CN117754002A - Metal shaft part turning low-stress regulation and control device - Google Patents
Metal shaft part turning low-stress regulation and control device Download PDFInfo
- Publication number
- CN117754002A CN117754002A CN202311574859.9A CN202311574859A CN117754002A CN 117754002 A CN117754002 A CN 117754002A CN 202311574859 A CN202311574859 A CN 202311574859A CN 117754002 A CN117754002 A CN 117754002A
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- China
- Prior art keywords
- fixing seat
- lathe
- metal shaft
- ultrasonic transducer
- amplitude transformer
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- Pending
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- 239000002184 metal Substances 0.000 title claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Turning (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The invention provides a low-stress turning regulation and control device for metal shaft parts, which comprises a lathe fixing seat, wherein an amplitude transformer and an ultrasonic transducer are arranged on the outer circular arc surface of the lathe fixing seat, the lathe fixing seat penetrates through a lathe spindle chuck and is fixed on a spindle box, and a bearing is arranged between the lathe fixing seat and the lathe spindle chuck for rotation; the ultrasonic transducer is provided with a plurality of, and the transmitting end of transducer faces the circular arc surface of the main shaft clamping disc, and the amplitude transformer is respectively arranged between the ultrasonic transducer and the lathe fixing seat, and one end of the amplitude transformer is installed on the transmitting end, and the other end of the amplitude transformer is attached to the circular arc surface of the bearing. According to the low-stress regulating device, the residual stress generated during machining of the lathe spindle chuck is regulated and controlled through the ultrasonic transducer, so that the residual stress in the machining process is effectively eliminated in a lossless manner, the deformation of a product caused by the residual stress is reduced, and the precision of the metal shaft part is ensured. The invention is suitable for metal shaft parts with different diameters, improves the residual stress eliminating efficiency and saves the production time.
Description
Technical Field
The invention relates to the field of ultrasonic low-stress machining, in particular to a turning low-stress regulating device for metal shaft parts.
Background
The machining of metal shaft parts is always a difficult problem of traditional machining, in the traditional turning process, the surface of a workpiece can be subjected to larger residual stress due to the action of cutting force, the residual stress is harmful and difficult to effectively control, and unpredictable geometric deformation, fracture or corrosion is caused to the parts. Because the residual stress is limited by the structural rigidity of the part, the residual stress becomes a non-negligible problem affecting the processing precision of the part, and therefore, the mode of adding the ultrasonic transducer needs to be improved to reduce the internal residual stress of the metal shaft part in the manufacturing process, reduce the stress concentration degree of the metal shaft part in the using process, and have important significance for improving the strength of the part, prolonging the service life and improving the safety performance.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a low-stress turning regulation device for metal shaft parts, which is designed and combined with an ultrasonic transducer to perform mechanical machining, and by utilizing high-energy sound beams, the residual stress in the machining process is effectively eliminated in a lossless manner, the deformation of products caused by the residual stress is reduced, and the machining precision of the metal shaft parts is ensured.
The technical scheme of the invention is as follows:
the low-stress turning regulation and control device for the metal shaft parts comprises a lathe fixing seat, an amplitude transformer, an ultrasonic transducer, a bearing and a main shaft chuck; the lathe fixing seat is fixedly connected with the lathe spindle box through a bolt, the inner arc surface of the lathe fixing seat and the spindle chuck are provided with bearings for rotation, the amplitude transformer is flexibly arranged on the end face of the outer arc surface of the lathe fixing seat through the bolt and a spring, and the ultrasonic transducer is connected with the transmitting end and the amplitude transformer through the bolt.
Further preferably, the bottom of the lathe fixing seat is square, fixing holes are formed in four corners of the lathe fixing seat and are fixed with a lathe spindle box through bolts, the top of the lathe fixing seat is circular, the spindle chuck passes through an inner circle center during installation, and the surface of the outer circle is provided with an end face.
In a further preferred scheme, a plurality of amplitude transformers can be arranged and are fixedly connected with the lathe fixing seat through bolts and springs, and the amplitude transformers pass through the mounting holes to be coaxially matched with the spindle chuck and are contacted with the bearing.
Further preferably, the ultrasonic transducers can be arranged in a plurality, the amplitude transformer is connected with the transmitting end face of the ultrasonic transducer through bolts, and the ultrasonic transducer is integrally fixed on the end face of the outer circle surface of the lathe fixing seat.
In a further preferred scheme, when the turning of the part is started, the ultrasonic transducer is started, so that the residual stress generated in the turning process of the reduction and homogenization is improved.
Further preferably, after the turning of the part is finished, the ultrasonic transducer is continuously started to regulate and control residual stress existing after the turning of the part is finished.
According to the invention, by designing the low-stress regulating device and combining the ultrasonic transducer to perform machining, the residual stress in the machining process is effectively eliminated without damage, the deformation of the product caused by the residual stress is reduced, and the precision of the metal shaft part is ensured.
