CN214023536U - Ultrasonic wireless transmitting device - Google Patents
Ultrasonic wireless transmitting device Download PDFInfo
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- CN214023536U CN214023536U CN202022585270.7U CN202022585270U CN214023536U CN 214023536 U CN214023536 U CN 214023536U CN 202022585270 U CN202022585270 U CN 202022585270U CN 214023536 U CN214023536 U CN 214023536U
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
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Abstract
The utility model relates to the technical field of ultrasonic processing, in particular to an ultrasonic wireless transmitting device, which comprises a transmitting frame, wherein the transmitting frame comprises a transmitting part, the transmitting part is in a non-full-circle ring shape, and a first holding tank in the non-full-circle ring shape is arranged on the inner side surface of the transmitting part; the ultrasonic wireless transmitting unit is arranged in the first accommodating groove and comprises a transmitting coil and a transmitting ferrite, and the transmitting coil is accommodated in the transmitting ferrite. Through setting up the annular transmitting part of whole non-circle, install ultrasonic wave handle of a knife cooperation back on the ultrasonic wave main shaft, can leave the space of stepping down in the card sword position department of handle of a knife body to can supply the tool magazine to carry out automatic tool changing, can improve the commonality of equipment tool magazine.
Description
Technical Field
The utility model relates to an ultrasonic machining technical field especially relates to an ultrasonic wave wireless transmitting device.
Background
Ultrasonic machining equipment is widely used because it can improve the surface roughness of the machined surface and improve the machining accuracy, and at the same time, it can reduce the cutting resistance and prolong the service life of the tool by introducing high-frequency vibration into the rotational motion of the tool.
The existing ultrasonic main shaft comprises a fixed part, a rotating part, a bearing and an ultrasonic transmission device. The fixing part comprises a main shaft shell, a front end cover and other related parts. The rotating component comprises a rotating shaft and other related components. The ultrasonic transmission device may be an ultrasonic wireless transmission unit or an ultrasonic wired transmission device.
At present, the main difference of the structure of ultrasonic wave main shaft structure and ordinary lathe main shaft lies in, install ultrasonic wave wireless transmitting device in the front side of ordinary lathe main shaft, and ultrasonic wave wireless transmitting component is the full ring structure, when utilizing former tool magazine to carry out the tool changing this moment, ultrasonic wave wireless transmitting device can take place to interfere with former tool magazine, thereby lead to can not automatic tool changing, if realize that ordinary handle of a knife and ultrasonic wave handle of a knife homoenergetic do not have the automatic tool changing of interference on the tool magazine, need the tool magazine of customization non-universal type, lead to the commonality that can't realize the equipment tool magazine, thereby make the cost increase by a wide margin.
SUMMERY OF THE UTILITY MODEL
An aim at of this application provides an ultrasonic wave wireless transmitting device, and it can realize that automatic tool changing in-process tool magazine can not take place to interfere with ultrasonic wave wireless transmitting unit to guarantee the commonality of equipment.
The purpose of the application is realized by the following technical scheme:
an ultrasonic wireless transmission device comprising:
the launcher comprises a launching part, wherein the launching part is in a non-full-circular ring shape, and a first accommodating groove in a non-full-circular ring shape is formed in the inner side surface of the launching part; and
the ultrasonic wireless transmitting unit is arranged in the first accommodating groove and comprises a transmitting coil and a transmitting ferrite, and the transmitting coil is accommodated in the transmitting ferrite;
the volume of the first accommodating groove is V cubic millimeter, and the volume of the transmitting coil is V1Cubic millimeter, volume of the emitting ferrite is V2Cubic mm, and V2＝V1K1The number of turns of the transmitting coil is N, the cross-sectional area of a single-turn wire forming the transmitting coil is S square millimeters, and the diameter of the inner side surface of the transmitting part is D1Millimeter, the central angle of the emitting part is alpha radian, and the above parameter values satisfy the following functional relationship:
wherein N is more than or equal to 10 and less than or equal to 300, S is more than or equal to 0.02 and less than or equal to 2.6, and K is more than or equal to 11≤8，1＜K2≤3，0.5≤K3≤2.5，K1、K2、K3Is a correction factor.
The technical proposal is further improved in that the central angle of the transmitting part is alpha radian,
the further improvement of the technical proposal is that,
the further improvement of this technical scheme does, the medial surface of transmission ferrite has been seted up first line groove of burying, first line inslot of burying is equipped with and is curved space bar, first line groove of burying at least one side of both sides is equipped with the arc lateral wall around, the transmission coil is around locating the space bar holds in first line inslot that buries.
