CN216901107U

CN216901107U - Coaxial focusing system of galvanometer

Info

Publication number: CN216901107U
Application number: CN202220821720.4U
Authority: CN
Inventors: 宋江岩; 贾小杰; 李海涛
Original assignee: Luoyang Bingyan Laser Equipment Co ltd
Current assignee: Luoyang Bingyan Laser Equipment Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-07-05
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a coaxial focusing system of a galvanometer, which comprises an outer shell, wherein the outer walls of a laser and a displacement sensor are provided with support sleeve blocks, the shapes of the support sleeve blocks are matched with the shapes of the laser and the displacement sensor, the outer wall of each support sleeve block is provided with a support plate, the shape of the support plate is matched with the shape of the section of the outer shell, the laser and the displacement sensor are sleeved and supported with the support plate through the support sleeve blocks, and the displacement sensor is a receiving light detection module. This coaxial focusing system of mirror that shakes's shell body inner wall is equipped with the base plate, and base plate one side is equipped with displacement sensor, and displacement sensor is for receiving the photodetection module, and displacement sensor is central point with the field lens and puts the distribution, and displacement sensor and laser instrument parallel position distribute, and the laser instrument is from taking the red light, can advance receiving module through the reflection and come measuring distance, and displacement sensor and laser instrument can carry out the registrate support through support sleeve piece and backup pad and fix, use more stably.

Description

Coaxial focusing system of galvanometer

Technical Field

The utility model relates to the technical field of galvanometers, in particular to a coaxial focusing system of a galvanometer.

Background

The scanning galvanometer is called high-speed scanning galvanometer in the technical term. The design idea of the vibrating mirror, also called as a current meter, completely follows the design method of the current meter, the lens replaces the meter needle, and the signal of the probe is replaced by a direct current signal of-5V or-10V- +10V controlled by a computer to complete the preset action. The same as the rotating mirror type scanning system, the typical control system adopts a pair of turning mirrors, the difference is that a stepping motor for driving the set of lenses is replaced by a servo motor, in the set of control system, the precision of the system is further ensured by using a position sensor and the design idea of a negative feedback loop, and the scanning speed and the repeated positioning precision of the whole system reach a new level.

When the existing galvanometer is used, the ordinary mirror does not have an automatic focusing function, the focal length needs to be adjusted and adjusted by manpower, and the operation is troublesome, so that the coaxial focusing system of the galvanometer needs to utilize the laser to emit red light by itself through red light, and the distance is measured by automatically reflecting the red light into a receiving module.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a coaxial focusing system of a galvanometer, which solves the problem that the ordinary galvanometer in the background art is troublesome because the galvanometer is not provided with an automatic focusing function and needs to be manually adjusted to be lifted and adjusted to be aligned with a focal length when in use.

In order to achieve the purpose, the utility model provides the following technical scheme: a coaxial focusing system of a galvanometer comprises an outer shell, wherein one side of the outer shell is provided with a high lens, the other side of the outer shell is provided with an electric slot, the inner wall of the outer shell is provided with a substrate, one side of the substrate is provided with a displacement sensor, one side of the outer shell is of a convex structure, the convex inner wall of one side of the outer shell is provided with a field lens, the displacement sensor and the field lens are distributed in a central position, the upper end of the displacement sensor is provided with a laser, the laser and the displacement sensor are arranged in a sleeved position and are electrically connected with the laser, the outer walls of the laser and the displacement sensor are provided with supporting sleeve blocks, the shapes of the supporting sleeve blocks are matched with the shapes of the laser and the displacement sensor, the outer wall of the supporting sleeve block is provided with a supporting plate, the shape of the supporting plate is matched with the sectional shape of the outer shell, and the laser and the displacement sensor are connected with the supporting plate in a sleeved mode through the supporting sleeve blocks, and the displacement sensor is a receiving light detection module.

Preferably, shell body one side is equipped with the installation slot, and installation slot inner wall is equipped with the installation picture peg, the shape of installation picture peg and the shape phase-match of installation slot, and the installation picture peg is the installation of inserting through installation slot and shell body, flexible groove has been seted up on the installation picture peg, and flexible inslot wall is equipped with the shank of bolt, shank of bolt one end is equipped with the bolt groove, and the shank of bolt outer wall is equipped with the threading board, threading board one end side is equipped with the second spring, and the threading board is elastic connection through second spring and flexible groove.