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 invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which: .
FIG. 1: the whole structure of the invention is schematically shown;
fig. 2: the amplitude transformer of the invention is schematically shown;
fig. 3: the low-stress regulating device is schematically shown after installation.
In the figure: 1. a lathe fixing seat; 2. a horn; 3. an ultrasonic transducer; 4. a bearing; 5. a spindle chuck; 1001. a bolt 1; 1002. a bolt 2; 1003. a spring; 1004. and a bolt 3.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
As shown in fig. 1-3, in the embodiment of the invention, a low-stress turning control device for metal shaft parts comprises a lathe fixing seat and a lathe fixing seat; 2. a horn; 3. an ultrasonic transducer; 4. a bearing; 5. a spindle chuck; 1001. a bolt 1; 1002. a bolt 2; 1003. a spring; 1004. and a bolt 3.
The bottom of the lathe fixing seat (1) is square, fixing holes are formed in four corners, the lathe fixing seat is fixed with a lathe spindle box through bolts 1 (1001), the top of the lathe fixing seat (1) is circular, a spindle chuck (5) passes through an inner circle center during installation, and an end face is arranged on the outer circle surface.
The variable-amplitude rod (2) can be arranged in a plurality, is fixedly connected with the lathe fixing seat (1) through the bolts 2 (1002) and the springs (1003), passes through the mounting holes, is coaxially matched with the spindle chuck (5) and is contacted with the bearing.
The ultrasonic transducers (3) can be arranged in a plurality, the amplitude transformer is connected with the transmitting end face of the ultrasonic transducer (3) through bolts 3 (1004), and the whole ultrasonic transducer is fixed on the end face of the outer circle surface of the lathe fixing seat (1).
The working principle of the invention is as follows: the number of the ultrasonic transducer and the number of the amplitude transformer are flexibly increased for the metal shaft parts, the ultrasonic transducer is fixed through the lathe fixing seat, a stable state is formed without shaking, the ultrasonic transducer is started, residual stress is eliminated by utilizing high-energy sound beams, and the machining precision of the metal shaft parts is guaranteed.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the invention.
Claims (5)
1. The low-stress turning regulation and control device for the metal shaft parts is characterized by comprising a lathe fixing seat (1), an amplitude transformer (2), an ultrasonic transducer (3), a bearing (4) and a spindle chuck (5); the lathe fixing seat (1) is fixedly connected with a lathe spindle box through a bolt 1 (1001), and a bearing (4) rotates between the inner arc surface of the lathe fixing seat and a spindle chuck (5). The amplitude transformer (2) is flexibly mounted on the end face of the outer circular arc surface of the lathe fixing seat (1) through a bolt 2 (1002) and a spring (1003), and the ultrasonic transducer (3) is connected with the emitting end and the amplitude transformer (2) through a bolt 3 (1004).
2. The metal shaft part turning low-stress regulating device according to claim 1, wherein: the bottom of the lathe fixing seat (1) is square, fixing holes are formed in four corners, the lathe fixing seat is fixed with a lathe spindle box through bolts 1 (1001), the top of the lathe fixing seat (1) is circular, a spindle chuck (5) passes through an inner circle center during installation, and an end face is arranged on the outer circle surface.
3. The metal shaft part turning low-stress regulating device according to claim 1, wherein: the variable-amplitude rod (2) can be arranged in a plurality, is fixedly connected with the lathe fixing seat (1) through the bolts 2 (1002) and the springs (1003), passes through the mounting holes, is coaxially matched with the spindle chuck (5) and is contacted with the bearing.
4. The metal shaft part turning low-stress regulating device according to claim 1, wherein: the ultrasonic transducers (3) can be arranged in a plurality, the amplitude transformer is connected with the transmitting end face of the ultrasonic transducer (3) through bolts 3 (1004), and the whole ultrasonic transducer is fixed on the end face of the outer circle surface of the lathe fixing seat (1).
5. The metal shaft part turning low-stress regulating device according to claim 1, wherein: the spindle chuck (5) is round, is directly connected to a required lathe, is fixedly connected with the spindle box, and is not in the range of the regulating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311574859.9A CN117754002A (en) | 2023-11-23 | 2023-11-23 | Metal shaft part turning low-stress regulation and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311574859.9A CN117754002A (en) | 2023-11-23 | 2023-11-23 | Metal shaft part turning low-stress regulation and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117754002A true CN117754002A (en) | 2024-03-26 |
Family
ID=90309393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311574859.9A Pending CN117754002A (en) | 2023-11-23 | 2023-11-23 | Metal shaft part turning low-stress regulation and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117754002A (en) |
-
2023
- 2023-11-23 CN CN202311574859.9A patent/CN117754002A/en active Pending
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