CN219030973U - Lens jig, jig conveying piece, automatic feeding and jig changing device for optical lens - Google Patents

Abstract

The utility model provides a lens jig, a jig conveying part and an automatic feeding and jig changing device for an optical lens. The automatic feeding and jig replacing device for the optical lenses comprises a material taking assembly, a processing assembly and a jig conveying piece, wherein the material taking assembly comprises a material storage part, a material taking sucker and a finished product taking sucker, the material storage part is used for placing the lenses, the material taking sucker can adsorb the lenses from the material storage part and place the lenses on a negative pressure station, and the finished product taking sucker can adsorb the lenses from the negative pressure station and place the lenses into the material storage part; the processing subassembly includes feeding sucking disc, tool changing sucking disc and lens processing portion, and the feeding sucking disc can adsorb the lens tool in the logical groove and with the lens tool that adsorbs transfer to in the lens processing portion, and tool changing sucking disc can place the lens tool in logical groove, and lens processing portion is arranged in processing lens. The utility model can realize the automatic and stable feeding of the lenses with multiple specifications and enlarge the processing range of the lenses.

Description

Lens jig, jig conveying piece, automatic feeding and jig changing device for optical lens

Technical Field

The utility model relates to the technical field of lens processing, in particular to a lens jig, a jig conveying part and an automatic feeding and jig changing device for an optical lens.

Background

With the development of optical lens cold working technology and the shortage of personnel, optical lens processing automatic feeding equipment is increasingly favored by optical lens processing manufacturers. In the existing processing equipment, most of the processing equipment adopts a mode of manually replacing lenses, and the processing efficiency and quality are not ideal. Some automatic feeding processing devices are also arranged on the market, but the existing automatic feeding processing devices have limitations on processing lenses: firstly, the existing processing equipment can only adopt a direct pressing or direct sucking mode to put the lens into the lens processing equipment for processing so as to realize automatic feeding, but the processing mode is limited to the optical lens with a small R value (R value is within 70 mm), and the optical lens with a large R value or plane cannot realize automatic feeding processing in the existing mode; secondly, the automatic feeding and optical lens processing stability are not very stable by adopting the existing direct pressing or direct sucking mode for processing. Therefore, how to realize the automatic and stable feeding of the multi-specification lenses is a main problem to be solved.

Disclosure of Invention

The utility model aims to solve one of the technical problems, and provides a lens jig, a jig conveying member and an automatic feeding and jig changing device for optical lenses, which can realize automatic and stable feeding of lenses with multiple specifications and expand the processing range of the lenses.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a lens tool, includes a pedestal, a lens standing groove, a plurality of vacuum suction holes and a wear-resisting terminal, the lens standing groove set up in a side of pedestal, a plurality of the vacuum suction holes are located on the pedestal and communicate the lens standing groove reaches the outside of pedestal, wear-resisting terminal locates the pedestal deviates from one side of lens standing groove just wear-resisting terminal is located a plurality of between the vacuum suction holes, be equipped with a constant head tank on the wear-resisting terminal.

Further, an inserting step is arranged on one side of the base body, which is provided with the lens placing groove.

Further, the lens placing groove further comprises a damping cloth gasket, and the damping cloth gasket is arranged on the groove surface of the lens placing groove.

The jig conveying piece comprises a jig positioning part, a lens positioning part and a conveying rod, wherein the jig positioning part and the lens positioning part are arranged at intervals, positioning clamps are arranged on the jig positioning part and the lens positioning part, and the positioning clamps of the jig positioning part are used for clamping and positioning the lens jig; the conveying rod is provided with a negative pressure station, and the conveying rod can reciprocate between the jig positioning part and the positioning clamp of the lens positioning part.

Further, the jig positioning part further comprises a positioning plate, a through groove matched with the lens jig is formed in the positioning plate in a penetrating mode, and the through groove corresponds to the negative pressure station.

Further, the locating clamp comprises a bidirectional cylinder and two clamp bodies, wherein the two clamp bodies are arranged on the bidirectional cylinder and drive the two clamp bodies to move oppositely or back to back, and a clamp opening is formed in one side of each clamp body.

The automatic feeding and jig replacing device for the optical lenses comprises a material taking assembly, a processing assembly and the jig conveying piece, wherein the material taking assembly comprises a material storage part, a material taking sucker and a finished product taking sucker, the material storage part is used for placing the lenses, the material taking sucker can adsorb the lenses from the material storage part and place the lenses on the negative pressure station, and the finished product taking sucker can adsorb the lenses from the negative pressure station and place the lenses into the material storage part; the processing assembly comprises a feeding sucker, a jig replacing sucker and a lens processing part, wherein the feeding sucker can adsorb the lens jig in the through groove and transfer the adsorbed lens jig to the lens processing part, the jig replacing sucker can place the lens jig in the through groove, and the lens processing part is used for processing a lens.

Further, the processing assembly further comprises a switching positioning part, the switching positioning part is arranged corresponding to the lens processing part, the switching positioning part comprises a jig column and a positioning clamp, and the jig column corresponds to the clamping openings of the two clamp bodies.

Further, a tool conveyer still includes reciprocal drive division, reciprocal drive division including mounting panel, lifting rail, sliding block, lift cylinder and connecting plate, the mounting panel is located one side of stock portion, tool location portion with lens location portion is followed the length direction interval setting of mounting panel, lifting rail install in on the mounting panel, the sliding block install slidingly in on the lifting rail, the lift cylinder install in on the mounting panel and pass through the connecting plate is connected the sliding block, the transfer line install in on the connecting plate.

