CN114770212B - Automatic nozzle angle adjusting device, automatic nozzle angle adjusting method and machine tool - Google Patents
Automatic nozzle angle adjusting device, automatic nozzle angle adjusting method and machine tool Download PDFInfo
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- CN114770212B CN114770212B CN202210551822.3A CN202210551822A CN114770212B CN 114770212 B CN114770212 B CN 114770212B CN 202210551822 A CN202210551822 A CN 202210551822A CN 114770212 B CN114770212 B CN 114770212B
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000002826 coolant Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 16
- 238000005520 cutting process Methods 0.000 abstract description 8
- 239000007921 spray Substances 0.000 abstract description 8
- 238000003754 machining Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000005507 spraying Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000002173 cutting fluid Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000000110 cooling liquid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1076—Arrangements for cooling or lubricating tools or work with a cutting liquid nozzle specially adaptable to different kinds of machining operations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
Abstract
The invention relates to the field of cutting machining, and provides an automatic nozzle angle adjusting device, an automatic nozzle angle adjusting method and a machine tool. The automatic nozzle angle adjusting device comprises a fixed frame, at least one nozzle fixing piece is arranged on the periphery of the fixed frame, one end of the nozzle fixing piece is hinged with the fixed frame, and a nozzle is arranged on the other end of the nozzle fixing piece; the driving piece is arranged on the fixing frame; the driving gear is connected with a driving shaft of the driving piece; the driven gear is rotatably arranged on the fixed frame and meshed with the driving gear, one side of the driven gear, which is away from the fixed frame, is provided with an annular flange, the bottom surface of the annular flange is provided with openings which are in one-to-one correspondence with the nozzle fixing pieces, the side wall of one side of the opening is provided with an inclined plane, and the nozzle fixing pieces are propped against the inclined plane; and one end of the elastic piece is connected with the nozzle fixing piece, the other end of the elastic piece is connected with the fixing frame, and the nozzle fixing piece is kept against the inclined plane through the elastic piece. The spray angle of the spray nozzle can be automatically adjusted according to the information of the cutter type, the diameter, the length and the like, so that the optimal cooling effect is achieved, and the device is compact in structure and convenient to operate.
Description
Technical Field
The invention relates to the technical field of cutting machining, in particular to an automatic nozzle angle adjusting device, an automatic nozzle angle adjusting method and a machine tool.
Background
In the cutting processing field of a general lathe, a milling machine, or the like, when a metal workpiece material is cut by a cutter, the workpiece material is elastically deformed or plastically deformed during cutting, friction is generated between a rake face of the cutter and chips, and between a flank face of the cutter and a workpiece, and cutting heat is generated during the processing, which has an extremely high temperature. In order to reduce the influence of cutting heat on the tool and the workpiece, a nozzle is required to spray cutting fluid between the tool and the workpiece in the cutting process so as to quickly transfer heat, strengthen the performance of the part and reduce the abrasion of the tool.
However, existing machine tools use tools of different types, different diameters, and different lengths during the machining of parts. The requirements of different cutters on cooling points are different, so that the injection angle of the nozzle needs to be adjusted in the machining process to adapt to the cooling requirements of different cutters.
The technical scheme commonly used at present is that a worker manually adjusts the spray nozzle to the optimal spray angle after tool changing, but when the spray nozzle is manually adjusted, the production continuity is broken, multiple attempts are needed, and the efficiency is low. However, if the injection angle of the nozzle is fixed, the nozzle cannot be injected to an optimal area, and adverse effects such as abnormal wear of the cutter, poor performance of parts and the like occur.
Disclosure of Invention
The invention provides an automatic nozzle angle adjusting device which is used for solving the problems of high cost, low efficiency, inadequacy in adjustment, quick cutter abrasion, poor part performance and the like caused by manual adjustment of a nozzle in the prior art, realizing automatic adjustment of the nozzle angle along with the information of the cutter type, diameter, length and the like, always keeping the cutter to have the best cooling effect, and has the advantages of compact structure, reasonable design and convenience in use and operation.
