CN113500455A - Method for automatically adjusting cutting fluid in numerical control machine tool to align tool nose of tool - Google Patents
Method for automatically adjusting cutting fluid in numerical control machine tool to align tool nose of tool Download PDFInfo
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- CN113500455A CN113500455A CN202110704055.0A CN202110704055A CN113500455A CN 113500455 A CN113500455 A CN 113500455A CN 202110704055 A CN202110704055 A CN 202110704055A CN 113500455 A CN113500455 A CN 113500455A
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- 239000002173 cutting fluid Substances 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 34
- 239000007921 spray Substances 0.000 claims abstract description 29
- 230000009347 mechanical transmission Effects 0.000 claims abstract description 22
- 238000003754 machining Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 15
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 230000002265 prevention Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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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
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/007—Automatic control or regulation of feed movement, cutting velocity or position of tool or work while the tool acts upon the workpiece
- B23Q15/14—Control or regulation of the orientation of the tool with respect to the work
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a method for automatically adjusting cutting fluid in a numerical control machine tool to align a tool nose of a tool, which comprises the following steps: the method comprises the steps of obtaining the diameter and the length of a current machining tool on a numerical control machine tool, and obtaining the distance from a turning point of a universal spray head to a main shaft end face and the distance from the turning point of the universal spray head to the center of the current machining tool; calling a preset trigonometric function and calculating according to the diameter of the cutter, the length of the cutter, the distance of the main shaft and the distance of the cutter to obtain a rotation angle value of the universal nozzle; and automatically adjusting the angle of the universal nozzle based on the rotation angle value of the universal nozzle, the auxiliary shaft servo motor and the mechanical transmission device so as to spray the cutting fluid on the tool nose of the current machining tool. According to the invention, the manual adjustment of the cutting fluid spray head is replaced by the arrangement of the cutting fluid auxiliary device and the like, so that the machining efficiency is greatly improved, the cutter is accurately cooled to a certain extent, and the cutter abrasion is reduced.
Description
Technical Field
The invention relates to the field of numerical control machines, in particular to a method for automatically adjusting cutting fluid in a numerical control machine tool to align a tool nose of a tool.
Background
The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, and is also a typical mechanical and electrical integration product.
In the process of processing a workpiece by using a numerical control machine tool, a numerical control cutter with different diameters and lengths is generally used, and meanwhile, cutting fluid is not used in the operation process of the numerical control cutter, wherein the cutting fluid is industrial fluid used for cooling and lubricating the cutter and the workpiece in the metal cutting and grinding process, and is formed by scientifically compounding and matching various super-strong functional auxiliaries, and the cutting fluid has the characteristics of good cooling performance, lubricating performance, antirust performance, oil removal and cleaning functions, anticorrosion function and easiness in dilution. The cooling agent has the characteristics of good cooling, cleaning, rust prevention and the like, and has the characteristics of no toxicity, no odor, no corrosion to human bodies, no corrosion to equipment, no pollution to the environment and the like.
The cutting fluid adjusting device of the existing numerical control machine tool usually adopts a bamboo joint pipe spray head or a universal spray head. When the spray heads are used for switching the numerical control cutter, the spraying direction of the cutting fluid is required to be adjusted manually, so that the production efficiency is reduced, and the numerical control cutter can be seriously abraded due to inaccurate position adjustment.
Disclosure of Invention
In order to find a more effective implementation scheme for adjusting the cutting fluid to align with the tool nose of the tool, the invention provides a method for automatically adjusting the cutting fluid to align with the tool nose of the tool in a numerical control machine, and the method for automatically adjusting the cutting fluid to align with the tool nose of the tool in the numerical control machine comprises the following steps:
the method comprises the steps of obtaining the diameter and the length of a cutter of a current processing cutter on a numerical control machine tool, and obtaining the distance from a turning point of a universal spray head to a main shaft end face and the distance from the turning point of the universal spray head to the center of the current processing cutter, wherein the numerical control machine tool comprises a cutting fluid auxiliary device for automatically adjusting cutting fluid to be aligned with the cutter point of the current processing cutter, the cutting fluid auxiliary device comprises a cutting fluid auxiliary shaft and a cutting fluid accessory which are used for displaying on the numerical control system, and the cutting fluid accessory comprises at least one universal spray head, an auxiliary shaft servo motor and a mechanical transmission device which is arranged on the numerical control machine tool and is used for linking the auxiliary shaft servo motor and the universal spray head;
calling a preset trigonometric function and calculating according to the diameter of the cutter, the length of the cutter, the distance of the main shaft and the distance of the cutter to obtain a rotation angle value of the universal nozzle;
and automatically adjusting the angle of the universal nozzle based on the rotation angle value of the universal nozzle, the auxiliary shaft servo motor and the mechanical transmission device so as to spray the cutting fluid on the tool nose of the current machining tool.
