CN210375622U

CN210375622U - Lens fixing device for detecting lens with middle hole

Info

Publication number: CN210375622U
Application number: CN201921313087.2U
Authority: CN
Inventors: 王琴; 周勇
Original assignee: Anhui Fresnel Precision Optical Technology Co Ltd
Current assignee: Anhui Fresnel Precision Optical Technology Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-04-21
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a be used for having mesoporous lens to detect and use lens fixing device uses in optical lens piece detection area, and its technical scheme main points are: the fixing device comprises a fixing plate, a base, a supporting plate and a middle hole fixing piece penetrating through a middle hole, wherein the fixing plate is vertically fixed on the base, the supporting plate is fixed on the fixing plate, the middle hole fixing piece is positioned on the supporting plate, the middle hole fixing piece comprises a fixing column, a plurality of columns with different diameters are fixedly connected onto the fixing column, and the diameters of all the columns are sequentially fixed onto the fixing column from small to large; has the technical effects that: the lens with the central hole can be fixed on the fixing plate through the central hole fixing piece, so that the contact area of the lens and the fixing device is reduced, and the possibility of scratches on the lens is reduced.

Description

Lens fixing device for detecting lens with middle hole

Technical Field

The utility model relates to an optical lens piece detects field, in particular to be used for having mesoporous lens piece to detect and use lens fixing device.

Background

When an optical element is processed, the produced optical lens needs to be detected, and a plurality of angles of the optical lens need to be detected. When in detection, the optical lens is fixed on the detection device through the fixing device, and because the aperture of part of the optical lens is large and has a certain weight, the fixing device of the optical lens needs to have both the fixing function and the direction adjusting function, and simultaneously, the friction of the fixing device on the optical lens is reduced.

Chinese patent with publication number CN208108993U discloses a centre appearance is used in optical lens piece detection, the on-line screen storage device comprises a base, the side fixedly connected with support frame at base top, the top fixedly connected with detector of support frame, base inner chamber's middle part fixedly connected with fixed plate, the middle part of fixed plate runs through and the fixedly connected with motor, the top fixedly connected with threaded rod of motor, the surface threaded connection of threaded rod has the lifter plate, the side fixedly connected with lifter at lifter plate top, the top fixedly connected with that the base was run through at the top of lifter plate puts the thing board, the positive fixedly connected with scale of support frame, put one side fixedly connected with pointer that the thing board is close to the support frame, the pointer is kept away from the positive swing joint who puts the.

However, the optical lens detection center instrument directly transversely places the lens on the object placing plate, adjusts the height of the lens by adjusting the height of the object placing plate, the round surface of the whole lens surface is in contact with the object placing plate, and the lens is easily scratched when sliding on the object placing plate, so that the quality of the optical lens is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be used for having mesoporous lens to detect and use lens fixing device, its advantage: the lens can be fixed on the mesopore fixing piece through the mesopore on the lens, so that the contact area of the lens and the fixing device is reduced, and the possibility of generating scratches on the lens is reduced.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a be used for having mesoporous lens to detect and use lens fixing device, includes fixed plate, base, backup pad and the mesopore mounting that passes the mesopore, the fixed plate vertical fixation is on the base, the backup pad is fixed on the fixed plate, the mesopore mounting is located the backup pad, the mesopore mounting includes the fixed column, fixedly connected with a plurality of different diameters's cylinder on the fixed column, all the cylinder diameter is fixed to the fixed column from little to big in proper order.

Through the technical scheme, the support plate is used for fixing the middle hole fixing piece on the fixing plate, an operator vertically places the lens on the base, the middle hole in the lens is sleeved on the middle hole fixing piece, and cylinders with different diameters penetrate through the middle holes with different diameters, so that the lens with the middle holes with different diameters can be fixed; the contact area of the lens and the fixing device is only the contact area of the lens on the mesopore fixing piece and the base, and the contact area of the lens after the mesopore fixing piece is fixed with the fixing device is smaller compared with the contact area of the lens directly placed on the fixing plate, so that the possibility of scratches caused by the contact of the lens and the fixing device is reduced.

The utility model discloses further set up to: all the cylinders are sleeved with rubber rings.

Through above-mentioned technical scheme, the mesopore cover on the lens is on the cylinder, and the cylinder texture is soft is compared to the rubber ring, and the rubber ring is contradicted between mesopore and cylinder, avoids mesopore and cylindrical direct contact to reduce the possibility that the friction between mesopore and the cylinder produced the mar.

