CN115821176A - Annealing system and annealing method for producing door and window aluminum alloy section - Google Patents
Annealing system and annealing method for producing door and window aluminum alloy section Download PDFInfo
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- CN115821176A CN115821176A CN202211464727.6A CN202211464727A CN115821176A CN 115821176 A CN115821176 A CN 115821176A CN 202211464727 A CN202211464727 A CN 202211464727A CN 115821176 A CN115821176 A CN 115821176A
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Abstract
The invention belongs to the technical field of aluminum alloy section processing, and particularly relates to an annealing system and an annealing method for producing door and window aluminum alloy sections. This door and window aluminum alloy ex-trusions production is with annealing system and annealing method, through setting up section bar annealing rotary driving mechanism and oil cooling annealing mechanism, when using, through section bar annealing rotary driving mechanism, drive a plurality of door and window aluminum alloy ex-trusions and rotate in annealing process, ensure even cold wind contact with first cold-blast pipe and the outflow of second cold-blast pipe, anneal, and through oil cooling annealing mechanism, direct contact with door and window aluminum alloy ex-trusions, to door and window aluminum alloy ex-trusions contact endothermic cooling, thereby solved current annealing device and adopted independent air cooling annealing, the existence can't accomplish synchronous cooling, influence the quality of aluminum alloy ex-trusions, lead to annealing efficiency lower, the longer problem of annealing time.
Description
Technical Field
The invention relates to the technical field of aluminum alloy section processing, in particular to an annealing system and an annealing method for producing aluminum alloy sections for doors and windows.
Background
The doors and windows are divided into enclosure members or partition members according to different positions, have different design requirements, and need to have one or more of the functions of heat preservation, heat insulation or sound insulation, and the like. The window sash frame is large, glass with a large area can be embedded, indoor light is sufficient and bright, the virtual-real contrast of vertical surfaces between the indoor space and the outdoor space is enhanced, and a room is rich in layers. The aluminum alloy is easy to extrude, the cross section of the section bar is accurate in size, and the processing accuracy is high, so that aluminum alloy doors and windows are selected by many owners in decoration.
In order to improve the strength and hardness of an aluminum alloy profile in the production process, the aluminum alloy is subjected to heat treatment, annealing operation is performed in the heat treatment process, the conventional annealing device is used for placing the heated aluminum alloy profile into the annealing device for cooling, but because the aluminum alloy profiles are stacked together, the exposed area of the contacted aluminum alloy surface is small, the cooling speed is slow, the exposed area of the aluminum alloy surface which is not contacted is large, the cooling speed is fast, and the aluminum alloy cannot be cooled synchronously, at the moment, the aluminum alloy is taken out of the annealing device, cracks can be caused on the local part of the aluminum alloy, the quality of the aluminum alloy profile is influenced, and most of the conventional annealing devices adopt independent air cooling annealing, so that the problems of low annealing efficiency and long annealing time exist, and therefore, an annealing system and an annealing method for producing the aluminum alloy profiles for doors and windows are needed.
Disclosure of Invention
Based on the technical problems that the existing annealing device adopts independent air cooling annealing, synchronous cooling cannot be achieved, the quality of an aluminum alloy section is influenced, the annealing efficiency is low, and the annealing time is long, the invention provides an annealing system and an annealing method for producing a door and window aluminum alloy section.
The invention provides an annealing system for producing door and window aluminum alloy sections, which comprises supporting columns, wherein the tops of the supporting columns are fixedly connected with annealing barrels, three supporting columns are in an annular array by taking the axis of the annealing barrels as the center, first cold air pipes are fixedly arranged on the inner bottom wall of the annealing barrel, and four first cold air pipes are distributed in an annular array by taking the axis of the annealing barrel as the center.
The inner wall fixedly connected with cross mount of annealing bucket, the inner wall fixedly connected with second cold-blast pipe of cross mount, the upper surface of annealing bucket is extended to the one end of second cold-blast pipe.
The top of annealing bucket is articulated to be installed sealing door, four sealing door uses the axle center of annealing bucket to be annular array distribution as the center, sealing door's surface is fan-shaped form, sealing door's one end is pegged graft with the surface of second cold-blast pipe.
And the surface of the sealing door is fixedly communicated with a hot gas recovery pipe.
The inner wall of the annealing barrel is fixedly connected with a section annealing rotary driving mechanism, and the surface of the section annealing rotary driving mechanism is provided with an oil cooling annealing mechanism.