The further improvement of the technical scheme is that the front side and the rear side of the first wire embedding groove are respectively provided with the arc-shaped side wall.
The technical scheme is further improved in that the arc length of the arc-shaped side wall is larger than that of the spacing plate.
The further improvement of the technical scheme is that the axial thickness C of the arc-shaped side wall and the axial thickness C of the spacing plate are both 0.5-10 mm.
This technical scheme's further improvement does, the medial surface of launching part has been seted up and has been arc-shaped encapsulating groove, the encapsulating groove is located the front side of first holding tank, the launching rack is opened and is equipped with the first encapsulating passageway with first holding tank intercommunication, first holding tank with seted up the intercommunication between the encapsulating groove first holding tank with the second encapsulating passageway in encapsulating groove.
The further improvement of the technical scheme is that the launching cradle further comprises a mounting arm, and one end of the mounting arm is connected with the launching cradle.
The technical proposal is further improved in that N is more than or equal to 80 and less than or equal to 160.
The utility model provides an ultrasonic wave wireless transmitting device, through setting up the annular transmitting part of non-full circle, and set up ultrasonic wave wireless transmitting unit in seting up the first holding tank that the transmitting part is the annular of non-full circle, thereby install ultrasonic wave handle of a knife cooperation back on the ultrasonic wave main shaft, the launcher can be for the tool magazine to get the sword and leave the space of stepping down, supply the tool magazine to carry out automatic tool changing, improve equipment tool magazine's commonality, thereby use cost is reduced substantially, and realize ultrasonic wave wireless transmitting unit and ultrasonic wave wireless receiving unit's wireless transmission.
Drawings
The present application is described in further detail below in connection with the accompanying drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present application. Furthermore, unless specifically stated otherwise, the drawings are intended to be conceptual in nature or configuration of the described objects and may contain exaggerated displays and are not necessarily drawn to scale.
FIG. 1 is a perspective view of one embodiment of a portion of an ultrasonic machining apparatus of the present application.
Fig. 2 is a perspective view of the ultrasonic main shaft of the embodiment shown in fig. 1.
FIG. 3 is a perspective view of the ultrasonic blade handle of the embodiment shown in FIG. 1.
Fig. 4 is a partial cross-sectional view of the embodiment shown in fig. 1.
Fig. 5 is an enlarged schematic view at a in fig. 4.
Fig. 6 is an enlarged schematic view at C in fig. 5.
Fig. 7 is a cross-sectional view of the front end cap of the embodiment shown in fig. 1.
FIG. 8 is a perspective view of the retaining ring of the embodiment of FIG. 1.
Fig. 9 is a perspective view of the mounting of the launcher and launching ferrite of the embodiment of fig. 1.
Fig. 10 is a perspective view of the gantry of fig. 9.
Fig. 11 is a top view of the gantry of fig. 10.
Fig. 12 is a cross-sectional view at B-B of the gantry of fig. 11.
Fig. 13 is a perspective view of the emissive ferrite of fig. 9.
FIG. 14 is a perspective view of the tool shank body of the embodiment shown in FIG. 1.
Fig. 15 is a perspective view of the receiving ferrite of the embodiment shown in fig. 1.
Fig. 16 is a partial structural schematic view of another embodiment of the ultrasonic spindle device according to the present application.
Fig. 17 is a schematic structural view of the front end cap and the launcher of the embodiment shown in fig. 16.
In the figure, the position of the upper end of the main shaft,
100. an ultrasonic main shaft;
110. the ultrasonic wave transmission device comprises a main shaft shell, 120, a rotating shaft assembly, 130, a transmitting frame, 131, a transmitting part, 132, a first accommodating groove, 133, a glue pouring groove, 134, a first glue pouring channel, 135, a second glue pouring channel, 1410, an ultrasonic wave wireless transmitting device, 140, an ultrasonic wave wireless transmitting unit, 141, a transmitting coil, 142, transmitting ferrite, 142a, a first wire embedding groove, 142b, a partition plate, 143c, an arc-shaped side wall, 150, a mounting arm, 160, a bearing, 170, a front end cover, 171, a step surface, 172, a labyrinth air passage, 173, an annular convex rib, 180, a pressing ring, 181, a first gap, 190, a positioning ring, 191, a positioning part, 192 and a step structure;
200. an ultrasonic knife handle;
210. the ultrasonic scalpel comprises a hilt body, 211, a hilt clamping position, 212, a positioning groove, 213, a convex ring part, 220, an ultrasonic wireless receiving unit, 221, a receiving coil, 222, receiving ferrite, 222a, a second wire embedding groove, 230, a support ring-shaped plate, 240 and a second accommodating groove;
300. a second gap.
