CN110000154B

CN110000154B - Lifting ejection type optical lens ultrasonic cleaning jig

Info

Publication number: CN110000154B
Application number: CN201910348268.7A
Authority: CN
Inventors: 沈立胜
Original assignee: Rizhao Freedom Technology Co ltd
Current assignee: RIZHAO FREEDOM TECHNOLOGY Co.,Ltd.
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2021-08-24
Anticipated expiration: 2039-04-28
Also published as: CN110000154A

Abstract

The invention discloses a lifting ejection type jig for ultrasonic cleaning of optical lenses, which structurally comprises a base, a lifting ejection device, a handle frame, a placing table and a lens groove, wherein the lifting ejection type jig for ultrasonic cleaning of optical lenses is taken out after cleaning, then a hand-operated lifting mechanism is rotated to enable a screw rod to be matched with a connecting slide block to drive a lifting support rod to ascend, an upward force is applied to a thrust top plate mechanism, a pressing plate on the thrust top plate mechanism moves upwards along an I-shaped sliding frame to apply an upward thrust to a material ejection plate, an ejector rod on the material ejection plate simultaneously moves upwards from a sealing cover plate at the top of an installation box until the lenses are ejected out from the lens groove, so that the lenses can be quickly separated from the lens groove, the cleaned lenses can be quickly taken down, the lens clamping efficiency is improved, the time and labor consumption and the lens clamping difficulty during clamping the lenses are reduced, let whole clamp get the process more high-efficient, the practicality of this tool that improves indirectly.

Description

Lifting ejection type optical lens ultrasonic cleaning jig

Technical Field

The invention relates to a lifting ejection type optical lens ultrasonic cleaning jig, and belongs to the technical field of ultrasonic cleaning tools.

Background

The optical lens is a lens which is made of optical glass prepared by mixing high-purity oxide according to a specific formula and has high hardness and is not easy to wear, peripheral dust or impurities can be adsorbed on the optical lens in the manufacturing process, and therefore the optical lens needs to be fixed by a jig after being manufactured and then put into an ultrasonic cleaning machine for cleaning, and the existing jig has the following defects:

still can have water stain on its surface after the washing at circular lens, make the mirror surface comparatively smooth because of the influence of quality of water when getting down with circular lens clamp, reduced the frictional force of mirror surface, slide appears when leading to pressing from both sides to get, lets circular lens be difficult for being pressed from both sides and gets the degree of difficulty and big, wastes time and energy.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a lifting and ejecting type optical lens ultrasonic cleaning jig to solve the problems that the surface of a round lens is slightly water-stained after the round lens is cleaned, the surface of the round lens is smooth due to the influence of water quality when the round lens is clamped, the friction force of the surface of the round lens is reduced, the round lens slides when being clamped, the round lens is not easy to clamp, the clamping difficulty is high, and time and labor are wasted.

In order to achieve the purpose, the invention is realized by the following technical scheme: a lifting and ejecting type optical lens ultrasonic cleaning jig structurally comprises a base, a lifting and ejecting device, a handle frame, a placing table and lens grooves, wherein the lifting and ejecting device is arranged in the base, the area of the top surface of the lifting and ejecting device is equal to that of the placing table, the placing table is fixedly arranged right above the lifting and ejecting device, a plurality of lens grooves are arranged on the horizontal plane of the placing table, the lens grooves are arranged at equal intervals, and the periphery of the placing table is fixedly connected with the base up and down through the handle frame; the lifting ejection device comprises an installation box, a hand-operated lifting mechanism, a thrust roof mechanism and an ejection plate, wherein the hand-operated lifting mechanism is fixedly connected in the center of the bottom of the installation box, the top of the hand-operated lifting mechanism is fixedly connected with the middle part of the bottom surface of the thrust roof mechanism, the two sides of the top surface of the thrust roof mechanism are welded with the whole middle part of the installation box, the ejection plate is arranged in the top of the installation box, and the middle part of the bottom surface of the ejection plate is fixedly connected with the two sides of the middle part of the top surface of the thrust roof mechanism.