The embodiment of the invention provides an automatic nozzle angle adjusting device, which comprises:
the nozzle fixing device comprises a fixing frame, wherein at least one nozzle fixing piece is arranged on the periphery of the fixing frame, one end of the nozzle fixing piece is hinged with the fixing frame, and a nozzle is fixedly arranged at the other end of the nozzle fixing piece;
the driving piece is arranged on the fixing frame;
a driving gear coaxially arranged with the driving shaft of the driving member;
the driven gear is rotatably arranged on the fixed frame and meshed with the driving gear, an annular flange which is coaxially arranged with the driven gear is arranged on one side of the driven gear, openings which are in one-to-one correspondence with the nozzle fixing pieces are formed in the bottom surface of the annular flange, the side wall of one side of each opening is provided with an inclined surface, and the nozzle fixing pieces are propped against the inclined surfaces;
one end of the elastic piece is connected with the nozzle fixing piece, the other end of the elastic piece is connected with the fixing frame, and the nozzle fixing piece is kept to be abutted against the inclined plane through the elastic piece;
the driving gear is driven by the driving piece to drive the driven gear to rotate, so that the nozzle fixing piece moves along the inclined plane and swings towards or away from the axis of the annular flange, and the injection angle of the nozzle is adjusted.
According to one embodiment of the invention, the driving gear and the driven gear are both located on the same plane perpendicular to the axis of the mount.
According to one embodiment of the invention, an annular boss is formed at a position of the fixing frame for mounting the driven gear, and the driven gear is sleeved with the annular boss through a bearing;
the fixing frame, the annular boss, the driven gear and the annular flange are all coaxially arranged and provided with through holes.
According to one embodiment of the invention, a plurality of nozzle fixing pieces are arranged on the periphery of the fixing frame, and the plurality of nozzle fixing pieces are distributed on the periphery of the fixing frame;
the bottom surface of annular flange has seted up a plurality of the opening, and a plurality of the opening distributes in the bottom surface of annular flange, a plurality of the inclined plane of opening is towards same one side slope.
According to one embodiment of the invention, the inclined surface is inclined from the bottom surface of the annular flange towards the direction approaching to the top surface of the annular flange, the side wall of the other side of the opening is provided with a vertical surface, and the inclined surface is in transitional connection with the vertical surface through an arc surface.
According to one embodiment of the invention, the inclined surface is a smooth inclined surface with a convex radian along the circumferential direction of the annular flange; the inclined surface is inclined from the outer side wall to the inner side wall of the annular flange along the wall thickness direction of the annular flange.
According to one embodiment of the invention, at least one pair of lugs are arranged on the periphery of the fixing frame, the lugs are provided with connecting holes, the axes of the connecting holes are perpendicular to the axes of the fixing frame, one end of the nozzle fixing piece is provided with a pin hole, and the nozzle fixing piece is penetrated through the connecting holes through a pin shaft and hinged with the pin hole and the fixing frame.
According to one embodiment of the invention, the nozzle penetrates through the end part of the nozzle fixing piece and inclines towards the axial direction of the fixing frame, and one end of the nozzle, which is positioned in the nozzle fixing piece, is connected with the cooling liquid pipeline.
The embodiment of the invention also provides an automatic adjusting method of the automatic nozzle angle adjusting device, which comprises the following steps:
acquiring cutter information, wherein the cutter information comprises cutter type, length and diameter;
according to the cutter information, calculating the injection angle of the nozzle and the angle of the driving piece to be rotated;
an instruction to open the driving member is issued so that the driving member is rotated to a specified position while the nozzle is adjusted to a desired ejection position of the cutter.
The embodiment of the invention also provides a machine tool, which is provided with a main shaft and a cutter which is arranged on the main shaft in a replaceable way, wherein the main shaft is sleeved with an automatic nozzle angle adjusting device, and the nozzle is automatically adjusted to the spraying position required by the cutter through the automatic nozzle angle adjusting device.
