CN210394144U

CN210394144U - Hot bending die for forming curved glass

Info

Publication number: CN210394144U
Application number: CN201920605855.5U
Authority: CN
Inventors: 张陆锋
Original assignee: Jiangxi Jingyang Electric Technology Co ltd
Current assignee: Jiangxi Jingyang Electric Technology Co ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-04-24
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to a glass apron technical field especially relates to a curved mould of fashioned heat for curved surface glass, including last mould and lower mould, go up and still be provided with well mould in the middle of mould and the lower mould, the lower mould up end is provided with shaping groove I, shaping groove I is equipped with the arch I of placing curved surface glass, well mould up end is fixed with the arch II of placing curved surface glass, it is equipped with II equipment fashioned shaping's of aforementioned arch to go up the mould down the terminal surface, evenly be equipped with the gas pocket on the arch I, still evenly be equipped with the trachea on the lower mould lateral wall, also evenly be equipped with the gas pocket on the arch II, also evenly be equipped with the trachea on the well mould lateral wall, trachea on the well mould links to each other with the gas pocket on II of aforementioned. Air holes are connected with the bulges I and the bulges II through the air pipes, air exists between the glass cover plate and the bulges I and the bulges II, negative pressure is not formed due to forming, the formed glass cover plate is more conveniently taken down, and the glass cover plate cannot be scrapped.

Description

Hot bending die for forming curved glass

[ technical field ] A method for producing a semiconductor device

The utility model relates to a glass apron technical field especially relates to a fashioned hot bending die utensil for curved surface glass.

[ background of the invention ]

At present, a smart phone is a general name that has an independent operating system and an independent operating space like a personal computer, and that allows a user to install programs provided by third-party service providers such as software, games, and navigation, and that allows a wireless network to access a mobile phone type through a mobile communication network. The smart phone has the functions of a high-resolution touch screen, WiFi, high-speed data access, cloud access, GPS navigation, NFC, a gravity sensing level meter and the like. The gradual popularization of smart machines promotes the realization of the concept of a mobile network, people can access online anytime and anywhere after the internet is in an instant type, and smart phones become the most important information industry related platform, gradually advance to the aspects of modern society and become indispensable articles such as clothes.

The existing hot bending forming mode of the mobile phone cover plate is that only one product can be processed by one die at a time, and the processing efficiency is low. And after the hot bending forming, the glass and the mould form negative pressure, and when the glass cover plate is taken down, the glass cover plate is easy to wear and scrap.

The utility model discloses it is not enough to solve prior art and research and propose.

[ Utility model ] content

The utility model aims at overcoming the shortcoming of above-mentioned prior art, provide a high-efficient hot bending forming die who uses during curved surface glass shaping.

The utility model discloses can realize through following technical scheme:

the utility model discloses a hot bending die for forming curved glass, which comprises an upper die and a lower die, wherein a middle die is arranged between the upper die and the lower die, the upper end surface of the lower die is provided with a forming groove I, the forming groove I is provided with a bulge I for placing the curved glass, four corners of the upper end surface of the lower die are also fixedly provided with fixed columns, the positions of the middle die corresponding to the fixed columns are respectively provided with a fixed hole for the fixed columns to pass through, the upper end surface of the middle die is fixedly provided with a bulge II for placing the curved glass, the lower end surface of the upper die is provided with a forming groove II which is assembled and formed with the bulge II, the positions of the upper die corresponding to the fixed columns are respectively provided with a fixed groove for the top of the corresponding fixed columns to penetrate, the bulges I are respectively provided with air holes, the side wall of the lower die is also, and air pipes are uniformly arranged on the side wall of the middle die, and the air pipes on the middle die are connected with the air holes on the bulges II. Place two glass apron of treating the shaping respectively on the shaping groove I of lower mould and the protruding II of well mould, well mould passes the fixed orifices after-fixing on the lower mould through the fixed column, go up the mould and push down, go up the mould, well mould, the module begins the thermoforming after becoming one wholly down, go up the gas pocket through trachea and protruding I and protruding II and link to each other, there is the air in the middle of making glass apron and protruding I and protruding II, do not have because the shaping forms the negative pressure, the more convenient glass apron with the shaping is taken off, can not cause the glass apron to scrap.

Preferably, fool-proof chamfers are arranged at corresponding positions of the upper die, the middle die and the lower die. Avoid operating personnel equipment dislocation, cause the mould to scrap.

Preferably, a limiting plate for fixing the curved glass is arranged around the protrusion II on the upper end surface of the middle die, and a limiting groove for correspondingly assembling the limiting plate is arranged at the position of the upper die corresponding to the limiting plate. Before the shaping, will treat that fashioned glass is fixed through the limiting plate, avoid glass to shift, lead to glass to scrap.

Preferably, the top of the fixed column is of a conical structure. The middle die is more conveniently fixed on the lower die.

Compared with the prior art, the utility model has the advantages that:

1. the utility model discloses can effectual realization one shot forming go out two curved surface glass, very big improvement glass hot bending's efficiency.

2. The fixing column penetrates through the fixing hole and then penetrates into the fixing groove, and therefore the middle die is more conveniently assembled and positioned.

