CN111300769A

CN111300769A - Working method of automatic lens shearing machine

Info

Publication number: CN111300769A
Application number: CN202010182148.7A
Authority: CN
Inventors: 付丞
Original assignee: Ningbo Chengda Precision Machinery Co ltd
Current assignee: Ningbo Chengda Precision Machinery Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-06-19

Abstract

The invention provides a working method of an automatic lens shearing machine, which comprises the following steps of S001 feeding; step S002, feeding; s003, driving the blades to be attached by an upper shearing group and a lower shearing group on the workbench, and shearing the lenses after the blades are heated by a heating device; step S004, detecting the lens and adjusting the blade; step S005, the lens extractor on the workbench places the lens on the material tray; step S006, repeating the steps S003 to S005, and repeating the steps S001 and S002 after the lenses on the branches are cut; and S007, stacking, wherein after the material tray is full of lenses, a transmission cylinder on the workbench drives the tray to move to the material stacking frame to be stacked. The working method of the automatic lens shearing machine provided by the invention realizes automatic shearing and transportation of lens raw materials, the position of the blade can be adaptively adjusted according to the deviation degree of the sheared lens, the precision of the shearing mechanism is improved, the material discs can be accurately and automatically stacked, a large amount of labor force is saved, and the working efficiency is high.

Description

Working method of automatic lens shearing machine

Technical Field

The invention relates to the technical field of lens shearing machines, in particular to a working method of an automatic lens shearing machine.

Background

In the production process of products such as an optical lens, a camera module and the like, an injection molding lens is used; the lens is formed into a radial injection molding part similar to a tree by an insert injection molding method; the injection molding piece comprises a trunk and branches, and the lenses are positioned at the tail ends of the branches; the periphery of the lens is coated with injection molding material to form the injection molding lens. When in use, the injection-molded lens needs to be cut, namely, the injection-molded lens is cut from the tail end of the branch, and then subsequent processing is carried out; typically, injection molded lenses require human cutting; the efficiency of shearing is affected by the proficiency of the person; and the uniformity of the operation cannot be guaranteed, so that a shearing machine is needed, the common lens shearing machine cannot realize the functions of automatic feeding, shearing, material moving, material stacking and the like, the shearing precision is poor, the blade is easy to wear, the lens is easy to shear and damage, the overall working efficiency is low, and the blade cannot be automatically adjusted, so that the defective rate of processing is high.

Disclosure of Invention

Technical problem to be solved

The technical problem to be solved by the invention is to provide a working method of an automatic lens shearing machine, so as to overcome the problems that the shearing method of the lens shearing machine in the prior art cannot realize the automatic transmission and shearing functions, the shearing precision of the common shearing method is low, and the position of a blade cannot be automatically adjusted.

(II) technical scheme

In order to solve the technical problem, the invention provides a working method of an automatic lens shearing machine, which comprises the following steps:

s001, feeding, namely conveying a lens raw material to a transverse cylinder on a workbench by a vertical cylinder on the workbench, conveying the lens raw material to a vertical cylinder on the workbench by the transverse cylinder, and conveying the lens raw material to a feeding station on the workbench by the vertical cylinder;

s002, feeding, wherein a material moving cylinder on a workbench drives a second air claw to move to the feeding station, and after a second lifting cylinder on the workbench drives the second air claw to descend, the second air claw clamps the lens raw materials on the feeding station to the processing station;

s003, cutting the lens, wherein an upper cutting group and a lower cutting group of the upper cutting mechanism of the workbench drive the blade to be attached, and a heating device heats the blade and then cuts the lens;

step S004, detecting the lens and adjusting the blade, conveying the cut lens to the position above a second detection device on the workbench by a third air claw on the workbench for detection, and adjusting the position of the cutting mechanism for cutting the lens by a second servo motor through a first driving cylinder after detection;

s005, moving the material, wherein after a fourth lifting cylinder on the workbench drives the lens extractor to descend, the lens extractor absorbs the lens on the third air claw, the fourth lifting cylinder moves to the position above the material tray, and after the positioning camera positions the lens, the lens extractor places the lens on the material tray;

step S006, rotating the material, wherein a first servo motor on the workbench drives the raw material rack to rotate according to the included angle of the upper branch of the lens raw material;

step S007, repeating steps S003 to S005;

and S008, stacking, wherein after the lenses are fully placed on the material tray, a transmission cylinder on the workbench drives the tray and the material tray on the tray to move to the material stacking frame, and the lifting platform on the workbench stacks the tray on the material loading frame in the material stacking frame.

Further, the step S001 specifically includes the following steps:

s0011, taking materials, wherein a vertical cylinder drives a material taking cylinder to jack up, an external manipulator places the lens raw materials on a raw material rack of the material taking cylinder, and the vertical cylinder and the material taking cylinder drive the raw material rack to return;

s0012, detecting whether the lens raw materials are placed on the raw material rack or not by a first detection device on the vertical cylinder, repeating the steps S0011-S0012 when the detection result is no, and performing the step S0013 when the detection result is yes;

s0013, conveying lens raw materials, driving a first air claw to descend by a first lifting air cylinder on a transverse air cylinder, clamping the lens raw materials after the first air claw runs, driving the first air claw to move to the position above a vertical air cylinder by the transverse air cylinder, placing the lens raw materials on a raw material rack of the vertical air cylinder by the first air claw, and driving the raw material rack to slide to the tail end of the vertical air cylinder to serve as a feeding station by the vertical air cylinder.