Further, the material taking assembly and the processing assembly both comprise a horizontal shaft and vertical shaft driving part, the horizontal shaft and vertical shaft driving part comprises a horizontal shaft screw motor, a vertical shaft screw motor and a pair of air cylinders, the horizontal shaft screw motor is arranged on the vertical shaft screw motor, and the vertical shaft screw motor can drive the horizontal shaft screw motor to move along the length direction of the vertical shaft screw motor; the pair of air cylinders are arranged on the cross shaft screw motor, and the cross shaft screw motor drives the pair of air cylinders to move along the length direction of the cross shaft screw motor; the vertical shaft screw motor of the material taking assembly extends along the length direction of the material storage part, and the material taking sucker and the finished product taking sucker are respectively arranged on a pair of cylinders of the material taking assembly; one end of a vertical axis screw motor of the processing assembly corresponds to the jig positioning part and the vertical axis screw motor extends along the length direction of the lens processing part, and the feeding sucker and the jig replacing sucker are respectively arranged on a pair of cylinders of the processing assembly.

By adopting the technical scheme, the utility model has the following beneficial effects:

in the process, the lens is always positioned in the lens jig, so that the stability of the lens in the transferring process can be ensured; in addition, under the alternate operation of taking the material sucking disc and taking the finished product sucking disc, the alternate operation of feeding sucking disc and changing the fixture sucking disc, the lens fixture storing lenses with different specifications can be transferred into the lens processing part for processing, so that the effect of switching the lenses with different specifications is realized, namely, the lens processing range in the same lens processing part is enlarged.

Drawings

Fig. 1 is a schematic view of a lens structure in a lens fixture.

Fig. 2 is a cross-sectional view taken along line A-A in fig. 1.

Fig. 3 is a schematic structural diagram of the jig transfer member.

Fig. 4 is an enlarged view of fig. 3 at B.

Fig. 5 is a schematic structural diagram of an automatic feeding and jig changing device for optical lenses.

Fig. 6 is an enlarged view of fig. 5 at C.

Fig. 7 is a control circuit diagram of the automatic feeding and jig changing device for the optical lens.

Fig. 8 is a schematic structural diagram of a jig transfer member according to another embodiment.

In the drawing, a 100-lens jig, a 101-seat body, a 1011-inserting step, a 102-lens placing groove, a 103-vacuum suction hole, a 104-positioning groove, a 105-damping cloth gasket, a 106-wear-resistant terminal, a 200-jig conveying piece, a 201-jig positioning part, a 211-positioning plate, a 212-through groove, a 202-lens positioning part, a 203-conveying rod, a 231-negative pressure station, a 204-positioning clamp, a 241-bidirectional cylinder, a 242-clamp body, a 243-extending block, a 244-transverse clamping block, a 245-clamping port, a 251-mounting plate, a 252-lifting guide rail, a 253-sliding block, a 254-lifting cylinder, a 255-connecting plate, a 206-discharging space, a 300-discharging component, a 301-discharging suction cup, a 302-discharging suction cup, a 303-discharging mounting frame, a 304-jig swinging disc, a 305-control distribution box, a 306-placing groove, a 400-processing component, a 401-feeding suction cup, a 402-jig suction cup, a 403-lens processing part, a 404-switching positioning part, a 441-jig column, a 405-motor, a 501-sliding block, a 502-screw cylinder, a feed cylinder, a 533-screw cylinder, a 600-and a feed cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 and 2, a lens fixture 100 according to a preferred embodiment of the present utility model includes a base 101, a lens placement groove 102, a plurality of vacuum holes 103 and a wear-resistant terminal 106. The lens placement groove 102 is formed on a side surface of the base 101, and the lens placement groove 102 is used for placing the lens 600. The vacuum holes 103 are arranged on the base 101 and are communicated with the lens placing groove 102 and the outside of the base 101. The wear-resisting terminal 106 is located the pedestal 101 and deviates from one side of lens standing groove 102 and wear-resisting terminal 106 is located between a plurality of vacuum suction holes 103, be equipped with a constant head tank 104 on the wear-resisting terminal 106, specifically, vacuum suction hole 103 is the column, a plurality of vacuum suction holes 103 are circular array arrangement around the center of pedestal 101, wear-resisting terminal 106 is located between a plurality of circular arrays, wear-resisting terminal 106 is tungsten steel terminal among the prior art, constant head tank 104 locates the center of wear-resisting terminal 106 and constant head tank 104 is the back taper, constant head tank 104 is used for the location to place grinder's location needle core setting. The lens 600 is placed in the lens placing groove 102, when the suction nozzle used for adsorbing the lens jig 100 in the prior art adsorbs one surface of the base 101 provided with the positioning groove 104, the suction nozzle can communicate the lens placing groove 102 and the vacuum suction hole 103 into a vacuum chamber, and at this time, the lens 600 is adsorbed together with the base 101, so that the lens 600 is always positioned in the lens placing groove 102, thereby ensuring the stability of the lens 600 in the transferring process.

In the present embodiment, the lens jig 100 further includes a damping cloth spacer 105, and the damping cloth spacer 105 is provided on the groove surface of the lens placement groove 102. The damping cloth gasket 105 adopts the flannelette material to make, and damping cloth gasket 105 is the flannelette that one side has viscidity, and damping cloth gasket 105 can paste the groove surface at lens standing groove 102, and damping cloth gasket 105 communicates with each other with vacuum suction hole 103, and damping cloth gasket 105 adopts the effect of flannelette layer to be: the groove surfaces of the lens 600 and the lens placement groove 102 are in surface contact, and the gap between the groove surfaces of the lens 600 and the lens placement groove 102 is filled by providing a velvet layer as an intermediate medium, so that the sealability between the groove surfaces of the lens 600 and the lens placement groove 102 is improved.