Preferably, high lens outer wall is equipped with the spiral cover, and high lens is spiral installation through spiral cover and shell body, high lens one side is equipped with the protection piece, and the protection piece is annular protruding structure.

Preferably, the electrical property slot outer wall is equipped with the electrical property plug, and the electrical property plug both sides are equipped with the locking fixed block, the locking fixed block other end is equipped with first spring, and the first spring other end is equipped with the connecting block, the electrical property plug is lock fixed connection through locking fixed block and electrical property slot, and electrical property slot both sides are equipped with the locking groove, the electrical property slot is the bolt fastening through locking groove and electrical property plug.

Preferably, the base plate both sides are equipped with the heat-conducting plate, and heat-conducting plate and shell body inner wall laminating distribute, the thermovent has been seted up on the shell body, and the thermovent upper end is equipped with the closed block, the shape of closed block lower extreme and the shape phase-match of thermovent, and the closed block lower extreme is magnetic structure, closed block one side is equipped with the return force pivot, and the closed block is elasticity upset through the return force pivot and shell body and is connected.

Preferably, the outer wall of the field lens is provided with a limiting fixing block, and the field lens is installed with the outer shell in a sliding insertion mode through the limiting fixing block.

Compared with the prior art, the utility model has the beneficial effects that: this coaxial focusing system's of galvanometer shell inner wall is equipped with the base plate, and base plate one side is equipped with displacement sensor, and displacement sensor is for receiving the optical detection module, and displacement sensor is central point with the field lens and puts the distribution, and displacement sensor and laser instrument parallel position distribute, and the laser instrument is from taking red light, can advance receiving module through the reflection and measure the distance, and displacement sensor and laser instrument can carry out the registrate through support nest block and backup pad and support fixedly moreover, use more stably.

Drawings

FIG. 1 is a front view of a coaxial focusing system of a galvanometer according to the present invention;

FIG. 2 is a cross-sectional view of a coaxial focusing system of the galvanometer of the present invention;

FIG. 3 is a schematic view of a mounting board and a mounting slot for a coaxial focusing system of a galvanometer according to the present invention;

FIG. 4 is a schematic view of the connection between the outer shell of the coaxial focusing system of the galvanometer and the field lens according to the present invention;

FIG. 5 is an enlarged view of the coaxial focusing system of the galvanometer of the present invention at A in FIG. 2;

FIG. 6 is an enlarged view of the coaxial focusing system of the galvanometer of the present invention at B in FIG. 2;

FIG. 7 is an enlarged view of the coaxial focusing system of the galvanometer of the present invention at C in FIG. 2;

FIG. 8 is an enlarged view of the coaxial focusing system of the galvanometer of the present invention at D in FIG. 3.