Further, in the step S002, a plurality of processing stations are equidistantly arranged on the processing table, each processing station includes a first servo motor and a raw material rack, and the raw material rack is provided with positioning grooves corresponding to the branches; press from both sides the material platform and fix on horizontal slip table, horizontal slip table is fixed on the workstation, it drives to press from both sides the material cylinder that moves on the material platform the second gas claw removes preceding machining-position and material loading station department, the second lift cylinder drives it descends to move the material cylinder, the lens raw materials is got to the second gas claw clamp, the second lift cylinder with move the material cylinder playback back, the second gas claw will the lens raw materials clamp of material loading station department gets extremely machining-position department, the second gas claw will the lens raw materials clamp of machining-position department gets to next machining-position department.

Further, in the step S003, the upper cutting group and the lower cutting group are slidably mounted on a body, and a motor is further mounted on the body; after the motor drives the wheel disc to rotate, the eccentric arc-shaped groove on the wheel disc drives the upper shearing group and the lower shearing group to move and then approach, the blade is attached to the blade below the upper shearing group, the upper shearing group and the heating device on the lower shearing group heat the blade, when the blade reaches the rated temperature, the temperature control device controls the heating device to stop working, the blade is used for cutting the lens from the lens raw material, the upper shearing group and the lower shearing group are provided with the reset spring, and after the shearing is completed, the wheel disc drives the upper shearing group and the lower shearing group to return to the original position.

Further, in step S004, a second driving cylinder pushes a third air gripper to move to the blade, the third air gripper clamps the lens and then returns to the original position, a third lifting cylinder drives the second detection device to lift and then detect the lens, the second servo motor drives the first driving cylinder to move according to the deviation of the sheared lens, and the first driving cylinder drives the shearing mechanism to move integrally to adjust the position of the blade.

Further, in the step S005, a vertical sliding table is installed below the horizontal sliding table, and a fourth lifting cylinder in the material moving mechanism is installed on the vertical sliding table; the fourth lift cylinder drives absorb after the lens extractor descends, the fourth lift cylinder returns to the original place, horizontal slip table with vertical slip table drives the fourth lift cylinder removes to the charging tray top, behind the location camera location on the fourth lift cylinder, the fourth lift cylinder drives the lens extractor descends, will the lens is placed on the charging tray.

Further, the step S008 specifically includes the following steps:

step S0081, a tray is moved, the material tray is placed on the tray, a positioning cylinder on a transmission cylinder is pushed up and then positions the tray through a positioning hole, and the transmission cylinder drives the tray to slide to a material stacking rack along a material moving table;

step S0082, stacking trays, wherein a feeding frame and a discharging frame are installed on the stacking frame, the end surfaces of the discharging frame and the material moving table are horizontal, the trays slide onto the discharging frame along the material moving table, and a fifth lifting cylinder below the stacking frame drives a lifting table to lift; a third driving cylinder on the material stacking frame pulls the material loading frame and the material unloading frame to contract, the lifting table stacks the tray above the material loading frame, and the third driving cylinder drives the material loading frame to return and then positions the tray full of lenses;

step S0083, preparing materials, lowering the lifting platform to the blanking frame, driving the blanking frame to return by the third driving cylinder, positioning a tray without the lenses, and returning after the lifting platform continues to descend.

(III) advantageous effects

According to the working method of the automatic lens shearing machine, the lens raw materials can be automatically conveyed through the operation methods of the feeding mechanism and the feeding mechanism, the positions of the blades in the shearing mechanism can be adaptively adjusted according to the deviation degree of the sheared lens, the precision of the shearing mechanism is improved, the shearing mechanism realizes the limiting between the blades through the cam structure, the abrasion of the blades is avoided, the sheared lens can be accurately and automatically placed on the material discs through the material moving mechanism, the material discs are automatically stacked through the material stacking mechanism, the automatic material disc recovery and replacement are realized, a large amount of labor force is saved, and meanwhile, the precision and the working efficiency are high.

