CN109500690B - Continuous automatic lens polishing method - Google Patents

Continuous automatic lens polishing method Download PDF

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Publication number
CN109500690B
CN109500690B CN201811383532.2A CN201811383532A CN109500690B CN 109500690 B CN109500690 B CN 109500690B CN 201811383532 A CN201811383532 A CN 201811383532A CN 109500690 B CN109500690 B CN 109500690B
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CN
China
Prior art keywords
lens
station
cylinder
fixed
bearing
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Expired - Fee Related
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CN201811383532.2A
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Chinese (zh)
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CN109500690A (en
Inventor
胡荣丽
黄金
龚昌星
秦爽
殷垒
刘宇森
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Chongqing University of Technology
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Chongqing University of Technology
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Priority to CN201811383532.2A priority Critical patent/CN109500690B/en
Publication of CN109500690A publication Critical patent/CN109500690A/en
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Publication of CN109500690B publication Critical patent/CN109500690B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/10—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of plate glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/06—Work supports, e.g. adjustable steadies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Abstract

The invention discloses a continuous automatic lens polishing method, wherein a feeding station, a discharging station and a discharging and receiving station are uniformly distributed on a horizontal turntable in a circular manner by using the center of the turntable; the lens processing one-time cycle process is that, put into the blowing after will corresponding lens stack and receive the material station, the control carousel level rotates 120 for the blowing receives the material station to switch over to the material station, take out the lens of the top one by one and the centre gripping conveys to the processing part structure that corresponds and carries out the processing of polishing, the lens centre gripping that the processing of polishing completed is sent to the unloading station and is stacked in proper order, the lens that the last circulation was accomplished at the blowing in-process of polishing receives the material station to take out and next circulation's lens is put into, the control carousel continues rotatory 120 after all lenses were polished in the one-time cycle, the lens that makes after polishing stack is taken out after the unloading station rotation switch to the blowing receives the material station, accomplish this cycle. The invention has the advantage of improving the processing efficiency of the lens.

Description

Continuous automatic lens polishing method
Technical Field
The invention relates to processing equipment for feeding, discharging, clamping and grinding lenses, in particular to a continuous automatic lens grinding method.
Background
The later stage processing of glass lens needs carry out marginal treatment to satisfy the size standard and the shape specification of product, marginal processing mainly carries out the coping through the emery wheel to lens outward flange and upper and lower side reason, and edging and chamfer are gone on as twice process order.
The existing continuous automatic lens polishing method adopts the technology that a plurality of glass lenses are stacked together, the two ends of the glass lenses are clamped and ground by using a grinding wheel, then chamfering is respectively carried out, and finally the overall dimension of each glass lens is checked. Such processing has the following problems: the traditional continuous automatic lens polishing method has low automation degree, so that the production efficiency is low; a large amount of manual operation is needed, so that the quality stability of the product is poor; high production cost and is not beneficial to batch production.
In addition, in the process of processing the lens, when the lens blank is placed on the feeding station and the processed lens is taken out, the machine needs to be stopped, so that the processing efficiency is greatly reduced.
Therefore, how to provide a continuous automatic lens polishing method capable of improving the processing efficiency is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: provided is a continuous automatic lens polishing method capable of improving processing efficiency.
In order to solve the technical problems, the invention adopts the following technical scheme:
a continuous automatic polishing method for lenses is characterized in that a feeding station, a discharging station and a discharging and receiving station are uniformly distributed on a horizontal rotary worktable in a circular shape by using the center of the rotary worktable; the lens processing primary cycle process is that, after being stacked, corresponding lenses are placed into a material placing station, a rotary worktable is controlled to horizontally rotate 120 degrees, the material placing station is switched to a material feeding station, the uppermost lenses are taken out one by one and are clamped and conveyed to corresponding processing part structures for polishing, the lenses after polishing are clamped and conveyed to a material discharging station to be sequentially stacked, in the lens polishing process, the lenses in the previous cycle are taken out and placed into the next cycle at the material placing station, after all the lenses are polished in the primary cycle, the rotary worktable is controlled to continue rotating 120 degrees, the lenses after polishing are rotationally switched to the material placing station from the material discharging station and then taken out, the primary cycle is completed, the above cycle process is repeated, and the lenses are continuously processed.
Therefore, in the processing process of the lens, the feeding station, the discharging station and the discharging and receiving station are switched in sequence by controlling the rotary worktable to rotate horizontally; in the lens processing process, the material discharging and receiving station is switched to a material loading station to complete material loading; the blanking station is switched to a discharging and receiving station to finish taking out the lens; the material station is received in the blowing and is accomplished the lens of last circulation and take out and the lens of next circulation is put into for the down time of whole course of working is shorter, can be better carry out continuous processing to the lens, and improve machining efficiency. And moreover, the feeding station, the discharging station and the discharging material receiving station are mutually spaced, so that the operation of workers can be more convenient, and the operation safety is higher.
The automatic lens edge grinding machine comprises a frame, wherein an automatic feeding and discharging mechanism, a rotary workbench, a lens clamping device, a cross sliding table feeding mechanism and a grinding mechanism are arranged on the frame; a feeding station, a discharging station and a discharging and receiving station are circumferentially distributed on the rotary workbench, and a mechanical arm device is arranged on the machine frame corresponding to the rotary workbench; the automatic loading and unloading mechanism comprises a lens suction mechanism at the upper end, and the lens suction mechanism is correspondingly arranged on the rack at one side of the loading station and is used for extracting the lens at the top end of the loading station to the clamping end of the mechanical arm device; the cross sliding table feeding mechanism is located on one side of the horizontal direction of the rotary working table, the lens clamping device is installed and fixed at the working end of the cross sliding table feeding mechanism, the grinding mechanism is installed below the lens clamping device, the mechanical arm device can move a clamped lens to the lens clamping device, and the cross sliding table feeding mechanism is used for driving the lens clamping device and the clamped lens to form a cross feeding track on a vertical plane and enabling the lens to be located in the working range of the grinding mechanism.
Therefore, when the device is used, a lens to be processed is placed on a material placing and receiving station, then a rotary working table rotationally brings the lens to the material loading station, an automatic material loading and unloading mechanism extracts the lens at the top end of the material loading station to a clamping end of a mechanical arm device, the mechanical arm device clamps the lens to be processed and transfers the lens to a lens clamping device for clamping, then a cross sliding table feeding mechanism drives the lens clamping device and the clamped lens to form a cross feeding track on a vertical plane, and the lens is located in the working range of a grinding mechanism and finishes the edge grinding operation of the lens; and taking out the lens after edging by the mechanical arm device, and transferring the lens to a blanking station to finish the processing of the lens. After the lens processing on the material loading station is completed, the rotary workbench is rotated, so that the material loading station, the material unloading station and the material discharging and receiving station can change the angle position in the horizontal direction, the original material loading station is converted into the material unloading station, the original material unloading station is converted into the material discharging and receiving station, and the original material discharging and receiving station is converted into the material loading station. The whole process can be circulated. The rotary worktable is provided with a feeding station, a discharging station and a discharging material receiving station along the circumferential direction, the feeding station, the discharging station and the discharging material receiving station can respectively and correspondingly complete feeding, discharging and material preparation, the feeding station, the discharging station and the discharging material receiving station realize rotation circulation through the structure of the equipment, and the processing efficiency can be greatly improved. In the using process of the whole lens edge grinding machine, fewer manual operation steps are required, so that the automation degree of the lens edge grinding machine is higher; each step is completed by mechanical equipment, so that the quality of edging the lens is more stable, the edging efficiency of the lens can be improved, and the processing cost is lower.
