CN111822735A - Ultrasonic knife handle without sealing nut and installation method thereof - Google Patents

Ultrasonic knife handle without sealing nut and installation method thereof Download PDF

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Publication number
CN111822735A
CN111822735A CN202010708756.7A CN202010708756A CN111822735A CN 111822735 A CN111822735 A CN 111822735A CN 202010708756 A CN202010708756 A CN 202010708756A CN 111822735 A CN111822735 A CN 111822735A
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CN
China
Prior art keywords
variable
groove
ultrasonic
sealing nut
grooves
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Pending
Application number
CN202010708756.7A
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Chinese (zh)
Inventor
颜炳姜
李伟秋
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Conprofe Technology Group Co Ltd
Smartguy Intelligent Equipment Co Ltd Guangzhou Branch
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Conprofe Technology Group Co Ltd
Smartguy Intelligent Equipment Co Ltd Guangzhou Branch
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Publication date
Application filed by Conprofe Technology Group Co Ltd, Smartguy Intelligent Equipment Co Ltd Guangzhou Branch filed Critical Conprofe Technology Group Co Ltd
Priority to CN202010708756.7A priority Critical patent/CN111822735A/en
Publication of CN111822735A publication Critical patent/CN111822735A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B27/00Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B3/00Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B3/02Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency involving a change of amplitude

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

The invention discloses an ultrasonic knife handle without a sealing nut and an installation method thereof, wherein the installation method comprises the following steps: the front end of the knife handle body is provided with an accommodating cavity; the variable-amplitude rod is arranged at the front end of the cutter handle body, a clamping hole is formed in the front end of the variable-amplitude rod, a plurality of first variable-shape grooves and second variable-shape grooves are formed in the variable-amplitude rod, the first variable-shape grooves and the second variable-shape grooves penetrate through the front end face of the variable-amplitude rod and extend backwards along the axial direction of the variable-amplitude rod, the first variable-shape grooves are arc-shaped, the first variable-shape grooves are arranged on the periphery of the clamping hole at intervals, a second variable-shape groove is formed in each first variable-shape groove, and two ends of each second variable-shape groove are respectively communicated with the first variable-shape grooves and the clamping hole; the ultrasonic transducer is arranged at the rear end of the amplitude transformer and is arranged in the accommodating cavity; and the machining tool is pressed in the clamping hole by cold pressing. The invention has the beneficial effects that: the installation is simple, can guarantee that the processing tool installation is stable, and can effectively reduce the energy loss in the ultrasonic transmission process to can guarantee machining stability and machining precision.

Description

Ultrasonic knife handle without sealing nut and installation method thereof
Technical Field
The invention relates to the technical field of precision machining equipment, in particular to an ultrasonic knife handle without a sealing nut and an installation method thereof.
Background
At present, in the ultrasonic knife handle, a machining tool mainly adopts a sealing nut installation form, and a specific installation method is as follows: firstly, a machining tool is inserted into the collet chuck, then the collet chuck is inserted into the insertion hole of the amplitude transformer, finally, a sealing nut is sleeved at the front end of the machining tool, and the sealing nut is in threaded connection with the front end of the amplitude transformer, so that the collet chuck is elastically deformed in the radial direction to compress the machining tool. However, due to the multiple contact surfaces between the collet and the sealing nut and the different materials of the collet and the sealing nut, the contact surfaces between the components generate large energy loss due to sudden change of media in the ultrasonic conduction, and in the actual use process, the connection position of the collet and the sealing nut generates heat seriously, so that the sealing nut is easy to block, the inner cone precision of the collet is quickly lost, and the processing stability and the processing precision are not ensured.
Disclosure of Invention
An object of this application is to provide a no sealing nut's ultrasonic wave handle of a knife, it can reduce the consume of ultrasonic energy in the course of working, and improves processing stability and machining precision. Another object of the present application is to provide a method for mounting an ultrasonic scalpel handle based on the above sealing-free nut.
