CN113532246A - Positioning and measuring tool for machining conical surfaces of conical shaft workpieces - Google Patents
Positioning and measuring tool for machining conical surfaces of conical shaft workpieces Download PDFInfo
- Publication number
- CN113532246A CN113532246A CN202110765573.3A CN202110765573A CN113532246A CN 113532246 A CN113532246 A CN 113532246A CN 202110765573 A CN202110765573 A CN 202110765573A CN 113532246 A CN113532246 A CN 113532246A
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- mandrel
- workpiece
- positioning
- gauge
- conical
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- 238000003754 machining Methods 0.000 title claims abstract description 12
- 238000012545 processing Methods 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 230000004323 axial length Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 239000011324 bead Substances 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The positioning and measuring tool for machining the conical surface of the conical shaft workpiece comprises a mandrel, wherein the mandrel comprises a limiting shoulder, a screw section is arranged on one side of the limiting shoulder, and an instrument positioning end is arranged on the other side of the limiting shoulder; the screw section of the mandrel is fixedly sleeved with a gauge, penetrates through the inner taper hole of the workpiece to enable the gauge to be matched with the inner taper hole, and is screwed with the right end of the screw section through a nut to realize coaxial positioning of the workpiece on the mandrel; the measuring instrument is connected to the instrument positioning end of the mandrel and perpendicular to the axis of the mandrel, and is used for measuring the outer surface of the workpiece. The invention solves the problems of workpiece clamping and measurement alignment in processing, and has the advantages of simple structure, novel design, low production cost, convenient use and operation, high detection precision and efficiency and convenient popularization and use.
Description
Technical Field
The invention belongs to the technical field of tools, and particularly relates to a positioning and measuring tool for machining conical surfaces of conical shaft workpieces.
Background
For a long time, in the production and manufacturing process of diesel engines, form and position tolerance accuracy of some processing elements of workpieces such as conicity, runout, coaxiality and the like needs to meet certain requirements, but the form and position tolerance accuracy is guaranteed by adjusting the workpieces back and forth by measuring personnel in the production and processing process, a tool for accurate positioning and alignment is not used, accurate positioning and alignment cannot be obtained, the workpieces which are put into installation and use have potential quality hazards, the later-stage maintenance cost is increased, and a lot of unnecessary troubles and losses are brought. The form and position tolerance of various conical shaft workpieces is an important factor for realizing the stable operation of a diesel engine, and the design and development of the conical workpieces require precise and advanced processing and measuring means to provide precise data of the form and position tolerance of the conical workpieces. For example, for a conical workpiece with the coaxiality and the runout requirement tolerance of 0.01mm, because the outer circle of the conical workpiece is conical, the conical workpiece is generally difficult to horizontally place in a manner of clamping one top, a tool is required to be used during machining, the conical surface precision requirement of the conical workpiece is higher, the outer circle of a measuring head of a dial gauge is used for alignment during normal inspection, and an error exists during longitudinal positioning alignment, so that the placing of the conical workpiece during measurement is a very critical influence reason for the detection precision, the inner hole tolerance can not be clinically detected, the unqualified workpiece can be subsequently machined, and for a long time, the conical workpiece produced in large scale is subjected to measurement form and position tolerance after the conical surface is machined, the clinical inspection cannot be carried out before machining, and the conicity of different conical surface workpieces is inconsistent. There is therefore a need for improvements.
Disclosure of Invention
The technical problems solved by the invention are as follows: the invention provides a positioning and measuring tool for processing conical surfaces of conical shaft workpieces, which is characterized in that a measuring instrument is arranged on a mandrel, so that alignment can be conveniently carried out during processing, the measuring instrument is arranged on the mandrel to measure the dimensional, form and position tolerance of an inner hole and position the workpiece, the positioning and alignment of the workpiece are realized, the problem of alignment of workpiece clamping and measuring during processing is solved, and the positioning and measuring tool is simple in structure, novel in design, low in production cost, convenient to use and operate, high in detection precision and efficiency, and convenient to popularize and use.
The technical scheme adopted by the invention is as follows: the positioning and measuring tool for processing the conical surface of the conical shaft workpiece comprises a mandrel, wherein the mandrel comprises a limiting shoulder, a screw section is arranged on one side of the limiting shoulder, and an instrument positioning end is arranged on the other side of the limiting shoulder; the screw section of the mandrel is fixedly sleeved with a gauge, penetrates through an inner taper hole of a workpiece to enable the gauge to be matched with the inner taper hole, and is screwed with the right end of the screw section through a nut to realize coaxial positioning of the workpiece on the mandrel; and a measuring instrument used for measuring the outer surface of the workpiece is connected to the instrument positioning end of the mandrel in a manner of being perpendicular to the axis of the mandrel, and a lower support rod of the measuring instrument can slide along the instrument positioning end in the radial direction.
The technical scheme is further limited, the number of the gauges is 1, 2 or more according to the axial length of the inner taper hole of the workpiece, the gauges are provided with various specifications according to the aperture size of the inner taper hole of the workpiece, and the taper of the gauges is the same as that of the inner taper hole of the workpiece.