Drawings

FIG. 1 is a perspective view of an automated lens shear of the present invention;

FIG. 2 is a perspective view of a vertical cylinder in the feeding mechanism of an automated lens shear of the present invention;

FIG. 3 is a perspective view of a transverse cylinder in the feed mechanism of an automated lens shear of the present invention;

FIG. 4 is a perspective view of a vertical cylinder in the feed mechanism of an automated lens shear of the present invention;

FIG. 5 is a perspective view of a processing station in the feed mechanism of an automated lens shear of the present invention;

FIG. 6 is a perspective view of a lens material and a material rack of an automated lens shear of the present invention;

FIG. 7 is a perspective view of a material clamping table of a feeding mechanism of an automatic lens shearing machine according to the present invention;

FIG. 8 is a perspective view of a shearing mechanism of an automated lens shear of the present invention;

FIG. 9 is a perspective view of another perspective of the shearing mechanism of an automated lens shear of the present invention;

FIG. 10 is a perspective view of the shearing mechanism, the detecting device and the material moving mechanism of an automated lens shearing machine according to the present invention;

FIG. 11 is a perspective view of a first actuating cylinder and a shearing mechanism of an automated lens shearing machine according to the present invention;

FIG. 12 is a perspective view of a third air gripper and shearing mechanism of an automated lens shearing machine of the present invention;

FIG. 13 is a perspective view of a material moving mechanism of an automated lens shear of the present invention;

FIG. 14 is a perspective view of a stacking mechanism of an automated lens shearing machine of the present invention;

FIG. 15 is a rear perspective view of a stacking mechanism of an automated lens shearing machine with a tray concealed in accordance with the present invention;

FIG. 16 is a perspective view of another view of the stacking mechanism of the automated lens shearing machine of the present invention;

FIG. 17 is a perspective view of a stacking rack of the stacking mechanism of the automated lens shearing machine of the present invention;

FIG. 18 is a perspective view of a tray in a stacking mechanism of an automated lens shearing machine of the present invention;

FIG. 19 is a block flow diagram of a method of operation of an automated lens shearing machine of the present invention;

FIG. 20 is a block flow diagram illustrating the detailed steps in step S001 of the method of the present invention;

fig. 21 is a block flow diagram of the specific steps in step S007 of the method for operating an automated lens shearing machine according to the present invention.

Wherein: 1 is a workbench, 2 is a lens raw material, 3 is a first air claw, 4 is a second air claw, 5 is a blade, 6 is a lens, 7 is a lens extractor, 8 is a material tray, 9 is a transmission cylinder, 10 is a stacking rack, 11 is a vertical cylinder, 12 is a transverse cylinder, 13 is a vertical cylinder, 14 is a material taking cylinder, 15 is a raw material rack, 16 is a first detection device, 17 is a first lifting cylinder, 18 is a processing platform, 19 is a material clamping platform, 20 is a first servo motor, 21 is a second lifting cylinder, 22 is a material moving cylinder, 23 is a body, 24 is a motor, 25 is an upper shearing group, 26 is a lower shearing group, 27 is a wheel disc, 28 is an arc-shaped groove, 29 is a cam shaft, 30 is a return spring, 31 is a positioning groove, 32 is a heating device, 33 is a temperature control device, 34 is a first driving cylinder, 35 is a second servo motor, 36 is a second driving cylinder, 37 is a third air claw, 38 is a third lifting cylinder, 39 is a second detection device, 40 is a bracket, 41 is a transverse sliding table, 42 is a vertical sliding table, 43 is a fourth lifting cylinder, 44 is a positioning camera, 45 is a material moving table, 46 is a tray, 47 is a positioning hole, 48 is a positioning cylinder, 49 is a fifth lifting cylinder, 50 is a lifting table, 51 is a material loading frame, 52 is a material unloading frame, 53 is a third driving cylinder, and 54 is a branch.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Referring to fig. 1 to 18, to solve the above problems, the present invention provides a working method of an automatic lens shearing machine, including the following steps: s001, feeding, namely conveying a lens raw material to a transverse cylinder 12 on a workbench 1 by a vertical cylinder 11 on the workbench 1, conveying the lens raw material 2 to a vertical cylinder 13 on the workbench by the transverse cylinder 12, and conveying the lens raw material 2 to a feeding station on the workbench 1 by the vertical cylinder 13;

step S002, feeding, wherein the material moving cylinder 22 on the workbench 1 drives the second air claw 4 to move to a feeding station, and after the second lifting cylinder 21 on the workbench 1 drives the second air claw 4 to descend, the second air claw 4 clamps the lens raw material 2 on the feeding station to a processing station;

step S003, cutting the lens, wherein the upper cutting group 25 and the lower cutting group 26 of the upper cutting mechanism of the workbench 1 drive the blade 5 to be attached, and the heating device 32 heats the blade 5 and then cuts the lens 6;

step S004, detecting the lens and adjusting the blade, wherein the third air claw 37 on the workbench 1 conveys the cut lens 6 to the position above a second detection device 39 on the workbench 1 for detection, and the second servo motor 35 on the workbench 1 adjusts the position of the cutting mechanism for cutting the lens 6 through the first driving air cylinder 34 after detection;

step S005, moving the material, after the fourth lifting cylinder 43 on the workbench 1 drives the lens extractor 7 to descend, the lens extractor 7 sucks the lens 6 on the third air claw 37, the fourth lifting cylinder 43 moves to the upper part of the material tray 8, and after the positioning camera 44 positions the lens 6, the lens extractor 7 places the lens 6 on the material tray 8;

step S006, rotating the material, wherein the first servo motor 20 on the workbench 1 drives the raw material rack 15 to rotate according to the included angle of the branch 54 on the lens raw material 2;

step S007, repeating steps S003 to S005;

step S008, stacking, wherein after the lens 6 is fully placed on the tray 8, the transmission cylinder 9 on the workbench 1 drives the tray 46 and the tray 8 on the tray 46 to move to the stacking rack 10, and the lifting table 50 on the workbench 1 stacks the tray 46 on the feeding rack 51 in the stacking rack 10.