As optimization, the automatic cabin door comprises a sheet metal shell which is integrally in a rectangular structure and is provided with an opening at the lower end, wherein the sheet metal shell is fixedly connected to the rack and covers the lens clamping device, the cross sliding table feeding mechanism and the grinding mechanism; the side wall opposite to the mechanical arm device on the sheet metal shell is provided with an opening for the working end of the mechanical arm device to pass through, pneumatic push rods are respectively fixed on the upper side and the lower side of the opening, and a left cabin door and a right cabin door are respectively fixed on the two pneumatic push rods so as to realize the opening and closing of the cabin doors.
Like this, be equipped with corresponding sheet metal housing and will be used for carrying out the structure cover of edging to the lens, the dust of avoiding the edging that can be better splashes with better environmental protection to can also be better avoid the grinding bits to splash and hinder people with better improvement security.
As optimization, the rotary workbench comprises a horizontal tray, and the tray is provided with the feeding station, the discharging station and the discharging and receiving station; a hollow rotary transmission device is arranged between the tray and the rack to drive the tray to horizontally rotate, the hollow rotary transmission device comprises a circular ring transmission part, and the upper end of the circular ring transmission part is fixedly connected with the tray and is used for driving the tray to horizontally rotate; the mechanical arm device comprises a vertical driving rod arranged in an inner hole of a circular ring transmission part, a steering cylinder is arranged at the lower end of the driving rod, a horizontal boat-shaped supporting plate is connected to the upper end of the driving rod, a horizontal cylinder foot rest is installed on the boat-shaped supporting plate, a rodless cylinder is installed on the cylinder foot rest, a rodless cylinder sliding table is installed on the rodless cylinder, a cylinder connecting table is fixedly connected to the rodless cylinder sliding table, a horizontal rotary cylinder is installed on the cylinder connecting table, a forked rod end joint is connected to the front end of the rotary cylinder forward, a first cylinder is connected to the front end of the forked rod end joint forward, a vertical connecting plate is connected to the front end of the first cylinder, and a grabbing mechanism used for grabbing lenses is arranged on the front side of the connecting plate.
Like this, the rotation of tray and the rotation of actuating lever are mutually independent for mutually noninterfere when taking place to rotate between the two, and whole structure is compacter, and is simple reasonable. The grabbing mechanism of the mechanical arm device can realize horizontal rotation and horizontal upward extension, so that the automatic feeding and discharging mechanism and the lens clamping device can be better connected, the lens transferring efficiency is improved, and the purpose of improving the processing efficiency is achieved.
As optimization, the grabbing mechanism comprises a V-shaped groove rubber plate, a connecting rod, a connecting block, a piston rod and a nut; the V-shaped groove rubber plate is hinged with a connecting rod, the connecting rod is hinged on the connecting rod, and the connecting rod is hinged with the connecting block, so that the connecting rod, the connecting block and the connecting plate form a connecting rod mechanism; and the V-shaped groove rubber plate is used for being in direct contact with the lens and playing a role in positioning, and the opening and closing of the grabbing mechanism are realized through the left and right movement of the piston rod.
Like this, snatch the mechanism can be better snatch the lens, and when snatching the lens, the lens is difficult impaired, and is difficult for droing for the transportation quality to the lens is higher.
As optimization, the tray is wholly circular, and the middle part of tray is equipped with the confession the hole of stepping down that the actuating lever passed, three hole sites of equipartition and connection are fixed with the sleeve that upwards sets up respectively on the tray and place the station in order to form, the formation that three sleeve corresponds respectively material loading station, unloading station and blowing receive the material station, wherein the material loading station is located the left side when just to the frame, and the unloading station is located the right when just to the frame, receives the centre of material blowing station when just to the frame.
Like this, the correspondence is provided with material loading, unloading, the material station is received to the blowing, and after a set of lens accomplished processing, material loading station sleeve became empty, and the lens finished product was filled to unloading station sleeve, and the cavity rotation type transmission who rotates the swivel work head drives the tray clockwise rotation 120 degrees, and the former receipts material blowing sleeve that is equipped with the lens coarse fodder becomes the material loading station this moment, and the empty sleeve of former material loading station becomes the unloading station, and the former unloading station fill with off-the-shelf sleeve and become and receive the material blowing station. At this time, a group of lens finished products can be manually taken down and then a group of lens blanks to be processed are put in. The above processes are repeated to realize the continuous automatic processing of the lens. The automation degree is higher, and the operation is more convenient.
Preferably, a vertical rectangular opening is formed in the side wall of the sleeve, and the rectangular opening penetrates through the upper end face of the sleeve.
Therefore, the number of the lenses in the sleeve can be conveniently observed, so that subsequent preparation operation can be conveniently carried out, and the design is more reasonable.
As optimization, the automatic loading and unloading mechanism further comprises a lens tray at the lower end, a joint bearing, a push rod, a right worm gear and worm gear box, a first coupler, a motor support, a servo motor, a full-automatic lens edge grinding machine bottom plate, a right-angle left-right reverse output gear box, a left worm gear and worm gear box and an electromagnetic clutch; the upper end of the push rod is connected with a joint bearing, the upper end of the joint bearing is connected with a lens tray, the lower ends of the two push rods are respectively connected with a left worm gear and worm gear box and a right worm gear and worm gear box, and the power input ends of the left worm gear and worm gear box and the right worm gear and worm gear box are respectively in transmission connection with a right-angle left-right reverse output gear box through electromagnetic clutches so as to respectively drive the push rods to vertically move; the right-angle left-right reverse output gear box is connected and fixed on a bottom plate of the edge grinding machine on the frame.
Like this, can be better with the vertical transport of lens to the assigned position of material loading station to make things convenient for lens suction means to absorb and supply arm device centre gripping.
As optimization, lens suction means includes sucking disc, sucking disc end cover, cylinder end cover, second cylinder, support, and the support is fixed in the frame left side, is connected with vertical decurrent second cylinder in the upper end of support, is connected with the cylinder end cover at the lower extreme of second cylinder, is connected with the sucking disc end cover at the lower extreme of cylinder end cover, is connected with the sucking disc at the lower extreme of sucking disc end cover, and the sucking disc can snatch the vertical ejecting lens in the follow sleeve of push rod and link up the transmission lens with the work end of mechanical arm device.