The purpose of the application is realized by the following technical scheme:
an ultrasonic knife handle without a sealing nut, comprising:
the front end of the knife handle body is provided with an accommodating cavity;
the variable-amplitude rod is arranged at the front end of the cutter handle body, a clamping hole used for clamping a machining tool is formed in the front end of the variable-amplitude rod, a plurality of first variable-shape grooves and second variable-shape grooves are formed in the variable-amplitude rod, the first variable-shape grooves and the second variable-shape grooves penetrate through the front end face of the variable-amplitude rod and extend backwards along the axial direction of the variable-amplitude rod, the first variable-shape grooves are arc-shaped, the circle centers of the first variable-shape grooves coincide with the central axis of the clamping hole, the first variable-shape grooves are arranged on the periphery of the clamping hole at intervals, one second variable-shape groove is correspondingly arranged on each first variable-shape groove, one end of each second variable-shape groove is communicated with the middle of the corresponding first variable-shape groove, and the other end of each second variable-shape groove is communicated with the clamping;
the ultrasonic transducer is arranged at the rear end of the amplitude transformer and is arranged in the accommodating cavity; and
and the machining tool is pressed in the clamping hole by cold pressing.
In the ultrasonic scalpel handle without the sealing nut, the clamping hole optionally penetrates through the rear end of the horn.
In the ultrasonic scalpel handle without the sealing nut, optionally, the rear end face of the horn is concavely defined as an outward-expanding conical surface adjacent to the periphery of the clamping hole.
In the ultrasonic tool holder without the sealing nut, optionally, the first deformation groove and the second deformation groove both penetrate through the rear end surface of the horn.
In the ultrasonic knife handle without the sealing nut, optionally, a positioning block is arranged on the circumference of the amplitude transformer near the rear end thereof, a plurality of positioning surfaces corresponding to the first deformation grooves one by one are arranged on the circumference of the positioning block, and the tangential direction of the position on the first deformation groove connected with the second deformation groove is parallel to the corresponding positioning surface.
In the ultrasonic tool holder without the sealing nut, the groove width of the first deforming groove and the groove width of the second deforming groove may be 0.1 mm to 1 mm.
In the ultrasonic tool holder without the sealing nut, the groove width of the first deforming groove and the groove width of the second deforming groove may be 0.4 mm to 0.6 mm.
In the ultrasonic knife handle without the sealing nut, optionally, the radius of the amplitude transformer is a, the wall thickness between the first deformation groove and the inner wall of the clamping hole is b, and the wall thickness between the first deformation groove and the outer peripheral wall of the amplitude transformer is c, wherein a, b and c are 20, (3-10) and (3-9).
In the ultrasonic knife handle without the sealing nut, optionally, the amplitude transformer comprises three first deformation grooves, and the three first deformation grooves are circumferentially and uniformly distributed on the periphery of the clamping hole.
In the ultrasonic tool shank without the sealing nut, optionally, the ultrasonic transducer includes:
a front cover plate mounted on the rear end of the horn;
the front end of the screw is connected with the front cover plate;
the piezoelectric vibrator is sleeved outside the screw rod and is positioned at the rear end of the front cover plate; and
and the rear cover plate is sleeved outside the screw rod and is positioned at the rear end of the piezoelectric vibrator.
In the ultrasonic scalpel handle without the sealing nut, optionally, the ultrasonic scalpel handle without the sealing nut further comprises:
the mounting seat is sleeved outside the knife handle body, an annular groove used for containing the wireless receiving device is formed in the mounting seat, and the annular groove is opened backwards.
A method for installing an ultrasonic knife handle without a sealing nut comprises the following steps:
applying radially inward pressure to the positions, corresponding to the second deformation grooves, of the periphery of the amplitude transformer to enable the amplitude transformer to be elastically deformed and the clamping hole to be expanded, inserting a machining tool into the clamping hole, recovering deformation of the amplitude transformer after the pressure is removed, and clamping the machining tool by the amplitude transformer;
mounting an ultrasonic transducer at the rear end of the horn;
the amplitude transformer is arranged at the front end of the knife handle body, and the ultrasonic transducer is accommodated in the accommodating cavity.
In the method for mounting the ultrasonic tool holder, the horn may be mounted to the distal end of the holder body by welding.
The ultrasonic knife handle without the sealing nut and the installation method thereof open a plurality of first deformation grooves and a plurality of second deformation grooves corresponding to the first deformation grooves one by one on the amplitude transformer, wherein the first deformation grooves are arc-shaped, and are distributed at intervals along the circumferential direction of the clamping holes, two ends of the second deformation groove are respectively communicated with the middle part of the first deformation groove and the second clamping holes, during installation, by applying radially inward pressure on the outer peripheral wall of the horn at locations corresponding to the respective second deforming grooves, so that the clamping hole can be expanded, the processing tool can be inserted into the clamping hole, the amplitude transformer rebounds and recovers deformation after pressure is unloaded, and the processing tool can be clamped, the machining tool can be installed only by cold pressing without thermal expansion deformation, so that the installation is simple and the assembly cost is low; in addition, need adopt sealing nut to lock in for traditional ultrasonic wave handle of a knife, because sealing nut has been omitted to the ultrasonic wave handle of a knife in this application, can reduce the contact surface between the different subassemblies, can effectively reduce the energy loss in the ultrasonic wave transmission process to can guarantee processing stability and machining precision.