According to a further scheme of the invention, the mounting box comprises a box body, a containing groove, a partition plate, slide rails and a sealing cover plate, wherein the containing groove is fixedly arranged in the bottom of the box body, the partition plate is welded on the top of the containing groove, the slide rails are arranged on two sides of the top surface of the partition plate, the sealing cover plate is arranged on the top of the slide rails, and the sealing cover plate is tightly embedded and connected with the surface of the top of the mounting box.

According to a further scheme of the invention, the hand-operated lifting mechanism comprises a storage sleeve, a hand crank, a wheel disc, a shaft disc, a lead screw, a connecting slider and a lifting support rod, wherein the hand crank is arranged on the outer surface of the lower end of the storage sleeve, the hand crank is tightly connected with the wheel disc, the wheel disc is connected with the shaft disc through a transmission belt sleeve, the shaft disc is tightly connected with the bottom of the lead screw, the lead screw is arranged on the inner side wall of the storage sleeve, the lead screw is connected with one end of the connecting slider through threads, and the other end of the connecting slider is connected with the side of the tail end of the lifting support rod through electric welding.

As a further scheme of the invention, the thrust top plate mechanism comprises a pressing plate, sliding blocks, an I-shaped sliding frame, damping springs and a push rod, the sliding blocks are fixedly arranged in two sides of the pressing plate, the sliding blocks are in sliding connection with the I-shaped sliding frame, the I-shaped sliding frame is provided with two sliding frames which are respectively fixed on two sides of the pressing plate, the damping springs are sleeved on the I-shaped sliding frame, and two sides of the middle section of the pressing plate are respectively in electric welding connection with the bottom of the push rod.

As a further scheme of the invention, the sliding block comprises a block body, sliding grooves and balls, the sliding grooves are fixedly formed in two sides of the block body, the balls are arranged in the sliding grooves, the balls are arranged at equal intervals along the sliding grooves, and the balls are in clearance fit with the I-shaped sliding frame.

As a further scheme of the invention, the ejector plate comprises a plate body, connecting lock seats, sliding lugs, ejector rods and an adsorption plate, wherein the connecting lock seats are fixedly arranged on two sides of the middle section of the bottom surface of the plate body, the sliding lugs are fixedly arranged on the surfaces of two sides of the plate body, the ejector rods are sequentially distributed on the top surface of the plate body at equal intervals, and the adsorption plate is fixedly arranged on the tops of the ejector rods and is integrated with the adsorption plate.

As a further scheme of the invention, the adsorption plate comprises a disc body, water drainage grooves and miniature flexible suckers, wherein the miniature flexible suckers are arranged on the surface of the disc body, the water drainage grooves are distributed on the surface of the miniature flexible suckers, and the water drainage grooves are arranged in sequence along the circle center of the miniature flexible suckers in an annular equidistant manner.

As a further scheme of the invention, through holes are formed in two sides of the middle section of the partition board and correspond to the push rods, so that the positioning and mounting effects are achieved.

As a further scheme of the invention, a plurality of through holes are distributed on the surface of the sealing cover plate, the size of the through holes is the same as that of the adsorption plate, and the through holes correspond to the ejector rods one by one.

As a further scheme of the invention, the shape and the size of the disc body and the micro flexible sucker are the same, so that the sealing performance with the sealing cover plate is ensured when the disc body and the micro flexible sucker are descended and recovered.

Advantageous effects

The lifting ejection type optical lens ultrasonic cleaning jig is taken out after cleaning, then the hand-operated lifting mechanism is rotated to enable the lead screw to be matched with the connecting slide block to drive the lifting support rod to ascend, upward force is applied to the thrust roof mechanism, the pressing plate on the thrust roof mechanism moves upwards along the I-shaped sliding frame to apply upward thrust to the ejector plate, the ejector rods on the ejector plate simultaneously move upwards from the sealing cover plate at the top of the installation box until the lenses are ejected from the lens grooves, so that the lenses can be quickly separated from the lens grooves, the cleaned lenses can be quickly taken down, the lens clamping efficiency is improved, the time and labor consumption and the clamping difficulty during lens clamping are reduced, the whole clamping process is safer and more efficient, and the practicability of the jig is indirectly improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a lifting and ejecting type jig for ultrasonic cleaning of an optical lens according to the present invention;

fig. 2 is a plan view of the internal structure of a lifting and ejecting device of the present invention.