Like this, can make the arm device simpler, can be better accomplish the operation of defeated pay-off to the lens of material loading station and unloading station completion.
As optimization, the lens clamping device comprises a left half coupling, a right half coupling, a first motor, a lens clamping device mounting plate, a bearing sleeve end cover, a left chuck connecting shaft, a left chuck, a chuck sucker, a right chuck connecting shaft, a bearing end cover, a bearing seat supporting slide block, an air cylinder bearing seat and a third air cylinder; a bolt and a nut for a first motor are fixed on a mounting plate of a lens clamping device, a left half coupling and a right half coupling are combined into a movable rigid coupling, the movable rigid coupling connects the first motor and a left chuck connecting shaft, a bearing sleeve is fixed on the mounting plate of the lens clamping device by using a bolt and a nut, a bearing sleeve end cover is fixed on a bearing sleeve by using a bolt, a left chuck is fixed on the left chuck connecting shaft by using a bolt, a chuck sucker is fixed on the right chuck connecting shaft by using a bolt and a flat key, a cylinder bearing block is fixed on a bearing block supporting slide block by using a bolt, the bearing block end cover is fixed on the cylinder bearing block by using a bolt, the bearing block supporting slide block is arranged on a first guide rail of the mounting plate of the lens clamping; a clamping opening is formed between the left clamping head and the clamping head sucking disc and is used for clamping the lens.
Like this, lens clamping device's structure is simpler, and the design is more reasonable to the centre gripping effect to the lens is better, with the edging precision of better assurance to the lens. The clamping is more stable and the damage of the clamping force to the lens can be better avoided, so that the purpose of improving the processing quality is achieved.
As optimization, the grinding mechanism comprises a grinding wheel bottom plate, a grinding wheel shaft, a grinding wheel belt pulley, a second motor, a motor belt pulley, a grinding wheel bearing seat lower cover, a grinding wheel bearing seat upper cover, a coarse grinding wheel, a glass coarse grinding wheel, a polishing wheel, a V-groove fine grinding wheel and a belt; the grinding wheel base plate is fixed on the frame by bolts, and four corners of the lower cover of the grinding wheel bearing seat are fixed on the grinding wheel base plate by bolts; a coarse grinding wheel, a glass coarse grinding wheel, a polishing wheel and a V-groove fine grinding wheel are sequentially threaded in the middle of the grinding wheel shaft; the two ends of the grinding wheel shaft are sleeved with deep groove ball bearings and fixed on the bearing seats by the grinding wheel bearing seat upper covers; the extended part of the grinding wheel shaft is connected with a grinding wheel belt pulley by a flat key and is fixed by a retaining nut; the second motor is arranged beside the bearing seat, and a motor belt pulley is connected to a shaft of the second motor; the motor belt pulley and the grinding wheel belt pulley are connected by a belt.
Like this, can adopt the corase grind emery wheel, glass corase grind emery wheel, throw aureola, V groove fine grinding emery wheel respectively on same grinding mechanism to carry out the edging to the lens, can make the edging precision of lens higher, improve the edging quality.
As an optimization, the cross sliding table feeding mechanism comprises a second coupler, a stop nut, a screw rod, a sliding table mounting plate, an X-axis sliding table shell, a first bearing seat end cover, a first bearing seat, a support frame sleeve, a support frame, a second bearing seat, a third motor, a second guide rail, a second bearing seat end cover, a bearing fastener and a Y-axis sliding table shell; the third motor is arranged on the sliding table mounting plate by bolts and nuts, the second coupler is connected with the third motor and a screw rod, a second bearing seat is fixed on the sliding table mounting plate by bolts, a second bearing seat end cover is fixed on the second bearing seat by bolts, a bearing fastener is sleeved on the screw rod to limit the tapered roller bearing, a stop nut is used for limiting the movement of the bearing fastener in a threaded connection mode, a support frame is fixed on a guide rail slide block by bolts, the guide rail slide block is connected on a second guide rail in a sliding mode, the second guide rail is fixed on the sliding table mounting plate by bolts, a support frame sleeve is fixed on the support frame by bolts, the first bearing seat is fixed on the sliding table mounting plate by bolts, the first bearing seat end cover is fixed on the first bearing seat by bolts, the screw rod is supported by the first bearing seat and, the X-axis sliding table shell is fixed on the support frame in the Y direction through bolts, and the Y-axis sliding table shell is fixed on the working plane in the vertical direction of the frame of the full-automatic lens edge grinding machine through bolts.
Like this, cross slip table feed mechanism is simpler, and drive lens that can be better is vertical cross and removes in order to accomplish the edging processing. And whole structure precision is higher, can improve the edging quality of lens.
Drawings
FIG. 1 is a schematic structural diagram of a continuous automatic lens polishing method according to the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a schematic structural view of an automatic loading and unloading mechanism of the continuous automatic lens polishing method in fig. 1.
Fig. 5 is a left side view of fig. 4.
Fig. 6 is a schematic structural view of the lens sucking mechanism in fig. 4.
Fig. 7 is a schematic structural view of a rotary table of the continuous automatic lens polishing method of fig. 1.
Fig. 8 is a schematic structural diagram of the robot arm device in fig. 7.
Fig. 9 is a schematic structural view of an automatic door of the continuous automatic lens polishing method of fig. 1.
Fig. 10 is a schematic structural view of a lens holding mechanism of the continuous automatic lens polishing method of fig. 1.
Fig. 11 is a schematic structural view of a cross slide feeding mechanism of the continuous automatic lens polishing method in fig. 1.
Fig. 12 is a schematic structural view of a lens grinding mechanism of the continuous automatic lens grinding method of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation: as shown in fig. 1 to 12, a continuous automatic polishing method for lenses is characterized in that three lens storage spaces are arranged on a horizontal rotary worktable in a circular array at the center of the rotary worktable, and the three lens storage spaces respectively correspond to a feeding station, a discharging station and a discharging and receiving station; the lens blank is placed in the lens storage space corresponding to the material discharging and receiving station, the three lens storage spaces, the material loading station, the material discharging station and the material discharging and receiving station are sequentially switched by means of horizontal rotation of the rotary workbench, the lens blank is rotatably brought to the material loading station correspondingly, and then the lens blank is conveyed to the corresponding processing part structure through the arranged conveying part structure to be polished; and finishing the step of conveying the processed lens to a blanking station and taking out the lens to finish processing the lens; repeating the steps and finishing the continuous processing of the lens.
Therefore, in the processing process of the lens, the feeding station, the discharging station and the discharging and receiving station are switched in sequence by controlling the rotary worktable to rotate horizontally; in the lens processing process, the material discharging and receiving station is switched to a material loading station to complete material loading; the blanking station is switched to a discharging and receiving station to finish taking out the lens; the material station is received in the blowing and is accomplished the lens of last circulation and take out and the lens of next circulation is put into for the down time of whole course of working is shorter, can be better carry out continuous processing to the lens, and improve machining efficiency. And moreover, the feeding station, the discharging station and the discharging material receiving station are mutually spaced, so that the operation of workers can be more convenient, and the operation safety is higher.
