Shape integrated turning device based on ultrasonic rolling
Technical Field
The invention relates to the technical field of machining, in particular to a shape integrated turning device based on ultrasonic rolling.
Background
Turning is one of the most important means of traditional machining, and the relative motion between a turning tool and a workpiece is utilized to realize the machining and forming of the geometric dimension of the workpiece. At present, with the continuous development of the service environment of mechanical equipment to be complicated and extreme, the performance requirements on mechanical parts are increasingly improved, and after some important parts are geometrically formed by mechanical processing, subsequent treatment measures are often adopted to improve the service performance of the important parts, such as shot blasting, ultrasonic impact, laser impact and the like. This undoubtedly lengthens the processing process of the parts, resulting in a decrease in production efficiency, and the processing accuracy is also difficult to ensure. How to ensure the performance of the processed parts while processing the formability, namely the so-called forming integrated processing, is a key problem to be solved in the current industry.
Disclosure of Invention
The invention aims to provide a shape integrated turning device based on ultrasonic rolling, which solves the problems of long processing technology process, low production efficiency and difficult guarantee of processing precision of high-performance parts.
In order to achieve the above purpose, the invention provides an ultrasonic rolling-based shape integrated turning device, which comprises a lathe, a linkage slide carriage box and an ultrasonic rolling tool, and is characterized in that: one side of lathe is connected with the linkage carriage apron case, the lathe passes through the chuck and is connected with the work piece, linkage carriage apron case top both sides are provided with lathe tool rest and ultrasonic rolling tool holder respectively, the lathe tool rest is connected with the lathe tool, ultrasonic rolling tool holder with ultrasonic rolling tool connects, ultrasonic rolling tool passes through the cable and is connected with supersonic generator.
Preferably, one end of the workpiece is provided with a cutting fluid pipe connected with the lathe.
Preferably, one side of the outer surface of the linkage slide carriage box is provided with a large hand wheel, the other side of the outer surface of the linkage slide carriage box is provided with an opening and closing nut handle, the outer side of the linkage slide carriage box is connected with a saddle, and the center of the saddle is provided with an automatic feeding handle.
Preferably, the upper center of the linkage slide carriage box is provided with a slide carriage handle in an ultrasonic rolling tool and a slide carriage handle in a turning tool, the upper part of the slide carriage handle in the ultrasonic rolling tool is provided with a slide carriage in the ultrasonic rolling tool, and the upper part of the slide carriage handle in the turning tool is provided with a slide carriage in the turning tool.
Preferably, the lathe tool knife rest below is connected with the little slide carriage of lathe tool, the terminal surface of the little slide carriage of lathe tool is connected with the little slide carriage handle of lathe tool, the little slide carriage of ultrasonic rolling tool is connected with to ultrasonic rolling tool rest below, the terminal surface of the little slide carriage of ultrasonic rolling tool is connected with the little slide carriage handle of ultrasonic rolling tool.
Preferably, the ultrasonic rolling tool comprises an ultrasonic rolling tool shell, a clamping fixture block is welded on one side of the ultrasonic rolling tool shell, and an ultrasonic rolling ball head is arranged below the ultrasonic rolling tool shell. An ultrasonic transducer is arranged in the ultrasonic rolling tool shell, an ultrasonic amplitude transformer is connected below the ultrasonic transducer, and the ultrasonic amplitude transformer is connected with the ultrasonic rolling ball head through an ultrasonic rolling ball head seat.
Preferably, the turning tool middle slide carriage and the ultrasonic rolling tool middle slide carriage are parallel to each other, and the turning tool small slide carriage and the ultrasonic rolling tool small slide carriage are parallel to each other.
Therefore, the shape integrated turning device based on ultrasonic rolling with the structure has the following beneficial effects:
compared with the traditional turning, the ultrasonic rolling and turning are integrated into the same working procedure, the turning forming is realized, meanwhile, the ultrasonic rolling is utilized to realize the forming of the surface of the part, the comprehensive service performance of the part to be processed can be improved, the repeated disassembly and assembly processes of the part among different working procedures are omitted, the reduction of the processing precision caused by repeated positioning is avoided, and the processing efficiency and quality are improved.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
FIG. 1 is a schematic structural view of an ultrasonic rolling-based shape integrated turning device;
FIG. 2 is a schematic diagram of turning and ultrasonic rolling integrated machining of an ultrasonic rolling integrated turning device;
FIG. 3 is a schematic diagram of a linkage slide carriage box structure of the integrated turning device based on ultrasonic rolling;
FIG. 4 is a schematic view of the external structure of an ultrasonic rolling tool of the integrated turning device based on ultrasonic rolling;
FIG. 5 is a schematic view of the internal structure of an ultrasonic rolling tool of the integrated turning device based on ultrasonic rolling;
reference numerals
1. Lathe, 2, linkage carriage, 3, chuck, 4, work piece, 5, ultrasonic generator, 6, the lathe tool, 7, ultrasonic rolling tool, 8, cutting fluid pipe, 9, lathe tool rest, 10, ultrasonic rolling tool holder, 11, ultrasonic rolling tool small slide carriage, 12, ultrasonic rolling tool small slide carriage handle, 13, ultrasonic rolling tool middle slide carriage, 14, lathe tool small slide carriage handle, 15, lathe tool small slide carriage, 16, automatic feeding handle, 17, saddle, 18, split nut handle, 19, big hand wheel, 20, ultrasonic rolling tool middle slide carriage handle, 21, lathe tool middle slide carriage handle, 22, lathe tool middle slide carriage, 23, ultrasonic rolling tool shell, 24, clamping fixture block, 25, ultrasonic rolling ball head, 26, ultrasonic rolling ball seat, 27, ultrasonic amplitude transformer, 28, ultrasonic transducer.