According to the automatic nozzle angle adjusting device provided by the invention, the driving gear is driven by the driving piece to drive the driven gear to rotate, the inclined plane below the driven gear passes through the surface of the nozzle fixing piece, relatively, the nozzle fixing piece moves along the inclined plane and swings towards or away from the axis of the annular flange, and when the nozzle fixing piece swings towards the axis of the annular flange, the distance from the nozzle to the fixing frame is shortened along the axis direction of the annular flange, so that the automatic nozzle angle adjusting device is suitable for cooling of shorter cutters; when the nozzle fixing member swings away from the axis of the annular flange, the distance from the nozzle to the fixing frame is longer along the axis direction of the annular flange, and the state is suitable for cooling longer cutters. Therefore, the nozzle can be adaptively adjusted in angle, so that the nozzle is always at the optimal spraying angle during working, the step of adjusting the nozzle is reduced, the service life of a cutter is prolonged, the machining efficiency is improved, manual adjustment is not needed, the whole-course automatic cooling in the machining process is realized, and the use is convenient.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a front view of a device for automatically adjusting a nozzle angle according to the present invention applied to a cutter;
FIG. 2 is a schematic perspective view of FIG. 1;
FIG. 3 is a schematic top view of the structure of FIG. 1;
FIG. 4 is a schematic diagram of a front view of the automatic nozzle angle adjusting device applied to another cutter;
FIG. 5 is a schematic perspective view of FIG. 4;
FIG. 6 is a schematic diagram of a front view of an automatic nozzle angle adjusting device according to the present invention;
FIG. 7 is a schematic top view of the structure of FIG. 6;
FIG. 8 is a schematic cross-sectional view A-A of FIG. 7;
FIG. 9 is a schematic perspective view of FIG. 6;
fig. 10 is a flow chart of the automatic adjustment method of the present invention.
Reference numerals:
100. a fixing frame; 110. a driving member; 120. a drive gear; 130. a driven gear; 131. an annular flange; 1311. an inclined plane; 1312. a vertical surface; 132. an opening; 140. a nozzle fixing member; 150. a nozzle; 101. a lug; 102. a pin shaft; 103. an annular boss; 160. an elastic member; 170. a cutter; 171. a cooling position; 180. a main shaft; 190. and (3) a bearing.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The automatic nozzle angle adjusting device (hereinafter referred to as adjusting device) of the present invention is described below with reference to fig. 1 to 9.
In one aspect, referring to fig. 1 to 9, an embodiment of the present invention provides an automatic nozzle angle adjusting device, which mainly includes a fixing frame 100, a driving member 110, a driving gear 120, a driven gear 130, and an elastic member 160.
In this embodiment, the fixing frame 100 mainly plays a role of mounting other components, and finally the entire adjusting device is mounted to the spindle 180 of the machine tool through the fixing frame 100. Specifically, at least one nozzle fixing member 140 is disposed on the circumferential side of the fixing frame 100, the nozzle fixing member 140 is used to fix the nozzle 150, and the nozzle fixing member 140 may have a bar shape, a column shape, a plate shape, or the like, which is not limited herein. One end of the nozzle fixing member 140 is hinged to the fixing frame 100, a nozzle 150 is fixedly provided at the other end of the nozzle fixing member 140, and the nozzle 150 extends out of the end of the nozzle fixing member 140.
The driving member 110 of the embodiment is mounted on the fixing frame 100, the driving member 110 may be a driving motor, and a housing of the driving motor is fixed on the fixing frame 100 to keep a stable position of the driving motor.
In this embodiment, the driving gear 120 is connected to the driving shaft of the driving member 110, and may be that the axis of the driving gear 120 is provided with a mounting hole, and the driving shaft of the driving motor is inserted through the mounting hole and is fixedly connected to the mounting hole, for example, in a key connection manner.
In this embodiment, the driven gear 130 is rotatably mounted on the fixing frame 100 and engaged with the driving gear 120, and the driving gear 120 drives the driven gear 130 to rotate by an angle determined by parameters such as the type, length, diameter, etc. of the cutter 170. The driven gear 130 is provided with an annular flange 131 coaxially arranged with the driven gear 130 on one side facing away from the fixing frame 100, the bottom surface of the annular flange 131 is provided with openings 132 corresponding to the nozzle fixing pieces 140 one by one, one side wall of the opening 132 is provided with an inclined surface 1311, and the nozzle fixing pieces 140 are abutted against the inclined surface 1311.