In the figure: 1. the lens module comprises an outer shell, 2, a high lens, 3, an electrical slot, 4, a locking slot, 5, a heat conducting plate, 6, a base plate, 7, a laser, 8, a displacement sensor, 9, a supporting sleeve block, 10, an electrical plug, 11, a supporting plate, 12, a field lens, 13, an installation inserting plate, 14, a limiting fixing block, 15, a sealing block, 16, a return force rotating shaft, 17, a heat dissipation port, 18, a locking fixing block, 19, a first spring, 20, a connecting block, 21, a spiral cover, 22, a protection block, 23, a bolt slot, 24, a bolt rod, 25, a threaded plate, 26, a telescopic slot, 27, a second spring, 28 and an installation slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a coaxial focusing system of a galvanometer comprises an outer shell 1, a high lens 2, an electric slot 3, a locking slot 4, a heat conducting plate 5, a base plate 6, a laser 7, a displacement sensor 8, a supporting sleeve block 9, an electric plug 10, a supporting plate 11, a field lens 12, an installation inserting plate 13, a limiting fixed block 14, a sealing block 15, a return force rotating shaft 16, a heat dissipation port 17, a locking fixed block 18, a first spring 19, a connecting block 20, a spiral cover 21, a protective block 22, a bolt slot 23, a bolt rod 24, a thread plate 25, a telescopic slot 26, a second spring 27 and an installation inserting slot 28, wherein the high lens 2 is arranged on one side of the outer shell 1, the electric slot 3 is arranged on the other side of the outer shell 1, the installation slot 28 is arranged on one side of the outer shell 1, the installation inserting plate 13 is arranged on the inner wall of the installation slot 28, the shape of the installation inserting plate 13 is matched with the shape of the installation slot 28, and the installation inserting plate 13 is inserted and installed with the outer shell 1 through the installation slot 28, the installation inserting plate 13 is provided with an expansion groove 26, the inner wall of the expansion groove 26 is provided with a bolt rod 24, one end of the bolt rod 24 is provided with a bolt groove 23, the outer wall of the bolt rod 24 is provided with a thread plate 25, the side surface of one end of the thread plate 25 is provided with a second spring 27, and the thread plate 25 is elastically connected with the expansion groove 26 through the second spring 27, so that the outer shell 1 is conveniently and stably fixedly installed with equipment and is more convenient to use, the outer wall of the high lens 2 is provided with a spiral cover 21, the high lens 2 is spirally installed with the outer shell 1 through the spiral cover 21, one side of the high lens 2 is provided with a protection block 22, the protection block 22 is in an annular bulge structure, so that the high lens 2 can be spirally and rapidly disassembled and assembled, the edge can be protected through the protection block 22, the outer wall of the electrical slot 3 is provided with an electrical plug 10, the two sides of the electrical plug 10 are provided with locking fixing blocks 18, the other end of the locking fixing block 18 is provided with a first spring 19, and the other end of the first spring 19 is provided with a connecting block 20, the electrical plug 10 is fixedly connected with the electrical slot 3 in a buckling manner through a locking fixed block 18, the two sides of the electrical slot 3 are provided with locking grooves 4, the electrical slot 3 is fixed with the electrical plug 10 in a bolt manner through the locking grooves 4, so that the electrical plug 10 and the electrical slot 3 are more stably installed to avoid shaking and dropping, the inner wall of the outer shell 1 is provided with a base plate 6, one side of the base plate 6 is provided with a displacement sensor 8, the two sides of the base plate 6 are provided with heat conducting plates 5, the heat conducting plates 5 are in fit distribution with the inner wall of the outer shell 1, the outer shell 1 is provided with a heat dissipation port 17, the upper end of the heat dissipation port 17 is provided with a sealing block 15, the lower end of the sealing block 15 is matched with the shape of the heat dissipation port 17, the lower end of the sealing block 15 is of a magnetic structure, one side of the sealing block 15 is provided with a return force rotating shaft 16, and the sealing block 15 is elastically connected with the outer shell 1 in a turnover manner through the return force rotating shaft 16, thus, the device can conduct effective heat conduction and heat dissipation, and can conduct heat dissipation port 17 sealing to avoid pollution, one side of the outer shell 1 is of a convex structure, the inner convex wall of one side of the outer shell 1 is provided with the field lens 12, the outer wall of the field lens 12 is provided with the limiting fixing block 14, the field lens 12 is installed with the outer shell 1 in a sliding insertion mode through the limiting fixing block 14, so that the field lens 12 is convenient to stably disassemble and assemble and is more convenient to use, the displacement sensors 8 and the field lens 12 are distributed in a central position, the upper ends of the displacement sensors 8 are provided with the lasers 7, the lasers 7 and the displacement sensors 8 are arranged in a sleeved position, the displacement sensors 8 are electrically connected with the lasers 7, the outer walls of the lasers 7 and the displacement sensors 8 are provided with the supporting sleeve blocks 9, the shapes of the supporting sleeve blocks 9 are matched with the shapes of the lasers 7 and the displacement sensors 8, the outer wall of the supporting sleeve blocks 9 is provided with the supporting plates 11, and the shape of backup pad 11 and shell body 1 cross-sectional shape phase-match, laser instrument 7 and displacement sensor 8 are through supporting nested supporting connection of set 9 and backup pad 11, and displacement sensor 8 is for receiving the photodetection module.

