CN218253090U - Pure-torsion ultrasonic vibration processing device - Google Patents
Pure-torsion ultrasonic vibration processing device Download PDFInfo
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- CN218253090U CN218253090U CN202222529312.4U CN202222529312U CN218253090U CN 218253090 U CN218253090 U CN 218253090U CN 202222529312 U CN202222529312 U CN 202222529312U CN 218253090 U CN218253090 U CN 218253090U
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Abstract
The utility model discloses a pure-torsion ultrasonic vibration processing device, which comprises a knife handle, an ultrasonic transducer and an amplitude transformer assembly, wherein the ultrasonic transducer comprises a primary amplitude transformer and two same ultrasonic vibration modules, the two ultrasonic vibration modules are respectively and fixedly connected with the two ends of the primary amplitude transformer along the axial direction, the outer circumference of the middle position of the primary amplitude transformer along the axial direction is provided with a fastening part, and the two sides of the fastening part along the axial direction are respectively provided with a longitudinal-torsion conversion structure; the amplitude transformer assembly comprises a secondary amplitude transformer and a cutter, the cutter is fixedly connected to the front end of the secondary amplitude transformer, a first cavity is formed in the rear end of the secondary amplitude transformer, and the fastening part is fixedly connected to the rear end of the secondary amplitude transformer; the front end of the knife handle is provided with a second cavity, and the secondary amplitude transformer is fixedly connected to the front end of the knife handle. The utility model overcomes ultrasonic vibration processingequipment realizes the difficult problem of pure torsional ultrasonic vibration.
Description
Technical Field
The utility model relates to an ultrasonic machining technical field especially relates to a pure ultrasonic vibration processingequipment that turns round.
Background
With the development of modern technology and industry, more and more novel materials are invented and applied, such as silicon-based materials, ceramic materials, composite materials, and the like. The novel materials have the defect of difficult processing while having good performance. The ultrasonic vibration machining has the effects of reducing cutting force and cutting temperature, reducing cutter abrasion, improving the quality of machined parts and shortening machining time; the torsional ultrasonic vibration processing technology has obvious improvement effect in milling and drilling hard and brittle composite materials. Nowadays, many ultrasonic vibration processing devices are single longitudinal vibration or longitudinal-torsional composite motion, so that the realization of ultrasonic longitudinal-torsional composite vibration is complex, and the realization of pure torsional ultrasonic vibration is more complex, and therefore, the pure torsional ultrasonic vibration processing devices are rarely applied in the ultrasonic field.
The above background disclosure is only provided to aid in understanding the concepts and technical solutions of the present invention, and it does not necessarily belong to the prior art of the present patent application, and it should not be used to assess the novelty and inventive step of the present application without explicit evidence that the above content has been disclosed at the filing date of the present patent application.
SUMMERY OF THE UTILITY MODEL
Realize the pure torsional vibration ultrasonic vibration difficult problem for overcoming current ultrasonic vibration processingequipment, the utility model provides a pure torsional vibration ultrasonic vibration processingequipment.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model discloses a pure torsional ultrasonic vibration processing device, including handle of a knife, ultrasonic transducer and amplitude transformer subassembly, wherein ultrasonic transducer includes first order amplitude transformer and two the same ultrasonic vibration modules, two ultrasonic vibration modules fixed connection respectively is in first order amplitude transformer along axial direction's both ends department, be equipped with fastening portion on the outer circumference of the intermediate position department of first order amplitude transformer along axial direction, first order amplitude transformer is in fastening portion is equipped with longitudinal-torsional transformation structure respectively along axial direction's both sides, and the longitudinal-torsional transformation structure of fastening portion both sides is along the central plane mirror image distribution of fastening portion perpendicular to axial direction; the horn component comprises a secondary horn and a cutter, the cutter is fixedly connected to the front end of the secondary horn, a first cavity is formed in the rear end of the secondary horn, the fastening part is fixedly connected to the rear end of the secondary horn, so that one end of the primary horn, which is positioned on the front side of the fastening part, and the ultrasonic vibration module connected to the front end of the primary horn are arranged in the first cavity; the front end of the knife handle is provided with a second cavity, and the secondary amplitude transformer is fixedly connected to the front end of the knife handle, so that one end of the primary amplitude transformer, which is positioned at the rear side of the fastening part, and the ultrasonic vibration module, which is connected to the rear end of the primary amplitude transformer, are arranged in the second cavity.
