阅读说明：本技术 一种光学玻璃精铣研磨头 (Optical glass finish-milling grinding head ) 是由 刘连发 于 2019-09-23 设计创作，主要内容包括：本发明公开了一种光学玻璃精铣研磨头,涉及光学玻璃加工制造领域,为解决光学玻璃精铣研磨头的磨石还未完全使用就由于现有的光学玻璃精铣研磨头并不能方便地旋转磨石而不得不进行更换的问题。本发明包括磨头本体和若干个磨石,所述磨头本体的研磨端的外周设置有若干个呈圆周阵列分布的安装件,所述磨石包括研磨部分和螺杆部分,所述磨石安装在所述安装件上,所述安装件的内部设置有内螺纹管和操作装置,所述操作装置用于对所述内螺纹管限位,所述螺杆部分与所述内螺纹管螺纹连接,所述内螺纹管与所述安装件转动连接。本发明可以通过按压操作装置,再转动磨石一定角度,再松开操作装置令磨石重新限位,实现磨石的多角度使用。(The invention discloses an optical glass finish-milling grinding head, relates to the field of optical glass processing and manufacturing, and aims to solve the problem that the existing optical glass finish-milling grinding head cannot conveniently rotate a grinding stone and has to be replaced because the grinding stone of the optical glass finish-milling grinding head is not completely used. The grinding head comprises a grinding head body and a plurality of grindstones, wherein a plurality of installation pieces distributed in a circumferential array mode are arranged on the periphery of a grinding end of the grinding head body, each grindstone comprises a grinding part and a screw rod part, each grindstone is installed on each installation piece, an internal thread pipe and an operation device are arranged inside each installation piece, each operation device is used for limiting the internal thread pipe, each screw rod part is in threaded connection with the corresponding internal thread pipe, and the internal thread pipes are in rotational connection with the installation pieces. The invention can rotate the grindstone for a certain angle by pressing the operating device, and then loosen the operating device to enable the grindstone to be limited again, thereby realizing the multi-angle use of the grindstone.)

1. The utility model provides an optical glass finish milling grinding head, includes bistrique body (10) and a plurality of grindstone (20), the periphery of the grinding end of bistrique body (10) is provided with a plurality of and is installed piece (11) that the circumference array distributes, grindstone (20) are including grinding part (21) and screw rod part (22), install grindstone (20) on installed piece (11), its characterized in that: the inside of installed part (11) is provided with internal thread pipe (12) and operating means, operating means be used for right internal thread pipe (12) are spacing, screw rod part (22) with internal thread pipe (12) threaded connection, internal thread pipe (12) with installed part (11) rotate and are connected.

2. the optical glass finish milling grinding head of claim 1, wherein: the operating device comprises a pressing portion (1101), a limiting portion (1102) and a plurality of springs (111), the upper end of the pressing portion (1101) is fixedly connected with the lower end of the limiting portion (1102), a through hole is formed in the middle of the limiting portion (1102), a meshing portion (1103) is arranged at the upper end of the inner wall of the through hole, and the meshing portion (1103) is composed of at least one tooth.

3. An optical glass finish milling grinding head as claimed in claim 2, wherein: the inside of installed part (11) is provided with recess (110), spacing portion (1102) are located in recess (110), spacing portion (1102) with recess (110) sliding connection, a plurality of spring (111) are located the upper end of spacing portion (1102), the upper end of spring (111) with the upper end fixed connection of recess (110), the lower extreme of spring (111) with the upper end fixed connection of spacing portion (1102), the middle part of the lower extreme of recess (110) is provided with circular logical groove, press splenium (1101) to pass circular logical groove extends to the below of installed part (11), press splenium (1101) with circular logical groove sliding connection.

4. An optical glass finish milling grinding head as claimed in claim 3, wherein: the middle part of the internal thread pipe (12) is provided with a threaded hole (1201), the outer wall of the internal thread pipe (12) is provided with a plurality of groups of tooth groove parts (1202) which are distributed in a circumferential array by taking the central axis of the threaded hole (1201) as an axis, and the tooth groove parts (1202) are matched with the meshing part (1103).

5. The optical glass finish milling grinding head of claim 4, wherein: one side of the groove (110) is provided with a mounting hole, the mounting hole is right opposite to the threaded hole (1201), one side of the internal thread pipe (12) close to the mounting hole is provided with a limiting ring (1203), the limiting ring (1203) and the internal thread pipe (12) are integrally formed, and the limiting ring (1203) is rotatably connected with the inner wall of the groove (110).