As optimization, the full-automatic lens edge grinding machine comprises a frame 10, wherein an automatic feeding and discharging mechanism 1, a rotary workbench 2, a lens clamping device 4, a cross sliding table feeding mechanism 5 and a grinding mechanism 6 are arranged on the frame; a feeding station, a discharging station and a discharging and receiving station are distributed on the rotary worktable 2 along the circumferential direction, and a mechanical arm device 7 is arranged on the machine frame corresponding to the rotary worktable; the automatic loading and unloading mechanism comprises a lens suction mechanism at the upper end, and the lens suction mechanism is correspondingly arranged on the rack at one side of the loading station and is used for extracting the lens at the top end of the loading station to the clamping end of the mechanical arm device; the cross sliding table feeding mechanism is located on one side of the horizontal direction of the rotary working table, the lens clamping device is installed and fixed at the working end of the cross sliding table feeding mechanism, the grinding mechanism is installed below the lens clamping device, the mechanical arm device can move a clamped lens to the lens clamping device, and the cross sliding table feeding mechanism is used for driving the lens clamping device and the clamped lens to form a cross feeding track on a vertical plane and enabling the lens to be located in the working range of the grinding mechanism.
Therefore, when the device is used, a lens to be processed is placed on a material placing and receiving station, then a rotary working table rotationally brings the lens to the material loading station, an automatic material loading and unloading mechanism extracts the lens at the top end of the material loading station to a clamping end of a mechanical arm device, the mechanical arm device clamps the lens to be processed and transfers the lens to a lens clamping device for clamping, then a cross sliding table feeding mechanism drives the lens clamping device and the clamped lens to form a cross feeding track on a vertical plane, and the lens is located in the working range of a grinding mechanism and finishes the edge grinding operation of the lens; and taking out the lens after edging by the mechanical arm device, and transferring the lens to a blanking station to finish the processing of the lens. After the lens processing on the material loading station is completed, the rotary workbench is rotated, so that the material loading station, the material unloading station and the material discharging and receiving station can change the angle position in the horizontal direction, the original material loading station is converted into the material unloading station, the original material unloading station is converted into the material discharging and receiving station, and the original material discharging and receiving station is converted into the material loading station. The whole process can be circulated. The rotary worktable is provided with a feeding station, a discharging station and a discharging material receiving station along the circumferential direction, the feeding station, the discharging station and the discharging material receiving station can respectively and correspondingly complete feeding, discharging and material preparation, the feeding station, the discharging station and the discharging material receiving station realize rotation circulation through the structure of the equipment, and the processing efficiency can be greatly improved. In the using process of the whole lens edge grinding machine, fewer manual operation steps are required, so that the automation degree of the lens edge grinding machine is higher; each step is completed by mechanical equipment, so that the quality of edging the lens is more stable, the edging efficiency of the lens can be improved, and the processing cost is lower.
In the specific embodiment, the automatic cabin door 3 is further included, the automatic cabin door comprises a sheet metal shell 57 which is integrally in a rectangular structure and has an open lower end, and the sheet metal shell is fixedly connected to the rack and covers the lens clamping device, the cross sliding table feeding mechanism and the grinding mechanism; the side wall opposite to the mechanical arm device on the sheet metal shell is provided with an opening for the working end of the mechanical arm device to pass through, pneumatic push rods 58 are respectively fixed on the upper side and the lower side of the opening, and a left cabin door 55 and a right cabin door 56 are respectively fixed on the two pneumatic push rods so as to realize the opening and closing of the cabin doors.
Like this, be equipped with corresponding sheet metal housing and will be used for carrying out the structure cover of edging to the lens, the dust of avoiding the edging that can be better splashes with better environmental protection to can also be better avoid the grinding bits to splash and hinder people with better improvement security.
In the specific embodiment, the rotary worktable comprises a horizontal tray 9, the rotary worktable comprises a horizontal tray, and the tray is provided with the feeding station, the discharging station and the discharging and receiving station; a hollow rotary transmission device 11 is arranged between the tray and the rack to drive the tray to horizontally rotate, the hollow rotary transmission device 11 comprises a circular transmission part, and the upper end of the circular transmission part is fixedly connected with the tray and is used for driving the tray to horizontally rotate; the mechanical arm device comprises a vertical driving rod arranged in an inner hole of a circular ring transmission part, a steering cylinder 30 is arranged at the lower end of the driving rod, a horizontal ship-shaped supporting plate 29 is connected to the upper end of the driving rod, a horizontal cylinder foot rest 28 is installed on the ship-shaped supporting plate, a rodless cylinder 27 is installed on the cylinder foot rest, a rodless cylinder sliding table 26 is installed on the rodless cylinder, a cylinder connecting table 25 is fixedly connected to the rodless cylinder sliding table, a horizontal rotary cylinder 24 is installed on the cylinder connecting table, a forked rod end joint 23 is connected to the front end of the rotary cylinder forward, a first cylinder 22 is connected to the front end of the forked rod end joint forward, a vertical connecting plate 21 is connected to the front end of the first cylinder 22, and a grabbing mechanism used for grabbing lenses is arranged on the front side of the connecting plate.
Like this, the rotation of tray and the rotation of actuating lever are mutually independent for mutually noninterfere when taking place to rotate between the two, and whole structure is compacter, and is simple reasonable. The grabbing mechanism of the mechanical arm device can realize horizontal rotation and horizontal upward extension, so that the automatic feeding and discharging mechanism and the lens clamping device can be better connected, the lens transferring efficiency is improved, and the purpose of improving the processing efficiency is achieved.
In this specific embodiment, the grabbing mechanism includes a V-groove rubber plate 15, a connecting rod 16, a connecting rod 17, a connecting block 18, a piston rod 19 and a nut 20; the V-shaped groove rubber plate is hinged with a connecting rod, the connecting rod is hinged on the connecting rod, and the connecting rod is hinged with the connecting block, so that the connecting rod 16, the connecting rod 17, the connecting block 18 and the connecting plate 21 form a connecting rod mechanism; and the V-shaped groove rubber plate is used for being in direct contact with the lens and playing a role in positioning, and the opening and closing of the grabbing mechanism are realized through the left and right movement of the piston rod.
Therefore, the grabbing mechanism can better grab the lens, and when the lens is grabbed, the lens is not easy to damage and fall off, so that the lens transferring quality is higher; the device is characterized in that the two parallel connecting rods are hinged with a V-shaped groove rubber plate at the inner side of the front end of each connecting rod respectively to form a clamping opening of the grabbing mechanism, connecting rods extending obliquely and backwards are hinged at the middle parts of the two connecting rods respectively, the inner ends of the connecting rods are hinged on the connecting blocks, the rear ends of the connecting rods are hinged on the connecting plates respectively, the piston rods are horizontally arranged between the connecting plates and the connecting blocks, the rear ends of the piston rods are connected with the connecting plates through nuts, and the front ends of the piston rods are connected with the connecting blocks, so that the connecting rods, the connecting blocks and the; and the V-shaped groove rubber plate is used for being in direct contact with the lens and playing a role in positioning, and the opening and closing of the grabbing mechanism are realized through the left and right movement of the piston rod.
