CN109365252B - Transducer with multidirectional vibration isolation function for ultrasonic device - Google Patents
Transducer with multidirectional vibration isolation function for ultrasonic device Download PDFInfo
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- CN109365252B CN109365252B CN201811368938.3A CN201811368938A CN109365252B CN 109365252 B CN109365252 B CN 109365252B CN 201811368938 A CN201811368938 A CN 201811368938A CN 109365252 B CN109365252 B CN 109365252B
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- 238000002955 isolation Methods 0.000 title claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000003466 welding Methods 0.000 claims description 40
- 238000013016 damping Methods 0.000 claims description 37
- 210000004907 gland Anatomy 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The invention discloses a transducer with a multidirectional vibration isolation function for an ultrasonic device, wherein a vibration reduction structure is arranged on a flange and comprises a vibration reduction groove structure arranged on at least one end face of the flange, and the depth of at least one groove body in the vibration reduction groove structure is larger than half of the thickness of the flange. The flange is subjected to material reduction treatment by the vibration reduction groove structure, the strength of the flange is weakened, the depth of the groove body is greater than half of the thickness of the flange, ultrasonic vibration can be transmitted and diffused to the periphery of the flange, the ultrasonic vibration can be greatly reduced by the vibration reduction groove structure, the ultrasonic vibration can be effectively reduced and transmitted to the ultrasonic device body through the flange, and ultrasonic vibration energy is ensured to be effectively transmitted to a processing tool, so that the ultrasonic processing efficiency of the processing tool is improved. The transducer is applied to the ultrasonic knife handle, can reduce the transmission of ultrasonic vibration to the machine tool spindle, and avoids the influence of the ultrasonic vibration on the rotation of the machine tool spindle and the damage of the machine tool spindle.
Description
Technical Field
The invention relates to the technical field of ultrasonic processing, in particular to a transducer with a multidirectional vibration isolation function for an ultrasonic device and an ultrasonic knife handle comprising the transducer.
Background
The transducer is a key mechanism for providing ultrasonic vibration energy in an ultrasonic device, and the working principle of the transducer is that a piezoelectric effect or a magnetostriction effect is utilized to convert a frequency electric signal into high-frequency ultrasonic vibration, and the ultrasonic vibration energy is transmitted to a processing tool to process a processed workpiece. Wherein, the processing tool can be a cutter, a grinding head and the like; the transducer is mainly applied to ultrasonic devices such as ultrasonic tool holders, ultrasonic clamps, ultrasonic spindles, ultrasonic machine tools and the like.
In the prior art, when the transducer is connected with an ultrasonic device body in the ultrasonic device, a larger part of ultrasonic vibration is transmitted to the ultrasonic device body, so that the ultrasonic vibration energy is lost, and the ultrasonic processing efficiency is lower; in addition, when the transducer is applied to the ultrasonic knife handle, the transducer is connected with the knife handle body, and part of ultrasonic vibration is transmitted to the machine tool spindle connected to the rear end of the knife handle body, so that the rotation of the machine tool spindle can be influenced, the machine tool spindle can be impacted, and even the machine tool is damaged.
Disclosure of Invention
The invention aims to provide a transducer with a multidirectional vibration isolation function for an ultrasonic device and an ultrasonic tool handle comprising the transducer, so that the transmission of ultrasonic vibration to an ultrasonic device body through the transducer can be reduced, the ultrasonic vibration energy loss is reduced, and when the transducer is applied to the ultrasonic tool handle, the damage of a machine tool spindle caused by the influence of the ultrasonic vibration on the rotation of the machine tool spindle and the impact on the machine tool spindle can be avoided.
In order to achieve the above-mentioned objective, according to an aspect of the present invention, there is provided a transducer for an ultrasonic device having a multidirectional vibration isolation function, which includes a transducer body and a flange provided at an outer periphery of the transducer body, a front end of the transducer body being used for mounting a processing tool, and a vibration reduction structure provided on the flange for reducing transmission of ultrasonic vibration from the transducer to the ultrasonic device body; the vibration reduction structure comprises a vibration reduction groove structure which is arranged on at least one end face of the flange, the vibration reduction groove structure comprises one or more groove bodies, and the depth of at least one groove body is larger than half of the thickness of the flange.
Preferably, the flange is arranged at a vibration node of the transducer body.
As a preferable scheme, the two end faces of the flange are provided with the vibration reduction groove structures, wherein the vibration reduction groove structure arranged on the front end face of the flange is a first vibration reduction groove structure, and the vibration reduction groove structure arranged on the rear end face of the flange is a second vibration reduction groove structure; the depth of the groove body with the largest depth in the first vibration reduction groove structure is set to be L1, the depth of the groove body with the largest depth in the second vibration reduction groove structure is set to be L2, and the thickness of the flange is set to be L, wherein L1+L2 is more than or equal to L.
Preferably, the flange is provided with a welding position for welding with the ultrasonic device body.
Preferably, the welding position is arranged at the outer edge of the flange.
Preferably, the welding position is arranged at a vibration node in the radial direction of the flange.
Preferably, the welding position is arranged in a region with the largest outer diameter of the flange.
Preferably, the welding position is deviated from the center line position of the flange in the thickness direction.
Preferably, the welding position is a straight line parallel to the axial direction of the transducer body when viewed in a cross section along the axial direction of the transducer body.
As a preferable scheme, the two end faces of the flange are provided with the vibration reduction groove structures, wherein the vibration reduction groove structure arranged on the front end face of the flange is a first vibration reduction groove structure, and the vibration reduction groove structure arranged on the rear end face of the flange is a second vibration reduction groove structure; the first vibration reduction groove structure comprises a first annular groove which is formed by taking the center of the front end face of the flange as the center of a circle; the second vibration reduction groove structure comprises a second annular groove which is formed by taking the center of the rear end face of the flange as the center of a circle; the diameter of the second annular groove is larger than that of the first annular groove.
Preferably, the first annular groove is arranged at the joint of the flange and the transducer body.
Preferably, the first vibration reduction groove structure further comprises a third annular groove which is formed by taking the center of the front end face of the flange as the center of a circle, and the diameter of the third annular groove is larger than that of the second annular groove.
As a preferable scheme, the two end faces of the flange are provided with the vibration reduction groove structures, wherein the vibration reduction groove structure arranged on the front end face of the flange is a first vibration reduction groove structure, and the vibration reduction groove structure arranged on the rear end face of the flange is a second vibration reduction groove structure; the first vibration reduction groove structure comprises a fourth annular groove which is formed by taking the center of the front end face of the flange as the center of the circle, the second vibration reduction groove structure comprises a plurality of first vibration reduction holes, the first vibration reduction holes are arranged at intervals along the circumferential direction of the center of the rear end face of the flange, and the diameter of a circle formed by encircling the first vibration reduction holes is larger than that of the fourth annular groove; the depth of the first vibration reduction hole is larger than that of the fourth annular groove.
Preferably, the fourth annular groove is arranged at the joint of the flange and the transducer body.
As a preferred scheme, the first vibration reduction groove structure further comprises a plurality of second vibration reduction holes formed in the front end face of the flange, the second vibration reduction holes are arranged at intervals along the circumferential direction of the center of the front end face of the flange, and the second vibration reduction groove structure further comprises a sixth annular groove formed by taking the center of the rear end face of the flange as the center of a circle; the diameter of a circle formed by surrounding the second vibration reduction holes is larger than that of the fourth annular groove, and the diameter of a circle formed by surrounding the first vibration reduction holes is larger than that of the sixth annular groove; the first vibration damping holes and the second vibration damping holes are staggered; the depth of the second vibration reduction hole is larger than that of the sixth annular groove.
