CN113084591B

CN113084591B - High-precision numerical control milling and boring machine is with circulation heat sink

Info

Publication number: CN113084591B
Application number: CN202110394296.XA
Authority: CN
Inventors: 廖金国; 余石红
Original assignee: Wuhu Pule Machinery Co ltd
Current assignee: Wuhu Pule Machinery Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2022-08-19
Anticipated expiration: 2041-04-13
Also published as: CN113084591A

Abstract

The invention discloses a circulating cooling device for a high-precision numerical control milling and boring machine, which comprises a filter box, a hot air nozzle, a screen drum, an annular air guide pipe, an annular mounting cover, a gear ring, a rotary drum, a guide funnel, an air inlet pipe, a fan box, a filter screen, an exhaust pipe, a heating box, a semiconductor refrigerating sheet, an exhaust pipe, a refrigerating pipe, a third refrigerating cavity, a second refrigerating cavity, a stepping motor, a driving gear, a water inlet pipe, a folded air guide pipe, an air delivery pipe, a first refrigerating cavity, a first air blower, a second air blower, a refrigerating box, a water suction pump and an atomizing nozzle. According to the invention, through the mutual matching of the first air blower, the folded air guide pipe, the plurality of cooling pipes which are distributed in a rectangular manner, the filter screen and the exhaust pipe, the circulating cooling of the high-precision numerical control milling and boring machine can be better realized, so that hot air in the cooling of the high-precision numerical control milling and boring machine can be better extracted, and the heat dissipation efficiency is greatly improved.

Description

High-precision numerical control milling and boring machine is with circulation heat sink

Technical Field

The invention relates to a circulating cooling device, in particular to a circulating cooling device for a high-precision numerical control boring and milling machine, and belongs to the technical field of boring and milling machines.

Background

The high-precision numerical control milling and boring machine has the processing functions of boring, drilling, milling, grooving and the like; the five-surface processing can be realized by matching with functional accessories such as a high-precision rotary worktable, a right-angle milling head and the like, and the five-surface processing machine is ideal equipment for processing large parts such as steam turbines, generators, heavy machinery and the like in the industries such as metallurgy, energy, electric power and the like. A cooling device is needed when the high-precision numerical control milling and boring machine is used for processing.

At present, when the high-precision numerical control milling and boring machine is cooled, most of the heat is radiated through the cooling fan, so that the cooling effect is poor, the high-precision numerical control milling and boring machine is difficult to be effectively cooled, and the cooling device for the high-precision numerical control milling and boring machine is easy to be damaged due to long-time use, so that the service life of the high-precision numerical control milling and boring machine is shortened, and meanwhile, the working efficiency is greatly reduced. Therefore, a circulating cooling device for a high-precision numerical control milling and boring machine is provided for solving the problems.

Disclosure of Invention

The invention aims to solve the problems and provide a circulating cooling device for a high-precision numerical control boring and milling machine.

The invention achieves the aim through the following technical scheme, and the circulating cooling device for the high-precision numerical control milling and boring machine comprises a refrigeration box, a heating box and a filtering box, wherein the heating box and the filtering box are sequentially arranged on the side wall of the refrigeration box from top to bottom, a first refrigeration cavity, a second refrigeration cavity and a third refrigeration cavity are sequentially arranged in an inner cavity of the refrigeration box from bottom to top, a folded air guide pipe is arranged in the inner cavity of the first refrigeration cavity, the exhaust end of the first folded air guide pipe penetrates through the top end of the first refrigeration cavity and extends to the inner cavity of the second refrigeration cavity, a plurality of refrigeration pipes which are distributed in a rectangular shape are fixedly connected at the bottom end of the inner cavity of the third refrigeration cavity, exhaust pipes are fixedly connected at the top ends of the plurality of refrigeration pipes, semiconductor refrigeration sheets are respectively embedded in the inner side walls of the second refrigeration cavity and the third refrigeration cavity, a material guide funnel is arranged on the inner side wall of the filtering box, and a rotary drum is rotatably matched at the bottom end of the material guide funnel, the rotary drum has a screen drum through the movable bolt connection of threaded connection on the rotary drum surface, the drying mechanism that the fan case, drive rotary drum pivoted rotation adjustment mechanism and carry out the drying to the dust in the screen drum is installed in proper order to rose box inner chamber from the top down, the second air-blower is installed to fan case inner chamber, and the second air-blower end of airing exhaust is connected with the book shape air duct, the filter screen is installed to fan case lateral wall gomphosis, the atomizer is installed on the inboard top of rose box, the intake pipe is installed to the rose box lateral wall.