Detailed Description
Hereinafter, preferred embodiments of the present application will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the descriptions are illustrative only, exemplary, and should not be construed as limiting the scope of the application.
First, it should be noted that the orientations of top, bottom, upward, downward, and the like referred to herein are defined with respect to the orientation in the respective drawings, are relative concepts, and thus can be changed according to different positions and different practical states in which they are located. These and other orientations, therefore, should not be used in a limiting sense.
It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.
Furthermore, it should be further noted that any single technical feature described or implied in the embodiments herein, or any single technical feature shown or implied in the figures, can still be combined between these technical features (or their equivalents) to obtain other embodiments of the present application not directly mentioned herein.
It will be further understood that the terms "first," "second," and the like, are used herein to describe various information and should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application.
It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.
In addition, in the present application, "front end", "rear end", "inner side" and "outer side" refer to: when the ultrasonic machining equipment is used for machining a workpiece, one end close to the machining surface is the front end, one end departing from the machining surface is the rear end, one side close to the central axis of the ultrasonic cutter handle is the inner side, and one side departing from the central axis of the ultrasonic cutter handle is the outer side. "axial" and "radial" mean, respectively, without specific reference: the direction along the rotational axial direction of the rotating shaft is an axial direction, and the rotational axial direction perpendicular to and directed toward the rotating shaft is a radial direction.
As shown in fig. 1-15, the present application provides an ultrasonic device comprising an ultrasonic spindle and an ultrasonic tool shank 200.
Referring to fig. 1-2, the ultrasonic spindle includes a spindle housing 110, a rotational shaft assembly 120, and an ultrasonic wireless transmission device 1410, wherein the ultrasonic wireless transmission device 1410 includes a transmission rack 130 and an ultrasonic wireless transmission unit 140.
Specifically, referring to fig. 1 and 4, the rotating shaft assembly 120 is rotatably disposed in the spindle housing 110, and a mounting hole is formed in a front end surface of the rotating shaft assembly 120; the launcher 130 is disposed at the front side of the spindle housing 110, which means at a front position of the spindle housing 1; the launcher 130 includes a launching part 131, the launching part 131 is in a non-full-circular ring shape disposed around the central axis of the rotating shaft assembly 120, and a first receiving groove 132 in a non-full-circular ring shape disposed around the central axis of the rotating shaft assembly 120 is disposed on an inner side surface of the launching part 131; the ultrasonic wireless transmitting unit 140 is disposed in the first accommodating groove 132, and referring to fig. 5, the ultrasonic wireless transmitting unit 140 includes a transmitting coil 141 and a transmitting ferrite 142 for accommodating the transmitting coil 141;
referring to fig. 11, the central angle of the emitting portion 131 is an α radian, and it should be noted that the central angle of the emitting portion 131 in this embodiment specifically refers to an angle that the emitting portion 131 extends in the circumferential direction around the center of the circle, that is, two ends of the emitting portion 131The position of the outermost side in the circumferential direction forms an included angle after being connected with the circle center of the outermost side,
the central angles of different numerical values can be usually taken for the knife handle structures of different models so as to meet the requirement of knife changing and ensure the requirement of wireless transmission.
Illustratively, the emitting portion 131 may be one-third, one-fourth circular ring-shaped as a whole; meanwhile, a central angle of the first receiving groove 132 is the same or substantially the same as that of the emitting part 131.
Referring to fig. 1 and 3, the ultrasonic scalpel handle 200 includes a scalpel handle body 210 and an ultrasonic wireless receiving unit 220, a scalpel clamping position 211 and a second accommodating groove 240 are sequentially arranged along an axial direction on the periphery of the scalpel handle body 210, and the second accommodating groove 240 is annular and surrounds the scalpel handle body 210; the ultrasonic wireless receiving unit 220 is disposed in the second accommodating groove 240, and is used for matching with the ultrasonic wireless transmitting unit 140 to realize ultrasonic wireless power transmission.
The rear end of the tool holder body 210 is inserted into the mounting hole, the emitting frame is disposed on the outer peripheral side of the tool holder body 210, and the first accommodating groove 132 and the second accommodating groove 240 are disposed oppositely.
Based on the above scheme, when the wireless ultrasonic transmitting unit 140 and the wireless ultrasonic receiving unit 220 transmit wireless power, by arranging the transmitting frame 130, the transmitting frame 130 includes the transmitting part 131, and the central angle of the transmitting part 131
And set up ultrasonic wave wireless transmitting unit 140 in the first holding tank 132 that sets up in transmitter 131 and be non-full circular ring shape to install ultrasonic wave handle of a knife 200 cooperation back on the ultrasonic wave main shaft, launcher 130 can make the space for the automatic tool changing of tool magazine, thereby make between the different ultrasonic wave handle of a knife 200 and can general tool magazine between ultrasonic wave handle of a knife 200 and ordinary handle of a knife, realize the commonality of equipment tool magazine, thereby can reduce design and manufacturing cost by a wide margin.