Preferably, the longitudinal-torsional conversion structure is formed by a plurality of spiral grooves formed in the outer circumference of the primary horn, and the spiral grooves formed in the two sides of the fastening portion of the primary horn have the same parameters except for the opposite rotation directions.
Preferably, the fastening part is a first flange protrudingly provided at an outer circumference of the primary horn.
Preferably, the pure-torsion ultrasonic vibration processing device further comprises a first fastening unit, a first internal thread is arranged at the front end of the first fastening unit, a first external thread is arranged at the rear end of the secondary amplitude transformer, and the first internal thread and the first external thread are matched with each other to fixedly connect the fastening part to the rear end of the secondary amplitude transformer through the first fastening unit.
Preferably, a second flange is convexly arranged at the outer circumference of the secondary amplitude transformer, and the second flange is positioned at a node where the ultrasonic vibration on the secondary amplitude transformer is zero.
Preferably, the outer circumference of the second flange is provided with a guide part and a second external thread from back to front, a second internal thread is arranged at the front port of the second cavity, and the second external thread is matched with the second internal thread to fixedly connect the secondary amplitude transformer to the front end of the tool holder.
Preferably, the pure-torsion ultrasonic vibration processing device further comprises a second fastening unit, a third external thread is arranged on the second fastening unit, and the third external thread is matched with the second internal thread so as to fixedly connect the second fastening unit to the front end of the second internal thread on the tool shank.
Preferably, the ultrasonic vibration module includes apron, screw, a plurality of piezoceramics piece and a plurality of electrode slice, and is a plurality of electrode slice and a plurality of piezoceramics piece are coaxial and along axial NULL at the apron with the primary amplitude transformer between, the screw pass behind apron, a plurality of the electrode slice and a plurality of the piezoceramics piece with the screw hole fixed connection that the primary amplitude transformer tip set up to with a plurality of the electrode slice with a plurality of the piezoceramics piece fixed connection is in the tip of primary amplitude transformer.
Preferably, the horn assembly further comprises a spring chuck and a nut, and the cutter is fixedly connected to the front end of the secondary horn through the spring joint and the nut.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a pure ultrasonic vibration processingequipment of turning round, one-level among the ultrasonic transducer becomes width of cloth pole along two the same ultrasonic vibration modules of axial direction's both ends fixed connection, and the both sides that the one-level becomes width of cloth pole are equipped with the longitudinal-torsional transformation structure that is mirror image distribution, make ultrasonic transducer can realize front and back double excitation through the one-level width of cloth pole, offset ultrasonic transducer's longitudinal ultrasonic vibration each other, thereby output pure torsional ultrasonic vibration, pure torsional ultrasonic vibration carries out the second grade through the second grade becomes width of cloth pole again and becomes the width of cloth, turn round ultrasonic vibration through the secondary with pure and enlarge, further obtain great pure torsional ultrasonic vibration, milling, have obvious improvement effect when the hard brittle composite material of drilling.
Drawings
Fig. 1 is a schematic structural diagram of a pure torsional ultrasonic vibration processing device disclosed in a preferred embodiment of the present invention;
FIG. 2a is a schematic cross-sectional view of the ultrasound transducer of FIG. 1;
FIG. 2b is a schematic structural appearance of the ultrasonic transducer of FIG. 1;
FIG. 3 is a schematic cross-sectional structural view of the horn assembly of FIG. 1;
FIG. 4 is a schematic view of the assembly of the ultrasonic transducer and horn assembly of FIG. 1.
Detailed Description
The embodiments of the present invention will be described in detail below. It should be emphasized that the following description is merely exemplary in nature and is in no way intended to limit the scope of the invention or its applications.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. In addition, the connection may be for either a fixed or circuit/signal communication role.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings to facilitate description of the embodiments of the invention and to simplify description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular manner of operation, and are not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
As shown in fig. 1, the preferred embodiment of the present invention discloses a pure torsional ultrasonic vibration processing device, which comprises an ultrasonic transducer 1, an amplitude transformer assembly 2, a first fastening unit 3, a second fastening unit 4 and a handle 5.
