CN210649015U

CN210649015U - Optical lens adjusting device and laser system

Info

Publication number: CN210649015U
Application number: CN201921088426.1U
Authority: CN
Inventors: 代雨成; 曹洪涛; 刘亮; 蒙辉辉; 姚瑶; 吕启涛; 高云峰
Original assignee: Han s Laser Technology Industry Group Co Ltd
Current assignee: Han s Laser Technology Industry Group Co Ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-06-02
Anticipated expiration: 2029-07-11

Abstract

The utility model provides an optical lens adjusting device, which comprises a mounting seat, the lens, elastic connection spare and regulating part, be equipped with logical unthreaded hole and mounting hole on the mount pad, logical unthreaded hole and mounting hole sharp intercommunication, the lens passes through elastic connection spare and connects on the mount pad and cover in mounting hole department, regulating part swivelling joint on the mount pad and one end is contradicted on the lens, swivelling joint spare is with the space angle between regulation lens and the mounting hole, the utility model also provides a laser system, including an optical lens adjusting device, still including setting up the laser emitter in a location camera in a outside of logical unthreaded hole and a outside of mounting hole, the lens is established to the mirror that passes through, and laser emitter's transmitting terminal is towards the plane of reflection through the mirror, and the camera end of location camera is towards logical unthreaded hole, reaches the advantage that is difficult for producing redundant degree of freedom behind the regulation optical lens.

Description

Optical lens adjusting device and laser system

Technical Field

The utility model belongs to the technical field of optics, more specifically say, relate to an optical lens adjusting device and laser system.

Background

The existing laser processing equipment usually adopts a vision system to position a processed product so as to improve the processing precision of the laser processing equipment and reduce the laser scanning time of laser processing. Typically, the center of processing of the laser processing apparatus coincides with the center of field of view of the vision system through the outer coaxial structure. When the spatial pose of the transflective lens of the external coaxial structure is finely adjusted, redundant freedom is generated, and the difficulty of adjusting laser processing equipment is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical lens adjusting device to solve the space position appearance that exists among the prior art to the perspective mirror piece of external coaxial structure and can produce redundant degree of freedom when carrying out the fine setting, increase the technical problem of the degree of difficulty of adjustment laser processing equipment.

In order to realize one of the above purposes, the utility model adopts the technical scheme that: the utility model provides an optical lens adjusting device, including mount pad, lens, elastic connecting piece and regulating part, be equipped with logical unthreaded hole and mounting hole on the mount pad, lead to the unthreaded hole with the mounting hole sharp intercommunication, the lens passes through elastic connecting piece connects just cover on the mount pad mounting hole department, elastic connecting piece keeps away from the one end of lens is worn to establish mount pad and elastic connection in the mount pad, the regulating part swivelling joint be in on the mount pad and one end conflict be in on the lens, it is rotatory the regulating part in order to adjust the lens with space angle between the mounting hole.

The utility model provides a pair of optical lens adjusting device's beneficial effect lies in: compared with the prior art, the utility model discloses can the rotation regulation piece to make the regulating part finely tune on the mount pad, thereby finely tune the lens through the regulating part, make the light path through the lens obtain changing. The adjusting part is matched with the elastic connecting part, so that after the lens is adjusted, no degree of freedom redundancy exists between the lens and the mounting seat, the lens is not easy to deform, the stability of the lens is ensured, and the adjustment precision of the lens is ensured.

Furthermore, the adjusting part comprises a first fixing block and a first ball head adjusting rod, a round counter bore is formed in the first fixing block, the first fixing block is fixed to one side edge of the lens, the rod portion of the first ball head adjusting rod is in threaded connection with the mounting seat, and the ball head portion of the first ball head adjusting rod is in contact with the inside of the round counter bore.

Further, the adjusting part comprises a second fixing block and a second ball head adjusting rod, an adjusting hole is formed in the second fixing block, the adjusting hole extends along a straight line, the section of the adjusting hole in the length direction is V-shaped, the second fixing block is fixed to one side edge of the lens, the rod portion of the second ball head adjusting rod is in threaded connection with the mounting seat, and the ball head portion of the second ball head adjusting rod is in contact with the inside of the adjusting hole.

Further, the adjusting part comprises a third fixing block and a third ball head adjusting rod, a tapered hole is formed in the third fixing block, the third fixing block is fixed to one side edge of the lens, the rod portion of the third ball head adjusting rod is in threaded connection with the mounting seat, and the ball head portion of the third ball head adjusting rod is in contact with the inside of the tapered hole.

Further, the second fixed block and the third fixed block are respectively arranged on adjacent side edges of the lens, the center of the conical hole is located on a central axis of the adjusting hole in the width direction, and the first fixed block, the second fixed block and the third fixed block are integrally connected.