It is further preferred that the first and second liquid crystal compositions,
further, referring to fig. 2, 6, 10-13, in this embodiment, the ultrasonic wireless transmitting unit 140 includes a transmitting coil 141 and a transmitting ferrite 142 for accommodating the transmitting coil 141, an inner side surface of the transmitting ferrite 142 is provided with a first wire embedding slot 142a, an arc-shaped partition plate 142b is disposed in the first wire embedding slot 142a, at least one of front and rear sides of the first wire embedding slot 142a is provided with an arc-shaped side wall 143c, the partition plate 142b is disposed coaxially with the arc-shaped side wall 143c, and the transmitting coil 141 is wound around the partition plate 142b and accommodated in the first wire embedding slot 142a, so that the transmitting coil 141 disposed between the arc-shaped side wall 143c and the partition plate 142b forms a transmitting edge.
Optionally, referring to fig. 3, 14 and 15, in this embodiment, a support ring-shaped plate 230 disposed at the front end of the ultrasonic wireless receiving unit 220 is sleeved on the handle body 210, the outer side surface of the handle body 210 has a convex ring portion 213 disposed at the rear end of the ultrasonic wireless receiving unit 220, and a second accommodating groove 240 is formed between the support ring-shaped plate 230 and the convex ring portion 213, so that after the support ring-shaped plate 230 is detached, the ultrasonic wireless receiving unit 220 is detached from the front end of the handle body 210, which is convenient for reliable installation and detachment of the ultrasonic wireless receiving unit 220; specifically, the blade-locking position 211 in this embodiment is disposed at the rear end of the protruding ring portion 213.
Referring to fig. 5 and 6, the ultrasonic wireless receiving unit 220 includes a receiving coil 221 disposed around the holder body 210 and a receiving ferrite 222 for accommodating the receiving coil 221, a second wire embedding groove 221a disposed around the holder body 210 is formed on an outer side surface of the receiving ferrite 222, and the receiving coil 221 is accommodated in the second wire embedding groove 221a, so that the receiving coil 221 in the second wire embedding groove 221a and the transmitting coil 141 disposed in the first wire embedding groove 142a between the partition plate 142b and the arc-shaped sidewall 143c are disposed opposite to each other.
Further preferably, referring to fig. 9 and 10, the inner side surface of the emitting portion 131 in this embodiment is provided with an arc-shaped glue filling groove 133, the glue filling groove 133 is located at the front side of the first accommodating groove 132, the launcher 130 is provided with a first glue filling channel 134 communicated with the first accommodating groove 132, a second glue filling channel 135 communicated with the first accommodating groove 132 and the glue filling groove 133 is provided between the first accommodating groove 132 and the glue filling groove 133, so that after the glue is injected from the first glue filling channel 135, the glue is filled into the first accommodating groove 132 and the glue filling groove 133, and the stability of the emitting ferrite 142 in the first accommodating groove 132 is improved.
Specifically, referring to fig. 1, in this embodiment, the ultrasonic spindle 100 further includes an installation arm 150, one end of the installation arm 150 is connected to the emission frame 130, and the other end is connected to the outer side of the spindle housing 110, so as to implement the suspension type installation of the ultrasonic wireless emission unit 140, without changing the spindle structure, and reduce the cost of modification, and meanwhile, the ultrasonic spindle 100 is suitable for a common tool shank to be installed and processed, so that the application range is wider, and the use cost is reduced.
Preferably, referring to fig. 4 and 5, a bearing 160 is disposed between the outer side of the rotating shaft assembly 120 and the inner side of the spindle housing 110, a front end cover 170 is mounted at the front end of the rotating shaft assembly 120, the front end cover 170 is pressed against the outer ring of the bearing 160 from the front to the back, a pressing ring 180 is disposed on the outer circumference of the front end of the rotating shaft assembly 120, and the pressing ring 180 is pressed against the inner ring of the bearing 160 from the front to the back. By providing the pressing cover and the pressing ring 180 to press against the bearing 160, it is possible to facilitate stable assembly of the spindle housing 110 to the outside of the rotating shaft assembly 120.
It should be noted that, referring to fig. 16 and 17, in another embodiment, the launcher 130 may also be connected to the front end cover 170, specifically, the launcher 130 is connected to the front end face of the front end cover 170, and it is further preferable that the launcher 130 is integrally formed with the front end cover 170, that is, the launcher 130 is integrated on the front end cover 170 of the ultrasonic main shaft 100.