Preferably, the sixth annular groove is arranged at the joint of the flange and the transducer body.
As a preferable scheme, the two end faces of the flange are provided with the vibration reduction groove structures, wherein the vibration reduction groove structure arranged on the front end face of the flange is a first vibration reduction groove structure, and the vibration reduction groove structure arranged on the rear end face of the flange is a second vibration reduction groove structure; the first vibration reduction groove structure comprises a plurality of first arc grooves, the second vibration reduction groove structure comprises a plurality of second arc grooves, and the first arc grooves and the second arc grooves are arc sections protruding towards the radial outer side of the flange; and each first arc-shaped groove is arranged at intervals along the central circumference of the front end surface of the flange, each second arc-shaped groove is arranged at intervals along the central circumference of the rear end surface of the flange, and the diameter of a circle formed by the surrounding of each second arc-shaped groove is smaller than that of a circle formed by the surrounding of each first arc-shaped groove.
As a preferred scheme, the second vibration reduction groove structure further comprises a fifth annular groove which is formed by taking the center of the rear end face of the flange as the center of the circle, and the diameter of the fifth annular groove is smaller than the diameter of the circle formed by the surrounding of the first arc grooves and larger than the diameter of the circle formed by the surrounding of the second arc grooves; and the depth of the first arc-shaped groove and the depth of the second arc-shaped groove are both larger than the depth of the fifth annular groove.
As a preferable scheme, the energy converter body comprises an amplitude transformer and a piezoelectric vibrator arranged at the rear end of the amplitude transformer, the front end of the amplitude transformer is used for being connected with a processing tool, and the flange is integrally formed at the outer edge of the amplitude transformer.
As a preferable scheme, the transducer body comprises a front end cover and a piezoelectric vibrator arranged at the rear end of the front end cover, the front end of the front end cover is used for being connected with a processing tool, and the flange is integrally formed at the outer edge of the front end cover.
Preferably, the rear end face of the flange is provided with a mounting hole for being fastened and connected with the ultrasonic device body.
In order to achieve the same purpose, the invention also provides an ultrasonic knife handle, which comprises a knife handle body, a wireless signal receiving device and a transducer as described above; the ultrasonic tool comprises a tool handle body, a tool body, a wireless signal receiving device, a transducer, a wireless signal transmitting device and a flange, wherein the tool handle body is arranged on the outer periphery of the tool handle body, the ultrasonic tool body is arranged on the tool handle body, the rear end of the tool handle body is connected with a machine tool spindle, an inner cavity is formed in the front end of the tool handle body, the wireless signal receiving device is arranged on the outer periphery of the tool handle body and is in communication connection with the wireless signal transmitting device arranged outside, the transducer is electrically connected with the wireless signal receiving device, the rear end of the transducer is arranged in the inner cavity, and the flange is fixedly connected with the tool handle body.
As the preferable scheme, ultrasonic knife handle still includes the gland, be provided with the step on the inner chamber lateral wall of handle of a knife body, the rear end face butt of flange the step, the gland cover is located the periphery of transducer and butt the preceding terminal surface of flange.
Preferably, the ultrasonic knife handle further comprises a vibration reduction pad, wherein the vibration reduction pad is arranged between the rear end face of the flange and the step or between the front end face of the flange and the gland.
Preferably, the vibration damping pad is made of a high temperature resistant material.
As a preferable scheme, the outer edge of the flange is provided with a welding position, and the flange is welded with the inner side wall of the mounting cavity of the cutter handle body through the welding position.
As the preferable scheme, ultrasonic knife handle still includes the pin, the both ends of pin install respectively in the rear end face of flange and step, in order to connect the handle of a knife body with the flange.
Compared with the prior art, the invention has the beneficial effects that:
according to the transducer with the multidirectional vibration isolation function for the ultrasonic device, the vibration isolation structure is arranged on the flange and comprises the vibration isolation groove structure which is arranged on at least one end face of the flange, the depth of at least one groove body in the vibration isolation groove structure is larger than half of the thickness of the flange, the flange can be subjected to material reduction treatment through the vibration isolation groove structure, so that the strength of the flange is weakened, the depth of the groove body is set to be larger than half of the thickness of the flange, ultrasonic vibration can be transmitted and diffused to the periphery of the flange, the ultrasonic vibration can be greatly reduced through the vibration isolation groove structure, only a small amount of ultrasonic vibration is transmitted through the narrower flange end face, and therefore the transmission of the ultrasonic vibration to the ultrasonic device body through the flange can be effectively reduced, the loss of ultrasonic vibration energy can be reduced, the ultrasonic vibration energy can be effectively transmitted to a processing tool, the ultrasonic vibration energy can be transmitted to a processed material through the processing tool, and the ultrasonic processing efficiency of the processing tool can be improved.
According to the ultrasonic knife handle, the transmission of ultrasonic vibration to the knife handle body can be reduced, the ultrasonic vibration is prevented from being transmitted to the machine tool spindle through the knife handle body to interfere the rotation of the machine tool spindle, the damage of the spindle caused by the impact of the ultrasonic vibration on the machine tool spindle can be avoided, and the ultrasonic vibration energy is ensured to be effectively transmitted to a processing tool.
Further, the flange is arranged at the vibration node (namely the vibration zero point) of the transducer body, so that the transmission of ultrasonic vibration to the ultrasonic device body through the flange can be further reduced and even isolated.
Still further, the flange passes through the welding position on it and ultrasonic device body welding, through welded mode, and it compares with the mode of being connected through the fastener, does not need to set up the mounting hole on the flange on the one hand, has saved the space of flange, and on the other hand, welded mode can guarantee that transducer and ultrasonic device body are connected firm reliable, improves its ultrasonic device's life.
Furthermore, the front end and the rear end of the flange are respectively provided with vibration reduction groove structures with different structures and shapes, the depth of the vibration reduction groove structures which are arranged in a non-annular mode at intervals is deeper, the depth of the vibration reduction groove structures which are arranged in an annular mode is shallower, ultrasonic vibration can be reduced greatly by the deeper vibration reduction groove structures, and the overall rigidity of the flange is ensured while the ultrasonic vibration is reduced by the shallower vibration reduction groove structures.