Further, the optical lens adjusting device comprises an installation frame and a plurality of connecting pieces, the lens is embedded on the installation frame, the lens is locked or unlocked on the installation frame through the connecting pieces, one end of each adjusting piece is abutted on the installation frame, and the elastic connecting pieces are connected on the installation frame.

Furthermore, the connecting piece comprises a pressing block and a locking piece, the locking piece detachably connects the pressing block to the mounting frame, and the lens is clamped between the mounting frame and the pressing block.

Further, the surface of the pressing block facing the lens is fixed with an elastic protection member for elastically contacting the lens.

Further, the elastic connecting piece comprises a spring and a connecting rod, the spring is sleeved and limited on the connecting rod, and one end of the connecting rod penetrates through the mounting seat and is in threaded connection with the lens.

The second purpose of the present invention is to provide a laser system, which is a second purpose of the present invention, the present invention adopts the following technical scheme: including an optical lens adjusting device, still including setting up the location camera in a outside of logical unthreaded hole with the laser emitter in a outside of mounting hole, the lens is established to the transflective lens, laser emitter's transmitting terminal orientation the plane of reflection of transflective lens, the end orientation of making a video recording of location camera leads to the unthreaded hole.

The utility model provides a pair of laser system's beneficial effect lies in: compared with the prior art, the utility model discloses a relative position appearance relation between regulating part and the flexible connectors's cooperation is adjusted lens and the mount pad, realizes that laser emitter's laser is through the clean back of transreflective mirror facula, line width optical parameter's unanimity in the laser processing plane, has improved the convenience of laser system debugging.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of an optical lens adjusting apparatus according to an embodiment of the present invention;

3 FIG. 32 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 at 3 A 3- 3 A 3 of 3 FIG. 31 3; 3

Fig. 3 is a schematic structural diagram of an optical lens adjusting apparatus according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram three of an optical lens adjusting apparatus according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 3;

fig. 6 is a schematic structural diagram of a laser system according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. a mounting seat; 11. a light through hole; 12. mounting holes; 2. a lens; 3. an elastic connecting member; 31. a spring; 32. a connecting rod; 4. an adjustment member; 41. a first fixed block; 411. a circular counter bore; 42. a first ball head adjusting rod; 43. a second fixed block; 431. an adjustment hole; 44. a second ball head adjusting rod; 45. a third fixed block; 451. a tapered hole; 46. a third ball head adjusting rod; 5. installing a frame; 6. a connecting member; 61. a compression block; 62. a locking member; 7. an elastic protection member; 8. positioning a camera; 9. a laser transmitter; 10. and (5) processing the object to be processed.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and fig. 2, an optical lens adjusting apparatus according to the present invention will be described. The utility model provides an optical lens adjusting device, including mount pad 1, lens 2, elastic connecting piece 3 and regulating part 4, be equipped with logical unthreaded hole 11 and mounting hole 12 on the mount pad 1, lead to unthreaded hole 11 and the 12 sharp intercommunications of mounting hole, lens 2 is connected on mount pad 1 and is covered in mounting hole 12 department through elastic connecting piece 3, regulating part 4 swivelling joint is on mount pad 1 and one end is contradicted on lens 2, swivel adjustment spare 4 is with the space angle between regulating lens 2 and mounting hole 12.

The utility model provides a pair of optical lens adjusting device compares with prior art, rotatory regulating part 4 to make regulating part 4 finely tune on mount pad 1, thereby finely tune lens 2 through regulating part 4, make the light path through lens 2 obtain changing. Adjusting part 4 and the cooperation of elastic connection spare 3 make 2 adjustment of lens after, there is not the degree of freedom redundancy between 2 and the mount pad of lens, and 2 difficult emergence of lens are out of shape, guarantee the stability that 2 uses of lens, guarantee the precision that 2 regulations of lens.

Further, please refer to fig. 1 to fig. 3 together, as a specific embodiment of the present invention, the adjusting member 4 includes a first fixing block 41 and a first ball-adjusting rod 42, the first fixing block 41 is provided with a circular counterbore 411, the first fixing block 41 is fixed at a side of the lens 2, a rod portion of the first ball-adjusting rod 42 is connected with the mounting base 1 by a screw, and a ball head portion of the first ball-adjusting rod 42 is in internal contact with the circular counterbore 411.

The first ball-adjusting rod 42 is matched with the circular counter bore 411 on the first fixing block 41 to ensure that the lens 2 has a Y direction and a T direction_YThe degree of freedom of (c). T is_YIndicating rotation about the Y axis.

Specifically, the rod of the first ball-end adjusting lever 42 is a fine-toothed screw.

