CN113695604A - Process for machining oil groove part by using macro program - Google Patents
Process for machining oil groove part by using macro program Download PDFInfo
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- CN113695604A CN113695604A CN202110922826.3A CN202110922826A CN113695604A CN 113695604 A CN113695604 A CN 113695604A CN 202110922826 A CN202110922826 A CN 202110922826A CN 113695604 A CN113695604 A CN 113695604A
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- oil groove
- machining
- macro
- programming
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B1/00—Methods for turning or working essentially requiring the use of turning-machines; Use of auxiliary equipment in connection with such methods
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- Mechanical Engineering (AREA)
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Abstract
The invention belongs to the technical field of machining, and discloses a process for machining oil groove parts by using a macro program, which comprises the following steps: s1: fixing a shaft sleeve part to be processed; s2: confirming the structural parameters of the oil groove to be processed; s3: selecting the type of a turning tool and the shape of a tool bit; s4: programming by using a macro program; s5: starting the machine tool to finish machining; the invention solves the problem that the economical numerical control lathe in the prior art is not suitable for processing 8-shaped or double 8-shaped closed oil tanks, and is suitable for processing oil tank parts.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a process for machining oil groove parts by utilizing a macro program.
Background
With the increasing requirements on the functions of mechanical structures, high requirements are also put on the structures and relative movement relationships of some parts, so that relative movement of a plurality of shaft or shaft sleeve parts is required, and oil grooves for storing and distributing lubricating oil are required on the relative movement surfaces of the relative movement parts, so that a uniform oil film is formed on the movement surfaces to reduce friction. The distribution and shape of the oil grooves directly affect the formation of an oil film and finally affect the running quality of parts. Currently, common oil grooves include an open oil groove having annular grooves (undercut grooves) at both ends or one end; a closed oil groove, which has no oil groove with annular grooves (clearance grooves) at both ends; closing an oil groove through the hole, wherein one of two cross points of the oil groove is provided with an oil inlet hole to be sleeved; the oil grooves are additionally arranged in inner holes of a plurality of shaft sleeve parts on engineering machinery and are often 8-shaped or double 8-shaped closed oil grooves, the existing machining single oil groove can be removed by an oil groove chisel after being scribed by a bench worker, but the machining mode has the disadvantages of high labor intensity, low efficiency and low precision; the batch processing needs to use a special machine tool for turning, the processing mode has high efficiency, but needs special manual machine turning operation, and has high processing cost; when the commonly used economic numerically controlled lathe is used for processing the parts, the spiral groove part of the shaft sleeve is easy to be turned on, the parts are easy to deform, the use performance of the parts is affected, and particularly, the parts are easy to leak oil or have point friction with the shaft, so that the product percent of pass is low, and the conventional economic numerically controlled lathe is not suitable for processing 8-shaped or double 8-shaped closed oil grooves.
Disclosure of Invention
The invention aims to provide a process for machining oil groove parts by utilizing a macro program, and the process is used for solving the problem that an economical numerical control lathe in the prior art is not suitable for machining 8-shaped or double 8-shaped closed oil grooves.
In order to achieve the above purpose, the invention provides the following technical scheme:
a process for machining oil sump components using a macro program, comprising the steps of:
s1: fixing a shaft sleeve part to be processed on an economical numerical control lathe;
s2: confirming structural parameters of an oil groove to be processed, wherein the structural parameters comprise a section shape, a processing diameter of the oil groove, a processing depth of the oil groove and a processing length of the oil groove;
s3: selecting the type of the turning tool and the shape of the tool bit according to the section shape of the oil groove in the S2;
s4: programming with macro variables according to the machining diameter of the oil groove, the machining depth of the oil groove and the machining length of the oil groove in S2;
s5: and starting the economical numerical control lathe until the turning tool finishes the cutting according to the program obtained by the macro variable programming in the S4, namely finishing the machining of the oil groove of the shaft sleeve part.
Further, in S4, the feeding mode obtained by the macro variable programming is a ramping feeding mode, and the retracting mode obtained by the macro variable programming is a ramping retracting mode.
Further, in S4, the macro variable programming is performed in a feeding manner by using a spiral cutting, and the macro variable programming is performed in a retracting manner by using a spiral cutting.
The technical scheme provided by the invention has the following beneficial effects:
1. the machining of the 8-shaped or double 8-shaped closed oil groove is completed by using the economic numerical control lathe, and the machining of all the procedures of parts can be completed on one numerical control lathe in sequence, so that the times of clamping and positioning are reduced, the machining precision is ensured, and the machining efficiency is improved; meanwhile, the machining flexibility of the parts is high, the adaptability is strong, and the economic cost for machining the oil groove parts is reduced;
2. the machining program adopts macro-variable programming, the program structure is simple, the program feed route is reasonable, the mode of cutting in and cutting out the spiral line is adopted, the phenomenon of knife binding is prevented, the damage to the cutter is small, the service life of the cutter is prolonged, and the machining effect is better; meanwhile, reasonable layered cutting is realized, and the processing concept of small cutting depth and fast feeding is met.