Detailed Description
The technical scheme of the invention is further described below through the attached drawings and the embodiments.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
Examples
As shown in fig. 1 to 5, the invention provides a shape integrated turning device based on ultrasonic rolling, which comprises a lathe 1, a linkage slide carriage box 2 and an ultrasonic rolling tool 7, and is characterized in that: one side of the lathe 1 is connected with a linkage slide carriage box 2, the lathe 1 is connected with a workpiece 4 through a chuck 3, a turning tool rest 9 and an ultrasonic rolling tool rest 10 are respectively arranged on two sides above the linkage slide carriage box 2, the turning tool rest 9 is connected with a turning tool 6, the ultrasonic rolling tool rest 10 is connected with an ultrasonic rolling tool 7, and the ultrasonic rolling tool 7 is connected with an ultrasonic generator 5 through a cable. One end of the workpiece 4 is provided with a cutting fluid pipe 8 connected to the lathe 1. One side of the outer surface of the linkage slide carriage box 2 is provided with a big hand wheel 19, the other side of the outer surface of the linkage slide carriage box 2 is provided with an opening and closing nut handle 18, the outer side of the linkage slide carriage box 2 is connected with a saddle 17, and the center of the saddle 17 is provided with an automatic feeding handle 16. The two sides of the upper center of the linkage slide box 2 are provided with an ultrasonic rolling tool slide carriage handle 20 and a turning tool slide carriage handle 21, an ultrasonic rolling tool slide carriage 13 is arranged above the ultrasonic rolling tool slide carriage handle 20, and a turning tool slide carriage 22 is arranged above the turning tool slide carriage handle 21. The lower part of the turning tool rest 9 is connected with a turning tool small slide carriage 15, the end face of the turning tool small slide carriage 15 is connected with a turning tool small slide carriage handle 14, the lower part of the ultrasonic rolling tool rest 10 is connected with an ultrasonic rolling tool small slide carriage 11, and the end face of the ultrasonic rolling tool small slide carriage 11 is connected with an ultrasonic rolling tool small slide carriage handle 12. The ultrasonic rolling tool 7 comprises an ultrasonic rolling tool shell 23, a clamping block 24 is welded on one side of the ultrasonic rolling tool shell 23, and an ultrasonic rolling ball head 25 is arranged below the ultrasonic rolling tool shell 23. An ultrasonic transducer 28 is arranged in the ultrasonic rolling tool shell 23, an ultrasonic amplitude transformer 27 is connected below the ultrasonic transducer 28, the ultrasonic amplitude transformer 27 is connected with an ultrasonic rolling ball seat 26 through threads, and the ultrasonic rolling ball seat 26 is kept in contact with the ultrasonic rolling ball 25 through the pressing force in the machining process. The turning tool middle slide carriage 22 and the ultrasonic rolling tool middle slide carriage 13 are parallel to each other, and the turning tool small slide carriage 15 and the ultrasonic rolling tool small slide carriage 11 are parallel to each other.
Working principle: firstly, a workpiece 4 to be processed is clamped and fixed on a lathe 1 through a chuck 3 and a lathe center, a turning tool 6 and an ultrasonic rolling tool 7 are respectively installed on a turning tool rest 9 and an ultrasonic rolling tool rest 10, and the ultrasonic rolling tool 7 is connected to an ultrasonic generator 5 through a cable; the turning tool 6 and the ultrasonic rolling tool 7 are adjusted to the processing initial position through a large hand wheel 19 on the linkage slide carriage box 2, and then the relative positions of the turning tool 6, the ultrasonic rolling tool 7 and the workpiece 4 are respectively adjusted through a turning tool middle slide carriage handle 21, an ultrasonic rolling tool middle slide carriage handle 20, a turning tool small slide carriage handle 14 and an ultrasonic rolling tool small slide carriage handle 12, so that tool setting is realized; in order to ensure that the turning tool 6 contacts the surface of the part before the ultrasonic rolling tool 7 during machining, it is necessary to ensure that the ultrasonic rolling ball 25 is located 5-10 mm behind the tip of the turning tool 6 (in the direction of the axis relative to the surface of the part).
Before ultrasonic rolling, the lathe 1 is started, and the workpiece 4 is manually subjected to turning pretreatment of 5-10 mm. Then, the small slide carriage handle 12 of the ultrasonic rolling tool is rotated to adjust the relative position of the ultrasonic rolling tool 7 and the workpiece 4 to be processed, so that the ultrasonic rolling ball head 25 is ensured to be in contact with the surface of the workpiece 4, and the slide carriage handle 20 in the ultrasonic rolling tool is rotated to adjust the ultrasonic rolling ball head 25 to compress the part.
The rotation speed and the feeding speed of the lathe 1 are adjusted, the ultrasonic generator 5 is started, appropriate parameters are set, the main shaft of the lathe 1 and the ultrasonic rolling tool 7 are started to switch on, the swarf pump 6 is started to switch on, and finally the automatic feeding handle 16 is started, so that synchronous machining of turning and ultrasonic rolling of the workpiece 4 is realized, and the surface of the workpiece 4 is strengthened by ultrasonic rolling while the workpiece 4 is turned and formed, so that good mechanical properties are obtained.
Therefore, the ultrasonic rolling-based shape integrated turning device integrates ultrasonic rolling and turning into one process, realizes turning forming, realizes the shape processing of the surface of a part by utilizing ultrasonic rolling, can improve the comprehensive service performance of the processed part, omits repeated part disassembly and installation processes among different processes, avoids the reduction of processing precision caused by repeated positioning, and improves the processing efficiency and quality.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention and not for limiting it, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the invention can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the invention.