CN210232508U

CN210232508U - Polishing device for concave-convex lens of stage lamp

Info

Publication number: CN210232508U
Application number: CN201921148602.6U
Authority: CN
Inventors: Xianhua Xie; 谢显华; Yan Wang; 王艳; Zicui Wang; 王紫翠; Hongxin Xie; 谢红新
Original assignee: Foshan Qizhihui Photoelectric Technology Co Ltd
Current assignee: Foshan Qizhihui Photoelectric Technology Co Ltd
Priority date: 2019-07-20
Filing date: 2019-07-20
Publication date: 2020-04-03
Anticipated expiration: 2029-07-20

Abstract

The utility model discloses a grinding device for unsmooth lens of stage lamp relates to camera lens processing field. The grinding device comprises an electric grinding mechanism, wherein the electric grinding mechanism is connected with a first swing assembly capable of driving the electric grinding mechanism to make a round trip to perform a limit swing in a first direction, the first swing assembly is connected with a second swing assembly capable of driving the first swing assembly and the electric grinding mechanism to make a round trip to perform a limit swing in a second direction as a whole, the grinding device further comprises a fixed first limit guide rail frame and a fixed second limit guide rail frame, the first limit guide rail frame is provided with a first limit chute, and the second limit guide rail frame is provided with a second limit chute. The utility model discloses a grinding device can make electronic grinding machanism alone in first direction or second direction respectively, or carry out polishing of curved surface synchronously, and the curved surface transition is natural, and the curvature radius error of lens is little, and curved surface finish level is high.

Description

Polishing device for concave-convex lens of stage lamp

Technical Field

The utility model relates to a camera lens processing field, concretely relates to a grinding device for concave-convex lens of stage lamp.

Background

With the continuous development of times, stage performances slowly enter the lives of the public, stage lamps are very important lamps in stages, and with the rise of various stages, great demands are made on stage lamps matched with various stages. The size and theme of the stage often determine the requirements of the size and brightness of the emergent light beam of the stage light, and for some ultra-large stage sites, a high-power stage light is usually required, and accordingly, the size of the lens is also large. The good or bad of lens has decided the projection effect of light, and powerful stage lamp usually, its inside operating temperature is also higher, and in order to adapt to the operational environment of higher temperature, powerful stage lamp adopts optical glass as the lens usually.

The optical glass is prepared by mixing high-purity oxides of silicon, boron, sodium, potassium, zinc, lead, magnesium, calcium, barium and the like according to a specific formula, melting the mixture in a platinum crucible at a high temperature, and uniformly stirring the mixture by using ultrasonic waves to remove bubbles; then slowly cooling for a long time to prevent the glass block from generating internal stress; the cooled glass block has excellent transparency, uniformity, refractive index, dispersion rate and other performances, and is widely applied to the technical field of optical lenses.

In the production and processing of optical lenses, the grinding and polishing of the surface is an important work and has direct influence on the performance of the lens, but when the lens with a concave-convex surface is ground by the existing grinding machine, the size precision is poor, the curvature change of the curved surface is large, and the qualification rate of the produced lens is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the defect that the above-mentioned technique exists, the utility model provides a grinding device for concave-convex lens of stage lamp.

The utility model discloses realize that the technical scheme that above-mentioned technological effect adopted is:

the utility model provides a grinding device for unsmooth lens of stage lamp, includes electronic grinding machanism, wherein, electronic grinding machanism is connected with and drives this electronic grinding machanism makes a round trip spacing wobbling first swing subassembly in the first direction, first swing subassembly is connected with and drives this first swing subassembly and electronic grinding machanism makes a round trip spacing wobbling second swing subassembly as a whole in the second direction.

Preferably, among the foretell grinding device for concave-convex lens of stage lamp, still including fixed first spacing guide rail frame and fixed second spacing guide rail frame, first spacing guide rail frame has first spacing spout, the front end slidable ground of first swing subassembly sets up should on the first spacing spout, second spacing guide rail frame has the spacing spout of second, the front end slidable ground of second swing subassembly sets up should on the spacing spout of second.

Preferably, in the polishing device for the concave-convex stage lamp lenses, the first limiting chute and the second limiting chute are arc-shaped channels, and have the same curvature radius as the concave-convex stage lamp lenses to be polished.

Preferably, in foretell a burnishing device for concave-convex lens of stage lamp, first swing subassembly with the structure of second swing subassembly is the same, the second swing subassembly includes a swivel mount and triangle-shaped mount, the swivel mount is equipped with bending type's fixed arm towards the one end of first swing subassembly, the lower extreme of first swing subassembly is fixed should on the fixed arm.

Preferably, in the polishing device for the concave-convex lens of the stage lamp, the rotating frame is slidably arranged on the second limiting sliding groove through a sliding block at one end close to the fixed arm.

Preferably, in the polishing device for the concave-convex lens of the stage lamp, a second driving mechanism is connected to one end, far away from the fixed arm, of the rotating frame, and the second driving mechanism is fixed to the triangular fixing frame.