Preferably, the rotation adjusting mechanism comprises a stepping motor, a driving gear and a driven gear, the stepping motor is installed at the bottom end of the material guide funnel, the driving gear is installed on a driving shaft connected with the driving end of the stepping motor, a gear ring is installed on the rotary drum, and the gear ring is meshed with the driving gear.

Preferably, dry mechanism comprises first air-blower, exhaust tube, gas-supply pipe, annular air duct, hot gas shower nozzle and annular installation cover, annular installation cover and the fixed axle fixed connection of installing on the rose box inside wall, the gomphosis of hot gas shower nozzle is installed on annular installation cover lateral wall, first air-blower is installed at fan box inner chamber, exhaust tube one end is installed on first air-blower bleed end, and the exhaust tube other end runs through the rose box top and extends to the heating cabinet inner chamber, the gas-supply pipe is installed on first air-blower exhaust end, annular air duct is installed on gas-supply pipe bottom, and annular air duct is connected with hot gas shower nozzle.

Preferably, the inner side walls of the first refrigeration cavity and the second refrigeration cavity are respectively provided with a water inlet pipe with a one-way valve in a jogged mode.

Preferably, a water suction pump is installed in the inner cavity of the first refrigeration cavity, and the water suction pump is connected with the atomizing spray head through a water pipe installed at the water drainage end of the water suction pump.

Preferably, the heat release ends of the two semiconductor refrigeration pieces are positioned on the inner side of the heating box, the heat absorption end of one semiconductor refrigeration piece is positioned on the inner side of the third refrigeration cavity, and the heat absorption end of the other semiconductor refrigeration piece is positioned on the inner side of the second refrigeration cavity.

Preferably, a plurality of ventilation openings are formed in the inner side wall of the heating box.

The invention has the beneficial effects that:

1. through setting up mutually supporting between first air-blower, the refrigeration pipe that appears the air duct, a plurality of rectangle distribute, filter screen and the blast pipe, realization that can be better circulates the cooling to high accuracy numerical control milling and boring machine to can be better carry out the steam in cooling with high accuracy numerical control milling and boring machine and take out, very big improvement the radiating efficiency.

2. Through setting up mutually supporting between first refrigeration chamber, second refrigeration chamber, third refrigeration chamber, semiconductor refrigeration piece and the zigzag air duct, can be better carry out the cooling of many parts step by step to steam to better assurance the cooling efficiency to steam, thereby can be better cool down to high accuracy numerical control milling and boring machine, avoided high accuracy numerical control milling and boring machine to lead to damaging because of long-time use with heat sink, very big improvement high accuracy numerical control milling and boring machine's life.

3. Through setting up mutually supporting between a sieve section of thick bamboo, atomizer, rotary drum, step motor, steam shower nozzle, filter screen and the heating cabinet, can be better filter and dry with dust in the steam, avoided in the steam dust guide air-blower, cause the jam to the air-blower to influence the work efficiency of air-blower, simultaneously also very big improvement the practicality.

Drawings

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

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

FIG. 2 is a schematic view of the internal connection structure of the fan box of the present invention;

FIG. 3 is a schematic view of the connection structure of the annular mounting cover and the hot gas nozzle of the present invention.

