Control method of rapid cooling device for aluminum profile machining
阅读说明:本技术 一种铝型材加工用快速冷却装置的控制方法 (Control method of rapid cooling device for aluminum profile machining ) 是由 刘松山 孙荣 于 2020-08-04 设计创作,主要内容包括:本发明公开了一种铝型材加工用快速冷却装置的控制方法,涉及到铝型材加工设备领域,本发明中,冷却液在运料机架底部的集液箱进行收集汇流到储液箱中进行存储,由储液箱内部所设的过滤棉层对冷却液中携带的杂质进行过滤,保证冷却液的质量,且通过控制水泵进行工作,将储液箱内部回流收集的冷却液重新导送至喷液管中,进行循环使用,运送过程中,散热风机对流经毛细散热管的冷却液进行换热降温,根据不同的温度进行对应的控制,保证冷却液对铝型材方管进行有效的降温。(The invention discloses a control method of a quick cooling device for aluminum profile machining, and relates to the field of aluminum profile machining equipment.)
1. The control method of the rapid cooling device for processing the aluminum profile comprises a material conveying rack (1) and a liquid spraying pipe (3), and is characterized in that: the material conveying machine is characterized in that a material conveying roller way (101) is arranged on the material conveying rack (1), a pair of symmetrically arranged liquid spraying pipe support frames (2) is fixed on two sides of the middle part of the material conveying rack (1) through bolts, liquid spraying pipes (3) are fixed between the upper ends of the two liquid spraying pipe support frames (2), a liquid collecting box (5) which is an inverted cone-shaped box body is integrally formed at the bottom of the material conveying rack (1) and corresponds to the positions of the liquid spraying pipes (3), a liquid collecting pipe (51) is arranged at the bottom of the liquid collecting box (5) and is communicated with the upper end of the liquid storing box (6), the liquid spraying pipes (3) are circular pipes, a plurality of spray heads (4) which are uniformly arranged at intervals are arranged on the inner side of the liquid spraying pipe (3), the liquid spraying directions of the plurality of spray heads (4) all point to the center of the liquid spraying pipe (3), a liquid outlet joint (61) is arranged on one side of the bottom, the liquid discharging interface of the water pump (7) is connected with a first liquid returning pipe (9), one end of the first liquid returning pipe (9) is respectively provided with a plurality of capillary radiating pipes (12), the other ends of the capillary radiating pipes (12) are collected and connected with a second liquid returning pipe (91), the second liquid returning pipe (91) is connected to the upper end of the liquid spraying pipe (3), the outer part of each capillary radiating pipe (12) is sleeved with a radiating box (8), one side surface of each radiating box (8) is provided with a radiating fan (81), the other side surface of each radiating box (8) is provided with a radiating window (82), two sides of the material transporting rack (1) are fixedly connected with a pair of symmetrically arranged air knife supports (10) through bolts, an air knife (11) is fixedly connected between the upper ends of the two air knife supports (10), the air knife (11) is connected with the air pump through an air guide pipe, the air outlet of the air knife (11, the air outlet of the air knife comprises a first outlet and a second outlet, a preset included angle is formed between the direction of the first outlet and the vertical direction and faces one side of the liquid spraying pipe (3), the direction of the second outlet is vertical downward, the first outlet is provided with a central outlet and an edge outlet, the size and the density of the edge outlet are respectively smaller than those of the edge outlet, the second outlet is uniformly provided with a fixed outlet with the same size as the central outlet of the first outlet, the edge outlet positions of the liquid collecting box (5) and the material conveying rack (1) corresponding to the first outlet are provided with first ventilation openings, the positions of the liquid collecting box (5) and the material conveying rack bottom plate corresponding to the fixed outlet are provided with second ventilation openings matched with the fixed outlet, and the air of the edge outlet can enter the first ventilation openings, the air of the fixed outlet can enter the second vent hole, the first vent hole and the second vent hole of the liquid collecting box (5) are connected with one end of a vent pipe, one side, corresponding to the heat dissipation box (8) and the material conveying rack (1), of the heat dissipation box (8) is provided with a vent hole, the other end of the vent pipe is connected with the vent hole in the heat dissipation box (8), a switch board which is matched with the circular tubular structure and can rotate is arranged inside the circular tubular structure of the air knife (11), the switch board can control the sealing degree of the first outlet and the second outlet, the air-cooling device further comprises a controller and a temperature sensor, the temperature sensor is located at the inlet of the second liquid return pipe (91), and the control method comprises the following steps: when the temperature of the temperature sensor is detected to be less than a first threshold value, the controller controls the switch board to close the edge outlets of the second outlet and the first outlet and only open the central outlet of the first outlet.
2. The control method of the rapid cooling device for the aluminum profile processing according to claim 1, characterized in that: when the temperature of the temperature sensor is detected to be greater than a first threshold value and less than a second threshold value, the controller controls the second outlet to be closed, and simultaneously opens the central outlet and the edge outlet of the first outlet.