Referring to fig. 1 to 7, the present embodiment further provides an automatic feeding and jig replacing device for an optical lens, which includes a material taking assembly 300, a processing assembly 400 and a jig conveying member 200.

In the present embodiment, the jig transfer tool 200 includes a jig positioning portion 201, a lens positioning portion 202, and a transfer lever 203. The jig positioning part 201 and the lens positioning part 202 are arranged at intervals, and the jig positioning part 201 is positioned at one side of the lens positioning part 202, which is away from the ground. The fixture positioning portion 201 and the lens positioning portion 202 are respectively provided with a positioning clip 204, the positioning clips 204 of the fixture positioning portion 201 are used for clamping and positioning the lens fixture 100, and the lens positioning portion 202 is used for clamping and positioning the lens 600. The transfer lever 203 is provided with a negative pressure station 231 for negative pressure suction of the lens fixture 100, specifically, the negative pressure station 231 of the transfer lever 203 is provided with a suction nozzle, the suction nozzle is communicated with a negative pressure providing device, not shown in the figure, when the lens 600 is placed on the suction nozzle and the negative pressure providing device provides negative pressure to the suction nozzle, the lens 600 is sucked on the negative pressure station 231 together. The transfer lever 203 can reciprocate between the jig positioning portion 201 and the positioning clip 204 of the lens positioning portion 202, and the lens 600 sucked by the suction nozzle moves along with the transfer lever 203 during the reciprocation of the transfer lever 203.

In this embodiment, a plugging step 1011 is provided on a side of the base 101 provided with the lens placement groove 102, the lens placement groove 102 extends to the outside of the plugging step 1011, and the outer diameter of the plugging step 1011 is smaller than the outer diameter of the base 101. The jig positioning portion 201 further includes a positioning plate 211, and a through slot 212 adapted to the lens jig 100 is formed on the positioning plate 211 in a penetrating manner, specifically, the inner diameter of the through slot 212 is adapted to the outer diameter of the plugging step 1011, so that the plugging step 1011 can be plugged into the through slot 212; the through slot 212 corresponds to the negative pressure station 231. When the insertion step 1011 is inserted into the through groove 212 and the base 101 is limited outside the through groove 212, the through groove 21 can position and limit the lens fixture 100, so that the lens 600 can directly enter the lens placing groove 102 when the lens 600 absorbed by the suction nozzle moves towards the fixture positioning portion 201.

The take out assembly 300 includes a stock portion, a take out suction cup 301 and a take out suction cup 302. The stock portion is used for placing the lens 600, and specifically, the stock portion includes a material taking mounting bracket 303 and a jig swinging plate 304, the jig swinging plate 304 is arranged on the top surface of the material taking mounting bracket 303, and a plurality of placing grooves 306 for placing the lens 600 are formed in the jig swinging plate 304.

The material taking sucker 301 can absorb the lens 600 from the stock part and place the lens 600 on the negative pressure station 231, the finished product taking sucker 302 can absorb the lens 600 from the negative pressure station 231 and place the lens 600 into the stock part, specifically, the material taking assembly 300 comprises a horizontal and vertical shaft driving part, the horizontal and vertical shaft driving part comprises a horizontal shaft screw motor 501, a vertical shaft screw motor 502 and a pair of cylinders, and the horizontal shaft screw motor 501 and the vertical shaft screw motor 502 are servo motors. The vertical axis screw motor 502 is mounted on the material taking mounting frame 303 and extends along the length direction of the jig swing plate 304, and the horizontal axis screw motor 501 is mounted on the vertical axis screw motor 502 and extends along the width direction of the jig swing plate 304. The vertical axis lead screw motor 502 can drive the horizontal axis lead screw motor 501 to move along the length direction of the vertical axis lead screw motor 502. The pair of cylinders are arranged on the cross shaft screw motor 501, the material taking sucker 301 and the finished product taking sucker 302 are respectively arranged on the pair of cylinders of the material taking assembly 300, the pair of cylinders of the material taking assembly 300 comprise a material taking cylinder 531 and a finished product taking cylinder 532, the material taking cylinder 531 is connected with the material taking sucker 301, the finished product taking cylinder 532 is connected with the finished product taking sucker 302, and the material taking sucker 301 and the finished product taking sucker 302 are both connected with negative pressure providing equipment. The cross shaft lead screw motor 501 drives a pair of cylinders to move along the length direction of the cross shaft lead screw motor 501. When the vertical axis screw motor 502 drives the horizontal axis screw motor 501 to move along the length direction of the vertical axis screw motor 502, the material taking sucker 301 and the finished product taking sucker 302 move along the length direction of the jig swinging disc 304; when the cross shaft screw motor 501 drives a pair of cylinders to move along the length direction of the cross shaft screw motor 501, the material taking suction cup 301 and the finished product taking suction cup 302 move along the width direction of the jig swing disk 304. The material taking sucker 301 and the finished product taking sucker 302 are driven by the horizontal and vertical shaft driving part to move, so that the material taking sucker 301 and the finished product taking sucker 302 can move to any placing groove 306 to finish the operations of sucking and putting down the lens 600.

