CN105881758A - BT30 ultrasonic knife handle - Google Patents
BT30 ultrasonic knife handle Download PDFInfo
- Publication number
- CN105881758A CN105881758A CN201610247603.0A CN201610247603A CN105881758A CN 105881758 A CN105881758 A CN 105881758A CN 201610247603 A CN201610247603 A CN 201610247603A CN 105881758 A CN105881758 A CN 105881758A
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- Prior art keywords
- ultrasonic
- knife
- knife handle
- handle
- ultrasonic transducer
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- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 20
- 239000000919 ceramic Substances 0.000 claims description 13
- 230000006698 induction Effects 0.000 claims description 8
- 238000003754 machining Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000005674 electromagnetic induction Effects 0.000 abstract description 4
- 238000002604 ultrasonography Methods 0.000 description 11
- 230000006872 improvement Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004899 motility Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
-
- 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
- B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
- B06B2201/50—Application to a particular transducer type
- B06B2201/55—Piezoelectric transducer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a BT30 ultrasonic knife handle. The BT30 ultrasonic knife handle comprises a BT30 knife handle body, a pulling nail, a wireless electric energy transmission device and an ultrasonic transducer. One end of the BT30 knife handle body is connected with the pulling nail, and the other end of the BT30 knife handle body is provided with the ultrasonic transducer. The wireless electric energy transmission device is arranged at the joint of the BT30 knife handle body and the ultrasonic transducer. According to the BT30 ultrasonic knife handle, the structure design is skillful, the BT30 knife handle body and the ultrasonic transducer are reasonably combined to form an integral structure; different from a BT40 knife handle and a BT50 knife handle which are large in size, the BT30 ultrasonic knife handle is smaller in size, lighter in weight and higher in rotation speed, so that automatic knife changing is facilitated; meanwhile, no ultrasonic electric spindle structure needs to be added, and the application cost is reduced; in addition, the BT30 ultrasonic knife handle can be matched with different tool heads through a clamping head on the ultrasonic transducer, the flexibility is high, and the different machining function requirements are met; and meanwhile, the BT30 ultrasonic knife handle is matched with the wireless electric energy transmission device to transmit ultrasonic energy in an electromagnetic induction mode, contact is not needed, the BT30 ultrasonic knife handle has the advantages of being good in working stability, high in rotation speed, long in service life and the like, and extensive popularization is facilitated.
Description
Technical field
The present invention relates to ultrasonic handle of a knife technical field, particularly to a kind of ultrasonic handle of a knife of BT30.
Background technology
More current special material application is more and more extensive, such as glass, sapphire, carborundum, composite etc..These materials are the most crisp due to mechanical property, cause using the requirement of the machining accuracy that traditional processing technique cannot meet these materials.Current industry have employed the mode of ultrasonic energy auxiliary, in conjunction with the high speed rotating of existing lathe, for machinability, machining accuracy and the life-span of raising process tool of this kind of hard brittle material.In ultrasonic wave added is processed, ultrasonic energy is the parameter that processing technique is the most key, and it plays excitation material atomic energy, reduces the effects such as cutting force.Transducer (Transducer) is the core actuator providing ultrasonic energy in Ultrasonic machining, and its operation principle is for utilizing piezoelectric inverse effect that electrical signal of the frequency is converted to high frequency ultrasound vibration, and ultrasonic energy is transferred to rapidoprint.
But existing transducer and ultrasonic handle of a knife are employing split-type structural design, and then add the complexity of ultrasound electric principal shaft structure, range is narrow, and be typically all and use slip ring mode to transmit ultrasonic energy, this contact type structure can exist: the series of problems such as problem such as the easy to wear and speed of mainshaft is low make ultrasonic compound process be difficult to be extended to actual production.
Summary of the invention
For above-mentioned deficiency, it is an object of the invention to, it is provided that a kind of smart structural design, rationally, it is not necessary to increase electric main shaft structure, applied widely, and also lightweight, effectively promote the rotating speed of electro spindle, the ultrasonic handle of a knife of BT30 increased the service life.