3. The control method of the rapid cooling device for the aluminum profile processing according to claim 1, characterized in that: when the temperature of the temperature sensor is detected to be greater than a second threshold value and less than a third threshold value, the controller controls the switch board to open the central outlet, the edge outlet and the second outlet.
4. The control method of the rapid cooling device for the aluminum profile processing according to claim 1, characterized in that: when the temperature of the temperature sensor is detected to be larger than a third threshold value, the temperature sensor is controlled to control the central outlet, the edge outlet and the second outlet to be opened, and meanwhile, the heat dissipation fan (81) is started.
5. The control method of the rapid cooling device for the aluminum profile processing according to claim 1, characterized in that: the predetermined included angle is 5-30 degrees.
6. The control method of the rapid cooling device for the aluminum profile processing according to claim 1, characterized in that: the device also comprises a filter sieve plate (13) arranged in the middle of the liquid storage tank (6), and a filter cotton layer (14) is arranged above the filter sieve plate (13) in a pad-attached mode.
Technical Field
The invention relates to the field of aluminum profile processing equipment, in particular to a quick cooling device for aluminum profile processing.
Background
During the processing production process of aluminium alloy, the back is extruded from the extrusion equipment to the aluminium alloy, and the temperature is higher usually, consequently needs carry out quick cooling to the aluminium alloy to improve the hardness of aluminium alloy. The surface of an aluminum profile is cooled by adopting a traditional spraying mode, and particularly when the aluminum profile pipe is cooled, uniform and comprehensive spraying cooling cannot be effectively carried out on the aluminum profile pipe; and the cooling water adopted in spray cooling is not recycled, so that the waste of the cooling water is caused.
Disclosure of Invention
The invention aims to provide a quick cooling device for processing an aluminum profile, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a quick cooling device for processing aluminum profiles comprises a material conveying rack and liquid spraying pipes, wherein a material conveying roller way is arranged on the material conveying rack, a pair of symmetrically arranged liquid spraying pipe support frames is fixed on two sides of the middle part of the material conveying rack through bolts, the liquid spraying pipes are fixed between the upper ends of the two liquid spraying pipe support frames, a liquid collecting box which is an inverted cone-shaped box body is integrally formed at the bottom of the material conveying rack and corresponds to the positions of the liquid spraying pipes, the bottom of the liquid collecting box is provided with a liquid collecting pipe communicated with the upper end of the liquid collecting box, the liquid spraying pipes are circular-shaped pipes, the inner sides of the liquid spraying pipes are provided with a plurality of spray heads which are uniformly arranged at intervals, the spray directions of the plurality of spray heads are all directed to the center of the liquid spraying pipes, one side of the bottom of the liquid collecting box is provided with a liquid outlet joint, the outer end opening of the liquid outlet, many capillary cooling tube other ends collect and connect the second and return the liquid pipe, and the second returns the liquid pipe and connects back to the upper end of hydrojet pipe, the outside cover of capillary cooling tube is equipped with the heat dissipation case, and a side of heat dissipation case is equipped with radiator fan, and the another side of heat dissipation case is equipped with the heat dissipation window, the air knife support that the both sides of fortune material frame set up through a pair of symmetry of bolt fixedly connected with, fixedly connected with air knife between two air knife support upper ends, air knife pass through the air duct and connect the air pump, and the air outlet setting of air knife is in the below, the air knife has the pipe structure, the air outlet of air knife includes first export and second export, the direction and the vertical direction of first export become predetermined contained angle and face one side of hydrojet pipe, the direction of second export is perpendicular downwards, first export has central authorities export and edge export, the size and the density of edge export are less than respectively the size and the density of, the second outlet is uniformly provided with a fixed outlet which has the same size as the central outlet of the first outlet, the edge outlet positions of the liquid collecting tank and the bottom plate of the material conveying rack, which correspond to the first outlet, are provided with first vents, the positions of the liquid collecting tank and the bottom plate of the material conveying rack, which correspond to the fixed outlet, are provided with second vents matched with the fixed outlet, the wind at the edge outlet can enter the first vents, the wind at the fixed outlet can enter the second vents, the first and second vents of the liquid collecting tank are both connected with one end of a vent pipe, one side of the heat dissipation tank, which corresponds to the material conveying rack, is provided with a vent hole, the other end of the vent pipe is connected with the vent hole on the heat dissipation tank, and a switch plate which is matched with the circular tubular structure and can rotate is arranged in the circular tubular structure of the air knife, the switch board can control the degree of closure of the first outlet and the second outlet, and further comprises a controller and a temperature sensor, wherein the temperature sensor is positioned at the inlet of the second liquid return pipe, and the control method comprises the following steps: when the temperature of the temperature sensor is detected to be less than a first threshold value, the controller controls the switch board to close the edge outlets of the second outlet and the first outlet and only open the central outlet of the first outlet.