The jig transfer member 200 further includes a reciprocating drive portion including a mounting plate 251, a lifting rail 252, a sliding block 253, a lifting cylinder 254, and a connecting plate 255. The mounting plate 251 is disposed on one side of the stock portion, and specifically, the mounting plate 251 is disposed on one side of the material taking mounting frame 303. The jig positioning portion 201 and the lens positioning portion 202 are arranged at intervals along the length direction of the mounting plate 251, in detail, the jig positioning portion 201 and the lens positioning portion 202 are arranged towards the jig swinging plate 304, and a discharging space 206 is formed at intervals between the jig positioning portion 201 and the lens positioning portion 202 so that the material taking sucker 301 and the finished product taking sucker 302 extend into and correspond to the negative pressure station 231. Under the drive of the horizontal and vertical shaft driving part, the material taking sucker 301 moves the absorbed lens 600 into the material discharging space 206 and corresponds to the negative pressure station 231, and the vacuum in the material taking sucker 301 is controlled by negative pressure providing equipment to realize the operation of putting down the lens 600; similarly, the finished suction cup 302 can be moved into the discharging space 206 to suck the lens 600 under the drive of the horizontal and vertical shaft driving part.

The lifting rail 252 is mounted on the mounting plate 251 and located at a side of the lens positioning portion 202 away from the jig positioning portion 201, and the sliding block 253 is slidably mounted on the lifting rail 252. The lifting cylinder 254 is mounted on the mounting plate 251 and is connected to the sliding block 253 through a connecting plate 255, specifically, the connecting plate 255 is mounted on a working shaft of the lifting cylinder 254 and the connecting plate 255 is connected to the sliding block 253. The transfer lever 203 is mounted on the connection plate 255, and specifically, one end of the transfer lever 203 is connected to the connection plate 255 and the transfer lever 203 extends along the length direction of the lifting rail 252. When the working shaft of the lifting cylinder 254 extends outwards from the lens positioning portion 202 to the jig positioning portion 201, the sliding block 253 moves towards the jig positioning portion 201 along the lifting guide rail 252, and the sliding block 253 drives the conveying rod 203 to move towards the jig positioning portion 201 through the connecting plate 255, and at this time, the negative pressure station 231 originally located in the lens positioning portion 202 moves the absorbed lens 600 into the lens jig 100 clamped by the jig positioning portion 201. When the working shaft of the lifting cylinder 254 is pressed back from the jig positioning portion 201 toward the lens positioning portion 202, the sliding block 253 moves toward the lens positioning portion 202 along the lifting guide rail 252, and the sliding block 253 drives the conveying rod 203 to move toward the lens positioning portion 202 through the connecting plate 255, at this time, the negative pressure station 231 originally located in the jig positioning portion 201 transfers the sucked lens 600 to the lens positioning portion 202, and the lens positioning portion 202 clamps the lens 600. It can be seen that the transfer lever 203 can be reciprocally moved between the jig positioning portion 201 and the positioning clip 204 of the lens positioning portion 202 by the driving of the reciprocal driving portion.

The processing assembly 400 includes a feed chuck 401, a jig changing chuck 402, and a lens processing section 403. The lens processing portion 403 is used for processing the lens 600, the lens processing portion 403 adopts an optical lens grinder in the prior art, and the internal structure of the lens processing portion comprises a first spindle motor, a second spindle motor, a first pendulum shaft motor and a water pump. The feed chuck 401 is capable of sucking the lens jig 100, which is originally held by the lens positioning portion 202, from the through groove 212 and transferring the sucked lens jig 100 to the lens processing portion 403, and the jig changing chuck 402 is capable of placing the lens jig 100 into the through groove 212. Specifically, the processing assembly 400 includes a processing mounting frame 405 and the foregoing horizontal and vertical shaft driving portion, and the horizontal and vertical shaft driving portion of the processing assembly 400 is mounted on the processing mounting frame 405, where one end of a vertical shaft lead screw motor 502 of the processing assembly 400 corresponds to the jig positioning portion 201 and the vertical shaft lead screw motor 502 extends along the length direction of the lens processing portion 403. A pair of cylinders of the processing assembly 400 are arranged on the cross shaft screw motor 501, the feeding sucker 401 and the jig replacing sucker 402 are respectively arranged on a pair of cylinders of the processing assembly 400, the detailed pair of cylinders of the processing assembly 400 comprises a feeding cylinder 533 and a jig replacing cylinder 534, the feeding cylinder 533 is connected with the feeding sucker 401, the jig replacing cylinder 534 is connected with the jig replacing sucker 402, and the feeding sucker 401 and the jig replacing sucker 402 are both connected with negative pressure providing equipment.

When the lens 600 is placed in the lens fixture 100, the feeding sucker 401 or the jig replacing sucker 402 adsorbs one side of the lens fixture 100 provided with the positioning groove 104, and the feeding sucker 401 or the jig replacing sucker 402 can communicate the vacuum suction hole 103 and the lens placing groove 102 into a vacuum chamber so as to adsorb the lens fixture 100 and the lens 600.