The section annealing rotary driving mechanism is used for rotationally driving the aluminum alloy sections for doors and windows during annealing.
Wherein, oil cooling annealing mechanism is used for carrying out oil cooling annealing to door and window aluminum alloy ex-trusions.
Preferably, the profile annealing rotary driving mechanism comprises a driving pipe, the surface of the driving pipe is arranged on the inner bottom wall of the annealing barrel through a bearing, and one end of the driving pipe penetrates through and extends to the lower surface of the annealing barrel.
Preferably, one end of the driving pipe is fixedly sleeved with a driven belt pulley, the lower surface of the annealing barrel is rotatably connected with a driving belt pulley through a bearing and a rotating shaft, and the driving belt pulley is in transmission connection with the driven belt pulley through a belt;
the surface of the support column is fixedly connected with reinforcing connecting frames, and the three reinforcing connecting frames are distributed in an annular array by taking the axis of the annealing barrel as the center.
Preferably, a driving motor is fixedly mounted on the surface of the reinforcing connecting frame, and an output shaft of the driving motor is fixedly connected with the driving pulley through a key and a key groove;
the surface of one end of the driving pipe, which is positioned inside the annealing barrel, is fixedly sleeved with a profile driving disc, and the surface of the profile driving disc is in sliding connection with the inner bottom wall of the annealing barrel.
Preferably, the oil-cooling annealing mechanism comprises oil-cooling contact fixing pipes, the oil-cooling contact fixing pipes are fixedly installed on the surface of the profile driving disc, and the plurality of oil-cooling contact fixing pipes are distributed in an annular array by taking the axis of the profile driving disc as the center;
the fixed pipe's of oil cold contact fixed surface is connected with spacing conducting strip, four spacing conducting strip uses the axle center of the fixed pipe of oil cold contact to be annular array distribution as the center.
Preferably, the inner bottom wall of the oil-cold contact fixing pipe is fixedly connected with a hot oil return pipe, the surface of the hot oil return pipe is sleeved with the inner wall of the oil-cold contact fixing pipe, and the inner wall of the hot oil return pipe is communicated with the inner wall of the oil-cold contact fixing pipe;
the surface of the section driving disc is respectively and fixedly connected with an oil inlet oil collecting ring and an oil return oil collecting ring, and the oil return oil collecting ring is sleeved on the surface of the oil inlet oil collecting ring.
Preferably, the inner wall of the oil cold contact fixing pipe is fixedly communicated with a cooling oil inlet pipe, and one end of the cooling oil inlet pipe penetrates through and extends to the inner wall of the oil inlet oil collecting ring;
the inner wall of the hot oil return pipe is fixedly communicated with an oil return outlet pipe, and one end of the oil return outlet pipe penetrates through and extends to the inner wall of the oil return oil collecting ring.
Preferably, the inner wall of driving tube rotates through the bearing and is connected with the oil feed pipe, the interior roof fixedly connected with contact tube of oil feed pipe, the one end of contact tube runs through and extends to the surface of oil feed pipe, the inner wall of oil feed pipe and contact tube passes through the connecting pipe respectively with oil feed oil collection ring and the fixed intercommunication of oil return oil collection ring.
Preferably, the one end of fuel feeding pipe and the other end of contact tube all extend to the lower surface of annealing bucket, the surface of fuel feeding pipe rotates through bearing and sealing washer and is connected with the fuel feeding tank, the inner wall of fuel feeding tank is concave shape, the fixed surface intercommunication of fuel feeding tank has cooling oil pipe, the other end of contact tube runs through and extends to the surface of fuel feeding tank, the surface of contact tube rotates through bearing and sealing washer and is connected with hot oil recovery pipe.
