

208. First Y is to slide rail 209, first riser 210, cylinder mount pad

211. First Y-directional cylinder 212, first floating joint 213 and first connecting plate

214. Square opening 215, first buffer 216, first bottom plate

217. A first X-direction slide rail 218, a second buffer 219 and a first X-direction slide block

220. First push plate 221, second connecting plate 222 and first X-direction cylinder

223. Supporting seat 224, first Z-direction slide rail 225 and first Z-direction slider

226. Second vertical plate 227, lifting plate 228 and first Z-direction cylinder

229. A connecting seat 230, a first positioning plate 231, a first positioning block

3. Transfer mechanism 301, second Y-direction cylinder 302, and second floating joint

303. Third connecting plate 304, second moving plate 305, mounting plate

306. Bracket 307, second Y-direction slide rail 308 and third buffer

309. A second Y-direction slider 310, a first mounting bracket 311 and a second Z-direction cylinder

312. A second push plate 313, a first pneumatic finger 314 and a second mounting bracket

315. A third Z-direction cylinder 316, a push block 317 and a vacuum chuck

318. Pneumatic finger mount 319, second pneumatic finger 4, slicing mechanism

401. Second base plate 402, servo motor 403, and coupling

404. A second X-direction slide rail 405, a fourth buffer 406 and a second X-direction slide block

407. Lower moving plate 408, lower fixed block 409 and lower tool rest

410. Lower connecting block 411, lower blade 412, lower briquetting

413. L-shaped plate 414, material receiving plate 415 and material receiving groove

416. A second positioning plate 417, a second positioning block 418 and a fourth connecting plate

419. Third floating joint 420, second X-direction cylinder 421 and second vertical plate

422. A second Z-direction slide rail 423, a second Z-direction slide block 424 and an upper moving plate

425. Lifting support 426, upper fixing block 427 and upper tool rest

428. Upper connecting block 429, upper blade 430 and upper pressing block

431. Screw nut 432, screw 433 and bearing seat

5. Lens blanking mechanism 501, charging tube 502 and third moving plate

503. X is to slip table cylinder 504, fixed block 505, third Y to slide rail

506. Front slider 507, rear slider 508, front guide block

509. A third Y-direction cylinder 510, a front supporting plate 511 and a fourth Y-direction cylinder

512. Rear guide block 513, fifth Y-direction cylinder 514 and rear supporting plate

515. Sixth Y-direction cylinder 516, first through hole 517 and second through hole

518. Third positioning plate 519, third positioning block 6 and material handle blanking mechanism

601. Third pneumatic finger 602, rotating arm 603, and rotating base

604. Rotating electric machine 605, support 606, chute

607. Counter 608, connecting rod 609 and mounting seat

610. Connecting block 611, fourth Z-direction cylinder 612 and lifting lug

613. Collecting box 614, baffle 615 and third bottom plate

7. Operation panel 8, workbench 9 and workpiece

901. Lens 902 and material handle

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention.

Referring to fig. 1 and 2, an eyeglass shearing apparatus comprises a frame 1, a feeding mechanism 2, a transferring mechanism 3, a slicing mechanism 4, a eyeglass blanking mechanism 5 and a handle blanking mechanism 6, wherein the frame 1 is provided with a worktable 8, the worktable 8 is provided with the feeding mechanism 2, the transferring mechanism 3, the slicing mechanism 4, the eyeglass blanking mechanism 5 and the handle blanking mechanism 6, the feeding mechanism 2, the slicing mechanism 4, the eyeglass blanking mechanism 5 and the handle blanking mechanism 6 are sequentially arranged along the running direction of the transferring mechanism 3, the transferring mechanism 3 can sequentially transfer a workpiece 9 from the feeding mechanism 2 and the slicing mechanism 4 to the eyeglass blanking mechanism 5, the worktable 8 is provided with an operating panel 7, the operating panel 7 is connected with the input end of a PLC controller, the output end of the PLC controller is connected with various mechanical components of the apparatus, the PLC controller receives a control command of the operating panel 7, controls the actions of the mechanical parts of the device.