The feeding suction cup 401 is driven by the feeding cylinder 533 to drive the adsorbed lens jig 100 and the lens 600 to move upwards in the direction away from the jig positioning portion 201, so that the lens jig 100 originally clamped by the jig positioning portion 201 leaves the through groove 212. When the vertical axis screw motor 502 of the processing assembly 400 drives the horizontal axis screw motor 501 to move along the vertical axis screw motor 502 in a direction away from the jig positioning portion 201, the feeding suction cup 401 and the jig changing suction cup 402 move to correspond to the lens processing portion 403, and then the suction lens jig 100 and the lens 600 sucked by the feeding suction cup 401 move to correspond to the lens processing portion 403. When the pair of cylinders are driven by the cross-axis screw motor 501 to move in the direction of the lens processing section 403 along the cross-axis screw motor 501, the suction chuck 401 transfers the suctioned suction lens jig 100 and lens 600 into the lens processing section 403. The lens processing portion 403 has a processing station for processing the lens 600, and when the feeding cylinder 533 drives the feeding suction cup 401 to move downward toward the processing station, the sucked lens fixture 100 and the lens 600 can be placed on the processing station for processing. After the lens 600 is processed, the jig replacing sucker 402 is driven by the horizontal and vertical shaft driving part of the processing assembly 400 and the jig replacing cylinder 534 to suck the processed lens 600 and the lens jig 100, and then the processed lens 600 and the lens jig 100 are moved towards the jig positioning part 201 along the vertical shaft lead screw motor 502, so that the lens jig 100 can be placed in the through groove 212.

In this embodiment, the positioning clip 204 includes a bidirectional cylinder 241 and two clip bodies 242, the two clip bodies 242 are mounted on the bidirectional cylinder 241, the bidirectional cylinder 241 drives the two clip bodies 242 to move in opposite directions or back to back, and a clip opening 245 is formed on one side of the two clip bodies 242 opposite to each other. Specifically, the clamping body 242 includes an extension block 243 and a transverse clamping block 244, the extension block 243 is connected to the driving shaft of the bidirectional cylinder 241 and extends in a direction far away from the bidirectional cylinder 241, one end of the transverse clamping block 244 is connected to one end of the extension block 243 far away from the bidirectional cylinder 241, the transverse clamping block 244 extends in a direction toward the other clamping body 242, and the clamping opening 245 is formed at one end of the transverse clamping block 244 toward the other clamping body 242. When the lens jig 100 or the lens 600 is transferred between the two clamping bodies 242, the two clamping bodies 242 are driven by the bidirectional air cylinder 241 to move in opposite directions, and at this time, the two clamping bodies 242 clamp the lens jig 100 or the lens 600, and the clamping operation can keep the lens jig 100 or the lens 600 at a preset position so that the upstream or downstream suction cup can absorb the lens jig 100 or the lens 600.

In this embodiment, the processing assembly 400 further includes a switching positioning portion 404, where the switching positioning portion 404 is disposed corresponding to the lens processing portion 403, and specifically, the switching positioning portion 404 is disposed corresponding to a station for the second process in the lens processing portion 403. The switching positioning portion 404 includes the jig post 441 and the positioning clip 204, and the jig post 441 corresponds to the clip openings 245 of the two clip bodies 242. When the lens 600 needs to be subjected to the switching processing procedure, the jig changing chuck 402 sucks the lens jig 100 from the lens processing section 403 to finish the previous procedure, then places the sucked lens jig 100 on the jig column 441, further positions the lens jig 100 by the positioning clamp 204 of the switching positioning section 404, then sucks the lens jig 100 by the feeding chuck 401, and transfers the lens jig 100 to the lens processing section 403 again to process the next procedure. The setting of the switching positioning portion 404 can facilitate the feeding suction cup 401 to accurately suck the lens jig 100 containing the lens 600.

In this embodiment, the negative pressure supply device is mounted on the take-out mount 303. The material taking mounting frame 303 is also provided with a control distribution box 305, and the control distribution box 305 is provided with a PLC controller and a control panel. The material taking assembly 300 is connected with a PLC (programmable logic controller) controller, and the PLC controller respectively controls the corresponding horizontal axis screw motor 501, vertical axis screw motor 502 and cylinder to finish operation, wherein the horizontal axis screw motor 501, vertical axis screw motor 502, material taking cylinder 531, finished product taking cylinder 532, material feeding cylinder 533 and jig changing cylinder 534 of the processing assembly 400. The PLC controller is also connected to a negative pressure supply device to control the vacuum environment of the negative pressure station 231, the take out chuck 301, the take out chuck 302, the feed chuck 401, and the jig change chuck 402. The fixture positioning part 201, the lens positioning part 202 and the bidirectional cylinder 241 of the switching positioning part 404 are respectively connected with a PLC controller, and the PLC controller controls the corresponding bidirectional cylinder 241 to finish the operation of the clamp 242. The elevation cylinder 254 is connected with a PLC controller, and the PLC controller controls the operation of the elevation cylinder 254 to realize the driving of the transfer lever 203. The lens processing unit 403 is connected to a PLC controller, and the PLC controller controls the lens processing unit 403 to complete processing of the lens 600 in combination with other components. The connection and arrangement of the PLC controller and the control panel, and other devices are well known to those skilled in the art, and similar technical means are described in prior art documents, such as an automatic test control system in chinese patent CN107328597a, an intelligent lifting control system for grinding head in chinese patent CN113500523a, etc., i.e. the arrangement of the control device in this embodiment is the prior art, and no improvement on the program is involved. In order to facilitate the person skilled in the art to further understand the control principle of the PLC controller in the present embodiment, a control circuit diagram is specifically provided, and see fig. 7.

Here, the principle of feeding and processing of two lenses 600 is described, the two lenses 600 are named as a first lens 600 and a second lens 600, the specifications of the first lens 600 and the second lens 600 are different, corresponding first lens jigs 100 are prepared corresponding to the first lens, corresponding second lens jigs 100 are prepared corresponding to the second lens, the lenses 600 need to complete the processing of the first process and the second process in the lens processing portion 403, and specifically, the principle of using the optical lens automatic feeding and jig replacing device is as follows:

the two lenses 600 are respectively placed in the two placing grooves 306, the first lens jig 100 is inserted into the through groove 212 and clamped in the positioning clamp 204 of the jig positioning part 201, and the second lens 600 is sleeved in the second lens jig 100 and waits to be taken out at the station of the second procedure.