In this embodiment, the tray is whole circular, and the middle part of tray is equipped with the confession the hole of stepping down that the actuating lever passed, the station is placed in order to form to three hole sites of equipartition and connection separately being fixed with the sleeve that upwards sets up on the tray, the formation that three sleeve corresponds separately material loading station, unloading station and blowing receive the material station, wherein the material loading station is located the left side when just to the frame, and the unloading station is located the right when just to the frame, receives the centre of material blowing station when just to the frame.
Like this, the correspondence is provided with material loading, unloading, the material station is received to the blowing, and after a set of lens accomplished processing, material loading station sleeve became empty, and the lens finished product was filled to unloading station sleeve, and the cavity rotation type transmission who rotates the swivel work head drives the tray clockwise rotation 120 degrees, and the former receipts material blowing sleeve that is equipped with the lens coarse fodder becomes the material loading station this moment, and the empty sleeve of former material loading station becomes the unloading station, and the former unloading station fill with off-the-shelf sleeve and become and receive the material blowing station. At this time, a group of lens finished products can be manually taken down and then a group of lens blanks to be processed are put in. The above processes are repeated to realize the continuous automatic processing of the lens. The automation degree is higher, and the operation is more convenient.
In this embodiment, a vertical rectangular opening is provided on the side wall of the sleeve, and the rectangular opening penetrates through the upper end surface of the sleeve.
Therefore, the number of the lenses in the sleeve can be conveniently observed, so that subsequent preparation operation can be conveniently carried out, and the design is more reasonable.
In this specific embodiment, the automatic loading and unloading mechanism further includes a lens tray 40 at the lower end, a joint bearing 41, a push rod 42, a right worm and gear box 43, a first coupler 44, a motor support 45, a servo motor 46, a full-automatic lens edging machine bottom plate 47, a right-angle left-right reverse output gear box 48, a left worm and gear box 49 and an electromagnetic clutch 50; the worm wheel is provided with threads which are in threaded connection with the push rod 42, the push rods are two vertically arranged and correspond to two of the sleeves one by one, the upper end of each push rod is connected with a joint bearing, the upper end of each joint bearing is connected with a lens tray, the lower ends of the two push rods are respectively connected with a left worm gear box and a right worm gear box, and the power input ends of the left worm gear box and the right worm gear box are respectively in transmission connection with a right-angle left-right reverse output gear box through electromagnetic clutches so as to respectively drive the push rods to vertically move; the right-angle left-right reverse output gear box is connected and fixed on a bottom plate of the edge grinding machine on the frame.
Like this, can be better with the vertical transport of lens to the assigned position of material loading station to make things convenient for lens suction means to absorb and supply arm device centre gripping.
In this embodiment, lens suction means includes sucking disc 35, sucking disc end cover 36, cylinder end cover 37, second cylinder 38, support 39, and the support is fixed in the frame left side, is connected with vertical decurrent second cylinder (38) in the upper end of support, is connected with the cylinder end cover at the lower extreme of second cylinder, is connected with the sucking disc end cover at the lower extreme of cylinder end cover, is connected with the sucking disc at the lower extreme of sucking disc end cover, and the sucking disc can snatch the vertical ejecting lens in following the sleeve of push rod and link up the transmission lens with the work end of robotic arm device.
Like this, can make the arm device simpler, can be better accomplish the operation of defeated pay-off to the lens of material loading station and unloading station completion.
In this specific embodiment, the lens clamping device includes a left half coupling 62, a right half coupling 63, a first motor 64, a lens clamping device mounting plate 65, a bearing housing 66, a bearing housing end cover 67, a left chuck connecting shaft 68, a left chuck 69, a chuck suction cup 70, a right chuck connecting shaft 71, a bearing end cover 72, a bearing housing support slider 73, a cylinder bearing housing 74 and a third cylinder 75; a bolt and a nut for a first motor are fixed on a mounting plate of a lens clamping device, a left half coupling and a right half coupling are combined into a movable rigid coupling, the movable rigid coupling connects the first motor and a left chuck connecting shaft, a bearing sleeve is fixed on the mounting plate of the lens clamping device by using a bolt and a nut, a bearing sleeve end cover is fixed on a bearing sleeve by using a bolt, a left chuck is fixed on the left chuck connecting shaft by using a bolt, a chuck sucker is fixed on the right chuck connecting shaft by using a bolt and a flat key, a cylinder bearing block is fixed on a bearing block supporting slide block by using a bolt, the bearing block end cover is fixed on the cylinder bearing block by using a bolt, the bearing block supporting slide block is arranged on a first guide rail of the mounting plate of the lens clamping; a clamping opening is formed between the left clamping head and the clamping head sucking disc and is used for clamping the lens.
Like this, lens clamping device's structure is simpler, and the design is more reasonable to the centre gripping effect to the lens is better, with the edging precision of better assurance to the lens. The clamping is more stable and the damage of the clamping force to the lens can be better avoided, so that the purpose of improving the processing quality is achieved.
In this embodiment, the grinding mechanism includes a grinding wheel base plate 101, a grinding wheel shaft 102, a grinding wheel pulley 103, a second motor 104, a motor pulley 105, a grinding wheel bearing seat lower cover 106, a grinding wheel bearing seat upper cover 107, a rough grinding wheel 108, a glass rough grinding wheel 109, a polishing wheel 110, a V-groove fine grinding wheel 111, and a belt 112; the grinding wheel base plate is fixed on the frame by bolts, and four corners of the lower cover of the grinding wheel bearing seat are fixed on the grinding wheel base plate by bolts; a coarse grinding wheel, a glass coarse grinding wheel, a polishing wheel and a V-groove fine grinding wheel are sequentially threaded in the middle of the grinding wheel shaft; the two ends of the grinding wheel shaft are sleeved with deep groove ball bearings and fixed on the bearing seats by the grinding wheel bearing seat upper covers; the extended part of the grinding wheel shaft is connected with a grinding wheel belt pulley by a flat key and is fixed by a retaining nut; the second motor is arranged beside the bearing seat, and a motor belt pulley is connected to a shaft of the second motor; the motor belt pulley and the grinding wheel belt pulley are connected by a belt.
Like this, can adopt the corase grind emery wheel, glass corase grind emery wheel, throw aureola, V groove fine grinding emery wheel respectively on same grinding mechanism to carry out the edging to the lens, can make the edging precision of lens higher, improve the edging quality.