Further, referring to fig. 5 and 8, in the present embodiment, in order to be suitable for the spindle and the working condition of heavy load and heavy cutting force, a positioning ring 190 is further sleeved on the outer periphery of the front end of the rotating shaft assembly 120, and a positioning portion 191 is arranged at the front end of the positioning ring 190; correspondingly, the outer periphery of the tool holder body 210 is provided with a positioning groove 212 extending to the rear end surface thereof, and generally, the rear end of the positioning groove 212 extends to be communicated with the tool clamping position 211; when the ultrasonic knife handle 200 is assembled, the circumferential positioning of the ultrasonic knife handle 200 can be realized by utilizing the matching positioning between the positioning part 191 and the positioning groove 212, and the ultrasonic knife handle 200 and the rotating shaft assembly 120 are prevented from rotating relatively under the action of heavy load and heavy cutting force.
Further, the method is carried out. Referring to fig. 5 and 7, in order to achieve good positive pressure sealing between the rotating assembly and the fixed assembly, a first gap 181 is left between the inner circumferential surface of the front end cover 170 and the outer circumferential surface of the pressing ring 180, and a plurality of annular ribs 173 are axially spaced from the inner circumferential surface of the front end cover 170; an annular stepped surface 171 is formed at the front end of the front end cover 170 along the inner circumferential surface thereof, a stepped structure 192 matched with the stepped surface 171 of the front end cover 170 is formed at the rear end of the positioning ring 190 along the outer circumferential surface thereof, and a labyrinth air passage 172 is formed between the stepped surface 171 and the stepped structure 192, so that dust, water and the like can be prevented from entering from front to back; generally, the spindle housing 110 is provided with an air passage, which blows from the back to the front from the gap between the spindle housing 110 and the rotating shaft assembly 120, passes through the first gap 181, and finally blows forward through the labyrinth air passage 172.
Further preferably, referring to fig. 5 and 6, in the present application, a second gap 300 is provided between an outer side surface of the ultrasonic wireless receiving unit 220 and an inner side surface of the ultrasonic wireless transmitting unit 140; and the width L of the second gap 300 is preferably 0.1 mm to 2.5 mm, so that the transmission efficiency is ensured to be high, and the mutual interference and collision can be avoided during the assembly or use process.
Further, referring to fig. 9 and 13, in an embodiment of the present invention, the first receiving groove 132 has a volume of V cubic millimeters, and the transmitting coil 141 has a volume of V1Cubic millimeter, emission ferrite 142 volume of V2Cubic mm, and V2＝V1K1The number of turns of the transmitting coil 141 is N, the cross-sectional area of a single turn of wire constituting the transmitting coil 141 is S square millimeters, and the diameter of the inner side surface of the transmitting part 131 is D1Mm, the diameter of the bottom surface of the first accommodation groove 132 is D2Millimeter, and the central angle of the emitting portion 131 is α, the above parameter values satisfy the following functional relationship:
V＝(V1+V2)K2＝[V1(1+K1)]K2＝[αNSD1(1+K1)]K2
1≤K1≤8
1＜K2≤3
wherein N is more than or equal to 10 and less than or equal to 300, and S is more than or equal to 0.02 and less than or equal to 2.6.
On the basis, if the volume value V of the first receiving groove 132 and the diameter value D of the inner side surface of the launcher 130 are equal1The following functional relationship is also satisfied:
0.5≤K3≤2.5
when the functional relationship is satisfied, firstly, the volume of the first accommodating groove 132 accommodating the ultrasonic wireless transmitting unit 140 can be adapted to the inner diameter and the circle center angle of the transmitting part 131, and the diameter size of the inner side surface of the transmitting part 131 is adaptively changed along with the model of the ultrasonic knife handle 200, that is, the application can optimally design the circle center angle of the transmitting part 131 of the ultrasonic wireless transmitting unit 140 and the volume of the first accommodating groove 132 according to the knife handles of different models; in addition, the number of turns of the transmitting coil 141, the cross-sectional area of the single-turn wire and the volume of the transmitting ferrite 142 in the ultrasonic wireless transmitting unit 140 are optimally configured, and the transmitting ferrite 142 and the transmitting coil 141 are optimally configured after the central angle of the transmitting part 131 and the volume of the first accommodating groove 132 are determined, so that the stability and reliability of electric signal transmission are ensured, and the processing performance is optimized to meet the processing requirements.
Referring to fig. 11, the volume formed by the area of the hatched portion in fig. 11 extending to the rear end surface of the emitting portion 131 is the volume of the first receiving groove 132.