Preferably, the annealing method of the annealing system for producing the aluminum alloy sections for doors and windows comprises the following steps:
firstly, opening a sealing door on an annealing barrel, then sequentially feeding a plurality of door and window aluminum alloy sections needing annealing treatment into the annealing barrel, sleeving the inner walls of the door and window aluminum alloy sections with the surface of an oil-cooled contact fixing pipe, conducting heat through contact of a limiting heat conducting sheet and the inner walls of the door and window aluminum alloy sections, and limiting the door and window aluminum alloy sections;
finally, after a plurality of door and window aluminum alloy sections are filled into the annealing barrel, the sealing door is closed;
step two, annealing treatment, specifically, firstly, starting a driving motor to work, driving a driving belt wheel to rotate and work through an output shaft of the driving motor and a key groove, driving a driven belt wheel to rotate through a belt by the driving belt wheel, driving a driving pipe to rotate through the driven belt wheel, driving a profile driving disc to rotate through the driving pipe, and driving a door and window aluminum alloy profile to rotate in an annealing barrel through the rotation of the profile driving disc;
then, simultaneously starting air cooling and oil cooling, specifically, connecting a first air cooling pipe and a second air cooling pipe with a cooling fan or a cooling air pump, blowing cold air into the annealing barrel, carrying out air cooling on the door and window aluminum alloy section, and rotating the door and window aluminum alloy section in the cooling process to achieve uniform air cooling annealing on the door and window aluminum alloy section;
and finally, when air cooling annealing is performed, cooling heat conduction oil enters the oil-cooling contact fixing tube through the cooling oil pipe, the oil supply pipe, the oil inlet oil collecting ring and the cooling oil inlet pipe through the oil pump, heat transferred into the oil-cooling contact fixing tube through the limiting heat conduction sheet is absorbed, the heat conduction oil after heat absorption flows upwards, enters the hot oil return pipe from the top of the oil-cooling contact fixing tube, then passes through the oil return outlet pipe, the oil return oil collecting ring and the guide pipe, is recovered and cooled through the hot oil recovery pipe, and is used for cooling and annealing the door and window aluminum alloy section.
The beneficial effects of the invention are as follows:
1. through setting up section bar annealing rotary driving mechanism and oil cooling annealing mechanism, when using, through section bar annealing rotary driving mechanism, it is rotatory at annealing in-process to drive a plurality of door and window aluminum alloy ex-trusions, ensure even cold wind contact with first cold-blast pipe and the outflow of second cold-blast pipe, anneal, and through oil cooling annealing mechanism, direct and door and window aluminum alloy ex-trusions contact, to door and window aluminum alloy ex-trusions contact heat absorption cooling, thereby solved current annealing device and adopted independent air cooling annealing, there is unable cooling down in step of accomplishing, influence aluminum alloy ex-trusions's quality, lead to annealing efficiency lower, the longer problem of annealing time.
2. Through setting up section bar annealing rotary driving mechanism, when using, through section bar annealing rotary driving mechanism, drive door and window aluminium alloy ex-trusions and rotate, even and cold wind contact annealing to reach even annealing's effect, have and prevent annealing temperature inequality, door and window aluminium alloy ex-trusions's surface appearance local crackle's characteristics.
Drawings
FIG. 1 is a schematic diagram of an annealing system and an annealing method for producing aluminum alloy door and window sections according to the present invention;
FIG. 2 is a perspective view of a support pillar structure of an annealing system and an annealing method for producing aluminum alloy door and window profiles according to the present invention;
FIG. 3 is a half sectional view of an annealing barrel structure of the annealing system and the annealing method for producing the aluminum alloy door and window sections provided by the invention;
FIG. 4 is an enlarged view of the structure at the position A in FIG. 3 of the annealing system and the annealing method for producing the aluminum alloy door and window profiles according to the present invention;
FIG. 5 is a perspective view of a first cold air duct structure of the annealing system and the annealing method for producing aluminum alloy door and window profiles according to the present invention;
FIG. 6 is a perspective view of an annealing barrel structure of the annealing system and the annealing method for producing the aluminum alloy door and window profiles according to the present invention;
FIG. 7 is a half sectional view of the oil-cooled contact fixing tube structure of the annealing system and the annealing method for producing the aluminum alloy door and window sections according to the present invention;
FIG. 8 is a half sectional view of a driving tube structure of an annealing system and an annealing method for producing aluminum alloy door and window sections according to the present invention.
In the figure: 1. a support pillar; 2. an annealing barrel; 3. a first cold air duct; 4. a cross-shaped fixing frame; 5. a second cold air pipe; 6. a sealing door; 7. a hot gas recovery pipe; 8. a drive tube; 801. a driven pulley; 802. a driving pulley; 803. a reinforcing connecting frame; 804. a drive motor; 805. a profile drive disc; 9. oil-cold contacting the stationary tube; 901. limiting the heat conducting fins; 902. a hot oil return pipe; 903. oil inlet and oil collecting rings; 904. an oil return and collection ring; 905. cooling the oil inlet pipe; 906. an oil return outlet pipe; 907. an oil supply pipe; 908. a delivery pipe; 909. an oil supply tank; 910. cooling the oil pipe; 911. a hot oil recovery pipe.
