CN211078893U

CN211078893U - Intelligent 3D glass hot bending machine suitable for large-size glass forming

Info

Publication number: CN211078893U
Application number: CN201921036989.6U
Authority: CN
Inventors: 左洪波; 杨鑫宏; 李铁; 王玉平; 周海立
Original assignee: Harbin Aurora Optoelectronics Technology Co Ltd
Current assignee: Harbin Aurora Optoelectronics Technology Co Ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-07-24
Anticipated expiration: 2029-07-05

Abstract

The utility model provides a hot bender of intelligence 3D glass suitable for jumbo size glass shaping, this hot bender of 3D glass comprises unilateral preheater, unilateral cooling furnace, 2 stations shaping station of exerting pressure, 2 stations annealing station and a pushing equipment. The preheating furnace and the cooling furnace adopt a vertical integrated five-division mode, 5 stations of independent spaces are arranged on one side, and the up-down floating operation is convenient for feeding and discharging of the die. The utility model is suitable for an on-vehicle hot briquetting with jumbo size 3D glass can accomplish the curved work of heat of size 2000 x 600 x 90mm glass piece the most. Compared with the traditional large-size hot bending equipment, the device has the advantages of small occupied area, high production efficiency, low equipment energy consumption, convenience in operation and the like.

Description

Intelligent 3D glass hot bending machine suitable for large-size glass forming

Technical Field

The utility model discloses a hot bender of 3D glass, concretely relates to intelligence is on-vehicle with novel hot bender of jumbo size 3D glass.

Background

The hot bending glass is a curved glass made by heating and softening a flat glass in a mould, bending and molding under a certain pressure and annealing. In the field of mobile phone cover plates, 3D glass related technologies are becoming mature, and manufacturers are accelerating production expansion to meet the coming market demands. In the fields of tablet computers, vehicle-mounted displays and the like, the application of large-size 3D glass does not reach the scale of the field of mobile phone covers. Mainly because the relevant forming technology of the large-size 3D glass is not mature, and the relevant processing equipment is still in the research and development stage and does not reach the mass production.

The mobile phone cover plate glass forming hot bending machine developed at present has the defects of large occupied area, high equipment energy consumption, incapability of finishing large-size glass forming and the like. Therefore, the forming of the vehicle-mounted large-size 3D glass puts higher requirements on the hot bending equipment, the improvement and optimization are carried out on the basis of the existing glass hot bending machine technology, and the development of the 3D hot bending equipment suitable for forming the large-size glass is the development trend of the hot bending machine industry.

Disclosure of Invention

The utility model discloses mainly to the curved equipment area of traditional cell-phone apron glass shaping heat big, the energy consumption is high, only be applicable to the fashioned problem of small-size 3D glass such as smart mobile phone, at present hot curved quick-witted design and manufacturing technological basis, the development is applicable to the fashioned intelligent 3D glass heat bender that is applicable to jumbo size on-vehicle glass shaping.

The purpose of the utility model is realized like this: the 3D glass hot bending machine is composed of a single-side preheating furnace, a single-side cooling furnace, 2 stations of pressure forming stations, 2 stations of annealing stations and a material pushing structure, wherein the single-side preheating furnace and the single-side cooling furnace are in a vertical integrated five-division mode, 5 stations of independent spaces are arranged on one side, and the up-down floating operation facilitates feeding and discharging transmission of molds. The 3D glass hot bending machine is suitable for hot press forming of large-size 3D glass for vehicles, and can complete hot bending of glass sheets with the size of 2000 × 600 × 90mm to the maximum. Compared with other devices, the device has the advantages of small occupied area, short beat time, low energy consumption of the device, convenience in operation and the like.