Referring to fig. 2 to 4, step S001 specifically includes the following steps:

s0011, material taking is carried out, the vertical cylinder 11 drives the material taking cylinder 14 to jack up, the material taking cylinder 14 moves to a material taking station at the top end of the vertical cylinder 11, an external manipulator places the lens raw materials 2 on a raw material rack 15 of the material taking cylinder 14, and the vertical cylinder 11 and the material taking cylinder 14 drive the raw material rack 15 to return;

step S0012, detecting whether the lens raw materials 2 are placed on the raw material rack 15 or not by the first detection device 16 on the vertical cylinder 11, repeating the steps S0011-S0012 when the detection result is no, and performing the step S0013 when the detection result is yes;

step S0013, conveying the lens raw materials 6, driving a first lifting cylinder 17 on a transverse cylinder 12 to drive a first air claw 3 to descend, clamping the lens raw materials 2 after the first air claw 3 runs, driving the first air claw 3 to move to the position above a vertical cylinder 13 by the transverse cylinder 12, placing the lens raw materials 2 on a raw material rack 15 of the vertical cylinder 13 by the first air claw 3, and driving the raw material rack 15 to slide to the tail end of the vertical cylinder 13 by the vertical cylinder 13 to serve as a feeding station.

Referring to fig. 5 to 7, in step S002, the processing table 18 is provided with a plurality of processing stations at equal intervals, each processing station includes a first servo motor 20 and a material rack 15, the material rack 15 is provided with a positioning slot 31 corresponding to the branch 54, and the lens material 2 is positioned on the material rack 15 through the branch 54; the material clamping table 19 is fixed on the transverse sliding table 41, the transverse sliding table 41 is fixed on the working table 1, the material moving cylinder 22 on the material clamping table 19 drives the second air claw 4 to move to a previous processing station and a material loading station, in the embodiment, five second air claws 4 are specifically provided, wherein the first second air claw 4 moves to the material loading station, the second air claw 4 at the rear correspondingly moves to each processing station, the second lifting cylinder 21 drives the material moving cylinder 22 to descend, each second air claw 4 clamps the lens raw material 2 below, after the second lifting cylinder 21 and the material moving cylinder 22 return, the first four second air claws 4 place the lens raw material 2 to the next processing station, and the last second air claw 4 discards the processed lens raw material as a waste material into a waste material box.

Referring to fig. 8 and 9, in step S003, the upper cutting set 25 and the lower cutting set 26 are slidably mounted on the body 23, and the motor 24 is further mounted on the body 23; after the motor 24 drives the wheel disc 27 to rotate, the eccentric arc-shaped groove 28 on the wheel disc 27 drives the upper shearing group 25 and the lower shearing group 26 to move and then approach together through the cam shaft 29, meanwhile, the blade 5 above is attached to the blade 5 below, the heating devices 32 on the upper shearing group 25 and the lower shearing group 26 heat the blade 5, after the blade 5 reaches the rated temperature, the temperature control device 33 controls the heating devices 32 to stop working, the blade 5 cuts the lens 6 from the lens raw material 2, the reset spring 30 is installed between the upper shearing group 25 and the lower shearing group 26, and after the shearing is completed, the wheel disc 27 and the reset spring 30 drive the upper shearing group 25 and the lower shearing group 26 to return to the original position.

Referring to fig. 10, 11 and 12, in step S004, the second driving cylinder 36 pushes the third air gripper 37 to move to the blade 5, the third air gripper 37 clamps the lens 6 after moving, the second driving cylinder 36 returns to its original position, the third lifting cylinder 38 drives the second detecting device 39 to lift the lens 6, the second servo motor 35 drives the first driving cylinder 34 to move according to the deviation of the lens 6 after being cut, wherein the whole body 23 of the shearing mechanism is fixed on the first driving cylinder 34, and the first driving cylinder 34 can drive the shearing mechanism to move as a whole to adjust the position of the blade 5.

Referring to fig. 1, 10 and 13, in step S005, a vertical sliding table 42 is installed below the horizontal sliding table 41, and a fourth lifting cylinder 43 in the material moving mechanism is installed on the vertical sliding table 42, so that the fourth lifting cylinder 43 can move with the horizontal sliding table 41 through the vertical sliding table 42; after the fourth lifting cylinder 43 drives the lens extractor 7 to descend and then absorb the lenses 6, the fourth lifting cylinder 43 returns, the transverse sliding table 41 and the vertical sliding table 42 drive the fourth lifting cylinder 43 to move to the upper side of the material tray 8, the positioning camera 44 on the fourth lifting cylinder 43 positions the lenses on the lens extractor 7 and the loading holes on the material tray 8, and the fourth lifting cylinder 43 drives the lens extractor 7 to descend and place the lenses 6 on the material tray 8.