Drawings
FIG. 1 is a schematic diagram of a transducer according to a first embodiment of the present invention;
FIG. 1a is an enlarged partial view of portion A of FIG. 1;
FIG. 1b is a schematic diagram of another transducer according to a first embodiment of the present invention;
FIG. 1c is a schematic diagram of yet another transducer in accordance with an embodiment of the present invention;
FIG. 2 is a simplified schematic diagram of a transducer according to a second embodiment of the present invention;
FIG. 2a is a schematic diagram of another view of a transducer according to a second embodiment of the present invention;
FIG. 2b is a left side view of FIG. 2;
FIG. 2c is a cross-sectional view A-A of FIG. 2 b;
FIG. 2d is a B-B cross-sectional view of FIG. 2B;
FIG. 3 is a simplified schematic diagram of a transducer according to a third embodiment of the present invention;
FIG. 3a is a schematic diagram of another view of a transducer according to a third embodiment of the present invention;
FIG. 3b is a left side view of FIG. 3;
FIG. 3c is a cross-sectional view A-A of FIG. 3 b;
FIG. 3d is a B-B cross-sectional view of FIG. 3B;
FIG. 4 is a simplified schematic diagram of a transducer according to a fourth embodiment of the present invention;
FIG. 4a is a schematic diagram of another view of a transducer according to a fourth embodiment of the present invention;
FIG. 4b is a left side view of FIG. 4;
FIG. 4c is a cross-sectional view A-A of FIG. 4 b;
FIG. 4d is a B-B cross-sectional view of FIG. 4B;
FIG. 5 is a simplified schematic diagram of a transducer according to a fifth embodiment of the present invention;
FIG. 5a is a schematic diagram of another view of a transducer according to a fifth embodiment of the present invention;
FIG. 5b is a left side view of FIG. 5;
FIG. 5c is a cross-sectional view A-A of FIG. 5 b;
FIG. 5d is a B-B cross-sectional view of FIG. 5B;
FIG. 6 is a simplified schematic diagram of a transducer according to a sixth embodiment of the invention;
FIG. 6a is a schematic diagram of another view of a transducer according to a sixth embodiment of the present invention;
FIG. 6b is a left side view of FIG. 6;
FIG. 6c is a cross-sectional view A-A of FIG. 6 b;
FIG. 6d is a B-B cross-sectional view of FIG. 6B;
FIG. 7 is a schematic view of an ultrasonic blade handle according to the present invention;
FIG. 7a is a schematic view of another ultrasonic blade handle according to the present invention;
FIG. 7b is a schematic view of yet another ultrasonic blade handle of the present invention;
in the figure, 1, a transducer; 10. a transducer body; 11. a flange; 111. welding positions; 112. a mounting hole; 12. a horn; 121. a tool clamping part; 122. a tapered bore; 13. a vibration damping structure; 14. a first vibration reduction groove structure; 141. a first annular groove; 142. a third annular groove; 143. a fourth annular groove; 144. a first arc-shaped groove; 145. a second vibration damping hole; 15. a second vibration reduction groove structure; 151. a second annular groove; 152. a first vibration damping hole; 153. a second arc-shaped groove; 154. a fifth annular groove; 155. a sixth annular groove; 17. a front end cover; 18. a piezoelectric vibrator; 2. a shank body; 21. an inner cavity; 22. a step; 3. a wireless signal receiving device; 4. a pin; 5. a machining tool; 6. a gland; 7. a vibration damping pad; 8. a seal ring; 9. and (5) pulling nails.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices 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 present invention. It should be understood that the terms "first," "second," and the like are used herein to describe various information, but such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the invention.
In addition, in the description of the present invention, the terms "front end" and "rear end" refer to the end close to the processing tool when the processing tool is mounted on the transducer, and the end facing away from the processing tool is the "rear end".
The first aspect of the present invention provides a transducer, which is mainly applied to ultrasonic devices such as ultrasonic tool holders, ultrasonic clamps, ultrasonic spindles, ultrasonic machine tools, and the like.
The specific embodiment of the transducer is as follows:
embodiment one:
the present embodiment proposes a transducer 1 for an ultrasonic device with a multidirectional vibration isolation function, where the transducer 1 in the present embodiment is shown in fig. 1, 1a, 1b, and 1c, and the transducer 1 includes a transducer body 10 and a flange 11 disposed on the periphery of the transducer body 10, where the front end of the transducer body 10 is used for mounting a processing tool 5, and the flange 11 is provided with a vibration reduction structure 13 for reducing transmission of ultrasonic vibration from the transducer 1 to the ultrasonic device body; the vibration damping structure 13 comprises a first vibration damping groove structure 14 arranged on the front end surface of the flange 11 and/or a second vibration damping groove structure 15 arranged on the rear end surface of the flange 13.
Specifically, in this embodiment, in order to achieve the purpose of reducing the transmission of the ultrasonic vibration to the ultrasonic device body, the vibration absorbing structure 13 is specifically configured as a vibration absorbing groove structure formed on at least one end surface of the flange 11, and the depth of at least one groove body in the vibration absorbing groove structure is greater than half of the thickness of the flange 11, so that the ultrasonic vibration cannot be directly transmitted radially outward along the center of the flange 11, but is dispersed around. The method specifically comprises three implementation forms: the front end face of the flange 11 is provided with a vibration reduction groove structure, or the rear end face of the flange 11 is provided with a vibration reduction groove structure, or both the front end face and the rear end face of the flange 11 are provided with vibration reduction groove structures, the vibration reduction groove structure provided at the front end face is defined as a first vibration reduction groove structure 14, and the vibration reduction groove structure provided at the rear end face of the flange is defined as a second vibration reduction groove structure 15; namely, the flange 11 is subjected to material reduction treatment, so that the strength of the flange 11 is weakened, ultrasonic vibration is reduced and transmitted to the ultrasonic device body through the flange 11, and in addition, the depth of the vibration reduction groove structure is greater than half of the thickness of the flange 11, namely, the vibration reduction groove structure can prevent the ultrasonic vibration from being directly transmitted from the central position of the flange 11. The flange 11 can be subjected to material reduction treatment by arranging the vibration reduction groove structure, so that the strength of the flange 11 is weakened, ultrasonic vibration can be transmitted and diffused to the periphery of the flange 11 by arranging the vibration reduction groove structure, the ultrasonic radial outward strength is weakened due to the arrangement of the vibration reduction groove structure, the depth of at least one groove body in the vibration reduction groove structure is set to be more than half of the thickness of the flange 11, the ultrasonic vibration is prevented from being transmitted to the periphery of the flange 11 along the center line of the thickness direction of the flange 11 directly, the ultrasonic vibration can be greatly reduced by arranging the vibration reduction groove structure, only a small amount of ultrasonic vibration is transmitted through the end face of the flange 11, the ultrasonic vibration can be effectively reduced to the ultrasonic device body through the flange 11, the loss of ultrasonic vibration energy can be reduced, the ultrasonic vibration energy can be effectively transmitted to a processing tool 5, and the ultrasonic vibration energy is transmitted to a processed material through the processing tool 5, and the ultrasonic processing efficiency of the processing tool 5 is improved.
As shown in Table one, taking an ultrasonic knife handle as an example, whether the front end surface and the rear end surface of the flange 11 are provided with vibration reduction groove structures, the vibration reduction effect on ultrasonic vibration is different, and a great amount of experiments show that the vibration reduction effect of the vibration reduction groove structures is better than that of the vibration reduction groove structures which are not provided, the vibration reduction groove structures are provided on the front end surface and the rear end surface, the vibration reduction effect of the vibration reduction groove structures is better than that of the vibration reduction groove structures which are provided on only one end surface, the vibration amplitude of the tail end of the knife handle can be reduced by the vibration reduction groove structures on the flange 11, and the vibration amplitude of a processing tool (such as a cutter) at the front section of the knife handle is improved, so that the ultrasonic vibration energy is effectively transmitted to the processing tool 5, and the ultrasonic processing efficiency of the processing tool is improved.
Table-flange vibration transmission contrast table
Based on the technical scheme, through arranging the vibration reduction structure 13 on the flange 11, the transmission of ultrasonic vibration from the transducer 1 to the ultrasonic device body can be reduced through the flange 11; meanwhile, ultrasonic vibration is fully transmitted to the processing tool 5, so that vibration energy loss can be reduced, and ultrasonic processing efficiency is improved.
Preferably, the flange 11 is disposed at a vibration node of the transducer body 10, which is a vibration zero point, and for the ultrasonic tool handle, the flange 11 is generally disposed near the rear end face of the horn 12 or the front end cover 17, so that the transmission of the ultrasonic vibration to the ultrasonic device body through the flange 11 can be effectively reduced or even isolated.