The utility model discloses further set up to: the fixing plate is characterized in that a second hole is formed in the middle of the supporting plate, first holes are formed in the fixing column, an air bag is sleeved on the cylinder, a first suction pipe is connected to one side, facing the fixing column, of the air bag, and one end, far away from the air bag, of the first suction pipe penetrates through the first hole, the supporting plate and the second hole and is fixedly connected with a first air pump.

Through above-mentioned technical scheme, the operator is back on the cylinder with the mesopore cover on the lens, starts first air pump and aerifys in to the gasbag, conflicts on mesopore and cylinder after the gasbag inflation to avoid lens and cylinder direct contact, the cylinder causes the possibility of mar to the lens when reducing the detection.

The utility model discloses further set up to: still include the direction regulating part, the position regulating part includes lead screw and third hole that two symmetries set up, two the both sides of second hole on the fixed plate are located to the third hole, two the plane at length direction perpendicular to base place of third hole, two equal sliding connection has the slider in the third hole, deviate from one side fixedly connected with drum of mesopore mounting on the slider, the slider is towards one side and backup pad fixed connection of mesopore mounting, the lead screw rotates to be connected on the base, the lead screw pass the drum and with drum screw-thread fit.

Through the technical scheme, the operator drives two lead screws simultaneously rotatory, make the drum on the lead screw have the pivoted trend under the drive of screw thread, because with drum fixed connection's slider sliding connection in the third hole, the third hole plays spacing effect to the slip of slider, make the slider can only slide towards the direction of perpendicular to base on the fixed plate, make slider and drum remove on the direction of perpendicular to base simultaneously, thereby two slider drive backup pads slide on the fixed plate, the slip of backup pad has changed the distance of mesopore mounting and base, be convenient for the operator with the lens of different diameters fixed to the fixed plate.

The utility model discloses further set up to: the base is provided with a sliding groove, the sliding groove is connected with a sliding plate in a sliding mode, a rack is fixedly connected to one side of the sliding plate facing to the screw rods, two ends of the screw rods, which are rotatably connected with the base, are fixedly connected with gears meshed with the racks respectively, and the directions of threads on the two screw rods are consistent.

Through above-mentioned technical scheme, when the operator promoted slider and gear, because gear and rack meshing, the screw trend on two lead screws is unanimous, drives two lead screws corotation when two gears corotation for drum syntropy on two lead screws slides, therefore the slider syntropy on the rack can drive two drums simultaneously removes, thereby the removal of drive backup pad, the interval between mesopore mounting in the quick convenient regulation backup pad and base, the lens of the fixed different diameters of operator of being convenient for.

The utility model discloses further set up to: the method is characterized in that: the bottom fixedly connected with of slide a plurality of gyro wheels, the gyro wheel rolls in the spout.

Through above-mentioned technical scheme, the gyro wheel of slide bottom rolls in the spout, compares the slide and directly slides in the spout, and frictional force when the gyro wheel rolls is littleer to reduce the slide card and die the possibility in the spout.

The utility model discloses further set up to: the novel suction cup is characterized by further comprising a fourth hole, the fourth hole is formed in the supporting plate, a circular ring is fixedly connected in the fourth hole, the fixed column penetrates through the circular ring and is in threaded fit with the circular ring, a baffle plate with the diameter larger than that of the circular ring is fixedly connected to one side of the fixed column, which deviates from the cylindrical side, of the circular ring, a plurality of suckers are fixedly connected to one side of the lead screw, second suckers are arranged in the circular ring in a penetrating mode, all the bottoms of the suckers are fixedly connected to the second suckers, and one end, far away from the suckers, of each second sucker extends out of the circular ring and is.

Through the technical scheme, an operator rotates the fixed column, the fixed column moves in the circular ring along with the driving of the threads, and the baffle plate on the fixed column is used for reducing the possibility that the fixed column is separated from the circular ring; the cylinder of different diameters stretches out the ring on the fixed column for the lens cover that has the mesopore of different diameters is on the cylinder of corresponding diameter, and one side that the lens is close to the sucking disc is contradicted on the sucking disc, starts the air in the second air pump extraction sucking disc this moment, makes the sucking disc adsorb on the lens, thereby lens not hard up possibility on the fixed plate when reducing the detection.

The utility model discloses further set up to: and a rubber block is fixedly connected to one side of the base, which faces the middle hole fixing piece.