Referring to fig. 14 to 18, step S008 specifically includes the following steps:

step S0081, moving the tray 46, placing the tray 8 on the tray 46, pushing up the positioning cylinder 48 on the transmission cylinder 9, positioning the tray 46 through the positioning hole 47, and driving the tray 46 and the tray 8 to slide to the stacking rack 10 along the material moving table 45 by the transmission cylinder 9;

step S0082, stacking the trays 46, wherein the stacking frame 10 is provided with a feeding frame 51 and a discharging frame 52, the end surfaces of the discharging frame 52 and the material moving table 45 are horizontal, the trays 46 slide onto the discharging frame 52 along the material moving table 45, a fifth lifting cylinder 49 below the stacking frame 10 drives the lifting table 50 to lift, the trays 46 without the lenses 6 are stacked on the lifting table 50, and the trays 8 are arranged on the trays 46; a third driving air cylinder 53 on the stacking frame 10 pulls the feeding frame 51 and the discharging frame 52 to contract, the lifting table 50 stacks the tray 46 above the feeding frame 51, and the third driving air cylinder 53 drives the feeding frame 51 to return to position and then position the tray 46 full of lenses 6;

step S0083, preparing materials, lowering the lifting table 50 to the position of the blanking frame 52, driving the blanking frame 52 to return by the third driving air cylinder 53, positioning the tray 46 without the lenses 6, positioning one tray without the lenses 6 on the lifting table 50, continuing to lower the lifting table 50, and then returning the rest tray 46, wherein the positioned tray 46 is brought back to the position of the upper lenses by the transmission air cylinder 9.

Referring to fig. 1 to 18, the working method of the automatic lens shearing machine provided by the invention is realized by the automatic lens shearing machine, the automatic lens shearing machine comprises a workbench 1, and a feeding mechanism, a shearing mechanism, a material moving mechanism and a material stacking mechanism which are arranged on the workbench 1, wherein the number of the shearing mechanism is four, the four shearing mechanisms are respectively arranged on two sides of the feeding mechanism, the two material moving mechanisms and the two material stacking mechanisms are respectively arranged on two sides of the feeding mechanism; a material taking station, a material loading station and a processing station are arranged on the workbench 1, a first air claw 3 in the feeding mechanism conveys the lens raw material 2 at the material taking station to the material loading station, and a second air claw 4 in the feeding mechanism clamps the lens raw material 2 at the material loading station to the processing station; after the blades 5 in the shearing mechanism cut the lenses 6 on the lens raw materials 2, the lens extractor 7 in the material moving mechanism moves the lenses 6 into the material tray 8 of the material stacking mechanism, and after the material tray 8 is full of the lenses 6, the transmission cylinder 9 in the material stacking mechanism pulls the material tray 8 to the material stacking rack 10 for stacking.

Referring to fig. 2 to 4, the feeding mechanism includes a vertical cylinder 11, a horizontal cylinder 12 and a vertical cylinder 13, wherein the top end of the vertical cylinder 11 is a material taking station, and the tail end of the vertical cylinder 13 is a material loading station; a material taking cylinder 14 is arranged on the vertical cylinder 11 through a connecting plate, a raw material rack 15 is arranged on the material taking cylinder 14, the raw material rack 15 can be used for positioning the lens raw materials 2, and a first detection device 16 is also arranged on the vertical cylinder 11 and used for detecting whether the lens raw materials 2 are placed on the raw material rack 15; a first lifting cylinder 17 and a first air claw 3 are arranged on the transverse cylinder 12, and a raw material rack 15 is also arranged on the vertical cylinder 13; during operation, the vertical cylinder 11 drives the material taking cylinder 14 to ascend, after the material taking cylinder 14 ejects out of the raw material rack 15, the lens raw materials 2 on the external manipulator are placed on the raw material rack 15, the vertical cylinder 11 drives the raw material rack 15 to return to the position of the first detection device 16, when the first detection device 16 detects that the lens raw materials 12 are placed on the raw material rack 15, the first lifting cylinder 17 on the transverse cylinder 12 descends, after the first air claw 3 clamps the lens raw materials, the transverse cylinder 12 drives the first air claw 3 to move to the position above the vertical cylinder 13, the first air claw 3 releases the lens raw materials 2 and then places the lens raw materials 2 on the raw material rack 15 on the vertical cylinder 13, the vertical cylinder 13 moves the lens raw materials 2 to the material loading station, and the feeding process is completed.