Referring to fig. 3, 4, 5, and 6, the feeding mechanism 2 includes a first moving plate 201, two rectangular grooves 202 are symmetrically disposed on the first moving plate 201, two sets of spacing assemblies are mounted on each rectangular groove 202 at intervals, each set of spacing assembly includes a left baffle 203 and a right baffle 204 disposed on two sides of the rectangular groove 202, the first moving plate 201 is fixed on a first vertical plate 205, the first moving plate 201 is perpendicular to the first vertical plate 205, two first Y-direction sliders 206 are disposed on a sidewall of the first vertical plate 205, a spacing plate 207 is disposed between the two first Y-direction sliders 206, the spacing plate 207 is fixed on the first vertical plate 205, the two first Y-direction sliders 206 are slidably disposed on two first Y-direction sliding rails 208 that are parallel to each other, the two first Y-direction sliding rails 208 are fixed on a sidewall of the first vertical plate 209, an air cylinder mounting seat 210 is mounted on the other side wall of the first vertical plate 209, a first Y-direction air cylinder 211 is mounted on the air cylinder mounting seat 210, the end of a piston rod of the first Y-direction air cylinder 211 is connected with one end of a first floating joint 212, the other end of the first floating joint 212 is connected with a first connecting plate 213, the first connecting plate 213 is fixedly connected with the first moving plate 201, a square opening 214 through which the limiting plate 207 can pass is formed in the first vertical plate 209, one end of the limiting plate 207 passes through the square opening 214 and extends to one side of the first vertical plate 209, first buffers 215 are respectively arranged at two ends of the square opening 214, the first vertical plate 209 is vertically arranged at the left side of a first bottom plate 216, two first X-direction sliding rails 217 which are parallel to each other are arranged at the right side of the first bottom plate 216, wherein second buffers 218 are respectively mounted at two ends of the first X-direction sliding rails 217, the two first X-direction sliding rails 217 are respectively provided with a first X-direction sliding block 219, the two first X-direction sliding blocks 219 are fixed at the bottom of a first push plate 220, the first push plate 220 is fixedly connected with a second connecting plate 221, the second connecting plate 221 is installed at the end part of a piston rod of a first X-direction cylinder 222, the first X-direction cylinder 222 is installed on a first bottom plate 216 and is arranged at one side of the first X-direction sliding rail 217, the top of the first push plate 220 is provided with two symmetrically-arranged supporting seats 223, two first Z-direction sliding rails 224 are respectively arranged on the two supporting seats 223, the two first Z-direction sliding rails 224 are respectively provided with a first Z-direction sliding block 225, the two first Z-direction sliding blocks 225 are respectively fixed on two symmetrically-arranged second vertical plates 226, the upper end surfaces of the two second vertical plates 226 are provided with a lifting plate 227, and the middle position of the first push plate 220 is provided with a first Z-direction cylinder 228, the connecting seat 229 is installed at the shaft end portion of the first Z-direction cylinder 228, the connecting seat 229 is fixedly connected with the lifting plate 227, two rows of first positioning plates 230 which are arranged at intervals and in parallel are installed on the lifting plate 227, four first positioning plates 230 are arranged on each row, two rows of first positioning blocks 231 which are arranged at intervals and in parallel are installed on the upper surface of each first positioning plate 230, a bearing cavity for bearing the material handle 902 is formed between the two rows of first positioning blocks 231, and two or four first positioning blocks 231 are arranged on each row.

Referring to fig. 7, 8 and 9, the transfer mechanism 3 includes a second Y-direction cylinder 301, an end of a piston rod of the second Y-direction cylinder 301 is connected to one end of a second floating joint 302, the other end of the second floating joint 302 is connected to a third connecting plate 303, the third connecting plate 303 is fixedly connected to a second moving plate 304, the second Y-direction cylinder 301 is fixed to one side wall of a mounting plate 305, the mounting plate 305 is mounted on a bracket 306, two second Y-direction sliding rails 307 parallel to each other are disposed on the other side wall of the mounting plate 305, wherein two ends of one second Y-direction sliding rail 307 are respectively mounted with a third buffer 308, two second Y-direction sliding blocks 309 are mounted on the two second Y-direction sliding rails 307, two second Y-direction sliding blocks 309 are fixed to one side wall of the second moving plate 304, and a first mounting bracket 310 and a second mounting bracket 314 are disposed at an interval on the other side wall of the second moving plate 304, first installing support 310 below is provided with second Z to cylinder 311, second Z installs second push plate 312 to the tailpiece of the piston rod portion of cylinder 311, and two first pneumatic fingers 313 are installed to the lower surface symmetry of second push plate 312, second installing support 314 below is provided with third Z to cylinder 315, ejector pad 316 is installed to the tailpiece of the piston rod portion of third Z to cylinder 315, installs two rows of interval and parallel arrangement's vacuum chuck 317 on the ejector pad 316, and every row of vacuum chuck 317 is provided with eight, eight vacuum chuck 317 passes through trachea and outside vacuum pump connection, and during the specific use, start the vacuum pump and take out the vacuum to trachea and vacuum chuck, make work piece 9 be held by vacuum chuck 317. Two pneumatic finger installation seats 318 are symmetrically installed at the middle position of the two rows of vacuum suction cups 317, and second pneumatic fingers 319 are installed at the bottoms of the two pneumatic finger installation seats 318.