The technical scheme that the present invention is used for achieving the above object is: a kind of ultrasonic handle of a knife of BT30, it includes BT30 handle of a knife, blind rivet, wireless electric energy transmission device and ultrasonic transducer, one end of described BT30 handle of a knife is connected with described blind rivet, the other end is provided with the installation cavity for installing described ultrasonic transducer, described ultrasonic transducer is arranged on this installation cavity, and described wireless electric energy transmission device is arranged on the junction of BT30 handle of a knife and ultrasonic transducer.
As a further improvement on the present invention, the rims radial protrusion of described installation cavity forms mounting flange.
As a further improvement on the present invention, described ultrasonic transducer includes tool heads, piezo ceramic element and horn, described tool heads is arranged on the head end of described horn by chuck, the lateral tail face diameter of this horn is to convexing to form an installation connection part, this installation connection part is screwed in the inner side of described mounting flange, and described piezo ceramic element is arranged on the afterbody of described horn by connection member.
As a further improvement on the present invention, described installation connection part is provided with low groove towards the end face inner side of described tool heads, and other end outer fix is provided with upper groove.
As a further improvement on the present invention, described connection member includes screw and lid, and this screw includes head and the bar portion being connected with this head, and this bar portion sequentially passes through described lid and piezo ceramic element, and screws in the breech face of described horn.
As a further improvement on the present invention; described wireless electric energy transmission device includes emitting module and the receiving unit arranged with this emitting module relative spacing; this receiving unit includes secondary protection set and is arranged on the secondary magnetic core in this secondary protection set; it is wound with induction coil on this secondary magnetic core; described emitting module includes former limit protection set and is arranged on the former limit magnetic core in this former limit protection set, and this former limit magnetic core is wound with induction coil.
As a further improvement on the present invention, the center of described former limit protection set is provided with the through hole allowing BT30 handle of a knife pass, and this former limit protection set is fixed on the back cover of ultrasonic transducer.
As a further improvement on the present invention; the center of described secondary protection set is provided with the suit hole suitable with described BT30 handle of a knife; inner hole wall one end radial protrusion in suit hole forms mounting flange, and this mounting flange is screwed in the outer fix of described mounting flange.
The invention have the benefit that the smart structural design of the present invention, rationally BT30 handle of a knife and ultrasonic transducer are combined and form integrative-structure, it is different from large volume of BT40, BT50 handle of a knife, volume is less, weight is lighter, rotating speed is higher, it is beneficial to automatic tool changer, without the need for increasing ultrasound electric principal shaft structure, substantially increase the scope of application of ultrasonic handle of a knife, also reduce the cost of application, and adaptive different tool heads can be carried out by the chuck on ultrasonic transducer, motility is high, to meet different machining functions demands, without using the cutter of customization, reduce cost further, increase range；Coordinate wireless electric energy transmission device to transmit ultrasonic energy in the way of electromagnetic induction simultaneously, without contact, effectively solve abrasion that tradition slip ring mode brought and the series of problems such as problem such as the speed of mainshaft is low, and then the job stability of lifting ultrasound electric principal shaft, there is the advantage such as high rotating speed, life-span length, additionally compact overall structure, volume is little, it is easily installed and realizes, it is easy to be widely popularized use, the materials such as metal, plastics, graphite, carbon fiber effectively can be processed.
Below in conjunction with the accompanying drawings with embodiment, the present invention is further described.
Accompanying drawing explanation
Fig. 1 is the perspective view of the present invention.
Fig. 2 is the decomposition texture schematic diagram of the present invention.
Fig. 3 is the complete section structural representation of the present invention.
Detailed description of the invention
Embodiment: see Fig. 1, Fig. 2 and Fig. 3, the ultrasonic handle of a knife of a kind of BT30 that the present invention provides, it includes BT30 handle of a knife 1, blind rivet 2, wireless electric energy transmission device 3 and ultrasonic transducer 4, one end of described BT30 handle of a knife 1 is connected with described blind rivet 2, the other end is provided with the installation cavity 11 for installing described ultrasonic transducer 4, described ultrasonic transducer 4 is arranged on this installation cavity 11, and described wireless electric energy transmission device 3 is arranged on the junction of BT30 handle of a knife 1 and ultrasonic transducer 4.