In this embodiment, one end of the elastic member 160 is connected to the side of the nozzle fixing member 140 facing the fixing member, and the other end of the elastic member 160 is connected to the fixing frame 100, so that the nozzle fixing member 140 is kept abutting against the inclined surface 1311 by the elastic force of the elastic member 160, that is, the nozzle fixing member 140 and the inclined surface 1311 are kept in contact all the time. The elastic member 160 of this embodiment may be a spring, and two ends of the spring are provided with hooks, one end of the spring is hooked on the fixing frame 100, and the other end of the spring is hooked on the nozzle fixing member 140.
In the present embodiment, the driving gear 120 is driven by the driving member 110 to drive the driven gear 130 to rotate, the inclined surface 1311 under the driven gear 130 passes through the surface of the nozzle fixing member 140, relatively, the nozzle fixing member 140 moves along the inclined surface 1311 and swings towards or away from the axis of the annular flange 131, and when the nozzle fixing member 140 swings towards the axis of the annular flange 131, the distance from the nozzle 150 to the fixing frame 100 is shortened along the axis direction of the annular flange 131, which is suitable for cooling the shorter cutter 170; when the nozzle holder 140 swings away from the axis of the annular flange 131, the distance from the nozzle 150 to the holder 100 in the axial direction of the annular flange 131 becomes longer, which is suitable for cooling the longer cutter 170. Therefore, the nozzle 150 in this embodiment can adaptively adjust the angle, so that the nozzle 150 is always at the optimal spraying angle during operation, which reduces the steps of adjusting the nozzle 150, prolongs the service life of the cutter 170, improves the processing efficiency, and further, does not need manual adjustment, realizes full-process automatic cooling during the processing process, and is convenient to use.
In addition, the adjusting device of the embodiment is high in reliability through gear transmission, and each component is convenient to adjust and detach.
In this embodiment, a via hole may be disposed at the bottom of the nozzle fixing member 140, the nozzle fixing member 140 may be a hollow shell structure, the nozzle 150 is fixedly disposed through the via hole and exposes the nozzle fixing member 140, one end of the nozzle 150 located in the nozzle fixing member 140 is connected with a cooling liquid pipeline, the cooling liquid pipeline is connected with a cooling source, and the cooling source may be cutting fluid.
In one embodiment, the driving shaft of the driving motor is vertically disposed with respect to the plane of the fixing frame 100, and the axes of the driving gear 120 and the driven gear 130 are parallel to the axis of the driving shaft, that is, the disc surfaces of the driving gear 120 and the driven gear 130 are vertically disposed with respect to the axis of the driving shaft, and in this embodiment, the diameter of the driven gear 130 is larger than that of the driving gear 120 to conform to the transmission ratio required in this embodiment.
To facilitate engagement of the driven gear 130 with the driving gear 120, according to one embodiment of the present invention, the driving gear 120 and the driven gear 130 are both located on the same plane perpendicular to the axis of the mount 100.
In order to facilitate the installation of the driven gear 130, according to an embodiment of the present invention, an annular boss 103 is formed at a portion of the fixing frame 100 for installing the driven gear 130, the driven gear 130 is sleeved with the annular boss 103 through a bearing 190, an outer ring of the bearing 190 is fixed in a central through hole of the driven gear 130, and an inner ring of the bearing 190 is fixedly sleeved outside the annular boss 103.
In this embodiment, the fixing frame 100, the annular boss 103, the driven gear 130 and the annular flange 131 are all coaxially arranged and provided with a through hole therethrough, and the through hole is used for being sleeved outside the spindle 180 of the machine tool, so that the installation of the adjusting device is facilitated.
According to an embodiment of the present invention, the plurality of nozzle fixing members 140 are disposed at the circumferential side of the fixing frame 100, the plurality of nozzle fixing members 140 are distributed at the circumferential side of the fixing frame 100, and the plurality of nozzle fixing members 140 may be uniformly distributed at the circumferential side of the fixing frame 100, for example, three, four or more nozzle fixing members 140 are disposed, and three, four or more nozzles 150 are disposed correspondingly. The plurality of nozzles 150 are distributed on the outer circumference of the driven gear 130, can be uniformly distributed on the outer circumference of the driven gear 130, and can spray the cutting fluid 360 degrees around the main shaft 180 of the cutter 170, thereby rapidly transferring heat and effectively reducing the temperature of the cutter 170 during processing. In addition, the outlet flow rate of each nozzle 150 is consistent, and the sprayed cutting fluid has a certain pressure, so that scrap iron on the periphery of the cutter 170 is more easily cleaned, the accumulation of the peripheral scrap iron is prevented, the cutting speed is effectively increased, and the abrasion of the cutter 170 is reduced.
