CN115434983A

CN115434983A - Circulating cooling device for aluminum profile extruding machine

Info

Publication number: CN115434983A
Application number: CN202210908509.0A
Authority: CN
Inventors: 吴志荣; 许小涛; 胡兵
Original assignee: Longtu Energy Saving Aluminum Xuancheng Co ltd
Current assignee: Longtu Energy Saving Aluminum Xuancheng Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-12-06

Abstract

The invention discloses a circulating cooling device for an aluminum profile extruding machine, relates to the technical field of aluminum profile extruding machines, and particularly relates to a circulating cooling device for an aluminum profile extruding machine. This aluminium alloy is circulative cooling device for extruder, through right-hand member fixed mounting heat dissipation cover and backward flow case at extrusion mechanism, make the fixed suit cooling tube in inner chamber of heat dissipation cover, at the outside fixed mounting heat dissipation copper pipe of cooling tube, make the cooperation of cooling tube and heat dissipation cover's inner wall utilization four heat insulating boards, cut off the copper pipe that dispels the heat, utilize the fan shell of heat dissipation cover outer wall and the cooperation of extraction fan, accessible heat dissipation copper pipe dispels the heat to the hydraulic oil in cooling tube inner chamber, the cooling efficiency of heat dissipation copper pipe can effectively be improved to the extraction fan simultaneously.

Description

Circulating cooling device for aluminum profile extruding machine

Technical Field

The invention relates to the technical field of aluminum profile extruders, in particular to a circulating cooling device for an aluminum profile extruder.

Background

The extruder is the main equipment for producing light alloy (aluminum alloy, copper alloy and magnesium alloy) tubes, rods and sections, the production and development of the extruder are over a century, and the extruder is changed greatly, so that the extruder is developed into a two-hundred-million-cattle full-automatic oil press from a hydraulic press with several million cattle, the types of the extruder are also increased greatly, the capacity and the quantity of the extruder reflect the production technical level of an enterprise, a country has the capacity, the quantity, the production capacity and the equipment level of the extruder and reflects the industrial development level of the country, the metal extruder is the most main equipment for realizing metal extrusion processing, the metal extrusion processing is an important method for forming by utilizing metal plastic pressure, and the important characteristic is that a metal ingot blank is processed into tubes, rods and sections at one time, and almost no other method can be rival with the instantaneous finishing material of the tubes, rods and sections, and is beautiful and elegant; aircraft flying across continents, oceans; a space ship and a space station for human to explore the outer space; backbone materials used in various fields such as railways, subways, light rails, maglev train vehicles, ships and boats and the like are almost closely related to extrusion processing.

In the use of aluminum product extruder, because the continuous pressurization and the friction of oil pump, can lead to hydraulic oil temperature to rise gradually, can lead to reducing after reaching certain temperature, harm hydraulic oil and hydraulic component, so can cool off hydraulic oil through plate heat exchanger when production, coolant is the circulating water, the circulating water rethread cooling tower is cooled down, traditional circulating water pump and cooling tower fan are fixed rotational speed state, but because the change of external environment temperature, the temperature of cooling water constantly changes, it is unstable to account hydraulic oil temperature, extruder pressure can appear undulantly, for improving refrigerated efficiency, for this, we provide a circulating cooling device for aluminum profile extruder.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a circulating cooling device for an aluminum profile extruding machine, which solves the problems in the background technology.

In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides an aluminium alloy is circulative cooling device for extruder, includes extrusion mechanism, extrusion mechanism right side fixed mounting has the heat dissipation cover, the right side fixed mounting of heat dissipation cover has the backward flow case, the inner chamber fixed mounting of heat dissipation cover is equipped with the cooling tube, the outside fixed mounting of cooling tube has the heat dissipation copper pipe, the four corners fixed mounting of cooling tube has the heat insulating board, the fixed cover in outside of heat dissipation cover is equipped with the fan shell, the inside fixed mounting of fan shell has the extraction fan, extrusion mechanism's left side fixedly connected with connecting pipe, the left end fixed mounting of connecting pipe has the suppression case, the outside movable sleeve of connecting pipe is equipped with the stop collar, the four corners fixed mounting in the extrusion mechanism outside has the stopper.

Optionally, a circulating pump is fixedly mounted on the outer side of the extruding mechanism, a cooling pipe is sleeved on the outer fixed sleeve of the heat dissipation copper pipe, a supporting block is fixedly mounted on the outer fixed sleeve of the heat dissipation sleeve, a return pipe is fixedly mounted above the supporting block, and a semiconductor refrigeration plate is fixedly mounted at the top end of the supporting block.