Preferably, in the polishing device for the concave-convex stage lamp lenses, the second driving mechanism comprises a servo motor and a motor fixing shell sleeve formed on the triangular fixing frame, and the servo motor is arranged in the fixing shell sleeve.

Preferably, in the polishing device for the concave-convex stage lamp lenses, one end of the first swinging component, which is close to the second swinging component, is connected with a first driving mechanism, and the first driving mechanism is fixed on a fixed arm of the second swinging component.

Preferably, in the polishing device for the concave-convex lens of the stage lamp, the electric polishing mechanism comprises a motor and a polishing head fixed on a motor shaft of the motor, the motor is fixed on a supporting plate, and the supporting plate is fixedly connected with a fixing arm on a rotating frame of the first swing assembly.

The utility model has the advantages that: the utility model discloses a grinding device is through setting up the first swing subassembly of being connected with electronic grinding machanism to and the second swing subassembly that is connected with electronic grinding machanism as a holistic first swing subassembly, make electronic grinding machanism can be respectively alone in first direction or second direction, or carry out polishing of curved surface synchronously, the curved surface transition is natural, does not have the transition level, and the curvature radius error of lens is little, and curved surface finish level is high.

Drawings

Fig. 1 is a perspective view of the polishing device of the present invention;

fig. 2 is a perspective view of the polishing device of the present invention at another viewing angle;

fig. 3 is an exploded view of the second swing assembly of the present invention;

fig. 4 is a usage state diagram of the present invention.

Detailed Description

For a further understanding of the invention, reference is made to the following description taken in conjunction with the accompanying drawings and specific examples, in which:

as shown in fig. 1 and 2, the embodiment of the utility model provides a polishing device for concave-convex lens of stage lamp, this polishing device includes electronic grinding machanism 1. The electric grinding mechanism 1 is connected with a first swing assembly 4, the first swing assembly 4 is used for driving the electric grinding mechanism 1 to perform reciprocating limit swing in a first direction, and a swing path is an arc-shaped curve path. The first swing component 4 is connected with a second swing component 5 which can drive the first swing component 4 and the electric grinding mechanism 1 as a whole to perform limit swing back and forth in a second direction, and the swing path is an arc-shaped curve path.

In particular, in the preferred embodiment of the present invention, the device further comprises a fixed first limit guide rail frame 2 and a fixed second limit guide rail frame 3. The first limiting guide rail frame 2 is provided with a first limiting sliding groove 21 which is matched with an arc-shaped curve path, and the groove trend of the first limiting sliding groove 21 is also the arc-shaped curve path. The front end of the first swing component 4 is slidably disposed on the first limiting sliding groove 21, and the swing amplitude of the first swing component 4 is limited on the arc-shaped curved path of the first limiting sliding groove 21 under the guidance of the first limiting sliding groove 21 of the first limiting guide rail frame 2. The first limiting sliding groove 21 and the second limiting sliding groove 31 are both arc-shaped channels and are the same as the curvature radius of the concave-convex lens 100 of the stage lamp to be polished. The second limiting guide rail frame 3 is provided with a second limiting sliding groove 31, the front end of the second swing assembly 5 is slidably arranged on the second limiting sliding groove 31, and under the guide of the second limiting sliding groove 31 of the second limiting guide rail frame 3, the swing amplitude of the first swing assembly 4 and the electric grinding mechanism 1 as a whole is limited on the arc-shaped curve path of the second limiting sliding groove 31. Under the independent drive or the combined drive of the first swing assembly 4 and the second swing assembly 5, the electric grinding mechanism 1 can independently or synchronously grind the curved surface in the first direction or the second direction respectively.

Specifically, in the preferred embodiment of the present invention, the first swing assembly 4 and the second swing assembly 5 have the same structure. The second swing assembly 5 comprises a rotating frame 52 and a triangular fixed frame 51, the rotating frame 52 is provided with a fixed arm 521 formed by bending at one end facing the first swing assembly 4, and the lower end of the first swing assembly 4 is fixed on the fixed arm 521. The rotating frame 52 is slidably disposed on the second limiting sliding groove 31 at an end near the fixing arm 521 through a sliding block 53. The second driving mechanism 7 is connected to the end of the rotating frame 52 away from the fixed arm 521, and the second driving mechanism 7 is fixed to the triangular fixed frame 51.