Preferably, the preset trigonometric function is ATAN2, and the step of calling the preset trigonometric function and calculating the rotation angle value of the universal nozzle according to the diameter of the tool, the length of the tool, the distance of the spindle, and the distance of the tool includes the following steps:
obtaining first parameter information based on the tool distance and the tool diameter;
obtaining second parameter information based on the main shaft distance and the cutter length;
and inputting the first parameter information and the second parameter information into an ATAN2 function and returning to obtain a rotation angle value of the universal nozzle.
Preferably, the obtaining of the first parameter information based on the tool distance and the tool diameter includes the steps of:
calculating to obtain the first parameter information based on a first preset formula, the cutter distance and the cutter diameter, wherein the first preset formula is as follows:
J1＝K2-(D/2)
wherein J1 is first parameter information;
k2 is the cutter distance;
d is the diameter of the cutter.
Preferably, the obtaining of the second parameter information based on the spindle distance and the tool length includes the steps of:
calculating to obtain the second parameter information based on a second preset formula, the spindle distance and the cutter length, wherein the second preset formula is as follows:
J2＝K1+H
wherein J2 is second parameter information;
k1 is the spindle distance;
h is the length of the cutter.
Preferably, the mechanical transmission device comprises a transmission gear, and the transmission gear is arranged on an output shaft of the auxiliary shaft servo motor.
Preferably, the mechanical transmission device comprises a gear transmission bearing, and the gear transmission bearing is in linkage connection with the transmission gear.
Preferably, the mechanical transmission device further comprises a universal nozzle gear transmission point, and the gear transmission bearing is in linkage connection with the universal nozzle through the universal nozzle gear transmission point.
Preferably, the mechanical transmission device is installed between the auxiliary shaft servo motor and the universal nozzle.
Compared with the prior art, the method for automatically adjusting and aligning the cutting fluid to the tool nose of the tool in the numerical control machine tool has the following beneficial effects:
according to the method for automatically adjusting the cutting fluid to align the tool nose of the tool in the numerical control machine tool, the manual adjustment of the cutting fluid spray head is replaced by the arrangement of the cutting fluid auxiliary device and the like, so that the automatic adjustment is realized, the machining efficiency is greatly improved, the tool is accurately cooled to a certain extent, the tool abrasion is reduced, and the service life of the tool is prolonged.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic cross-sectional view of an application scenario of a method for automatically adjusting and aligning a cutting fluid to a tool nose of a tool in a numerically-controlled machine tool according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart illustrating a method for automatically adjusting and aligning a cutting fluid to a tool nose of a cutting tool in a CNC machine tool according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a diameter D of a tool, a length H of the tool, a spindle distance K1, a tool distance K2, a first parameter J1, and a second parameter J2 in a method for automatically adjusting and aligning a cutting fluid to a tip of the tool in a numerically-controlled machine tool according to an embodiment of the present invention.
The labels in the figures illustrate:
100. an auxiliary shaft servo motor;
201. a transmission gear; 203. a gear drive bearing; 205. a universal nozzle gear transmission point;
300. a main shaft;
800. a universal nozzle.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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.
In some of the flows described in the present specification and claims and in the above figures, a number of operations are included that occur in a particular order, but it should be clearly understood that these operations may be performed out of order or in parallel as they occur herein, with the order of the operations being indicated as 101, 103, etc. merely to distinguish between the various operations, and the order of the operations by themselves does not represent any order of performance. Additionally, the flows may include more or fewer operations, and the operations may be performed sequentially or in parallel. It should be noted that, the descriptions of "first", "second", etc. in this document are used for distinguishing different messages, devices, modules, etc., and do not represent a sequential order, nor limit the types of "first" and "second" to be different.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic cross-sectional view illustrating an application scenario of a method for automatically adjusting a cutting fluid to align with a tool tip of a tool in a numerically-controlled machine tool according to an embodiment of the present invention. The common numerical control machine tool comprises an X axis, a Y axis, a Z axis, an A axis and a C axis, a novel cutting fluid auxiliary device is introduced on the basis of the embodiment of the invention, the cutting fluid auxiliary device comprises a cutting fluid auxiliary shaft and a cutting fluid accessory which are displayed on the numerical control machine tool, as shown in figure 1, the cutting fluid accessory comprises at least one universal spray head 800, an auxiliary shaft servo motor 100, a mechanical transmission device which is linked with the auxiliary shaft servo motor 100 and the universal spray head 800 and is arranged above the universal spray head 800, wherein the mechanical transmission device comprises: a transmission gear 201, the transmission gear 201 being mounted on the output shaft of the auxiliary shaft servo motor 100; the gear transmission bearing 203, the gear transmission bearing 203 is linked with the transmission gear 201; the universal nozzle gear transmission point 205 and the gear transmission bearing 203 are in linkage connection with the universal nozzle 800 through the universal nozzle gear transmission point 205.