It is Nippon Standard that MAS BT type is called for short BT, BT type, installation dimension and DIN
69871, IS0 7388/1 and ANSI is entirely different, it is impossible to use instead.The symmetrical structure of BT type handle of a knife makes it better than the high stability of other three kinds of handle of a knifes.In the present embodiment, the tapering of described BT30 handle of a knife 1 is 7:24, it is different from large volume of BT40, BT50 handle of a knife, volume is little, lightweight, the tapering position maximum dimension D 1 of this BT30 handle of a knife 1 is 31.75mm, and length L at the tapering position of this BT30 handle of a knife 1 is 48.4mm, and the maximum position diameter D2 of this BT30 handle of a knife 1 is 46mm.
Concrete, the rims radial protrusion of described installation cavity 11 forms mounting flange 12.Described ultrasonic transducer 4 includes tool heads 41, piezo ceramic element 42 and horn 43, described tool heads 41 is arranged on the head end of described horn 43 by chuck 44, the lateral tail face diameter of this horn 43 is to convexing to form an installation connection part, this installation connection part is screwed in the inner side of described mounting flange 12, and described piezo ceramic element 42 is arranged on the afterbody of described horn 43 by connection member 44.This connection member 45 includes screw and lid, and this screw includes head and the bar portion being connected with this head, and this bar portion sequentially passes through described lid and piezo ceramic element 42, and screws in the breech face of described horn 43, and reasonable in design is easy to install.It is also preferred that the left described piezo ceramic element 42 includes that polylith is sequentially stacked, and the piezoelectric ceramics being in parallel.Polylith piezoelectric ceramics uses parallel way to connect, and on the basis of ensureing to have small size, effectively reduces impedance, consumes energy low.The center that can also make the tail end face of described horn 43 convexes to form an installation base suitable with the appearance profile of described piezo ceramic element 42.Not only assemble effective, and ensure the bang path of ultrasonic energy, promote ultrasonic energy transmission efficiency, there is good service behaviour.
It is also preferred that the left be provided with low groove at described installation connection part towards the end face inner side of described tool heads 41, other end outer fix is provided with upper groove.It is provided with low groove and upper groove, cross-sectional profiles is zigzag, can preferably combine with mounting flange 12, and combine effective, the outside transmission of ultrasonic energy effectively, thus ensure the bang path of ultrasonic energy, not only it is greatly promoted ultrasonic energy transmission efficiency, and can guarantee that again the verticity of ultrasound electric principal shaft, and then ensure processing effect, there is good service behaviour.
See Fig. 2 and Fig. 3; described wireless electric energy transmission device 3 includes emitting module 31 and the receiving unit 32 arranged with this emitting module 31 relative spacing; this receiving unit 32 includes secondary protection set 321 and is arranged on the secondary magnetic core 322 in this secondary protection set 321; being wound with induction coil on this secondary magnetic core 322, this induction coil is connected with ultrasonic transducer 4.Described emitting module 31 includes former limit protection set 311 and is arranged on the former limit magnetic core 312 in this former limit protection set 311, and this former limit magnetic core 312 is wound with induction coil, and this induction coil is connected with supersonic generator.During work, this supersonic generator produces high frequency ultrasound energy and is loaded into emitting module 31, this emitting module 31 is in the way of electromagnetic induction, ultrasonic energy is delivered to receiving unit 32, and be loaded on ultrasonic transducer 4 by this receiving unit 32, and then reach the purpose of wirelessly transmitting electrical energy, without contact, effectively solve abrasion that tradition slip ring mode brought and the series of problems such as problem such as the speed of mainshaft is low, and then the job stability of lifting ultrasound electric principal shaft, there is the advantage such as high rotating speed, life-span length.
Concrete, the center of described former limit protection set 311 is provided with the through hole allowing BT30 handle of a knife 1 pass, and this former limit protection set 311 is fixed on the back cover of ultrasonic transducer 4.The center of described secondary protection set 321 is provided with the suit hole suitable with described BT30 handle of a knife 1, and inner hole wall one end radial protrusion in suit hole forms mounting flange, and this mounting flange is screwed in the outer fix of described mounting flange 12.