Referring to fig. 1, 5, 6, and 7, the feeding mechanism includes a processing table 18 and a material clamping table 19, a plurality of processing stations are disposed on the processing table 18 at equal intervals, in this embodiment, the specific number of the processing stations is 4, a plurality of raw material frames 15 and first servo motors 20 corresponding to the raw material frames 15 are mounted on the processing stations, a plurality of branches 54 are disposed on the lens raw material 2, positioning grooves 31 corresponding to the branches 54 are disposed on the raw material frames 15, the lens raw material 2 is positioned on the raw material frames 15 through the positioning grooves 31, the specific number of the branches 54 is 8, a plurality of lenses 6 are disposed on each branch 54, and the first servo motors 20 can drive the raw material frames 15 to rotate 4 times according to an angle of 45 ° each time; a bracket 40 is arranged on the workbench 1, a transverse sliding table 41 is arranged on the bracket 40, and the material clamping table 19 is fixed on the transverse sliding table 41; a second lifting cylinder 21 is installed on the material clamping table 19, the second lifting cylinder 21 is connected with a material moving cylinder 22, a plurality of second air claws 4 are installed on the material moving cylinder 22, and the number of the second air claws 4 is 5 in the embodiment and is divided into 4 corresponding processing stations and 1 corresponding feeding station; during operation, move material cylinder 22 and drive second gas claw 4 and remove to a previous processing station, wherein first second gas claw 4 moves to material loading station top, second gas claw 4 moves the back and cliies material loading station and the lens raw materials 2 on each processing station, second lift cylinder 21 drives and moves material cylinder 22 and rises, move material cylinder 22 and remove the back that resets once more, each second gas claw 4 places lens raw materials 2 to next processing station department, in this embodiment, last processing station rear still is equipped with the dump bin, last second gas claw 4 presss from both sides the lens raw materials 2 that finishes with last processing station department and gets to abandon in the dump bin.

Referring to fig. 8 and 9, the cutting mechanism includes a body 23, a motor 24, and an upper cutting set 25 and a lower cutting set 26 slidably mounted on the body 23; a wheel disc 27 is installed on the motor 24, an eccentric arc-shaped groove 28 is formed in the wheel disc 27, cam shafts 29 corresponding to the arc-shaped groove 28 are installed on the upper shearing group 25 and the lower shearing group 26, the cam shafts 29 are matched with the arc-shaped groove 28, and the cam shafts 29 can drive the upper shearing group 25 and the lower shearing group 26 to move close to each other when sliding along the arc-shaped groove 28 due to the fact that the arc-shaped groove 28 is an eccentric groove, and the shearing process is achieved; a return spring 30 is arranged between the upper shearing group 25 and the lower shearing group 26, and the return spring 30 is used for driving the upper shearing group 25 and the lower shearing group 26 to return after the shearing is finished; the upper shearing group 25 and the lower shearing group 26 are respectively provided with a heating device 32, a temperature control device 33 and a blade 5, when the device works, the motor 24 drives the wheel disc 27 to rotate, the cam shaft 29 drives the upper shearing group 25 and the lower shearing group 26 to be close, the upper blade 5 and the lower blade 5 are attached to the positions of the lenses 6, after the heating device 32 heats the blades 5 to a rated temperature, the temperature control device 33 stops the heating device 32, and the blades 5 cut the lenses 6 on the lens raw materials, wherein the raw material frame 15 rotates 4 times at 45 degrees each time, and each branch 54 is provided with 4 lenses 6; the blade 5 on each processing station is sheared for 4 times along with the rotation of the raw material rack 15, and the sheared lens raw material 2 is moved to the next processing station for shearing.

Referring to fig. 1, 10, 11, 12 and 13, each shearing mechanism is correspondingly installed on a first driving cylinder 34, the first driving cylinder 34 is connected to a second servo motor 35, and the second servo motor 35 drives the first driving cylinder 34 to operate, so as to drive the whole shearing mechanism to move; a second driving cylinder 36 is further installed on one side of the shearing mechanism, a third air claw 37 is installed on the second driving cylinder 36, a third lifting cylinder 38 is installed below the third air claw 37, a second detection device 39 is installed on the third lifting cylinder 38, before the shearing mechanism shears, the third air claw 37 is pushed to the blade 5 by the second driving cylinder 36, the lens 6 is clamped by the third air claw 37 in a running mode, after the shearing is finished, the third air claw 37 is reset, the second detection device 39 is driven by the third lifting cylinder 38 to ascend, then the lens 6 is detected, and after the detection is finished, the first driving cylinder 34 is driven by a second servo motor 35 to move so as to adjust the position of the shearing mechanism and improve the precision of the lens 6 sheared by the blade 5; a vertical sliding table 42 is arranged below the transverse sliding table 41, and a fourth lifting cylinder 43 in the material moving mechanism is arranged on the vertical sliding table 42; the fourth lifting cylinder 43 is provided with a lens extractor 7 and a positioning camera 44; after the second detection device 39 finishes detection, the fourth lifting cylinder 43 drives the lens extractor 7 to descend and then absorb the lens 6 on the third air claw 37, the transverse sliding table 41 and the vertical sliding table 42 drive the fourth lifting cylinder 43 to move to the position above the material tray 8, the positioning camera 44 performs positioning of the material moving device, and the lens extractor 7 places the lens 6 on the material tray 8 after positioning is finished.