It should be noted that the mechanical transmission device in the cutting fluid accessory in the embodiment of the present invention is only an example, and other mechanical transmission devices that can realize the linkage connection between the auxiliary shaft servo motor 100 and the universal nozzle 800 may also be used as preferred embodiments in the embodiment of the present invention, and the present invention is not limited thereto.
In some embodiments, a mechanical transmission is installed between the auxiliary shaft servo motor 100 and the universal spray head 800.
Referring to fig. 2, fig. 2 is a schematic flow chart illustrating a method for automatically adjusting and aligning a cutting fluid to a tip of a tool in a numerically controlled machine tool according to an embodiment of the present invention, and for convenience of explaining the embodiment of the present invention, the following description is given by way of example when the embodiment of the present invention is applied to the scenario shown in fig. 1, and it should be understood that the description should not be construed as limiting the present invention.
Specifically, the method for automatically adjusting and aligning the cutting fluid to the tool nose of the tool in the numerical control machine tool in the embodiment of the invention comprises the following steps:
step S101: the method comprises the steps of obtaining the diameter and the length of a current machining tool on a numerical control machine tool, obtaining the distance from a turning point of a universal spray head to a main shaft end face and the distance from the turning point of the universal spray head to the center of the current machining tool, wherein the numerical control machine tool comprises a cutting fluid auxiliary device used for automatically adjusting cutting fluid to be aligned with the cutter point of the current machining tool, the cutting fluid auxiliary device comprises a cutting fluid auxiliary shaft and a cutting fluid accessory used for displaying on the numerical control machine tool, and the cutting fluid accessory comprises at least one universal spray head, an auxiliary shaft servo motor and a mechanical transmission device which is installed on the numerical control machine tool and is used for linking the auxiliary shaft servo motor and the universal spray head.
In some embodiments, a mechanical transmission is installed between the auxiliary shaft servo motor 100 and the universal spray head 800. As described above, the mechanical transmission means includes the transmission gear 201 installed on the output shaft of the auxiliary shaft servo motor 100, the geared bearing 203 coupled to the transmission gear 201 in a linked manner, and the universal head geared point 205 for coupling the geared bearing 203 and the universal head 800 in a linked manner.
Step S103: and calling a preset trigonometric function, and calculating according to the diameter of the cutter, the length of the cutter, the distance of the main shaft and the distance of the cutter to obtain a rotation angle value of the universal nozzle.
Referring to fig. 3, in some embodiments, the preset trigonometric function is ATAN2, and the step of calling the preset trigonometric function and calculating the rotation angle of the universal nozzle according to the diameter of the tool, the length of the tool, the distance between the spindle and the distance between the tool and the universal nozzle includes the following steps
Obtaining first parameter information based on the tool distance and the tool diameter;
obtaining second parameter information based on the main shaft distance and the cutter length;
and inputting the first parameter information and the second parameter information into an ATAN2 function and returning to obtain the value of the rotation angle of the universal nozzle.
In some embodiments, obtaining the first parameter information based on the tool distance and the tool diameter comprises the steps of:
calculating to obtain first parameter information based on a first preset formula, the cutter distance and the cutter diameter, wherein the first preset formula is as follows:
J1＝K2-(D/2)
wherein J1 is first parameter information; k2 is the cutter distance; d is the diameter of the cutter.
In some embodiments, obtaining the second parameter information based on the spindle distance and the tool length comprises:
and calculating to obtain second parameter information based on a second preset formula, the main shaft distance and the cutter length, wherein the second preset formula is as follows:
J2＝K1+H
wherein J2 is second parameter information; k1 is the spindle distance; h is the length of the cutter.
For example, as shown in fig. 3, a tool diameter D, a tool length H, a spindle distance K1, a tool distance K2, a first parameter J1, a second parameter J2, and a spindle 300 are illustrated in the figure in a method for automatically adjusting and aligning a cutting fluid to a tool nose of a cutting tool in a numerical control machine according to an embodiment of the present invention, and therefore, the description is omitted here.
The return of ATAN2 in C language is azimuth, the prototype of the function in C language is double ATAN2(double y, double x), and the return of the arctangent of y/x in radians. Specifically, in the embodiment of the present invention, assuming that the value of the rotation angle of the universal nozzle is a, a is ATAN2(J1, J2). It is noted that the code directly calling the ATAN2 function in the C language is exemplified here, and the specific calling method is common technical knowledge in the art, and therefore, will not be described in detail.
It should be noted that a function having a similar function as ATAN2, such as an ATAN function, may also be called, which is not limited by the embodiment of the present invention.
