CN215627617U - Float glass's cutting device - Google Patents
Float glass's cutting device Download PDFInfo
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- CN215627617U CN215627617U CN202121450593.3U CN202121450593U CN215627617U CN 215627617 U CN215627617 U CN 215627617U CN 202121450593 U CN202121450593 U CN 202121450593U CN 215627617 U CN215627617 U CN 215627617U
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Abstract
The utility model discloses a slitting device for float glass, and belongs to the technical field of glass production equipment. The device comprises a glass conveying structure arranged in the front-back direction, and a longitudinal cutting structure, a transverse cutting structure, a fragment structure and an edge cutting structure which are sequentially arranged on the glass conveying structure from front to back; the glass conveying structure is provided with a front air cooling mechanism, an upper glass edge cooling mechanism, a dust blowing mechanism, a plurality of upper glass edge cooling mechanisms, a rear air cooling mechanism and a lower glass edge cooling mechanism in sequence from front to back, wherein the upper glass edge cooling mechanisms are positioned in front of the longitudinal cutting structure. The processing procedure of the device is as follows: firstly, cooling the side edge of the glass by air cooling, then cooling the upper side edge of the glass, and finally cooling the lower side edge of the glass; before the lower side of the glass is cooled, drying the water on the upper side of the glass so as to conveniently perform centralized treatment on the dropped water and the blown water; and blowing dust on the surface of the glass through the dust blowing mechanism and integrally cooling the glass.
Description
Technical Field
The utility model belongs to the technical field of glass production equipment, and particularly relates to a slitting device for float glass.
Background
The float glass production needs to go through the working procedures of raw material matching, high-temperature melting in a melting furnace to form glass liquid, drawing and shaping in a float forming tin bath, annealing in an annealing furnace, cooling and cutting, packaging, warehousing and the like.
Glass cuts the process and includes usually cutting and cutting edge, current float glass's the device of cutting include along around to the glass transport structure who sets up and by preceding to locating the rip cutting structure on the glass transport structure in proper order after to, the crosscut structure, fragment structure and cutting edge structure etc, fragment structure is top formula fragment structure usually, the cutting edge structure is the structure of cutting edge of push-down type usually, rip cutting structure is including controlling a plurality of break bars that set up side by side and its realization simultaneously vertically cut with cutting edge cut (so that push down cut), the crosscut structure is including can along with glass motion and can control the break bar of motion in order to realize transversely cutting.
Due to the design defects of the annealing furnace, the glass belt has the condition of large transverse temperature difference (the temperature of two side edges is high) after being sent out of the annealing furnace, and the thermal stress in the glass is difficult to be completely reduced due to the defects of free balance temperature reduction. The subsequent cutting difficulty is increased, and phenomena such as plate breaking, corner missing, rough edges, slag generation and the like occur occasionally. The cutting qualification rate is only about 65 percent
On the right, the yield and quality of the glass are severely affected. Therefore, the prior art generally adopts a corresponding structure to cool the glass edge before slitting.
For example, patent with application number CN201020294128.0 discloses a glass strip edge cutting water spray cooling device, which comprises a water dripping pipe, an upright post, a cross rod, a hoop, a sliding water spray device and cooling cloth, wherein the upper end of the upright post is provided with the cross rod, the lower end of the upright post is provided with the hoop, the cross rod is sleeved with the sliding water spray device, a fastening bolt is arranged above the sliding water spray device, one side of the sliding water spray device is provided with a pipe dripping ring, and a cloth hanging ring is arranged below the sliding water spray device; the drip pipe ring is provided with a drip pipe, and the cloth hanging ring is provided with cooling cloth.
The applicant has found the following problems when using the aforementioned device for cooling the glass side:
(1) when the glass comes out of the annealing kiln, the temperature of the glass edge is very high, and cracks are easy to appear if the glass is directly cooled by water;
(2) the temperature of the lower side of the glass is still higher while the upper side of the glass edge can only be cooled;
(3) moisture may remain on the upper side of the side edge of the glass, and the cut edge may slip;
(4) during cooling in the lehr and delivery from the lehr, the glass may have dust on its upper surface, which affects the quality (usually packaged directly after cutting) and inspection (customer receives glass sheet and then inspects it).