More preferably, 80. ltoreq. N.ltoreq.160,
wherein, in the above functional relationship, K1、K2、K3Is a correction factor. In superIn the assembly relationship between the sound wave spindle and the ultrasonic tool handle 200, the diameter of the inner side surface of the transmitting frame 130 is related to the specification of the ultrasonic tool handle 200, that is, the specification of the ultrasonic spindle, and the diameters of the inner side surfaces of the transmitting frame 130 corresponding to the ultrasonic tool handle 200 and the ultrasonic spindle with different specifications are different. The number of turns of the transmitting coil 141 is the number of turns of the wire around the inner circumference of the first buried wire groove 142a, and the wire may be a single wire or a multi-core wire, for example, one turn of the wire is composed of five cores. The cross section of the wire can be circular, triangular, rectangular and the like, and can also be other irregular shapes, but the cross section area can be calculated according to the equivalent circular shape no matter what the cross section of the wire is, namely, the wire diameter of the wire is D3Mm, then S ═ pi (D)3/2)2。
Several different embodiments of the ultrasound device are specifically shown below, and the structural parameter values of the transmitting part 131 and the ultrasound wireless transmitting unit 140 in each embodiment satisfy the above functional relationship:
example one
In the ultrasonic apparatus in this embodiment, the model of the ultrasonic tool holder 200 is BT30, and the specific structural parameters of the transmitting part 131 and the ultrasonic wireless transmitting unit 140 are:
α＝1.868，V＝7176.14，D1＝46.5，D2＝67，D3＝0.35，N＝144。
example two
In the ultrasonic apparatus in this embodiment, the model of the ultrasonic tool holder 200 is BT40, and the specific structural parameters of the transmitting part 131 and the ultrasonic wireless transmitting unit 140 are:
α＝1.888，V＝13602.39，D1＝65，D2＝89，D3＝0.45，N＝120。
EXAMPLE III
In the ultrasonic apparatus in this embodiment, the model of the ultrasonic tool holder 200 is BT50, and the specific structural parameters of the transmitting part 131 and the ultrasonic wireless transmitting unit 140 are:
α＝1.632，V＝19223.93，D1＝101，D2＝125，D3＝0.5，N＝130。
example four
In the ultrasonic device in this embodiment, the model of the ultrasonic tool holder 200 is HSK-a63, and the specific structural parameters of the transmitting part 131 and the ultrasonic wireless transmitting unit 140 are:
α＝1.947，V＝13108.62，D1＝65，D2＝90，D3＝0.5，N＝150。
EXAMPLE five
In the ultrasonic device in this embodiment, the model of the ultrasonic tool handle 200 is HSK-a100, and the specific structural parameters of the transmitting part 131 and the ultrasonic wireless transmitting unit 140 are as follows:
α＝1.745，V＝39581.16，D1＝101.2，D2＝135，D3＝0.5，N＝160。
in order to verify the processing performance of each ultrasonic device when the parameter values satisfy the functional relation, a technician tests the maximum amplitude that can be achieved by each ultrasonic device in the above embodiments, and compares the maximum amplitude with the maximum amplitude that can be achieved by the ultrasonic device in the prior art one by one, and the ultrasonic device of the present application is different from the ultrasonic device in the prior art in that the ultrasonic wireless transmitting unit 140 of the ultrasonic device in the prior art is of a full-ring structure, which is specifically shown in table 1, table 2, table 3, table 4, and table 5.
TABLE 1
TABLE 2
TABLE 3
TABLE 4
TABLE 5
As can be seen from tables 1 to 5, under the same test conditions, when the central angle of the transmitting portion 131 of the ultrasonic apparatus provided in the embodiment of the present invention is smaller than 2 pi/3, the circumferential transmitting range of the ultrasonic wireless transmitting unit 140 is reduced by more than 2/3, that is, the circumferential transmitting range of the ultrasonic wireless transmitting unit 140 is 1/3 of the full-ring type ultrasonic wireless transmitting unit, when the maximum amplitude that can be achieved by the ultrasonic processing apparatus in the embodiments of the present invention is smaller than that of the ultrasonic processing apparatus with the full-ring type structure, the reduced amplitude is small, the performance can be maintained at least about 80% of the performance when the full-ring type ultrasonic transmitting unit is used, and the performance requirement of the ultrasonic processing apparatus when a user processes most of workpieces can be met, and ensures the stability of electric conduction.
It should be noted that, in the present invention, the amplitude values in tables 1 to 5 are peak-to-peak values, i.e., the difference between the positive peak value and the negative peak value of the amplitude in one cycle.