The utility model discloses there are some characteristics as follows:

1. the heating plate is made of silicon carbide, and the inner disk resistance wire is used for heating;

2. the single-side preheating furnace and the single-side cooling furnace are in a vertical integrated five-division mode, 5 stations of independent spaces are arranged on one side, the heating plate on the central part can be used for two purposes by one plate, and the lower surface of the heating plate is a lower furnace roof plate; the upper surface is an upper furnace bottom plate;

3. the mould transportation adopt floating from top to bottom come in and go out, screw devices are installed on two sides of the single-side preheating furnace and the single-side cooling furnace, the whole cavity can float from top to bottom through the movement of the screws and is respectively butted with the equipment forming furnace, and the mould transportation is completed.

4. The 3D glass hot bending machine is composed of an operation platform 1, a feeding cavity 2, a preheating cavity 3, a lifting motor 4, forming stations 5-6, annealing stations 7-8, a cooling cavity 9 and a discharging cavity 10, wherein a mold is pushed into the feeding cavity 2 from the operation platform 1 through a cylinder, then the mold is pushed into the preheating cavity 3 in sequence until the preheating cavity is full of molds, the mold reaching the forming temperature enters the forming cavity 4 in sequence in a vertically floating mode according to equipment parameter setting and is filled with the preheating cavity stations, after the forming process of servo pressure-applying glass is completed, the mold is shifted to the annealing station through a shifting fork, then the mold is pushed into the cooling cavity 5 in sequence in a vertically floating mode for cooling, after the cooling is completed, the mold is shifted to the discharging cavity 6, and then the mold is pushed out to the operation platform 1 through a cylinder control material pushing structure.

5. The preheating cavity and the cooling cavity are composed of a cavity body, heating plates 11-16 and a lead screw 17, a vertical integrated five-division mode is adopted on the whole, five molds can be accommodated simultaneously, the vertical floating precision of the lead screw is controlled through a lifting motor 4, so that each station can be in butt joint with a feeding cavity, a forming cavity and a discharging cavity, the transportation of the molds is completed, the heating plates adopt a mode of embedding heating pipes for temperature control, and the

heating plates

12, 13, 14 and 15 can be used for two purposes by one plate and are respectively used for heating the upper mold and the lower mold.

The beneficial effects of the utility model are that:

1. the utility model discloses the hot plate adopts the carborundum material, has high thermal conductivity, high elastic modulus, low coefficient of thermal expansion, excellent high temperature oxidation resistance and excellent wearability. And resistance wire heating can guarantee that jumbo size mould is heated evenly, and then has guaranteed that glass is heated evenly, and the shaping size is accurate, reduces the influence of the uneven temperature to glass shaping yield, has improved the product yield.

2. The preheating furnace and the cooling furnace of the utility model adopt a vertical integrated five-division form, thereby reducing the occupied area of the equipment, greatly improving the heat energy utilization rate, having two purposes for the heating plate at the central part and having the lower furnace roof plate on the lower surface; the upper surface is an upper furnace bottom plate, four groups of heating pipes can be saved, and the energy consumption of equipment is reduced.

3. The utility model discloses floating discrepancy about the mould transportation adopts, through the fluctuation of preheater and cooling furnace, each with equipment forming furnace butt joint, accomplish the transmission of mould, reducible beat, the simple operation has improved transmission efficiency.

4. The utility model discloses 5 station heats in the shaping intracavity only need 6 hot plates, can accomplish maximum dimension 2000 x 600 x 90mm glass sheet's the curved work of heat.

Drawings

Fig. 1 is a top view of the present invention;

FIG. 2 is a schematic diagram of a preheating chamber and a cooling chamber.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

With reference to fig. 1, the equipment consists of an operating platform 1, a feeding cavity 2, a preheating cavity 3, a lifting motor 4, forming stations 5-6, annealing stations 7-8, a cooling cavity 9 and a discharging cavity 10. When the equipment is operated, the mould is pushed into the feeding cavity 2 from the operation platform 1 by controlling the action of the air cylinder, then the mould is sequentially pushed into the preheating cavity 3 until the preheating cavity is full of moulds, the mould reaching the forming temperature sequentially enters the forming cavity 4 in a vertically floating mode according to the equipment parameter setting and is filled with the preheating cavity station, after the forming process of the servo pressure-applying glass is completed, the mould is pushed to the annealing station by the shifting fork, and then the mould is sequentially pushed into the cooling cavity 5 in a vertically floating mode for cooling, after the cooling is completed, the mould is pushed to the discharging cavity 6, and then the mould is pushed out to the operation platform 1 by the air cylinder control material pushing structure, so that the whole large-size glass is subjected to hot press forming.