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, an embodiment of the present invention provides a float glass slitting device, and the processing process of the device is as follows: firstly, cooling the side edge of the glass by air cooling, then cooling the upper side edge of the glass by water cooling (water is not easy to dry and the requirement on the cooling amplitude is high), and finally cooling the lower side edge of the glass by water cooling (water is easier to dry and the requirement on the cooling amplitude is low); before the lower side of the glass is cooled, drying the water on the upper side of the glass so as to conveniently perform centralized treatment on the dropped water and the blown water; and blowing the dust on the surface of the glass by the dust blowing mechanism (after the first upper glass edge cooling mechanism is arranged, the possibility that the dust is adhered to the surface of the glass by water is reduced, and the dust is easy to blow off just after being wetted as far as possible) and integrally cooling the glass. The technical scheme is as follows:
the embodiment of the utility model provides a slitting device for float glass, which comprises a glass conveying structure arranged in the front-back direction, and a longitudinal cutting structure, a transverse cutting structure, a sheet cutting structure and an edge cutting structure which are sequentially arranged on the glass conveying structure from front to back; the glass conveying structure is provided with a front air cooling mechanism 1, an upper glass edge cooling mechanism 2, a dust blowing mechanism 3, a plurality of upper glass edge cooling mechanisms 2, a rear air cooling mechanism 5 and a lower glass edge cooling mechanism 6 from front to back in sequence in front of the longitudinal cutting structure; the front air cooling mechanism 1 comprises two front air cooling units which are respectively arranged on the left side and the right side of the glass 4 and are positioned above the glass 4, and the front air cooling units can blow air to the sides of the glass 4; the upper glass edge cooling mechanism 2 comprises two upper water spraying cooling units which are respectively arranged on the left side and the right side of the glass 4, and first cooling cloth of each upper water spraying cooling unit is in contact with the upper side of the glass 4; the dust blowing mechanism 3 is a V-shaped structure with a backward opening, is positioned above the glass 4, and is provided with two arms from the middle part of the glass 4 to the left side and the right side of the glass 4 respectively, and the front sides of the two arms are provided with air outlets capable of blowing dust outwards; the rear air cooling mechanism 5 comprises two rear air cooling units which are respectively arranged on the left side and the right side of the glass 4 and are positioned above the glass 4, and the rear air cooling units blow water on the sides of the glass 4 outwards; the lower glass edge cooling mechanism 6 comprises two lower water-spraying cooling units which are respectively arranged on the left side and the right side of the glass 4, and second cooling cloth of the lower water-spraying cooling units is in contact with the lower side of the glass 4.
The front air cooling unit in the embodiment of the utility model comprises a first support and a front air pipe which is arranged on the first support in the front-back direction, wherein the first support is arranged on the glass conveying structure and is positioned above the glass 4; the front air pipe is positioned above the glass 4 and is obliquely arranged from front to back downwards, and a plurality of front blowing holes are arranged in front of and behind the bottom of the front air pipe in parallel.
The dust blowing mechanism 3 comprises a door-type support and two blowing plates hung on the door-type support, the door-type support is arranged on the glass conveying structure in the left-right direction and is positioned above the glass 4, and the two blowing plates respectively form two arms of a V-shaped structure; the air blowing plate is positioned above the glass 4, and a strip-shaped air outlet is formed in the front side of the air blowing plate from the middle of the glass 4 to the side edge of the glass 4; the strip-shaped air outlet is obliquely and downwards arranged from back to front.
The upper water spraying cooling unit comprises a second support, a first water dropping pipe and first water cooling cloth, the second support is arranged on the glass conveying structure and located above the glass 4, the first water dropping pipe is fixed on the second support and drops water to the first water cooling cloth, the upper end of the first water cooling cloth is hung on the second support, and the lower end of the first water cooling cloth is lapped on the upper side edge of the glass 4.
The rear air cooling unit in the embodiment of the utility model comprises a third support and a rear air pipe on the third support, wherein the third support is arranged on the glass conveying structure and is positioned above the glass 4; the rear air pipe is horizontally arranged, is positioned above the glass 4, is obliquely arranged outwards from front to back, and is provided with a plurality of rear blowing holes on the front side; a plurality of back blow hole sets up side by side and by the back to preceding oblique downwardly setting along the direction that back tuber pipe is located.
The lower water-spraying cooling unit in the embodiment of the utility model comprises a fourth support, a second water-spraying pipe and second water-cooling cloth, wherein the fourth support is arranged on the glass conveying structure and is positioned below the glass 4, the second water-spraying pipe is fixed on the fourth support and sprays water to the second water-cooling cloth, and the second water-cooling cloth is wound on the fourth support and is in contact with the lower side edge of the glass 4.
