阅读说明：本技术 一种棒状基板的镀膜卡具架 (Coating fixture frame of bar-shaped substrate ) 是由 谢雨江 原清海 刘玉安 于 2020-08-28 设计创作，主要内容包括：本发明提供了一种棒状基板的镀膜卡具架,包括卡具底座和翻转卡条,所述卡具底座的夹持部相对两侧均开设相互连通的圆形嵌槽和方形嵌槽；待镀膜基板的相对两侧均固定所述翻转卡条,所述翻转卡条上固定设置与所述方形嵌槽适配的突出块,使所述翻转卡条与所述卡具底座活动连接；其中,所述突出块的长度小于所述圆形嵌槽的直径。本发明能够牢固固定棒状基板,有效保护基板的光学表面,还可以达到直接翻转基板的目的,有效保证了产品的镀膜质量和工作效率。(The invention provides a coating fixture frame for a bar-shaped substrate, which comprises a fixture base and an overturning fixture strip, wherein two opposite sides of a clamping part of the fixture base are provided with a circular caulking groove and a square caulking groove which are mutually communicated; the two opposite sides of the substrate to be coated are both fixed with the turnover clamping strips, and the turnover clamping strips are fixedly provided with protruding blocks matched with the square caulking grooves, so that the turnover clamping strips are movably connected with the fixture base; wherein the length of the protruding block is smaller than the diameter of the circular caulking groove. The invention can firmly fix the rod-shaped substrate, effectively protect the optical surface of the substrate, and can also achieve the aim of directly overturning the substrate, thereby effectively ensuring the coating quality and the working efficiency of the product.)

1. The utility model provides a coating film fixture frame of bar base plate which characterized in that: the fixture comprises a fixture base and an overturning clamping strip, wherein a round caulking groove and a square caulking groove which are mutually communicated are formed in two opposite sides of a clamping part of the fixture base; the two opposite sides of the substrate to be coated are both fixed with the turnover clamping strips, and the turnover clamping strips are fixedly provided with protruding blocks matched with the square caulking grooves, so that the turnover clamping strips are movably connected with the fixture base;

wherein the length of the protruding block is smaller than the diameter of the circular caulking groove.

2. The coating film jig frame for a rod-shaped substrate according to claim 1, wherein: the fixture base comprises a fixture disc and a fixing column, the fixture disc is detachably connected with the fixing column, and the fixing column is provided with a circular caulking groove and a square caulking groove which are mutually communicated, so that the protruding block can be embedded in the circular caulking groove and the square caulking groove.

3. The coating film jig frame for a rod-shaped substrate according to claim 2, wherein: and the fixture plate is provided with a substrate hole matched with the end part of the substrate to be coated, so that the end part of the substrate to be coated is embedded in the substrate hole.

4. The coating film clip holder for a rod-shaped substrate according to claim 2 or 3, wherein: the cross section of the fixing column is L-shaped, and a sunk groove and a screw hole are respectively formed in the horizontal part of the fixing column and the corresponding position of the fixture disc, so that the fixture disc and the fixing column are detachably connected through screws.

5. The coating film jig frame for a rod-shaped substrate according to claim 4, wherein: the front surface of the protruding block is in a track shape.

6. The coating film jig frame for a rod-shaped substrate according to claim 1, wherein: the turnover clamping strip and the substrate to be coated are fixed through a high-temperature adhesive tape.

7. The coating film jig frame for a rod-shaped substrate according to claim 1, wherein: the turnover clamping strip and the protruding block are integrally arranged.

8. The coating film jig frame for a rod-shaped substrate according to claim 2, wherein: the fixed column and the overturning clamping strip are both made of polytetrafluoroethylene materials.

Technical Field

The invention relates to the technical field of optical coating, in particular to a coating fixture frame of a bar-shaped substrate.

Background

At present, with the rapid development of optics in the military and civil science and technology fields, various lenses are widely applied to optical systems, the requirements on optical coating technology are higher and higher, various substrates with unconventional shapes are produced, and new requirements on the shape, the performance and the like of a novel substrate clamp are also provided.

Traditional base plate fixture has certain restriction to the thickness of base plate, and when base plate thickness is slightly bigger, the stability of base plate just hardly obtains guaranteeing during the coating film to traditional base plate fixture can not do direct upset base plate, when the two-sided coating film of base plate, need take off the base plate completely and turn over, the clean degree on base plate surface, the safety of rete and base plate is hardly obtained guaranteeing.