In a further limitation of the above technical scheme, the gauge is screwed on the screw section through a thread structure.
In a further limitation of the above technical solution, a positioning hole for a measuring instrument is provided on the instrument positioning end of the spindle, an axis of the positioning hole for the measuring instrument is perpendicular to an axis of the spindle, and the lower support of the measuring instrument is radially slidable in the positioning hole for the measuring instrument.
In order to further limit the technical scheme, a gasket is arranged on the inner side of the nut when the nut is screwed with the screw section of the mandrel.
Compared with the prior art, the invention has the advantages that:
1. in the scheme, the measuring instrument is arranged on the mandrel to measure the appearance taper of the workpiece, the mandrel and the measuring instrument are matched to be suitable for positioning and aligning different conical and shaft parts with central holes, so that the positioning, aligning and clamping of the workpiece are realized, the problems of measuring, aligning and aligning the central conical hole of the workpiece in the measurement are solved, an operator only needs to assemble the structure when the workpiece is processed, the workpiece can be conveniently aligned, and the convenience is brought to clinical inspection for measuring the form and position tolerance of the workpiece;
2. this scheme simple structure, the modern design, small in size, low in production cost uses the simple operation, and work piece location alignment is efficient, has improved the detection precision and the efficiency of work piece action error, is particularly suitable for the work piece detection of high accuracy form and position tolerance to use, convenient to popularize and use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the mandrel of the present invention;
FIG. 3 is a right side view of the construction of the mandrel of the present invention;
FIG. 4 is a schematic diagram of the construction of a gauge of the present invention;
fig. 5 is a schematic structural diagram of the measuring instrument of the present invention.
Detailed Description
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.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements" does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Referring to fig. 1-5, embodiments of the present invention are described in detail.
A location and measurement frock for processing of toper axle type work piece conical surface, including mandrel 1, mandrel 1 includes spacing circular bead 101, spacing circular bead 101 one side is equipped with screw rod section 102, spacing circular bead 101 opposite side is equipped with instrument location end 103. The gauge 2 is fixedly sleeved on the screw section 102 of the spindle 1, the screw section 102 of the spindle 1 penetrates through the inner taper hole 601 of the workpiece 6, so that the gauge 2 is matched with the inner taper hole 601, and the coaxial positioning of the workpiece 6 on the spindle 1 is realized by screwing the nut 3 and the right end of the screw section 102, the screw section 102 of the spindle 1 can utilize the gauge 2 to measure the form and position tolerance and the positioning of the central hole of the workpiece 6, so that the accurate positioning direction of the workpiece 6 is more convenient, and the gauge 2 is suitable for positioning and debugging according to the taper hole of the workpiece 6.
The gauge 2 is provided with 1, 2 or more than one according to the axial length of the inner taper hole 601 of the workpiece 6, the gauge 2 is provided with a plurality of different specifications according to the aperture size of the inner taper hole 601 of the workpiece 6, and is suitable for positioning different taper types and shaft parts with central holes, and the taper of the gauge 2 is the same as that of the inner taper hole 601 of the workpiece 6.
Preferably, the gauge 2 is screwed on the screw section 102 through a thread structure, so that the gauge 2 and the spindle 1 can be stably connected, and the concentricity of the gauge 2 and the spindle 1 is ensured.
When the nut 3 is screwed with the screw section 102 of the mandrel 1, the gasket 4 is arranged on the inner side, so that the requirements of machining positioning and form and position tolerance can be met.
A measuring instrument 5 for measuring the outer surface of a workpiece 6 is connected to the instrument positioning end 103 of the mandrel 1 in a manner of being perpendicular to the axis of the mandrel 1, a lower support rod of the measuring instrument 5 can slide along the instrument positioning end 103 in the radial direction, and the measuring instrument 5 can adopt a taper measuring instrument or a circular surface measuring instrument according to the outer shape of the workpiece 6 and has the functions of electronic outside line and height adjustment; for the embodiment of the present application in which the workpiece 6 shown in fig. 1 is a conical structure, the measuring apparatus 5 uses a high-precision linear displacement sensor to accurately measure the profile taper.
The instrument positioning end 103 of the spindle 1 is provided with a measuring instrument positioning hole 104, the axis of the measuring instrument positioning hole 104 is perpendicular to the axis of the spindle 1, and the lower support of the measuring instrument 5 can slide in the measuring instrument positioning hole 104 in the radial direction. When the measuring instrument 5 is used, the lower supporting rod is directly inserted into the positioning hole 104 of the measuring instrument, the measuring instrument is positioned at a position convenient to detect through sliding, the first function can be detached at any time in the machining process to carry out clinical detection on taper, and the second function is convenient to position and align in the assembling process.