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. 1-8, an annealing system for producing door and window aluminum alloy sections comprises support columns 1, wherein the top of each support column 1 is fixedly connected with an annealing barrel 2, three support columns 1 are in an annular array by taking the axis of the annealing barrel 2 as the center, first cold air pipes 3 are fixedly mounted on the inner bottom wall of the annealing barrel 2, and the four first cold air pipes 3 are distributed in an annular array by taking the axis of the annealing barrel 2 as the center.
The inner wall fixedly connected with cross mount 4 of annealing bucket 2, the inner wall fixedly connected with second cold air duct 5 of cross mount 4, the one end of second cold air duct 5 extends to the upper surface of annealing bucket 2.
When the cooling device is used, the first cooling air pipe 3 and the second cooling air pipe 5 are communicated with a cooling fan or a cooling air pump (not shown in the figure) through connecting pipes, and when the door and window aluminum alloy section is annealed, the door and window aluminum alloy section is cooled and annealed through cold air sprayed from the four first cooling air pipes 3 and the one second cooling air pipe 5.
The top of annealing bucket 2 is articulated to be installed sealing door 6, and four sealing doors 6 use the axle center of annealing bucket 2 to be annular array distribution as the center, and sealing door 6's surface is fan-shaped, and sealing door 6's one end is pegged graft with the surface of second cold-blast pipe 5.
When the door and window aluminum alloy section is cooled and annealed, the annealing barrel 2 is sealed through the sealing door 6.
The surface of the sealing door 6 is fixedly communicated with a hot air recovery pipe 7.
When the cold air recovery device is used, dry low-temperature air sprayed out from the first cold air pipe 3 and the second cold air pipe 5 enters the annealing barrel 2, and when the door and window aluminum alloy sections are cooled and annealed, the cold air absorbs heat of the door and window aluminum alloy sections and becomes hot air, and then hot air recovery is carried out through the hot air recovery pipe 7.
The inner wall of the annealing barrel 2 is fixedly connected with a section annealing rotary driving mechanism, and the surface of the section annealing rotary driving mechanism is provided with an oil cooling annealing mechanism.
The section annealing rotary driving mechanism is used for driving the door and window aluminum alloy sections to rotate during annealing.
The profile annealing rotary driving mechanism comprises a driving pipe 8, the surface of the driving pipe 8 is arranged on the inner bottom wall of the annealing barrel 2 through a bearing, and one end of the driving pipe 8 penetrates through and extends to the lower surface of the annealing barrel 2.
The fixed cover of one end of drive tube 8 has been connected with driven pulley 801, and the lower surface of annealing bucket 2 is connected with driving pulley 802 through bearing and pivot rotation, and driving pulley 802 is connected with driven pulley 801 transmission through the belt.
The surface of the supporting column 1 is fixedly connected with a reinforced connecting frame 803, and the three reinforced connecting frames 803 are distributed in an annular array by taking the axis of the annealing barrel 2 as the center.
When in use, the reinforced connecting frame 803 has the effect of reinforcing the support column 1 and ensuring the stable support of the annealing barrel 2.
The surface of the reinforced connecting frame 803 is fixedly provided with a driving motor 804, and the output shaft of the driving motor 804 is fixedly connected with the driving pulley 802 through a key and a key slot.
When the driving pipe 8 is used, an output shaft of the driving motor 804 drives the driving pulley 802 to rotate through a key and a key slot, the driving pulley 802 drives the driven pulley 801 to rotate through a belt, and the driven pulley 801 drives the driving pipe 8 to rotate.
The surface of one end of the driving pipe 8 positioned inside the annealing barrel 2 is fixedly sleeved with a profile driving disc 805, and the surface of the profile driving disc 805 is in sliding connection with the inner bottom wall of the annealing barrel 2.
Further, in order to achieve better realization that the driving motor 804 drives the profile driving disc 805 to rotate, the inner bottom wall of the annealing barrel 2 is provided with a plurality of rotating contact balls, and the rotating contact balls are distributed in an annular array by taking the axis of the annealing barrel 2 as the center.
