CN101628783B

CN101628783B - Continuous tempering furnace and processing technique of bent tempered glass

Info

Publication number: CN101628783B
Application number: CN2009103053993A
Authority: CN
Inventors: 陈永乐
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-08-08
Filing date: 2009-08-08
Publication date: 2011-08-31
Anticipated expiration: 2029-08-08
Also published as: CN101628783A

Abstract

The invention relates to a continuous tempering furnace used for processing bent tempered glass, comprising a heating furnace and a quenching air duct. The front end and the rear end of the heating furnace are respectively provided with a feed port and a discharge port, respectively. The heating furnace consists of a hot forming region, a glass balanced heat-preservation region and a fast heating region which are arranged sequentially. A track and a driving device are arranged at the bottom of the heating furnace and the quenching air duct. A plurality of mobile trolleys running through the heating furnace and the quenching air duct run on the track, and the mobile trolleys are driven to run by the driving device. The invention further discloses a processing technique of bent tempered glass utilizing the tempering furnace. The tempering furnace has reasonable structure, high production efficiency, convenient operation and high energy utilization rate.

Description

The complete processing of continuous tempering furnace and curved tempered glass

Technical field

The technology that the present invention relates to be used to process the continuous tempering furnace of curved tempered glass and utilize this annealing furnace processing curved tempered glass.

Background technology

The tempering of glass is heated to simple glass exactly near the remollescent temperature, also is the tempering temperature, then glass is cooled off fast, tempering is handled the back glass surface and is formed even stress, and inside then forms tension stress, and glass intensity, stability and security are increased substantially.Existing curved tempered glass production unit is usually by the loading place, the moulding process furnace, quench area is formed, one side of moulding process furnace is provided with opening, when work, earlier simple glass is placed on the rail car from the loading place, behind the cold air track of quenching, send into the moulding process furnace, glass in the moulding process furnace moulding and be warming up to the tempering temperature after, open fire door again, dolly is retracted quench area, glass is fast cooling in quench area, makes the curved tempered glass finished product, this annealing furnace add man-hour can only single operation, glass come out of the stove quenching until next time add again simple glass during be in idle state always, heat energy is wasted, and production efficiency is low simultaneously, and the time is long, make production cost higher, in addition, the design of the furnace cavity structure of this annealing furnace is unreasonable, the difficult quality guarantee of the curved tempered glass that processes.

Summary of the invention

In order to overcome the deficiencies in the prior art, the invention provides a kind of rational in infrastructure, production efficiency is high, cost is low, easy to operate continuous tempering furnace and utilize the complete processing of this annealing furnace processing curved tempered glass.

The technical solution adopted in the present invention is:

Be used to process the continuous tempering furnace of curved tempered glass, it comprises process furnace, the cold air track of quenching, the front and back end of process furnace is respectively the charging and discharging mouth, process furnace is made up of the hot briquetting district that sets gradually, the balanced heat preservation zone of glass, the district that is rapidly heated, process furnace and quenching wind trench bottom are provided with track and drive unit, operation has some can connect process furnace and quench travelling car between the cold air track on the track, and travelling car is driven by drive unit and moves.

A kind of complete processing of curved tempered glass may further comprise the steps:

A) simple glass to be processed is positioned on the forming mould of travelling car and sends into the hot briquetting district,, according to the moulding needs part of glass is additionally heated simultaneously, make its bending and molding glass heats;

B) glass after the moulding is sent into the balanced heat preservation zone of glass, continued heating, make each position of glass be subjected to thermal balance gradually;

C) glass is sent into the district that is rapidly heated, made glass be heated to the tempering temperature fast;

D) glass is sent in the cold air track of quenching, glass is carried out rapidly and cooling uniformly, make the curved tempered glass finished product.