Correspondingly, the bottom surface of the annular flange 131 is provided with a plurality of openings 132, the plurality of openings 132 are distributed on the bottom surface of the annular flange 131, and can be uniformly distributed on the bottom surface of the annular flange 131, for example, three, four or more openings 132 are provided, the number of the openings 132 corresponds to that of the nozzle fixing members 140 one by one, and inclined surfaces 1311 of the plurality of openings 132 incline towards the same side, for example, all face the counterclockwise rotation direction or the clockwise rotation direction of the annular flange 131.
According to one embodiment of the present invention, the inclined surface 1311 is inclined from the bottom surface of the annular flange 131 toward the top surface near the annular flange 131 in the circumferential direction of the annular flange 131, the other side wall of the opening 132 is provided with a vertical surface 1312, the inclined surface 1311 and the vertical surface 1312 are in transitional connection through an arc surface to form a tooth-like groove structure, and by the arrangement of the inclined surface 1311, the inclined surface 1311 is formed from the bottom surface of the annular flange 131 gradually near the top surface of the annular flange 131, so that a height difference is formed in the axial direction of the annular flange 131, and thus, when the nozzle fixing member 140 moves along the inclined surface 1311, the height is changed accordingly, and thus, the injection angle of the nozzle 150 can be adjusted to adapt to different tools 170.
In order that the nozzle holder 140 can smoothly move along the inclined surface 1311, according to an embodiment of the present invention, the inclined surface 1311 is a smooth inclined surface 1311 with a convex arc in the circumferential direction of the annular flange 131, and thus, the contact surface of the nozzle holder 140 and the inclined surface 1311 is small, so that the nozzle holder 140 can more conveniently slide along the inclined surface 1311; in order to further reduce the contact area between the nozzle fixing member 140 and the inclined surface 1311, the inclined surface 1311 is inclined from the outer side wall to the inner side wall of the annular flange 131 along the wall thickness direction of the annular flange 131, so that the wall thickness of the bottom surface of the inclined surface 1311 is smaller than the wall thickness of the root of the inclined surface 1311, the contact area between the nozzle fixing member 140 and the inclined surface 1311 is further reduced, the smoothness of the movement of the nozzle fixing member 140 along the inclined surface 1311 can be improved, and the driving gear 120 and the driven gear 130 can be driven by the driving motor to rotate more easily.
In order to facilitate the installation of the nozzle fixing member 140, according to an embodiment of the present invention, at least one pair of lugs 101 is provided at the circumferential side of the fixing frame 100, the lugs 101 are provided with connection holes, the axes of the connection holes are perpendicular to the axis of the fixing frame 100, one end of the nozzle fixing member 140 is provided with pin holes, the nozzle fixing member 140 is hinged to the pin holes and the fixing frame 100 through the pin shaft 102 penetrating through the connection holes, and after the installation, the axis of the pin shaft 102 is also perpendicular to the axis of the fixing frame 100, thereby the rotation direction of the nozzle fixing member 140 swings toward the axis direction of the fixing frame 100 or swings away from the axis direction of the fixing frame 100. When the driven gear 130 rotates, the inclined surface 1311 on the bottom surface of the annular flange 131 can automatically drive the nozzle fixing member 140 to swing towards the axis direction of the fixing frame 100 or swing away from the axis direction of the fixing frame 100, so that the angle of the nozzle 150 can be automatically adjusted to adapt to different cutters 170.
In a specific embodiment, the nozzle 150 is disposed through an end of the nozzle fixing member 140 and is inclined toward the axial direction of the fixing frame 100, and one end of the nozzle 150 in the nozzle fixing member 140 is connected to the coolant line, thereby facilitating the installation of the nozzle 150 and the connection of the coolant line.
On the other hand, the embodiment of the present invention further provides an automatic adjustment method of the automatic nozzle angle adjustment device, and firstly, it should be noted that the requirements of different types of the cutter 170, lengths of the cutter 170, and diameters of the cutter 170 on the spray angle of the nozzle 150 are different. Information about the type, length, diameter, etc. of the tool 170 of the machine tool is stored in the control system of the machine tool.