Referring to fig. 10, 11 and 12, the slicing mechanism 4 includes a second bottom plate 401, an upper cutting assembly, a lower cutting assembly, a servo motor 402 for driving the upper cutting assembly to move in a Z direction, and a second X-direction cylinder 420 for driving the lower cutting assembly to move in an X direction, a second X-direction slide rail 404 is disposed on the second bottom plate 401, fourth buffers 405 are respectively mounted at two ends of the second X-direction slide rail 404, a second X-direction slide block 406 is mounted on the second X-direction slide rail 404, the two second X-direction slide blocks 406 are fixed at the bottom of the lower moving plate 407, two sets of lower cutting assemblies are mounted on the lower moving plate 407 at intervals, each set of lower cutting assemblies includes two symmetrically disposed lower fixing blocks 408, the two lower fixing blocks 408 are fixed on the lower moving plate 407, lower tool holders 409 are respectively fixed on the two lower fixing blocks 408, the two lower tool holders 409 are connected to the two lower fixing blocks 408 through lower connecting blocks 410, the two lower tool rests 409 are respectively fixed with a lower blade 411, the two lower tool rests 409 are respectively fixed with a lower pressing block 412, the two lower pressing blocks 412 are used for tightly pushing against the end parts of the two lower blades 411 and enabling the end parts of the two lower blades 411 to be tightly attached to the two lower tool rests 409, one side of each of the two lower pressing blocks 412 is provided with an L-shaped plate 413, the two L-shaped plates 413 are fixed on a lower moving plate 407, the tops of the two L-shaped plates 413 are respectively provided with a material receiving plate 414, the two material receiving plates 414 are respectively provided with four material receiving grooves 415, a second positioning plate 416 is arranged between the two lower tool rests 409, the upper surface of the second positioning plate 416 is provided with two rows of second positioning blocks 417 which are arranged at intervals and in parallel, a bearing cavity for bearing the material handle 902 is formed between the two rows of second positioning blocks 417, three second positioning blocks 417 of each row are arranged between each row, and the lower moving plate 407, a fourth connecting plate 418 is connected with one end of a third floating joint 419, the other end of the third floating joint 419 is connected with the end of a piston rod of a second X-direction cylinder 420, the second X-direction cylinder 420 is arranged at one side of the second bottom plate 401, one end of the second bottom plate 401 is provided with a second vertical plate 421, the side wall of the second vertical plate 421 is provided with two second Z-direction slide rails 422 which are parallel to each other, the two second Z-direction slide rails 422 are both provided with a second Z-direction slider 423, the two second Z-direction sliders 423 are fixed on one side wall of the upper moving plate 424, the other side wall of the upper moving plate 424 is provided with a lifting support 425, the bottom of the lifting support 425 is provided with two groups of upper cutting assemblies at intervals, each group of the upper cutting assemblies comprises two upper fixing blocks 426 which are symmetrically arranged, the two upper fixing blocks 426 are both fixed at the bottom of the lifting support 425, and upper tool holders 427 are respectively fixed below the upper, the two upper tool holders 427 are connected with the two upper fixing blocks 426 through upper connecting blocks 428, the bottom parts of the two upper tool holders 427 are respectively fixed with upper blades 429, the two upper tool holders 427 are fixed with upper pressing blocks 430, and the two upper pressing blocks 430 are used for tightly pushing the end parts of the two upper blades 429 and enabling the end parts of the two upper blades 429 to be tightly attached to the two upper tool holders 427.

In this embodiment, the upper moving plate 424 is fixedly connected to a lead screw nut 431, the lead screw nut 431 is sleeved on a lead screw 432, an end of the lead screw 432 is connected to one end of a coupler 403, the other end of the coupler 403 is connected to an output shaft of a servo motor 402, the servo motor 402 is fixed to the top of a second vertical plate 421, two ends of the lead screw 432 are respectively fixed to bearing blocks 433 through bearings, and the two bearing blocks 433 are respectively screwed to the upper and lower ends of the second vertical plate 421.