Disclosure of Invention

The invention aims to provide a coating fixture frame for a rod-shaped substrate, which not only can firmly fix the rod-shaped substrate and effectively protect the optical surface of the substrate, but also can achieve the aim of directly overturning the substrate, and effectively ensures the coating quality and the working efficiency of a product.

In order to achieve the purpose, the invention provides the following technical scheme:

a coating fixture frame for a bar-shaped substrate comprises a fixture base and a turnover clamping strip, wherein two opposite sides of a clamping part of the fixture base are provided with a circular caulking groove and a square caulking groove which are mutually communicated; the two opposite sides of the substrate to be coated are both fixed with the turnover clamping strips, and the turnover clamping strips are fixedly provided with protruding blocks matched with the square caulking grooves, so that the turnover clamping strips are movably connected with the fixture base;

wherein the length of the protruding block is smaller than the diameter of the circular caulking groove.

According to a preferred embodiment, the fixture base comprises a fixture disc and a fixing column, the fixture disc is detachably connected with the fixing column, and a circular caulking groove and a square caulking groove which are mutually communicated are formed in the fixing column, so that the protruding block can be embedded in the circular caulking groove and the square caulking groove.

According to a preferred embodiment, the fixture plate is provided with a substrate hole matched with the end of the substrate to be coated, so that the end of the substrate to be coated is embedded in the substrate hole.

According to a preferred embodiment, the cross section of the fixing column is L-shaped, and a sunk groove and a screw hole are respectively formed in the horizontal part of the fixing column and the corresponding position of the fixture disc, so that the fixture disc and the fixing column are detachably connected through screws.

According to a preferred embodiment, the front face of the protruding block is racetrack shaped.

According to a preferred embodiment, the turnover clamping strip and the substrate to be coated are fixed through a high-temperature adhesive tape.

According to a preferred embodiment, the flip-over clip strip is integrally provided with the protruding block.

According to a preferred embodiment, the fixing column and the overturning clamping strip are both made of polytetrafluoroethylene materials. The coating fixture frame for the rod-shaped substrate has the beneficial effects that:

(1) the coating fixture frame can stably fix the rod-shaped substrate to realize coating of the upper end face and the lower end face.

(2) The double-sided coating of the substrate can be realized without disassembly, and the problems of scratch and film damage caused by taking the substrate when the substrate is turned over are effectively avoided.

(3) Effectively reducing the turnover time of the substrate and improving the labor productivity.

(4) The coating fixture frame has the advantages of simple structure, low cost and long service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a combined assembly view of the coating fixture frame of the present invention;

FIG. 2 is a top view of a chuck disk in accordance with the present invention;

FIG. 3 is a cross-sectional view of a chuck disk in accordance with the present invention;

FIG. 4 is a cross-sectional view of a stationary post according to the present invention;

FIG. 5 is a side view of a stationary post according to the present invention;

FIG. 6 is a front view of the flip card strip of the present invention;

fig. 7 is a side view of the flip card strip of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood 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 to 7, one embodiment of a coating fixture holder for a bar-shaped substrate according to the present invention comprises a fixture base and a turning strip 3, wherein opposite sides of a clamping portion of the fixture base are provided with a circular caulking groove 2-2 and a square caulking groove 2-1 which are communicated with each other; the two opposite sides of the substrate 4 to be coated are both fixed with the turnover clamping strips 3, and the turnover clamping strips 3 are fixedly provided with protruding blocks 7 matched with the square caulking grooves 2-1, so that the turnover clamping strips 3 are movably connected with the clamp base; wherein the length of the protruding block 7 is smaller than the diameter of the circular caulking groove 2-2.

According to a preferred embodiment, the fixture base comprises a fixture disc 1 and a fixing column 2, the fixture disc 1 is detachably connected with the fixing column 2, and the preferred structure and connection mode are that the cross section of the fixing column 2 is L-shaped, and a sunk groove 5 and a screw hole 6 are respectively formed in the horizontal part of the fixing column 2 and the corresponding position of the fixture disc 1, so that the fixture disc 1 is detachably connected with the fixing column 2 through screws. But the detachable connection of the chuck plate 1 and the fixing post 2 is not limited to the above-mentioned screw connection.

