CN112679076B

CN112679076B - Mold for glass hot bending device and forming method based on mold

Info

Publication number: CN112679076B
Application number: CN202110009552.9A
Authority: CN
Inventors: 李海林; 李柏榆; 刘佳荣
Original assignee: Guangdong Nanxing Glass Co ltd
Current assignee: Guangdong Nanxing Glass Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-07-27
Anticipated expiration: 2041-01-05
Also published as: CN112679076A

Abstract

The invention discloses a mold for a glass hot bending device and a forming method based on the mold, wherein the mold comprises a sixth mold arranged at the top end of a first mold, a third mold and a fourth mold are arranged on one side of the first mold, the fourth mold is positioned at the top end of the third mold, a second mold and a fifth mold are arranged on one side of the first mold, which is far away from the third mold, the second mold is positioned at the bottom end of the fifth mold, and the second mold, the third mold, the fourth mold, the fifth mold and the sixth mold can respectively move back and forth towards the first mold. The mould adopts the reciprocating type's principle, can realize moving the application of force through foling and effectively processing the shaping to multi-radian glass to sheet glass, need not to glass ultra-temperature heating, only need to glass heating surface soften can, save heating time like this and save the required efficiency of heating, its forming method is simple, practical.

Description

Mold for glass hot bending device and forming method based on mold

Technical Field

The invention relates to the technical field of hot bending devices, in particular to a mold for a glass hot bending device and a glass multi-radian forming method based on the mold.

Background

For glass for architectural decoration, the glass plate surface is large, the bent steel glass which is daily described by people is generally a single curved surface, namely only one curved surface, and the glass needs to present various shape changes according to the requirements of different places, such as multi-curved arc shapes (such as wave multi-curved arcs), most of the prior glass is realized by adopting a splicing mode, but not a whole large piece of glass is formed, the whole decoration effect is influenced, the installation engineering is enlarged, and the market requirements cannot be met.

In addition, the existing hot bending die is low in automation and needs to be operated by personnel all the time, so that the working efficiency is reduced, the production cost is increased, the quality of products cannot be guaranteed due to the fact that manual operation is greatly influenced by human factors, and therefore the die for the glass hot bending device is provided for solving the problems.

Disclosure of Invention

The invention provides a mould for a glass hot bending device, which solves the problems that multi-curved arc-shaped bent glass which can be integrally formed can be simply realized, and the automation of the mould is improved so as to improve the working efficiency.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a mould for glass device that bends, includes first mould, the top of first mould is provided with the sixth mould, one side of first mould is provided with third mould and fourth mould, the fourth mould is located the top of third mould, one side that the third mould was kept away from to first mould is provided with second mould and fifth mould, the second mould is located the bottom of fifth mould, second mould, third mould, fourth mould, fifth mould, the sixth mould body respectively can be to first mould round trip movement.

Preferably, the inside of first mould is provided with removes rack bar and slip rack bar, the one end of removing rack bar passes first mould and second mould fixed connection, the one end of slip rack bar passes first mould and third mould fixed connection, be provided with the running gear between slip rack bar and the removal rack bar.

Preferably, the heating pipes are fixedly mounted on the side walls of the first mold, the second mold, the third mold, the fourth mold, the fifth mold and the sixth mold.

Preferably, telescopic cylinders are fixedly mounted inside the third die, the first die and the second die, connecting rods are fixedly mounted at the end portions of piston rods of the telescopic cylinders, and one ends, far away from the telescopic cylinders, of the connecting rods are fixedly connected with the fourth die, the sixth die and the fifth die.

Preferably, a servo motor is connected outside the first die, and one end of the rotating gear penetrates through the first die and is fixedly connected with the output end of the servo motor.

Preferably, the first mould outer joint is installed the PLC controller, the bottom of slip rack bar and the top of removing the rack bar fixed mounting respectively have proximity sensor, the model of PLC controller is TL2N-32MR, proximity sensor's model is GX-H6B.

The glass multi-radian forming method based on the die is characterized by comprising the following steps of:

s1, preparing a piece of large-area flat plate ultra-white glass A1;

s2, adjusting a second die and a third die of the dies to be away from the first die, placing the flat ultra-white glass A1 on the upper part of the dies, and starting a heating pipe to heat;

and S3, stopping heating when the glass is heated to a certain temperature and the surface of the glass is softened, controlling the second die and the third die to move towards the first die respectively, so that the flat ultra-white glass A1 of Microsoft is deformed along with the moving dies, and the ultra-white glass A1 is deformed into continuous wave curved glass B1.

The invention has the beneficial effects that:

1. by adopting the reciprocating mold, the effective forming of the plate glass can be realized by folding and applying force, meanwhile, the glass is not required to be heated greatly, and only the heating surface of the glass is softened, so that the heating time is saved and the energy efficiency required by heating is saved.