Further, please refer to fig. 1 to fig. 3 together, as the utility model provides a specific implementation of an optical lens adjusting device, adjusting part 4 includes second fixed block 43 and second bulb adjusting rod 44, be equipped with adjusting hole 431 on the second fixed block 43, adjusting hole 431 sets up along the straight line extension, the ascending cross-section in adjusting hole 431 length direction is the V type, second fixed block 43 is fixed in a side department of lens 2, the pole portion and the mount pad 1 threaded connection of second bulb adjusting rod 44, the bulb portion and the adjusting hole 431 internal contact of second bulb adjusting rod 44.

The second ball-adjusting rod 44 and the adjusting hole 431 of the second fixing block 43 cooperate to make the lens 2 have an X direction and a T direction_XThe degree of freedom of (c). T is_XIndicating rotation about the X-axis.

Specifically, the rod of the second ball-end adjusting lever 44 is a fine-toothed screw.

Further, please refer to fig. 1 to fig. 3 together, as a specific embodiment of the present invention, the adjusting member 4 includes a third fixing block 45 and a third ball adjusting rod 46, the third fixing block 45 is provided with a tapered hole 451, the third fixing block 45 is fixed at a side of the lens 2, a rod portion of the third ball adjusting rod 46 is in threaded connection with the mounting base 1, and a ball portion of the third ball adjusting rod 46 is in internal contact with the tapered hole 451.

The third ball adjustment rod 46 and the tapered hole 451 on the third fixed block 45 cooperate to make the lens 2 have a Z-direction and a T-direction_ZThe degree of freedom of the direction. T is_ZIndicating rotation about the Z axis

Specifically, the rod of the third ball adjustment lever 46 is a fine-pitch screw.

Further, please refer to fig. 3 and fig. 4 together, as a specific embodiment of the present invention, the second fixing block 43 and the third fixing block 45 are respectively disposed on the adjacent sides of the lens 2, the center of the taper hole 451 is located on the central axis of the width direction of the adjusting hole 431, and the first fixing block 41, the second fixing block 43 and the third fixing block 45 are integrally connected.

The second ball head adjusting rod 44 and the third ball head adjusting rod 46 are not easy to interfere with each other in the adjusting process, so that the smoothness of the adjustment of the lens 2 is ensured. The first fixing block 41, the second fixing block 43 and the third fixing block 45 are integrally connected, so that the manufacturing of the adjusting part 4 and the installation of the adjusting part 4 are more convenient.

Further, please refer to fig. 3 to fig. 4 together, as a specific embodiment of the present invention, the optical lens adjusting device includes a mounting frame 5 and a plurality of connecting pieces 6, the lens 2 is embedded on the mounting frame 5, the lens 2 is locked or unlocked on the mounting frame 5 through the connecting pieces 6, one end of the adjusting piece 4 is abutted on the mounting frame 5, and the elastic connecting piece 3 is connected on the mounting frame 5.

The lens 2 is embedded in the mounting frame 5, so that the contact area between the lens 2 and the mounting frame 5 is larger, and the lens 2 is not easy to separate from the mounting frame 5. The adjusting piece 4 and the elastic connecting piece 3 are connected on the mounting frame 5, and play a role of protecting the lens 2. And a connecting piece 6. The connecting piece 6 guarantees that the lens 2 is not easy to separate from the mounting frame 5, and guarantees the stability of connection between the lens 2 and the mounting frame 5.

Further, referring to fig. 3 to 4 together, as a specific embodiment of the present invention, the connecting member 6 includes a pressing block 61 and a locking member 62, the locking member 62 detachably connects the pressing block 61 to the mounting frame 5, and the lens 2 is clamped between the mounting frame 5 and the pressing block 61.

The connecting piece 6 is simple in structure and very practical. The pressing block 61 presses the lens 2 onto the mounting frame 5, and the locking member 62 enables the pressing block 61 to be not easy to separate from the mounting frame 5, so that the lens 2 is not easy to separate from the mounting frame 5.

In particular, retaining member 62 is a threaded member.

Further, referring to fig. 3 to 4, as an embodiment of the present invention, an elastic protection member 7 is fixed on a surface of the pressing block 61 facing the lens 2, and the elastic protection member 7 is configured to elastically contact with the lens 2.

The holding-down block 61 presses the elastic protection 7 against the lens 2, so that the holding-down block 61 presses the lens 2 by means of soft pressing, avoiding deformation or damage of the lens 2 due to hard pressing.

Specifically, the pressing block 61 is provided with a sealing groove (not shown), the elastic connecting member 3 is an O-shaped adhesive tape, and the O-shaped adhesive tape is fixed in the sealing groove.

Further, please refer to fig. 1 to fig. 2 together, as a specific embodiment of the present invention, the elastic connecting member 3 includes a spring 31 and a connecting rod 32, the spring 31 is sleeved and limited on the connecting rod 32, and one end of the connecting rod 32 passes through the mounting base 1 and is connected with the lens 2 by a screw thread.

