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CN-121974551-A - Arc quartz plate processing method

CN121974551ACN 121974551 ACN121974551 ACN 121974551ACN-121974551-A

Abstract

The application discloses a processing method of an arc quartz plate, and aims to solve the problems that the utilization rate of materials is low and a tool mark exists on the surface in the processing process of the arc quartz plate. The method comprises the following steps of S1, installing a female die and a male die in a heating furnace, arranging an arc concave surface on the upper surface of the female die, loading a quartz plate on the female die, arranging an arc convex surface on the lower surface of the male die, arranging the arc convex surface above the quartz plate, S2, operating the heating furnace, heating the quartz plate to soften the quartz plate, pressing the male die to the quartz plate, bending the softened quartz plate, clamping the softened quartz plate between the arc convex surface and the arc concave surface to form an arc quartz plate, and S3, cooling and then removing the arc quartz plate. The arc quartz plate processing method can realize the processing of the large-size arc quartz plate, and the material removing operation does not exist in the processing process, so that the material utilization rate is high, the surface of the arc quartz plate does not have a tool mark, and the quality of the arc quartz plate is high.

Inventors

  • LI KAI
  • LI WENWEN
  • FU JIE
  • YANG JUN

Assignees

  • 杭州大和热磁电子有限公司

Dates

Publication Date
20260505
Application Date
20251229

Claims (10)

  1. 1. A processing method of an arc quartz plate is characterized by comprising the following steps of S1, installing a female die and a male die in a heating furnace, arranging an arc concave surface on the upper surface of the female die, loading a quartz plate on the female die, arranging an arc convex surface on the lower surface of the male die, arranging the arc convex surface above the quartz plate, S2, working the heating furnace, heating the quartz plate to soften the quartz plate, pressing the male die to the quartz plate, bending the softened quartz plate, clamping the bent quartz plate between the arc convex surface and the arc concave surface to form the arc quartz plate, and S3, cooling and then removing the arc quartz plate.
  2. 2. The method for processing an arc quartz plate according to claim 1, wherein a plurality of ventilation grooves are arranged on the arc concave surface at intervals.
  3. 3. The method for processing an arc quartz plate according to claim 1, wherein the temperature in the heating furnace is raised from room temperature in the S2 process, and the temperature is kept for 5-10 minutes after the temperature reaches 1650-1730 ℃.
  4. 4. The method for processing the arc-shaped quartz plate according to claim 1, wherein the male die is connected with the lifting column, a positioning hole corresponding to the lifting column is arranged on the heating furnace, and the lifting column is movably inserted and connected with the positioning hole.
  5. 5. The method of claim 4, wherein a lifting piston cylinder is installed on the heating furnace, and a telescopic rod of the lifting piston cylinder drives the lifting column to move.
  6. 6. The method for processing the arc quartz plate according to claim 1, wherein a lifting seat for lifting movement is arranged on the heating furnace, a deflection head is rotatably connected to the lifting seat, the rotation center of the deflection head is arranged below the center of the arc convex surface, and the convex mold is fixedly connected with the deflection head, and when S2, the lifting seat moves downwards to enable the convex mold to press the quartz plate, meanwhile, the deflection head rotates left and right to enable the convex mold to swing left and right, and the convex mold stops moving and swinging after moving downwards in place.
  7. 7. The method for processing the arc-shaped quartz plate according to claim 6, wherein the lifting seat is provided with a mounting groove corresponding to the deflection head, the deflection head is rotationally connected with the mounting groove, the lower part of the deflection head is connected with the male die, the lifting seat is provided with a deflection piston cylinder, the telescopic rod of the deflection piston cylinder is connected with the driving plate, the driving plate is provided with a connecting groove, the upper part of the deflection head is provided with a connecting column, and the connecting column is movably inserted into the connecting groove.
  8. 8. The method for processing the arc-shaped quartz plate according to claim 6, wherein the heating furnace is provided with a mounting hole corresponding to the lifting seat, the lifting seat is connected with the mounting hole in an adaptive and plug-in manner, the heating furnace is provided with a vertical piston cylinder, and the telescopic rod of the vertical piston cylinder drives the lifting seat to move.
  9. 9. The method for processing the arc quartz plate according to any one of claims 1 to 8, wherein a plurality of upper and lower stacked lower templates are arranged at the upper end of the female die, arc concave surfaces are arranged on the upper surfaces of the lower templates, the bending degree of the arc concave surfaces on the plurality of lower templates is gradually increased from top to bottom, a plurality of upper templates which are stacked up and down are arranged at the lower end of the male die, arc convex surfaces are arranged on the lower surfaces of the upper templates, the bending degree of the arc convex surfaces on the plurality of upper templates is gradually increased from bottom to top, and the multi-layer upper templates and the lower templates sequentially clamp and soften quartz plates from the outer layers to the inner layers for shaping in the S2 process.
  10. 10. The method for processing the arc quartz plate according to claim 9, wherein a window is formed in the side wall of the heating furnace, the ends of the male die and the female die are arranged close to the window, the window is connected with a window door, and the upper die plate and the lower die plate are removed from the window.

