CN209970453U

CN209970453U - Improved CNC grinding head for glass cover plate

Info

Publication number: CN209970453U
Application number: CN201920884262.7U
Authority: CN
Inventors: 蒋小强; 康成飞; 肖思良; 刘松; 胡江舟
Original assignee: Dongguan Xianghua Jianqiang Photoelectric Technology Co Ltd
Current assignee: Dongguan Xianghua Jianqiang Photoelectric Technology Co Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-01-21
Anticipated expiration: 2029-06-12

Abstract

The utility model discloses an improved CNC grinding head for glass cover plate, which comprises a first coarse sand section, a first fine sand section, a second coarse sand section and a second fine sand section, wherein the first coarse sand section comprises a first coarse sand head part and a first coarse sand cylindrical part which are integrally formed, the first fine sand section comprises a first fine sand ridge part, a first fine sand cylindrical part, a first fine sand circular table part and a second fine sand circular table part which are integrally formed, the second coarse sand section comprises a second coarse sand cylindrical part and a second coarse sand circular table part which are integrally formed, the utility model adds a concave drilling fine trimming groove on the first fine sand section of the grinding head, can directly perform hole chamfering through the drilling fine trimming groove after drilling is completed, does not need to reposition, improves the efficiency, the product quality and the processing efficiency, and can simultaneously realize the functions of drilling, hole trimming, appearance fine trimming and rough trimming, the machining efficiency of the CNC grinding head and the manufacturing yield of the glass cover plate to be machined can be effectively improved.

Description

Improved CNC grinding head for glass cover plate

Technical Field

The utility model relates to a glass apron drilling equipment field, in particular to CNC bistrique for glass apron of improvement.

Background

Glass apron needs to adopt the first washed sand section of bistrique to punch the shaping when production, need carry out the beveling to the upper and lower limit in hole after punching, current CNC bistrique, be difficult to carry out the through-hole rough repair simultaneously, the through-hole finishing, appearance finishing and appearance rough repair need be changed different cutters and process step by step, change the in-process of cutter many times to same product, the swing of cutter is great, it is bad with the sand limit easily to produce to collapse the limit, when changing the cutter every time, all need to relocate cutter and cover plate glass, cover plate glass's machining precision and productivity efficiency have been reduced, use multiple cutter to cause the wasting of resources simultaneously, the processing cost has been increased, and original bistrique punches and the beveling needs separately go on, the position that needs is relocated, produce the deviation easily, low production efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide the CNC bistrique for glass apron of an improvement.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model discloses a CNC bistrique for glass apron of improvement, including first grit section, second grit section and second grit section, first grit head and first grit cylinder portion that first grit section set up including integrated into one piece, first grit circle portion, first grit line trough portion and second grit circle portion that first grit section set up including integrated into one piece, second grit circle portion and second grit circle portion that second grit section set up including integrated into one piece, third grit line ridge portion, second grit line trough portion and fourth grit line ridge portion that second grit section set up including integrated into one piece, the one end that first grit section is close to first grit section is equipped with the drilling finish groove.

As an optimal technical scheme of the utility model, the one end integrated into one piece that the second coarse sand section was kept away from to the second fine sand section is provided with the handle of a knife.

As an optimal technical scheme of the utility model, the diameter of first smart sand cylinder portion is 2.8 ~ 3.2mm, the diameter in first smart sand grain valley portion is 8.82 ~ 9.20 mm.

As an optimized technical scheme of the utility model, second fine sand line trough portion is cylindrical, the diameter in second fine sand line trough portion is 23.8 ~ 24.02 mm.

As an optimized technical scheme of the utility model, the sand grain of bistrique is regular hexagon structure.

As an optimized technical scheme of the utility model, the sand grain size of first grit section and second grit section is 400 meshes, the sand grain size of first concentrate section and second concentrate section is 800 meshes.

The utility model discloses the beneficial effect who reaches is:

1. the utility model discloses an add recessed drilling truing groove in the first smart sand section of bistrique, accessible drilling truing groove directly carries out the radius to the hole after accomplishing drilling, need not the relocation, improved efficiency and product quality and machining efficiency, this CNC bistrique can realize punching simultaneously, repair the hole, the cambered surface is opened roughly, the function of cambered surface truing, appearance truing and appearance truing, can effectively improve the machining efficiency of CNC bistrique and treat the glass apron of processing the yield of making.

2. The original grinding head cannot realize double-sided chamfering aiming at a listening tube hole processing part product, the diameter of a listening hole processing part is reduced by the new grinding head, double-sided chamfering can be realized, the forming and chamfering parts of the original grinding head are designed in a sectional mode and are separately finished, the newly designed grinding head integrates forming and chamfering, the sand grain size of the original grinding head is 400/800 meshes, the sand grain is of a diamond structure, the sand grain size of the newly designed grinding head is 400/1000 meshes, the sand grain is of a regular hexagon structure, and the punching efficiency and the punching quality of the existing grinding head are improved under the improvement of the head sand grain size, the sand grain structure and the sectional design.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of an original grinding head structure;

fig. 2 is a schematic structural view of the grinding head of the present invention;

FIG. 3 is a schematic view of the structure of the grinding head without a handle of a knife of the present invention;

FIG. 4 is a schematic structural diagram of an original grinding head emery steel shape;

fig. 5 is the schematic diagram of the grinding head gold sand steel shape structure of the utility model.

