CN219284162U

CN219284162U - Optical center detection device

Info

Publication number: CN219284162U
Application number: CN202223495631.4U
Authority: CN
Inventors: 黄伟群
Original assignee: Hubei Jiyuan Testing Technology Co ltd
Current assignee: Hubei Jiyuan Testing Technology Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-30
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the technical field of lens detection, in particular to an optical center detection device. The technical proposal comprises: the device comprises a dust-free cabinet, wherein a measuring table is fixedly connected to the inner bottom of the dust-free cabinet, and a measuring ruler is fixedly connected to the top of the measuring table; the dust-free cabinet is characterized in that fixing mechanisms are arranged on the inner walls of the two sides of the dust-free cabinet, each fixing mechanism comprises an electric push rod, a mounting plate is fixedly connected to one end of a piston rod of each electric push rod, a sliding block is fixedly connected to the other end of each electric push rod, and a fixing rod is fixedly connected to one side of each mounting plate. The utility model has the beneficial effects that: the device adopts the vacuum chuck to match with the vacuum pump to adsorb the mode to realize the fixation of the optical lens in the fixing mechanism, and in the two groups of fixing mechanisms, the installation direction of the chuck is also different, and different inclination angles can adapt to the concave-convex surface of the lens, so that the effect of effectively fixing the lens on the premise of not damaging the lens can be achieved.

Description

Optical center detection device

Technical Field

The utility model relates to the technical field of lens detection, in particular to an optical center detection device.

Background

The optical lens is named as an optical glass lens, is manufactured by a plurality of oxides according to a specific proportion, and the manufactured glass preform is measured by an optical instrument to check whether the purity, the transparency, the refractive index, the dispersion rate and the like of the glass preform meet the specification or not and then can be used for the next processing work.

In the optical lens thickness detection device disclosed in the application number CN202121424702.4, the lens is clamped and fixed by installing components such as a hydraulic cylinder on the base, however, the lens made of glass is fragile, and the lens is mostly uneven, and the lens must be damaged when clamped at two ends, so that the fixing method of the device is not applicable to the optical lens.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides an optical center detection device.

The technical scheme of the utility model is as follows: an optical center detection device comprises a dust-free cabinet, wherein a measuring table is fixedly connected to the inner bottom of the dust-free cabinet, and a measuring ruler is fixedly connected to the top of the measuring table;

the dust-free cabinet is characterized in that fixing mechanisms are arranged on the inner walls of two sides of the dust-free cabinet, each fixing mechanism comprises an electric push rod, a mounting plate is fixedly connected to one end of a piston rod of the electric push rod, a sliding block is fixedly connected to the other end of the electric push rod, a fixing rod is fixedly connected to one side of the mounting plate, a top plate is fixedly connected to one end of the fixing rod, two suction pipes are fixedly connected to one end of the top plate, one ends of the suction pipes are communicated with each other and are fixedly connected with sucking discs, a low-power vacuum suction pump is fixedly connected to one side of the mounting plate, and a hose is communicated between the low-power vacuum suction pump and the suction pipes.

Preferably, the inner top of the measuring table is provided with a groove, the inner bottom of the groove is fixedly connected with a second electric push rod, one end of a piston rod of the second electric push rod is fixedly connected with a fixing seat, and the top of the fixing seat is provided with a clamping groove.

Preferably, two suction cups in one set of the fixing mechanism are inclined outwards, and two suction cups in the other set of the fixing mechanism are inclined inwards.

Preferably, the inner walls of the two sides of the dust-free cabinet are fixedly connected with a sliding frame, the first electric push rod slides on the sliding frame through a sliding block, and positioning holes are formed in the sliding frame and the sliding block.

Preferably, a rubber pad is fixedly connected to the inner bottoms of the clamping grooves, and spring cushions are fixedly connected to the inner walls of the two sides of the clamping grooves.

Compared with the prior art, the utility model has the following beneficial technical effects: the device adopts the vacuum chuck to match with the vacuum pump to adsorb the mode to realize the fixation of the optical lens in the fixing mechanism, and in the two groups of fixing mechanisms, the installation direction of the chuck is also different, and different inclination angles can adapt to the concave-convex surface of the lens, so that the effect of effectively fixing the lens on the premise of not damaging the lens can be achieved.

Drawings

FIG. 1 shows a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of a partial enlarged structure at A in FIG. 1;

FIG. 3 is a schematic view of the mounting structure of the suction cups in two sets of fixing mechanisms;

fig. 4 is a schematic view of a partial enlarged structure at B in fig. 1.

Reference numerals: 1. a dust-free cabinet; 2. a measuring station; 3. a measuring ruler; 4. a fixing mechanism; 41. a first electric push rod; 42. a mounting plate; 43. a fixed rod; 44. a top plate; 45. drawing out a pipe; 46. a suction cup; 47. a low-power vacuum pump; 48. a hose; 49. a slide block; 5. a groove; 6. a second electric push rod; 7. a fixing seat; 71. a clamping groove; 72. a rubber pad; 73. a spring cushion; 8. a carriage; 9. and positioning holes.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1 and 4, the optical center detecting device provided by the utility model comprises a dust-free cabinet 1, wherein a measuring table 2 is fixedly connected to the inner bottom of the dust-free cabinet 1, a measuring ruler 3 is fixedly connected to the top of the measuring table 2, a groove 5 is formed in the inner top of the measuring table 2, a second electric push rod 6 is fixedly connected to the inner bottom of the groove 5, the second electric push rod 6 is designed to retract into the groove 5 after the fixing mechanism 4 clamps and fixes the lens, so that the measuring work of the measuring ruler 3 is not affected, a fixing seat 7 is fixedly connected to one end of a piston rod of the second electric push rod 6, a clamping groove 71 is formed in the top of the fixing seat 7, the clamping groove 71 is designed to vertically place the lens, an auxiliary fixing mechanism 4 is fixedly suspended on the lens, a rubber pad 72 is fixedly connected to the inner bottom of the clamping groove 71, the two side inner walls of the clamping groove 71 are fixedly connected with spring pads 73, the two sides of the lens can be protected, and the spring design can effectively clamp the lens, and the lens is prevented from being separated from the clamping groove 71.

