CN219776593U - Optical element assembly parallelism device - Google Patents

Abstract

The utility model discloses an optical element assembly parallelism device, which comprises a mounting frame, wherein a measuring assembly for measuring elements is slidably arranged on the mounting frame through a driving piece; the measuring assembly comprises a group of relatively arranged driving plates, the driving plates are respectively sleeved on the driving piece and the mounting frame, the driving plates are in sliding connection with the mounting frame, the measuring blocks are slidably mounted in the driving plates through telescopic springs, and measuring scales are longitudinally and sequentially engraved on the side ends of the measuring blocks at equal intervals. According to the utility model, the plurality of measuring blocks are arranged at equal intervals, so that the detection of different positions of the optical element can be conveniently and simultaneously carried out, the detection efficiency is improved, and the problem of error caused by displacement of an appliance is avoided by driving the measuring blocks in a mode that the measuring blocks clamp and measure the optical element to be detected, so that the problem of large measurement error in the prior art is avoided.

Description

Optical element assembly parallelism device

Technical Field

The utility model relates to the technical field of optical element parallelism detection, in particular to an optical element assembly parallelism device.

Background

The optical element is any device, apparatus or object used to form an optical path, and to form an optical or optical-related instrument, device or object, such as: convex lenses, concave lenses, flat mirrors, concave mirrors, convex mirrors, optical benches, optical screens, and the like.

With the development of industry, the requirements for processing the shape and position errors of the optical element are higher and higher, so that various detection tools for measuring the shape and position errors of the optical element appear on the market, when the element is a curved surface, in order to ensure the parallelism accuracy of the upper surface and the lower surface of the element, the detection elements on the element are increased, while the traditional detection tool is often required to detect and acquire accurate elements for the dimensions of different positions respectively, however, the mode is particularly time-consuming, and after the dimension measurement is performed, the traditional detection tool usually has the problem of large measurement error caused by the fact that the matching error exists between the reference element of the tool and the reference of the workpiece due to the displacement of the tool.

Therefore, the utility model provides an optical element assembly parallelism device for solving the problems.

Disclosure of Invention

The utility model aims to solve the problem of filtering and installing the equipment in the prior art, and provides an optical element assembly parallelism device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the optical element assembly parallelism device comprises a mounting frame, wherein the mounting frame comprises a mounting table arranged on a workbench surface, the mounting table is of a T-shaped table column structure, supporting tables for mounting driving parts are fixedly arranged at the upper end and the lower end of the mounting table, and a measuring assembly for measuring elements is slidably arranged on the mounting frame through the driving parts;

the measuring assembly comprises a group of relatively arranged driving plates, the driving plates are respectively sleeved on the driving piece and the mounting rack, the driving plates are in sliding connection with the mounting rack, the driving piece comprises a rotating motor fixedly mounted on the mounting table, the output end of the rotating motor is provided with a double-end screw rod penetrating through the supporting table and the driving plate, the double-end screw rod is connected with the supporting table through a rotating bearing, the driving plates are in threaded connection with the double-end screw rod, a measuring block is slidably mounted in the driving plate through a telescopic spring, and measuring scales are longitudinally and sequentially engraved at the side end of the measuring block in an equidistant mode.

Preferably, the mounting table is provided with guide grooves at equal intervals along the circumferential direction, the driving plate is provided with mounting holes for connecting with the mounting table, guide pieces matched with the guide grooves in a sliding manner are integrally arranged in the mounting holes, and the guide pieces are of rectangular spline structures.

Preferably, the driving plate is provided with a mounting chute for fixedly mounting the telescopic spring at equal intervals in the horizontal direction of the opposite surface, and the measuring block slides in the mounting chute through the telescopic spring.