Fig. 2 is a structural diagram of the preheating chamber and the cooling chamber, and it can be seen that the preheating chamber and the cooling chamber are composed of a chamber body, heating plates 11-16 and a screw rod 17. Wholly adopt vertical integrative five minutes modes, can hold five moulds simultaneously, can make each station and feeding chamber, shaping chamber, ejection of compact chamber butt joint through elevator motor 4 control lead screw precision of floating from top to bottom, accomplish the transportation of mould, the mode that the embedded heating pipe was adopted to the hot plate carries out temperature control, and wherein

hot plate

12, 13, 14, 15 can be dual-purpose, two piece upper and lower mould heating respectively.

During operation, the moulds are pushed into a feeding cavity 2 from an operation platform 1 by controlling the action of an air cylinder, then the moulds are pushed into a preheating cavity 3 in sequence until the preheating cavity is full of the moulds, the moulds reaching the forming temperature are pushed into a forming cavity 4 in sequence in a vertical floating mode according to equipment parameter setting, the mould missing positions are determined by mould display communication, the moulds are pushed into the positions from the feeding cavity to complement the preheating cavity station, the moulds are pressed and formed by driving an upper heating plate through a forming servo at the forming stations 5 and 6, after the glass is formed, a shifting fork in the furnace is controlled by a motor to fall to the middle position of the two moulds, a shifting fork shaft is driven by the motor to shift the moulds to an annealing station and lift the shifting fork, then the moulds are pushed into a cooling cavity 9 by a material pushing air cylinder behind the annealing station 8 to be cooled, and the moulds are still pushed to a material discharging cavity 10 by a material pushing air cylinder behind the annealing station, and then the material pushing structure is controlled by a material discharging cavity side cylinder to push the mould out to the operating platform 1, so that the whole large-size glass is subjected to hot press molding.

The above description is provided for further details of the present invention, and it is not to be understood that the embodiments of the present invention are limited to these descriptions. To those skilled in the art having the benefit of the teachings of this invention, changes and modifications may be made without departing from the scope of this invention as defined by the appended claims.

Claims

1. The intelligent 3D glass hot bending machine suitable for large-size glass forming is characterized by comprising a single-side preheating furnace, a single-side cooling furnace, a 2-station pressing forming station, a 2-station annealing station and a material pushing structure, wherein the preheating furnace and the cooling furnace are in a vertical integrated five-division mode, and 5 stations of independent spaces for up-and-down floating operation are arranged on one side.

2. The intelligent 3D glass hot bending machine suitable for large-size glass forming according to claim 1, wherein the single-side preheating furnace and the single-side cooling furnace are in a vertical integrated five-division mode, 5 stations of independent spaces are arranged on one side, the heating plate on the central part can be used for two purposes by one plate, and the lower surface of the heating plate is a lower furnace top plate; the upper surface is an upper furnace bottom plate.

3. The intelligent 3D glass hot bending machine suitable for large-size glass forming according to claim 2, wherein the heating plate is heated by using an inner disk resistance wire.

4. The intelligent 3D glass hot bending machine suitable for large-size glass forming according to claim 1, wherein the single-side preheating furnace and the single-side cooling furnace are provided with screw devices at two sides, the whole cavity can float up and down through the movement of the screw devices and is respectively in butt joint with the equipment forming furnace to complete the transmission of the mold.