As shown in fig. 10, the specific automatic adjustment method includes the following steps:
s10, when the machine tool main shaft 180 grabs a tool 170, a control system of the machine tool acquires the tool 170 information and sends the tool 170 information to a processor (not shown in the figure) of the machine tool, wherein the tool 170 information comprises the type, the length, the diameter and the like of the tool 170.
S20, the processor calculates the injection angle of the nozzle 150 and the angle of the driving member 110 to be rotated according to the information of the cutter 170, and in this embodiment, the driving member 110 is exemplified by a driving motor.
S30, sending a command for opening the driving piece 110, so that the driving piece 110 rotates to a specified position, and simultaneously, the nozzle 150 is adjusted to a spraying position required by the cutter 170; specifically, the driving motor drives the driving gear 120 to rotate, and the driving gear 120 drives the driven gear 130 to rotate, so that the outlet of the nozzle 150 is finally directed to the position to be cooled, and the ideal cooling effect is achieved.
It should be noted that, when the driving motor rotates to different positions, the outlet of the nozzle 150 points to different positions, and the corresponding relationship between the two may be calculated according to the geometric relationship, or may be obtained by calibration, which is not described herein.
In addition, as shown in fig. 1 to 5, the embodiment of the present invention further provides a machine tool, which is provided with a spindle 180 and a tool 170 mounted on the spindle 180, wherein the tool 170 is replaceable, different cooling positions 171 of the tool 170 are different, the spindle 180 is externally provided with a nozzle angle automatic adjusting device, of course, it is understood that the spindle 180 includes a rotating portion and a fixing portion, the rotating portion rotates around the fixing portion, the fixing frame 100 of the nozzle angle automatic adjusting device is fixed on the fixing portion of the spindle 180, thereby not affecting the rotation of the rotating portion of the spindle 180, and the nozzle 150 is automatically adjusted to a desired spraying position of the tool 170 by the adjusting device, thereby achieving an ideal cooling effect, protecting the tool 170, and prolonging the service life of the tool 170.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the 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 scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. An automatic nozzle angle adjusting device, comprising:
the nozzle fixing device comprises a fixing frame, wherein at least one nozzle fixing piece is arranged on the periphery of the fixing frame, one end of the nozzle fixing piece is hinged with the fixing frame, and a nozzle is fixedly arranged at the other end of the nozzle fixing piece;
the driving piece is arranged on the fixing frame;
a driving gear connected with the driving shaft of the driving piece;
the driven gear is rotatably arranged on the fixed frame and meshed with the driving gear, an annular flange which is coaxially arranged with the driven gear is arranged on one side of the driven gear, openings which are in one-to-one correspondence with the nozzle fixing pieces are formed in the bottom surface of the annular flange, the side wall of one side of each opening is provided with an inclined surface, and the nozzle fixing pieces are propped against the inclined surfaces; the inclined surfaces of the openings incline towards the same side, the inclined surfaces incline from the bottom surface of the annular flange towards the direction close to the top surface of the annular flange, the side wall of the other side of the opening is set to be a vertical surface, and the inclined surfaces are in transitional connection with the vertical surface through an arc surface;
the inclined plane is a smooth inclined plane with an outward convex radian along the circumferential direction of the annular flange; the inclined surface is inclined from the outer side wall to the inner side wall of the annular flange along the wall thickness direction of the annular flange;
one end of the elastic piece is connected with the nozzle fixing piece, the other end of the elastic piece is connected with the fixing frame, and the nozzle fixing piece is kept to be abutted against the inclined plane through the elastic piece;
the driving gear is driven by the driving piece to drive the driven gear to rotate, so that the nozzle fixing piece moves along the inclined plane to adjust the injection angle of the nozzle.
2. The automatic nozzle angle adjusting device according to claim 1, wherein the driving gear and the driven gear are both located on the same plane perpendicular to the axis of the mount.
3. The automatic nozzle angle adjusting device according to claim 1, wherein an annular boss is formed at a position of the fixing frame for mounting the driven gear, and the driven gear is sleeved with the annular boss through a bearing;
the fixing frame, the annular boss, the driven gear and the annular flange are all coaxially arranged and provided with through holes.