Optionally, referring to fig. 5, fig. 6, fig. 13, and fig. 15, arc-shaped side walls 143c are disposed on both front and rear sides of the first wire embedding slot 142a in this embodiment, the ultrasonic wireless receiving unit 220 includes a receiving coil 221 disposed around the holder body 210 and a receiving ferrite 222 for accommodating the receiving coil 221, two second wire embedding slots 221a sequentially disposed along the axial direction of the holder body 210 and surrounding the holder body 210 are disposed on an outer side surface of the receiving ferrite 222, and the receiving coil 221 is accommodated in the second wire embedding slot 221 a; the receiving coils 221 contained in the two second wire embedding slots 221a respectively correspond to the partition boards 142b and the transmitting edges on two sides of the partition boards 142b one by one, so that magnetic field energy generated by the transmitting coils 141 is utilized as much as possible, a larger excitation inductance is generated, and transmission efficiency is improved.
The arc length of the arc-shaped side wall 143c in this embodiment is greater than the arc length of the spacer 142b, and the effective area of the transmitting coil 141 that can be arranged and formed when the transmitting coil is wound around the spacer 142b is increased, so that the exciting inductance is further increased, and the transmission efficiency is improved; specifically, the axial thickness C of the arc-shaped sidewall 143C and the spacer 142b is 0.5 mm to 10 mm, so as to ensure that the ultrasonic wireless transmitting unit 140 can generate sufficient excitation inductance, thereby improving the wireless transmission efficiency.
In summary, in the ultrasonic spindle in the embodiment of the present invention, on one hand, the traditional full-ring wireless transmitting device is replaced by a non-full-ring type, after the ultrasonic tool holder 200 is installed on the ultrasonic spindle in a matching manner, the ultrasonic wireless transmitting unit 140 can leave a tool changing space at the tool clamping position 211 of the tool holder body 210, so that a tool magazine can be automatically changed, the universality of the tool magazine is realized, and the cost is greatly reduced;
on the other hand, the launcher 130 and the ultrasonic wireless transmitting unit 140 are optimally designed to satisfy the following functional relationship:
wherein N is more than or equal to 10 and less than or equal to 300, S is more than or equal to 0.02 and less than or equal to 2.6, and K is more than or equal to 11≤8，1＜K2≤3，0.5≤K3≤2.5，K1、K2、K3Is a correction factor;
thereby can realize that the total volume of ultrasonic wave wireless transmitting unit 140 and the medial surface diameter looks adaptation of transmitting part 131, and the medial surface diameter size of transmitting part 131 takes place adaptability along with the model of ultrasonic wave handle of a knife 200 and changes to handle of a knife according to different models optimizes the adaptation to ultrasonic wave wireless transmitting unit 140.
This written description discloses the application with reference to the drawings, and also enables one skilled in the art to practice the application, including making and using any devices or systems, using suitable materials, and using any incorporated methods. The scope of the present application is defined by the claims and includes other examples that occur to those skilled in the art. Such other examples are to be considered within the scope of the claims as long as they include structural elements that do not differ from the literal language of the claims, or that they include equivalent structural elements with insubstantial differences from the literal language of the claims.
Claims (10)
1. An ultrasonic wireless transmission apparatus, comprising:
the launcher comprises a launching part, wherein the launching part is in a non-full-circular ring shape, and a first accommodating groove in a non-full-circular ring shape is formed in the inner side surface of the launching part; and
the ultrasonic wireless transmitting unit is arranged in the first accommodating groove and comprises a transmitting coil and a transmitting ferrite, and the transmitting coil is accommodated in the transmitting ferrite;
the volume of the first accommodating groove is V cubic millimeter, and the volume of the transmitting coil is V1Cubic millimeter, volume of the emitting ferrite is V2Cubic mm, and V2＝V1K1The number of turns of the transmitting coil is N, the cross-sectional area of a single-turn wire forming the transmitting coil is S square millimeters, and the diameter of the inner side surface of the transmitting part is D1Millimeter, the central angle of the emitting part is alpha radian, and the above parameter values satisfy the following functional relationship:
wherein N is more than or equal to 10 and less than or equal to 300, S is more than or equal to 0.02 and less than or equal to 2.6, and K is more than or equal to 11≤8，1＜K2≤3，0.5≤K3≤2.5，K1、K2、K3Is a correction factor.
2. The ultrasonic wireless transmission device according to claim 1, wherein a central angle of the transmission portion is α radians,
。
3. the ultrasonic wireless transmission apparatus according to claim 2,
。
4. the ultrasonic wireless transmitting device according to claim 1, wherein a first wire embedding groove is formed in an inner side surface of the transmitting ferrite, an arc-shaped partition plate is arranged in the first wire embedding groove, an arc-shaped side wall is arranged on at least one of front and rear sides of the first wire embedding groove, and the transmitting coil is wound on the partition plate and accommodated in the first wire embedding groove.