Preferably, the air knife has a circular tubular structure, an air outlet of the air knife includes a first outlet and a second outlet, a predetermined included angle is formed between the direction of the first outlet and the vertical direction, the first outlet faces one side of the liquid spraying pipe, the direction of the second outlet is vertical downward, the first outlet has a central outlet and an edge outlet, the size and the density of the edge outlet are respectively smaller than those of the edge outlet, the second outlet is uniformly provided with a fixed outlet with the same size as that of the central outlet of the first outlet, the edge outlet positions of the liquid collecting tank and the material conveying rack corresponding to the first outlet are provided with a first vent, the positions of the bottom plates of the liquid collecting tank and the material conveying rack corresponding to the fixed outlet are provided with a second vent matched with the fixed outlet, and air at the edge outlet can enter the first vent, the air of fixed export can get into the second ventilation opening, the collection liquid case first and second ventilation opening all are connected with the one end of ventilation pipe, the heat dissipation case with the corresponding one side of fortune material frame is provided with the ventilative mouth, the other end of ventilation pipe with ventilative mouth on the heat dissipation case links to each other, the inside switch board that is provided with of the circle tubular structure of air knife with the circle tubular structure matches and can rotate, the switch board can control the closure degree of first export and second export.
Preferably, when the temperature of the temperature sensor is detected to be greater than a first threshold value and less than a second threshold value, the controller controls the second outlet to be closed, and simultaneously opens the central outlet and the edge outlet of the first outlet.
Preferably, when it is detected that the temperature of the temperature sensor is greater than a second threshold value and less than a third threshold value, the controller controls the switch board to open the center outlet, the edge outlet, and the second outlet.
Preferably, when the temperature of the temperature sensor is detected to be greater than a third threshold value, the temperature sensor is controlled to control the central outlet, the edge outlet and the second outlet to be opened, and the heat dissipation fan is simultaneously opened.
Preferably, the predetermined included angle is 5 to 30 °.
Preferably, the middle part of the liquid storage tank is provided with a filter sieve plate, and a filter cotton layer is arranged on the upper pad close to the filter sieve plate.
The invention has the technical effects and advantages that:
1. when the aluminum profile square pipe cooling device works, the aluminum profile square pipe is conveyed to pass through the liquid spraying pipe by the material conveying roller way on the material conveying rack, and when the aluminum profile square pipe passes along the middle part of the liquid spraying pipe, the plurality of spray heads spray cooling liquid to all surfaces of the aluminum profile square pipe to cool;
2. according to the invention, the cooling liquid is collected in the liquid collecting tank at the bottom of the material conveying rack and converged into the liquid storing tank for storage, impurities carried in the cooling liquid are filtered by the filtering cotton layer arranged in the liquid storing tank, the quality of the cooling liquid is ensured, the water pump is controlled to work, the cooling liquid collected by backflow in the liquid storing tank is re-guided into the liquid spraying pipe for recycling, and in the conveying process, the cooling fan performs heat exchange and cooling on the cooling liquid flowing through the capillary radiating pipe, so that the cooling liquid is ensured to effectively cool the square aluminum profile pipe.
3. According to the invention, through the matching effect of the first outlet and the second outlet, moisture can be fully recovered, meanwhile, the high-kinetic-energy wind power can be utilized to fully dissipate heat of the common capillary radiating pipe in the radiating box, the cooling liquid after being cooled can be well fully cooled without starting a radiating fan under the normal condition, and the first outlet and/or the second outlet and the central outlet and/or the edge outlet can be opened according to the temperature of the cooling liquid after being dissipated by the capillary radiating pipe through the matching of the controller, the temperature sensor and the switch board. The above is another important point of the present invention.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a side cross-sectional view of the inventive structure.
Fig. 3 is a cross-sectional view taken at a-a in fig. 2.
In the figure: 1. a material conveying rack; 101. a material conveying roller way; 2. a liquid spray pipe support frame; 3. a liquid spraying pipe; 4. a spray head; 5. a liquid collection tank; 51. a liquid collecting pipe; 6. a liquid storage tank; 61. a liquid outlet joint; 7. a water pump; 8. a heat dissipation box; 81. a heat radiation fan; 82. a heat dissipation window; 9. a first liquid return pipe; 91. a second liquid return pipe; 10. an air knife support; 11. an air knife; 12. a capillary radiating pipe; 13. a filter sieve plate; 14. and (5) filtering the cotton layer.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a rapid cooling device for processing an aluminum profile as shown in figures 1-3, which comprises a
Combine fig. 1 and fig. 2 to show,
Referring to fig. 1 and 3, a
Combine fig. 1 and fig. 2 to show, the air knife support 10 that a pair of symmetry of bolt fixedly connected with set up is passed through to
When the aluminum profile square pipe cooling device works, an aluminum profile square pipe is conveyed to pass through the
Although the structure can achieve good effect, the inventor finds out through creativity that the structure still has room for improvement because in the actual cooling process, generally, the cooling capacity and the heat dissipation capacity of the cooling liquid are different, so that the temperature of the cooling liquid after passing through the capillary
Therefore, the following preferable scheme is designed, and specifically, the following preferable scheme is designed: the
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
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