CN119077434A - A tool processing detection method - Google Patents
A tool processing detection method Download PDFInfo
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- CN119077434A CN119077434A CN202411258486.9A CN202411258486A CN119077434A CN 119077434 A CN119077434 A CN 119077434A CN 202411258486 A CN202411258486 A CN 202411258486A CN 119077434 A CN119077434 A CN 119077434A
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- cutter
- detection value
- detection
- dial indicator
- spindle
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- 238000001514 detection method Methods 0.000 title claims abstract description 65
- 238000012545 processing Methods 0.000 title claims abstract description 17
- 238000003754 machining Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000007689 inspection Methods 0.000 claims 3
- 230000008569 process Effects 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q2017/001—Measurement or correction of run-out or eccentricity
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
Abstract
The invention belongs to the technical field of part machining and discloses a cutter machining detection method. The method comprises the steps of processing the plug hole and the cutter handle, eliminating errors between the cutter handle and the plug hole, and finally selecting a proper cutter according to a first detection value, a second detection value, a third detection value and a fourth detection value through the dial indicator, thereby solving the problem of overlarge errors in processing the guide tube hole of the cylinder cover in the prior art.
Description
Technical Field
The invention relates to the technical field of part machining, in particular to a cutter machining detection method.
Background
When the diesel engine is processed in the guide pipe hole of the cylinder cover, the cylinder cover body is required to be fixed, then the cutter is inserted into the cutter handle, the inserting hole is formed in the main shaft of the machine tool, the cutter handle is inserted into the inserting hole, the cutter is driven to rotate through the rotation of the processing lathe, the cylinder cover body can reciprocate along the rotating axial direction of the cutter, the cutter is in contact with the cylinder cover, and the guide pipe hole is processed in the cylinder cover.
However, in the process of machining the outer diameter of the conduit hole, the problem of out-of-tolerance occurs in the form and position tolerance of the outer diameter, the technical requirement nowadays is that the runout of the outer diameter of the conduit relative to the inner diameter of the conduit is within 0.2mm, but the actual measurement is 0.25-0.31mm, the problem of poor valve sealing, difficult starting, insufficient power and increased oil consumption caused by out-of-tolerance of the runout is mainly caused by the fact that the positioning end face of the cutter handle is damaged, the linearity error of a side bus of the cutter body is too large, and the runout precision error of a main shaft of a machine tool is caused.
Disclosure of Invention
The invention aims to provide a cutter processing detection method, which solves the problem of overlarge error in processing a guide pipe hole of a cylinder cover in the prior art.
The invention provides a cutter processing detection method, which comprises the following steps:
S1, starting a lathe spindle, enabling the spindle to rotate at a low speed, fixing a dial indicator, abutting a detection end of the dial indicator on the inner wall of a spindle plug hole for detection, adjusting the inner wall of the spindle when the jitter value of the dial indicator is larger than or equal to a first detection value, and repeating the step S1;
S2, closing a lathe spindle, fixing the columnar gauge at a spindle fixing position of the lathe, abutting a detection end of the dial indicator on an arc surface of the columnar gauge, and sliding the whole dial indicator along the moving direction of the cylinder cover, entering a step S3 when the straightness of the dial indicator is lower than a second detection value, adjusting a lathe panel when the straightness of the dial indicator is higher than or equal to the second detection value, and repeating the step S2;
S3, mounting the cutter handle on the main shaft, enabling the cutter handle to be in contact with the main shaft through the abutting surface, detecting the abutting surface on the cutter handle through the three-coordinate detector, entering a step S4 when the flatness is lower than a third detection value, processing the abutting surface when the flatness is higher than or equal to the third detection value, and repeating the step S3;
S4, inserting the cutter on the cutter handle, abutting the abutting end of the dial indicator on the arc-shaped surface of the cutter, driving the cutter to rotate by the main shaft of the lathe, ending when the radial runout of the cutter is lower than a fourth detection value, adjusting the contact surface of the cutter handle and the cutter when the radial runout of the cutter is greater than or equal to the fourth detection value, and repeating the step S4.
Preferably, in the step S1, a plug hole is formed in the spindle, and when the jump value of the dial indicator is greater than or equal to the first detection value, the inner wall of the plug hole is polished.
Preferably, in the step S2, the second detection value is 0.01mm.
Preferably, in the step S3, the third detection value is 0.01mm.
Preferably, in the step S3, when the third detection value is greater than 0.005mm, the abutment surface is polished.
Preferably, the fourth detection value is 0.015mm.
Preferably, the spindle, the shank and the tool are in one-to-one correspondence.