The working principle is as follows: when the coaxial focusing system of the galvanometer is used, the device is firstly inserted into a mounting slot 28 through a mounting insertion plate 13 and is inserted and mounted with equipment, then a bolt rod 24 is pressed into a telescopic slot 26 through a thread plate 25 and a second spring 27 and is then fixed through a bolt by a bolt slot 23, then an electric plug 10 is inserted into an electric slot 3 for electric connection, then a locking fixing block 18 is buckled and fixed into the electric plug 10 through a first spring 19, then a sealing block 15 of the device is released from magnetic attraction with a heat dissipation port 17, then the sealing block 15 is automatically turned over and opened through a return force rotating shaft 16, then a laser 7 and a displacement sensor 8 of the device are started, and the laser 7 carries red light by itself so as to be reflected into a receiving module to measure distance, and when in use, the heat can be guided into the heat dissipation port 17 through a heat conduction plate 5, the heat dissipation is carried out, when the field lens 12 needs to be replaced, the screw cap 21 can be screwed open, then the field lens 12 is inserted and installed with the outer shell 1 through the limiting fixing block 14, and the high lens 2 can be subjected to edge protection through the protection block 22, which is the using process of the galvanometer coaxial focusing system.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a coaxial focusing system of mirror shakes, includes shell body (1), shell body (1) one side is equipped with high lens (2), and shell body (1) opposite side is equipped with electric property slot (3), its characterized in that: the inner wall of the shell body (1) is provided with a substrate (6), one side of the substrate (6) is provided with a displacement sensor (8), one side of the shell body (1) is of a convex structure, the convex inner wall of one side of the shell body (1) is provided with a field lens (12), the displacement sensor (8) and the field lens (12) are distributed in a central position, the upper end of the displacement sensor (8) is provided with a laser (7), the laser (7) and the displacement sensor (8) are arranged in a sleeving position, the displacement sensor (8) is electrically connected with the laser (7), the outer walls of the laser (7) and the displacement sensor (8) are provided with a supporting sleeve block (9), the shape of the supporting sleeve block (9) is matched with the shapes of the laser (7) and the displacement sensor (8), the outer wall of the supporting sleeve block (9) is provided with a supporting plate (11), and the shape of the supporting plate (11) is matched with the cross-sectional shape of the shell body (1), the laser device (7) and the displacement sensor (8) are in sleeved supporting connection with the supporting plate (11) through the supporting sleeve block (9), and the displacement sensor (8) is a light receiving detection module.

2. A galvanometer coaxial focusing system according to claim 1, wherein: shell body (1) one side is equipped with installation slot (28), and installation slot (28) inner wall is equipped with installation picture peg (13), the shape phase-match of installation picture peg (13) and installation slot (28), and installation picture peg (13) are through installation slot (28) and shell body (1) and insert the installation, flexible groove (26) have been seted up on installation picture peg (13), and flexible groove (26) inner wall is equipped with shank of bolt (24), shank of bolt (24) one end is equipped with shank of bolt (23), and shank of bolt (24) outer wall is equipped with thread plate (25), thread plate (25) one end side is equipped with second spring (27), and thread plate (25) are elastic connection through second spring (27) and flexible groove (26).

3. A galvanometer coaxial focusing system according to claim 2, wherein: high lens (2) outer wall is equipped with spiral cover (21), and high lens (2) are spiral installation through spiral cover (21) and shell body (1), high lens (2) one side is equipped with protection piece (22), and protection piece (22) are the protruding structure of annular.

4. A galvanometer coaxial focusing system according to claim 3, wherein: electric property slot (3) outer wall is equipped with electric property plug (10), and electric property plug (10) both sides are equipped with locking fixed block (18), the locking fixed block (18) other end is equipped with first spring (19), and the first spring (19) other end is equipped with connecting block (20), electric property plug (10) are lock fixed connection through locking fixed block (18) and electric property slot (3), and electric property slot (3) both sides are equipped with locking groove (4), electric property slot (3) are the bolt fastening through locking groove (4) and electric property plug (10).

5. A galvanometer coaxial focusing system according to claim 4, wherein: base plate (6) both sides are equipped with heat-conducting plate (5), and heat-conducting plate (5) and shell body (1) inner wall laminating distribute, thermovent (17) have been seted up on shell body (1), and thermovent (17) upper end is equipped with seals piece (15), the shape of sealing piece (15) lower extreme and the shape phase-match of thermovent (17), and seal piece (15) lower extreme and be the magnetic structure, it is equipped with back force pivot (16) to seal piece (15) one side, and seals piece (15) and be elasticity upset through back force pivot (16) and shell body (1) and be connected.

6. A galvanometer coaxial focusing system according to claim 5, wherein: the outer wall of the field lens (12) is provided with a limiting fixing block (14), and the field lens (12) is installed with the outer shell (1) in a sliding insertion mode through the limiting fixing block (14).