The invention realizes the positioning and alignment of the workpiece 6 and the clinical detection of the inner hole during the conical surface processing through the fixation of the mandrel 1 and the gauge 2, measures the outer surface of the workpiece 6 through a taper measuring instrument and the like, solves the problems of the measurement and alignment of the central conical hole of the workpiece during the measurement, can assemble, position and measure the workpiece by only installing the structure on the workpiece by an operator, provides convenience for the measurement of the form and position tolerance of the workpiece, has simple and reliable fixed structure, simple structure, novel design, low production cost, convenient use and operation, high efficiency of the positioning, alignment and measurement of the workpiece, improves the detection precision and efficiency of the processing error of the workpiece, is particularly suitable for the assembly detection of the form and position tolerance of the high-precision conical workpiece, and is convenient to popularize and use.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A location and measurement frock for processing of toper axle type work piece conical surface, its characterized in that: the device comprises a mandrel (1), wherein the mandrel (1) comprises a limiting shoulder (101), a screw section (102) is arranged on one side of the limiting shoulder (101), and an instrument positioning end (103) is arranged on the other side of the limiting shoulder (101); the screw section (102) of the mandrel (1) is fixedly sleeved with the gauge (2), the screw section (102) of the mandrel (1) penetrates through the inner taper hole (601) of the workpiece (6) to enable the gauge (2) to be matched with the inner taper hole (601), and the nut (3) is screwed with the right end of the screw section (102) to achieve coaxial positioning and alignment measurement of the workpiece (6) on the mandrel (1); the measuring instrument (5) used for measuring the outer surface of the workpiece (6) is connected to the instrument positioning end (103) of the mandrel (1) in a manner of being perpendicular to the axis of the mandrel (1), and the lower supporting rod of the measuring instrument (5) can slide along the instrument positioning end (103) in the radial direction.
2. The positioning and measuring tool for conical surface machining of the conical shaft workpieces as claimed in claim 1, characterized in that: the gauge (2) is provided with 1, 2 or more than one according to the axial length of the inner taper hole (601) of the workpiece (6), the gauge (2) is provided with a plurality of different specifications according to the aperture size of the inner taper hole (601) of the workpiece (6), and the taper of the gauge (2) is the same as that of the inner taper hole (601) of the workpiece (6).
3. The positioning and measuring tool for conical surface machining of the conical shaft workpieces as claimed in claim 2, characterized in that: the gauge (2) is screwed on the screw section (102) through a thread structure.
4. The positioning and measuring tool for conical surface machining of the conical shaft workpieces as claimed in claim 1, characterized in that: and a measuring instrument positioning hole (104) is formed in the instrument positioning end (103) of the mandrel (1), the axis of the measuring instrument positioning hole (104) is perpendicular to the axis of the mandrel (1), and the lower support rod of the measuring instrument (5) can radially slide in the measuring instrument positioning hole (104).
5. The positioning and measuring tool for conical surface machining of the conical shaft workpieces as claimed in claim 1, characterized in that: and a gasket (4) is arranged on the inner side of the nut (3) when the nut is screwed with the screw section (102) of the mandrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110765573.3A CN113532246A (en) | 2021-07-07 | 2021-07-07 | Positioning and measuring tool for machining conical surfaces of conical shaft workpieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110765573.3A CN113532246A (en) | 2021-07-07 | 2021-07-07 | Positioning and measuring tool for machining conical surfaces of conical shaft workpieces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113532246A true CN113532246A (en) | 2021-10-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110765573.3A Pending CN113532246A (en) | 2021-07-07 | 2021-07-07 | Positioning and measuring tool for machining conical surfaces of conical shaft workpieces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113532246A (en) |
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| CN207991396U (en) * | 2018-03-02 | 2018-10-19 | 呼伦贝尔安泰热电有限责任公司海拉尔热电厂 | To taking turns the specific purpose tool of centralized positioning |
| CN208929794U (en) * | 2018-09-26 | 2019-06-04 | 资阳中工机车传动有限公司 | A kind of band internal taper hole product processing and positioning device |
| CN110044228A (en) * | 2019-05-17 | 2019-07-23 | 山西北方机械制造有限责任公司 | A kind of more cone deep hole detection devices of high-precision and detection method |
| CN209717119U (en) * | 2019-02-14 | 2019-12-03 | 西安万钧航空动力科技有限公司 | A kind of smart car technological equipment |
-
2021
- 2021-07-07 CN CN202110765573.3A patent/CN113532246A/en active Pending
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| GB623541A (en) * | 1945-05-02 | 1949-05-19 | Milton Lloyd Benjamin | An improved expanding arbor |
| CN200944040Y (en) * | 2006-08-24 | 2007-09-05 | 重庆建设摩托车股份有限公司 | Clamp for detecting gauge with pyramidal face on micrometer |
| CN201283505Y (en) * | 2008-11-04 | 2009-08-05 | 上海东方泵业(集团)有限公司 | Spindle taper for axial positioning |
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| CN201497451U (en) * | 2009-08-10 | 2010-06-02 | 哈尔滨量具刃具集团有限责任公司 | Synthetic error check tool of cutter preset admeasuring apparatus |
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