As shown in fig. 2a, the ultrasonic transducer 1 includes a primary horn 105 and two identical ultrasonic vibration modules, the two ultrasonic vibration modules are respectively and fixedly connected to two ends of the primary horn 105 along the axial direction, a first flange 1053 is disposed on an outer circumference of a middle position of the primary horn 105 along the axial direction, the primary horn 105 is respectively provided with longitudinal-torsional transformation structures on two sides of the first flange 1053 along the axial direction, the longitudinal-torsional transformation structures on two sides of the first flange 1053 are distributed along a central plane of the first flange 1053 perpendicular to the axial direction in a mirror image manner, wherein all components of the ultrasonic transducer 1 are coaxial.
Specifically, the longitudinal-torsional transformation structure is a plurality of spiral grooves formed in the outer circumference of the primary horn 105, in this embodiment, referring to fig. 2b, a plurality of spiral first spiral grooves 1051 are formed in the outer circumference of the primary horn 105 on the front side of the first flange 1053, a plurality of second spiral grooves 1052 are formed in the outer circumference of the first flange 1053 on the rear side, and the plurality of first spiral grooves 1051 and the plurality of second spiral grooves 1052 have the same parameters except that the rotation directions are opposite. The ultrasonic vibration module comprises a cover plate 101, a screw 102, a plurality of piezoelectric ceramic pieces 103 and a plurality of electrode pieces 104, the plurality of electrode pieces 104 and the plurality of piezoelectric ceramic pieces 103 are coaxially and alternately arranged between the cover plate 101 and a first-stage amplitude transformer 105 along the axial direction, the polarization directions of two adjacent piezoelectric ceramic pieces 103 are opposite, the screw 102 penetrates through the cover plate 101, the plurality of electrode pieces 104 and the plurality of piezoelectric ceramic pieces 103 on the same side and then is fixedly connected with a threaded hole formed in the end part of the first-stage amplitude transformer 105, so that the plurality of electrode pieces 104 and the plurality of piezoelectric ceramic pieces 103 are fixedly connected to the end part of the first-stage amplitude transformer 105, and the plurality of electrode pieces 104 are electrically connected with an electric energy transmission system.
As shown in fig. 3, the horn assembly 2 is composed of a secondary horn 201, a collet chuck 202, a nut 203 and a cutter 204, the cutter 204 is fixedly connected to the front end of the secondary horn 201 through the collet chuck 202 and the nut 203, the rear end of the secondary horn 201 is provided with a first cavity 2015, a first flange 1053 is fixedly connected to the rear end of the secondary horn 201 through a first fastening unit 3, so that one end of the primary horn 105 located at the front side of the first flange 1053 and an ultrasonic vibration module connected to the front end of the primary horn 105 are arranged in the first cavity 2015. With reference to fig. 4, the front end of the first fastening unit 3 is provided with a first internal thread 301, the rear end of the secondary horn 201 is provided with a first external thread 2011, and the first internal thread 301 and the first external thread 2011 cooperate with each other to fixedly connect the first flange 1053 to the rear end of the secondary horn 201 through the first fastening unit 3, that is, to tightly press the first flange 1053 of the primary horn 105 between the first fastening unit 3 and the secondary horn 201, so as to fix the ultrasonic transducer 1 on the secondary horn 201.
The front end of the knife handle 5 is provided with a second cavity 501, and the secondary horn 201 is fixedly connected to the front end of the knife handle 5, so that one end of the primary horn 105 located at the rear side of the first flange 1053 and the ultrasonic vibration module connected to the rear end of the primary horn 105 are arranged in the second cavity 501.