Optionally, the outside fixed mounting of extrusion mechanism and return tank has the back flow, two the inboard fixed mounting of back flow has the restricted flow pipe, the fixed cover in inner chamber of restricted flow pipe is equipped with the backup pad, the right-hand member fixed mounting of backup pad has the shutoff spring, the right-hand member fixedly connected with shutoff board of shutoff spring, the fixed cover in inner chamber of restricted flow pipe is equipped with the shutoff ring.

Optionally, the outer side of the heat insulation plate is fixedly connected with four corners of the inner side of the heat dissipation sleeve, and the width value of the heat insulation plate is the same as that of the inner cavity of the heat dissipation sleeve.

Optionally, the limiting blocks are fixedly sleeved outside the heat dissipation sleeve, the backflow box and the pressing box, and the limiting sleeves are movably sleeved inside the four limiting blocks.

Optionally, an input end of the circulation pump is fixedly connected to a top end of the cooling pipe, and an output end of the circulation pump is fixedly connected to a bottom of the return pipe.

Optionally, the bottom of the right side of the return pipe is fixedly connected with the top of the right side of the cooling pipe, and the bottom surface of the semiconductor refrigeration plate is fixedly connected with the top surface of the return pipe.

Optionally, the inner cavity of the backflow pipe and the inner cavity of the flow limiting pipe are communicated with each other, and the right surface of the blocking plate and the left surface of the blocking ring are attached to each other.

The invention provides a circulating cooling device for an aluminum profile extruding machine, which has the following beneficial effects:

1. this aluminium alloy is circulative cooling device for extruder, through right-hand member fixed mounting heat dissipation cover and backward flow case at extrusion mechanism, make the fixed suit cooling tube in inner chamber of heat dissipation cover, at the outside fixed mounting heat dissipation copper pipe of cooling tube, make the cooperation of cooling tube and heat dissipation cover's inner wall utilization four heat insulating boards, cut off the copper pipe that dispels the heat, utilize the fan shell of heat dissipation cover outer wall and the cooperation of extraction fan, accessible heat dissipation copper pipe dispels the heat to the hydraulic oil in cooling tube inner chamber, the cooling efficiency of heat dissipation copper pipe can effectively be improved to the extraction fan simultaneously.

2. This aluminium alloy is circulative cooling device for extruder, there is the circulating pump through the external fixed mounting at extrusion mechanism, make the external fixation suit cooling tube of heat dissipation copper pipe, utilize the input and the output of circulating pump to connect cooling tube and back flow, make the top of heat dissipation cover pass through the supporting shoe and connect the semiconductor refrigeration board, utilize the cooperation of semiconductor refrigeration board and cooling tube and back flow when using, conveniently improve the cooling efficiency of heat dissipation copper pipe, can effectively improve the cooling efficiency of cooling tube.

3. This aluminium alloy is circulative cooling device for extruder through the top fixed connection back flow at flow box and extrusion mechanism, at the inboard fixed mounting current-limiting pipe of two back flows, makes the fixed suit backup pad of inner chamber of current-limiting pipe, passes through shutoff spring coupling shutoff board at the right-hand member of backup pad, and at the fixed suit shutoff ring in inner chamber of current-limiting pipe simultaneously, when using, the convenient mobile direction and the flow speed of restriction hydraulic oil.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic exploded view of the present invention;

FIG. 3 is a schematic structural diagram of a heat dissipating sleeve according to the present invention;

FIG. 4 is a schematic view of the structure of the cooling tube of the present invention;

fig. 5 is a schematic view of the construction of the flow restrictor of the present invention.

In the figure: 1. an extrusion mechanism; 2. a heat dissipation sleeve; 3. a return tank; 4. a heat dissipation copper pipe; 5. a heat insulation plate; 6. a fan case; 7. an exhaust fan; 8. a cooling tube; 9. a circulation pump; 10. a cooling tube; 11. a return pipe; 12. a support block; 13. a semiconductor refrigeration plate; 14. a return pipe; 15. a current limiting pipe; 16. a plugging ring; 17. a plugging plate; 18. plugging the spring; 19. a support plate; 20. a connecting pipe; 21. pressing a box; 22. a limiting sleeve; 23. and a limiting block.