Compared with the prior art, the utility model has the following advantages:

1. according to the optical element assembly parallelism device equipment, the double-head screw is driven by the rotating motor, so that the driving plate is driven by the double-head screw, and further, the driving plate moves longitudinally under the action of the mounting table, so that the driving plate is convenient to drive the telescopic spring and the measuring block to move relatively or move reversely, the measuring block can squeeze an optical element to be detected, the measuring block can be attached to the upper surface and the lower surface of the optical element under the action of the telescopic spring, and the parallelism of the optical element can be detected conveniently;

2. according to the utility model, the plurality of measuring blocks are arranged at equal intervals, so that the detection of different positions of the optical element can be conveniently and simultaneously carried out, the detection efficiency is improved, and the problem of error caused by displacement of an appliance is avoided by driving the measuring blocks in a mode that the measuring blocks clamp and measure the optical element to be detected, so that the problem of large measurement error in the prior art is avoided.

Drawings

Fig. 1 is a schematic perspective view of an optical element assembly parallelism device according to the present utility model;

FIG. 2 is a schematic view of a portion of a parallelism apparatus for assembling an optical element according to the present utility model;

fig. 3 is a partial enlarged view of a portion a in fig. 1 of an optical element assembly parallelism apparatus according to the present utility model.

In the figure: 1. a mounting frame; 2. a driving member; 3. a driving plate; 4. a telescopic spring; 5. a measuring block; 6. a mounting table; 7. a support table; 8. a rotating motor; 9. a double-ended screw; 10. a rotating bearing; 11. a guide groove; 12. a guide.

Detailed Description

The following description of the embodiments of the present utility model will be made with reference to the accompanying drawings, in which it is evident that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, an optical element assembly parallelism device comprises a mounting frame 1, wherein the mounting frame 1 comprises a mounting table 6 arranged on a working table surface, the mounting table 6 is of a T-shaped table column structure, supporting tables 7 for mounting a driving piece 2 are fixedly arranged at the upper end and the lower end of the mounting table 6, the contact surface between the lower end of the mounting table 6 and the working table surface can be increased by arranging the mounting table 6 into the T-shaped table column structure, so that the stability of the mounting table 6 is increased, and the driving piece 2 and the supporting tables 7 are conveniently mounted.

The mounting frame 1 is slidably provided with a measuring assembly for measuring the element through a driving piece 2;

wherein, driving piece 2 includes fixed mounting's on mount table 6 rotating electrical machines 8, rotating electrical machines 8 output is provided with wears to locate the supporting bench 7 and drive plate 3 in double-end screw rod 9, be connected through rolling bearing 10 between double-end screw rod 9 and the supporting bench 7, not only be convenient for the supporting bench 7 to the installation of double-end screw rod 9 under rolling bearing 10's effect, be convenient for the rotation of double-end screw rod 9 moreover, be threaded connection between drive plate 3 and the double-end screw rod 9, during the use, drive double-end screw rod 9 through rotating electrical machines 8 and rotate, make double-end screw rod 9 conveniently drive plate 3, make drive plate 3 relative or the motion that is in opposite directions, and then be convenient for measure the component.

It should be noted that; the rotating motor 8 is the existing equipment and is used for driving the double-headed screw 9 to rotate positively and negatively, and the positive and negative rotation control motor can be preferentially selected.

Wherein, the measuring assembly includes a set of relative drive plate 3 that sets up, drive plate 3 overlap respectively establish with on drive piece 2 and the mounting bracket 1, and be sliding connection between drive plate 3 and the mounting bracket 1, follow circumference direction equidistance on the mount table 6 and leave and be equipped with guide way 11, set up the mounting hole that is used for being connected with the mount table 6 on the drive plate 3, integrative install the guide piece 12 that matches with guide way 11 slip in the mounting hole, guide piece 12 is rectangular spline structure, through the sliding fit of guide piece 12 and guide way 11, be convenient for to drive plate 3 sliding guide, make drive plate 3 follow guide way 11 longitudinal sliding, and then be convenient for drive plate 3 remove.