In this embodiment, the cross sliding table feeding mechanism includes a second coupling 85, a stop nut 86, a screw rod 87, a sliding table mounting plate 88, an X-axis sliding table housing 89, a first bearing cover 90, a first bearing 91, a support frame sleeve 92, a support frame 93, a second bearing 94, a third motor 95, a second guide rail 96, a second bearing cover 97, a bearing fastener 98, and a Y-axis sliding table housing 99; the third motor 95 is arranged on the sliding table mounting plate by bolts and nuts, the coupling is connected with the third motor 95 and the screw rod, the second bearing seat is fixed on the sliding table mounting plate by bolts, the end cover of the second bearing seat is fixed on the second bearing seat by bolts, the bearing fastener is sleeved on the screw rod to limit the tapered roller bearing, the stop nut limits the movement of the bearing fastener in a threaded connection mode, the support frame is fixed on the guide rail slide block by bolts, the guide rail slide block is connected on the second guide rail in a sliding mode, the second guide rail is fixed on the sliding table mounting plate by bolts, the support frame sleeve is fixed on the support frame by bolts, the first bearing seat is fixed on the sliding table mounting plate by bolts, the end cover of the first bearing seat is fixed on the first bearing seat by bolts, the screw rod is supported by the first bearing, the X-axis sliding table shell is fixed on the support frame in the Y direction through bolts, and the Y-axis sliding table shell is fixed on the working plane in the vertical direction of the frame of the full-automatic lens edge grinding machine through bolts.
Like this, cross slip table feed mechanism is simpler, and drive lens that can be better is vertical cross and removes in order to accomplish the edging processing. And whole structure precision is higher, can improve the edging quality of lens.
The working principle of the continuous automatic lens polishing method is as follows:
the above-mentioned continuous automatic lens polishing method is controlled by a control system (not shown in the figure) cooperating with the continuous automatic lens polishing method. On the premise of knowing the complete structure of the above continuous automatic lens polishing method, a person skilled in the art (industrial control) can design a control system (any one of an industrial personal computer, a single chip microcomputer or a PLC can be used as a controller) matched with the structure of the continuous automatic lens polishing method by relying on the existing knowledge, and details are not repeated herein.
Before the work:
the initial position of the mechanical arm device 7 is far away from the maximum stroke of the lens grinding mechanism, and the mechanical arm is over against the lens clamping mechanism; the opening degree of the manipulator is maximum; the cabin door is opened; the clamping center of the lens clamping mechanism 4 is the same as the center of the manipulator in height; the three sleeves of the rotary worktable 2 correspond to the feeding, discharging, receiving and discharging stations, and the sleeves for feeding and discharging are aligned to the push rod 42. The lens tray 40 of the push rod 42 is below the rotary platform.
Firstly, a cylinder of piled lens blanks is put in from the upper part of a sleeve of a material-putting and receiving station.
When in work:
firstly, a control system is started, the rotary workbench 2 starts to work, the hollow rotary transmission device 11 drives the tray 9 to rotate 120 degrees clockwise, the sleeve for placing the lens is converted to the feeding station from the receiving and discharging station, the sleeve for the feeding station is converted to the sleeve for the discharging station, and the sleeve for the discharging station is converted to the sleeve for receiving and discharging.
After the station conversion of the rotary workbench is completed, the other group of lenses can be placed into the sleeve for receiving and discharging materials. The electromagnetic clutch 50 connected with the left worm gear case 49 is disconnected when power is lost, the electromagnetic clutch 50 connected with the right worm gear case 43 is connected with the right worm gear case 43 and the right-angle left-right reverse output gear case 48 when power is turned on, and the motor drives the lens tray 40 of the blanking station to move upwards to a workpiece thickness below the upper surface of the sleeve 8. The electromagnetic clutch 50 connected with the right worm gear case 43 is disconnected when power is lost, the electromagnetic clutch 50 connected with the left worm gear case 49 is connected with the left worm gear case 49 and the right-angle left-right reverse output gear case 48 when power is on, and the motor drives the lens tray 40 of the feeding station to move the lens blanks upwards to a workpiece thickness above the upper surface of the sleeve.
The second cylinder 38 pushes the suction cup 35 to move down to suck the lens exposed from the feeding station, and the second cylinder 38 drives the lens blank to be processed to move up to the position to be clamped.
The robot arm arrangement 7 of the rotary platform 2 then starts working. After a steering cylinder 30 of the mechanical arm device 7 turns anticlockwise to a manipulator alignment feeding station, a rodless cylinder 27 pushes the manipulator to move forwards to the center of the V-shaped groove rubber plate 15 to align with the center of the lens blank; the cylinder 22 pushes the connecting rod structure type grabbing manipulator to close and grab the lens blanks; the rodless cylinder 27 pushes the manipulator to return to the maximum stroke position, namely the initial position, and the steering cylinder 30 at the bottom of the manipulator device 7 drives the manipulator to face the lens clamping mechanism; the rotary cylinder 24 drives the manipulator to rotate 90 degrees, and the horizontal state is changed into a vertical state; the rodless cylinder 27 pushes the robot to advance until the lens blank center coincides with the clamping center of the clamping mechanism. The third cylinder 75 pushes the chuck 70 and sucks the lens blank with air, and the chuck 70 and the left chuck 69 clamp the lens blank. The cylinder 22 drives the manipulator to open, and the rodless cylinder 27 drives the manipulator to return to the maximum stroke position, namely the initial position. Closing the cabin door; a second motor 104 in the lens grinding mechanism 6 drives a grinding wheel to rotate at a high speed through a belt 112, motors 95 in the X direction and the Y direction in a cross sliding table mechanism feeding mechanism 5 drive a screw rod 87 to rotate, the screw rod 87 drives a support frame 93 in the X direction and the Y direction to move linearly, the support frame 93 drives a lens clamping mechanism 4 to a processing position of the lens grinding mechanism 6 to select the grinding wheel for processing according to a lens blank material, the motor in the lens clamping mechanism 4 drives a lens blank to adjust the angle, and the cross sliding table mechanism feeding mechanism 5 drives the lens clamping mechanism 4 to move linearly in the Y direction, so that different shapes of lenses are processed; after the lens is machined, the cross sliding table mechanism feeding mechanism 5 drives the lens clamping mechanism 4 to return to the original position, namely the central height of the lens clamping mechanism 4 is consistent with the central height of the robot hand. The hatch door is opened. The rodless cylinder 27 of the mechanical arm device 7 pushes the manipulator to advance until the center of the V-shaped groove rubber plate 15 coincides with the center of the lens, and the cylinder 22 pushes the manipulator to close to grasp the finished lens. The chuck suction cup 70 in the lens clamping mechanism 4 is deflated to release the finished lens, the cylinder 75 pulls the chuck suction cup 70, the chuck suction cup 70 and the left chuck 69 release the finished lens, and the chuck suction cup 70 returns to the original position. The rodless cylinder 27 pushes the manipulator to return to the initial position, and at the moment, the rotary cylinder 24 drives the manipulator to rotate, so that the rotation is converted from vertical to horizontal; a steering cylinder 30 of the mechanical arm device 7 turns clockwise until the manipulator is opposite to the blanking station, and a rodless cylinder 27 pushes the manipulator to move forward until the center of the finished lens product is coincided with the center of the sleeve; the cylinder 22 drives the manipulator to open to the maximum, and the finished lens is placed on the lens tray. The rodless cylinder 27 brings the robot arm back to the maximum stroke position, i.e., the initial position. The steering cylinder 30 drives the mechanical arm to rotate clockwise to a position before machining. Meanwhile, the electromagnetic clutch 50 connected with the left worm gear case 49 is electrically closed to connect the left worm gear case 49 with the right-angle left-right reverse output gear case 48, the electromagnetic clutch 50 connected with the right worm gear case 43 is electrically closed to connect the right worm gear case 43 with the right-angle left-right reverse output gear case 48, the motor is started to move the lens blanks on the feeding station upwards by one workpiece position, and the lens finished products on the blanking station downwards by one workpiece position. And finishing the processing of the single lens.