Specifically, in the preferred embodiment of the present invention, the second driving mechanism 7 includes a servo motor 71 and a motor fixing housing 72 formed on the triangular fixing frame 51, and the servo motor 71 is disposed in the fixing housing 72. The first swing assembly 4 is connected with a first driving mechanism 6 at one end close to the second swing assembly 5, and the first driving mechanism 6 is fixed on a fixed arm of the second swing assembly 5. The first driving mechanism 6 comprises a servo motor and a motor fixing shell, and the motor fixing shell of the first driving mechanism 6 is fixed on the triangular fixing frame of the first swing assembly 4. As an embodiment of the present invention, the electric polishing mechanism 1 includes a motor 13 and a polishing head 11 fixed on the motor shaft of the motor 13, the motor 13 is fixed on a supporting plate 8, and the supporting plate 8 is fixedly connected to the fixing arm on the rotating frame of the first swinging assembly 4. After an area within an amplitude range is polished and played, the stage lamp concave-convex lens 100 is rotated, so that other surfaces to be polished are tightly attached to the polishing head 11, and then polishing of other areas can be completed.

It should be noted that the motor 13, the servo motor 71, and the servo motor of the first driving mechanism 6 of the present invention are motor products in the prior art, and it is sufficient to reduce the size. The drive control of the servo motor is controlled by a servo motor controller, namely the setting of the back-and-forth rotation angular displacement is matched with the groove length of the first limiting sliding groove 21 and the second limiting sliding groove 31. For example, when the motor shaft of the servo motor 71 corresponds to the middle position of the second limiting chute 31, the servo motor 71 processes the 0 coordinate point of the angular displacement, and the angular displacements of the positive and negative rotations are equal, so as to realize the back and forth swing. The angular displacement control technology of the servo motor belongs to the prior art and is not described in detail herein. As a preferred embodiment, the servo motor in the utility model is a servo motor with Misnco brand and MS-03 model, and the servo motor is Misnco brand and MR-J2S-20A model.

To sum up, the utility model discloses a grinding device is through setting up the first swing subassembly of being connected with electronic grinding machanism to and the second swing subassembly that is connected with electronic grinding machanism as a holistic first swing subassembly for electronic grinding machanism can be independent in first direction or second direction respectively, or carries out polishing of curved surface synchronously, and the curved surface transition is natural, does not have the transition level, and the curvature radius error of lens is little, and curved surface finish level is high.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the foregoing embodiments and the description with reference to the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended that all such changes and modifications fall within the scope of the invention as claimed, which is defined by the claims appended hereto and their equivalents.

Claims

1. The utility model provides a grinding device for unsmooth lens of stage lamp, includes electronic grinding machanism (1), its characterized in that, electronic grinding machanism (1) is connected with and drives this electronic grinding machanism (1) first swing subassembly (4) of the spacing wobbling of making a round trip in the first direction, first swing subassembly (4) are connected with and drive this first swing subassembly (4) and electronic grinding machanism (1) make a round trip spacing wobbling second swing subassembly (5) as a whole in the second direction.

2. The grinding device for stage light concave-convex lenses according to claim 1, further comprising a fixed first limit guide rail frame (2) and a fixed second limit guide rail frame (3), wherein the first limit guide rail frame (2) is provided with a first limit sliding groove (21), the front end of the first swing assembly (4) is slidably arranged on the first limit sliding groove (21), the second limit guide rail frame (3) is provided with a second limit sliding groove (31), and the front end of the second swing assembly (5) is slidably arranged on the second limit sliding groove (31).

3. The device for grinding stage plano-convex lenses according to claim 2, characterized in that the first and second limiting chutes (21, 31) are both arc-shaped channels, the same as the radius of curvature of the stage plano-convex lens (100) to be ground.

4. The grinding device for stage lighting concavo-convex lens of claim 3, characterized in that the first swing component (4) and the second swing component (5) have the same structure, the second swing component (5) comprises a rotating frame (52) and a triangular fixed frame (51), the rotating frame (52) is provided with a fixed arm (521) formed by bending at one end facing the first swing component (4), and the lower end of the first swing component (4) is fixed on the fixed arm (521).

5. The polishing device for stage concavo-convex lens of claim 4, characterized in that, the rotating frame (52) is slidably arranged on the second limiting chute (31) at one end near the fixed arm (521) through a sliding block (53).

6. The polishing device for stage concavo-convex lens of claim 4, characterized in that the rotating frame (52) is connected with a second driving mechanism (7) at one end far away from the fixed arm (521), and the second driving mechanism (7) is fixed on the triangular fixing frame (51).

7. The polishing device for stage concavo-convex lenses as defined in claim 6, wherein said second driving mechanism (7) includes a servo motor (71) and a motor fixing housing (72) formed on said triangular fixing frame (51), said servo motor (71) being provided in said fixing housing (72).

8. The polishing device for stage concavo-convex lenses as defined in claim 4, wherein a first driving mechanism (6) is connected to one end of said first swing component (4) near said second swing component (5), said first driving mechanism (6) being fixed to a fixed arm of said second swing component (5).

9. A grinding device for stage concave-convex lenses according to claim 4, characterized in that the electric grinding mechanism (1) comprises a motor (13) and a grinding head (11) fixed on the motor shaft of the motor (13), the motor (13) is fixed on a supporting plate (8), and the supporting plate (8) is fixedly connected with a fixed arm on the rotating frame of the first swinging component (4).