The vertical axis screw motor 502 of the material taking assembly 300 drives the corresponding horizontal axis screw motor 501 to move along the length direction of the jig wobble plate 304 to correspond to the first lens 600; the transverse axis screw motor 501 of the material taking assembly 300 drives the material taking cylinder 531 and the finished product taking cylinder 532 to move to the first lens 600 along the width direction of the jig wobble plate 304; the material taking cylinder 531 drives the material taking sucker 301 to move downwards towards the first lens 600 until the material taking sucker 301 contacts the first lens 6000, negative pressure is provided in the material taking sucker 301, the material taking sucker 301 adsorbs the first lens 600, the material taking cylinder 531 drives the material taking sucker 301 to move upwards towards the direction away from the jig swinging disc 304, and the first lens 600 is taken out from the jig swinging disc 304.

The vertical axis lead screw motor 502 of the material taking assembly 300 continues to drive the corresponding horizontal axis lead screw motor 501 to move to one end of the vertical axis lead screw motor 502 towards the jig conveying member 200 along the length direction of the jig balance 304, the horizontal axis lead screw motor 501 of the material taking assembly 300 continues to drive the material taking cylinder 531 and the material taking cylinder 532 to move to the discharging space 206 along the width direction of the jig balance 304, the first lens 600 adsorbed by the material taking sucker 301 is located above the negative pressure station 231, the material taking cylinder 531 drives the material taking sucker 301 to move downwards towards the negative pressure station 231 until the first lens 600 contacts with the negative pressure station 231, negative pressure is provided towards the negative pressure station 231 and no negative pressure is provided towards the material taking sucker 301, and then the material taking sucker 301 places the first lens 600 on the negative pressure station 231 and the negative pressure station 231 adsorbs the first lens 600.

The two clamping bodies 242 of the lens positioning portion 202 are driven by the bidirectional cylinder 241 to move in opposite directions, and the two clamping bodies 242 clamp the first lens 600 and adjust the position of the first lens 600, so that the first lens 600 corresponds to the through groove 212.

The two clamping bodies 242 of the lens positioning portion 202 are driven by the bidirectional cylinder 241 to move back, so that the two clamping bodies 242 no longer clamp the first lens 600. The working shaft of the lifting cylinder 254 extends outwards from the lens positioning portion 202 to the jig positioning portion 201, the sliding block 253 moves towards the jig positioning portion 201 along the lifting guide rail 252, the sliding block 253 drives the conveying rod 203 to move towards the jig positioning portion 201 through the connecting plate 255, the first lens 600 located at the negative pressure station 231 is transferred to the lens placing groove 102 penetrating through the through groove 212 and sleeved into the first lens jig 100, and at the moment, the negative pressure station 231 supports the first lens jig 100.

The two clamping bodies 242 of the jig positioning part 201 are driven by the bidirectional air cylinder 241 to move in opposite directions, the two clamping bodies 242 clamp the first lens jig 100 and adjust the position of the first lens jig 100, and then the first lens jig 100 corresponds to the pre-adsorption position of the feeding sucker 401.

The horizontal axis screw motor 501 of the processing assembly 400 drives the feeding cylinder 533 and the jig changing cylinder 534 to move along the length direction of the horizontal axis screw motor 501 until the feeding suction cup 401 corresponds to the first lens jig 100, the feeding cylinder 533 drives the feeding suction cup 401 to move downward toward the first lens jig 100, when the feeding suction cup 401 contacts with the first lens jig 100 and negative pressure is provided toward the feeding suction cup 401, the feeding suction cup 401 is adsorbed to the first lens jig 100.

The negative pressure station 231 is stopped from being provided with negative pressure, and the two clamping bodies 242 of the jig positioning part 201 are driven by the bidirectional air cylinder 241 to move back, so that the two clamping bodies 242 do not clamp the first lens jig 100 any more. The feeding cylinder 533 drives the feeding suction cup 401 to move upwards towards the direction away from the jig positioning portion 201, and the first lens jig 100 is taken out from the through groove 212.

The horizontal axis screw motor 501 of the processing assembly 400 drives the feeding cylinder 533 and the jig changing cylinder 534 to move away from the jig positioning part 201 along the length direction of the horizontal axis screw motor 501, and the vertical axis screw motor 502 of the processing assembly 400 drives the horizontal axis screw motor 501 to move along the length direction of the vertical axis screw motor 502, and when the feeding suction cup 401 moves to correspond to the lens processing part 403, the processing assembly is completed. The horizontal axis screw motor 501 of the processing unit 400 drives the feed cylinder 533 and the jig replacing cylinder 534 to move toward the inside of the lens processing section 403 along the length direction of the horizontal axis screw motor 501, the feed cylinder 533 moves the feed suction cup 401 downward toward the inside of the lens processing section 403, and the negative pressure supply to the feed suction cup 401 is stopped, so that the first lens 600 can be put into the inside of the lens processing section 403 to perform the first process in cooperation with the first lens jig 100.