In the figure: 1. the device comprises a filter box, 2, a hot air spray head, 3, a screen drum, 4, an annular air guide pipe, 5, an annular mounting cover, 6, a gear ring, 7, a rotary drum, 8, a material guide funnel, 9, an air inlet pipe, 10, a fan box, 11, a filter screen, 12, an air exhaust pipe, 13, a heating box, 14, a semiconductor refrigerating sheet, 15, an air exhaust pipe, 16, a refrigerating pipe, 17, a third refrigerating cavity, 18, a second refrigerating cavity, 19, a stepping motor, 20, a driving gear, 21, a water inlet pipe, 22, a folded air guide pipe, 23, an air delivery pipe, 24, a first refrigerating cavity, 25, a first air blower, 26, a second air blower, 27, a refrigerating box, 28, a water suction pump, 29 and an atomizing spray head.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below 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 technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1-3, a circulating cooling device for a high-precision numerical control milling and boring machine comprises a refrigeration box 27, and a heating box 13 and a filtering box 1 which are sequentially installed on the side wall of the refrigeration box 27 from top to bottom, wherein a first refrigeration cavity 24, a second refrigeration cavity 18 and a third refrigeration cavity 17 are sequentially arranged in the inner cavity of the refrigeration box 27 from bottom to top, a folded air duct 22 is installed in the inner cavity of the first refrigeration cavity 24, the exhaust end of the first folded air duct 22 penetrates through the top end of the first refrigeration cavity 24 and extends to the inner cavity of the second refrigeration cavity 18, a plurality of refrigeration tubes 16 which are distributed in a rectangular shape are fixedly connected to the bottom end of the inner cavity of the third refrigeration cavity 17, exhaust pipes 15 are fixedly connected to the top ends of the plurality of refrigeration tubes 16, semiconductor refrigeration sheets 14 are installed on the inner side walls of the second refrigeration cavity 18 and the third refrigeration cavity 17 in an embedded manner, a material guide funnel 8 is installed on the inner side wall of the filtering box 1, 8 bottom normal running fit of guide funnel has rotary drum 7, rotary drum 7 has a sieve section of thick bamboo 3 through threaded connection at the movable bolt on rotary drum 7 surface, is convenient for better dismantlement and the installation to sieve section of thick bamboo 3, 1 inner chamber from the top down of rose box installs fan box 10 in proper order, drives rotary drum 7 pivoted rotation adjustment mechanism and carries out dry mechanism to the dust in the sieve section of thick bamboo 3, second air-blower 26 is installed to fan box 10 inner chamber, and second air-blower 26 air exhaust end and book shape air duct 22 are connected, filter screen 11 is installed to fan box 10 lateral wall gomphosis, atomizing nozzle 29 is installed on 1 inboard top of rose box, intake pipe 9 is installed to rose box 1 lateral wall.

The rotation adjusting mechanism consists of a stepping motor 19, a driving gear 20 and a driven gear, the stepping motor 19 is arranged at the bottom end of the material guide funnel 8, the driving gear 20 is arranged on a driving shaft connected with the driving end of the stepping motor 19, the gear ring 6 is arranged on the rotary drum 7, and the gear ring 6 is meshed with the driving gear 20; the drying mechanism comprises a first air blower 25, an exhaust pipe 12, an air delivery pipe 23, an annular air duct 4, a hot air nozzle 2 and an annular mounting cover 5, the annular mounting cover 5 is fixedly connected with a fixed shaft mounted on the inner side wall of the filter box 1, the hot air nozzle 2 is embedded and mounted on the side wall of the annular mounting cover 5, the first air blower 25 is mounted in the inner cavity of the fan box 10, one end of the exhaust pipe 12 is mounted on the exhaust end of the first air blower 25, the other end of the exhaust pipe 12 penetrates through the top end of the filter box 1 and extends to the inner cavity of the heating box 13, the air delivery pipe 23 is mounted on the exhaust end of the first air blower 25, the annular air duct 4 is mounted on the bottom end of the air delivery pipe 23, and the annular air duct 4 is connected with the hot air nozzle 2; the inner side walls of the first refrigeration cavity 24 and the second refrigeration cavity 18 are respectively provided with a water inlet pipe 21 with a one-way valve in an embedded mode, so that cooling water can be conveniently injected into the first refrigeration cavity 24 and the second refrigeration cavity 18; a water suction pump 28 is arranged in the inner cavity of the first refrigeration cavity 24, and the water suction pump 28 is connected with the atomizing nozzle 29 through a water pipe arranged at the water discharge end of the water suction pump 28, so that cooling water in the first refrigeration cavity 24 can be better guided into the atomizing nozzle 29 through the water pipe; the heat release ends of the two semiconductor refrigeration pieces 14 are positioned on the inner side of the heating box 13, the heat absorption end of one semiconductor refrigeration piece 14 is positioned on the inner side of the third refrigeration cavity 17, and the heat absorption end of the other semiconductor refrigeration piece 14 is positioned on the inner side of the second refrigeration cavity 18, so that the semiconductor refrigeration pieces 14 can better absorb heat in the second refrigeration cavity 18 and the third refrigeration cavity 17 for refrigeration, and the semiconductor refrigeration pieces 14 can release heat in the heating box 13 for heating; a plurality of ventilation openings are formed in the inner side wall of the heating box 13, so that stability of air pressure in the heating box 13 is kept better.