The surface of the rotary contact ball is rotationally connected with the inner bottom wall of the annealing barrel 2, the lower surface of the section driving disc 805 is fixedly provided with an annular contact groove, and the inner wall of the annular contact groove is in sliding connection with the surface of the rotary contact ball.
When using, contact with section driving disc 805 through rotatory contact ball, have the frictional force that reduces section driving disc 805 and the contact of the bottom wall in annealing bucket 2 to in the rotation process, support section driving disc 805, thereby reach and drive door and window aluminium alloy ex-trusions through section driving disc 805 better and rotate the annealing.
Through setting up section bar annealing rotary driving mechanism, when using, through section bar annealing rotary driving mechanism, drive door and window aluminium alloy ex-trusions and rotate, even and cold wind contact annealing to reach even annealing's effect, have and prevent annealing temperature inequality, door and window aluminium alloy ex-trusions's surface appearance local crackle's characteristics.
Wherein, oil cooling annealing mechanism is used for carrying out oil cooling annealing to door and window aluminium alloy ex-trusions.
The oil cooling annealing mechanism comprises oil cooling contact fixing pipes 9, the oil cooling contact fixing pipes 9 are fixedly installed on the surface of the section driving disc 805, and the oil cooling contact fixing pipes 9 are distributed in an annular array mode by taking the axis of the section driving disc 805 as the center.
Further, in use, the oil-cooling contact fixing tube 9 is a metal heat conduction tube having both ends sealed.
The surface of the oil-cooling contact fixing pipe 9 is fixedly connected with limiting heat conducting fins 901, and the four limiting heat conducting fins 901 are distributed in an annular array by taking the axis of the oil-cooling contact fixing pipe 9 as the center.
When annealing door and window aluminum alloy ex-trusions, will need door and window aluminum alloy ex-trusions to cup joint on the surface of spacing conducting strip 901 and the fixed pipe 9 of oil-cooling contact, carry on spacingly through spacing conducting strip 901 to door and window aluminum alloy ex-trusions to on transmitting the fixed pipe 9 of oil-cooling contact with the heat conduction on the door and window aluminum alloy ex-trusions.
The inner bottom wall of the oil-cooling contact fixing pipe 9 is fixedly connected with a hot oil return pipe 902, the surface of the hot oil return pipe is sleeved with the inner wall of the oil-cooling contact fixing pipe 9, and the inner wall of the hot oil return pipe 902 is communicated with the inner wall of the oil-cooling contact fixing pipe 9.
The surface of the section driving disc 805 is fixedly connected with an oil inlet oil collecting ring 903 and an oil return oil collecting ring 904 respectively, and the oil return oil collecting ring 904 is sleeved on the surface of the oil inlet oil collecting ring 903.
A cooling oil inlet pipe 905 is fixedly communicated with the inner wall of the oil-cold contact fixing pipe 9, and one end of the cooling oil inlet pipe 905 penetrates through and extends to the inner wall of the oil inlet oil collecting ring 903.
An oil return outlet pipe 906 is fixedly communicated with the inner wall of the hot oil return pipe 902, and one end of the oil return outlet pipe 906 penetrates through and extends to the inner wall of the oil return oil collecting ring 904.
When the cooling device is used, the oil-inlet oil collecting rings 903 are used for concentrating cooling oil, so that uniform cooling oil supply is performed in the plurality of oil cold contact fixing pipes 9, hot oil flowing back in the hot oil return pipes 902 is concentrated through the oil return oil collecting rings 904, and therefore concentrated oil outlet cooling is performed on the hot oil flowing back in the plurality of hot oil return pipes 902.
An oil supply pipe 907 is rotatably connected to the inner wall of the driving pipe 8 through a bearing, a delivery pipe 908 is fixedly connected to the inner top wall of the oil supply pipe 907, one end of the delivery pipe 908 penetrates through and extends to the surface of the oil supply pipe 907, and the inner walls of the oil supply pipe 907 and the delivery pipe 908 are fixedly communicated with the oil inlet oil collecting ring 903 and the oil return oil collecting ring 904 through connecting pipes.
Further, in order to achieve better oil cooling of the aluminum alloy door and window profile, both the delivery pipe 908 and the hot oil return pipe 902 are heat insulation pipes when in use.