Referring to fig. 13 and 14, the lens blanking mechanism 5 includes a charging tube 501, a third moving plate 502 and an X-direction sliding table cylinder 503 for driving the third moving plate 502 to move, two sides of one end of the X-direction sliding table cylinder 503 are respectively provided with a fixed block 504, a plurality of charging tubes 501 arranged in parallel are respectively installed in the two fixed blocks 504, the third moving plate 502 is installed on a sliding table of the X-direction sliding table cylinder 503, the third moving plate 502 is provided with two third Y-direction sliding rails 505 parallel to each other, the two third Y-direction sliding rails 505 are both provided with a front slider 506 and a rear slider 507, the two front sliders 506 are fixed at the bottom of a front guide block 508, the front guide block 508 is connected with a piston rod of a third Y-direction cylinder 509, the third Y-direction cylinder 509 is fixed on the third moving plate 502, two front support plates 510 arranged at intervals are installed below the front guide block 508, the two front supporting plates 510 are respectively connected with a piston rod of a fourth Y-direction cylinder 511 corresponding to each front supporting plate, the fourth Y-direction cylinder 511 is fixed on the third moving plate 502, the two rear sliding blocks 507 are fixed at the bottom of the rear guide block 512, the rear guide block 512 is connected with a piston rod of a fifth Y-direction cylinder 513, the fifth Y-direction cylinder 513 is fixed on the third moving plate 502, two rear supporting plates 514 arranged at intervals are installed below the rear guide block 512, the two rear supporting plates 514 are respectively connected with piston rods of sixth Y-direction cylinders 515 corresponding to each rear supporting plate 514, the sixth Y-direction cylinders 515 are fixed on the third moving plate 502, and the front guide block 508 and the rear guide block 512 are respectively provided with a first through hole 516.

In this embodiment, two rows of second through holes 517 arranged at intervals are formed in the third moving plate 502, eight second through holes 517 in each row are provided, two third positioning plates 518 arranged side by side are fixed in the middle of the third moving plate 502, two rows of third positioning blocks 519 arranged at intervals and in parallel are mounted on the upper surface of each third positioning plate 518, a bearing cavity for bearing the charge holder 902 is formed between the two rows of third positioning blocks 519, and two third positioning blocks 519 in each row are provided.

Referring to fig. 15 and 16, the bar stock discharging mechanism 6 includes a bar stock grabbing component and a chute 606, the bar stock grabbing component is disposed on one side of the third moving plate 502, the bar stock grabbing component includes a third pneumatic finger 601, the third pneumatic finger 601 is fixed on one end of a rotating arm 602, the other end of the rotating arm 602 is mounted on a rotating base 603, the rotating base 603 is connected with an output shaft of a rotating motor 604, the rotating motor 604 is fixed on a third bottom plate 615 through a support 605, one end of the bar stock grabbing component is provided with the chute 606, the chute 606 is provided with a counter 607, the counter 607 is connected with a PLC controller, one end of the chute 606 is provided with a baffle 614, a bar stock collecting box 613 is disposed below the other end of the chute 606, the bar stock collecting box 613 is fixed on the third bottom plate 615, a connecting rod 608 is mounted at the bottom of the chute 606, the other end of the connecting rod 608 is hinged to a mounting seat 609, the mounting seat 609 is fixed to a third bottom plate 615, a connecting block 610 is further mounted at the bottom of the sliding groove 606, the connecting block 610 is hinged to a piston rod of a fourth Z-direction cylinder 611, the fourth Z-direction cylinder 611 is hinged to a lifting lug 612, the lifting lug 612 is mounted on the third bottom plate 615, and the third bottom plate 615 is fixed to the workbench 8.

The shearing method based on the spectacle lens shearing equipment comprises the following steps:

first, after the workpiece 9 is placed on the first positioning plate 230, the workpieces 9 are placed on the two rows of first positioning plates 230, the first Z-direction cylinder 228 is ventilated, the piston rod thereof pushes the lifting plate 227 to move upwards along the first Z-direction slide rail 224 for a specified stroke distance, the first X-direction cylinder 222 is ventilated, the piston rod thereof pushes the first push plate 220 and the components mounted on the first push plate 220 to move towards the first moving plate 201, so that the two rows of first positioning plates 230 on the lifting plate 227 pass through the two rectangular grooves on the first moving plate 201 to reach the upper part of the first moving plate 201, then the first Z-direction cylinder 228 is ventilated, the piston rod thereof moves downwards, so that the workpieces 9 on the first positioning plate 230 fall onto the upper surface of the first moving plate 201 and are placed between the left baffle 203 and the right baffle 204, the first X-direction cylinder 222 is ventilated, returns to an initial state, then the first Y-direction cylinder 211 is ventilated, the piston rod pushes the first moving plate 201 on which the workpiece 9 is placed to move to the transfer mechanism 3.