Further, referring to fig. 1 and 1a, the transducer body 10 includes a horn 12 and a piezoelectric vibrator 18 mounted at a rear end of the horn 12, and a front end of the horn 12 is adapted to be connected to the processing tool 5.
In the present embodiment, a tool clamping part 121 for mounting a processing tool is provided at the front end of the horn 12; alternatively, a tapered bore 122 may be provided in the forward end of the horn 12 for mounting the working tool 5.
Referring back to fig. 1 and 1a, a first vibration reduction groove structure 14 is formed in the front end face of the flange 11, a second vibration reduction groove structure 15 is formed in the rear end face of the flange, the first vibration reduction groove structure 14 and the second vibration reduction groove structure 15 are arranged in a staggered mode, the first vibration reduction groove structure 14 is located at the joint of the flange 11 and the amplitude transformer 12, the second vibration reduction groove structure 15 is located on the outer side of the first vibration reduction groove structure 14, the depth of a groove body with the largest depth in the first vibration reduction groove structure 14 is set to be L1, the depth of a groove body with the largest depth in the second vibration reduction groove structure is set to be L2, and the thickness of the flange is set to be L, wherein l1+l2 is larger than or equal to L, so that ultrasonic vibration of the transducer body 10 is blocked by air on a path which is transmitted to the flange 11 in the radial direction, and therefore vibration reduction effect can be improved.
In this embodiment, when the first vibration reduction groove structure 14 includes a plurality of groove bodies and/or the second vibration reduction groove structure 15 includes a plurality of groove bodies, it is ensured that the sum of the depth of at least one groove body of the first vibration reduction groove structure 14 and the depth of one groove body of one second vibration reduction groove structure 15 is greater than the thickness of the flange 11, so that the transmission of ultrasonic vibration to the ultrasonic device body can be further reduced.
More preferably, when the first vibration reduction groove structure 14 includes a plurality of groove bodies and/or the second vibration reduction groove structure 15 includes a plurality of groove bodies, the sum of the depths of the groove bodies of two first vibration reduction groove structures 14 and the groove bodies of the second vibration reduction groove structure 15 that are radially adjacent along the flange 11 is greater than the depth of the flange 11.
In fig. 1b, a second vibration damping groove structure 15 is formed on the rear end surface of the flange 11, and the second vibration damping groove structure 15 is located at the joint of the flange 11 and the amplitude transformer 12.
As an alternative to the above embodiment, as shown in fig. 1c, the transducer body 10 includes a front cover 17 and a piezoelectric vibrator 18 mounted on the rear end of the front cover 17, the front end of the front cover 17 is used for connecting with the processing tool 5, and the flange 11 is integrally formed on the outer edge of the front cover 17; specifically, the working tool 5 may be directly connected to the front end cap 17, or the working tool 5 may be indirectly connected to the front end cap 17 through the horn 12. In fig. 1c, a first vibration reduction groove structure 14 is formed on the front end surface of the flange 11, and the first vibration reduction groove structure 14 is located at the connection position between the flange 11 and the front end cover 17.
Therefore, the first vibration reduction groove structures 14 on the front end surface of the flange 11 are located at the connection positions of the flange 11 and the amplitude transformer 12 or the front end cover 17, so that the connection area of the flange 11 and the transducer body 10 can be reduced, the connection positions of the flange 11 and the transducer body 10 are located in the vibration node area, the transmission of ultrasonic vibration from the transducer body 10 to the flange 11 is reduced, and the transmission of ultrasonic vibration to the ultrasonic device body can be reduced finally.
For example, the piezoelectric vibrator 18 may be a magnetovibrator, and in the case of a magnetovibrator, magnetic energy is converted into mechanical energy by using the magnetostrictive effect of a magnetocaloric material, thereby generating ultrasonic vibration.
Specifically, in the present embodiment, the flange 11 is provided with a welding site 111 for welding with the ultrasonic device body, and the transducer 1 is welded with the ultrasonic device body through the welding site 111.
Further, in order to minimize transmission of ultrasonic vibrations to the ultrasonic device body through the flange, a welding site 111 is provided on the outer edge of the flange 11, and the transducer is welded to the ultrasonic device body through the welding site 111 on the outer edge of the flange 11.
Preferably, the welding position 111 is provided at a vibration node in the radial direction of the flange 11, that is, at the welding position 111 of the flange, the ultrasonic vibration transmitted radially outward is zero, so that the transmission of the ultrasonic vibration from the flange 11 to the ultrasonic device body can be further reduced.
Preferably, the welding position 111 is offset from the center line position of the flange 11 in the thickness direction thereof, that is, the welding position can be avoided from the center position of the flange 11, and the transmission of the ultrasonic vibration to the ultrasonic device body can be reduced.
Similarly, in order to further reduce transmission of ultrasonic vibrations to the ultrasonic device body via the flange 11, the welding site 111 is provided in a region where the flange has the largest outer diameter.
Referring to fig. 1, in the present embodiment, the welding position 111 is a straight line parallel to the axial direction of the transducer body when viewed in a cross section along the axial direction of the transducer body 10.
Furthermore, in addition to the above-described welding, the flange 11 may be fastened to the transducer body 10 through a mounting hole provided at the rear end surface thereof.
The flange 11 is welded with the ultrasonic device body through the welding position 111 on it, through welded mode, and it compares with the mode of being connected through the fastener, does not need to set up the mounting hole on the flange 11 on the one hand, has saved the space of flange 11, and on the other hand, welded mode can guarantee that transducer 1 and ultrasonic device body are connected firmly reliably, improves its ultrasonic device's life.
Embodiment two:
specifically, as shown in fig. 2, 2a, 2b, 2c and 2d, the present embodiment is different from the first embodiment in that the first vibration damping groove structure 14 includes a first annular groove 141 opened with the center of the front end surface of the flange 11 as the center of the circle; the second vibration reduction groove structure 15 includes a second annular groove 151 opened with the center of the rear end face of the flange 11 as the center, and the diameter of the second annular groove 151 is larger than that of the first annular groove 141. Specifically, the first annular groove 141 and the second annular groove 151 are coaxially formed, and by this structure, the transmission of ultrasonic vibrations along the radial direction of the flange 11 can be reduced more preferably, and the transmission of ultrasonic vibrations to the ultrasonic device body via the flange 11 can be reduced.
As a preferred solution, the first annular groove 141 is disposed at the connection position between the flange 11 and the transducer body 10, that is, the connection position between the flange 11 and the transducer body 10 is provided with the first annular groove 141 for isolation, so that the transmission of ultrasonic vibration from the transducer body 10 to the flange 11 radially outwards can be reduced, and the transmission of ultrasonic vibration to the ultrasonic device body can be reduced. As can be seen from fig. 2c, the depth of the first and second annular grooves 141 and 151 is greater than the thickness of the flange 11, so that ultrasonic vibration energy can be transmitted to the surroundings, and the ultrasonic vibration energy is reduced from being transmitted radially outward through the flange 11, thereby reducing the ultrasonic vibration transmitted to the body of the ultrasonic device.
Other features of the transducer of this embodiment are the same as those of the first embodiment, and will not be described in detail here.