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 to 3, the present invention provides a technical solution: a circulating cooling device for an aluminum profile extruding machine comprises an extruding mechanism 1, a heat dissipation sleeve 2 is fixedly arranged on the right side of the extruding mechanism 1, a backflow box 3 is fixedly arranged on the right side of the heat dissipation sleeve 2, a cooling pipe 8 is fixedly sleeved in an inner cavity of the heat dissipation sleeve 2, the heat dissipation sleeve 2 and the backflow box 3 are fixedly arranged on the right side of the extruding mechanism 1, the heat dissipation sleeve 2 is arranged, the heat dissipation effect on hydraulic oil is mainly achieved when the circulating cooling device is used, stable heat dissipation of the hydraulic oil is conveniently guaranteed, the problem that the heat dissipation efficiency is not uniform enough, the oil temperature changes during working, the propelling speed and force are influenced, the production quality is influenced is solved, a heat dissipation copper pipe 4 is fixedly arranged on the outer portion of the

cooling pipe

8, 5 is fixedly arranged at four corners of the cooling pipe 8, the outer side of a heat insulation board 5 is fixedly connected with the four corners of the inner side of the heat dissipation sleeve 2, the width value of the heat insulation board 5 is the same as that of the inner cavity of the heat dissipation sleeve 2, the heat insulation board 5 plays a role of separating four heat dissipation copper pipes 4, so as to conveniently ensure that the heat dissipation copper pipes 4 perform independent heat dissipation in the use process, avoid the situation that the inner cavity of the heat dissipation sleeve 2 is not sealed, influence the turbulence of air flow in the inner cavity of the heat dissipation sleeve 2, influence the heat dissipation efficiency and influence the heat dissipation stability, and simultaneously, four heat dissipation copper pipes 4 are fixedly arranged outside the cooling pipe 8, so that heat dissipation can be stably performed when in use, a fan shell 6 is fixedly sleeved outside the heat dissipation sleeve 2, an exhaust fan 7 is fixedly arranged inside the fan shell 6, a connecting pipe 20 is fixedly connected on the left side of the extrusion mechanism 1, so that two exhaust fans 7 outside the heat dissipation sleeve 2 are mutually inversely arranged, the exhaust fan 7 in the inner cavity of the fan shell 6 is started, so that one of the two exhaust fans 7 on one side of the heat dissipation sleeve 2 blows towards the inner cavity of the heat dissipation sleeve 2, and the other blows air outwards, so that the exhaust fan 7 performs heat dissipation treatment on the heat dissipation copper pipes 4 in the inner cavity of the heat dissipation sleeve 2, reduce the temperature of heat dissipation copper pipe 4, the left end fixed mounting of connecting pipe 20 has suppression case 21, the outside movable sleeve of connecting pipe 20 is equipped with stop collar 22, the four corners fixed mounting in the 1 outside of extrusion mechanism has stopper 23, the setting of stopper 23, play the effect of connecting extrusion mechanism 1 and heat dissipation cover 2 and backward flow case 3 and suppression case 21 when using, the use of the convenient device, guarantee the stability of device, the fixed suit of stopper 23 is in the outside of heat dissipation cover 2 and backward flow case 3 and suppression case 21, the inside at four stopper 23 of stop collar 22 activity suit, the inner chamber at stopper 23 of stop collar 22 activity suit, when using, the stability of conveniently guaranteeing the connection, avoid the activity of stopper 23.

Referring to fig. 4, a circulation pump 9 is fixedly installed on the outer side of the extruding mechanism 1, a cooling pipe 10 is fixedly installed on the outer portion of the heat dissipation copper pipe 4 in a fixed sleeve manner, the input end of the circulation pump 9 is fixedly connected with the top end of the cooling pipe 10, the output end of the circulation pump 9 is fixedly connected with the bottom of the return pipe 11, the circulation pump 9 is arranged to control water in the inner cavities of the cooling pipe 10 and the return pipe 11 to circulate, so as to ensure the fluidity of water and improve the cooling efficiency, and to facilitate the use of the device, so as to ensure the heat dissipation efficiency of the heat dissipation copper pipe 4, the bottom of the right side of the return pipe 11 is fixedly connected with the top of the right side of the cooling pipe 10, the bottom of the semiconductor refrigeration plate 13 is fixedly connected with the top of the return pipe 11, the circulation pump 9 is started to control the water tank 11 in the inner cavity of the cooling pipe 10 to flow by the circulation pump 9, and the cooling water in the inner cavity of the return pipe 10 flows into the cooling pipe 10, and simultaneously, the semiconductor refrigeration plate 13 is started to make the water in the inner cavity of the return pipe 11 in a lower temperature state, so as to reduce the temperature of the return pipe 11 by the cooling water in the return pipe 4 by the semiconductor refrigeration plate 13, the inner cavity of the heat dissipation copper pipe, the support block 12 is fixedly installed on the outer portion of the heat dissipation copper pipe, and the heat dissipation copper pipe 4, and the heat dissipation copper pipe, and the heat pipe 4, and the heat dissipation copper pipe 4 is kept in the lower temperature of the inner cavity.