In the second step, the second Y-direction cylinder 301 is ventilated, the piston rod thereof pushes the second moving plate 304 and the first pneumatic finger 313 mounted on the second moving plate 304 to move above the first moving plate 201, the second Z-direction cylinder 311 is ventilated to move downwards to a designated position, the first pneumatic finger 313 acts to clamp the material handle 902 in the workpiece 9, the second Z-direction cylinder 311 moves upwards to the initial position, the second Y-direction cylinder 301 acts again, the piston rod thereof pushes the second moving plate 304 and the first pneumatic finger 313 mounted on the second moving plate 304 to move above the material receiving plate 414, the second Z-direction cylinder 311 is ventilated to move downwards to the designated position, the first pneumatic finger 313 acts to place the workpiece 9 in the material receiving groove 415 of the material receiving plate 414, and the second Z-direction cylinder 311 moves upwards to the initial position.

And thirdly, the second X-direction air cylinder 420 is ventilated, the piston rod of the second X-direction air cylinder pushes the lower moving plate 407 and the components arranged on the lower moving plate 407 to move below the upper cutting component, the servo motor 402 is started and is in transmission connection through the coupler 403, so that the screw rod 432 is driven to rotate, the screw rod 432 is in meshing transmission with the screw rod nut 431, the screw rod nut 431 and the upper cutting component connected with the screw rod nut 431 are driven to move downwards along the second Z-direction slide rail 422, the workpiece 9 is cut through the downward movement of the upper cutting component, and the lens 901 is separated from the material handle 902, so that the effect of cutting the workpiece 9 is achieved.

Fourthly, the servo motor 402 is started again to drive the screw nut 431 and the upper cutting assembly connected with the screw nut 431 to move upwards along the second Z-direction slide rail 422, the second X-direction air cylinder 420 is ventilated, the piston rod thereof pushes the lower moving plate 407 and the assembly arranged on the lower moving plate 407 to move to the lower part of the transfer mechanism 3, the second Y-direction air cylinder 301 is ventilated, the piston rod thereof pushes the second moving plate 304 and the second pneumatic finger 319 and the vacuum chuck 317 arranged on the second moving plate 304 to move to the upper part of the lower moving plate 407, the third Z-direction air cylinder 315 is ventilated to move downwards to a designated position, the second pneumatic finger 319 acts to clamp the material handle 902, the vacuum chuck 317 sucks the lens 901, the third Z-direction air cylinder 315 ascends to the initial position, the second Y-direction air cylinder 301 is ventilated, the piston rod thereof pushes the second moving plate 304 and the second pneumatic finger 319 and the vacuum chuck 317 arranged on the second moving plate 304 to move to the upper part of the lens blanking mechanism 5, the third Z cylinder 315 is vented downward to a designated position, the second pneumatic finger 319 is actuated to place the stack 902 on the third positioning plate 518 of the third moving plate 502, the vacuum chuck 317 places the lens 901 into the first through hole 516 of the front and rear guide blocks 508, 512, and the third Z cylinder 315 is advanced upward to an initial position.

Fifthly, starting the rotating motor 604, driving the third pneumatic finger 601 to rotate for a certain angle by the rotating arm 602, clamping the material handle 902 by the action of the third pneumatic finger 601, then reversely rotating the rotating motor 604, returning the rotating arm 602 to the initial position, and placing the material handle 902 on the chute 606 by the action of the third pneumatic finger 601; when the material bundles 902 on the chute 606 are accumulated to a certain amount, a signal is fed back to the PLC controller through the counter 607, the PLC controller controls the fourth Z-direction cylinder 611 to act, the piston rod of the PLC controller extends out to push one end of the chute 606 to move upwards, so that the chute 606 tilts by a certain angle, and the material bundles 902 slide down along the chute 606 into the material bundle collecting box 613.

And sixthly, starting the X-direction sliding table air cylinder 503 to drive the components mounted on the sliding table to move to the charging pipe 501, ventilating the fourth Y-direction air cylinder 511, driving the front supporting plate 510 to retract, so that the lens 901 on the front guide block 508 falls into the corresponding charging pipe 501, ventilating the sixth Y-direction air cylinder 515, driving the rear supporting plate 514 to retract, and enabling the lens 901 on the rear guide block 512 to fall into the corresponding charging pipe 501.