The fixing column 2 is provided with a round caulking groove 2-2 and a square caulking groove 2-1 which are mutually communicated, so that the protruding block 7 can be embedded in the round caulking groove 2-2 and the square caulking groove 2-1. Specifically, the length of the protruding block 7 is slightly smaller than the diameter of the circular caulking groove 2-2 of the fixing column 2, the width of the protruding block 7 is slightly smaller than the width of the caulking groove in the direction of the fixing column 2, and the height of the protruding block 7 is slightly smaller than the thickness of the fixing column 2.

The mounting steps of the coating fixture frame of the invention are as follows:

(1) fixing the substrate 4 to be coated and the two turnover clamping strips 3 by using a high-temperature adhesive tape;

(2) placing the two protruding blocks 7 of the two overturning clamping strips 3 into the caulking grooves of the two fixing columns 2;

(3) aligning the sink groove 5 and the screw hole 6;

(4) a countersunk head screw is placed in each countersunk groove 5;

(5) and screwing down the countersunk head screw, wherein the head of the countersunk head screw is arranged in the countersunk groove 5, and the thread part of the countersunk head screw is matched with the screw hole 6, so that the fixing column 2 and the fixture disc 1 are fastened through the countersunk head screw.

The protruding block 7 of the turnover clamping strip 3 is placed in the caulking groove of the fixed column 2 to be matched for use, after the first surface is coated with a film, the turnover clamping strip 3 is only required to be upwards lifted together with the coated substrate 4, when the protruding block 7 of the turnover clamping strip 3 enters the circular caulking groove 2-2 of the fixed column 2 from the direction caulking groove, the turnover clamping strip 3 rotates, when the rotation is carried out to 180 degrees, the coated substrate 4 is turned over, the turnover clamping strip 3 and the coated substrate 4 descend, the protruding block 7 of the turnover clamping strip 3 descends to the bottom of the square caulking groove 2-1 of the fixed column 2, the lower end face of the coated substrate 4 is just level with the lower surface of the fixture disc 1, and the turnover is completed at the moment.

The rodlike substrate 4 to be coated is clamped by the overturning clamping strip 3 and the fixing column 2, so that the movement is avoided. The overturning clamping strip 3 is matched with the fixing column 2, so that the substrate 4 to be coated is overturned. The thread of the countersunk head screw is matched with the screw hole 6 on the fixture disc 1, and the head of the countersunk head screw is completely arranged in the sunk groove 5.

The coating fixture does not need to be disassembled when the rodlike long substrate is coated, and only the coating fixture needs to be integrally turned, so that the problems of substrate scratching and film layer damage caused by substrate taking are avoided, and the labor productivity is greatly improved.

According to a preferred embodiment, the fixture plate 1 is provided with a substrate hole 8 matched with the end of the substrate 4 to be coated, so that the end of the substrate 4 to be coated is embedded in the substrate hole 8, and the rod-shaped substrate is clamped by the fixed column 2 and the overturning clamping strip 3, thereby preventing the rod-shaped long substrate from moving. The substrate 4 to be coated has a rod-like shape, the end of the substrate can be any shape such as circular, square or triangular, and the shape of the substrate hole 8 is matched with the shape of the end of the substrate 4 to be coated.

According to one embodiment of the present invention, as shown in fig. 2, the substrate hole 8 is a square hole.

According to another embodiment of the invention, the substrate 4 to be coated is in the shape of a cylindrical rod and the substrate holes 8 are arranged as circular holes. The turning clamping strip 3 is provided with a groove on the inner side wall contacting with the substrate 4 to be coated, and the radius of the groove is the same as that of the substrate 4 to be coated, so that the turning clamping strip 3 is fixedly connected with the substrate 4 to be coated.

To facilitate the turning over, according to a preferred embodiment, the front face of the protruding block 7 is racetrack shaped, as shown in fig. 7. Because the two ends of the runway-shaped protruding block 7 are arc surfaces which are matched with the groove wall arc surface of the circular caulking groove 2-2 on the fixed column 2, the overturning of the overturning clamping strip 3 is facilitated.

For the purpose of simple design, according to a preferred embodiment, the flip clip strip 3 is provided integrally with the protruding block 7.

For the purpose of cost reduction and simple design, according to a preferred embodiment, the fixing column 2 and the overturning clamping strip 3 are made of teflon, the clamping disc 1 is made of aluminum, stainless steel, copper and the like, and the clamping disc 1 can be circular, rectangular and the like according to the situation.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.