Referring to fig. 5, a return pipe 14 is fixedly installed on the outer sides of the extrusion mechanism 1 and the return tank 3, an inner cavity of the return pipe 14 and an inner cavity of the flow limiting pipe 15 are communicated with each other, the right side of the blocking plate 17 and the left side of the blocking ring 16 are attached to each other, so that hydraulic oil flows into the inner cavity of the return pipe 14 and flows into the inner cavity of the blocking plate 17, then the blocking plate 17 is extruded leftwards, a gap is reserved between the blocking ring 16 and the blocking plate 17, the flow direction of the hydraulic oil is conveniently controlled by using the return pipe 14 and the flow limiting pipe 15, the flow limiting pipe 15 is fixedly installed on the inner sides of the two return pipes 14, a supporting plate 19 is fixedly sleeved on the inner cavity of the flow limiting pipe 15, a blocking spring 18 is fixedly installed on the right end of the supporting plate 19, the blocking plate 17 is fixedly connected to the right end of the blocking spring 18, the blocking ring 16 is fixedly sleeved on the inner cavity of the flow limiting pipe 15, so that the hydraulic oil flows into the inner cavity of the return pipe 14 on the left side through the flow limiting pipe 15, and the arrangement of the blocking spring 18 can control the distance between the blocking plate 17 and the blocking ring 16, so that the hydraulic oil can be conveniently controlled to transport the inner cavity of the extrusion mechanism 1 at a uniform speed to be conveniently, and to facilitate the use of the flow limiting pipe 14 and the limiting device.

In conclusion, when the circulating cooling device for the aluminum profile extruding machine is used, firstly, when the temperature of hydraulic oil in the inner cavity of the extruding mechanism 1 is higher, the hydraulic oil in the inner cavity of the extruding mechanism 1 is controlled to flow rightwards through the cooling pipe 8, when the hydraulic oil is positioned in the inner cavity of the cooling pipe 8, the inner side of the heat dissipation copper pipe 4 is attached to the outer side of the cooling pipe 8, so that the heat dissipation copper pipe 4 dissipates the heat of the surface of the cooling pipe 8, the temperature of the hydraulic oil in the inner cavity of the cooling pipe 8 is at an appropriate temperature, meanwhile, the suction fan 7 in the inner cavity of the fan shell 6 is started, the two suction fans 7 on one side of the heat dissipation sleeve 2 individually blow air to the inner cavity of the heat dissipation sleeve 2, meanwhile, the other side exhausts air outwards, so that the suction fan 7 dissipates the heat of the heat dissipation copper pipe 4 in the inner cavity of the heat dissipation sleeve 2, the temperature of the heat dissipation copper pipe 4 is reduced, meanwhile, the circulating pump 9 is controlled to be started, so that the circulating pump 9 controls the water tank 11 in the inner cavity of the cooling pipe 10 to flow, meanwhile, cooling water in the inner cavity of the return pipe 11 flows to the inside of the cooling pipe 10, the semiconductor refrigeration plate 13 is started at the same time, the semiconductor refrigeration plate 13 is enabled to cool the surface of the return pipe 11, the water in the inner cavity of the return pipe 11 is enabled to be in a low-temperature state, the water entering the inner cavity of the cooling pipe 10 from the return pipe 11 is enabled to be in a low-temperature state, the bottom water flow of the cooling pipe 10 is enabled to take away the heat of the inner cavity of the radiating copper pipe 4, the surface temperature of the radiating copper pipe 4 is enabled to be kept at a low temperature, the radiating capacity of the cooling pipe 8 is improved, the hydraulic oil in the inner cavity of the cooling pipe 8 is enabled to be in a low-temperature state, then the hydraulic oil enters the inner cavity of the return box 3, the hydraulic oil is conveyed to the return pipe 14 through the inner cavity of the return pipe 3, the hydraulic oil enters the inner cavity of the return pipe 14 and then flows to the inner cavity of the blocking plate 17, then the blocking plate 17 is squeezed leftwards, and a gap is reserved between the blocking ring 16 and the blocking plate 17, hydraulic oil flows to the inner cavity of the left return pipe 14 through the flow limiting pipe 15, and meanwhile, due to the arrangement of the plugging spring 18, the distance between the plugging plate 17 and the plugging ring 16 can be controlled, so that the hydraulic oil can be conveniently controlled to be conveyed to the inner cavity of the extrusion mechanism 1 at a constant speed.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an aluminium alloy is circulative cooling device for extruder, includes extrusion mechanism (1), its characterized in that: the heat dissipation device is characterized in that a heat dissipation sleeve (2) is fixedly mounted on the right side of the extrusion mechanism (1), a backflow box (3) is fixedly mounted on the right side of the heat dissipation sleeve (2), a cooling pipe (8) is fixedly sleeved in an inner cavity of the heat dissipation sleeve (2), a heat dissipation copper pipe (4) is fixedly mounted outside the cooling pipe (8), a heat insulation board (5) is fixedly mounted at four corners of the cooling pipe (8), a fan shell (6) is fixedly sleeved outside the heat dissipation sleeve (2), an extraction fan (7) is fixedly mounted inside the fan shell (6), a connecting pipe (20) is fixedly connected to the left side of the extrusion mechanism (1), a pressing box (21) is fixedly mounted at the left end of the connecting pipe (20), a limiting sleeve (22) is movably sleeved outside the connecting pipe (20), and a limiting block (23) is fixedly mounted at four corners of the outer side of the extrusion mechanism (1).