Drawings
FIG. 1 is a flow chart of a process for machining oil sump components using a macro program in accordance with the present invention;
FIG. 2 is a structural parameter diagram of the oil groove to be processed of S2 according to the embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating the S3 lathe tool bit shape according to an embodiment of the present invention;
FIG. 4 is a diagram of a path of a turning tool programmed at S4 according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of the oil groove component obtained by completing the process of S5 in the embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and embodiments:
as shown in fig. 1, a process for machining oil groove parts by using a macro program comprises the following steps:
s1: fixing a shaft sleeve part to be processed on an economical numerical control lathe;
s2: as shown in fig. 2, confirming structural parameters of the oil groove to be processed, wherein the structural parameters comprise a section shape, a processing diameter of the oil groove, a processing depth of the oil groove and a processing length of the oil groove;
s3: as shown in fig. 3, selecting a turning tool type and a tool bit shape according to the sectional shape of the oil groove in S2;
s4: as shown in fig. 4, machining is performed in a slant-feed manner by using macro variable programming according to the machining diameter of the oil groove, the machining depth of the oil groove and the machining length of the oil groove in S2, and the procedure is as follows;
O0001；
N01 G54 S60 M03；
N02 T0202；
N03 G00 X100 Z10；
N04X 29.2; (arrival at Point A)
N05Z-5.5; (arrival at Point B)
N06G 32X 30.8Z-34.5F 58; (oblique entry to point C)
N07Z-5.5; (Pingfida D point)
N08Z-34.5; (Flat back to point C)
N9 X29.2Z-5.5; (oblique exit back to point B)
N10 G00 X29.2；
N11G 32X 30.8Z-34.5F 58Q 180000; (tilting the other ring to point C)
N12Z-5.5; (Another circle is flat back to D point)
N13Z-34.5; (Another round of flattening back to point C)
N14 X29.2Z-5.5; (the other circle goes back to point B)
N15 G00 Z10；
N16 X150 Z200 M05；
N17 M30；
S5: as shown in fig. 5, the economic numerically controlled lathe is started until the turning tool finishes the cutting according to the program obtained by programming according to the macro variable in S4, that is, the oil groove machining of the shaft sleeve part is finished.
The above description is only an example of the present invention, and the common general knowledge of the technical solutions or characteristics known in the solutions is not described herein too much. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (3)
1. A process for machining oil groove parts by utilizing a macro program is characterized by comprising the following steps:
s1: fixing a shaft sleeve part to be processed on an economical numerical control lathe;
s2: confirming structural parameters of an oil groove to be processed, wherein the structural parameters comprise a section shape, a processing diameter of the oil groove, a processing depth of the oil groove and a processing length of the oil groove;
s3: selecting the type of the turning tool and the shape of the tool bit according to the section shape of the oil groove in the S2;
s4: programming with macro variables according to the machining diameter of the oil groove, the machining depth of the oil groove and the machining length of the oil groove in S2;
s5: and starting the economical numerical control lathe until the turning tool finishes the cutting according to the program obtained by the macro variable programming in the S4, namely finishing the machining of the oil groove of the shaft sleeve part.
2. A process for machining a sump component using a macro procedure in accordance with claim 1, wherein: in S4, the feeding mode obtained by the macro variable programming is a ramping feeding mode, and the retracting mode obtained by the macro variable programming is a ramping retracting mode.
3. A process for machining a sump component using a macro procedure in accordance with claim 1, wherein: in S4, the feeding mode obtained by the macro variable programming is spiral cutting, and the retracting mode obtained by the macro variable programming is spiral cutting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110922826.3A CN113695604A (en) | 2021-08-12 | 2021-08-12 | Process for machining oil groove part by using macro program |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110922826.3A CN113695604A (en) | 2021-08-12 | 2021-08-12 | Process for machining oil groove part by using macro program |
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| Publication Number | Publication Date |
|---|---|
| CN113695604A true CN113695604A (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110922826.3A Pending CN113695604A (en) | 2021-08-12 | 2021-08-12 | Process for machining oil groove part by using macro program |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107102622A (en) * | 2016-06-30 | 2017-08-29 | 安雨青 | A kind of parametric programming method combined based on macroprogram and processing main routine program method |
| CN112620757A (en) * | 2020-12-28 | 2021-04-09 | 常德中联重科液压有限公司 | Arc groove machining method |
-
2021
- 2021-08-12 CN CN202110922826.3A patent/CN113695604A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107102622A (en) * | 2016-06-30 | 2017-08-29 | 安雨青 | A kind of parametric programming method combined based on macroprogram and processing main routine program method |
| CN112620757A (en) * | 2020-12-28 | 2021-04-09 | 常德中联重科液压有限公司 | Arc groove machining method |
Non-Patent Citations (2)
| Title |
|---|
| 沈上历等: "在经济型数控车床上进行双‘∞’字油槽的加工", 《装备制造技术》 * |
| 邹军: "8字油槽的编程方法", 《HTTPS://MP.WEIXIN.QQ.COM/S/H0EZOPLOTWY2VAPFCTG_6G》 * |
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Application publication date: 20211126 |
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