BT30 ultrasound knife handle structure of the present invention design is ingenious, rationally BT30 handle of a knife 1 and ultrasonic transducer 4 are combined formation integrative-structure, it is different from large volume of BT40, BT50 handle of a knife, volume is less, weight is lighter, without the need for increasing ultrasound electric principal shaft structure, substantially increase the scope of application of ultrasonic handle of a knife, also reduce the cost of application, and adaptive different tool heads 41 can be carried out by the chuck on ultrasonic transducer 4, motility is high, to meet different machining functions demands, without using the cutter of customization, reduce cost further, increase range；Coordinate wireless electric energy transmission device 3 to transmit ultrasonic energy in the way of electromagnetic induction simultaneously, without contact, effectively solving abrasion that tradition slip ring mode brought and the series of problems such as problem such as the speed of mainshaft is low, specifically, the ultrasonic handle of a knife of BT30 of the present invention has the advantage that
(1) the ultrasonic handle of a knife of BT30 of the present invention can directly be applied in the structure of existing ultrasound electric principal shaft, it is not necessary to increases the structure of ultrasound electric principal shaft, substantially increases the scope of application of ultrasonic handle of a knife, also reduce the cost of application；
(2) the ultrasonic handle of a knife of BT30 of the present invention uses BT30 handle of a knife specification, is the most also to be at present one of the most commonly used processing handle of a knife form, can the processing of the material such as applied metal, plastics, graphite, carbon fiber, applied widely；
(3) the ultrasonic handle of a knife of BT30 of the present invention uses wireless power transmission type of drive, compared to the slip ring structure of conventional contact, has high rotating speed, life-span advantages of higher；
(4) higher to the adaptability of cutter, adaptive different tool heads 41 can be carried out by the chuck on ultrasonic transducer 4, i.e. can use common cutter, it is not necessary to use the tool sharpening of customization, reduce the cost of application；
(5) the ultrasonic handle of a knife of BT30 of the present invention is compared to tradition handle of a knife, is integrated with ultrasonic energy and rotating energy, is effectively increased machining accuracy, efficiency and cutter life；
(6) the ultrasonic handle of a knife of BT30 of the present invention is different from large volume of BT40, BT50 handle of a knife, and volume is less, and weight is lighter, and rotating speed is higher, beneficially the feature such as automatic tool changer.
The announcement of book and teaching according to the above description, above-mentioned embodiment can also be changed and revise by those skilled in the art in the invention.Therefore, the invention is not limited in detailed description of the invention disclosed and described above, should also be as some modifications and changes of the present invention falling in the scope of the claims of the present invention.Although additionally, employ some specific terms in this specification, but these terms are merely for convenience of description, the present invention is not constituted any restriction, use other same or similar ultrasonic handle of a knife, all in scope.
Claims (6)
1. the ultrasonic handle of a knife of BT30, it is characterized in that: it includes BT30 handle of a knife, blind rivet, wireless electric energy transmission device and ultrasonic transducer, one end of described BT30 handle of a knife is connected with described blind rivet, the other end is provided with the installation cavity for installing described ultrasonic transducer, described ultrasonic transducer is arranged on this installation cavity, and described wireless electric energy transmission device is arranged on the junction of BT30 handle of a knife and ultrasonic transducer.
The ultrasonic handle of a knife of BT30 the most according to claim 1, it is characterised in that the rims radial protrusion of described installation cavity forms mounting flange.
The ultrasonic handle of a knife of BT30 the most according to claim 2, it is characterized in that, described ultrasonic transducer includes tool heads, piezo ceramic element and horn, described tool heads is arranged on the head end of described horn by chuck, the lateral tail face diameter of this horn is to convexing to form an installation connection part, this installation connection part is screwed in the inner side of described mounting flange, and described piezo ceramic element is arranged on the afterbody of described horn by connection member.
The ultrasonic handle of a knife of BT30 the most according to claim 3, it is characterised in that described installation connection part is provided with low groove towards the end face inner side of described tool heads, and other end outer fix is provided with upper groove.
The ultrasonic handle of a knife of BT30 the most according to claim 3, it is characterized in that, described connection member includes screw and lid, and this screw includes head and the bar portion being connected with this head, this bar portion sequentially passes through described lid and piezo ceramic element, and screws in the breech face of described horn.