A second flange 2014 is provided projecting from the outer circumference of the secondary horn 201, the second flange 2014 being located at a node where the ultrasonic vibration of the secondary horn 201 is zero. Specifically, a guide part 2012 and a second external thread 2013 are arranged on the outer circumference of the second flange 2014 from back to front, a second internal thread is arranged at the front port of the second cavity 501, and the second external thread 2013 and the second internal thread are matched with each other to fixedly connect the secondary horn 201 to the front end of the tool shank 5. Further, a third external thread is arranged on the second fastening unit 4, and the third external thread is also matched with the second internal thread to fixedly connect the second fastening unit 4 to the front end of the second internal thread on the handle 5, wherein the second fastening unit 4 may be a gland, and the second horn 201 is further fixedly connected to the handle 5 more stably through the gland.
As shown in fig. 4, after the ultrasonic transducer 1 and the horn assembly 2 are assembled, the secondary horn 201 is connected with the handle 5 through threads, and the assembled ultrasonic transducer 1 and the horn assembly 2 are further pressed and fixed on the handle 5 through the second fastening unit 4.
The longitudinal ultrasonic vibration generated by the piezoelectric ceramic plates 103 at the two ends of the first-stage amplitude transformer 105 after being electrified is transmitted to the first flange 1053 through the first-stage amplitude transformer 105 to be offset, meanwhile, the longitudinal ultrasonic vibration at the two ends is converted into torsional ultrasonic vibration when passing through the spiral groove, and finally the torsional ultrasonic vibration is output at the first-stage amplitude transformer flange 1053, wherein the vibration direction is the circumferential direction. The first flange 1053 of the ultrasonic transducer 1 is fixed to the secondary horn 201. Ultrasonic energy output at the first flange 1053 is amplified and concentrated through the secondary amplitude transformer 201, and maximum energy is output at the front end cutter 204 of the secondary amplitude transformer 201, so that pure torsional ultrasonic vibration is output, wherein a node at which the ultrasonic vibration on the secondary amplitude transformer 201 is zero is set as the second flange 2014, and the ultrasonic vibration is ensured not to be transmitted to the main shaft through the tool shank 5.
The utility model discloses a pure ultrasonic vibration processingequipment of turning round that preferred embodiment discloses, one-level becomes width of cloth pole 105 among the ultrasonic transducer 1 wherein along two the same ultrasonic vibration modules of axial direction's both ends fixed connection, and the both sides of one-level becomes width of cloth pole 105 are equipped with the longitudinal-torsional transformation structure that is mirror image distribution, make ultrasonic transducer 1 can realize back and forth double excitation through one-level becomes width of cloth pole 105, offset ultrasonic transducer 1's longitudinal ultrasonic vibration each other, thereby output pure torsional ultrasonic vibration, pure torsional ultrasonic vibration carries out the second grade through second grade becomes width of cloth pole 201 again and becomes width of cloth, turn round pure ultrasonic vibration through the secondary and enlarge, further obtain great pure torsional ultrasonic vibration, milling, it obviously improves the effect to have when drilling hard and brittle combined material.
Wherein, "preceding" among the technical scheme of the utility model is the direction at cutter place among the integrated device, "back" indicates the direction at handle place among the integrated device.
The background section of the present invention may contain background information regarding the problems or environment of the present invention rather than describing the prior art by others. Accordingly, the inclusion in the background section is not an admission of prior art by the applicant.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific/preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. For those skilled in the art to which the invention pertains, a plurality of alternatives or modifications can be made to the described embodiments without departing from the concept of the invention, and these alternatives or modifications should be considered as belonging to the protection scope of the invention. In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "preferred embodiments," "example," "specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent. Although embodiments of the present invention and its advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a pure ultrasonic vibration processingequipment that turns round which is characterized in that, includes handle of a knife, ultrasonic transducer and becomes width of cloth pole subassembly, wherein:
the ultrasonic transducer comprises a primary amplitude transformer and two identical ultrasonic vibration modules, the two ultrasonic vibration modules are fixedly connected to two ends of the primary amplitude transformer along the axial direction respectively, a fastening part is arranged on the outer circumference of the middle position of the primary amplitude transformer along the axial direction, longitudinal-torsional conversion structures are arranged on two sides of the fastening part along the axial direction respectively, and the longitudinal-torsional conversion structures on two sides of the fastening part are distributed in a mirror image mode along the center surface of the fastening part perpendicular to the axial direction;
the amplitude-varying rod assembly comprises a secondary amplitude-varying rod and a cutter, the cutter is fixedly connected to the front end of the secondary amplitude-varying rod, a first cavity is formed in the rear end of the secondary amplitude-varying rod, and the fastening part is fixedly connected to the rear end of the secondary amplitude-varying rod, so that one end of the primary amplitude-varying rod, which is located on the front side of the fastening part, and the ultrasonic vibration module connected to the front end of the primary amplitude-varying rod are arranged in the first cavity;
the front end of the knife handle is provided with a second cavity, and the secondary amplitude transformer is fixedly connected to the front end of the knife handle, so that one end of the primary amplitude transformer, which is positioned at the rear side of the fastening part, and the ultrasonic vibration module, which is connected to the rear end of the primary amplitude transformer, are arranged in the second cavity.