After the first lens 600 completes the first process, the horizontal axis screw motor 501 of the processing assembly 400 drives the feeding cylinder 533 and the jig changing cylinder 534 to move toward the inside of the lens processing portion 403 along the length direction of the horizontal axis screw motor 501, the feeding cylinder 533 drives the feeding suction cup 401 to take out the first lens jig 100 and the first lens 600 and move to the upper portion of the jig column 441 under the driving of the vertical axis screw motor 502, the feeding suction cup 401 places the first lens jig 100 and the first lens 600 on the jig column 441, and the two clamp bodies 242 of the switching positioning portion 404 move toward each other under the driving of the bidirectional cylinder 241, so that the position of the first lens jig 100 is adjusted to a preset position that can be absorbed by the jig changing suction cup 402. Under the driving of the vertical axis screw motor 502, the jig changing chuck 402 is located above the jig column 441, and under the driving of the jig changing cylinder 534, the jig changing chuck 402 contacts with the first lens jig 100, and negative pressure is provided to the jig changing chuck 402, so that the first lens jig 100 and the first lens 600 are absorbed by the jig changing chuck 402. The jig changing cylinder 534 is driven by the jig changing cylinder 534 to remove the first lens jig 100 and the first lens 600 from the jig column 441, the jig changing cylinder 534 is driven by the horizontal axis screw motor 501 to move into the lens processing portion 403, and the jig changing cylinder 534 is driven by the jig changing cylinder 534 to place the first lens jig 100 and the first lens 600 into the lens processing portion 403 to perform the second process. After the jig changing chuck 402 puts down the first lens jig 100 and the first lens 600, the jig changing chuck 402 corresponds to the second lens jig 100 under the driving of the vertical axis screw motor 502 of the processing assembly 400, and the jig changing chuck 402 takes out the second lens jig 100 and the second lens 100 from the station of the second process under the driving of the jig changing cylinder 534 and the negative pressure providing device, at this time, the step of changing the lens jig 100 and the lens 600 is realized.

The horizontal axis screw motor 501 of the processing unit 400 drives the tool changing cylinder 534 to move in a direction away from the station of the second process, and the second lens tool 100 and the second lens 100 are removed from the lens processing unit 403. Under the drive of the vertical axis screw motor 502 of the processing assembly 400, the horizontal axis screw motor 501 moves towards the jig positioning part 201, and when the horizontal axis screw motor 501 corresponds to the jig positioning part 201, the horizontal axis screw motor 501 drives the jig replacing cylinder 534 to drive the jig replacing sucker 402 to move to the upper part of the through groove 212. The jig changing cylinder 534 drives the jig changing chuck 402 to move downwards towards the through groove 212, when the second lens 100 and the second lens 100 move between the two clamp bodies 242 of the jig positioning part 201, the two clamp bodies 242 of the jig positioning part 201 move towards each other under the driving of the bidirectional cylinder 241, the two clamp bodies 242 clamp the second lens 100 and adjust the position of the second lens 100, the lifting cylinder 254 drives the negative pressure station 231 to move to the through groove 212 and contact with the second lens 100, negative pressure is provided towards the negative pressure station 231, the negative pressure is stopped to be provided towards the jig changing chuck 402, the jig changing chuck 402 leaves the second lens jig 100 under the driving of the jig changing cylinder 534, the second lens 100 is adsorbed by the negative pressure station 231 and the second lens 100 is clamped by the two clamp bodies 242 of the jig positioning part 201.

In the above process, the finished suction cup 302 is moved to the outside of the discharging space 206 to wait.

The lifting cylinder 254 drives the negative pressure station 231 to move between the two clamping bodies 242 of the lens positioning portion 202, so that the second lens 600 moves between the two clamping bodies 242 of the lens positioning portion 202, the two clamping bodies 242 of the lens positioning portion 202 move towards each other under the driving of the bidirectional cylinder 241, and the two clamping bodies 242 adjust the position of the second lens 600 to a preset position to which the finished product sucking disc 302 can be sucked. The finished product taking sucker 302 is driven by the corresponding transverse axis screw motor 501 to move to the position above the negative pressure station 231, the finished product taking cylinder 532 drives the finished product taking sucker 302 to move downwards until the finished product taking sucker 302 contacts the second lens 600, negative pressure is provided for the finished product taking sucker 302, the finished product taking sucker 302 is adsorbed to the second lens 600, the finished product taking cylinder 532 drives the finished product taking sucker 302 to move upwards, and the second lens 600 is taken out from the negative pressure station 231. The take out chuck 302, driven by the horizontal and vertical axis drive of the take out assembly 300, places the second lens 600 in the placement slot 306.

Therefore, in the above process, the lens 600 is always located in the lens fixture 100, so that the stability of the lens 600 in the transferring process can be ensured; in addition, under the alternate operation of the material taking sucker 301 and the finished product taking sucker 302 and the alternate operation of the feeding sucker 401 and the jig replacing sucker 402, the lens jigs 100 storing the lenses 600 with different specifications can be transferred into the lens processing part 403 for processing, so that the effect of switching the lenses 600 with different specifications can be realized, namely, the processing range of the lenses 600 in the same lens processing part 403 is enlarged.

It will be appreciated that the lifting rail 252 is not limited to the side of the lens positioning portion 202 facing away from the jig positioning portion 201 in the present embodiment, and the conveying rod 203 is not limited to the extending along the length direction of the lifting rail 252 in the present embodiment, and referring to fig. 8, the lifting rail 252 is located at one side of the lens positioning portion 202 and the jig positioning portion 201, and the conveying rod 203 extends between the two clips 242 of the lens positioning portion 202 along the width direction of the connecting plate 255.

The foregoing description is directed to the preferred embodiments of the present utility model, but the embodiments are not intended to limit the scope of the utility model, and all equivalent changes or modifications made under the technical spirit of the present utility model should be construed to fall within the scope of the present utility model.