Preferably, the rear air cooling unit in the embodiment of the utility model is arranged in front of the lower water spraying cooling unit at the corresponding side, and a water receiving tank 7 is arranged below the rear air cooling unit and the lower water spraying cooling unit at the same side; the water receiving grooves 7 are arranged in the front-back direction, are positioned below the corresponding side edges of the glass 4, protrude outwards relative to the corresponding side edges of the glass 4, and can receive water dripped from the water dripping cooling unit and water blown off by the rear air cooling unit.
Wherein, the front air cooling mechanism 1 in the embodiment of the utility model is arranged at the outlet of the annealing kiln.
The technical scheme provided by the embodiment of the utility model has the following beneficial effects: the embodiment of the utility model provides a slitting device for float glass, which comprises the following processing processes: firstly, performing air cooling on the side edge of the glass (arranged on an outlet of an annealing kiln), then performing water cooling on the upper side edge of the glass (water is not easy to dry and the requirement on the cooling amplitude is high), and finally performing water cooling on the lower side edge of the glass (water is easier to dry and the requirement on the cooling amplitude is low, and the glass is arranged in front of a longitudinal cutting structure); before the lower side of the glass is cooled, the water on the upper side of the glass is dried, so that the dropped water and the blown water are treated in a centralized manner (collected through a water receiving tank); and blowing the dust on the surface of the glass by the dust blowing mechanism (after the first upper glass edge cooling mechanism is arranged, the possibility that the dust is adhered to the surface of the glass by water is reduced, and the dust is easy to blow off just after being wetted as far as possible) and integrally cooling the glass.
Drawings
Fig. 1 is a partial structural view of a float glass slitting device according to an embodiment of the present invention.
In the figure: 1 front air cooling mechanism, 2 upper glass edge cooling mechanism, 3 dust blowing mechanism, 4 glass, 5 rear air cooling mechanism, 6 lower glass edge cooling mechanism and 7 water receiving tank.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, an embodiment of the present invention provides a float glass slitting device, which includes a glass conveying structure arranged in a front-back direction, and a longitudinal cutting structure, a transverse cutting structure, a sheet cutting structure, and an edge cutting structure, which are sequentially arranged on the glass conveying structure from front to back. The fragmentation structure is top-loading fragmentation structure usually, and the structure of cutting a border is push-down type usually and cuts a border structure, indulges the break bar that the structure includes about setting up side by side and its realization simultaneously vertically cut with cutting a border cut in advance (so that push down cut), and the crosscut structure is including can along with the glass motion and can control to the break bar of motion in order to realize transversely cutting. The structure is basically the same as that of the existing float glass slitting device, and the difference is that:
the glass conveying structure in this embodiment is provided with a front air cooling mechanism 1, an upper glass edge cooling mechanism 2, a dust blowing mechanism 3, a plurality of upper glass edge cooling mechanisms 2, a rear air cooling mechanism 5, a lower glass edge cooling mechanism 6 and the like in sequence from front to back in front of the longitudinal cutting structure. A plurality of upper glass edge cooling means 2 are arranged side by side in the front-rear direction (the distance between adjacent upper glass edge cooling means 2 is preferably greater than 2 m) and the number thereof is set as required. Wherein, preceding air-cooled mechanism 1 is located glass 4 top including locating two preceding air-cooled units of side about glass 4 respectively and it, and preceding air-cooled unit can be used for carrying out the air-cooled cooling to the side of glass 4 to the side blow of glass 4. The upper glass edge cooling mechanism 2 comprises two upper water spraying cooling units (used for carrying out water cooling on the upper side edge of the glass 4) which are respectively arranged on the left side edge and the right side edge of the glass 4, the structure of each upper water spraying cooling unit is basically consistent with that disclosed in the patent with the application number of CN201020294128.0, and first cooling cloth of each upper water spraying cooling unit is in contact with the upper side edge of the glass 4. The dust blowing mechanism 3 is a V-shaped structure with an opening (the opening angle is larger than 120 degrees) facing backwards, the dust blowing mechanism is located above the glass 4, two arms of the dust blowing mechanism are respectively from the middle of the glass 4 to the left side and the right side of the glass 4, and an air outlet capable of blowing dust outwards (from back to front, the dust blowing mechanism blows outwards in an inclined mode so as to blow the dust outwards) is formed in the front side of the two arms. Wherein, back air cooling mechanism 5 is including locating two back air cooling units of the left and right sides of glass 4 respectively and it is located glass 4 top, and back air cooling unit outwards sweeps the water on the glass 4 side. The lower glass edge cooling mechanism 6 includes two lower water-spraying cooling units (for performing water-cooling on the lower side of the glass 4) respectively disposed on the left and right sides of the glass 4, the structure of the upper water-spraying cooling unit is similar to (needs to be slightly changed from) the structure disclosed in the patent application No. CN201020294128.0, and the second cooling cloth of the lower water-spraying cooling unit is in contact with the lower side of the glass 4. The rear air cooling unit and the lower water spraying cooling unit on the same side are preferably adjacent to each other to perform centralized treatment on water.