Embodiment III:
referring to fig. 3, 3a, 3b, 3c, and 3d, the present embodiment proposes a transducer 1 for an ultrasonic device, which is different from the second embodiment only in that the opening shapes and the distribution of the first vibration reduction groove structure 14 and the second vibration reduction groove structure 15 are different; the first vibration reduction groove structure 14 comprises a first annular groove 141 and a third annular groove 142 which are formed by taking the center of the front end face of the flange 11 as the center of the circle, the second vibration reduction groove structure 15 comprises a second annular groove 151 which is formed by taking the center of the rear end face of the flange 11 as the center of the circle, the diameter of the second annular groove 151 is larger than that of the first annular groove 141, and the diameter of the third annular groove 142 is larger than that of the second annular groove 151; through seting up first annular groove 141, second annular groove 151 and third annular groove 142 respectively at the both ends face of flange 11, can be through reducing the material treatment, make ultrasonic vibration along the radial transfer path of flange 11 receive the hindrance of annular groove, make ultrasonic vibration transmit around, prevent ultrasonic vibration to transmit to on the ultrasonic device body through flange 11 better.
Preferably, the first annular groove 141 is provided at the junction of the flange 11 and the transducer body 10, so as to better reduce the transmission of ultrasonic vibrations from the body of the ultrasonic device radially outwards onto the flange 11.
As can be seen in fig. 3c, the sum of the depths of the first 141 and second 151 annular grooves is greater than the thickness of the flange 11; and the sum of the depths of the third annular groove 142 and the second annular groove 151 is also greater than the thickness of the flange, so that when ultrasonic vibration is transmitted from the transducer body 10 to the flange 11, ultrasonic vibration energy can be transmitted to the periphery through the structure of each annular groove, thereby weakening the ultrasonic vibration transmitted to the ultrasonic device body.
Other features of the transducer of this embodiment are the same as those of the first embodiment, and will not be described in detail here.
Embodiment four:
referring to fig. 4, 4a, 4b, 4c, 4d, this embodiment proposes a transducer 1 for an ultrasonic tool holder, which is different from the second embodiment in that: the first vibration reduction groove structure 14 and the second vibration reduction groove structure 15 are arranged in different shapes and different distributions.
Specifically, the first vibration reduction groove structure 14 includes a fourth annular groove 143 formed with a center of a front end surface of the flange 11 as a center, the second vibration reduction groove structure 15 includes a plurality of first vibration reduction holes 152, each first vibration reduction hole 152 is circumferentially spaced along the center of a rear end surface of the flange 11, and a diameter of a circle formed by surrounding each first vibration reduction hole 152 is larger than a diameter of the fourth annular groove 143; by providing the fourth annular groove 143 and the first vibration reducing holes 152, the transmission of ultrasonic vibrations to the ultrasonic device body through the flange 11 can be further reduced. Wherein the fourth annular groove 143 is located at the junction of the flange 11 and the transducer body 10.
As can be seen from fig. 4c, the sum of the depths of the first vibration damping hole 152 and the fourth annular groove 143 is greater than the thickness of the flange 11, and the first vibration damping hole 152 and the fourth annular groove 143 can transmit ultrasonic vibration energy to the surroundings when the ultrasonic vibration is transmitted to the flange 11, thereby attenuating the ultrasonic vibration transmitted to the ultrasonic device body. Wherein the depth of the first vibration damping holes 152 is greater than the depth of the fourth annular groove 143.
Other features of the transducer of this embodiment are the same as those of the first embodiment, and will not be described in detail here.
Fifth embodiment:
referring to fig. 5, 5a, 5b, 5c, and 5d, the transducer 1 provided in this embodiment is different from the transducer provided in the fourth embodiment only in that the first vibration reduction groove structure 14 and the second vibration reduction groove structure 15 are formed in different manners, in this embodiment, the first vibration reduction groove structure 14 includes a fourth annular groove 143 and a plurality of second vibration reduction holes 145 formed by forming a circle with the center of the front end surface of the flange 11 as the center, each second vibration reduction hole 145 is disposed at intervals along the central circumference of the front end surface of the flange 11, and the diameter of the circle formed by enclosing each second vibration reduction hole 145 is greater than the diameter of the fourth annular groove 143; the second vibration reduction groove structure 15 includes a plurality of first vibration reduction holes 152 and a sixth annular groove 155 formed by taking the center of the rear end surface of the flange 11 as the center of the circle, wherein the first vibration reduction holes 152 are arranged at intervals along the circumferential direction of the center of the rear end surface of the flange 11, and the diameter of a circle formed by encircling the first vibration reduction holes 152 is larger than that of the sixth annular groove 155. Illustratively, referring to FIG. 6d, the first vibration damping holes 152 and the second vibration damping holes 145 are staggered. In this embodiment, by forming the first vibration damping hole 152, the second vibration damping hole 145, the fourth annular groove 143 and the sixth annular groove 155 on the end face of the flange 11, the transmission of the ultrasonic vibration to the ultrasonic device body through the flange 11 can be effectively reduced by removing the material and the form of the opening between the slots. The depths of the first vibration damping hole 152 and the second vibration damping hole 145 are larger than the depths of the sixth annular groove 155 and the fourth annular groove 143.
Specifically, the fourth annular groove 143 and the sixth annular groove 155 are disposed opposite to each other, and the fourth annular groove 143 and the sixth annular groove 155 are disposed at the connection portion of the flange 11 and the transducer body 10.
As can be seen from fig. 5c, the sum of the depths of the fourth annular groove 143 and the first vibration damping hole 152 is greater than the thickness of the flange 11, and the sum of the depths of the sixth annular groove 155 and the second vibration damping hole 145 is also greater than the thickness of the flange 11, so that the ultrasonic vibration passing through the flange 11 can be better transmitted to the periphery, thereby reducing the transmission of the ultrasonic vibration to the ultrasonic device body.
Other features of the transducer of this embodiment are the same as those of the fourth embodiment, and will not be described here again.
Example six:
referring to fig. 6, 6a, 6b, 6c and 6d, the difference between the first vibration reduction groove structure 14 and the second vibration reduction groove structure 15 is different from the second embodiment in terms of opening shape and distribution.
Specifically, the first vibration reduction groove structure 14 includes a plurality of first arc grooves 144, the second vibration reduction groove structure 15 includes a plurality of second arc grooves 153, and the first arc grooves 144 and the second arc grooves 153 are arc segments protruding radially outward of the flange 11; and each first arc groove 144 is arranged at intervals along the central circumferential direction of the front end surface of the flange 11, each second arc groove 153 is arranged at intervals along the central circumferential direction of the rear end surface of the flange 11, and the diameter of the circle formed by the second arc grooves 153 is smaller than that of the circle formed by the first arc grooves 144. In this embodiment, the first arc groove 144 and the second arc groove 153 are formed in the front end surface of the flange 11 and the rear end of the flange 11, respectively, and the transmission of ultrasonic vibrations to the ultrasonic device body through the flange 11 can be reduced by the process of reducing the material.
In order to further reduce the transmission of ultrasonic vibrations between the transducer 1 and the body of the ultrasonic device, in this embodiment, the second vibration reduction groove structure 15 further includes a fifth annular groove 154 formed with the center of the rear end surface of the flange 11 as the center of the circle, and the diameter of the fifth annular groove 154 is smaller than the diameter of the circle surrounded by the first arc grooves 144 and larger than the diameter of the circle surrounded by the second arc grooves 153. And the depth of the first arcuate slot 144 and the depth of the second arcuate slot 153 are both greater than the depth of the fifth annular groove 154.
The second arc-shaped groove 153 is disposed at the connection portion between the flange 11 and the transducer body 10.