Claims (10)

1. A lens tool, its characterized in that: including a pedestal (101), a lens standing groove (102), a plurality of vacuum suction holes (103) and a wear-resisting terminal (106), lens standing groove (102) set up in a side of pedestal (101), a plurality of vacuum suction holes (103) are located on pedestal (101) and intercommunication lens standing groove (102) reaches the outside of pedestal (101), wear-resisting terminal (106) are located pedestal (101) deviate from one side of lens standing groove (102) just wear-resisting terminal (106) are located a plurality of between vacuum suction holes (103), be equipped with a constant head tank (104) on wear-resisting terminal (106).

2. The lens fixture of claim 1, wherein: one side of the base body (101) provided with the lens placing groove (102) is provided with an inserting step (1011).

3. The lens fixture of claim 2, wherein: the lens placing device further comprises a damping cloth gasket (105), wherein the damping cloth gasket (105) is arranged on the groove surface of the lens placing groove (102).

4. A tool conveying piece, its characterized in that: the device comprises a jig positioning part (201), a lens positioning part (202) and a conveying rod (203), wherein the jig positioning part (201) and the lens positioning part (202) are arranged at intervals, positioning clamps (204) are respectively arranged on the jig positioning part (201) and the lens positioning part (202), and the positioning clamps (204) of the jig positioning part (201) are used for clamping and positioning the lens jig (100) in claim 1; the conveying rod (203) is provided with a negative pressure station (231), and the conveying rod (203) can reciprocate between the jig positioning part (201) and the positioning clamp (204) of the lens positioning part (202).

5. The jig transfer member as claimed in claim 4, wherein: the jig positioning part (201) further comprises a positioning plate (211), a through groove (212) matched with the lens jig (100) is formed in the positioning plate (211) in a penetrating mode, and the through groove (212) corresponds to the negative pressure station (231).

6. The jig transfer member as claimed in claim 5, wherein: the positioning clamp (204) comprises a bidirectional air cylinder (241) and two clamp bodies (242), wherein the two clamp bodies (242) are arranged on the bidirectional air cylinder (241) and the bidirectional air cylinder (241) drives the two clamp bodies (242) to move oppositely or back to back, and a clamp opening (245) is formed in one side of each clamp body (242).

7. An optical lens automatic feeding and tool changing device is characterized in that: the fixture conveying part (200) comprises a material taking assembly (300), a processing assembly (400) and the fixture conveying part (200) of claim 6, wherein the material taking assembly (300) comprises a material storage part, a material taking sucker (301) and a finished product taking sucker (302), the material storage part is used for placing a lens (600), the material taking sucker (301) can absorb the lens (600) from the material storage part and place the lens (600) on the negative pressure station (231), and the finished product taking sucker (302) can absorb the lens (600) from the negative pressure station (231) and place the lens (600) into the material storage part; the processing assembly (400) comprises a feeding sucker (401), a jig replacing sucker (402) and a lens processing part (403), wherein the feeding sucker (401) can adsorb the lens jig (100) in claim 1 from the through groove (212) and transfer the adsorbed lens jig (100) into the lens processing part (403), the jig replacing sucker (402) can place the lens jig (100) into the through groove (212), and the lens processing part (403) is used for processing a lens (600).

8. The automatic feeding and jig changing device for optical lenses according to claim 7, wherein: the processing assembly (400) further comprises a switching positioning part (404), the switching positioning part (404) is arranged corresponding to the lens processing part (403), the switching positioning part (404) comprises a jig column (441) and a positioning clamp (204), and the jig column (441) corresponds to the clamping openings (245) of the two clamp bodies (242).

9. The automatic feeding and jig changing device for optical lenses according to claim 7, wherein: the jig conveying part further comprises a reciprocating driving part, the reciprocating driving part comprises a mounting plate (251), a lifting guide rail (252), a sliding block (253), a lifting cylinder (254) and a connecting plate (255), the mounting plate (251) is arranged on one side of the stock part, the jig positioning part (201) and the lens positioning part (202) are arranged at intervals along the length direction of the mounting plate (251), the lifting guide rail (252) is arranged on the mounting plate (251), the sliding block (253) is arranged on the lifting guide rail (252) in a sliding mode, the lifting cylinder (254) is arranged on the mounting plate (251) and is connected with the sliding block (253) through the connecting plate (255), and the conveying rod (203) is arranged on the connecting plate (255).

10. The automatic feeding and jig changing device for optical lenses according to claim 9, wherein: the material taking assembly (300) and the processing assembly (400) both comprise a transverse shaft driving part and a vertical shaft driving part, the transverse shaft driving part comprises a transverse shaft screw motor (501), a vertical shaft screw motor (502) and a pair of air cylinders, the transverse shaft screw motor (501) is arranged on the vertical shaft screw motor (502), and the vertical shaft screw motor (502) can drive the transverse shaft screw motor (501) to move along the length direction of the vertical shaft screw motor (502); the pair of air cylinders are arranged on the cross shaft lead screw motor (501), and the cross shaft lead screw motor (501) drives the pair of air cylinders to move along the length direction of the cross shaft lead screw motor (501); the vertical axis screw motor (502) of the material taking assembly (300) extends along the length direction of the material storage part, and the material taking sucker (301) and the finished product taking sucker (302) are respectively arranged on a pair of air cylinders of the material taking assembly (300); one end of a vertical axis screw motor (502) of the machining assembly (400) corresponds to the jig positioning part (201) and the vertical axis screw motor (502) extends along the length direction of the lens machining part (403), and the feeding sucker (401) and the jig replacing sucker (402) are respectively arranged on a pair of cylinders of the machining assembly (400).

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