Although the illustrative embodiments of the present invention have been described above to enable those skilled in the art to understand the present invention, the present invention is not limited to the scope of the embodiments, and it is apparent to those skilled in the art that all the inventive concepts using the present invention are protected as long as they can be changed within the spirit and scope of the present invention as defined and defined by the appended claims.

Claims

1. An eyeglass lens shearing apparatus, characterized in that: comprises a frame (1), a feeding mechanism (2), a transferring mechanism (3), a slicing mechanism (4), a lens blanking mechanism (5) and a material handle blanking mechanism (6), wherein the frame (1) is provided with a workbench (8), the workbench (8) is provided with the feeding mechanism (2), the transferring mechanism (3), the slicing mechanism (4), the lens blanking mechanism (5) and the material handle blanking mechanism (6), the feeding mechanism (2), the slicing mechanism (4), the lens blanking mechanism (5) and the material handle blanking mechanism (6) are sequentially arranged along the running direction of the transferring mechanism (3), the transferring mechanism (3) can sequentially transfer a workpiece (9) to the lens blanking mechanism (5) from the feeding mechanism (2) and the slicing mechanism (4), the workbench (8) is provided with an operating panel (7), and the operating panel (7) is connected with the input end of a PLC controller, the output end of the PLC is connected with each mechanical part of the equipment, and the PLC receives a control instruction of the operation panel (7) and controls the action of each mechanical part of the equipment.

2. The spectacle lens shearing apparatus according to claim 1, wherein the feeding mechanism (2) comprises a first moving plate (201), the first moving plate (201) is symmetrically provided with two rectangular grooves (202), each rectangular groove (202) is provided with two sets of spacing assemblies arranged at intervals, each set of spacing assembly comprises a left baffle (203) and a right baffle (204) arranged at two sides of the rectangular groove (202), the first moving plate (201) is fixed on a first vertical plate (205), two first Y-direction sliders (206) are arranged on a side wall of the first vertical plate (205), a limiting plate (207) is arranged between the two first Y-direction sliders (206), the limiting plate (207) is fixed on the first vertical plate (205), the two first Y-direction sliders (206) are respectively slidably arranged on two first Y-direction sliding rails (208) which are parallel to each other, two first Y-direction sliding rails (208) are fixed on one side wall of a first vertical plate (209), a cylinder mounting seat (210) is mounted on the other side wall of the first vertical plate (209), a first Y-direction cylinder (211) is mounted on the cylinder mounting seat (210), the end of a piston rod of the first Y-direction cylinder (211) is connected with one end of a first floating joint (212), the other end of the first floating joint (212) is connected with a first connecting plate (213), the first connecting plate (213) is fixedly connected with a first moving plate (201), a square opening (214) through which the limiting plate (207) can pass is formed in the first vertical plate (209), one end of the limiting plate (207) passes through the square opening (214) and extends to one side of the first vertical plate (209), first buffers (215) are respectively arranged at two ends of the square opening (214), and the first vertical plate (209) is vertically arranged on the left side of a first bottom plate (216), two first X-direction sliding rails (217) which are parallel to each other are arranged on the right side of the first bottom plate 216, second buffers (218) are respectively mounted at two ends of one first X-direction sliding rail (217), first X-direction sliding blocks (219) are respectively mounted on the two first X-direction sliding rails (217), the two first X-direction sliding blocks (219) are fixed at the bottom of a first push plate (220), the first push plate (220) is fixedly connected with a second connecting plate (221), the second connecting plate (221) is mounted at the end part of a piston rod of a first X-direction cylinder (222), the first X-direction cylinder (222) is mounted on the first bottom plate (216), two symmetrically-arranged supporting seats (223) are mounted at the top of the first push plate (220), first Z-direction sliding rails (224) are respectively arranged on the two supporting seats (223), and first Z-direction sliding blocks (225) are respectively arranged on the first Z-direction sliding rails (224), two first Z is fixed respectively on two second riser (226) that the symmetry set up to slider (225), two second riser (226) up end installation lifter plate (227), at the intermediate position installation first Z of first push pedal (220) to cylinder (228), first Z is to axle tip erection joint seat (229) of cylinder (228), connecting seat (229) and lifter plate (227) fixed connection, install two rows of interval and parallel arrangement's first locating plate (230) on lifter plate (227), every row of first locating plate (230) are provided with four, every two first locating block (231) of interval and parallel arrangement are all installed to the upper surface of first locating plate (230), every row of first locating block (231) are provided with two or four.