The front air cooling unit in the embodiment of the present invention includes a first bracket (specifically, an L-shaped bracket, a horizontal arm at the top of the L-shaped bracket is arranged in the left-right direction, and the subsequent bracket has the same structure), a front air duct (a circular duct, both ends of which are closed) arranged on the first bracket in the front-back direction, and the like, and the first bracket is arranged on a glass conveying structure (on a rack of the glass conveying structure, the rear end of the glass conveying structure is the same) and located above the glass 4. The front air pipe is positioned above the glass 4 and is obliquely arranged from front to back, and a plurality of front blowing holes (vertically arranged) are arranged in front of and behind the bottom of the front air pipe.
The dust blowing mechanism 3 in the embodiment of the utility model comprises a door type support and two blowing plates hung on the door type support (top beam), and the like, wherein the door type support is arranged on the glass conveying structure along the left-right direction and is positioned above the glass 4, and the two blowing plates respectively form two arms of a V-shaped structure. The blowing plate is positioned above the glass 4, and a strip-shaped air outlet is formed in the front side of the blowing plate from the middle of the glass 4 to the side edge of the glass 4. The strip-shaped air outlet is obliquely arranged downwards from back to front.
The upper water spraying cooling unit in the embodiment of the utility model comprises a second support, a first water dropping pipe, first water cooling cloth and the like, wherein the second support is arranged on the glass conveying structure and is positioned above the glass 4, the first water dropping pipe is fixed on the second support and drops water to the first water cooling cloth, the upper end of the first water cooling cloth is hung on the second support, and the lower end of the first water cooling cloth is lapped on the upper side edge of the glass 4.
The rear air cooling unit in the embodiment of the present invention includes a third support, and a rear air duct (a circular duct with closed front and rear ends) on the third support, and the third support is disposed on the glass conveying structure and above the glass 4. The back tuber pipe level sets up, and it is located glass 4's top, and it is by preceding to the outside setting of back slant, and its front side is equipped with a plurality of back blowing holes and will guarantee to sweep the water on the glass 4 side outwards in water receiving tank 7. A plurality of back blow hole sets up side by side and by the back to preceding oblique downwardly setting along the direction that back tuber pipe is located.
The lower water-spraying cooling unit in the embodiment of the utility model comprises a fourth support, a second water-spraying pipe, a second water-cooling cloth and the like, wherein the fourth support is arranged on the glass conveying structure and is positioned below the glass 4, the second water-spraying pipe is fixed on the fourth support and sprays water to the second water-cooling cloth, and the second water-cooling cloth is wound on the fourth support and is contacted with the lower side edge of the glass 4.
Preferably, the rear air-cooling unit in the embodiment of the present invention is disposed adjacent to and in front of the lower shower water-cooling unit on the corresponding side for centralized treatment, and a water receiving tank 7 is disposed below the rear air-cooling unit and the lower shower water-cooling unit on the same side. The water receiving grooves 7 are arranged in the front-back direction, are positioned below the corresponding side edges of the glass 4, protrude outwards relative to the corresponding side edges of the glass 4, and can receive water dripped from the water dripping cooling unit and water blown down by the rear air cooling unit.
Preferably, the dust blowing mechanism 3 is located adjacent to and behind the first upper glass-edge cooling mechanism 2.
Wherein, the front air cooling mechanism 1 in the embodiment of the utility model is arranged at the outlet of the annealing kiln.
In the present embodiment, "first", "second", "third", and "fourth" only have a distinguishing function, and have no other special meaning.