Fig. 3 is a schematic cross-sectional structure diagram of an installation box of the present invention.

Fig. 4 is a detailed structural schematic diagram of a hand-operated lifting mechanism of the present invention.

Fig. 5 is a schematic structural diagram of a thrust roof mechanism according to the present invention.

FIG. 6 is a front cut-away plan view of a slider of the present invention.

Fig. 7 is a schematic structural diagram of a material ejecting plate according to the present invention.

Fig. 8 is a top view of an adsorption plate of the present invention.

In the figure: a base-1, a lifting ejection device-2, an installation box-21, a box body-211, a containing groove-212, a clapboard-213, a slide rail-214, a sealing cover plate-215, a hand lifting mechanism-22, a containing sleeve-221, a hand crank-222, a wheel disc-223, a shaft disc-224, a screw rod-225, a connecting slide block-226, a lifting support rod-227, a thrust top plate mechanism-23, a pressure plate-231, a slide block-232, a block-2321, a chute-2322, a ball-2323, an I-shaped sliding frame-233, a damping spring-234, a push rod-235, a top plate-24, a plate body-241, a connecting lock seat-242, a sliding lug-243, a push rod-244, an adsorption plate-245, a disc body-2451, a circular disc body-2, a sliding block-2321, a sliding block-2, a sliding block-2, a sliding block-sliding block, a sliding, A drainage groove-2452, a micro flexible sucker-2453, a handle frame-3, a placing table-4 and a lens groove-5.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1-2, the present invention provides a technical solution: a lifting and ejecting type optical lens ultrasonic cleaning jig structurally comprises a base 1, a lifting and ejecting device 2, a handle frame 3, a placing table 4 and lens grooves 5, wherein the lifting and ejecting device 2 is arranged inside the base 1, the area of the top surface of the lifting and ejecting device 2 is equal to that of the placing table 4, the placing table 4 is fixedly arranged right above the lifting and ejecting device 2, a plurality of lens grooves 5 are arranged on the horizontal plane of the placing table 4, the lens grooves 5 are arranged at equal intervals, and the periphery of the placing table 4 is respectively connected with the base 1 through the handle frame 3 in a vertically fastening manner; lifting ejection device 2 includes install bin 21, hand elevating system 22, thrust roof mechanism 23, kicking plate 24, fastening connection has hand elevating system 22 in install bin 21 bottom central authorities, hand elevating system 22 top and the fastening connection in 23 bottom surfaces of thrust roof mechanism middle parts, the welding in the whole middle part of 23 top surfaces both sides of thrust roof mechanism and install bin 21, be equipped with kicking plate 24 in the install bin 21 top, kicking plate 24 bottom surface middle part and the fastening connection in 23 top surfaces middle part both sides of thrust roof mechanism.

Wherein, as shown in fig. 3: the installation box 21 comprises a box body 211, an accommodating groove 212, partition plates 213, slide rails 214 and a sealing cover plate 215, the accommodating groove 212 is fixedly arranged in the bottom of the box body 211, the partition plates 213 are welded on the top of the accommodating groove 212, the slide rails 214 are arranged on two sides of the top surface of the partition plates 213, the sealing cover plate 215 is arranged on the top of the slide rails 214, the sealing cover plate 215 is tightly embedded and connected with the top surface of the installation box 21, and the slide rails 214 are matched with the sliding bumps 243 on the ejector plate 24 to ensure the ascending stability of the ejector plate 24.