3. An eyeglass lens shearing apparatus as set forth in claim 1, wherein the transfer mechanism (3) comprises a second Y-directional cylinder (301), a piston rod end of the second Y-directional cylinder (301) is connected to one end of a second floating joint (302), the other end of the second floating joint (302) is connected to a third connecting plate (303), the third connecting plate (303) is fixedly connected to a second moving plate (304), the second Y-directional cylinder (301) is fixed to one side wall of a mounting plate (305), the mounting plate (305) is mounted on a bracket (306), the other side wall of the mounting plate (305) is provided with two second Y-directional slide rails (307) parallel to each other, wherein two ends of one second Y-directional slide rail (307) are respectively provided with a third buffer (308), and two second Y-directional slide blocks (309) are mounted on the two second Y-directional slide rails (307), two second Y-direction sliding blocks (309) are fixed on one side wall of a second moving plate (304), a first mounting bracket (310) and a second mounting bracket (314) are arranged on the other side wall of the second moving plate (304) at intervals, a second Z-direction cylinder (311) is arranged below the first mounting bracket (310), a second push plate (312) is arranged at the end part of a piston rod of the second Z-direction cylinder (311), two first pneumatic fingers (313) are symmetrically arranged on the lower surface of the second push plate (312), a third Z-direction cylinder (315) is arranged below the second mounting bracket (314), a push block (316) is arranged at the end part of a piston rod of the third Z-direction cylinder (315), two rows of vacuum suckers (317) which are arranged at intervals and in parallel are arranged on the push block (316), eight vacuum suckers (317) in each row are arranged, and the eight vacuum suckers (317) are connected with an external vacuum pump through air pipes, two pneumatic finger installation seats (318) are symmetrically arranged at the middle positions of the two rows of vacuum suction cups (317), and second pneumatic fingers (319) are arranged at the bottoms of the pneumatic finger installation seats (318).

4. An eyeglass lens shearing device according to claim 1, wherein the slicing mechanism (4) comprises a second base plate (401), an upper cutting assembly, a lower cutting assembly, a servo motor (402) for driving the upper cutting assembly to move in the Z direction, and a second X-direction cylinder (420) for driving the lower cutting assembly to move in the X direction, a second X-direction slide rail (404) is arranged on the second base plate (401), fourth buffers (405) are respectively arranged at two ends of the second X-direction slide rail (404), a second X-direction slide block (406) is arranged on the second X-direction slide rail (404), the two second X-direction slide blocks (406) are fixed at the bottom of a lower moving plate (407), two groups of lower cutting assemblies are arranged on the lower moving plate (407) at intervals, and both groups of lower cutting assemblies comprise two symmetrically arranged lower fixing blocks (408), two lower tool rests (409) are fixed on the lower fixing blocks (408) respectively, the two lower tool rests (409) are connected with the two lower fixing blocks (408) through lower connecting blocks (410), lower blades (411) are fixed on the lower tool rests (409) respectively, lower pressing blocks (412) are fixed on the lower tool rests (409) respectively, L-shaped plates (413) are arranged on one sides of the lower pressing blocks (412), the two L-shaped plates (413) are fixed on the lower moving plate (407), material receiving plates (414) are arranged at the tops of the two L-shaped plates (413), four material receiving grooves (415) are arranged on the material receiving plates (414), a second positioning plate (416) is arranged between the two lower tool rests (409), two rows of second positioning blocks (417) which are arranged at intervals and are arranged in parallel are arranged on the upper surface of the second positioning plate (416), three second positioning blocks (417) of each row are arranged, the lower moving plate (407) is fixedly connected with a fourth connecting plate (418), the fourth connecting plate (418) is connected with one end of a third floating joint (419), the other end of the third floating joint (419) is connected with the end part of a piston rod of a second X-direction cylinder (420), the second X-direction cylinder (420) is arranged on one side of a second bottom plate (401), one end of the second bottom plate (401) is provided with a second vertical plate (421), the side wall of the second vertical plate (421) is provided with two second Z-direction sliding rails (422) which are parallel to each other, the two second Z-direction sliding rails (422) are respectively provided with a second Z-direction sliding block (423), the two second Z-direction sliding blocks (423) are fixed on one side wall of the upper moving plate (424), and the other side wall of the upper moving plate (424) is provided with a lifting support (425), the bottom of the lifting support (425) is provided with two groups of upper cutting assemblies at intervals, each group of upper cutting assemblies comprises two upper fixing blocks (426) which are symmetrically arranged, upper tool holders (427) are respectively fixed below the two upper fixing blocks (426), the two upper tool holders (427) are connected with the two upper fixing blocks (426) through upper connecting blocks (428), the bottoms of the two upper tool holders (427) are respectively fixed with upper blades (429), and the two upper tool holders (427) are respectively fixed with upper pressing blocks (430).