2. The movable mould can realize that one piece of plate glass forms the three-curved arc glass in a W shape.

3. Inputting corresponding programs through a PLC (programmable logic controller), connecting a servo motor, a telescopic cylinder and a proximity sensor with the PLC, preheating a heating pipe, starting the servo motor through the PLC, driving a rotating gear to rotate by the servo motor, driving a moving rack rod and a sliding rack rod to move by the rotating gear, driving a second die and a fifth die to move by the moving rack rod, driving a third die and a fourth die to move by the sliding rack rod, placing glass on the heating pipe, heating the glass through the heating pipe, transmitting information to the PLC by the proximity sensor after heating is finished, controlling the servo motor to move in a reverse direction by the PLC, driving the rotating gear to rotate by the servo motor, driving the moving rack rod and the sliding rack rod to move by the rotating gear, the movable rack rod drives the second die and the fifth die to move, then the movable rack rod drives the third die and the fourth die to move, and therefore extrusion forming is conducted on glass, and production efficiency is improved.

4. Through PLC controller control telescopic cylinder, telescopic cylinder drives the connecting rod and moves, and the connecting rod drives fourth mould, fifth mould and sixth mould and moves to accomplish the altitude mixture control of mould, further improve the shaping requirement that the mould used, make the device full automation control, reduced the influence of human factor, make product quality obtain the guarantee.

In conclusion, the mold is convenient to use, strong in automatic operation and wide in application range, effectively realizes multi-arc deformation of one piece of glass, and can be widely popularized and used in hot-bending glass processing plants.

Drawings

Fig. 1 is a schematic view of the mold structure of the present invention.

Fig. 2 is a rear view of the mold structure of the present invention.

Fig. 3 is a sectional view showing a rear structure of the mold of the present invention.

Reference numbers in the figures: 1. a first mold; 2. a second mold; 3. a third mold; 4. heating a tube; 5. a fourth mold; 6. a fifth mold; 7. a sixth mold; 8. a PLC controller; 9. moving the rack bar; 10. a proximity sensor; 11. a rotating gear; 12. sliding the rack bar; 13. a telescopic cylinder; 14. a connecting rod; 15. and a servo motor output end.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a mould for glass hot bending device, includes first mould 1, the top of first mould 1 is provided with sixth mould 7, one side of first mould 1 is provided with third mould 3 and fourth mould 5, fourth mould 5 is located the top of third mould 3, one side that third mould 3 was kept away from to first mould 1 is provided with second mould 2 and fifth mould 6, second mould 2 is located the bottom of fifth mould 6, the inside of first mould 1 is provided with removal rack bar 9 and slip rack bar 12, the one end of removal rack bar 9 passes first mould 1 and second mould 2 fixed connection, the one end of slip rack bar 12 passes first mould 1 and third mould 3 fixed connection, be provided with rotating gear 11 between slip rack bar 12 and the removal rack bar 9, first mould 1 and second mould 2 fixed connection, The side wall fixed mounting of second mould 2, third mould 3, fourth mould 5, fifth mould 6 and sixth mould 7 has heating pipe 4, the inside fixed mounting of third mould 3, first mould 1 and second mould 2 has telescopic cylinder 13, telescopic cylinder 13's piston rod tip fixed mounting has connecting rod 14, the one end and fourth mould 5, sixth mould 7 and fifth mould 6 fixed connection of telescopic cylinder 13 are kept away from to connecting rod 14, first mould 1 is outer to be connected with servo motor, the one end of rotating gear 11 passes first mould 1 and servo motor's output 15 fixed connection, the outer wall fixed mounting of first mould 1 has PLC controller 8, the bottom of slip rack bar 12 and the top of removal rack bar 9 fixed mounting respectively have proximity sensor 10, the model of PLC controller 8 is 2 TL2N-32MR, the proximity sensor 10 is of the type GX-H6B.

During practical use, the first mold 1 is fixed (can be installed on a fixed support), the second mold 2, the third mold 3, the fourth mold 5, the fifth mold 6 and the sixth mold 7 can be respectively closed or opened towards the first mold 1, and after the 6 mold parts are closed, a W-shaped three-curved arc shape is formed, and the W-shaped three-curved arc shape is also a wave shape finally formed after the plate glass is heated, namely the W-shaped three-curved arc glass is formed.

By adopting the folding movable mould, the effective forming of the plate glass can be realized by folding force application, meanwhile, the glass is not required to be heated greatly, and only the heating surface of the glass is softened, so that the heating time is saved and the energy efficiency required by heating is saved.

The working principle is as follows: when the device is used, a corresponding program is input through a PLC (programmable logic controller) 8, a servo motor 15, a telescopic cylinder 13 and a proximity sensor 10 are connected with the PLC 8, a heating pipe 4 is heated, the servo motor 15 is started through the PLC 8, the servo motor 15 drives a rotating gear 11 to rotate, the rotating gear 11 drives a moving rack rod 9 and a sliding rack rod 12 to move, the moving rack rod 9 drives a second die 2 and a fifth die 6 to move, the sliding rack rod 12 drives a third die 3 and a fourth die 5 to move, glass is placed on the heating pipe 4, the heating pipe 4 heats the glass, after the heating is finished, the proximity sensor 10 transmits information to the PLC 8, the PLC 8 controls the servo motor 15 to move in the reverse direction, and the servo motor 15 drives the rotating gear 11 to rotate, then the rotating gear 11 drives the moving rack rod 9 and the sliding rack rod 12 to move, the moving rack rod 9 drives the second die 2 and the fifth die 6 to move, then the sliding rack rod 12 drives the third die 3 and the fourth die 5 to move, thereby carrying out extrusion forming on glass, thereby improving the production forming efficiency, if glass with other shapes is required to pass through the PLC controller 8 to control the telescopic cylinder 13, the telescopic cylinder 13 drives the connecting rod 14 to move, the connecting rod 14 drives the fourth die 5, the fifth die 6 and the sixth die 7 to move, thereby completing the height adjustment of the dies, finally achieving the multi-curve arc drawing forming of the glass, enabling the device to be controlled automatically in the whole process, reducing the influence of human factors, enabling the product quality to be guaranteed, and improving the automation and the intellectualization of equipment.