Through above-mentioned technical scheme, when the lens was placed perpendicularly on the base, the effect of block rubber was that the direct contact and the soft texture of block rubber of lens and base reduced to reduce the possibility that the direct contact of lens and base leads to the mar.

To sum up, the utility model discloses following beneficial effect has:

1. the contact area between the lens and the fixing device is reduced by fixing the lens with the central hole by the central hole fixing piece, so that the possibility of scratches caused by friction between the lens and the fixing piece is reduced;

2. the direction adjusting piece can quickly and conveniently adjust the distance between the middle hole fixing piece and the base, and lenses with different diameters can be fixed conveniently.

Drawings

Fig. 1 is an overall configuration diagram after the lens is mounted in embodiment 1.

Fig. 2 is an overall configuration diagram of the fixing apparatus in embodiment 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a partial structural view for embodying the middle hole fixing member in example 1.

Fig. 5 is a schematic structural view for embodying the orientation adjusting member in embodiment 1.

Fig. 6 is an enlarged view of a portion B in fig. 5.

Fig. 7 is a partial structural view for embodying the middle hole fixing member in example 2.

Fig. 8 is an enlarged view of a portion C in fig. 7.

Fig. 9 is a schematic structural view for embodying the roller in embodiment 2.

Reference numerals: 1. a fixing plate; 2. a base; 3. a support plate; 4. a central bore fixture; 401. fixing a column; 402. a cylinder; 5. a rubber ring; 6. a second hole; 7. a first hole; 8. an air bag; 9. a first straw; 10. a first air pump; 11. an orientation adjusting member; 1101. a screw rod; 1102. a third hole; 1103. a slider; 1104. a cylinder; 1105. a chute; 1106. a slide plate; 1107. a rack; 1108. a gear; 12. a roller; 13. a fourth hole; 14. a circular ring; 15. a baffle plate; 16. a suction cup; 17. a second air pump; 18. 19, a rubber block and a lens; 20. a mesopore; 21. a second suction pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: the utility model provides a be used for lens to detect and use lens fixing device with mesopore, as figure 1 and figure 2, including base 2, fixed plate 1 and backup pad 3, fixed plate 1 vertical fixation is on base 2, and fixed plate 1 is 100 with ground, and backup pad 3 is located fixed plate 1, fixedly connected with mesopore mounting 4 on the fixed plate 1, and mesopore mounting 4 includes fixed column 401 and the cylinder 402 of three different diameters, and the cylinder 402 of three different diameters is fixed to fixed column 401 from big to little concentrically in proper order according to the diameter. The operator can put the central hole 20 of the lens 19 on the cylinder 402 with the corresponding diameter, and the outer edge of the lens 19 is abutted against the base 2, so that the lens 19 can be placed on the fixing plate 1 and the base 2.

As shown in fig. 3 and 4, a rubber block 18 (as shown in fig. 2) is fixedly connected to one side of the base 2 facing the fixing plate 1, a second hole 6 is formed in the fixing plate 1, the second hole 6 is located in the middle of the supporting plate 3, an airbag 8 is sleeved on the side surface of each of three cylinders 402 with different diameters, a first suction pipe 9 is connected to one side of the airbag 8 close to the fixing column 401, a first hole 7 is formed in the fixing column 401, the first suction pipe 9 penetrates through the first hole 7 and penetrates through the supporting plate 3, a first air pump 10 is fixedly connected to one side of the supporting plate 3 away from the fixing column 401, and one end of the first suction pipe 9 penetrating through the supporting plate; after an operator sleeves the middle hole 20 on the lens 19 on the cylinder 402, one side of the lens 19 close to the base 2 abuts against the rubber block 18, the first air pump 10 is started, so that the first air pump 10 blows air into the air bag 8 through the first suction pipe 9, the air bag 8 expands between the middle hole and the cylinder 402 and abuts against the middle hole 20 and the cylinder 402, and the possibility of scratches caused by direct contact between the middle hole 20 on the lens 19 and the cylinder 402 is reduced.