The invention has the beneficial effects as follows: the design's process furnace is made up of the hot briquetting district that sets gradually, the balanced heat preservation zone of glass, the district that is rapidly heated, when work, the glass of front is heated in different intervals successively, make course of processing serialization, guarantee when work, all to maintain glass on each interval operation, utilize heat energy to greatest extent, reduced cost; In addition, all right each interval temperature of independent control makes the curved tempered glass better quality that processes, and is more simple and convenient during red-tape operati, less demanding to workman's technical ability; In addition, this equipment is because serialization production has improved production efficiency greatly.

Description of drawings

The present invention is further described below in conjunction with drawings and Examples.

Fig. 1 is a structural representation of the present invention;

Fig. 2 is that diagrammatic sketch is looked in the side of process furnace;

Fig. 3 is the process furnace front end enlarged view of Fig. 2;

Fig. 4 is the A Abandon synoptic diagram of Fig. 1.

Embodiment

Referring to figs. 1 through Fig. 4, be used to process the continuous tempering furnace of curved tempered glass, it comprises process furnace 1, the cold air track 2 of quenching, the front and back end of process furnace 1 is advanced respectively,

discharge port

11,12, process furnace 1 is by the hot briquetting district 13 that sets gradually, the balanced heat preservation zone 14 of glass, district's 15 compositions are rapidly heated, the process furnace 1 and cold air track 2 bottoms of quenching are provided with track 3 and drive unit, operation has some can connect process furnace 1 and the travelling car 5 between the cold air track 2 quenched on the track 3, travelling car 5 drives operation by drive unit, the travelling car top is mold shape or is placed with mould, just the arcual mould can be set when producing glass tea machine as needs.

When work, simple glass to be processed is rested on this forming mould, the travelling car of bearing glass enters in the hot briquetting district and is heated, according to the modeling requirement of glass, what bulk glass was heated, also the part of glass is additionally heated simultaneously, make this part bending and molding; Next step sends the glass after the moulding into the balanced heat preservation zone of glass, continues heating, makes each position of glass be subjected to thermal balance gradually; Next step sends glass into the district that is rapidly heated, and makes glass be heated to the tempering temperature fast; At last, glass is sent in the cold air track of quenching, glass is carried out rapidly and cooling uniformly, make the curved tempered glass finished product.

For the tempering and the molding effect that make glass better, in the course of processing, glass has all carried out accurate control control at each interval temperature and time, in the hot briquetting district, the working temperature that makes the hot briquetting district is 510～520 ℃, and be 8～10 minutes the heat-up time of glass; In the balanced heat preservation zone of glass, the working temperature of balanced heat preservation zone is 540～580 ℃, and be 1～3 minute the heat-up time of glass; In the district that is rapidly heated, the working temperature in the district that is rapidly heated is 640～660 ℃, and be 8～10 minutes the heat-up time of glass.The design of above-mentioned parameter has also reduced energy dissipation to greatest extent when improving glass quality, make production process more reasonable.

Further improvement of the present invention, for easy to process, the opening for feed 11 outer feeding devices 6 that simple glass can be sent into automatically hot briquetting district 13 that are provided with of process furnace 1.

Further, the outside of this annealing furnace also is provided with the revolution e Foerderanlage 7 that the travelling car that the cold air track 2 of quenching comes out can be transferred to feeding device 6 front ends.

Above-mentioned design makes pan feeding, discharging, the processes such as travelling car withdrawal of sky is all realized automatization, increases work efficiency, and has reduced the labour intensity of operation element, effectively reduces production cost.

Drive unit of the present invention comprises the motor 41 that is fixed on the frame, motor 41 drives rotating shaft 43 by chain 42, the direction of motion of rotating shaft 43 travelling cars is provided with many groups, is with driving gear 44 in the rotating shaft 43, and travelling car is provided with the horizontal rack 51 that can match with driving gear 44.

The tooth bar that is loaded on every travelling car bottom is provided with one at least, as the centre that is loaded on the travelling car bottom is located, the present invention's mode more preferably, described driving gear 44 is arranged at the two ends of rotating shaft 43, and the bottom, frame both sides of travelling car 5 is respectively equipped with horizontal rack 51.

