CN106242261B

CN106242261B - Float glass processing device

Info

Publication number: CN106242261B
Application number: CN201610813753.3A
Authority: CN
Inventors: 董清世; 郭防
Original assignee: Shenzhen Xinyi Automobile Glass Co Ltd
Current assignee: Xinyi Ultra-thin Glass (DongGuan) Co., Ltd.
Priority date: 2016-09-09
Filing date: 2016-09-09
Publication date: 2020-04-10
Anticipated expiration: 2036-09-09
Also published as: CN106242261A

Abstract

The invention is suitable for the field of float glass production equipment, and provides a float glass processing device which comprises a roller carrier arranged between a tin bath and a first transition roller. The roller carrier comprises at least one ring roller, a central cast tube and at least one pair of support frames, wherein the ring roller is sleeved on the central cast tube, and the support frames are fixedly connected with the central cast tube and fixedly arranged on the wall of the tin bath. The carrier roller device is equivalent to replace a first transition roller to support glass, and the height of the first transition roller can be reduced under the running state of equipment due to the support of the carrier roller device, so that the first transition roller can be replaced online in time, and glass breakage is prevented. Due to the supporting effect of the roller device, the glass is separated from the first transition roller, so that the lower surface of the glass is prevented from being crushed or scratched by broken glass scattered on the lip brick or hard substances adhered to the first transition roller; when the first transition roller suddenly stops rotating or is jammed, the roller carrier can be temporarily replaced in an emergency.

Description

Float glass processing device

Technical Field

The invention belongs to the field of float glass production equipment, and particularly relates to a float glass processing device.

Background

In the production process of float glass, the outlet end of a section of thermal facility between a tin bath and an annealing kiln is also called a transition roller table. The transition roller table is transition equipment for lifting a glass belt from the tin liquid surface of a tin bath and sending the glass belt into an annealing furnace, and the transition roller table is generally composed of three transition rollers, and the three transition rollers are named as a first transition roller, a second transition roller and a third transition roller in sequence along the direction from the tin bath to the annealing furnace.

The first transition roller is closely connected with the tin bath, and if the surface of the first transition roller is stuck with tin or glass cullet and the like, the lower surface of the glass can be crushed; if the first transition roller fails to stop rotating or jam, the lower surface of the glass can be scratched. If will dismantle or clear up first transition roller, then need reduce first transition roller's height earlier, but the glass that sends out like this from the molten tin bath will cause certain downwarping because of the action of gravity, easily causes the fracture when touching second transition roller, consequently need do earlier and shut down the processing, will influence the normal production of enterprise greatly like this.

Disclosure of Invention

The invention aims to provide a float glass processing device, which solves the technical problem that a glass plate is easily crushed, scratched or broken at an outlet of a tin bath because a first transition roller cannot be replaced on line in the prior art by arranging a tin bath carrier roller device at the outlet of the tin bath.

The invention is realized in such a way that a float glass processing device comprises a tin bath for containing tin liquor, an annealing kiln and a transition roller table arranged between the tin bath and the annealing kiln, wherein the transition roller table at least comprises a first transition roller, a second transition roller and a third transition roller which are sequentially arranged along the direction from the tin bath to the annealing kiln, and the float glass processing device also comprises a roller carrier arranged between the tin bath and the first transition roller.

Further, the roller carrier comprises at least one ring roller, a central cast tube and at least one pair of support frames, the ring roller is sleeved on the central cast tube, and the support frames and the central cast tube are fixedly connected and fixedly arranged on the wall of the tin bath.

Further, the ring rollers are movably connected with the central casting pipe, and the ring rollers can rotate around the central casting pipe.

Further, the ring rolls are fixedly connected with the central casting pipe.

Furthermore, the two support frames are respectively fixed at two ends of the central cast tube.

Furthermore, the number of the ring rollers is more than two, the ring rollers are arranged at intervals, and the support frame is fixed between every two adjacent ring rollers.

Preferably, the ring rollers are the same in axial length along the central casting tube, and the ring rollers are equally spaced apart on the central casting tube.

Further, the roller carrier also comprises a base for fixedly mounting each support frame, and the base is fixedly mounted on the wall of the tin bath.

Preferably, the ring roll is a graphite ring roll.

Preferably, the central casting tube, the support frame and the base are all made of stainless steel.