One end of the oil supply pipe 907 and the other end of the delivery pipe 908 extend to the lower surface of the annealing tub 2, the surface of the oil supply pipe 907 is rotatably connected to an oil supply tank 909 through a bearing and a seal ring, the inner wall of the oil supply tank 909 is concave, a cooling oil pipe 910 is fixedly communicated with the surface of the oil supply tank 909, the other end of the delivery pipe 908 penetrates and extends to the surface of the oil supply tank 909, and a hot oil recovery pipe 911 is rotatably connected to the surface of the delivery pipe 908 through a bearing and a seal ring.
Further, when in use, cooling oil pipe 910 is connected to an oil pump (not shown).
Through setting up section bar annealing rotary driving mechanism and oil cooling annealing mechanism, when using, through section bar annealing rotary driving mechanism, it is rotatory at annealing in-process to drive a plurality of door and window aluminum alloy ex-trusions, ensure even cold wind contact with first cold air duct 3 and the cold air pipe 5 outflow of second, anneal, and through oil cooling annealing mechanism, direct and door and window aluminum alloy ex-trusions contact, to door and window aluminum alloy ex-trusions contact endothermic cooling, thereby solved current annealing device and adopted independent air cooling annealing, there is the cooling in step that can't accomplish, influence aluminum alloy ex-trusions's quality, lead to annealing efficiency lower, the longer problem of annealing time.
Example two
An annealing method of an annealing system for producing door and window aluminum alloy sections comprises the following steps:
firstly, filling annealing sections, namely, opening a sealing door 6 on an annealing barrel 2, then sequentially feeding a plurality of door and window aluminum alloy sections needing annealing treatment into the annealing barrel 2, sleeving the inner walls of the door and window aluminum alloy sections with the surface of an oil-cooling contact fixing pipe 9, conducting heat in contact with the inner walls of the door and window aluminum alloy sections through limiting heat conducting fins 901, and limiting the door and window aluminum alloy sections;
finally, after a plurality of door and window aluminum alloy sections are filled into the annealing barrel 2, the sealing door 6 is closed;
step two, annealing treatment, specifically, firstly, a driving motor 804 is started to work, an output shaft of the driving motor 804 drives a driving belt pulley 802 to rotate through a key and a key slot, the driving belt pulley 802 drives a driven belt pulley 801 to rotate through a belt, the driven belt pulley 801 drives a driving pipe 8 to rotate, the driving pipe 8 drives a section driving disc 805 to rotate, and a door and window aluminum alloy section is driven to rotate in an annealing barrel 2 through the rotation of the section driving disc 805;
then, simultaneously starting air cooling and oil cooling, specifically, connecting a first air cooling pipe and a second air cooling pipe with a cooling fan or a cooling air pump, blowing cold air into the annealing barrel 2, carrying out air cooling on the door and window aluminum alloy section, and rotating the door and window aluminum alloy section in the cooling process to achieve uniform air cooling annealing on the door and window aluminum alloy section;
finally, during air cooling annealing, cooling heat conduction oil enters the oil-cold contact fixing pipe 9 through the cooling oil pipe 910, the oil supply pipe 907, the oil inlet oil collecting ring 903 and the cooling oil inlet pipe 905 by an oil pump, absorbs heat transferred into the oil-cold contact fixing pipe 9 through the limiting heat conduction sheet 901, then the heat-absorbed heat conduction oil flows upwards, enters the hot oil return pipe 902 from the top of the oil-cold contact fixing pipe 9, then is recovered and cooled through the hot oil recovery pipe 911 through the oil return oil outlet pipe 906, the oil return oil collecting ring 904 and the discharge pipe 908, and is used for cooling and annealing the door and window aluminum alloy section.
Through setting up section bar annealing rotary driving mechanism and oil cooling annealing mechanism, when using, through section bar annealing rotary driving mechanism, it is rotatory at annealing in-process to drive a plurality of door and window aluminum alloy ex-trusions, ensure even cold wind contact with first cold air duct 3 and the cold air pipe 5 outflow of second, anneal, and through oil cooling annealing mechanism, direct and door and window aluminum alloy ex-trusions contact, to door and window aluminum alloy ex-trusions contact endothermic cooling, thereby solved current annealing device and adopted independent air cooling annealing, there is the cooling in step that can't accomplish, influence aluminum alloy ex-trusions's quality, lead to annealing efficiency lower, the longer problem of annealing time.