When the invention is used, electrical elements appearing in the application are externally connected with a power supply and a control switch when the invention is used, wherein the surface of a filter box 1 is hinged with a box cover, when the invention is used for circulating cooling, firstly, a water inlet pipe 21 is opened to inject cooling water into a first refrigeration cavity 24 and a third refrigeration cavity 17, then a semiconductor refrigeration sheet 14 is opened to lead the semiconductor refrigeration sheet 14 to absorb heat in the first refrigeration cavity 24 and a second refrigeration cavity 18 so as to refrigerate, simultaneously, a heat release end of the semiconductor refrigeration sheet 14 is enabled to heat an inner cavity of a heating box 13, then a water suction pump 28 is opened to lead the water suction pump 28 to lead the cooling water in the first refrigeration cavity 24 into an atomizing spray head 29 through a water pipe to spray out, then a second air blower 26 is opened to lead the second air blower 26 to suck hot air generated in a milling and boring machine into the filter box 1 through an air inlet pipe 9, thereby leading dust doped in the hot air to be humidified under the action of water mist and fall into a screen cylinder 3, meanwhile, hot gas is guided into the second refrigeration cavity 18 through the folded gas guide tube 22, when the hot gas passes through the folded gas guide tube 22, the hot gas in the folded gas guide tube 22 is primarily cooled under the action of cooling water, when the hot gas enters the second refrigeration cavity 18, the hot gas is secondarily refrigerated under the action of the semiconductor refrigeration sheet 14, when the hot gas after secondary refrigeration passes through the refrigeration tube 16, the hot gas in the refrigeration tube 16 is cooled again into cold air under the action of ice water, so that the cooled cold air is discharged through the exhaust tube 15, the discharged cold air cools the inside of the milling and boring machine, meanwhile, the stepping motor 19 and the first air blower 25 are started, the stepping motor 19 drives the screen drum 3 to rotate through the driving gear 20, the gear ring 6 and the rotary drum 7, the rotary screen drum 3 throws out moisture on the surface of impurities, and simultaneously the first air blower 25 guides the hot gas in the inner cavity of the heating box 13 into the spray head through the exhaust tube 12 and the gas pipe 23 and sprays out, the sprayed hot gas dries impurities and moisture, thereby completing the circular cooling of the milling and boring machine.