3. The glass cover plate is connected with the air pipe through the air hole, after the glass cover plate is formed, external air enters the space between the glass cover plate and the forming die through the air pipe and the air hole, negative pressure cannot be formed, and the glass cover plate is more conveniently taken down.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a left side view of the present invention;

FIG. 4 is a schematic view of the upper mold structure of the present invention;

fig. 5 is a schematic view of a middle mold structure of the present invention;

fig. 6 is a top view of the lower mold of the present invention;

in the figure: 1. a lower die; 2. a bulge I; 3. forming a groove I; 4. air holes; 5. fixing a column; 6. an air tube; 7. a fixing hole; 8. a limiting plate; 9. a limiting groove; 10. fixing grooves; 11. a forming groove II; 12. a middle mold; 13. an upper die; 14. a bulge II; 15. performing fool-proof chamfering;

[ detailed description ] embodiments

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings:

as shown in figures 1 to 6, the utility model discloses a hot bending die for forming curved glass, which comprises an upper die 13 and a lower die 1, a middle die 12 is arranged between the upper die 13 and the lower die 1, a forming groove I3 is arranged on the upper end surface of the lower die 1, the forming groove I3 is provided with a bulge I2 for placing the curved glass, fixed posts 5 are further fixed on four corners of the upper end surface of the lower die 1, fixing holes 7 for the fixed posts 5 to pass through are arranged on the middle die 12 corresponding to the fixed posts 5, a bulge II 14 for placing the curved glass is fixed on the upper end surface of the middle die 12, a forming groove II 11 assembled and formed with the bulge II 14 is arranged on the lower end surface of the upper die 13, fixing grooves 10 corresponding to the tops of the fixed posts 5 are arranged on the upper die 13 corresponding to the fixed posts 5, air holes 4 are uniformly arranged on the bulge I2, air pipes 6 are uniformly arranged on the side wall of the lower die 1, the air, the side wall of the middle die 12 is also uniformly provided with an air pipe 6, and the air pipe 6 on the middle die 12 is connected with an air hole 4 on the bulge II 14. Two glass cover plates to be molded are placed on the molding groove I3 of the lower die 1 and the protrusion II 14 of the middle die 12 respectively, the middle die 12 passes through the fixing column 5 and then is fixed on the lower die 1, the upper die 13 presses downwards, the upper die 13, the middle die 12 and the lower die 1 are integrated and then heated and molded, the air holes 4 are connected with the protrusion I2 and the protrusion II 14 through the air pipe 6, air exists between the glass cover plate and the protrusion I2 and the protrusion II 14, negative pressure is not formed due to molding, the molded glass cover plate can be taken down more conveniently, and the glass cover plate cannot be scrapped.

Wherein, the corresponding positions of the upper die 13, the middle die 12 and the lower die 1 are all provided with fool-proof chamfers 15. Avoid operating personnel equipment dislocation, cause the mould to scrap.

Wherein, the periphery of the protrusion II 14 on the upper end surface of the middle die 12 is provided with a limiting plate 8 for fixing the curved glass, and the position of the upper die 13 corresponding to the limiting plate 8 is provided with a limiting groove 9 for correspondingly assembling the limiting plate 8. Before the shaping, will treat that fashioned glass is fixed through limiting plate 8, avoid glass to shift, lead to glass to scrap.

Wherein, the top of the fixed column 5 is a conical structure. The middle die 12 is more conveniently fixed on the lower die 1.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a curved mould of fashioned heat for curved surface glass, includes mould and lower mould, its characterized in that: a middle die is arranged between the upper die and the lower die, a forming groove I is arranged on the upper end surface of the lower die, the forming groove I is provided with a bulge I for placing curved glass, four corners of the upper end surface of the lower die are also fixedly provided with fixing columns, fixing holes through which the fixing columns penetrate are formed in the positions, corresponding to the fixing columns, of the middle mold, a bulge II for placing curved glass is fixed on the upper end face of the middle mold, a forming groove II assembled and formed with the bulge II is arranged on the lower end surface of the upper die, fixing grooves penetrating through the tops of the corresponding fixing columns are arranged at the positions of the upper die corresponding to the fixing columns, the bulges I are uniformly provided with air holes, the side wall of the lower die is also uniformly provided with air pipes, the air pipes are connected with the air holes, air holes are uniformly formed in the protrusions II, air pipes are uniformly arranged on the side wall of the middle die, and the air pipes in the middle die are connected with the air holes in the protrusions II.

2. The hot-bending mold for forming curved glass according to claim 1, wherein: and fool-proof chamfers are arranged at corresponding positions of the upper die, the middle die and the lower die.

3. The hot-bending mold for forming curved glass according to claim 1, wherein: and the periphery of the protrusion II on the upper end surface of the middle die is provided with a limiting plate for fixing curved glass, and the position of the upper die corresponding to the limiting plate is provided with a limiting groove for correspondingly assembling the limiting plate.

4. The hot-bending mold for forming curved glass according to claim 1, wherein: the top of the fixed column is of a conical structure.