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 (10)
1. The utility model provides a door and window aluminum alloy ex-trusions production is with annealing system, includes support column (1), its characterized in that: the top of each supporting column (1) is fixedly connected with an annealing barrel (2), three supporting columns (1) are in an annular array by taking the axis of the annealing barrel (2) as the center, a first cold air pipe (3) is fixedly installed on the inner bottom wall of the annealing barrel (2), and four first cold air pipes (3) are distributed in an annular array by taking the axis of the annealing barrel (2) as the center;
a cross-shaped fixing frame (4) is fixedly connected to the inner wall of the annealing barrel (2), a second cold air pipe (5) is fixedly connected to the inner wall of the cross-shaped fixing frame (4), and one end of the second cold air pipe (5) extends to the upper surface of the annealing barrel (2);
the top of the annealing barrel (2) is hinged with sealing doors (6), the four sealing doors (6) are distributed in an annular array by taking the axis of the annealing barrel (2) as the center, the surface of each sealing door (6) is in a fan shape, and one end of each sealing door (6) is inserted into the surface of the second cold air pipe (5);
a hot gas recovery pipe (7) is fixedly communicated with the surface of the sealing door (6);
the inner wall of the annealing barrel (2) is fixedly connected with a profile annealing rotary driving mechanism, and the surface of the profile annealing rotary driving mechanism is provided with an oil cooling annealing mechanism;
the section annealing rotary driving mechanism is used for rotationally driving the door and window aluminum alloy section during annealing;
wherein, oil cooling annealing mechanism is used for carrying out oil cooling annealing to door and window aluminum alloy ex-trusions.
2. The annealing system for producing door and window aluminum alloy sections according to claim 1, wherein: the profile annealing rotary driving mechanism comprises a driving pipe (8), the surface of the driving pipe (8) is installed on the inner bottom wall of the annealing barrel (2) through a bearing, and one end of the driving pipe (8) penetrates through and extends to the lower surface of the annealing barrel (2).
3. The annealing system for producing door and window aluminum alloy sections according to claim 2, wherein: one end of the driving pipe (8) is fixedly sleeved with a driven belt wheel (801), the lower surface of the annealing barrel (2) is rotatably connected with a driving belt wheel (802) through a bearing and a rotating shaft, and the driving belt wheel (802) is in transmission connection with the driven belt wheel (801) through a belt;
the surface of the support column (1) is fixedly connected with reinforcing connecting frames (803), and the three reinforcing connecting frames (803) are distributed in an annular array by taking the axis of the annealing barrel (2) as the center.
4. The annealing system for producing door and window aluminum alloy sections according to claim 3, wherein: a driving motor (804) is fixedly installed on the surface of the reinforcing connecting frame (803), and an output shaft of the driving motor (804) is fixedly connected with the driving belt wheel (802) through a key and a key groove;
the surface of one end, positioned inside the annealing barrel (2), of the driving pipe (8) is fixedly sleeved with a profile driving disc (805), and the surface of the profile driving disc (805) is in sliding connection with the inner bottom wall of the annealing barrel (2).
5. The annealing system for producing door and window aluminum alloy sections according to claim 4, wherein: the oil cooling annealing mechanism comprises oil cooling contact fixing pipes (9), the oil cooling contact fixing pipes (9) are fixedly installed on the surface of the section driving disc (805), and the oil cooling contact fixing pipes (9) are distributed in an annular array by taking the axis of the section driving disc (805) as the center;
the surface of the oil-cooling contact fixing pipe (9) is fixedly connected with limiting heat conducting fins (901), and the four limiting heat conducting fins (901) are distributed in an annular array by taking the axis of the oil-cooling contact fixing pipe (9) as the center.
6. The annealing system for producing door and window aluminum alloy sections according to claim 5, wherein: the inner bottom wall of the oil-cold contact fixing pipe (9) is fixedly connected with a hot oil return pipe (902), the surface of the hot oil return pipe is sleeved with the inner wall of the oil-cold contact fixing pipe (9), and the inner wall of the hot oil return pipe (902) is communicated with the inner wall of the oil-cold contact fixing pipe (9);
the surface of the section driving disc (805) is respectively and fixedly connected with an oil inlet oil collecting ring (903) and an oil return oil collecting ring (904), and the oil return oil collecting ring (904) is sleeved on the surface of the oil inlet oil collecting ring (903).