Referring to fig. 6c, the sum of the depths of the fifth annular groove 154 and the first arc groove 144 is greater than the thickness of the flange 11, so that the transmission of ultrasonic vibration to the ultrasonic device body through the flange 11 can be further reduced; illustratively, the sum of the depths of the first arcuate slot 144 and the second arcuate slot 153 is also greater than the thickness of the flange 11, as well as reducing the transmission of ultrasonic vibrations through the flange 11 to the body of the ultrasonic device.
Other features of the transducer of this embodiment are the same as those of the first embodiment, and will not be described in detail here.
In the above, only six preferred embodiments of the transducer 1 are given, and in the structures of the first vibration damping slot structure 14, the second vibration damping slot structure 15 given in the above examples, it is possible to directly and freely combine to form specific embodiments of the transducer 1 not limited to six, but in a larger number.
The transducer 1 may be used in an ultrasonic tool holder, and may be used in other ultrasonic devices such as an ultrasonic jig, an ultrasonic spindle, an ultrasonic machine tool, and the like.
Referring to fig. 7, 7a and 7b, a second aspect of the present invention also proposes an ultrasonic blade holder comprising the transducer 1 of all the embodiments described above.
Further, the ultrasonic knife handle also comprises a knife handle body 2 and a wireless signal receiving device 3, the knife handle body 1 is the ultrasonic device body, the rear end of the knife handle body 2 is used for being connected with a main shaft of a machine tool, the front end of the knife handle body 2 is provided with an inner cavity 21, and the wireless signal receiving device 3 is arranged on the periphery of the knife handle body 2 and is used for being in communication connection with an externally arranged wireless signal transmitting device 3; the transducer 1 is electrically connected with the wireless signal receiving device 3, the rear end of the transducer 1 is arranged in the inner cavity 21, and the flange 11 is fixedly connected with the knife handle body 2.
The ultrasonic knife handle is characterized in that the knife handle body 2 is used for connecting a main shaft of a machine tool, installing a wireless signal transmitting device 3, a transducer and other components; in the working process, the wireless signal transmitting device transmits the high-frequency electric energy signal generated by the ultrasonic power source generator to the wireless signal receiving device 3 in a wireless transmission mode, the wireless signal receiving device 3 is used for receiving the signal transmitted by the wireless transmission transmitting device and reducing the sensed signal into the high-frequency electric energy signal to be transmitted to the piezoelectric vibrator, the piezoelectric vibrator has a piezoelectric effect, the piezoelectric effect of the piezoelectric vibrator is utilized to convert the frequency electric signal into high-frequency mechanical vibration, the mechanical vibration is amplified by the amplitude transformer 12 and transmitted to the processing tool 5 at the front end of the mechanical vibration, and the processing tool 5 is driven by the ultrasonic vibration and the rotation of a machine tool spindle together, so that the ultrasonic processing of a workpiece is realized.
With continued reference to fig. 7 and 7a, the ultrasonic tool holder further includes a gland 6, a step 22 is disposed on a side wall of the inner cavity 21 of the tool holder body 2, a rear end face of the flange 11 is connected to the step 22, and the gland 6 is sleeved on the periphery of the amplitude transformer 12 and is connected to a front end face of the flange 11; the flange 11 is connected to the step 22 of the gland 6, so that the movement of the flange 11 in the axial direction can be further limited, thereby preventing the flange 11 from shifting relative to the cutter handle body 2, and ensuring that the amplitude transformer 12 does not incline.
In a specific embodiment, the ultrasonic knife handle further comprises a vibration-damping pad 7, and referring to fig. 1b, the vibration-damping pad 7 is arranged between the rear end surface of the flange 11 and the step 22; in addition, the vibration damping pad 7 may be provided between the front end surface of the flange 11 and the gland 6; the vibration-damping pad 7 can further prevent the cutter handle body 2 from vibrating, and meanwhile, the vibration-damping pad 7 can also play a role in dust prevention and water prevention. With continued reference to fig. 1b, a sealing ring 8 is provided between the rear face of the flange 11 and the step 22. Preferably, the vibration damping pad 7 is a vibration damping pad 7 resistant to high temperature for the convenience of welding.
Referring to fig. 7 and 7a, in this embodiment, a welding position 111 is provided on the outer edge of the flange 11, and the flange 11 is welded to the inner side wall of the inner cavity 21 of the tool shank body 2 through the welding position 111; welding position 111 and handle of a knife body 2 welding on the outer fringe through flange 11 can guarantee that flange 11 and handle of a knife body 2 installation are firm reliable, and reducible ultrasonic vibration's transmission to handle of a knife body 2.
Alternatively, referring to fig. 7b, the ultrasonic tool holder is provided with a pin 4, and both ends of the pin 4 are respectively mounted in a mounting hole 112 and a step 22 of the rear end surface of the flange 11 to connect the tool holder body 2 and the horn 12; by connecting the amplitude transformer 12 and the cutter handle body 2 by the pin 4, the connection strength between the amplitude transformer 12 and the cutter handle body 2 can be weakened relative to the connection between the outer edge of the flange 11 and the cutter handle body 2 by welding, so that the transmission of ultrasonic vibration to the cutter handle body 2 through the flange 11 is further reduced.
Illustratively, in this embodiment, the rear end of the shank body 2 is provided with a blind rivet 9 for connection with the spindle of a machine tool.
In summary, the embodiment of the invention provides a transducer 1 for an ultrasonic device, which has a multidirectional vibration isolation function, and is used for the ultrasonic device, by arranging a vibration reduction structure on a flange 11, wherein the vibration reduction structure comprises a vibration reduction groove structure which is arranged on at least one end face of the flange 11, the vibration reduction groove structure comprises one or more groove bodies, the depth of at least one groove body is greater than half of the thickness of the flange 11, the flange can be subjected to material reduction treatment by arranging the vibration reduction groove structure, the strength of the flange is weakened, the depth of the groove body is set to be greater than half of the thickness of the flange 11, the ultrasonic vibration diameter can be prevented from being transmitted radially outwards from the central position in the thickness direction of the flange 11, the ultrasonic vibration is transmitted and diffused to the periphery of the flange 11, the ultrasonic vibration can be greatly reduced through the vibration reduction groove structure, only a small amount of ultrasonic vibration is transmitted through the end face of the flange 11, thereby the ultrasonic vibration can be effectively reduced to the body of the ultrasonic device through the flange 11, the loss of the ultrasonic vibration energy can be reduced, the ultrasonic vibration energy can be effectively transmitted to the processing tool, the processing tool can be ensured, the ultrasonic vibration energy can be effectively transmitted to the processing tool, and the processing efficiency of the processed material can be improved through the processing tool.
The ultrasonic knife handle in the embodiment of the invention can reduce the transmission of ultrasonic vibration to the knife handle body 2, further avoid the transmission of the ultrasonic vibration to the main shaft of the machine tool through the knife handle body 2 to interfere the rotation of the main shaft of the machine tool, and avoid the damage of the main shaft caused by the impact of the ultrasonic vibration on the main shaft of the machine tool.
Further, the flange 11 is provided at the vibration node (i.e., vibration zero point) of the transducer body 10, whereby the transmission of ultrasonic vibrations to the ultrasonic device body via the flange 11 can be further reduced.
Still further, flange 11 passes through the welding position 111 and the ultrasonic device body welding on it, through welded mode, and it compares with the mode of being connected through the fastener, does not need to set up the mounting hole on the flange 11 on the one hand, has saved the space of flange 11, on the other hand, welded mode can guarantee that transducer 1 and ultrasonic device body are connected firmly reliably, improves its ultrasonic device's life.