Compared with the prior art, the invention has the technical effects that: according to the float glass processing device, the roller carrier is arranged between the tin bath and the first transition roller of the transition roller table, so that a glass plate which is sent out from the tin bath and is conveyed to the annealing kiln through the transition roller table is lifted at the first transition roller, online maintenance or replacement of the first transition roller is realized, shutdown is avoided, the problem of plate breakage of the glass plate when the first transition roller is replaced is prevented, the glass plate is prevented from being in direct contact with the wall of the tin bath, and the glass plate is prevented from being crushed or scratched by broken glass scattered on the wall of the bath or hard substances adhered to the first transition roller; meanwhile, when the first transition roller suddenly stops rotating or is blocked, the roller carrier can temporarily replace the first transition roller for carrying out glass plate conveying work in an emergency mode.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention or in the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a float glass processing apparatus according to an embodiment of the present invention.

Fig. 2 is a front view of an idler provided by an embodiment of the present invention.

Fig. 3 is a cross-sectional view of a surface a-a of an idler roller according to an embodiment of the present invention.

Description of reference numerals:

1 tin bath 2 glass plate

3 roller supporting device 4 first transition roller

5 second transition roll 6 third transition roll

7 ring roller 8 center cast tube

9 support frame 10 base

11 operating rod

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings 1 to 3 and embodiments.

As shown in fig. 1, the float glass processing apparatus provided in the embodiment of the present invention includes a tin bath 1 for containing molten tin, an annealing furnace, and a transition roller stage disposed between the tin bath 1 and the annealing furnace, where the transition roller stage includes at least a first transition roller 4, a second transition roller 5, and a third transition roller 6 sequentially arranged along a direction from the tin bath 1 to the annealing furnace, and the float glass processing apparatus further includes a roller carrier 3 installed between the tin bath 1 and the first transition roller 4.

As shown in fig. 1, in the float glass processing apparatus according to the embodiment of the present invention, a roller carrier 3 is disposed between a tin bath 1 and a first transition roller 4 of a transition roller table, so that a glass sheet 2 which is sent out from the tin bath 1 and conveyed to an annealing furnace through the transition roller table is lifted at the first transition roller 4, thereby realizing online maintenance or replacement of the first transition roller 4, avoiding a machine halt, preventing a sheet breakage problem of the glass sheet 2 from occurring when the first transition roller 4 is replaced, and preventing the glass sheet 2 from directly contacting with a wall of the tin bath 1, thereby preventing the glass sheet 2 from being crushed or scratched by cullet scattered on the wall of the bath or by hard substances adhered to the first transition roller 4; meanwhile, when the first transition roller 4 suddenly stops rotating or is jammed, the idler roller 3 can temporarily and emergently replace the first transition roller 4 to carry out the glass plate 2 conveying work.

During float glass processing, glass sheets 2 are fed out of the tin bath 1 and lifted by a transition roll table into an annealing lehr for cooling. When the first transition roller 4 of transition roller platform breaks down, or have sticky tin to glue when garrulous glass situation needs to be changed, can be under the circumstances of not shutting down, penetrate the side in the space that becomes with bearing roller ware 3 follow glass board 2, first transition roller 4 and molten tin bath 1 enclose, withstand the glass board 2 of following molten tin bath 1 and raise, place on the lip brick of molten tin bath 1, glass board 2 is delivered to second transition roller 5 through bearing roller ware 3, make glass board 2 separate with first transition roller 4, bearing roller ware 3 replaces first transition roller 4 to hold up glass board 2 and makes glass board 2 continue normal operating. The staff can reduce the height of first transition roller 4 on line and overhaul or change it, has avoided shutting down, produces disconnected board when preventing to change first transition roller 4 on line, has also avoided the lower surface of glass sheet 2 to be crushed by glass cullet 2 or the firm material that adheres on first transition roller 4 that spreads on the lip brick simultaneously or the fish tail. When the first transition roller 4 suddenly stops rotating or is jammed, the idler device 3 can be temporarily replaced in an emergency.

In this embodiment, when the first transition roll 4 is in good use, the idler roller 3 can be detached from the tin bath 1.

As shown in fig. 2 and 3, the carrier roller device 3 includes at least one ring roller 7, a central cast tube 8 and at least one pair of support frames 9, the ring roller 7 is sleeved on the central cast tube 8, and the support frames 9 are fixedly connected with the central cast tube 8 and fixedly mounted on the wall of the tin bath 1. The carrier roller device 3 provided by the embodiment of the invention utilizes the support frame 9 to fixedly install the central casting tube 8 on the wall of the tin bath 1 so as to support and fix the central casting tube 8 and the ring rollers 7, and the ring rollers 7 are sleeved on the central casting tube 8 so as to enable the glass plate 2 passing through the carrier roller device 3 to be in contact with the ring rollers 7 and to support and transmit the glass plate 2.

In this embodiment, under the supporting action of the supporting frame 9, a gap is formed between the ring roller 7 and the groove wall of the tin bath 1, so as to ensure that the ring roller 7 does not contact with the groove wall of the tin bath 2 when rotating, and avoid friction. The ring rolls 7 are rotatable with the movement of the glass sheet 2 without relative displacement in the axial direction of the central casting tube 8, thereby preventing scratching of the lower surface of the glass sheet 2.

