CN-116810622-B - High-efficient coarsening of glass surface mills bistrique

CN116810622BCN 116810622 BCN116810622 BCN 116810622BCN-116810622-B

Abstract

The invention relates to a high-efficiency coarsening and milling grinding head for glass surfaces, which comprises a substrate, a grinding head and a blade wheel, wherein the bottom end of the grinding head is provided with a grinding ring, the grinding head is provided with a horn-shaped water inlet end, a water storage area and a water flow channel, the blade wheel is arranged below the water storage area, the atomized water ratio of the blade wheel can be reduced, the cooling water flow rate is improved, the outer side wall of the grinding ring is provided with a chip removing groove, the inner side wall of the grinding ring is provided with a water flow channel, the grinding head is internally provided with the water flow channel, the blade wheel transmits torsion, and when the grinding head rotates simultaneously, the blade pushes cooling water to the end surface of the grinding ring, the cooling water flows to the grinding ring through the water flow channel, an external cooling and internal cooling mode is realized, the chip removing speed is improved through the densely arranged external chip removing groove and the water flow channel, the problem that the passivation rate of diamond is high due to the influence of grinding heat, the roughness of the grinding head is poor due to the fact that the roughness of the coarsening surface of glass is low, the contact surface with glass is reduced, and the problem that thin glass is softened or broken due to the fact that the applied pressure is overlarge is avoided.

Inventors

SONG JINGXIN
Liang anning
LONG HUILING
XIE MINGXING
GUO XINLING
WANG ZHIYONG
WANG JIANWEI
SONG YOUPENG

Assignees

宋京新
桂林创源金刚石有限公司

Dates

Publication Date: 20260508
Application Date: 20211230

Claims (4)

1. The efficient coarsening and milling grinding head for the glass surface is characterized by comprising a base body (1), a grinding head (2) and a plurality of blade wheels (3), wherein the grinding head (2) is arranged on a base body shaft of the base body (1), the grinding head (2) is columnar, a grinding ring (201) is arranged at the bottom end of the grinding head (2), and the grinding ring (201) is an impregnated diamond ring; The inner part of the grinding head (2) is provided with a horn-shaped water inlet end (401), a water storage area (402) and a water flow channel (403) which encircle the axis of the grinding head (2), and the water inlet end (401), the water storage area (402) and the water flow channel (403) are sequentially communicated from the top end to the bottom end of the grinding head in the water inlet direction; The blade wheels (3) are positioned below the water storage area (402), two ends of the blade wheels (3) are fixedly connected with the grinding head (2) and the base shaft respectively, and a plurality of blade wheels (3) encircle the axis of the grinding head (2) in a circle and are distributed at intervals; the grinding device comprises a grinding ring (201), at least two chip grooves (202), at least two through grooves (203), a thickness B of the grinding ring (201) is 0.4mm < B < 1mm, a radial depth B of the chip grooves (202) is 0mm < -B-B1 > < 0.5mm, a radial depth B of the through grooves (203) is 0mm < -B-B > < 0.5mm, and a total accumulated arc length of grinding entities of the inner side wall of the grinding ring (201) is equal to a total accumulated arc length of grinding entities of the outer side wall; The bottom end face of the grinding ring (201) is inclined from the outer side wall to the inner side wall from top to bottom to form an axial height difference h, and the diamond granularity of h=0.5 is met.
2. The efficient glass surface roughening and milling head according to claim 1, wherein the head (2) corresponds to a horn shape with the side wall of the water storage area (402) at an angle θ with the axis of the head (2), 0 ° < θ <45 °, and the head (2) corresponds to a horn shape with the side wall of the water inlet end (401) at an angle θ 1 with the axis of the head (2), 0 ° < θ1< 90 °.
3. The efficient roughening and milling head for glass surfaces according to any one of claims 1 to 2, wherein the chip grooves (202) are in a triangular prism shape, the chip grooves (202) extend from the outer side wall of the grinding ring (201) to the inside of the grinding ring (201) in the axial and radial directions of the grinding ring (201), and the chip groove (202) notch in the axial direction of the grinding ring (201) is communicated with the diamond working layer, and the chip groove (202) notch in the radial direction of the grinding ring (201) is communicated with the bottom end face of the grinding ring (201).
4. The efficient roughening and milling head for glass surfaces according to any one of claims 1 to 2, wherein the water passage groove (203) is in a triangular prism shape, the water passage groove (203) extends from the inner side wall of the grinding ring (201) to the inside of the grinding ring (201) in the axial and radial directions of the grinding ring (201), and the notch of the water passage groove (203) in the axial direction of the grinding ring (201) is communicated with the inner side wall of the grinding ring (201), and the notch of the water passage groove (203) in the radial direction of the grinding ring (201) is communicated with the end face of the bottom end of the grinding ring (201).