As shown in fig. 5 and 6, an orientation adjusting member 11 is disposed on the fixing plate 1, the orientation adjusting member 11 includes two lead screws 1101 perpendicular to the base 2, the two lead screws 1101 are rotatably connected to the base 2, the thread directions of the two lead screws 1101 are the same, the two lead screws 1101 are respectively in threaded connection with a cylinder 1104, two third holes 1102 are formed in the supporting plate 3 along the direction perpendicular to the base 2, the two third holes 1102 are respectively located at two sides of the second hole 6, sliders 1103 are respectively slidably connected in the two third holes 1102, the two sliders 1103 are respectively fixedly connected to the two cylinders 1104, and one sides of the two sliders 1103 facing the lens 19 are respectively fixedly connected to the supporting plate 3; one end of the screw 1101 rotatably connected with the base 2 is fixedly connected with a gear 1108, one side of the base 2 close to the screw 1101 is provided with a chute 1105, the chute 1105 is internally connected with a sliding plate 1106 in a sliding way, and one side of the sliding plate 1106 close to the gear 1108 is fixedly connected with a rack 1107 engaged with the gear 1108; an operator pushes the sliding plate 1106 to slide in the sliding groove 1105, the rack 1107 on the sliding plate 1106 drives the two gears 1108 to rotate in the same direction at the same time, so as to drive the two screw rods 1101 fixedly connected with the gears 1108 to rotate in the same direction at the same time, and since the third hole 1102 plays a role in limiting and guiding the moving direction of the slider 1103, the rotation of the two screw rods 1101 drives the cylinder 1104 and the slider 1106 to move in the vertical direction, so that the distance between the middle hole fixing part 4 and the base 2 is adjusted to match with lenses 19 with different diameters.

The method comprises the following operation steps: an operator firstly adjusts the distance between the middle hole fixing piece 4 and the base 2, pushes the sliding plate 1106 to enable the gear 1108 and the screw 1101 to rotate, the screw 1101 slides to drive the cylinder 1104 and the sliding block 1103 to slide along the length direction of the third hole 1102 until the distance between the middle hole fixing piece 4 and the base 2 is matched with the diameter of the lens 19 to be measured, then the operator faces the circular surface of the lens 19 to the fixing plate 1, the middle hole on the lens 19 is sleeved on the cylinder 402 with the corresponding diameter, and adjusts the middle fixing piece 4 again to enable the bottom of the lens 19 to be abutted against the rubber block on the base 22, and the lens 19 is placed on the fixing plate 1 and the base 2 and is not easy to fall off as the fixing plate 1 and; the first air pump 10 is then activated to inflate the bladder 8 on the cylinder 402 so that the bladder 8 interferes between the central hole 20 and the cylinder 402, thereby avoiding direct contact between the central hole and the cylinder 402 and reducing the possibility of scratching by friction between the lens 19 and the fixed plate 1, the base 2, the cylinder 402.

Example 2: a lens fixing device for detecting a lens with a middle hole is different from the lens fixing device in embodiment 1 in that as shown in FIG. 7, a rubber ring 5 is sleeved on the side wall of a cylinder 402, and when the middle hole of a lens 19 is sleeved on the cylinder 402, the rubber ring 5 is positioned between the middle hole 20 and the cylinder 402; the rubber ring 5 is used for avoiding the direct contact between the lens 19 and the cylinder 402, thereby reducing the possibility of scratches caused by the friction between the lens 19 and the cylinder 402; the bottom of the sliding plate 1106 is hinged with a roller 12 (see fig. 9), when the operator pushes the sliding plate 1106, the roller 12 rolls in the sliding slot 1105, and the rolling of the roller 12 reduces the friction between the sliding plate 1106 and the sliding slot 1105, thereby reducing the possibility that the sliding plate 1106 is stuck in the sliding slot 1105.