The ring rollers 7 in this embodiment are movably connected to the central casting tube 8, and the ring rollers 7 are capable of rotating around the central casting tube 8. As shown in fig. 2 and 3, the inner wall of the ring roller 7 is fitted to the outer wall of the central casting pipe 8, so that the relative position of the ring roller 7 can be fixed without causing unevenness of the lower surface of the glass sheet 2 due to radial shaking caused by the passage of the glass sheet 2.

In this embodiment, the supporting frame 9 is welded to the central casting tube 8, or clamped or riveted, so as to fix the central casting tube 8, so that the glass plate 2 is not scratched by the relative displacement of the central casting tube 8 with the movement of the glass plate 2.

In other embodiments, the supporting frame 9 and the central casting tube 8 are fixed by threaded connection and/or clamping groove fit.

Further, two support frames 9 are fixed to both ends of the central casting tube 8, respectively. The two support frames 9 are fixed at the two ends of the central casting tube 8, so that the central casting tube 8 is fixed on the wall of the tin bath 2, and the movable ring rollers 7 are prevented from slipping out of the two ends of the central casting tube 8.

Furthermore, the number of the ring rollers 7 is more than two, and each ring roller 7 is arranged at intervals, and a support frame 9 is fixed between two adjacent ring rollers 7. Each 7 intervals of ring roller set up to make processing simple and change the convenience, avoid 7 somewhere damages of ring roller need whole change all ring rollers 7, and only need change the ring roller 7 that receives the damage, greatly reduced the cost. By fixing one support frame 9 on two adjacent ring rollers 7, the axial movement of each ring roller 7 along the central casting pipe 8 is limited, and each ring roller 7 can be effectively and stably supported, so that the stress on each part of the central casting pipe 8 is uniform. Preferably, the ring rollers 7 have the same radius, so as to ensure that the surface of each ring roller 7 sleeved on the central casting tube 8 is flat, and avoid the indentation of the glass plate 2 caused by the unevenness between the ring rollers 7.

Preferably, the ring rollers 7 are of the same axial length along the central casting tube 8, and the ring rollers 7 are equally spaced on the central casting tube 8. By arranging the ring rollers 7 with the same length, the process for machining the ring rollers 7 is simplified, and batch machining is facilitated. The ring rollers 7 are sleeved on the central casting pipe 8 at equal intervals, so that the central casting pipe 8 is stressed uniformly.

Preferably, as shown in fig. 2, the ring rolls 7 in this embodiment are provided with six rings, the axial length of which is the same along the central casting tube 8, so that when a problem occurs with one of the ring rolls 7, only one ring roll 7 can be replaced without replacing the entire idler 3. The six ring rollers 7 are arranged on the central casting pipe 8 at equal intervals, a support frame 9 is arranged between every two adjacent ring rollers 7, and the support frame 9 is tightly close to the ring rollers 7 and plays a role in supporting the central casting pipe 8 and limiting the axial moving range of the ring rollers 7. Further, the carrier roller device 3 further comprises a base 10 for fixedly mounting each support frame 9, and the base 10 is fixedly mounted on the wall of the tin bath 1. In this embodiment, as shown in fig. 2, the base 10 is a flat strip and is disposed parallel to the central cast tube 8, and the length direction thereof is the same as the axial direction of the central cast tube 8, the length of the base 10 is not less than the length of the central cast tube 8, when the idler roller 3 of this embodiment is used, the idler roller 3 can be smoothly installed on the groove wall of the tin bath 1, so that the idler roller 3 does not scratch the glass plate 2 due to the relative displacement of the glass plate 2.

One end of the base 10 further comprises an operating rod 11 extending along the axial extension line of the central cast tube 8, and the operating rod 11 can conveniently move and take and place the carrier roller device 3.

In other embodiments, the base 10 is a seat body separately provided from each of the supporting frames 9, and each of the supporting frames 9 protrudes and extends along a surface corresponding to the base 10 to perform a supporting function.

Further, the ring roll 7 is a graphite ring roll. The graphite ring roller has the advantages that the surface is smooth, the strength is high, the probability that the lower surface of the glass plate 2 is crushed is reduced, the yield of glass is high, the cost is lower compared with the traditional ceramic roller, and the graphite ring roller is more environment-friendly and is easy to clean compared with the traditional asbestos roller.

Further, the central casting tube 8, the support frame 9 and the base 10 are made of stainless steel. The central cast tube 8, the support frame 9 and the base 10 are all made of stainless steel bars, so that the carrier roller device 3 can endure the high temperature at the outlet of the tin bath 1.