Description

Arc quartz plate processing method Technical Field The invention relates to the technical field of quartz product processing, in particular to a processing method of an arc quartz plate. Background The quartz processing field can relate to a large arc plate product, and the thickness of arc plate is relatively thinner, generally within 7mm, and the length dimension and the width dimension of arc plate are relatively great, and the arc plate product has certain radian, and the radian size is different according to the product design. Conventional machining methods use a single piece of material and machine the shape of the arc plate by removing the material. The scheme has the advantages of low material utilization rate, high material cost and long processing time, and the tool marks on the surface of the arc plate are difficult to remove after the processing is finished, so that the appearance is influenced. China patent application number 2024102412993 discloses automatic production equipment and a processing method of an arc-shaped quartz plate, but only small-size arc-shaped quartz plates can be processed, and large-arc-shaped plate products cannot be processed. Disclosure of Invention In order to overcome the defects, the invention provides the arc-shaped quartz plate processing method which can realize the processing of the large-size arc-shaped quartz plate, has high material utilization rate and avoids the tool marks on the surface of the arc-shaped quartz plate. The technical scheme includes that the arc-shaped quartz plate processing method comprises the following steps of S1, installing a female die and a male die in a heating furnace, arranging an arc-shaped concave surface on the upper surface of the female die, loading a quartz plate on the female die, arranging an arc-shaped convex surface on the lower surface of the male die, arranging the arc-shaped convex surface above the quartz plate, S2, working the heating furnace, heating the quartz plate to soften the male die, pressing the male die to the quartz plate, bending the softened quartz plate, clamping the bent quartz plate between the arc-shaped convex surface and the arc-shaped concave surface to form an arc-shaped quartz plate, and S3, cooling and then removing the arc-shaped quartz plate. According to the application, a brand new technical scheme is adopted, and instead of a method of removing materials by machining, an arc plate material is obtained, and a quartz plate with a specific thickness is directly formed into the arc plate material by hot forming, so that the problems of low material utilization rate, high cost, long machining time, surface quality tool marks and the like are solved. And placing the quartz plate between the male die and the female die through the male die and the female die with the same radian, and placing the male die and the female die together in a heating furnace for heating, wherein after the predetermined temperature and time are reached, the quartz plate is heated and bent into an arc quartz plate under the action of the arc convex surface on the male die and the arc concave surface on the female die. The processing mode of the application can realize the processing of the large-size arc quartz plate, and the material is not required to be removed in the processing process, so that the material utilization rate is high, and the surface of the arc quartz plate can not generate tool marks. Preferably, a plurality of ventilation grooves are arranged on the arc-shaped concave surface at intervals. In the hot press molding process of the softened quartz plate, the ventilation grooves are used for accelerating the exhaust speed, so that bubbles are prevented from being generated on the arc quartz plate. Preferably, the temperature in the heating furnace is raised from room temperature in the S2 process, and the temperature is kept for 5-10 minutes after the temperature reaches 1650-1730 ℃. And the temperature in the heating furnace is increased to the softening temperature of the quartz plate, and then hot press molding is carried out, so that the molding effect is ensured. And (5) carrying out heat preservation for a certain time to eliminate internal stress. Preferably, the male die is connected with a lifting column, a positioning hole corresponding to the lifting column is arranged on the heating furnace, and the lifting column is movably inserted and connected with the positioning hole. In the process that the male die moves towards the direction of the quartz plate, the lifting column moves along the positioning hole, so that the moving stability of the male die is ensured. Preferably, a lifting piston cylinder is arranged on the heating furnace, and a telescopic rod of the lifting piston cylinder drives the lifting column to move. The male die is driven to move up and down through the lifting piston cylinder, so that the die is stable and reliable. In the S2, the lifting seat moves downwards to press