6. An optical glass finish milling grinding head as claimed in claim 5, wherein: one side that internal thread pipe (12) kept away from the mounting hole is provided with spacing axle (1204), spacing axle (1204) with internal thread pipe (12) integrated into one piece, spacing axle (1204) with the inner wall of recess (110) rotates and is connected.

Technical Field

The invention relates to the field of optical glass processing and manufacturing, in particular to an optical glass finish-milling grinding head.

Background

optical glass refers to glass that can change the direction of light propagation and can change the relative spectral distribution of ultraviolet, visible, or infrared light. The production and processing of the optical glass are divided into three categories of hot processing, cold processing and special processing, wherein the hot processing is mainly used for producing blanks; the cold working mainly comprises coarse grinding, fine grinding and polishing; the special processing refers to processing which does not change the shape and the size of the optical glass and only changes the surface performance.

In the above-mentioned processing, the finish grinding processing refers to a process of processing the optical glass from basic size and geometry to specified size and requirement, which is generally performed between rough grinding and polishing, and the process requires milling the optical glass by using a finish milling head.

At present, the phenomenon of resource waste exists in the optical glass finish milling grinding head on the market, and because the finish milling grinding process has larger abrasion to the grinding stone on the grinding head, the grinding head is more frequently replaced than the grinding stone on the grinding head, for example, the invention patent with the publication number of CN208528724U and the name of 'an optical glass finish milling grinding head' discloses a grinding head convenient to replace, but the waste on the processing cost and the social resource is brought by frequent replacement, however, the grinding stone on the grinding head is not completely abraded, but is frequently worn, if the grinding surface of the grinding stone is rotated, the grinding stone can still be used originally, but the existing optical glass finish milling grinding head can not conveniently rotate the grinding stone, so that the problem is urgently needed to be solved by the optical glass finish milling grinding head on the market.

Disclosure of Invention

The invention aims to provide an optical glass finish-milling grinding head, which solves the problem that the grinding stone of the optical glass finish-milling grinding head proposed in the background art is not completely used, and the existing optical glass finish-milling grinding head cannot conveniently rotate the grinding stone and has to be replaced.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an optical glass finish milling grinding head, includes bistrique body and a plurality of grindstone, the periphery of the grinding end of bistrique body is provided with the installed part that a plurality of is the circumference array and distributes, the grindstone is including grinding part and screw rod part, the grindstone is installed on the installed part, the inside of installed part is provided with internal thread pipe and operating means, operating means is used for right the internal thread pipe is spacing, the screw rod part with internal thread pipe thread connection, the internal thread pipe with the installed part rotates to be connected.

Preferably, operating means includes pressing the splenium, spacing portion and a plurality of spring, press the upper end of splenium with the lower extreme fixed connection of spacing portion, the middle part of spacing portion is provided with the through-hole, the upper end of the inner wall of through-hole is provided with the meshing portion, the meshing portion comprises at least one tooth.

Preferably, the inside of installed part is provided with the recess, spacing position in the recess, spacing portion with recess sliding connection, a plurality of the spring is located the upper end of spacing portion, the upper end of spring with the upper end fixed connection of recess, the lower extreme of spring with the upper end fixed connection of spacing portion, the middle part of the lower extreme of recess is provided with circular logical groove, press the splenium to pass circular logical groove extends to the below of installed part, press the splenium with circular logical groove sliding connection.

Preferably, the middle part of internal thread pipe is provided with the screw hole, the outer wall of internal thread pipe is provided with a plurality of groups and uses the axis of screw hole is the tooth slot part that the circumference array distributes as the axle, tooth slot part with the meshing portion is mutually supported.

Preferably, one side of recess is provided with the mounting hole, the mounting hole just right the screw hole, the internal thread pipe is close one side of mounting hole is provided with the spacing ring, the spacing ring with internal thread pipe integrated into one piece, the spacing ring with the inner wall of recess rotates to be connected.

Preferably, one side of the internal thread pipe, which is far away from the mounting hole, is provided with a limiting shaft, the limiting shaft and the internal thread pipe are integrally formed, and the limiting shaft is rotatably connected with the inner wall of the groove.

Compared with the prior art, the invention has the beneficial effects that:

this optical glass finish milling grinding head can rotate the certain angle of grindstone again through pressing operating means, unclamp operating means again and make the grindstone spacing again, realize the multi-angle of grindstone and use, solved the grindstone of optical glass finish milling grinding head and not used completely just because current optical glass finish milling grinding head can not conveniently rotate the grindstone and have to be changed the problem, in optical glass's finish milling grinding process, can practice thrift bistrique or grindstone material to practice thrift processing cost and social resource.