In the figure: 1. a first grit section; 11. a first grit head; 12. a first cylindrical coarse sand section; 2. a first fine sand section; 21. a first fine sand grain ridge; 22. a first fine sand cylindrical portion; 23. a first fine grinding round table part; 24. a first fine sand grain valley; 25. a second fine sand grain ridge; 3. a second grit section; 31. a second cylindrical coarse sand portion; 32. a second grit dome; 4. a second fine sand section; 41. a third fine sand grain ridge; 42. a second fine sand grain valley; 43. a fourth fine sand grain ridge; 5. a knife handle; 13. and (6) drilling a finishing groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1 to 5, an improved CNC grinding head for a glass cover plate comprises a first coarse sand section 1, a first fine sand section 2, a second coarse sand section 3 and a second fine sand section 4, wherein the first coarse sand section 1 comprises a first coarse sand head 11 and a first coarse sand cylinder part 12 which are integrally formed, the first fine sand section 2 comprises a first fine sand ridge part 21, a first fine sand cylinder part 22, a first fine sand circular table part 23, a first fine sand valley part 24 and a second fine sand ridge part 25 which are integrally formed, the second coarse sand section 3 comprises a second coarse sand cylinder part 31 and a second coarse sand circular table part 32 which are integrally formed, the second fine sand section 4 comprises a third fine sand ridge part 41, a second fine sand valley part 42 and a fourth fine sand ridge part 43 which are integrally formed, and a drilling finishing groove 13 is arranged at one end of the first coarse sand section 1 close to the first fine sand section 2. The sand grains of the grinding head are of a regular hexagon structure. The sand grain size of the first coarse sand section 1 and the second coarse sand section 3 is 400 meshes, and the sand grain size of the first fine sand section 2 and the second fine sand section 4 is 800 meshes.

One end, far away from the second coarse sand section, of the second fine sand section 4 is integrally provided with a cutter handle 5, the diameter of the first fine sand cylindrical portion 22 is 2.8-3.2 mm, the diameter of the first fine sand grain valley portion 24 is 8.82-9.20 mm, the diameter of the second fine sand grain valley portion 42 is cylindrical, and the diameter of the second fine sand grain valley portion 42 is 23.8-24.02 mm.

The working principle is as follows: the grinding head comprises a first coarse sand section 1, a first fine sand section 2, a second coarse sand section 3 and a second fine sand section 4, wherein the first coarse sand section 1 can be used for processing a blind hole and a through hole on cover plate glass, roughly trimming the blind hole, finely trimming the blind hole and roughly trimming the through hole, the first fine sand section 2 can be used for finely trimming the through hole, the second coarse sand section 3 can be used for roughly trimming the through hole, the second fine sand section 4 can be used for finely trimming an arc surface and finishing the shape, and can also be used for finely trimming the edge of a glass cover plate to be processed, a concave drilling fine trimming groove 13 is additionally arranged on the first fine sand section of the grinding head, the hole can be directly chamfered through the drilling fine trimming groove 13 after drilling is finished, repositioning is not needed, the efficiency, the product quality and the processing efficiency are improved, the original grinding head cannot realize double-sided chamfering aiming at a part of a processed product of a hole, the diameter of a processed part of the new grinding head is reduced, double-sided chamfering can be realized, the forming and the chamfered part of the original, separately accomplish processing, newly-designed bistrique unites two into one shaping and chamfered edge, and former bistrique sand grain size is 400/800 meshes, and the sand grain is the rhombus structure, and newly-designed bistrique sand grain size is 400/1000 meshes, and the sand grain is regular hexagon structure, through under the improvement of head sand grain size, sand grain structure and segmentation design, has improved present bistrique efficiency and the quality of punching.

Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An improved CNC grinding head for a glass cover plate is characterized by comprising a first coarse sand section (1), a first fine sand section (2), a second coarse sand section (3) and a second fine sand section (4), wherein the first coarse sand section (1) comprises a first coarse sand head portion (11) and a first coarse sand cylindrical portion (12) which are integrally formed, the first fine sand section (2) comprises a first fine sand grain ridge portion (21), a first fine sand cylindrical portion (22), a first fine sand circular table portion (23), a first fine sand grain valley portion (24) and a second fine sand grain ridge portion (25) which are integrally formed, the second coarse sand section (3) comprises a second coarse sand cylindrical portion (31) and a second coarse sand circular table portion (32) which are integrally formed, and the second fine sand section (4) comprises a third fine sand grain ridge portion (41), a second fine sand grain portion (42) and a fourth fine sand grain ridge portion (43) which are integrally formed, and one end of the first coarse sand section (1) close to the first fine sand section (2) is provided with a drilling finishing groove (13).

2. The improved CNC grinding head for the glass cover plate is characterized in that a cutter handle (5) is integrally formed at one end, far away from the second coarse grinding section, of the second fine grinding section (4).

3. An improved CNC grinding head for glass cover plates, according to claim 1, characterized in that the diameter of the first sand refining cylinder (22) is 2.8-3.2 mm, and the diameter of the first sand refining valleys (24) is 8.82-9.20 mm.

4. The improved CNC grinding head for glass cover plates as claimed in claim 1, wherein the second fine sand valleys (42) are cylindrical, and the diameter of the second fine sand valleys (42) is 23.8-24.02 mm.

5. An improved CNC grinding head for glass cover plates as defined in claim 1, wherein the sand grains of the grinding head are regular hexagonal structure.

6. An improved CNC grinding head for glass covers according to claim 1, characterized in that the grit size of the first grit section (1) and the second grit section (3) is 400 mesh and the grit size of the first grit section (2) and the second grit section (4) is 800 mesh.