The tool has the advantages that through machining the lathe spindle, the inner wall of the inserting hole is kept smooth and flat, when the tool is matched with the tool handle and the tool, the jump of the tool can be reduced, meanwhile, the side bus of the tool is close to be a horizontal straight line, then the straightness of the side bus of the tool is detected by using the columnar gauge, the straightness of the side bus of the tool is improved by adjusting the inlaid strip, the straightness of the final tool and the tool handle after the installation of the columnar gauge is replaced can directly meet machining standards, secondary adjustment is not needed, the plane is smoother and flatter through the contact of the machining tool handle and the inserting hole, the precision of a tool machining guide pipe hole is improved, finally, the tool is inserted on the tool handle in an inserting mode, the straightness of the side bus of the tool and the jump amplitude of the tool are lower than a critical value, the precision of the machining guide pipe hole is improved, and the probability of the guide pipe Kong Chaocha is reduced.
Drawings
FIG. 1 is a schematic flow chart of a tool processing detection method of the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
Under the prior art, the cutter is installed on the handle of a knife, later the handle of a knife is pegged graft in the spliced eye on the main shaft, and the rotation is carried out by lathe main shaft, but damage appears through the locating terminal surface of handle of a knife, the side generating line straightness accuracy error of cutter body is too big, and the precision error of beating also can appear in the lathe main shaft simultaneously, will lead to cylinder head pipe Kong Waijing form and position tolerance to beat out of tolerance.
In order to solve the above problems, as shown in fig. 1, the present invention provides a tool processing detection method, comprising the steps of:
S1, starting a lathe spindle, enabling the spindle to rotate at a low speed, fixing a dial indicator, abutting a detection end of the dial indicator on the inner wall of a spindle plug hole for detection, adjusting the inner wall of the spindle when the jitter value of the dial indicator is larger than or equal to a first detection value, and repeating the step S1;
S2, closing a lathe spindle, fixing the columnar gauge at a spindle fixing position of the lathe, abutting a detection end of the dial indicator on an arc surface of the columnar gauge, and sliding the dial indicator along the moving direction of the cylinder cover, entering a step S3 when the straightness of the dial indicator is lower than a second detection value, adjusting a lathe panel when the straightness of the dial indicator is higher than or equal to the second detection value, and repeating the step S2;
S3, mounting the cutter handle on the main shaft, enabling the cutter handle to be in contact with the main shaft through the abutting surface, detecting the abutting surface on the cutter handle through the three-coordinate detector, entering a step S4 when the flatness is lower than a third detection value, processing the abutting surface when the flatness is higher than or equal to the third detection value, and repeating the step S3;
S4, inserting the cutter on the cutter handle, abutting the abutting end of the dial indicator on the arc-shaped surface of the cutter, driving the cutter to rotate by the main shaft of the lathe, ending when the radial runout of the cutter is lower than a fourth detection value, adjusting the contact surface of the cutter handle and the cutter when the radial runout of the cutter is greater than or equal to the fourth detection value, and repeating the step S4.
The dial indicator used in the invention can detect the fine vibration on the detected surface through the detection end at the front end, and prompts the detector of the flatness change of the detected surface through the pointer in the dial indicator, and the technical principle is the prior art and is not repeated here.
In step S1, a plug hole is formed in the spindle, and when the jump value of the dial indicator is greater than or equal to the first detection value, the inner wall of the plug hole is ground.
In general, abnormal structures such as scratches and bulges can appear in the inner wall of the spindle plug hole, so that the inner wall of the plug hole is smoother and smoother in a grinding mode, the machining precision of a cutter is convenient to follow-up, errors are eliminated from the contact surface of the cutter handle and the plug hole, and the machining precision of the final cutter to the guide pipe hole is improved.
In step S2, if the final tool needs to process the conduit hole, the required second detection value is 0.01mm, and in the process of processing other holes, the value of the second detection value can be flexibly adjusted, so as to avoid the problem of out of tolerance in the processed hole.
Through installing the columnar gauge on the lathe spindle, make the amesdial move along the direction of movement of cylinder head, draw the straight line on the side of columnar gauge's detection end, detect the straightness that the columnar gauge side busbar presented, make the side busbar of columnar gauge parallel with the direction of movement of cylinder head, the side busbar of columnar gauge is less than the second detected value, if appear being higher than the problem of second detected value, then adjust the lathe panel, make final columnar gauge side busbar straightness be less than the second detected value, and make the position of spliced eye and lathe panel on the lathe fixed, the control variable, in order to adjust subsequent flatness and jitter value.