Drawings

FIG. 1 is a schematic structural diagram of a conventional optical glass finish-milling head;

FIG. 2 is a schematic structural diagram of a conventional grinding stone;

FIG. 3 is a front view of the present invention;

FIG. 4 is a cross-sectional view of the mount taken along the line A-A in FIG. 3;

FIG. 5 is a sectional view taken along the direction H-H in FIG. 4;

Fig. 6 is a schematic view of the mounting member of fig. 4 in an operational state.

in the figure: 10. a grinding head body; 11. a mounting member; 110. a groove; 111. a spring; 1101. a pressing part; 1102. a limiting part; 1103. a meshing part; 12. an internally threaded tube; 1201. a threaded hole; 1202. a tooth groove part; 1203. a limiting ring; 1204. a limiting shaft; 20. grinding stone; 21. a grinding section; 22. a screw portion.

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.

Referring to fig. 2-6, an embodiment of the present invention is shown: an optical glass finish milling grinding head comprises a grinding head body 10 and a plurality of grinding stones 20, wherein a plurality of mounting pieces 11 distributed in a circumferential array mode are arranged on the periphery of a grinding end of the grinding head body 10, each grinding stone 20 comprises a grinding part 21 and a screw part 22, each grinding stone 20 is mounted on each mounting piece 11, an internal thread pipe 12 and an operating device are arranged inside each mounting piece 11, each operating device is used for limiting the internal thread pipe 12, each screw part 22 is in threaded connection with the corresponding internal thread pipe 12, each internal thread pipe 12 is in rotary connection with the corresponding mounting piece 11, when the operating device is not operated, the corresponding internal thread pipe 12 is fixed in position, and when the operating device is operated, the corresponding internal thread pipe 12 can freely rotate around a central.

Further, the operating device comprises a pressing portion 1101, a limiting portion 1102 and a plurality of springs 111, the number of the springs 111 is determined so as to ensure that the limiting portion 1102 does not move relative to the mounting portion 11 when the grinding head body 10 works, the upper end of the pressing portion 1101 is fixedly connected with the lower end of the limiting portion 1102, a through hole is formed in the middle of the limiting portion 1102, a meshing portion 1103 is formed in the upper end of the inner wall of the through hole, and the meshing portion 1103 is formed by at least one tooth, for example, 3 teeth as shown in the figure.

further, the inside of installed part 11 is provided with recess 110, spacing portion 1102 is located recess 110, spacing portion 1102 and recess 110 sliding connection, a plurality of spring 111 is located the upper end of spacing portion 1102, the upper end of spring 111 and the upper end fixed connection of recess 110, the lower extreme of spring 111 and the upper end fixed connection of spacing portion 1102, the middle part of the lower extreme of recess 110 is provided with circular logical groove, press the portion 1101 to pass circular logical groove and extend to the below of installed part 11, press portion 1101 and circular logical groove sliding connection.

Further, a threaded hole 1201 is formed in the middle of the internally threaded tube 12, a plurality of groups of tooth socket portions 1202 are formed in the outer wall of the internally threaded tube 12 and distributed in a circumferential array with the central axis of the threaded hole 1201 as an axis, and the tooth socket portions 1202 are matched with the meshing portion 1103.

Further, one side of the groove 110 is provided with a mounting hole, the mounting hole is opposite to the threaded hole 1201, one side of the internal threaded pipe 12 close to the mounting hole is provided with a limit ring 1203, the limit ring 1203 and the internal threaded pipe 12 are integrally formed, the limit ring 1203 is rotatably connected with the inner wall of the groove 110, and the inner wall of the limit ring 1203 can also be provided with threads and is connected with the screw rod part 22.

Further, a limiting shaft 1204 is arranged on one side of the internal thread tube 12, which is far away from the mounting hole, the limiting shaft 1204 and the internal thread tube 12 are integrally formed, the limiting shaft 1204 is rotatably connected with the inner wall of the groove 110, and the limiting shaft 1204 can also be replaced by a ring shape which is the same as the limiting ring 1203.

The working principle is as follows: during the use, when the grindstone 20 wearing and tearing phenomenon appears, should rotate the adjustment, press splenium 1101 earlier, press splenium 1101 to promote spacing portion 1102 and make spring 111 compress, meshing portion 1103 leaves tooth's socket portion 1202, it is in the station to rotate grindstone 20 to the unworn position, grindstone 20 drives internal thread pipe 12 simultaneously and rotates, loosen and press splenium 1101, spacing portion 1102 is promoted to the restoring force of spring 111, make meshing portion 1103 press towards internal thread pipe 12, slowly rotate grindstone 20, make meshing portion 1103 and another department tooth's socket portion 1202 to the cooperation, accomplish spacingly, can use.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.