CN205473354U - A curved glass processing device - Google Patents

Abstract

The utility model discloses a curved surface glass processingequipment, it includes the curved stove of heat, curved surface forming die, the curved stove of heat includes the frame, the furnace chamber, the inside zone of heating of arranging in proper order that sets up of furnace chamber, the pressurized region, cooling area, furnace chamber upper surface installs the heating cylinder that is located the zone of heating upper end side, be located the pressurized cylinder that adds the upper end side of the zone of heating, be located cooling area upper end side cooling cylinder, the feed inlet and discharge gate front end side of furnace chamber front surface installs and drives actuating cylinder driven circulation track by the circulation, curved surface forming die includes curved surface shaping lower mould, go up the mould, curved surface shaping cavity is seted up to the upper surface of curved surface shaping lower mould, the mould sets up the. Through the structure design, the utility model discloses can accomplish curved surface glass processing preparation effectively, and the curved surface glass of the processing of preparing can realize becoming more meticulous crooked, and the crooked thickness value of curved surface glass is 0.1mm-2.0mm, and curved surface glass's length and width size precision can reach positive negative 0.02 mm.

Description

A curved glass processing device

technical field

The utility model relates to the technical field of curved glass, in particular to a curved glass processing device.

Background technique

For a long time, the original glass produced by glass manufacturers is flat. There are large-scale curved glass on the market, which is only used for house decoration, automobiles, and watch glass. The problem is that the thickness of the glass is too thick, usually 3mm-12mm, and the length and width are accurate. Not enough, the error reaches plus or minus 10mm.

With the continuous development and progress of electronic technology, various electronic products are rapidly entering people's daily life, such as smart phones, bracelets, etc., and more and more electronic products use curved glass; however, now Some curved glass preparation methods and processing devices are difficult to meet the needs of electronic products for curved glass.

Contents of the invention

The purpose of this utility model is to provide a curved glass processing device for the deficiencies of the prior art, the curved glass processing device can effectively complete the processing and preparation of curved glass, and the prepared and processed curved glass can realize fine bending, curved glass The thickness of the bend is 0.1mm-2.0mm, and the length and width of the curved glass can reach plus or minus 0.02mm, which can effectively meet the needs of smart phones, bracelets and other electronic products for curved glass.

In order to achieve the above object, the utility model is realized through the following technical solutions.

A curved glass processing device, including a hot bending furnace. The hot bending furnace includes a frame and a furnace chamber installed on the upper end of the frame. Inside the furnace chamber, a heating zone, a pressurizing zone and a cooling zone are arranged in sequence. , the upper surface of the furnace chamber is equipped with a heating cylinder located on the upper side of the heating zone, a pressurized cylinder located on the upper side of the pressurized zone, a cooling cylinder located on the upper side of the cooling zone, and the piston rods of the heating cylinder, pressurized cylinder and cooling cylinder The extension ends extend into the furnace cavity respectively;

The front surface of the furnace cavity is provided with a material inlet and outlet, and the upper end of the frame is equipped with a circulating track that can be moved back and forth relative to the front end of the material inlet and outlet of the furnace cavity, and the upper end of the frame is equipped with a circular driving cylinder corresponding to the circulating track , the extension end of the piston rod of the circulating drive cylinder is driven and connected with the circulating track;

The curved glass processing device is equipped with a curved surface forming mold. The curved surface forming mold includes a curved surface forming lower mold and a curved surface forming upper mold installed on the upper end side of the curved surface forming lower mold. The upper surface of the curved surface forming lower mold is provided with an upward opening In the curved surface forming chamber, the curved surface forming upper mold is provided with a downwardly protruding forming punch, and the forming punch of the curved surface forming upper mold is embedded in the curved surface forming chamber of the curved surface forming lower mold.

Wherein, the curved surface forming mold is a graphite mold prepared from graphite material.

Wherein, the curved surface forming mold is a ceramic mold made of ceramic materials.