Furthermore, the front and rear ends of the flange 11 are respectively provided with vibration reduction groove structures with different structures and shapes, the depth of the vibration reduction groove structures which are arranged in a non-annular mode at intervals is deeper, the depth of the vibration reduction groove structures which are arranged in an annular mode is shallower, ultrasonic vibration can be reduced greatly by the deeper vibration reduction groove structures, and the overall rigidity of the flange 11 is ensured while the ultrasonic vibration is reduced by the shallower vibration reduction groove structures.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (21)
1. The transducer with the multidirectional vibration isolation function for the ultrasonic device is characterized by comprising a transducer body and a flange arranged on the periphery of the transducer body, wherein the front end of the transducer body is used for installing a processing tool, and a vibration reduction structure for reducing transmission of ultrasonic vibration from the transducer to the ultrasonic device body is arranged on the flange;
the vibration reduction structure comprises a vibration reduction groove structure which is arranged on at least one end face of the flange, the vibration reduction groove structure comprises one or more groove bodies, and the depth of at least one groove body is greater than half of the thickness of the flange;
the flange is provided with a welding position for welding with the ultrasonic device body, the welding position is arranged at the outer edge of the flange, the welding position is arranged at a radial vibration node of the flange, and the welding position deviates from the central line position of the flange along the thickness direction;
The welding position is arranged in the area with the largest outer diameter of the flange;
the welding position is a straight line parallel to the axial direction of the transducer body when viewed on a section along the axial direction of the transducer body.
2. The transducer of claim 1, wherein the flange is provided at a vibration node of the transducer body.
3. The transducer of claim 1, wherein the vibration reduction groove structures are provided on both end surfaces of the flange, wherein the vibration reduction groove structure provided on the front end surface of the flange is a first vibration reduction groove structure, and the vibration reduction groove structure provided on the rear end surface of the flange is a second vibration reduction groove structure; the depth of the groove body with the largest depth in the first vibration reduction groove structure is set to be L1, the depth of the groove body with the largest depth in the second vibration reduction groove structure is set to be L2, and the thickness of the flange is set to be L, wherein L1+L2 is more than or equal to L.
4. A transducer according to any of claims 1-3, wherein the vibration reduction groove structures are provided on both end surfaces of the flange, wherein the vibration reduction groove structure provided on the front end surface of the flange is a first vibration reduction groove structure, and the vibration reduction groove structure provided on the rear end surface of the flange is a second vibration reduction groove structure; the first vibration reduction groove structure comprises a first annular groove which is formed by taking the center of the front end face of the flange as the center of a circle; the second vibration reduction groove structure comprises a second annular groove which is formed by taking the center of the rear end face of the flange as the center of a circle; the diameter of the second annular groove is larger than that of the first annular groove.
5. The transducer of claim 4, wherein the first annular groove is provided at a junction of the flange and the transducer body.
6. The transducer of claim 5, wherein the first vibration reduction groove structure further comprises a third annular groove formed with a center of a front end surface of the flange as a center, and a diameter of the third annular groove is larger than a diameter of the second annular groove.
7. A transducer according to any of claims 1-3, wherein the vibration reduction groove structures are provided on both end surfaces of the flange, wherein the vibration reduction groove structure provided on the front end surface of the flange is a first vibration reduction groove structure, and the vibration reduction groove structure provided on the rear end surface of the flange is a second vibration reduction groove structure; the first vibration reduction groove structure comprises a fourth annular groove which is formed by taking the center of the front end face of the flange as the center of the circle, the second vibration reduction groove structure comprises a plurality of first vibration reduction holes, the first vibration reduction holes are arranged at intervals along the circumferential direction of the center of the rear end face of the flange, and the diameter of a circle formed by encircling the first vibration reduction holes is larger than that of the fourth annular groove;
And the depth of the first vibration reduction hole is larger than that of the fourth annular groove.
8. The transducer of claim 7, wherein the fourth annular groove is provided at a junction of the flange and the transducer body.
9. The transducer of claim 7, wherein the first vibration reduction groove structure further comprises a plurality of second vibration reduction holes formed in the front end face of the flange, each of the second vibration reduction holes being circumferentially spaced along the center of the front end face of the flange, the second vibration reduction groove structure further comprising a sixth annular groove formed around the center of the rear end face of the flange; the diameter of a circle formed by surrounding the second vibration reduction holes is larger than that of the fourth annular groove, and the diameter of a circle formed by surrounding the first vibration reduction holes is larger than that of the sixth annular groove; the first vibration damping holes and the second vibration damping holes are staggered;
the depth of the second vibration reduction hole is larger than that of the sixth annular groove.
10. The transducer of claim 9, wherein the sixth annular groove is provided at a junction of the flange and the transducer body.
11. A transducer according to any of claims 1-3, wherein the vibration reduction groove structures are provided on both end surfaces of the flange, wherein the vibration reduction groove structure provided on the front end surface of the flange is a first vibration reduction groove structure, and the vibration reduction groove structure provided on the rear end surface of the flange is a second vibration reduction groove structure; the first vibration reduction groove structure comprises a plurality of first arc grooves, the second vibration reduction groove structure comprises a plurality of second arc grooves, and the first arc grooves and the second arc grooves are arc sections protruding towards the radial outer side of the flange;
and each first arc-shaped groove is arranged at intervals along the central circumference of the front end surface of the flange, each second arc-shaped groove is arranged at intervals along the central circumference of the rear end surface of the flange, and the diameter of a circle formed by the surrounding of each second arc-shaped groove is smaller than that of a circle formed by the surrounding of each first arc-shaped groove.
12. The transducer of claim 11, wherein the second vibration reduction groove structure further comprises a fifth annular groove formed with a center of a rear end surface of the flange as a center, and a diameter of the fifth annular groove is smaller than a diameter of a circle formed by the first arc grooves and larger than a diameter of a circle formed by the second arc grooves;
And the depth of the first arc-shaped groove and the depth of the second arc-shaped groove are both larger than the depth of the fifth annular groove.
13. A transducer according to any of claims 1-3, wherein the transducer body comprises a horn and a piezoelectric vibrator mounted at the rear end of the horn, the front end of the horn being adapted to be connected to a processing tool, and the flange being integrally formed at the outer edge of the horn.
14. A transducer according to any of claims 1 to 3, wherein the transducer body comprises a front end cap and a piezoelectric vibrator mounted at a rear end of the front end cap, a front end of the front end cap is adapted to be connected to a processing tool, and the flange is integrally formed at an outer edge of the front end cap.
15. A transducer according to any of claims 1-3, wherein the rear end face of the flange is provided with mounting holes for fastening connection with the body of the ultrasonic device.
16. An ultrasonic tool shank comprising a tool shank body, a wireless signal receiving device and a transducer according to any one of claims 1 to 15;
the ultrasonic tool comprises a tool handle body, a tool body, a wireless signal receiving device, a transducer, a wireless signal transmitting device and a flange, wherein the tool handle body is arranged on the outer periphery of the tool handle body, the ultrasonic tool body is arranged on the tool handle body, the rear end of the tool handle body is connected with a machine tool spindle, an inner cavity is formed in the front end of the tool handle body, the wireless signal receiving device is arranged on the outer periphery of the tool handle body and is in communication connection with the wireless signal transmitting device arranged outside, the transducer is electrically connected with the wireless signal receiving device, the rear end of the transducer is arranged in the inner cavity, and the flange is fixedly connected with the tool handle body.