The following is further illustrated in the context of forming a three-curved glass in the shape of a "W":

s1, preparing a piece of large-area flat plate ultra-white glass A1;

s2, adjusting the second die 2 and the third die 3 of the dies to be in an open state (far away from the first die 1), placing the plate ultra-white glass A1 on the upper part of the dies, and starting the heating pipe 4 for heating;

and S3, stopping heating when the glass surface is softened to a certain temperature (the softening temperature of the glass surface is 600-700 ℃), moving the second mold 2 and the third mold 3 to close (namely closing the first mold 1), enabling the Microsoft glass to deform along with the moving molds, enabling the ultrawhite glass A1 to deform into continuous wave curved glass B1, and cooling after forming.

If the second die 2 and the third die 3 are closed and the good large-arc-shaped deformation cannot be achieved, the fourth die 5, the fifth die 6 and the sixth die body 7 are started to move upwards to form good drawing and shaping on the pre-changed continuous wave curved glass B1.

When the device is used, the radian can be controlled to reach the change of the deformation radian of the glass by controlling the moving distances of the second die 2, the third die 3, the fourth die 5, the fifth die 6 and the sixth die body 7, and the control and adjustment of the radian are not refined. The PLC controller is a mature electronic equipment connection and control principle for controlling the motor, the heating pipe and the telescopic cylinder.

The mould is convenient to use, strong in automatic operation and wide in application range, and can effectively realize multi-arc deformation of one piece of glass.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A mold for a glass hot bending device comprises a first mold (1), and is characterized in that a sixth mold (7) is arranged at the top end of the first mold (1), a third mold (3) and a fourth mold (5) are arranged on one side of the first mold (1), the fourth mold (5) is positioned at the top end of the third mold (3), a second mold (2) and a fifth mold (6) are arranged on one side, away from the third mold (3), of the first mold (1), the second mold (2) is positioned at the bottom end of the fifth mold (6), the second mold (2), the third mold (3), the fourth mold (5), the fifth mold (6) and the sixth mold body (7) can respectively move to and fro towards the first mold (1), the second mold (2) and the third mold (3) are moved to close to the first mold (1), if the second die (2) and the third die (3) are closed and cannot achieve large-arc-shaped glass deformation, the fourth die (5), the fifth die (6) and the sixth die (7) are started to move upwards, and the pre-changed continuous wave curved glass is drawn and shaped.

2. The mold for a glass hot bending device according to claim 1, wherein a moving rack bar (9) and a sliding rack bar (12) are arranged inside the first mold (1), one end of the moving rack bar (9) passes through the first mold (1) and is fixedly connected with the second mold (2), one end of the sliding rack bar (12) passes through the first mold (1) and is fixedly connected with the third mold (3), and a rotating gear (11) is arranged between the sliding rack bar (12) and the moving rack bar (9).

3. The mold for a glass hot bending apparatus according to claim 1, wherein the heating pipe (4) is fixedly installed on the side wall of the first mold (1), the second mold (2), the third mold (3), the fourth mold (5), the fifth mold (6) and the sixth mold (7).

4. The mold for the glass hot bending device according to claim 1, wherein a telescopic cylinder (13) is fixedly installed inside the third mold (3), the first mold (1) and the second mold (2), a connecting rod (14) is fixedly installed at the end part of a piston rod of the telescopic cylinder (13), and one end, far away from the telescopic cylinder (13), of the connecting rod (14) is fixedly connected with the fourth mold (5), the sixth mold (7) and the fifth mold (6).

5. A mould for a glass hot bending device according to claim 2, wherein a servo motor is connected outside the first mould (1), and one end of the rotating gear (11) passes through the first mould (1) and is fixedly connected with an output end (15) of the servo motor.

6. The mold for a glass hot-bending apparatus according to claim 2, wherein a PLC (programmable logic controller) controller (8) is externally connected to the first mold (1), a proximity sensor (10) is fixedly installed at the bottom end of the sliding rack bar (12) and the top end of the moving rack bar (9) respectively, the PLC controller (8) has a model number of TL2N-32MR, and the proximity sensor (10) has a model number of GX-H6B.

7. A method of forming based on the mold according to any of claims 1 to 6, characterized in that the method comprises the following steps:

s1, preparing a piece of large-area flat plate ultra-white glass A1;