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 utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The float glass slitting device comprises a glass conveying structure arranged in the front-back direction, and a longitudinal cutting structure, a transverse cutting structure, a fragment structure and an edge cutting structure which are sequentially arranged on the glass conveying structure from front to back; the glass conveying structure is characterized in that a front air cooling mechanism (1), an upper glass edge cooling mechanism (2), a dust blowing mechanism (3), a plurality of upper glass edge cooling mechanisms (2), a rear air cooling mechanism (5) and a lower glass edge cooling mechanism (6) are sequentially arranged on the glass conveying structure and in front of the longitudinal cutting structure from front to back; the front air cooling mechanism (1) comprises two front air cooling units which are respectively arranged on the left side and the right side of the glass (4) and are positioned above the glass (4), and the front air cooling units can blow air to the sides of the glass (4); the upper glass edge cooling mechanism (2) comprises two upper water spraying cooling units which are respectively arranged on the left side and the right side of the glass (4), and first cooling cloth of each upper water spraying cooling unit is in contact with the upper side of the glass (4); the dust blowing mechanism (3) is of a V-shaped structure with a backward opening, is positioned above the glass (4), two arms of the dust blowing mechanism respectively extend from the middle part of the glass (4) to the left side and the right side of the glass (4), and air outlets capable of blowing dust outwards are formed in the front sides of the two arms; the rear air cooling mechanism (5) comprises two rear air cooling units which are respectively arranged on the left side and the right side of the glass (4) and are positioned above the glass (4), and the rear air cooling units blow water on the sides of the glass (4) outwards; the lower glass edge cooling mechanism (6) comprises two lower water-spraying cooling units which are respectively arranged on the left side and the right side of the glass (4), and second cooling cloth of the lower water-spraying cooling units is in contact with the lower side of the glass (4).
2. The float glass slitting device as claimed in claim 1, wherein the front air cooling unit comprises a first support and a front air pipe arranged on the first support in a front-back direction, and the first support is arranged on the glass conveying structure and above the glass (4); the front air pipe is positioned above the glass (4) and is obliquely arranged downwards from front to back, and a plurality of front blowing holes are arranged in front of and behind the bottom of the front air pipe.
3. A device for slitting float glass according to claim 1, wherein the dust blowing mechanism (3) comprises a door-type bracket and two blowing plates suspended on the door-type bracket, the door-type bracket is arranged on the glass conveying structure in the left-right direction and is positioned above the glass (4), and the two blowing plates respectively form two arms of a V-shaped structure; the air blowing plate is positioned above the glass (4), and is provided with a strip-shaped air outlet from the middle part of the glass (4) to the side edge of the glass (4) and the front side of the air blowing plate; the strip-shaped air outlet is obliquely and downwards arranged from back to front.
4. The float glass cutting device according to claim 1, wherein the upper spraying water cooling unit comprises a second support, a first water dropping pipe and a first water cooling cloth, the second support is arranged on the glass conveying structure and is positioned above the glass (4), the first water dropping pipe is fixed on the second support and drops water to the first water cooling cloth, the upper end of the first water cooling cloth is hung on the second support, and the lower end of the first water cooling cloth is lapped on the upper side edge of the glass (4).
5. The float glass slitting device as claimed in claim 1, wherein the rear air cooling unit comprises a third bracket and a rear air duct on the third bracket, and the third bracket is arranged on the glass conveying structure and above the glass (4); the rear air pipe is horizontally arranged, is positioned above the glass (4), is obliquely arranged outwards from front to back, and is provided with a plurality of rear blowing holes on the front side; a plurality of back blow hole sets up side by side and by the back to preceding oblique downwardly setting along the direction that back tuber pipe is located.
6. The float glass cutting device according to claim 1, wherein the lower spraying water cooling unit comprises a fourth support, a second water dropping pipe and a second water cooling cloth, the fourth support is arranged on the glass conveying structure and is positioned below the glass (4), the second water dropping pipe is fixed on the fourth support and sprays water to the second water cooling cloth, and the second water cooling cloth is wound on the fourth support and is in contact with the lower side edge of the glass (4).
7. The float glass cutting device according to claim 1, wherein the rear air cooling unit is disposed adjacent to and in front of the lower shower cooling unit on the corresponding side, and a water receiving tank (7) is disposed below the rear air cooling unit and the lower shower cooling unit on the same side; the water receiving groove (7) is arranged in the front-back direction, is positioned below the corresponding side edge of the glass (4), protrudes outwards relative to the corresponding side edge of the glass (4), and can receive water dripped from the water dripping cooling unit and water blown off by the rear air cooling unit.
8. A float glass slitting device as claimed in claim 1 wherein the front air cooling means (1) is located at the exit of the lehr.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121450593.3U CN215627617U (en) | 2021-06-29 | 2021-06-29 | Float glass's cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121450593.3U CN215627617U (en) | 2021-06-29 | 2021-06-29 | Float glass's cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215627617U true CN215627617U (en) | 2022-01-25 |
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ID=79946531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121450593.3U Active CN215627617U (en) | 2021-06-29 | 2021-06-29 | Float glass's cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215627617U (en) |
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2021
- 2021-06-29 CN CN202121450593.3U patent/CN215627617U/en active Active
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