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 an ultrasonic tool shank without a sealing nut of the present application.
FIG. 2 is a cross-sectional schematic view of the ultrasonic tool shank of the embodiment of FIG. 1 without the sealing nut;
FIG. 3 is a right side view of the horn of the ultrasonic blade handle of FIG. 1 without the sealing nut;
FIG. 4 is a flow chart illustrating one embodiment of a method of installing the ultrasonic tool shank without the sealing nut of the present application.
In the figure, 1, a tool shank body; 11. an accommodating cavity; 12. a positioning table; 2. an amplitude transformer; 21. a clamping hole; 22. a first deformation groove; 23. a second deformation groove; 24. a conical surface; 25. positioning blocks; 251. positioning the surface; 26. a vibration guide groove; 3. an ultrasonic transducer; 31. a front cover plate; 32. a screw; 33. a piezoelectric vibrator; 34. a rear cover plate; 4. a machining tool; 5. a mounting seat; 51. an annular groove.
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.
As shown in fig. 1 to 3, an ultrasonic scalpel handle without a sealing nut according to an embodiment of the present invention includes: the ultrasonic scalpel comprises a hilt body 1, an amplitude transformer 2, an ultrasonic transducer 3 and a machining tool 4; the front end of the tool holder body 1 is provided with an accommodating cavity 11, the amplitude transformer 2 is installed at the front end of the tool holder body 1, the front end of the amplitude transformer 2 is provided with a clamping hole 21 for clamping a machining tool 4, the amplitude transformer 2 is provided with a plurality of first deformation grooves 22 and second deformation grooves 23, the first deformation grooves 22 and the second deformation grooves 23 penetrate through the front end face of the amplitude transformer 2 and extend backwards along the axial direction of the amplitude transformer 2, the first deformation grooves 22 are arc-shaped, the circle center of each first deformation groove is coincident with the central axis of the clamping hole 21, the first deformation grooves 22 are arranged at the periphery of the clamping hole 21 at intervals, each first deformation groove 22 is correspondingly provided with one second deformation groove 23, one end of each second deformation groove 23 is communicated with the middle part of the corresponding first deformation groove 22, the other end of each second deformation groove 23 is communicated with the clamping hole 21, the ultrasonic transducer 3 is installed at the rear end of the amplitude transformer 2 and is arranged in the accommodating cavity 11, and the machining tool 4 is installed in the cold-pressing.
In the ultrasonic tool holder without the sealing nut, the machining tool 4 may be a cutter head, a milling cutter, a knife grinder or other tools.
Corresponding to the ultrasonic knife handle without the sealing nut, as shown in fig. 4, the method for mounting the ultrasonic knife handle without the sealing nut according to the embodiment of the present invention specifically includes the following steps:
s1, by applying a radially inward pressure (specifically, as shown in fig. 3, the direction of the arrow is the direction of the application of the pressure, and the region a is the force application position) to the outer circumference of the horn 2 corresponding to the positions of the second deforming grooves 23, the horn 2 is elastically deformed and the holding hole 21 is expanded, the machining tool 4 is inserted into the holding hole 21, the horn 2 is restored to be deformed after the pressure is removed, the holding hole 21 is contracted, and the horn 2 clamps the machining tool 4 in the holding hole 21;
s2, mounting the ultrasonic transducer 3 at the rear end of the amplitude transformer 2;
and S3, installing the amplitude transformer 2 at the front end of the cutter handle body 1, and accommodating the ultrasonic transducer 3 in the accommodating cavity 11.