The measuring block 5 is slidably mounted in the driving plate 3 through the telescopic spring 4, the mounting sliding grooves for fixedly mounting the telescopic spring 4 are sequentially formed in the horizontal direction of the opposite surface of the driving plate 3 at equal intervals, the measuring block 5 slides in the mounting sliding grooves through the telescopic spring 4, measuring scales for measuring the moving position of the measuring block 5 are longitudinally and sequentially formed in the side ends of the measuring block 5 at equal intervals, the measuring block 5 can slide along the mounting sliding grooves under the action of the telescopic spring 4, when the driving plate 3 is driven relatively or reversely, the measuring block 5 is convenient to attach to the upper surface and the lower surface of an element to be measured, and further the measuring block 5 is convenient to measure the parallelism of the upper surface and the lower surface of the element.

The utility model can be operated by the following way to illustrate its functional principle:

when the device works, firstly, an element to be detected is placed on one of the driving plates 3, then the double-headed screw 9 is driven to rotate by the rotating motor 8, so that the double-headed screw 9 rotates under the action of the supporting table 7 through the rotating bearing 10, the driving plates 3 longitudinally slide relatively or reversely along the mounting table 6 under the action of the guide grooves 11, and when the driving plates 3 relatively move, the driving plates 3 drive the measuring block 5 to synchronously move, so that the measuring block 5 can squeeze the element, the measuring block 5 is attached to the surface of the element under the action of the elastic force of the telescopic spring 4, and the measuring block 5 can conveniently measure the element;

the measurement mode is as follows; firstly, when the interval between each group of measuring blocks 5 near the upper end of the element and the interval between each group of measuring blocks 5 near the lower end of the element are equal, the upper surface and the lower surface of the element are parallel; 2. when the distance between each group of measuring blocks 5 near the upper end of the element and the distance between each group of measuring blocks 5 near the lower end of the element are unequal, the problem of parallelism deviation exists on the upper surface and the lower surface of the element, and the operation is that the measuring degree of the moving position of the measuring blocks 5 is firstly read and compared with the required parallelism standard value, and the obtained deviation is the parallelism deviation value ].

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (3)

1. The optical element assembly parallelism device is characterized by comprising a mounting frame (1), wherein the mounting frame (1) comprises a mounting table (6) arranged on a workbench surface, the mounting table (6) is of a T-shaped table column structure, supporting tables (7) used for mounting a driving piece (2) are fixedly mounted at the upper end and the lower end of the mounting table (6), and a measuring assembly for measuring an element is slidably mounted on the mounting frame (1) through the driving piece (2);

the measuring assembly comprises a group of driving plates (3) which are oppositely arranged, the driving plates (3) are respectively sleeved on the driving piece (2) and the mounting frame (1), the driving plates (3) are in sliding connection with the mounting frame (1), the driving piece (2) comprises a rotating motor (8) fixedly arranged on a mounting table (6), the output end of the rotating motor (8) is provided with a double-end screw (9) penetrating through the supporting table (7) and the driving plate (3), the double-end screw (9) is connected with the supporting table (7) through a rotating bearing (10), the driving plates (3) are in threaded connection with the double-end screw (9), a measuring block (5) is arranged in the driving plate (3) in a sliding mode through a telescopic spring (4), and measuring scales are longitudinally and sequentially engraved on the side end of the measuring block (5).

2. An optical element assembly parallelism device according to claim 1, characterized in that guide grooves (11) are formed in the mounting table (6) at equal intervals along the circumferential direction, mounting holes for connection with the mounting table (6) are formed in the driving plate (3), guide pieces (12) matched with the guide grooves (11) in a sliding mode are integrally mounted in the mounting holes, and the guide pieces (12) are of rectangular spline structures.

3. The optical element assembly parallelism device according to claim 1, wherein the driving plate (3) is provided with mounting sliding grooves for fixedly mounting the telescopic springs (4) at equal intervals in the horizontal direction of the opposite surfaces, and the measuring blocks (5) slide in the mounting sliding grooves through the telescopic springs (4).