5. The ultrasonic wireless transmitting device according to claim 4, wherein the arc-shaped side walls are provided on both the front and rear sides of the first wire burying groove.
6. The ultrasonic wireless transmission device according to claim 4, wherein the arc length of the arc-shaped side wall is larger than the arc length of the spacer.
7. The ultrasonic wireless transmission device according to claim 4, wherein the axial thickness C of the arc-shaped side wall and the spacer is 0.5 mm to 10 mm.
8. The ultrasonic wireless transmitter according to claim 4, wherein an arc-shaped glue filling groove is formed on an inner side surface of the transmitter, the glue filling groove is located at a front side of the first receiving groove, the transmitter frame is provided with a first glue filling channel communicated with the first receiving groove, and a second glue filling channel communicated with the first receiving groove and the glue filling groove is formed between the first receiving groove and the glue filling groove.
9. The ultrasonic wireless transmission device according to claim 1, further comprising a mounting arm, one end of which is connected to the transmission frame.
10. The ultrasonic wireless transmission device according to claim 1, wherein N is 80. ltoreq. N.ltoreq.160.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022585270.7U CN214023536U (en) | 2020-11-09 | 2020-11-09 | Ultrasonic wireless transmitting device |
| PCT/CN2021/129399 WO2022096006A1 (en) | 2020-11-09 | 2021-11-08 | Ultrasonic wireless transmission apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022585270.7U CN214023536U (en) | 2020-11-09 | 2020-11-09 | Ultrasonic wireless transmitting device |
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| CN214023536U true CN214023536U (en) | 2021-08-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022096006A1 (en) * | 2020-11-09 | 2022-05-12 | 汇专机床有限公司 | Ultrasonic wireless transmission apparatus |
| WO2022096005A1 (en) * | 2020-11-09 | 2022-05-12 | 汇专机床有限公司 | Ultrasonic spindle, ultrasonic tool handle, and ultrasonic machining equipment |
| CN116984642A (en) * | 2023-09-25 | 2023-11-03 | 中国机械总院集团江苏分院有限公司 | Split type ultrasonic knife handle, ultrasonic processing system and working method |
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| DE102005011197B4 (en) * | 2005-03-09 | 2013-03-07 | Komet Group Gmbh | Rotary transmission and thus equipped machine frame |
| CN107008959B (en) * | 2017-05-12 | 2020-04-07 | 北京航空航天大学 | Non-contact inductive power supply elliptical ultrasonic machining device |
| CN208262375U (en) * | 2018-05-21 | 2018-12-21 | 广州汇专工具有限公司 | Electromagnetic Launching bracket and electromagnetic launch system |
| CN210351131U (en) * | 2019-08-01 | 2020-04-17 | 汇专科技集团股份有限公司 | Wireless emission magnetic core, wireless transmission structure and ultrasonic processing system |
| CN211637212U (en) * | 2019-12-23 | 2020-10-09 | 汇专科技集团股份有限公司 | Wireless emission magnetic core, wireless transmission structure and ultrasonic processing system |
| CN112317781B (en) * | 2020-11-09 | 2022-03-04 | 汇专机床有限公司 | Ultrasonic spindle, ultrasonic knife handle and ultrasonic machining equipment |
| CN214023536U (en) * | 2020-11-09 | 2021-08-24 | 汇专机床有限公司 | Ultrasonic wireless transmitting device |
-
2020
- 2020-11-09 CN CN202022585270.7U patent/CN214023536U/en active Active
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- 2021-11-08 WO PCT/CN2021/129399 patent/WO2022096006A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022096006A1 (en) * | 2020-11-09 | 2022-05-12 | 汇专机床有限公司 | Ultrasonic wireless transmission apparatus |
| WO2022096005A1 (en) * | 2020-11-09 | 2022-05-12 | 汇专机床有限公司 | Ultrasonic spindle, ultrasonic tool handle, and ultrasonic machining equipment |
| CN116984642A (en) * | 2023-09-25 | 2023-11-03 | 中国机械总院集团江苏分院有限公司 | Split type ultrasonic knife handle, ultrasonic processing system and working method |
| CN116984642B (en) * | 2023-09-25 | 2024-01-02 | 中国机械总院集团江苏分院有限公司 | Split type ultrasonic knife handle, ultrasonic processing system and working method |
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| WO2022096006A1 (en) | 2022-05-12 |
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