The beneficial effects of the utility model are: a curved glass processing device described in the utility model, which includes a hot bending furnace and a curved surface forming mold. The hot bending furnace includes a frame, a furnace cavity installed on the upper end of the frame, and a A heating zone, a pressurization zone and a cooling zone are arranged in sequence inside the cavity. The upper surface of the furnace cavity is equipped with a heating cylinder located on the upper side of the heating zone, a pressurized cylinder located on the upper side of the pressurized zone, and a gas cylinder located on the upper side of the cooling zone. The cooling cylinder, the piston rod extension ends of the heating cylinder, pressurized cylinder, and cooling cylinder extend into the furnace cavity respectively; the front end of the inlet and outlet of the furnace cavity is equipped with a circulating track, and the upper end of the frame is installed corresponding to the circulating track. The circular drive cylinder, the piston rod extension end of the circular drive cylinder is driven and connected with the circular track; the curved surface forming mold includes a curved surface forming lower mold and an upper mold, and the upper surface of the curved surface forming lower mold is provided with a curved surface forming chamber, and the curved surface forming upper mold is set for forming The convex mold, the forming convex mold of the curved surface forming upper mold is embedded in the curved surface forming cavity of the curved surface forming lower mold. Through the above structural design, the curved glass processing device of the present utility model can effectively complete the processing and preparation of curved glass, and the prepared curved glass can realize fine bending, and the curved thickness of the curved glass is 0.1mm-2.0mm. The length and width dimension accuracy can reach plus or minus 0.02mm, which can effectively meet the demand for curved glass for electronic products such as smartphones and wristbands.

Description of drawings

The utility model is further described below using the drawings, but the embodiments in the drawings do not constitute any limitation to the utility model.

Fig. 1 is a structural schematic diagram of a hot bending furnace of the present invention.

Fig. 2 is a schematic structural view of the curved surface forming die of the present invention.

In Figure 1 and Figure 2 include:

1——Hot bending furnace 2——Rack

3——Cavity 31 - heating zone

32 - pressurized area 33 - cooling zone

34——Material inlet and outlet 41——Heating cylinder

42 - pressurized cylinder 43——cooling cylinder

5 - Loop track 6——circulation drive cylinder

7——Surface Forming Mold 71——Curved Surface Forming Lower Die

711——Curved surface forming chamber 72——Curved surface forming upper mold

721——forming punch 8——flat glass.

detailed description

The utility model will be described below in conjunction with specific embodiments.

As shown in Figures 1 and 2, a curved glass processing device includes a hot bending furnace 1. The hot bending furnace 1 includes a frame 2 and a furnace chamber 3 installed on the upper end of the frame 2. The inside of the furnace chamber 3 is A heating zone 31, a pressurizing zone 32 and a cooling zone 33 arranged in sequence are arranged, and the upper surface of the furnace chamber 3 is equipped with a heating cylinder 41 located at the upper end side of the heating zone 31 and a pressurized cylinder located at the upper end side of the pressurized zone 32. 42. The cooling cylinder 43 located on the upper side of the cooling zone 33, the extension ends of the piston rods of the heating cylinder 41, the pressurizing cylinder 42, and the cooling cylinder 43 extend into the furnace chamber 3 respectively.

Further, the front surface of the furnace cavity 3 is provided with an inlet and outlet opening 34, and the upper end of the frame 2 can be equipped with a circulating track 5 relatively front and back on the front end side of the inlet and outlet opening 34 of the furnace chamber 3, and the upper end of the frame 2 The circular drive cylinder 6 is installed on the part corresponding to the circular track 5, and the piston rod extension end of the circular drive cylinder 6 is drivingly connected with the circular track 5.

Furthermore, the curved surface glass processing device is equipped with a curved surface forming mold 7, and the curved surface forming mold 7 includes a curved surface forming lower mold 71, a curved surface forming upper mold 72 installed on the upper end side of the curved surface forming lower mold 71, and a curved surface forming lower mold The upper surface of 71 is provided with a curved surface forming cavity 711 opening upwards, the curved surface forming upper mold 72 is provided with a downwardly protruding forming punch 721, and the forming convex mold 721 of the curved surface forming upper mold 72 is embedded in the curved surface forming lower mold 71 inside the curved surface molding chamber 711.

It should be further pointed out that the curved surface forming mold 7 is a graphite mold made of graphite material or a ceramic mold made of ceramic material.