It is fully within the purview of one skilled in the art to make the invention, including the circuits and electronic components and modules, known in the art, and without undue experimentation, the invention is not limited to software and process modifications.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a high accuracy numerical control mills boring machine with circulation heat sink, includes refrigeration case (27) and from the top down installs heating cabinet (13) and rose box (1) on refrigeration case (27) lateral wall in proper order, its characterized in that: the refrigerator is characterized in that a first refrigerating chamber (24), a second refrigerating chamber (18) and a third refrigerating chamber (17) are sequentially arranged in an inner chamber of the refrigerator (27) from bottom to top, a folded air duct (22) is installed in the inner chamber of the first refrigerating chamber (24), an exhaust end of the folded air duct (22) penetrates through the top end of the first refrigerating chamber (24) and extends to the inner chamber of the second refrigerating chamber (18), a plurality of refrigerating pipes (16) distributed in a rectangular shape are fixedly connected to the bottom end of the inner chamber of the third refrigerating chamber (17), a plurality of exhaust pipes (15) are fixedly connected to the top end of each refrigerating pipe (16), semiconductor refrigerating sheets (14) are installed on inner side walls of the second refrigerating chamber (18) and the third refrigerating chamber (17) in an embedded mode, a guide funnel (8) is installed on the inner side wall of the filter box (1), a rotary drum (7) is rotatably matched with the bottom end of the guide drum (8), and the rotary drum (7) is connected with a screen drum (3) through movable bolts connected to the surface of the rotary drum (7) through threads, the drying mechanism that filter box (1) inner chamber from the top down installed fan case (10) in proper order, drove rotary drum (7) pivoted rotation adjustment mechanism and carry out the drying to the dust in sieve section of thick bamboo (3), second air-blower (26) are installed to fan case (10) inner chamber, and second air-blower (26) end of airing exhaust is connected with book shape air duct (22), filter screen (11) are installed to fan case (10) lateral wall gomphosis, atomizer (29) are installed on filter box (1) inboard top, intake pipe (9) are installed to filter box (1) lateral wall.

2. The circulating cooling device for the high-precision numerical control milling and boring machine as claimed in claim 1, wherein: rotation adjustment mechanism comprises step motor (19), gear circle (6), driving gear (20) and driven gear, install on guide funnel (8) bottom step motor (19), install in the drive shaft that has step motor (19) drive end to connect driving gear (20), install on rotary drum (7) gear circle (6), and gear circle (6) and driving gear (20) meshing.

3. The circulating cooling device for the high-precision numerical control milling and boring machine as claimed in claim 1, wherein: the drying mechanism consists of a first blower (25), an air exhaust pipe (12), an air delivery pipe (23), an annular air duct (4), a hot air nozzle (2) and an annular mounting cover (5), the annular mounting cover (5) is fixedly connected with a fixed shaft arranged on the inner side wall of the filter box (1), the hot air spray head (2) is embedded and arranged on the side wall of the annular mounting cover (5), the first air blower (25) is arranged in the inner cavity of the fan box (10), one end of the air exhaust pipe (12) is arranged on the air exhaust end of the first air blower (25), the other end of the air exhaust pipe (12) penetrates through the top end of the filter box (1) and extends to the inner cavity of the heating box (13), the air delivery pipe (23) is installed on the exhaust end of the first air blower (25), the annular air guide pipe (4) is installed on the bottom end of the air delivery pipe (23), and the annular air guide pipe (4) is connected with the hot air spray head (2).

4. The circulating cooling device for the high-precision numerical control milling and boring machine as claimed in claim 1, wherein: and water inlet pipes (21) with one-way valves are respectively embedded in the inner side walls of the first refrigeration cavity (24) and the second refrigeration cavity (18).

5. The circulating cooling device for the high-precision numerical control milling and boring machine as claimed in claim 1, wherein: suction pump (28) are installed to first refrigeration chamber (24) inner chamber, and suction pump (28) are connected with atomizer (29) through the water pipe of installing at suction pump (28) drainage end.

6. The circulating cooling device for the high-precision numerical control milling and boring machine as claimed in claim 1, wherein: the heat release ends of the two semiconductor refrigeration pieces (14) are positioned on the inner side of the heating box (13), the heat absorption end of one semiconductor refrigeration piece (14) is positioned on the inner side of the third refrigeration cavity (17), and the heat absorption end of the other semiconductor refrigeration piece (14) is positioned on the inner side of the second refrigeration cavity (18).

7. The circulating cooling device for the high-precision numerical control milling and boring machine as claimed in claim 1, wherein: a plurality of ventilation openings are formed in the inner side wall of the heating box (13).