Step S105: and automatically adjusting the angle of the universal nozzle based on the rotation angle value of the universal nozzle, the auxiliary shaft servo motor and the mechanical transmission device so as to spray the cutting fluid on the tool nose of the current machining tool.
In some embodiments, the step S105 is performed by issuing a relevant instruction by the numerical control system, which is not limited in this embodiment of the present invention.
Compared with the prior art, the method for automatically adjusting and aligning the cutting fluid to the tool nose of the tool in the numerical control machine tool has the following beneficial effects:
according to the method for automatically adjusting the cutting fluid to align with the tool nose of the tool in the numerical control machine tool, the manual adjustment of the cutting fluid spray head is replaced by the arrangement of the cutting fluid auxiliary device and the like, so that the automatic adjustment is realized, the machining efficiency is greatly improved, the tool is accurately cooled to a certain extent, the tool abrasion is reduced, and the service life of the tool is prolonged.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the steps is only one logical functional division, and other divisions may be realized in practice. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A method for automatically adjusting and aligning cutting fluid to a tool nose of a tool in a numerical control machine is characterized by comprising the following steps of:
the method comprises the steps of obtaining the diameter and the length of a cutter of a current processing cutter on a numerical control machine tool, and obtaining the distance from a turning point of a universal spray head to a main shaft end face and the distance from the turning point of the universal spray head to the center of the current processing cutter, wherein the numerical control machine tool comprises a cutting fluid auxiliary device for automatically adjusting cutting fluid to be aligned with the cutter point of the current processing cutter, the cutting fluid auxiliary device comprises a cutting fluid auxiliary shaft and a cutting fluid accessory which are used for displaying on the numerical control system, and the cutting fluid accessory comprises at least one universal spray head, an auxiliary shaft servo motor and a mechanical transmission device which is arranged on the numerical control machine tool and is used for linking the auxiliary shaft servo motor and the universal spray head;
calling a preset trigonometric function and calculating according to the diameter of the cutter, the length of the cutter, the distance of the main shaft and the distance of the cutter to obtain a rotation angle value of the universal nozzle;
and automatically adjusting the angle of the universal nozzle based on the rotation angle value of the universal nozzle, the auxiliary shaft servo motor and the mechanical transmission device so as to spray the cutting fluid on the tool nose of the current machining tool.
2. The method for automatically adjusting and aligning the cutting tip of a tool by cutting fluid in a numerical control machine according to claim 1, wherein the preset trigonometric function is ATAN2, and the step of calling the preset trigonometric function and calculating the rotation angle value of the universal nozzle according to the diameter of the tool, the length of the tool, the distance of the spindle and the distance of the tool comprises the following steps:
obtaining first parameter information based on the tool distance and the tool diameter;
obtaining second parameter information based on the main shaft distance and the cutter length;
and inputting the first parameter information and the second parameter information into an ATAN2 function and returning to obtain a rotation angle value of the universal nozzle.
3. The method for automatically adjusting and aligning the tip of a tool by cutting fluid in a numerical control machine according to claim 2, wherein the obtaining of the first parameter information based on the tool distance and the tool diameter comprises the steps of:
calculating to obtain the first parameter information based on a first preset formula, the cutter distance and the cutter diameter, wherein the first preset formula is as follows:
J1＝K2-(D/2)
wherein J1 is first parameter information;
k2 is the cutter distance;
d is the diameter of the cutter.
4. The method for automatically adjusting the cutting fluid to align with the tool nose of the tool in the numerical control machine according to claim 2, wherein the obtaining of the second parameter information based on the spindle distance and the tool length comprises the steps of:
calculating to obtain the second parameter information based on a second preset formula, the spindle distance and the cutter length, wherein the second preset formula is as follows:
J2＝K1+H
wherein J2 is second parameter information;
k1 is the spindle distance;
h is the length of the cutter.
5. The method for automatically adjusting the cutting fluid to be aligned with the tool nose of the tool in the numerical control machine tool according to claim 1, wherein the mechanical transmission means comprises a transmission gear installed on an output shaft of the servo motor of the auxiliary shaft.
6. The method for automatically adjusting and aligning the tip of a tool by cutting fluid in a numerical control machine according to claim 5, wherein the mechanical transmission device comprises a gear transmission bearing, and the gear transmission bearing is in linkage connection with the transmission gear.
7. The method for automatically adjusting and aligning the cutting fluid to the tool nose of a numerical control machine according to claim 6, wherein the mechanical transmission device further comprises a universal nozzle gear transmission point, and the gear transmission bearing is in linkage connection with the universal nozzle through the universal nozzle gear transmission point.
8. The method for automatically adjusting the cutting fluid to be aligned with the tool nose of a numerical control machine according to claim 1, wherein the mechanical transmission means is installed between the auxiliary shaft servo motor and the universal nozzle.
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Application publication date: 20211015 |