7. The annealing system for producing door and window aluminum alloy sections according to claim 6, wherein: a cooling oil inlet pipe (905) is fixedly communicated with the inner wall of the oil-cold contact fixing pipe (9), and one end of the cooling oil inlet pipe (905) penetrates through and extends to the inner wall of the oil inlet oil collecting ring (903);
the inner wall of the hot oil return pipe (902) is fixedly communicated with an oil return outlet pipe (906), and one end of the oil return outlet pipe (906) penetrates through and extends to the inner wall of the oil return oil collecting ring (904).
8. The annealing system for producing door and window aluminum alloy sections according to claim 7, wherein: the inner wall of the driving pipe (8) is rotatably connected with an oil supply pipe (907) through a bearing, the inner top wall of the oil supply pipe (907) is fixedly connected with a guide pipe (908), one end of the guide pipe (908) penetrates through and extends to the surface of the oil supply pipe (907), and the inner walls of the oil supply pipe (907) and the guide pipe (908) are fixedly communicated with an oil inlet oil collecting ring (903) and an oil return oil collecting ring (904) through connecting pipes respectively.
9. The annealing system for producing the aluminum alloy door and window profiles as claimed in claim 8, wherein: one end of the oil supply pipe (907) and the other end of the delivery pipe (908) both extend to the lower surface of the annealing barrel (2), the surface of the oil supply pipe (907) is connected with an oil supply tank (909) in a rotating mode through a bearing and a sealing ring, the inner wall of the oil supply tank (909) is in a concave shape, the surface of the oil supply tank (909) is fixedly communicated with a cooling oil pipe (910), the other end of the delivery pipe (908) penetrates through and extends to the surface of the oil supply tank (909), and the surface of the delivery pipe (908) is connected with a hot oil recovery pipe (911) in a rotating mode through a bearing and a sealing ring.
10. The annealing method of the annealing system for door and window aluminum alloy profile production according to any one of claims 1 to 9, comprising the steps of:
firstly, filling an annealing section, specifically, opening a sealing door (6) on an annealing barrel (2), then sequentially feeding a plurality of door and window aluminum alloy sections to be annealed into the annealing barrel (2), sleeving the inner walls of the door and window aluminum alloy sections with the surface of an oil-cooling contact fixing pipe (9), conducting heat through contact of a limiting heat conducting sheet (901) with the inner walls of the door and window aluminum alloy sections, and limiting the door and window aluminum alloy sections;
finally, after a plurality of door and window aluminum alloy sections are filled into the annealing barrel (2), the sealing door (6) is closed;
step two, annealing treatment, specifically, firstly, a driving motor (804) is started to work, an output shaft of the driving motor (804) drives a driving belt wheel (802) to rotate through a key and a key slot, the driving belt wheel (802) drives a driven belt wheel (801) to rotate through a belt, the driven belt wheel (801) drives a driving pipe (8) to rotate, the driving pipe (8) drives a profile driving disc (805) to rotate, and a door and window aluminum alloy profile is driven to rotate in an annealing barrel (2) through the rotation of the profile driving disc (805);
then, simultaneously starting air cooling and oil cooling, specifically, connecting a first air cooling pipe and a second air cooling pipe with a cooling fan or a cooling air pump, blowing cold air into the annealing barrel (2), carrying out air cooling on the door and window aluminum alloy section, and rotating the door and window aluminum alloy section in the cooling process to achieve uniform air cooling annealing on the door and window aluminum alloy section;
finally, when air cooling annealing is performed, cooling heat conduction oil enters the oil-cooling contact fixing pipe (9) through the cooling oil pipe (910), the oil supply pipe (907), the oil inlet oil collecting ring (903) and the cooling oil inlet pipe (905) through the oil pump, heat transferred to the oil-cooling contact fixing pipe (9) through the limiting heat conduction sheet (901) is absorbed, then the heat conduction oil after heat absorption flows upwards, enters the hot oil return pipe (902) from the top of the oil-cooling contact fixing pipe (9), then passes through the oil return outlet pipe (906), the oil return oil collecting ring (904) and the lead-out pipe (908), is recovered and cooled through the hot oil recovery pipe (911), and the door and window aluminum alloy section is cooled and annealed.
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Effective date of registration: 20240315 Address after: No. 12 Zhongyuan Road, Saltu District, Daqing City, Heilongjiang Province, 163000 Applicant after: Daqing Juxin Material Aluminum Plastic Door and Window Products Co.,Ltd. Country or region after: China Address before: No. 127-1, Juye Road, Zone C, Industrial Park, Jiulongpo District, Chongqing 400050 Applicant before: Zeng Rong Country or region before: China |
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