2. The circulating cooling device for the aluminum profile extruding machine as recited in claim 1, wherein: the outer side fixed mounting of extrusion mechanism (1) has circulating pump (9), the outside fixed cover of heat dissipation copper pipe (4) is equipped with cooling tube (10), the outside fixed mounting of heat dissipation cover (2) has supporting shoe (12), the top fixed mounting of supporting shoe (12) has back flow (11), the top fixed mounting of supporting shoe (12) has semiconductor refrigeration board (13).

3. The circulating cooling device for the aluminum profile extruding machine as claimed in claim 1, wherein: the outer side fixed mounting of extrusion mechanism (1) and flow-back box (3) has back flow (14), two the inboard fixed mounting of back flow (14) has current-limiting pipe (15), the inner chamber fixed mounting of current-limiting pipe (15) is equipped with backup pad (19), the right-hand member fixed mounting of backup pad (19) has shutoff spring (18), the right-hand member fixedly connected with shutoff board (17) of shutoff spring (18), the inner chamber fixed mounting of current-limiting pipe (15) is equipped with shutoff ring (16).

4. The circulating cooling device for the aluminum profile extruding machine as claimed in claim 1, wherein: the heat insulation plate is characterized in that the outer side of the heat insulation plate (5) is fixedly connected with four corners of the inner side of the heat dissipation sleeve (2), and the width value of the heat insulation plate (5) is the same as that of the inner cavity of the heat dissipation sleeve (2).

5. The circulating cooling device for the aluminum profile extruding machine as recited in claim 1, wherein: stopper (23) fixed suit is in the outside of radiator-cover (2) and backward flow case (3) and suppression case (21), stop collar (22) activity suit is in the inside of four stoppers (23).

6. The circulating cooling device for the aluminum profile extruding machine as claimed in claim 2, wherein: the input end of the circulating pump (9) is fixedly connected with the top end of the cooling pipe (10), and the output end of the circulating pump (9) is fixedly connected with the bottom of the return pipe (11).

7. The circulating cooling device for the aluminum profile extruding machine as claimed in claim 2, wherein: the bottom of the right side of the return pipe (11) is fixedly connected with the top of the right side of the cooling pipe (10), and the bottom surface of the semiconductor refrigeration plate (13) is fixedly connected with the top surface of the return pipe (11).

8. The circulating cooling device for the aluminum profile extruding machine as claimed in claim 3, wherein: the inner cavity of the backflow pipe (14) is communicated with the inner cavity of the flow limiting pipe (15), and the right surface of the blocking plate (17) is attached to the left surface of the blocking ring (16).