Based on the above technical solution, in the ultrasonic tool holder without the sealing nut of this embodiment, the amplitude transformer 2 is provided with the plurality of first deformation grooves 22 and the plurality of second deformation grooves 23 corresponding to the first deformation grooves 22 one by one, wherein the first deformation grooves 22 are in the shape of an arc with the center of the arc coinciding with the central axis of the clamping hole 21, the first deformation grooves 22 are distributed at intervals along the circumferential direction of the clamping hole 21, two ends of the second deformation grooves 23 are respectively communicated with the middle part of the first deformation grooves 22 and the second clamping hole 21, during the installation process, by applying radially inward pressure on the outer circumferential wall of the amplitude transformer 2 at the position corresponding to the second deformation grooves 23, the clamping hole 21 can be expanded, at this time, the machining tool 4 can be inserted into the clamping hole 21, after the pressure is unloaded, the amplitude transformer 2 rebounds to recover to deform, the clamping hole contracts so as to clamp the machining tool 4, the machining tool 4 can be installed only by cold pressing without thermal expansion deformation, so that the installation is simple and the assembly cost is low; in addition, need adopt sealing nut to lock in for traditional ultrasonic wave handle of a knife, because sealing nut has been omitted to the ultrasonic wave handle of a knife in this application, can reduce the contact surface between the different subassemblies, can effectively reduce the energy loss in the ultrasonic wave transmission process to can guarantee processing stability and machining precision.
Preferably, in this embodiment, in step S2, the horn 2 is mounted on the front end of the shank body 1 by a welding method; and preferably, the amplitude transformer 2 is connected with the tool shank body 1 by adopting girth welding.
As further shown in fig. 2, a clamping bore 21 extends through the rear end of the horn 2 for ease of machining and for stable and reliable clamping of the machining tool 4.
Preferably, as shown in fig. 2, in order to allow the rear end of the horn 2 to be elastically deformed by a certain amount to further grip the rear end of the working tool 4, the rear end face of the horn 2 is concavely defined adjacent to the outer periphery of the holding hole 21 as an outwardly flared tapered face 24.
In order to ensure the contraction amount of the rear end of the horn 2 as well, the first deformation groove 22 and the second deformation groove 23 both penetrate the rear end face of the horn 2; and because first deformation groove 22 and second deformation groove 23 run through both ends around, can be convenient for utilize the wire-electrode cutting to carry out the shaping.
As shown in fig. 1 and 3, a positioning block 25 is arranged on the circumference of the amplitude transformer 2 near the rear end thereof, a plurality of positioning surfaces 251 corresponding to the first deformation grooves 22 one by one are arranged on the circumference of the positioning block 25, and the tangential direction of the position on the first deformation groove 22 connected with the second deformation groove 23 is parallel to the corresponding positioning surface 251; thus, during the installation process, the direction of application of the pressure can be ensured, so that the assembly is simplified.
In order to facilitate cold-pressing installation and realize locking of the processing tool 4, the groove width of the first deforming groove 22 and the groove width of the second deforming groove 23 are both 0.1 mm-1 mm; more preferably, the groove width of the first deforming groove 22 and the groove width of the second deforming groove 23 are both 0.4 mm to 0.6 mm.
Similarly, in order to balance the cold press mounting and the clamping stability, as shown in fig. 3, the radius of the horn 2 is defined as a, the wall thickness between the first deformation groove 22 and the inner wall of the holding hole 21 is defined as b, and the wall thickness between the first deformation groove 22 and the outer peripheral wall of the horn 2 is defined as c, wherein a: b: c is 20 (3-10) to (3-9).
Preferably, the horn 2 in this embodiment is provided with three first deformation grooves 22 and three second deformation grooves 23, and the three first deformation grooves 22 are circumferentially and uniformly distributed on the periphery of the clamping hole 21.
Referring to fig. 2, the ultrasonic transducer 3 includes: the piezoelectric vibration generator comprises a front cover plate 31, a screw rod 32, a piezoelectric vibrator 33 and a rear cover plate 34, wherein the front cover plate 31 is installed at the rear end of the amplitude transformer 2, the front end of the screw rod 32 is connected with the front cover plate 31, the piezoelectric vibrator 33 is sleeved outside the screw rod 32 and located at the rear end of the front cover plate 31, the rear cover plate 34 is sleeved outside the screw rod 32 and located at the rear end of the piezoelectric vibrator 33, and the piezoelectric vibrator 33 is pressed between the front cover plate 31 and the rear cover plate 34.
Continuing to refer to fig. 2, the ultrasonic scalpel handle in this embodiment further includes a mounting seat 5, which is sleeved outside the scalpel handle body 1, an annular groove 51 for accommodating the wireless receiving device is formed in the mounting seat 5, and the annular groove 51 is open towards the rear, so that the wireless receiving device is conveniently packaged in the annular groove 51.
Exemplarily, in the above embodiment, the positioning table 12 is annularly arranged on the outer side wall of the tool holder body 1, the front end surface of the mounting seat 5 is attached to the positioning table 12, and the mounting seat 5 is fixedly connected to the positioning table 12 by welding.