Among them, as shown in fig. 4: the hand-operated lifting mechanism 22 comprises a receiving sleeve 221, a hand crank 222, a wheel disc 223, a shaft disc 224, a screw rod 225, a connecting slide block 226 and a lifting support rod 227, a hand crank 222 is arranged on the outer surface of the lower end of the accommodating sleeve 221, the hand crank 222 is tightly connected with the wheel disc 223, the wheel disc 223 is sleeved and connected with the shaft disc 224 through a transmission belt, the shaft disc 224 is tightly connected with the bottom of the screw rod 225, the screw rod 225 is arranged on the inner side wall of the receiving sleeve 221, the screw rod 225 is connected with one end of the connecting slide block 226 through a screw thread, the other end of the connecting sliding block 226 is connected with the side of the tail end of the lifting support rod 227 by electric welding, the screw rod 225 is rotated by the rotation of the hand crank 222, the connecting slide block 226 on the screw rod 225 moves upwards, and then the lifting support rod 227 is driven to be discharged and lifted, thereby, the lifting operation of the pressing plate 231 is realized, and the required propelling force is indirectly provided for the lifting of the ejector plate 24.

Wherein, as shown in fig. 5: the thrust top plate mechanism 23 comprises a pressing plate 231, a sliding block 232, an I-shaped sliding frame 233, a damping spring 234 and a push rod 235, wherein the sliding blocks 232 are fixedly arranged in two sides of the pressing plate 231, the sliding blocks 232 are in sliding connection with the I-shaped sliding frame 233, the I-shaped sliding frames 233 are provided with two sliding frames which are respectively fixedly arranged on two sides of the pressing plate 231, the damping spring 234 is sleeved on the I-shaped sliding frame 233, two sides of the middle section of the pressing plate 231 are respectively in electric welding connection with the bottoms of the push rods 235, and the damping spring 234 is stressed and compressed through the upward operation of the pressing plate 231, so that stable and reliable propelling force can be generated when the pressing plate 231 ascends.

Among them, as shown in fig. 6: the sliding block 232 includes block 2321, spout 2322, ball 2323, block 2321 both sides internal fixation is equipped with spout 2322, be equipped with ball 2323 in the spout 2322, ball 2323 is equipped with a plurality of altogether and is the equidistance along spout 2322 in proper order and arranges, ball 2323 and "I" type balladeur train 233 adopt the clearance laminating, utilize ball 2323 in the above-mentioned spout 2322 to reduce the frictional behavior of clamp plate 231 in-process that rises, realize the smoothness nature that rises, avoid appearing the card condition of pausing.

Among them, as shown in fig. 7: the ejector plate 24 includes plate body 241, connection lock seat 242, slip lug 243, ejector pin 244, adsorption plate 245, fixed connection lock seat 242 that is equipped with on plate body 241 bottom surface middle section both sides, plate body 241 both sides fixed surface is equipped with slip lug 243, it has a plurality of ejector pin 244 to be the equidistance in proper order on the plate body 241 top surface, fixed adsorption plate 245 that is equipped with on ejector pin 244 top, and constitute as an organic whole with adsorption plate 245, through the upward movement of above-mentioned ejector plate 24, make ejector pin 244 discharge and with the lens laminating of lens groove 5 in with the ascending power of application of force to the realization is to the ejecting effect of unloading of lens.

Among them, as shown in fig. 8: the adsorption plate 245 comprises a disc body 2451, water drainage grooves 2452 and miniature flexible suckers 2453, wherein the miniature flexible suckers 2453 are arranged on the surface of the disc body 2451, the water drainage grooves 2452 are distributed on the surface of the miniature flexible suckers 2453, the water drainage grooves 2452 are provided with a plurality of water drainage grooves, the water drainage grooves are sequentially arranged along the circle center of the miniature flexible suckers 2453 in an annular equidistant mode, air pressure adsorption is performed by compression of the miniature flexible suckers 2453, adsorption on lenses is achieved, ejection stability of the lenses is further guaranteed, and ejection and falling are avoided.