2. A pure torsional ultrasonic vibration processing apparatus as defined in claim 1, wherein the longitudinal-torsional conversion structure is a plurality of spiral grooves formed at the outer circumference of the primary horn, and the spiral grooves formed at both sides of the fastening portion of the primary horn are identical in parameters except for the opposite directions of rotation.
3. A pure torsional ultrasonic vibration processing device as claimed in claim 1, wherein said fastening portion is a first flange provided protrudingly at an outer circumference of said primary horn.
4. The pure-torsion ultrasonic vibration machining device according to claim 1, further comprising a first fastening unit, wherein a first internal thread is provided at a front end of the first fastening unit, a first external thread is provided at a rear end of the secondary horn, and the first internal thread and the first external thread cooperate with each other to fixedly connect the fastening portion to the rear end of the secondary horn through the first fastening unit.
5. A pure torsional ultrasonic vibration processing device as in claim 1, wherein a second flange is convexly arranged at the outer circumference of the secondary horn, and the second flange is positioned at a node point on the secondary horn where the ultrasonic vibration is zero.
6. The pure-torsion ultrasonic vibration machining device according to claim 5, wherein a guide portion and a second external thread are arranged at the outer circumference of the second flange from back to front, a second internal thread is arranged at the front port of the second cavity, and the second external thread and the second internal thread are matched with each other to fixedly connect the secondary amplitude transformer to the front end of the tool holder.
7. The pure-torsion ultrasonic vibration machining device according to claim 6, further comprising a second fastening unit, wherein a third external thread is arranged on the second fastening unit, and the third external thread is matched with the second internal thread so as to fixedly connect the second fastening unit to the front end of the second internal thread on the tool shank.
8. The pure-torsion ultrasonic vibration processing device according to any one of claims 1 to 7, wherein the ultrasonic vibration module comprises a cover plate, a screw, a plurality of piezoelectric ceramic plates and a plurality of electrode plates, the plurality of electrode plates and the plurality of piezoelectric ceramic plates are coaxially and axially and alternately arranged between the cover plate and the primary horn, and the screw penetrates through the cover plate, the plurality of electrode plates and the plurality of piezoelectric ceramic plates and then is fixedly connected with a threaded hole arranged at the end of the primary horn, so that the plurality of electrode plates and the plurality of piezoelectric ceramic plates are fixedly connected at the end of the primary horn.
9. A pure-torsion ultrasonic vibration machining apparatus according to any one of claims 1 to 7, wherein the horn assembly further comprises a collet and a nut, and the cutter is fixedly connected to the front end of the secondary horn through the collet and the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222529312.4U CN218253090U (en) | 2022-09-23 | 2022-09-23 | Pure-torsion ultrasonic vibration processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222529312.4U CN218253090U (en) | 2022-09-23 | 2022-09-23 | Pure-torsion ultrasonic vibration processing device |
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| Publication Number | Publication Date |
|---|---|
| CN218253090U true CN218253090U (en) | 2023-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222529312.4U Active CN218253090U (en) | 2022-09-23 | 2022-09-23 | Pure-torsion ultrasonic vibration processing device |
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| Country | Link |
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| CN (1) | CN218253090U (en) |
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- 2022-09-23 CN CN202222529312.4U patent/CN218253090U/en active Active
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