As shown in fig. 1-3, fixing mechanisms 4 are arranged on the inner walls of the two sides of the dust-free cabinet 1, each fixing mechanism 4 comprises a first electric push rod 41, one end of a piston rod of the first electric push rod 41 is fixedly connected with a mounting plate 42, the other end of the first electric push rod 41 is fixedly connected with a sliding block 49, the inner walls of the two sides of the dust-free cabinet 1 are fixedly connected with a sliding frame 8, the first electric push rod 41 slides on the sliding frame 8 through the sliding block 49, positioning holes 9 are formed in the sliding frame 8 and the sliding block 49, positioning bolts in threaded connection with the positioning holes 9 can fix the position of the sliding block 49 on the sliding frame 8, the sliding frame 8 and the sliding block 49 can adjust the height of the first electric push rod 41, so that the dust-free cabinet is suitable for fixing work of lenses of different specifications, one side of the mounting plate 42 is fixedly connected with a fixing rod 43, one end of the fixing rod 43 is fixedly connected with a top plate 44, one end of the top plate 44 is fixedly connected with two drawing pipes 45, one end of the suction pipe 45 is communicated with each other and is fixedly connected with a suction disc 46, two suction discs 46 in one group of fixing mechanisms 4 incline outwards, the outwards inclined suction discs 46 can be aimed at the concave surface of the lens, the suction discs 46 can be effectively and completely attached to the concave surface of the lens, two suction discs 46 in the other group of fixing mechanisms 4 incline inwards, and the inclination in the box is aimed at the convex surface of the lens, so that the suction pipe can be effectively attached to the concave surface and the convex surface of the lens, the effect of adsorption fixation is realized by matching with a vacuum pump, a low-power vacuum pump 47 is fixedly connected above one side of the mounting plate 42, the intercommunication and the suction pipe 45 are fixedly connected with a hose 48, the low-power vacuum pump 47 fixes the lens in a vacuumizing mode, and the damage of physical extrusion fixation to the lens can be greatly reduced.

The working principle based on the first embodiment is as follows: when the thickness test of the lens is carried out, firstly, the lens is vertically placed in the clamping groove 71 of the fixed seat 7 on the measuring table 2, the spring cushions 73 on the inner walls of the two sides of the clamping groove 71 limit the lens, so that the lens is always kept in an upright state, then the first electric push rods 41 of the two groups of fixing mechanisms 4 can be started to be close to each other, when the different suckers 46 of the first electric push rods 41 of the two groups are respectively contacted with the concave surface and the convex surface of the lens, the low-power vacuum pump 47 can be started to pump air between the suckers 46 and the surface of the lens, thus the fixing effect is realized, then the second electric push rod 6 can be started to retract to bring the fixed seat 7 back into the groove 5, the lens is separated from the clamping groove 71, and at the moment, the user can measure the thickness of the lens by using the measuring rule 3.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. An optical center detection device comprises a dust-free cabinet (1), and is characterized in that: the dust-free cabinet is characterized in that a measuring table (2) is fixedly connected to the inner bottom of the dust-free cabinet (1), and a measuring ruler (3) is fixedly connected to the top of the measuring table (2);

the dust-free cabinet is characterized in that fixing mechanisms (4) are arranged on the inner walls of two sides of the dust-free cabinet (1), each fixing mechanism (4) comprises an electric push rod (41), a mounting plate (42) is fixedly connected to one end of a piston rod of each electric push rod (41), a sliding block (49) is fixedly connected to the other end of each electric push rod (41), a fixing rod (43) is fixedly connected to one side of each mounting plate (42), a top plate (44) is fixedly connected to one end of each fixing rod (43), two suction pipes (45) are fixedly connected to one end of each top plate (44), suction cups (46) are fixedly connected to one side upper portion of each mounting plate (42), and a low-power vacuum suction pump (47) is fixedly connected to one side upper portion of each mounting plate (42), and a hose (48) is fixedly connected to one side between each low-power vacuum suction pump (47) and each suction pipe (45).

2. The optical center detection device according to claim 1, wherein the inner top of the measuring table (2) is provided with a groove (5), the inner bottom of the groove (5) is fixedly connected with a second electric push rod (6), one end of a piston rod of the second electric push rod (6) is fixedly connected with a fixing seat (7), and the top of the fixing seat (7) is provided with a clamping groove (71).

3. An optical centre detection arrangement according to claim 1, wherein two suction cups (46) in one set of said fixing means (4) are inclined outwards and two suction cups (46) in the other set of said fixing means (4) are inclined inwards.

4. The optical center detection device according to claim 1, wherein the inner walls of the two sides of the dust-free cabinet (1) are fixedly connected with a sliding frame (8), the first electric push rod (41) slides on the sliding frame (8) through a sliding block (49), and positioning holes (9) are formed in the sliding frame (8) and the sliding block (49).

5. An optical center detecting device according to claim 2, wherein the inner bottom of the clamping groove (71) is fixedly connected with a rubber pad (72), and the inner walls of the two sides of the clamping groove (71) are fixedly connected with spring cushions (73).