In the step S3 of the invention, the third detection value is 0.005mm, wherein the abutting surface on the cutter handle abuts against the main shaft of the lathe, the abutting surface is flattened by grinding or polishing, the flatness of the abutting surface is detected by three-coordinate detection, the flatness of the abutting surface is lower than 0.005mm, the axis of the cutter handle can coincide with the axis of the main shaft after the cutter handle is inserted into the inserting hole of the main shaft, the error of the cutter in the processing process is reduced, the end face of the main shaft, which is contacted with the abutting surface, is ground, or the X axis and the Y axis are adjusted, the Z axis is the moving direction of the cylinder cover, the X axis, the Y axis and the Z axis form a plane rectangular coordinate system, and the arc surface, which is contacted with the inserting hole, is required to be ground.
Finally, the final detection of the straightness and runout of the tool is performed on the side surface of the tool by abutting the micrometer, wherein the runout value, namely the fourth detection value, is 0.015mm, the straightness of the side generatrix of the tool is required to be lower than 0.01mm, if the runout value of the tool is greater than 0.015mm, or the straightness of the side generatrix is greater than 0.01mm, or both, the position of the tool is required to be adjusted or different tools are required to be replaced, until the requirements are met, the next step can be performed because the errors possibly occurring in the steps S1-S3 are eliminated, and the errors occurring in the step S4 are required to be directly adjusted or the tools are not required to be replaced. It should be noted that, the jitter value of the invention is based on the column gauge, and the standard bar of 0-300mm detects the spindle jitter with the detection data of 0.005-0.0015 mm.
In the actual machining process, five groups of lathes are needed, the main shaft, the tool handle and the tools are in one-to-one correspondence, each lathe is provided with two groups of tools, after the main tools are in a problem, the standby tools are needed to be replaced, the main tools and the standby tools of each group of lathes are all needed to be inspected through the steps S1-S4, the matching error between the main shaft and the tool handle is gradually eliminated through the steps S1-S4, the error probability is left on the tools through a four-step elimination method, an operator can conveniently select a target tool from the candidate tools, and the main tools and the standby tools of each group of lathes are needed to be confirmed in advance before machining, so that the main tools and the standby tools can be replaced in time, and the production efficiency is improved.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (7)
1. The cutter processing detection method is characterized by comprising the following steps of:
S1, starting a lathe spindle, enabling the spindle to rotate at a low speed, fixing a dial indicator, abutting a detection end of the dial indicator on the inner wall of a spindle plug hole for detection, adjusting the inner wall of the spindle when the jitter value of the dial indicator is larger than or equal to a first detection value, and repeating the step S1;
S2, closing a lathe spindle, fixing the columnar gauge at a spindle fixing position of the lathe, abutting a detection end of the dial indicator on an arc surface of the columnar gauge, and sliding the whole dial indicator along the moving direction of the cylinder cover, entering a step S3 when the straightness of the dial indicator is lower than a second detection value, adjusting a lathe panel when the straightness of the dial indicator is higher than or equal to the second detection value, and repeating the step S2;
S3, mounting the cutter handle on the main shaft, enabling the cutter handle to be in contact with the main shaft through the abutting surface, detecting the abutting surface on the cutter handle through the three-coordinate detector, entering a step S4 when the flatness is lower than a third detection value, processing the abutting surface when the flatness is higher than or equal to the third detection value, and repeating the step S3;
S4, inserting the cutter on the cutter handle, abutting the abutting end of the dial indicator on the arc-shaped surface of the cutter, driving the cutter to rotate by the main shaft of the lathe, ending when the radial runout of the cutter is lower than a fourth detection value, adjusting the contact surface of the cutter handle and the cutter when the radial runout of the cutter is greater than or equal to the fourth detection value, and repeating the step S4.
2. The method according to claim 1, wherein in the step S1, a socket hole is formed in the spindle, and when the runout value of the dial indicator is equal to or greater than the first detection value, the inner wall of the socket hole is polished.
3. The tool machining detection method according to claim 1, wherein in the step S2, the second detection value is 0.01mm.
4. The tool machining detection method according to claim 1, wherein in the step S3, the third detection value is 0.01mm.
5. The tool machining inspection method according to claim 4, wherein in the step S3, when the third inspection value is greater than 0.005mm, the abutment surface is polished.
6. The tool processing detection method according to claim 1, wherein the fourth detection value is 0.015mm.
7. The tool processing inspection method according to claim 1, wherein the spindle, the shank, and the tool are in one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411258486.9A CN119077434A (en) | 2024-09-09 | 2024-09-09 | A tool processing detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411258486.9A CN119077434A (en) | 2024-09-09 | 2024-09-09 | A tool processing detection method |
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| Publication Number | Publication Date |
|---|---|
| CN119077434A true CN119077434A (en) | 2024-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411258486.9A Pending CN119077434A (en) | 2024-09-09 | 2024-09-09 | A tool processing detection method |
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| Country | Link |
|---|---|
| CN (1) | CN119077434A (en) |
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- 2024-09-09 CN CN202411258486.9A patent/CN119077434A/en active Pending
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