The elastic connecting piece 3 has simple structure and is very practical. When the angle of lens 2 is adjusted through regulating part 4, can adjust connecting rod 32, make the elasticity between lens 2 and mount pad 1 obtain adjusting to make lens 2 be difficult for taking place to warp.

Referring to fig. 1 and 6, the present invention further provides a laser system, which includes an optical lens adjusting device, and further includes a positioning camera 8 disposed outside the light passing hole 11 and a laser emitter 9 disposed outside the mounting hole 12, the lens 2 is set as a half mirror, the emitting end of the laser emitter 9 faces the reflecting surface of the half mirror, and the camera end of the positioning camera 8 faces the light passing hole 11.

The utility model provides a pair of laser system compares with prior art, through regulating part 4 and elastic connection piece 3's cooperation, adjusts relative position appearance relation between lens 2 and the mount pad 1, realizes that laser emitter 9's laser is through going through behind the mirror-transparent in the laser processing plane facula, line width optical parameter's unanimity, has improved the convenience of laser system debugging.

Specifically, the mounting base 1 is mounted on a laser main beam (not shown).

Specifically, the laser transmitter 9 is directed toward the object to be processed 10. The object to be processed 10 is located outside the mounting hole 12.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an optical lens adjusting device, a serial communication port, including mount pad, lens, elastic connecting piece and regulating part, be equipped with logical unthreaded hole and mounting hole on the mount pad, lead to the unthreaded hole with the mounting hole sharp intercommunication, the lens passes through elastic connecting piece connects just cover on the mount pad mounting hole department, elastic connecting piece keeps away from the one end of lens is worn to establish mount pad and elastic connection in the mount pad, regulating part swivelling joint be in on the mount pad and one end conflict be in on the lens, it is rotatory the regulating part with the regulation the lens with space angle between the mounting hole.

2. An adjusting apparatus for optical lens according to claim 1, wherein the adjusting member includes a first fixing block and a first ball-adjusting lever, the first fixing block is provided with a circular counterbore, the first fixing block is fixed at a side of the lens, a rod of the first ball-adjusting lever is in threaded connection with the mounting base, and a ball head of the first ball-adjusting lever contacts with the inside of the circular counterbore.

3. An adjusting apparatus for optical lens according to claim 2, wherein the adjusting member includes a second fixing block and a second ball-adjusting rod, the second fixing block has an adjusting hole extending along a straight line, the adjusting hole has a V-shaped cross section along the length direction, the second fixing block is fixed at a side of the lens, the rod of the second ball-adjusting rod is connected with the mounting seat by a screw, and the ball head of the second ball-adjusting rod contacts with the inside of the adjusting hole.

4. An optical lens adjusting apparatus as claimed in claim 3, wherein the adjusting member includes a third fixing block and a third ball adjusting lever, the third fixing block is provided with a tapered hole, the third fixing block is fixed at a side of the lens, a rod of the third ball adjusting lever is in threaded connection with the mounting base, and a ball head of the third ball adjusting lever contacts with the inside of the tapered hole.

5. An optical lens adjusting apparatus as claimed in claim 4, wherein the second fixing block and the third fixing block are respectively provided on adjacent sides of the lens, the center of the tapered hole is located on a central axis in a width direction of the adjusting hole, and the first fixing block, the second fixing block and the third fixing block are integrally connected.

6. An optical lens adjusting apparatus as claimed in claim 1, wherein the optical lens adjusting apparatus comprises a mounting frame and a plurality of connecting members, the lens is embedded in the mounting frame, the lens is locked or unlocked to the mounting frame via the connecting members, one end of the adjusting member abuts against the mounting frame, and the elastic connecting member is connected to the mounting frame.

7. An optical lens adjusting apparatus according to claim 6, wherein the connecting member includes a pressing block and a locking member, the locking member detachably connecting the pressing block to the mounting frame, and the lens is clamped between the mounting frame and the pressing block.

8. An optical lens adjusting apparatus according to claim 7, wherein a surface of the pressing block facing the lens is fixed with an elastic protector for elastically contacting the lens.

9. An optical lens adjusting apparatus as claimed in claim 1, wherein the elastic connecting member includes a spring and a connecting rod, the spring is sleeved and limited on the connecting rod, and one end of the connecting rod passes through the mounting seat and is connected with the lens by screw thread.

10. A laser system, comprising an optical lens adjusting apparatus as claimed in any one of claims 1 to 9, further comprising a positioning camera disposed on an outer side of the light passing hole and a laser emitter disposed on an outer side of the mounting hole, wherein the lens is configured as a half mirror, a transmitting end of the laser emitter faces a reflecting surface of the half mirror, and a camera end of the positioning camera faces the light passing hole.