In order to make glass be subjected to more precise time in each zone, temperature control, described drive unit comprises first drive unit 45 of control travelling car 13 operations in the hot briquetting district, the control travelling car is at second drive unit 46 of balanced heat preservation zone 14 operations, the control travelling car is at the 3rd drive unit 47 of district's 15 operations that is rapidly heated, the control travelling car is at the four-drive device 48 of cold air track 2 operations of quenching, like this, when producing, can control heat-up time or temperature in the requirement of each time period according to glass, the curved tempered glass quality homogeneous that order processes, and control is more flexible.

The above is the preferred embodiment of the present invention, and it does not constitute limiting the scope of the invention, so long as realize that with essentially identical means purpose of the present invention all should belong to protection scope of the present invention.

Claims

1. be used to process the continuous tempering furnace of curved tempered glass, it comprises process furnace (1), the cold air track (2) of quenching, the front and back end that it is characterized in that process furnace (1) is advanced respectively, discharge port (11,12), process furnace (1) is by the hot briquetting district (13) that sets gradually, the balanced heat preservation zone (14) of glass, district (15) composition is rapidly heated, process furnace (1) and the cold air track of quenching (2) bottom are provided with track (3) and drive unit, track (3) is gone up operation some the travelling cars (5) that can connect between process furnace (1) and the cold air track of quenching (2), travelling car (5) drives operation by drive unit, described drive unit comprises the motor (41) that is fixed on the frame, motor (41) drives rotating shaft (43) by chain (42), the direction of motion of rotating shaft (43) travelling car is provided with many groups, be with driving gear (44) in the rotating shaft (43), travelling car is provided with the horizontal rack (51) that can match with driving gear (44).

2. the continuous tempering furnace that is used to process curved tempered glass according to claim 1 is characterized in that: the outer feeding device (6) that simple glass can be sent into automatically hot briquetting district (13) that is provided with of the opening for feed (11) of described process furnace (1).

3. the continuous tempering furnace that is used to process curved tempered glass according to claim 2 is characterized in that: the outside of this annealing furnace is provided with the revolution e Foerderanlage (7) that the travelling car that the cold air track of quenching (2) can be come out transfers to feeding device (6) front end.

4. the continuous tempering furnace that is used to process curved tempered glass according to claim 1 is characterized in that: described driving gear (44) is arranged at the two ends of rotating shaft (43), and the bottom, frame both sides of travelling car (5) is respectively equipped with horizontal rack (51).

5. the continuous tempering furnace that is used to process curved tempered glass according to claim 1, it is characterized in that: drive unit comprises first drive unit (45) of control travelling car in hot briquetting district (13) operation, the control travelling car is at second drive unit (46) of balanced heat preservation zone (14) operation, the control travelling car is at the 3rd drive unit (47) of district (15) operation that is rapidly heated, and the control travelling car is at the four-drive device (48) of the cold air track of quenching (2) operation.

6. the complete processing of a curved tempered glass is characterized in that may further comprise the steps:

A) simple glass to be processed is positioned on the forming mould of travelling car and sends into the hot briquetting district,, according to the moulding needs part of glass is additionally heated simultaneously, make its bending and molding glass heats; The working temperature in hot briquetting district is 510～520 ℃, and be 8～10 minutes the heat-up time of glass;

B) glass after the moulding is sent into the balanced heat preservation zone of glass, continued heating, make each position of glass be subjected to thermal balance gradually; The working temperature of the balanced heat preservation zone of glass is 540～580 ℃, and be 1～3 minute the heat-up time of glass;

C) glass is sent into the district that is rapidly heated, made glass be heated to the tempering temperature fast; The working temperature of distinguishing that is rapidly heated is 640～660 ℃, and be 8～10 minutes the heat-up time of glass;