And secondly, the automatic processing of a group of lenses can be completed by repeating the operations of feeding, clamping, processing and blanking.
Finally, when a group of lenses are machined, the feeding station sleeve is empty, the blanking station sleeve is filled with finished lenses, the electromagnetic clutch 50 connected with the right worm gear box 43 is disconnected in a power-off mode, the electromagnetic clutch 50 connected with the left worm gear box 49 is closed in a power-on mode, the right worm gear box 49 is connected with the right-angle left-right reverse output gear box 48, and the motor drives the lens tray 40 of the blanking station to move downwards to 10mm below the rotary platform tray. The electromagnetic clutch 50 connected with the left worm gear case 49 is disconnected when power is lost, the electromagnetic clutch 50 connected with the right worm gear case 43 is connected with the right worm gear case 43 and the right-angle left-right reverse output gear case 48 when power is turned on, and the motor drives the lens tray 40 of the blanking station to move downwards to 10cm below the rotary platform tray. The hollow rotary transmission device 11 of the rotary platform 2 drives the tray 9 to rotate 120 degrees clockwise, at this time, the original material receiving and discharging sleeve filled with the lens blanks becomes a material loading station, the empty sleeve of the original material loading station becomes a material discharging station, and the sleeve filled with finished products of the original material discharging station becomes a material receiving and discharging station. At this time, a group of lens finished products can be manually taken down and then a group of lens blanks to be processed are put in.
The above processes are repeated to realize the continuous automatic processing of the lens.
By adopting the continuous automatic lens polishing method, the working efficiency of feeding, clamping and discharging the lenses is greatly improved.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all that should be covered by the claims of the present invention.

Claims (8)

1. A continuous automatic lens polishing method is characterized by being realized by adopting a full-automatic lens edge grinding machine which comprises a rack (10), wherein an automatic feeding and discharging mechanism (1), a rotary worktable (2), a lens clamping device (4), a cross sliding table feeding mechanism (5) and a grinding mechanism (6) are arranged on the rack; the rotary worktable comprises a horizontal tray (9), and a feeding station, a discharging station and a discharging and receiving station are uniformly distributed on the tray in a circular manner by using the center of the rotary worktable; a mechanical arm device (7) is arranged on the frame corresponding to the rotary worktable; the automatic loading and unloading mechanism comprises a lens suction mechanism at the upper end, and the lens suction mechanism is correspondingly arranged on the rack at one side of the loading station and is used for extracting the lens at the top end of the loading station to the clamping end of the mechanical arm device; the cross sliding table feeding mechanism is positioned on one side of the horizontal direction of the rotary working table, the lens clamping device is fixedly arranged at the working end of the cross sliding table feeding mechanism, the grinding mechanism is arranged below the lens clamping device, the mechanical arm device can move a clamped lens to the lens clamping device, and the cross sliding table feeding mechanism is used for driving the lens clamping device and the clamped lens to form a cross-shaped feeding track on a vertical plane and enabling the lens to be in the working range of the grinding mechanism;
the lens processing primary cycle process comprises the steps of stacking corresponding lenses, placing the stacked lenses into a material placing and receiving station, controlling a rotary worktable to horizontally rotate by 120 degrees, switching the material placing and receiving station to a material placing station, taking out the uppermost lenses one by one, clamping and conveying the uppermost lenses to a corresponding processing part structure for polishing, clamping and conveying the polished lenses to a material placing station for stacking in sequence, completing the lens taking out of the previous cycle and the lens placing of the next cycle in the material placing and receiving station in the lens polishing process, controlling the rotary worktable to continuously rotate by 120 degrees after all the lenses are polished in the primary cycle, enabling the polished stacked lenses to be rotationally switched from the material placing station to the material placing and receiving station, then taking out the polished lenses, completing the primary cycle, repeating the above cycle process and completing the continuous processing of the lenses;
a hollow rotary transmission device (11) is arranged between the tray and the rack to drive the tray to horizontally rotate, the hollow rotary transmission device (11) comprises a circular transmission part, and the upper end of the circular transmission part is fixedly connected with the tray and is used for driving the tray to horizontally rotate; the mechanical arm device comprises a driving rod vertically arranged in an inner hole of the circular ring transmission part, a steering cylinder (30) is arranged at the lower end of the driving rod, the upper end of the driving rod is connected with a horizontal boat-shaped supporting plate (29), a horizontal cylinder foot stool (28) is arranged on the boat-shaped supporting plate, a rodless cylinder (27) is arranged on the cylinder foot rest, a rodless cylinder sliding table (26) is arranged on the rodless cylinder, a cylinder connecting table (25) is fixedly connected on the rodless cylinder sliding table, a horizontal rotary cylinder (24) is arranged on the cylinder connecting table, the front end of the rotary cylinder is connected with a forked rod end joint (23) forwards, the front end of the forked rod end joint is connected with a first cylinder (22) forwards, the front end of the first cylinder (22) is connected with a vertical connecting plate (21), and the front side of the connecting plate is provided with a grabbing mechanism for grabbing the lenses.
2. The continuous automatic lens polishing method according to claim 1, further comprising an automatic cabin door (3), wherein the automatic cabin door comprises a sheet metal shell (57) which is integrally rectangular and has an open lower end, and the sheet metal shell is fixedly connected to the frame and covers the lens clamping device, the cross sliding table feeding mechanism and the grinding mechanism; the side wall opposite to the mechanical arm device on the sheet metal shell is provided with an opening for the working end of the mechanical arm device to pass through, pneumatic push rods (58) are respectively fixed on the upper side and the lower side of the opening, and a left cabin door (55) and a right cabin door (56) are respectively fixed on the two pneumatic push rods so as to realize the opening and closing of the cabin doors.