In other embodiments, the central casting tube 8, the supporting frame 9 and the base 10 may be made of other heat-resistant materials besides stainless steel, such as titanium aluminum ceramic and silicon carbide ceramic.

The invention also provides another embodiment which is similar to the previous embodiment, and is characterized in that the ring rollers 7 are fixedly connected with the central casting pipe 8, two support frames 9 are arranged at two ends of the central casting pipe 8 and are respectively and fixedly arranged on two bases 10, holes are arranged on the support frames 9, the support frames 9 are movably sleeved on the central casting pipe 8 through the holes, the central casting pipe 8 can freely rotate along the axial line in the holes, the bases 10 are flat stainless steel bars, and one of the bases 10 comprises an operating rod 11 which is extended along the axial extension line direction of the central casting pipe 8. The central casting tube 8 and the ring roller 7 in this embodiment are fixedly connected together by clamping, welding, riveting or the like, and when the glass plate 2 passes through, the ring roller 7 drives the central casting tube 8 to rotate together. The central casting pipe 8 and the ring rollers 7 are matched together to rotate, so that the rigidity of the ring rollers 7 can be enhanced, and the structural stability of the ring rollers 7 can be improved. The base 10 is provided with two pieces instead of one piece, so that the production cost of the carrier roller device 3 can be saved on the premise of fixing the position of the carrier roller device, the total weight of the carrier roller device 3 is reduced, and the carrier roller device is lighter and more convenient to take and place. Other structural features and functions are the same as those of the above embodiment, and are not described in detail herein.

In the process of processing float glass, when the first transition roller 4 has problems and needs to be replaced urgently, the roller device 3 in the float glass processing device can penetrate into the side surface of a gap formed by the glass plate 2, the first transition roller 4 and the tin bath 1 and is placed on the bath wall of the tin bath 1, and glass is lifted at the bath wall of the outlet of the tin bath 1. The invention has the beneficial effects that:

1. the carrier roller device 3 equivalently replaces the first transition roller 4 to support the glass plate 2, and the height of the first transition roller 4 can be reduced under the running state of the equipment due to the support of the carrier roller device 3, so that the first transition roller 4 can be replaced online in time, and the glass plate 2 is prevented from being broken.

2. Due to the supporting effect of the roller device 3, the glass plate 2 is separated from the first transition roller 4, and the lower surface of the glass plate 2 is prevented from being crushed or scratched by broken glass scattered on the groove wall or hard substances adhered to the first transition roller 4;

3. when the first transition roller 4 suddenly stops rotating or is jammed, the idler device 3 can be temporarily replaced in an emergency.

In conclusion, the glass production device is simple in structure and convenient to operate, ensures continuous operation in the glass production process, greatly improves the production efficiency and the glass quality, and is suitable for popularization and use in actual production.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A float glass processing device comprises a tin bath containing tin liquor, an annealing kiln and a transition roller platform arranged between the tin bath and the annealing kiln, the transition roller table at least comprises a first transition roller, a second transition roller and a third transition roller which are sequentially arranged along the direction from the tin bath to the annealing kiln, characterized in that the float glass processing device also comprises a roller carrier arranged between the tin bath and the first transition roller, the carrier roller device comprises at least one ring roller, a central cast tube, at least one pair of support frames and an operating rod which is connected with the base and used for moving and taking and placing the carrier roller device, the ring roller is sleeved on the central cast tube, and the support frame and the central cast tube are fixedly connected and fixedly arranged on the groove wall of the tin bath so as to support and fix the central cast tube and the ring roller.

2. The float glass processing apparatus of claim 1, wherein the ring roller is movably connected to the central cast tube, the ring roller being rotatable about the central cast tube.

3. The float glass processing apparatus of claim 1, wherein the ring rolls are fixedly attached to the central cast tube.

4. The float glass processing apparatus of claim 1, wherein two of the support brackets are fixed to both ends of the central casting pipe, respectively.

5. The float glass processing apparatus of claim 1, wherein the number of the ring rollers is two or more, and each of the ring rollers is spaced apart and fixes one of the support frames between two adjacent ring rollers.

6. The float glass processing apparatus of claim 5, wherein the ring rollers are of the same axial length along the central casting tube, and wherein the ring rollers are equally spaced apart on the central casting tube.

7. The float glass processing apparatus of any one of claims 2 to 6, wherein the idler roller further comprises a base for fixedly mounting each support frame, the base being fixedly mounted on a wall of the tin bath.

8. The float glass processing apparatus of any one of claims 2 to 6, wherein the ring rolls are graphite ring rolls.

9. The float glass processing apparatus of claim 7, wherein the central cast tube, the support frame and the base are made of stainless steel.