6. according to the ultrasonic handle of a knife of the BT30 one of claim 2-5 Suo Shu; it is characterized in that; described wireless electric energy transmission device includes emitting module and the receiving unit arranged with this emitting module relative spacing; this receiving unit includes secondary protection set and is arranged on the secondary magnetic core in this secondary protection set; it is wound with induction coil on this secondary magnetic core; described emitting module includes former limit protection set and is arranged on the former limit magnetic core in this former limit protection set, and this former limit magnetic core is wound with induction coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247603.0A CN105881758A (en) | 2016-04-20 | 2016-04-20 | BT30 ultrasonic knife handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247603.0A CN105881758A (en) | 2016-04-20 | 2016-04-20 | BT30 ultrasonic knife handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105881758A true CN105881758A (en) | 2016-08-24 |
Family
ID=56704260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610247603.0A Pending CN105881758A (en) | 2016-04-20 | 2016-04-20 | BT30 ultrasonic knife handle |
Country Status (1)
| Country | Link |
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| CN (1) | CN105881758A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107983974A (en) * | 2017-11-27 | 2018-05-04 | 大连理工大学 | A kind of automatic tool changer ultrasonic wave electro spindle using conventional handle of a knife |
| EP3342534A1 (en) * | 2016-12-27 | 2018-07-04 | National Chung-Hsing University | Machining device |
| CN108436608A (en) * | 2018-03-27 | 2018-08-24 | 中科精感智能（北京）科技有限公司 | It is a kind of can automatic tool changer ultrasonic handle of a knife |
| CN108492973A (en) * | 2018-05-21 | 2018-09-04 | 广州汇专工具有限公司 | Electromagnetism reception device and ultrasonic handle of a knife |
| CN109227704A (en) * | 2018-09-30 | 2019-01-18 | 四川明日宇航工业有限责任公司 | A kind of ultrasonic wave added combined machining method of carbon fibre composite |
| CN111940771A (en) * | 2019-05-17 | 2020-11-17 | 中国科学院宁波材料技术与工程研究所 | Ultrasonic knife handle |
| CN112643911A (en) * | 2020-12-22 | 2021-04-13 | 广东工业大学 | Self-cooling hollow rod ultrasonic knife handle system |
| CN113476110A (en) * | 2021-08-21 | 2021-10-08 | 成都科汇模具有限公司 | Compression rear cover of medical ultrasonic knife transducer |
| CN113579771A (en) * | 2021-07-02 | 2021-11-02 | 科益展智能装备有限公司 | Ultrasonic knife handle, ultrasonic machining device and ultrasonic machining equipment |
| WO2022262207A1 (en) * | 2021-06-18 | 2022-12-22 | 科益展智能装备有限公司 | High-frequency ultrasonic cutter handle, cutter device, and ultrasonic machine tool |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3342534A1 (en) * | 2016-12-27 | 2018-07-04 | National Chung-Hsing University | Machining device |
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| CN108492973A (en) * | 2018-05-21 | 2018-09-04 | 广州汇专工具有限公司 | Electromagnetism reception device and ultrasonic handle of a knife |
| CN109227704A (en) * | 2018-09-30 | 2019-01-18 | 四川明日宇航工业有限责任公司 | A kind of ultrasonic wave added combined machining method of carbon fibre composite |
| CN111940771A (en) * | 2019-05-17 | 2020-11-17 | 中国科学院宁波材料技术与工程研究所 | Ultrasonic knife handle |
| CN112643911A (en) * | 2020-12-22 | 2021-04-13 | 广东工业大学 | Self-cooling hollow rod ultrasonic knife handle system |
| WO2022262207A1 (en) * | 2021-06-18 | 2022-12-22 | 科益展智能装备有限公司 | High-frequency ultrasonic cutter handle, cutter device, and ultrasonic machine tool |
| CN113579771A (en) * | 2021-07-02 | 2021-11-02 | 科益展智能装备有限公司 | Ultrasonic knife handle, ultrasonic machining device and ultrasonic machining equipment |
| CN113476110A (en) * | 2021-08-21 | 2021-10-08 | 成都科汇模具有限公司 | Compression rear cover of medical ultrasonic knife transducer |
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Application publication date: 20160824 |