The specific realization principle is as follows: firstly, the round optical lens to be cleaned is embedded and fixed in the lens groove 5 on the placing table 4 in sequence, then the handle frame 3 is held and placed in ultrasonic cleaning, cleaning liquid is poured in and ultrasonic waves are started to clean the lens in the lens groove 5, after the cleaning is finished, the handle frame 3 is held and taken out, then the hand crank 222 on the hand lifting mechanism 22 is rotated to enable the wheel disc 223 to drive the shaft disc 224 to rotate through a belt, meanwhile, the screw rod 225 rotates along with the rotation to enable the connecting slide block 226 to drive the lifting support rod 227 to extend upwards to apply an upward force to the thrust top plate mechanism 23, the pressing plate 231 is matched with the ball 2322 in the sliding block 232 to slide on the I-shaped sliding frame 233, the smooth sliding is ensured, the blocking is avoided, meanwhile, the damping spring 234 is compressed through the pressing plate 231 to ensure the stable movement, and a pushing force for lifting the top plate 24 is applied upwards through the pushing rod 235, let the slip lug 243 on the plate body 241 further guarantee the stability of plate body 241 along the slide rail 214 upward movement on the install bin 21, ejector pin 244 on the plate body 241 is then upwards ejecting from each through-hole on the sealed apron 215 when removing simultaneously to the miniature flexible suction cup 2453 on the cooperation adsorption plate 245 adsorbs the lens, until ejecting from lens groove 5 with the lens, the personnel of being convenient for get the clamp of lens, alleviate the degree of difficulty of getting, improve the efficiency of whole cleaning operation indirectly, provide more time for following washing.

The invention solves the problems that the surface of a round lens is slightly water-stained after the round lens is cleaned, the surface of the round lens is smooth due to the influence of water quality when the round lens is clamped, the friction force of the surface of the round lens is reduced, the round lens is difficult to clamp and is difficult to clamp, the clamping difficulty is large, time and labor are wasted, and the lens can be quickly separated from a lens groove through the mutual combination of the parts, so that the cleaned lens is more quickly taken down, the lens clamping efficiency is improved, the time and labor waste and the clamping difficulty when the lens is clamped are reduced, the whole clamping process is safer and more efficient, and the practicability of the jig is indirectly improved.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a clear tool of using of optical lens ultrasonic wave of lift ejecting formula, its structure includes base (1), lift ejecting device (2), handle frame (3), places platform (4), lens groove (5), its characterized in that: the lifting ejection device (2) is arranged in the base (1), the area of the top surface of the lifting ejection device (2) is equal to that of the placing table (4), the placing table (4) is fixedly arranged right above the lifting ejection device (2), a plurality of lens grooves (5) are arranged on the horizontal plane of the placing table (4), the lens grooves (5) are arranged at equal intervals, and the periphery of the placing table (4) is vertically and fixedly connected with the base (1) through the handle frame (3); the lifting ejection device (2) comprises an installation box (21), a hand-operated lifting mechanism (22), a thrust roof mechanism (23) and an ejection plate (24), the hand-operated lifting mechanism (22) is fixedly connected in the center of the bottom of the installation box (21), the top of the hand-operated lifting mechanism (22) is fixedly connected with the middle of the bottom of the thrust roof mechanism (23), the two sides of the top surface of the thrust roof mechanism (23) are welded with the middle of the whole installation box (21), the ejection plate (24) is arranged in the top of the installation box (21), and the middle section of the bottom surface of the ejection plate (24) is fixedly connected with the two sides of the middle section of the top surface of the thrust roof mechanism (23); the mounting box (21) comprises a box body (211), an accommodating groove (212), a partition plate (213), a sliding rail (214) and a sealing cover plate (215), the accommodating groove (212) is fixedly arranged in the bottom of the box body (211), the partition plate (213) is welded on the top of the accommodating groove (212), the sliding rail (214) is arranged on two sides of the top surface of the partition plate (213), the sealing cover plate (215) is arranged on the top of the sliding rail (214), and the sealing cover plate (215) is tightly embedded and connected with the surface of the top of the mounting box (21); the hand-operated lifting mechanism (22) comprises a storage sleeve (221), a hand crank (222), a wheel disc (223), a shaft disc (224), a screw rod (225), a connecting sliding block (226) and a lifting support rod (227), wherein the hand crank (222) is arranged on the outer surface of the lower end of the storage sleeve (221), the hand crank (222) is tightly connected with the wheel disc (223), the wheel disc (223) is sleeved with the shaft disc (224) through a transmission belt and connected with the shaft disc (224), the shaft disc (224) is tightly connected with the bottom of the screw rod (225), the screw rod (225) is arranged on the inner side wall of the storage sleeve (221), the screw rod (225) is in threaded connection with one end of the connecting sliding block (226), and the other end of the connecting sliding block (226) is in electric welding connection with the side direction of the tail end of the lifting support rod (227); the thrust top plate mechanism (23) comprises a pressing plate (231), sliding blocks (232), an I-shaped sliding frame (233), a damping spring (234) and a push rod (235), wherein the sliding blocks (232) are fixedly arranged in two sides of the pressing plate (231), the sliding blocks (232) are in sliding connection with the I-shaped sliding frame (233), the I-shaped sliding frames (233) are respectively fixed on two sides of the pressing plate (231), the damping spring (234) is sleeved on the I-shaped sliding frame (233), and two sides of the middle section of the pressing plate (231) are respectively in electric welding connection with the bottom of the push rod (235); the sliding block (232) comprises a block body (2321), sliding grooves (2322) and balls (2323), the sliding grooves (2322) are fixedly arranged in the two sides of the block body (2321), the balls (2323) are arranged in the sliding grooves (2322), the balls (2323) are provided with a plurality of balls and are sequentially arranged along the sliding grooves (2322) at equal intervals, and the balls (2323) are attached to the I-shaped sliding frame (233) through gaps; the ejector plate (24) comprises a plate body (241), a connecting lock seat (242), a sliding lug (243), ejector rods (244) and an adsorption plate (245), wherein the connecting lock seat (242) is fixedly arranged on two sides of the middle section of the bottom surface of the plate body (241), the sliding lug (243) is fixedly arranged on the surfaces of two sides of the plate body (241), the ejector rods (244) are sequentially distributed on the top surface of the plate body (241) at equal intervals, the adsorption plate (245) is fixedly arranged on the top of the ejector rods (244), and the ejector plates and the adsorption plate (245) are integrally formed; the adsorption plate (245) comprises a disc body (2451), water drainage grooves (2452) and a miniature flexible sucker (2453), wherein the disc body (2451) is provided with the miniature flexible sucker (2453) on the surface, the water drainage grooves (2452) are distributed on the surface of the miniature flexible sucker (2453), the water drainage grooves (2452) are provided with a plurality of water drainage grooves, and the water drainage grooves are sequentially arranged along the circle center of the miniature flexible sucker (2453) in an annular and equidistant mode.