Referring to fig. 14 to 18, the stacking mechanism includes a material moving table 45, a transmission cylinder 9 and a stacking frame 10, in this embodiment, the material moving table 45 and the stacking frame 10 are both composed of a left part and a right part, and the left and right structures are the same; a tray 46 is placed on the material moving table 45, the material tray 8 is fixed on each placing position of the tray 46, a positioning hole 47 is formed in the tray 46, and a plurality of positioning cylinders 48 corresponding to the positioning holes 47 are installed on the transmission cylinder 9; the number of the trays 46 and the number of the positioning cylinders 48 are two, the positioning cylinders 48 are used for jacking and then positioning the front and rear trays 46 through the positioning holes 47, and the transmission cylinder 9 pulls the trays 46 to slide along the material moving table 45; a fifth lifting cylinder 49 is arranged below the stacking frame 10, and a lifting platform 50 is fixed on the fifth lifting cylinder 49; the stacking frame 10 is provided with a feeding frame 51 and a discharging frame 52, the discharging frame 52 is horizontal to the end face of the material moving table 45, the tray 46 can slide onto the discharging frame 52, and the feeding frame 51 and the discharging frame 52 are connected with the stacking frame 10 through a third driving air cylinder 53; the lifting table 50 can be used for placing the tray 46 without the added lens 6 and the material tray 8, when the tray 46 filled with the lens 6 is pulled to the lower material rack 52, the fifth lifting air cylinder 49 pushes the lifting table 50 to the lower part of the tray 46, the third driving air cylinder 53 pulls the upper material rack 51 and the lower material rack 52 to move towards two sides, the tray 46 is stacked after continuously rising, the third driving air cylinder 53 drives the upper material rack 51 to return to fix the tray 46 filled with the lens 6, the lifting table 50 is descended to drive the material tray not filled with the lens 6 to the lower material rack 52, the third driving air cylinder 53 drives the lower material rack 52 to return to fix the tray 46, and the lifting table 50 is continuously descended to return to the position.

According to the working method of the automatic lens shearing machine, the automatic transportation of lens raw materials can be realized through the operation method of the feeding mechanism and the feeding mechanism, the position of the blades in the shearing mechanism can be self-adaptively adjusted according to the deviation degree of the sheared lenses by the adjusting method, the precision of the shearing mechanism is improved, in addition, the limiting between the blades is realized through the cam structure in the shearing process of the shearing mechanism, the abrasion of the blades is avoided, the sheared lenses can be accurately and automatically placed on the material trays by the material moving mechanism, the material trays are automatically stacked through the material stacking mechanism, the automatic material tray recovery and replacement are realized, a large amount of labor force is saved, and meanwhile, the precision is high, and the working efficiency is high.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. An automatic lens shearing machine working method is characterized by comprising the following steps:

s001, feeding, wherein a vertical cylinder (11) on a workbench (1) conveys a lens raw material (2) to a transverse cylinder (12) on the workbench (1), the transverse cylinder (12) conveys the lens raw material (2) to a vertical cylinder (13) on the workbench (1), and the vertical cylinder (13) conveys the lens raw material (2) to a feeding station on the workbench (1);

s002, feeding, wherein a material moving cylinder (22) on the workbench (1) drives a second gas claw (4) to move to the position above the feeding station, and after a second lifting cylinder (21) on the workbench (1) drives the second gas claw (4) to descend, the second gas claw (4) clamps the lens raw material (2) on the feeding station to a processing station on the workbench (1);

s003, cutting the lens, driving a blade (5) to be attached by an upper cutting group (25) and a lower cutting group (26) of an upper cutting mechanism of the workbench (1), and cutting the lens (6) after heating the blade (5) by a heating device (32);

step S004, detecting a lens and adjusting a blade, wherein a third air claw (37) on the workbench (1) conveys the cut lens (6) to the position above a second detection device (39) on the workbench (1) for detection, and a second servo motor (35) on the workbench (1) adjusts the position of the cutting mechanism for cutting the lens (6) through a first driving air cylinder (34) after detection;

s005, moving materials, wherein after a fourth lifting cylinder (43) on a workbench (1) drives a lens extractor (7) to descend, the lens extractor (7) sucks a lens (6) on a third air claw (37), the fourth lifting cylinder (43) moves to the position above a material tray (8), and after a positioning camera (44) positions the lens, the lens extractor (7) places the lens (6) on the material tray (8);

step S006, rotating the material, wherein a first servo motor (20) on the workbench (1) drives the raw material rack (15) to rotate according to an included angle of a branch (54) on the lens raw material (2);

step S007, repeating steps S003 to S005;

s008, stacking, wherein after the lenses (6) are fully placed on the material tray (8), the transmission cylinder (9) on the workbench (1) drives the tray (46) and the material tray (8) on the tray (46) to move to the stacking frame (10), and the lifting table (50) on the workbench (1) stacks the tray (46) on the material loading frame (51) in the stacking frame (10).