3. The continuous automatic lens polishing method according to claim 1, wherein the grasping mechanism comprises a V-groove rubber plate (15), a connecting rod (16), a connecting rod (17), a connecting block (18), a piston rod (19) and a nut (20); the V-shaped groove rubber plate is hinged with a connecting rod, the connecting rod is hinged on the connecting rod, and the connecting rod is hinged with the connecting block, so that the connecting rod (16), the connecting rod (17), the connecting block (18) and the connecting plate (21) form a connecting rod mechanism; and the V-shaped groove rubber plate is used for being in direct contact with the lens and playing a role in positioning, and the opening and closing of the grabbing mechanism are realized through the left and right movement of the piston rod.
4. The method for continuously and automatically polishing the lens according to claim 1, wherein the tray is circular, the middle of the tray is provided with a hole for the driving rod to pass through, three holes are uniformly distributed on the tray and are respectively connected and fixed with upward sleeves to form a placing station, the three sleeves respectively form the feeding station, the discharging station and the discharging and receiving station correspondingly, the feeding station is positioned on the left side when facing the frame, the discharging station is positioned on the right side when facing the frame, and the receiving and discharging station is positioned in the middle when facing the frame;
be equipped with vertical rectangle opening on telescopic lateral wall, just the rectangle opening runs through telescopic up end setting.
5. The continuous automatic lens grinding method according to claim 4, wherein the automatic loading and unloading mechanism further comprises a lower lens tray (40), a joint bearing (41), a push rod (42), a right worm gear and worm gear box (43), a first coupling (44), a motor support (45), a servo motor (46), a full-automatic lens edge grinding machine bottom plate (47), a right-angle left-right reverse output gear box (48), a left worm gear and worm gear box (49) and an electromagnetic clutch (50); the worm wheel is provided with threads which are in threaded connection with the push rod (42), the push rods are two vertically arranged and correspond to two of the sleeves one by one, the upper end of each push rod is connected with a joint bearing, the upper end of each joint bearing is connected with a lens tray, the lower ends of the two push rods are respectively connected with a left worm gear box and a right worm gear box, and the power input ends of the left worm gear box and the right worm gear box are respectively in transmission connection with a right-angle left-right reverse output gear box through electromagnetic clutches so as to respectively drive the push rods to vertically move; the right-angle left-right reverse output gear box is connected and fixed on a bottom plate of the edge grinding machine on the frame.
6. The continuous automatic lens polishing method according to claim 5, wherein the lens suction mechanism comprises a suction cup (35), a suction cup end cover (36), a cylinder end cover (37), a second cylinder (38) and a support (39), the support is fixed on the left side of the frame, the upper end of the support is connected with the second cylinder (38) which faces vertically downwards, the lower end of the second cylinder is connected with the cylinder end cover, the lower end of the cylinder end cover is connected with the suction cup end cover, the lower end of the suction cup end cover is connected with the suction cup, and the suction cup can grab the lens which is vertically ejected out of the sleeve by the push rod and is connected with the working end of the mechanical arm device to transfer the lens.
7. The continuous automatic lens grinding method according to claim 1, wherein the lens clamping device comprises a left half coupling (62), a right half coupling (63), a first motor (64), a lens clamping device mounting plate (65), a bearing housing (66), a bearing housing end cover (67), a left chuck connecting shaft (68), a left chuck (69), a chuck suction cup (70), a right chuck connecting shaft (71), a bearing end cover (72), a bearing housing support slider (73), a cylinder bearing housing (74) and a third cylinder (75); a bolt and a nut for a first motor are fixed on a mounting plate of a lens clamping device, a left half coupling and a right half coupling are combined into a movable rigid coupling, the movable rigid coupling connects the first motor and a left chuck connecting shaft, a bearing sleeve is fixed on the mounting plate of the lens clamping device by using a bolt and a nut, a bearing sleeve end cover is fixed on a bearing sleeve by using a bolt, a left chuck is fixed on the left chuck connecting shaft by using a bolt, a chuck sucker is fixed on the right chuck connecting shaft by using a bolt and a flat key, a cylinder bearing block is fixed on a bearing block supporting slide block by using a bolt, the bearing block end cover is fixed on the cylinder bearing block by using a bolt, the bearing block supporting slide block is arranged on a first guide rail of the mounting plate of the lens clamping; a clamping opening is formed between the left clamping head and the clamping head sucking disc and is used for clamping the lens.
8. The continuous automatic lens grinding method according to claim 1, wherein the grinding mechanism comprises a grinding wheel base plate (101), a grinding wheel shaft (102), a grinding wheel pulley (103), a second motor (104), a motor pulley (105), a grinding wheel bearing seat lower cover (106), a grinding wheel bearing seat upper cover (107), a rough grinding wheel (108), a glass rough grinding wheel (109), a polishing wheel (110), a V-groove fine grinding wheel (111) and a belt (112); the grinding wheel base plate is fixed on the frame by bolts, and four corners of the lower cover of the grinding wheel bearing seat are fixed on the grinding wheel base plate by bolts; a coarse grinding wheel, a glass coarse grinding wheel, a polishing wheel and a V-groove fine grinding wheel are sequentially threaded in the middle of the grinding wheel shaft; the two ends of the grinding wheel shaft are sleeved with deep groove ball bearings and fixed on the bearing seats by the grinding wheel bearing seat upper covers; the extended part of the grinding wheel shaft is connected with a grinding wheel belt pulley by a flat key and is fixed by a retaining nut; the second motor is arranged beside the bearing seat, and a motor belt pulley is connected to a shaft of the second motor; the motor belt pulley and the grinding wheel belt pulley are connected by a belt;
the cross sliding table feeding mechanism comprises a second coupler (85), a stop nut (86), a screw rod (87), a sliding table mounting plate (88), an X-axis sliding table shell (89), a first bearing seat end cover (90), a first bearing seat (91), a support frame sleeve (92), a support frame (93), a second bearing seat (94), a third motor (95), a second guide rail (96), a second bearing seat end cover (97), a bearing fastener (98) and a Y-axis sliding table shell (99); the third motor is arranged on the sliding table mounting plate by bolts and nuts, the second coupler is connected with the third motor and a screw rod, a second bearing seat is fixed on the sliding table mounting plate by bolts, a second bearing seat end cover is fixed on the second bearing seat by bolts, a bearing fastener is sleeved on the screw rod to limit the tapered roller bearing, a stop nut is used for limiting the movement of the bearing fastener in a threaded connection mode, a support frame is fixed on a guide rail slide block by bolts, the guide rail slide block is connected on a second guide rail in a sliding mode, the second guide rail is fixed on the sliding table mounting plate by bolts, a support frame sleeve is fixed on the support frame by bolts, the first bearing seat is fixed on the sliding table mounting plate by bolts, the first bearing seat end cover is fixed on the first bearing seat by bolts, the screw rod is supported by the first bearing seat and, the X-axis sliding table shell is fixed on the support frame in the Y direction through bolts, and the Y-axis sliding table shell is fixed on the working plane in the vertical direction of the frame of the full-automatic lens edge grinding machine through bolts.
CN201811383532.2A 2018-11-20 2018-11-20 Continuous automatic lens polishing method Expired - Fee Related CN109500690B (en)

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