As shown in fig. 7 and 8, a fourth hole 13 is formed in the support plate 3, a ring 14 is fixedly connected in the fourth hole 13, the fixing post 401 penetrates through the ring 14 and is in threaded fit with the ring 14, the cylinder 402 on the fixing post 401 faces to one side where the lens 19 is placed, a baffle 15 with a diameter larger than that of the ring 14 is fixedly connected at one end of the fixing post 401 away from the cylinder 402, an operator can extend the cylinders 402 with different diameters out of the ring 14 by rotating the fixing post 401, at this time, the lens 19 with the middle hole 20 with a corresponding diameter size can be sleeved on the cylinder 402, when the cylinder 402 with the largest diameter extends out of the ring 14, the baffle 15 is abutted against the ring 14, and the possibility that the middle hole fixing piece 4 is separated from the ring 14 is reduced; one side of the circular ring 14, which is far away from the support plate 3, is fixedly connected with four suction cups 16, the bottoms of the suction cups 16 are fixedly connected to second suction tubes 21, the second suction tubes 21 penetrate through the circular ring 14 and are fixedly connected with second air pumps 17, and the second air pumps 17 are fixedly connected to the support plate 3; the operator places the lens 19 with the central hole 20 on the central hole fixing member 4 and the base 2, the central hole 20 on the lens 19 is sleeved on the cylinder 402 with the corresponding diameter, and the lens 19 is abutted against the suction cup 16 on the circular ring 14, at this time, the operator starts the second air pump 17 to pump the air between the suction cup 16 and the lens 19, so that the suction cup 16 completely adsorbs the lens 19, thereby fixing the lens 19 on the circular ring 14, and reducing the possibility that the lens 19 is separated from the circular ring 14 due to the movement of the fixing plate 1 and the base 2 after the lens 19 is placed on the fixing plate 1 and the base 2.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A lens fixing device for detecting a lens with a central hole is characterized in that: including fixed plate (1), base (2), backup pad (3) and pass mesopore mounting (4), fixed plate (1) vertical fixation is on base (2), backup pad (3) are fixed on fixed plate (1), mesopore mounting (4) are located backup pad (3), mesopore mounting (4) are including fixed column (401), cylinder (402) of a plurality of different diameters of fixedly connected with on fixed column (401), all cylinder (402) diameter is fixed to fixed column (401) from little to big in proper order.

2. The lens holding device for lens inspection with a central hole according to claim 1, wherein: all the cylinders (402) are sleeved with rubber rings (5).

3. The lens holding device for lens inspection with a central hole according to claim 1, wherein: second hole (6) have been seted up in the centre that lies in backup pad (3) on fixed plate (1), first hole (7) have been seted up on fixed column (401), all the cover is equipped with gasbag (8) on cylinder (402), gasbag (8) are connected with first straw (9) towards one side of fixed column (401), first hole (7), backup pad (3) and second hole (6) and the first air pump of fixedly connected with (10) are passed to the one end that gasbag (8) were kept away from in first straw (9).

4. The lens holding device for lens inspection with a central hole according to claim 1, wherein: still include azimuth adjustment spare (11), azimuth adjustment spare (11) include lead screw (1101) and third hole (1102), two that two symmetries set up third hole (1102) are located the both sides of second hole (6) on fixed plate (1), two the plane at length direction perpendicular to base (2) place of third hole (1102), two sliding connection has slider (1103) respectively in third hole (1102), one side fixedly connected with drum (1104) that deviates from mesopore mounting (4) on slider (1103), slider (1103) are towards one side and backup pad (3) fixed connection of mesopore mounting (4), lead screw (1101) rotate to be connected on base (2), lead screw (1101) pass drum (1104) and with drum (1104) screw-thread fit.

5. The lens holding device for lens inspection with a central hole as set forth in claim 4, wherein: the base (2) is provided with a sliding groove (1105), the sliding groove (1105) is connected with a sliding plate (1106) in a sliding mode, one side of the sliding plate (1106) facing the screw rod (1101) is fixedly connected with a rack (1107), two ends of the screw rod (1101) rotatably connected with the base (2) are respectively fixedly connected with a gear (1108) meshed with the rack (1107), and the thread directions on the screw rod (1101) are consistent.

6. The lens holding device for lens inspection with a central hole as set forth in claim 5, wherein: the bottom of the sliding plate (1106) is fixedly connected with a plurality of rollers (12), and the rollers (12) roll in the sliding grooves (1105).

7. The lens holding device for lens inspection with a central hole according to claim 1, wherein: still include fourth hole (13), fourth hole (13) are seted up on backup pad (3), fixedly connected with ring (14) in fourth hole (13), fixed column (401) pass ring (14) and with ring (14) screw-thread fit, one side fixedly connected with diameter that deviates from cylinder (402) on fixed column (401) is greater than baffle (15) of ring (14), one side fixedly connected with a plurality of sucking discs (16) that deviate from lead screw (1101) ring (14), wear to be equipped with second straw (21) in ring (14), all the equal fixed connection in bottom of sucking disc (16) is on second straw (21), ring (14) and fixedly connected with second air pump (17) are stretched out to the one end that sucking disc (16) were kept away from in second straw (21).

8. The lens holding device for lens inspection with a central hole according to claim 1, wherein: and a rubber block (18) is fixedly connected to one side of the base (2) facing the middle hole fixing piece (4).