4. The automatic nozzle angle adjusting device according to claim 1, wherein a plurality of the nozzle fixing members are provided on a peripheral side of the fixing frame, and the plurality of the nozzle fixing members are distributed on the peripheral side of the fixing frame;
the bottom surface of the annular flange is provided with a plurality of openings, and the openings are distributed on the bottom surface of the annular flange.
5. The automatic nozzle angle adjusting device according to any one of claims 1 to 4, wherein at least one pair of lugs are arranged on the periphery of the fixing frame, the lugs are provided with connecting holes, the axes of the connecting holes are perpendicular to the axes of the fixing frame, a pin hole is formed in one end of the nozzle fixing piece, and the nozzle fixing piece penetrates through the connecting holes through a pin shaft and is hinged with the pin hole and the fixing frame.
6. The automatic nozzle angle adjusting device according to any one of claims 1 to 4, wherein the nozzle is provided to penetrate through an end portion of the nozzle holder and is inclined toward an axial direction of the holder, and one end of the nozzle in the nozzle holder is connected to a coolant pipe.
7. An automatic adjustment method of an automatic nozzle angle adjustment device according to any one of claims 1 to 6, comprising the steps of:
acquiring cutter information, wherein the cutter information comprises cutter type, length and diameter;
according to the cutter information, calculating the injection angle of the nozzle and the angle of the driving piece to be rotated;
an instruction to open the driving member is issued so that the driving member is rotated to a specified position while the nozzle is adjusted to a desired ejection position of the cutter.
8. A machine tool provided with a spindle and a tool interchangeably mounted on the spindle, characterized in that the spindle is provided with a nozzle angle automatic adjustment device according to any one of claims 1-6, by means of which the nozzle is automatically adjusted to a desired injection position of the tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210551822.3A CN114770212B (en) | 2022-05-18 | 2022-05-18 | Automatic nozzle angle adjusting device, automatic nozzle angle adjusting method and machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210551822.3A CN114770212B (en) | 2022-05-18 | 2022-05-18 | Automatic nozzle angle adjusting device, automatic nozzle angle adjusting method and machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114770212A CN114770212A (en) | 2022-07-22 |
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| CN109479677A (en) * | 2018-11-20 | 2019-03-19 | 温州集程建设有限公司 | The energy-saving flower nursery watering device in gardens |
| CN112720051A (en) * | 2020-12-17 | 2021-04-30 | 上海大学 | Accurate jet lubrication device suitable for MQL milling |
| CN112827290A (en) * | 2021-02-23 | 2021-05-25 | 湖南九九智能环保股份有限公司 | Spray ring with adjustable nozzle angle and air-assisted sprayer |
| CN113500455A (en) * | 2021-06-24 | 2021-10-15 | 意特利（上海）科技有限公司 | Method for automatically adjusting cutting fluid in numerical control machine tool to align tool nose of tool |
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| JP7239288B2 (en) * | 2018-09-27 | 2023-03-14 | 三井精機工業株式会社 | Fluid nozzle device for machine tools |
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| JPS60134535U (en) * | 1984-02-20 | 1985-09-07 | 株式会社 牧野フライス製作所 | Cutting fluid supply device for machine tools |
| KR20070070522A (en) * | 2005-12-29 | 2007-07-04 | 두산인프라코어 주식회사 | A machining device with a coolant nozzle of an injecting angle controlling structure |
| CN201471210U (en) * | 2009-07-07 | 2010-05-19 | 林威廷 | Drilling tool cooling device of CNC lathe |
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| CN112720051A (en) * | 2020-12-17 | 2021-04-30 | 上海大学 | Accurate jet lubrication device suitable for MQL milling |
| CN112827290A (en) * | 2021-02-23 | 2021-05-25 | 湖南九九智能环保股份有限公司 | Spray ring with adjustable nozzle angle and air-assisted sprayer |
| CN113500455A (en) * | 2021-06-24 | 2021-10-15 | 意特利（上海）科技有限公司 | Method for automatically adjusting cutting fluid in numerical control machine tool to align tool nose of tool |
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| CN114770212A (en) | 2022-07-22 |
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