17. The ultrasonic blade of claim 16, further comprising a gland, wherein the blade body has a stepped portion on a sidewall of the cavity, wherein the flange has a rear end surface that abuts the stepped portion, and wherein the gland is disposed around the transducer and abuts the flange front end surface.
18. The ultrasonic blade handle of claim 17, further comprising a vibration-damping pad disposed between the rear face of the flange and the step or between the front face of the flange and the gland.
19. The ultrasonic blade handle of claim 18, wherein the vibration-damping pad is made of a high temperature resistant material.
20. The ultrasonic blade handle of claim 17, wherein the flange has a weld site on an outer edge thereof, the flange being welded to an inner sidewall of the mounting cavity of the blade handle body by the weld site.
21. The ultrasonic blade handle of claim 17, further comprising a pin having opposite ends mounted to the rear face of the flange and the step, respectively, to connect the blade handle body and the flange.
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| CN111940771B (en) * | 2019-05-17 | 2022-07-12 | 中国科学院宁波材料技术与工程研究所 | Ultrasonic knife handle |
| CN114833596A (en) * | 2022-04-28 | 2022-08-02 | 深圳迈菲精密有限公司 | Ultrasonic main shaft |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0577145A (en) * | 1991-09-20 | 1993-03-30 | Mitsubishi Heavy Ind Ltd | Ultrasonic machining head |
| WO2001053032A1 (en) * | 2000-01-21 | 2001-07-26 | Hesse & Knipps Gmbh | Holding device for an ultrasonic transducer |
| CN1836820A (en) * | 2006-01-26 | 2006-09-27 | 中南大学 | Supersonic stirring welding method and its device |
| KR100659390B1 (en) * | 2006-06-27 | 2006-12-20 | 조국환 | Shock-absorbing apparatus for ultrasonic welder |
| CN104475318A (en) * | 2014-11-19 | 2015-04-01 | 东莞市优超精密技术有限公司 | Low-impedance ultrasonic machining energy converter |
| CN204366634U (en) * | 2014-11-19 | 2015-06-03 | 东莞市优超精密技术有限公司 | Transducer vibrations isolation handle of a knife |
| CN106334806A (en) * | 2016-10-31 | 2017-01-18 | 东莞市优超精密技术有限公司 | HSK ultrasonic tool handle structure with automatic tool replacement function |
| CN206286154U (en) * | 2016-09-18 | 2017-06-30 | 深圳市美雅洁技术股份有限公司 | A kind of vibration plate type ultrasonic unit and its vacuum cleaners |
| CN106985015A (en) * | 2017-04-13 | 2017-07-28 | 南京航空航天大学 | A kind of monoblock type composite ultraphonic handle device |
| CN107350139A (en) * | 2017-08-03 | 2017-11-17 | 河南理工大学 | Integrated ultrasonic transduction amplitude changing method and system with vibration rejection function for flange |
| CN207255316U (en) * | 2017-07-07 | 2018-04-20 | 常州正河源数控工具有限公司 | Ultrasonic wave handle of a knife |
| CN108380910A (en) * | 2018-04-19 | 2018-08-10 | 唐德祥 | Air suspension formula ultrasound high-speed motorized spindles |
| CN207723519U (en) * | 2017-12-29 | 2018-08-14 | 青岛越海机械有限公司 | A kind of metal perforating device |
| CN108436609A (en) * | 2018-05-21 | 2018-08-24 | 广州汇专工具有限公司 | Ultrasonic wave handle of a knife |
| CN108543691A (en) * | 2018-05-21 | 2018-09-18 | 广州汇专工具有限公司 | Ultrasound barrier amplitude transformer |
| EP3381607A1 (en) * | 2017-03-29 | 2018-10-03 | National Chung-Hsing University | Machining toolholder |
| CN108787406A (en) * | 2018-05-21 | 2018-11-13 | 广州汇专工具有限公司 | Ultrasonic transducer and preparation method thereof |
| CN209520011U (en) * | 2018-11-16 | 2019-10-22 | 汇专绿色工具有限公司 | A kind of energy converter and ultrasonic wave knife handle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9782835B2 (en) * | 2010-03-11 | 2017-10-10 | Edison Industrial Innovation, Llc | Tool attachment and through spindle coolant systems for use with ultrasonic machining modules |
| US9669471B2 (en) * | 2010-03-11 | 2017-06-06 | Cumberland & Western Resources, Llc | Devices for isolating acoustic vibrations in metalworking systems |
-
2018
- 2018-11-16 CN CN201811368938.3A patent/CN109365252B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0577145A (en) * | 1991-09-20 | 1993-03-30 | Mitsubishi Heavy Ind Ltd | Ultrasonic machining head |
| WO2001053032A1 (en) * | 2000-01-21 | 2001-07-26 | Hesse & Knipps Gmbh | Holding device for an ultrasonic transducer |
| CN1836820A (en) * | 2006-01-26 | 2006-09-27 | 中南大学 | Supersonic stirring welding method and its device |
| KR100659390B1 (en) * | 2006-06-27 | 2006-12-20 | 조국환 | Shock-absorbing apparatus for ultrasonic welder |
| CN104475318A (en) * | 2014-11-19 | 2015-04-01 | 东莞市优超精密技术有限公司 | Low-impedance ultrasonic machining energy converter |
| CN204366634U (en) * | 2014-11-19 | 2015-06-03 | 东莞市优超精密技术有限公司 | Transducer vibrations isolation handle of a knife |
| CN206286154U (en) * | 2016-09-18 | 2017-06-30 | 深圳市美雅洁技术股份有限公司 | A kind of vibration plate type ultrasonic unit and its vacuum cleaners |
| CN106334806A (en) * | 2016-10-31 | 2017-01-18 | 东莞市优超精密技术有限公司 | HSK ultrasonic tool handle structure with automatic tool replacement function |
| EP3381607A1 (en) * | 2017-03-29 | 2018-10-03 | National Chung-Hsing University | Machining toolholder |
| CN106985015A (en) * | 2017-04-13 | 2017-07-28 | 南京航空航天大学 | A kind of monoblock type composite ultraphonic handle device |
| CN207255316U (en) * | 2017-07-07 | 2018-04-20 | 常州正河源数控工具有限公司 | Ultrasonic wave handle of a knife |
| CN107350139A (en) * | 2017-08-03 | 2017-11-17 | 河南理工大学 | Integrated ultrasonic transduction amplitude changing method and system with vibration rejection function for flange |
| CN207723519U (en) * | 2017-12-29 | 2018-08-14 | 青岛越海机械有限公司 | A kind of metal perforating device |
| CN108380910A (en) * | 2018-04-19 | 2018-08-10 | 唐德祥 | Air suspension formula ultrasound high-speed motorized spindles |
| CN108436609A (en) * | 2018-05-21 | 2018-08-24 | 广州汇专工具有限公司 | Ultrasonic wave handle of a knife |
| CN108543691A (en) * | 2018-05-21 | 2018-09-18 | 广州汇专工具有限公司 | Ultrasound barrier amplitude transformer |
| CN108787406A (en) * | 2018-05-21 | 2018-11-13 | 广州汇专工具有限公司 | Ultrasonic transducer and preparation method thereof |
| CN209520011U (en) * | 2018-11-16 | 2019-10-22 | 汇专绿色工具有限公司 | A kind of energy converter and ultrasonic wave knife handle |
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