2. The automated lens shear of claim 1, wherein: the step S001 specifically includes the steps of:

s0011, material taking is carried out, the vertical cylinder (11) drives a material taking cylinder (14) to jack up, an external manipulator places the lens raw materials (2) on a raw material rack (15) of the material taking cylinder (14), and the vertical cylinder (11) and the material taking cylinder (14) drive the raw material rack (15) to return;

s0012, detecting whether the lens raw materials (2) are placed on the raw material rack (15) or not by a first detection device (16) on the vertical air cylinder (11), repeating the steps S0011-S0012 when the detection result is that the lens raw materials (2) are not placed on the raw material rack, and performing the step S0013 when the detection result is that the lens raw materials are not placed on the raw material rack;

s0013, conveying lens raw materials (6), driving a first air claw (3) to descend by a first lifting air cylinder (17) on a transverse air cylinder (12), clamping the lens raw materials (2) after the first air claw (3) operates, driving the first air claw (3) to move to the position above a vertical air cylinder (13) by the transverse air cylinder (12), placing the lens raw materials (2) on a raw material rack (15) of the vertical air cylinder (13) by the first air claw (3), and driving the raw material rack (15) to slide to the tail end of the vertical air cylinder (13) to serve as the feeding station by the vertical air cylinder (13).

3. The automated lens shear of claim 1, wherein: in the step S002, the processing table (18) is provided with a plurality of processing stations at equal intervals, each processing station includes a first servo motor (20) and a raw material rack (15), and the raw material rack (15) is provided with positioning grooves (31) corresponding to the branches (54); press from both sides material platform (19) and fix on horizontal slip table (41), horizontal slip table (41) is fixed on workstation (1), it drives to press from both sides material platform (19) and move material cylinder (22) second gas claw (4) remove preceding processing station and material loading station department, second lift cylinder (21) drive move material cylinder (22) descend, lens raw materials (2) are pressed from both sides in second gas claw (4), second lift cylinder (21) with move material cylinder (22) playback back, second gas claw (4) will lens raw materials (2) clamp of material loading station department get to processing station department, second gas claw (4) will lens raw materials (2) clamp of processing station department get to next processing station department.

4. The automated lens shear of claim 1, wherein: in the step S003, the upper cutting group (25) and the lower cutting group (26) are slidably mounted on a body (23), and a motor (24) is further mounted on the body (23); after the motor (24) drives the wheel disc (27) to rotate, the eccentric arc-shaped groove (28) on the wheel disc (27) drives the upper shearing group (25) and the lower shearing group (26) to move and then to be close together through the cam shaft (29), simultaneously, the upper blade (5) is jointed with the lower blade (5), the heating devices (32) on the upper shearing group (25) and the lower shearing group (26) heat the blades (5), when the blade (5) reaches the rated temperature, the temperature control device (33) controls the heating device (32) to stop working, the blade (5) cuts the lens (6) from the lens stock (2), a return spring (30) is installed between the upper shearing group (25) and the lower shearing group (26), and the wheel disc (27) and the return spring (30) drive the upper shearing group (25) and the lower shearing group (26) to return after shearing is completed.

5. The automated lens shear of claim 1, wherein: in the step S004, a second driving cylinder (36) pushes a third air gripper (37) to move to the blade (5), the third air gripper (37) clamps the lens (6) and then the second driving cylinder (36) returns, a third lifting cylinder (38) drives the second detection device (39) to ascend and then detect the lens (6), the second servo motor (35) drives the first driving cylinder (34) to move according to the deviation amount of the lens (6) after being sheared, and the first driving cylinder (34) drives the shearing mechanism to move integrally to adjust the position of the blade (5).

6. The automated lens shear of claim 1, wherein: in the step S005, a vertical sliding table (42) is arranged below the transverse sliding table (41), and a fourth lifting cylinder (43) in the material moving mechanism is arranged on the vertical sliding table (42); fourth lift cylinder (43) drive absorb after lens extractor (7) descends lens (6), fourth lift cylinder (43) playback, horizontal slip table (41) with vertical slip table (42) drive fourth lift cylinder (43) move extremely charging tray (8) top, location camera (44) location back on fourth lift cylinder (43), fourth lift cylinder (43) drive lens extractor (7) descend, will lens (6) are placed on charging tray (8).

7. The automated lens shear of claim 1, wherein: the step S008 specifically includes the following steps:

step S0081, a tray (46) is moved, the tray (8) is placed on the tray (46), a positioning cylinder (48) on a transmission cylinder (9) is pushed up and then positions the tray (46) through a positioning hole (47), and the transmission cylinder (9) drives the tray (46) to slide to a stacking rack (10) along a material moving table (45);

s0082, stacking a tray (46), wherein an upper material rack (51) and a lower material rack (52) are mounted on the material stacking rack (10), the lower material rack (52) is horizontal to the end face of the material moving platform (45), the tray (46) slides onto the lower material rack (52) along the material moving platform (45), and a fifth lifting cylinder (49) below the material stacking rack (10) drives a lifting platform (50) to ascend; a third driving air cylinder (53) on the stacking rack (10) pulls the feeding rack (51) and the discharging rack (52) to contract, the lifting table (50) stacks the tray (46) above the feeding rack (51), and the third driving air cylinder (53) drives the feeding rack (51) to return to position and fill the tray (46) of the lens (6);

s0083, preparing materials, lowering the lifting table (50) to the blanking frame (52), driving the blanking frame (52) to return by the third driving cylinder (53), positioning the tray (46) without the lenses (6), and returning after the lifting table (50) continues to be lowered.