When the curved glass processing device of the present invention realizes the curved glass processing process, the flat glass 8 completed by numerical control engraving and milling is placed in the curved surface forming chamber 711, and the flat glass 8 is located in the curved surface forming upper mold 72 and the curved surface forming lower mold 71 Between; after the flat glass 8 is placed in the curved surface forming mold 7, the circular drive cylinder 6 pushes the circulating track 5, and the curved surface forming mold enters the heating zone 31 inside the furnace cavity 3, and the heating cylinder 41 is pressed by the extension end of its piston rod. Holding the upper surface of the curved surface forming upper mold 72, the glass placed in the curved surface forming strong chamber is heated in the heating zone 31; after the heating treatment is completed, the circulating drive cylinder 6 pushes the circulating track 5 and the curved surface forming mold 7 to move out of the heating zone 31, Then the circulating drive cylinder 6 promotes the circulating track 5 and the curved surface forming mold 7 to enter the pressurized area 32 inside the furnace cavity 3, and the pressurized cylinder 42 presses the upper surface of the curved surface forming upper mold 72 by the extended end of its piston rod, and places it on the The glass in the curved surface forming chamber 711 completes the curved surface molding under the pressure of the pressurized cylinder 42; after the curved surface of the glass is formed, the circularly driven cylinder 6 pushes the circular track 5 and the curved surface forming mold 7 out of the pressurized area 32, and then circularly drives The cylinder 6 pushes the circulating track 5 and the curved surface forming mold 7 into the cooling zone 33 inside the furnace cavity 3, and the cooling cylinder 43 presses the upper surface of the curved surface forming upper mold 72 through the extended end of its piston rod, and places it in the curved surface forming chamber 711 The curved surface forming glass inside is subjected to cooling treatment; after the cooling treatment is completed, the circulating drive cylinder 6 pushes the circulating track 5 and the curved surface forming mold 7 moves out of the cooling zone 33, and the curved surface glass is formed.

It needs to be further explained that the interior of the furnace chamber 3 of the present utility model adopts multiple temperature zone designs. This structural design will not cause the glass to suddenly heat up or cool down, thereby effectively avoiding glass breakage. Way to reach the softening point; Among them, according to the thickness of the glass, the softening temperature is 620-800 degrees.

It needs to be further explained that due to the chemical stability of graphite materials, it is not easy to be infiltrated by molten glass, and will not change the composition of glass. Graphite materials have good thermal shock resistance and small size changes with temperature. The molding die 7 can effectively guarantee the quality of glass curved surface molding.

Based on the above situation, it can be seen that through the above structural design, the curved glass processing device of the present invention can effectively complete the processing and preparation of curved glass, and the prepared curved glass can realize fine bending, and the curved thickness of the curved glass is 0.1mm- 2.0mm, the length and width of the curved glass can reach plus or minus 0.02mm, which can effectively meet the demand for curved glass for electronic products such as smartphones and wristbands.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (3)

1. A curved glass processing device, characterized in that it includes a bending furnace (1), and the bending furnace (1) includes a frame (2) and a furnace chamber ( 3), the interior of the furnace cavity (3) is provided with a heating zone (31), a pressurization zone (32) and a cooling zone (33) arranged in sequence, and the upper surface of the furnace cavity (3) is equipped with a heating zone (31 ) the heating cylinder (41) on the upper end side, the pressurizing cylinder (42) on the upper end side of the pressurized area (32), the cooling cylinder (43) located on the upper end side of the cooling area (33), the heating cylinder (41), the pressurized The extension ends of the piston rods of the cylinder (42) and the cooling cylinder (43) extend into the furnace cavity (3) respectively; The front surface of the furnace cavity (3) is provided with a material inlet and outlet (34), and the upper end of the frame (2) is equipped with a circulating track on the front end side of the material inlet and outlet (34) of the furnace cavity (3). (5), the upper end of the frame (2) corresponds to the circulation track (5) is equipped with a circulation drive cylinder (6), and the extension end of the piston rod of the circulation drive cylinder (6) is drivingly connected to the circulation track (5); The curved surface glass processing device is equipped with a curved surface forming mold (7), and the curved surface forming mold (7) includes a curved surface forming lower mold (71), a curved surface forming upper mold (72) installed on the upper end side of the curved surface forming lower mold (71) ), the upper surface of the curved surface forming lower mold (71) is provided with an upwardly opening curved surface forming chamber (711), and the curved surface forming upper mold (72) is provided with a downwardly protruding forming punch (721). The forming punch (721) of the mold (72) is embedded in the curved surface forming chamber (711) of the curved surface forming lower mold (71). 2. A curved glass processing device according to claim 1, characterized in that: the curved surface forming mold (7) is a graphite mold made of graphite material. 3. A curved glass processing device according to claim 1, characterized in that: the curved surface forming mold (7) is a ceramic mold made of ceramic materials.