5. An eyeglass lens shearing device according to claim 4, characterized in that the upward moving plate (424) is fixedly connected with a lead screw nut (431), the lead screw nut (431) is sleeved on a lead screw (432), the end of the lead screw (432) is connected with one end of a coupler (403), the other end of the coupler (403) is connected with an output shaft of a servo motor (402), the servo motor (402) is fixed on the top of the second vertical plate (421), two ends of the lead screw (432) are respectively fixed on bearing seats (433) through bearings, and the two bearing seats (433) are respectively screwed on the upper and lower ends of the second vertical plate (421).

6. The spectacle lens shearing device according to claim 1, wherein the lens blanking mechanism (5) comprises a charging tube (501), a third moving plate (502) and an X-direction sliding table cylinder (503) for driving the third moving plate (502) to move, wherein two fixing blocks (504) are respectively arranged on two sides of one end of the X-direction sliding table cylinder (503), a plurality of charging tubes (501) arranged in parallel are respectively arranged in the two fixing blocks (504), the third moving plate (502) is arranged on a sliding table of the X-direction sliding table cylinder (503), two third Y-direction sliding rails (505) which are parallel to each other are arranged on the third moving plate (502), a front sliding block (506) and a rear sliding block (507) are respectively arranged on the two third Y-direction sliding rails (505), the two front sliding blocks (506) are fixed at the bottom of a front guide block (508), and a piston rod of the third Y-direction cylinder (509) are connected, the third Y-direction cylinder (509) is fixed on the third moving plate (502), two front supporting plates (510) arranged at intervals are installed below the front guide block (508), the two front supporting plates (510) are respectively connected with piston rods of corresponding fourth Y-direction cylinders (511), the fourth Y-direction cylinders (511) are fixed on the third moving plate (502), the two rear sliding blocks (507) are fixed at the bottom of the rear guide block (512), the rear guide block (512) is connected with piston rods of fifth Y-direction cylinders (513), the fifth Y-direction cylinders (513) are fixed on the third moving plate (502), the two rear supporting plates (514) arranged at intervals are installed below the rear guide block (512), the two rear supporting plates (514) are respectively connected with piston rods of corresponding sixth Y-direction cylinders (515), and the sixth Y-direction cylinders (515) are fixed on the third moving plate (502), the front guide block (508) and the rear guide block (512) are provided with first through holes (516).

7. The spectacle lens shearing device according to claim 6, wherein two rows of second through holes (517) are formed in the third moving plate (502) at intervals, eight second through holes (517) are formed in each row, two third positioning plates (518) are fixed in the middle of the third moving plate 502 and arranged side by side, two rows of third positioning blocks (519) are arranged on the upper surface of each third positioning plate (518) at intervals and in parallel, and two third positioning blocks (519) are formed in each row.

8. An eyeglass lens shearing device according to claim 1, characterized in that the charge bar blanking mechanism (6) comprises a charge bar grabbing component and a chute (606), the charge bar grabbing component is arranged at one side of the third moving plate (502), the charge bar grabbing component comprises a third pneumatic finger (601), the third pneumatic finger (601) is fixed at one end of a rotating arm (602), the other end of the rotating arm (602) is arranged on a rotating seat (603), the rotating seat (603) is connected with an output shaft of a rotating motor (604), the rotating motor (604) is fixed on a third bottom plate (615) through a support (605), one end of the charge bar grabbing component is provided with the chute (606), the chute (606) is provided with a counter (607), one end of the chute (606) is provided with a baffle (614), and a charge bar collecting box (613) is arranged below the other end of the chute (606), the material is fixed on a third bottom plate (615) by a collection box (613), a connecting rod (608) is installed at the bottom of a sliding groove (606), the other end of the connecting rod (608) is hinged to a mounting seat (609), the mounting seat (609) is fixed on the third bottom plate (615), a connecting block (610) is further installed at the bottom of the sliding groove (606), the connecting block (610) is hinged to a piston rod of a fourth Z-direction cylinder (611), the fourth Z-direction cylinder (611) is hinged to a lifting lug (612), the lifting lug (612) is installed on the third bottom plate (615), and the third bottom plate (615) is fixed on a workbench (8).