2. The jig for ultrasonic cleaning of an optical lens of a lift-and-eject type as claimed in claim 1, wherein: firstly, the round optical lenses to be cleaned are embedded and fixed in a lens groove (5) on a placing table (4) in sequence, then a handle frame (3) is held and placed in ultrasonic cleaning, cleaning liquid is poured in and ultrasonic waves are started to clean the lenses in the lens groove (5), after the cleaning is finished, the handle frame (3) is held and taken out, then a hand crank (222) on a hand-operated lifting mechanism (22) is rotated to enable a wheel disc (223) to drive a shaft disc (224) to rotate through a belt, meanwhile, a screw rod (225) rotates to enable a connecting slide block (226) to drive a lifting support rod (227) to extend upwards to a thrust top plate mechanism (23) to apply upward force, a pressing plate (231) is matched with a ball (2323) in a sliding block (232) to slide on an I-shaped sliding frame (233), the sliding smoothness is ensured, the jamming is avoided, and a damping spring (234) is compressed through the pressing plate (231), the stability of the activity is guaranteed, a pushing force for lifting is applied to the ejector plate (24) through the push rod (235), the sliding bump (243) on the plate body (241) moves upwards along the sliding rail (214) on the installation box (21) to further guarantee the stability of the plate body (241), meanwhile, the ejector rod (244) on the plate body (241) is ejected upwards from each through hole on the sealing cover plate (215) when the ejector rod moves, the lens is adsorbed by matching with the micro flexible sucking disc (2453) on the adsorption plate (245) until the lens is ejected out of the lens groove (5), so that people can clamp the lens conveniently, the clamping difficulty is relieved, the efficiency of the whole cleaning operation is indirectly improved, and more time is provided for the next cleaning.