Description

High-efficient coarsening of glass surface mills bistrique Technical Field The invention relates to the technical field of grinding heads, in particular to a high-efficiency coarsening and milling grinding head for a glass surface. Background The frosted glass, also called frosted glass and dark glass, is translucent glass with rough and uneven surface treated by common plate glass through mechanical sand blasting, manual grinding (such as silicon carbide grinding) or chemical treatment (such as hydrofluoric acid corrosion). The surface uniformity is difficult to ensure by adopting mechanical sand blasting and manual grinding methods for treatment. The chemical treatment is adopted, so that great environmental protection cost is brought. The prior art adopts a diamond solid grinding head, is processed by a grinding method, achieves the effect of improving uniformity, and is applied to LED lamp decoration glass. However, when the diamond solid grinding head is used, chip removal is extremely poor, and the external cooling mode is not good for cooling the grinding surface of the grinding head, the smaller the diameter of the grinding head is, the more easily the situation that the passivation rate is high due to the influence of grinding heat on diamond, the self-sharpening property of the grinding head is poor, the roughness of the roughened surface of glass is too low to meet the requirements is caused, the surface roughness can be improved by adopting the mode of improving the grain diameter of diamond at present, but when the contact area between diamond grains and glass is enlarged after passivation, the contact area is required to be applied with larger pressure, the grinding can be realized only when the enough pressure is reached, and the thin glass is easily broken due to the overlarge pressure. Disclosure of Invention The invention aims to solve the technical problem of providing a high-efficiency coarsening milling grinding head for glass surfaces, aiming at the defects of the prior art. The technical scheme of the invention for solving the technical problems is that the high-efficiency roughening and milling grinding head for the glass surface comprises a matrix, a grinding head and a plurality of blade wheels, wherein the grinding head is arranged on a matrix shaft of the matrix, the grinding head is columnar, a grinding ring is arranged at the bottom end of the grinding head, and the grinding ring is an impregnated diamond ring; The inner part of the grinding head surrounds the axis of the grinding head and is provided with a horn-shaped water inlet end, a water storage area and a water flow channel, and the water inlet end, the water storage area and the water flow channel are sequentially communicated from the top end to the bottom end of the grinding head in the water inlet direction; the blade wheels are positioned below the water storage area, two ends of the blade wheels are fixedly connected with the grinding head and the base shaft respectively, and a plurality of blade wheels encircle the axis of the grinding head and are distributed at intervals; The axial chip removing grooves are formed in the outer side wall of the grinding ring, the axial water passing grooves are formed in the inner side wall of the grinding ring, at least two chip removing grooves are formed in the outer wall of the grinding ring at intervals, at least two water passing grooves are formed in the inner wall of the grinding ring at intervals and are positioned at the water flow channel, the thickness of the grinding ring is B, the thickness of the grinding ring is 0.4mm and less than or equal to 1mm, the radial depth of each chip removing groove is B1, the radial depth of each chip removing groove is 0mm and less than or equal to 0.5mm, the radial depth of each water passing groove is B, the total arc length of grinding entity accumulation on the inner side wall of the grinding ring is 0mm and less than or equal to the total arc length of grinding entity accumulation on the outer side wall of the grinding ring. The invention has the advantages that the grinding head is provided with the water inlet end, the water storage area and the water flow channel which are in a horn shape, the blade wheel is arranged below the water storage area, the atomized water ratio of the blade wheel can be reduced, the cooling water flow rate is improved, the outer side wall of the grinding ring is provided with the chip removing groove, the inner side wall of the grinding ring is provided with the water flow channel, the blade wheel transmits torsion force, the blade wheel assists the cooling water to flow to the end surface of the grinding ring when rotating simultaneously with the grinding head, the external cooling is changed into the internal cooling mode through the water flow channel, the chip removing speed is improved through the chip removing groove and the water flow channel which are distributed on the grinding ring, the pr