Exemplarily, a first wire groove communicated with the annular groove 51 is formed in the inner side of the mounting seat 5, a second wire groove is formed in the side wall of the tool holder body 1 at a position opposite to the first wire groove, the second wire groove is communicated with the accommodating cavity 11, the piezoelectric vibrator 33 is connected with a wire, and the wire is electrically connected with a wireless receiving device arranged in the annular groove 51 after passing through the second wire groove and the first wire groove respectively, so that the wireless receiving device and the piezoelectric vibrator 33 are electrically communicated; the first and second wire slots are not specifically shown in the drawings.
Preferably, in the above embodiment, a plurality of spiral vibration guide grooves 26 are provided at intervals on the outer circumference of the horn 2, and the vibration guide grooves 26 can convert a part of longitudinal vibration of the ultrasonic wave into torsional vibration, thereby causing the ultrasonic vibration transmitted to the working tool 4 as a longitudinal-torsional composite.
To sum up, the ultrasonic knife handle without the sealing nut and the installation method thereof of the embodiment of the invention are characterized in that the amplitude transformer is provided with a plurality of first deformation grooves and a plurality of second deformation grooves corresponding to the first deformation grooves one by one, wherein the first deformation grooves are arc-shaped, the first deformation grooves are distributed at intervals along the circumferential direction of the clamping hole, two ends of the second deformation grooves are respectively communicated with the middle part of the first deformation groove and the second clamping hole, in the installation process, radial inward pressure is applied to the outer circumferential wall of the amplitude transformer corresponding to the second deformation grooves through a special clamp, so that the clamping hole can be expanded, at the moment, a machining tool can be inserted into the clamping hole, after the pressure is unloaded, the amplitude transformer rebounds and recovers to deform, so that the machining tool can be clamped, and the machining tool can be installed only by cold pressing without thermal expansion deformation, the installation is simple and the assembly cost is low; in addition, need adopt sealing nut to lock in for traditional ultrasonic wave handle of a knife, because sealing nut has been omitted to the ultrasonic wave handle of a knife in this application, can reduce the contact surface between the different subassemblies, can effectively reduce the energy loss in the ultrasonic wave transmission process to can guarantee processing stability and machining precision.
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 (13)

1. The utility model provides an ultrasonic wave handle of a knife of no sealing nut which characterized in that includes:
the front end of the knife handle body is provided with an accommodating cavity;
the variable-amplitude rod is arranged at the front end of the cutter handle body, a clamping hole used for clamping a machining tool is formed in the front end of the variable-amplitude rod, a plurality of first variable-shape grooves and second variable-shape grooves are formed in the variable-amplitude rod, the first variable-shape grooves and the second variable-shape grooves penetrate through the front end face of the variable-amplitude rod and extend backwards along the axial direction of the variable-amplitude rod, the first variable-shape grooves are arc-shaped, the circle centers of the first variable-shape grooves coincide with the central axis of the clamping hole, the first variable-shape grooves are arranged on the periphery of the clamping hole at intervals, one second variable-shape groove is correspondingly arranged on each first variable-shape groove, one end of each second variable-shape groove is communicated with the middle of the corresponding first variable-shape groove, and the other end of each second variable-shape groove is communicated with the clamping;
the ultrasonic transducer is arranged at the rear end of the amplitude transformer and is arranged in the accommodating cavity; and
and the machining tool is pressed in the clamping hole by cold pressing.
2. The ultrasonic blade holder without a sealing nut of claim 1, wherein the clamping hole extends through a rear end of the horn.
3. The ultrasonic stem without a sealing nut of claim 2, wherein the rear end face of the horn is recessed adjacent the periphery of the clamping bore to define a flared conical surface.
4. The ultrasonic knife handle without the sealing nut of claim 2, characterized in that the first deformation groove and the second deformation groove both penetrate through the rear end face of the horn.
5. The ultrasonic knife handle without the sealing nut of claim 1, characterized in that the horn is provided with a positioning block near the periphery of the rear end thereof, the periphery of the positioning block is provided with a plurality of positioning surfaces corresponding to the first deforming grooves one by one, and the tangential direction of the connecting position of the first deforming groove and the second deforming groove is parallel to the corresponding positioning surface.
6. The ultrasonic tool holder without the sealing nut of claim 1, wherein the groove width of the first deforming groove and the groove width of the second deforming groove are both 0.1 mm to 1 mm.
7. The ultrasonic tool holder without the sealing nut of claim 6, wherein the groove width of the first deforming groove and the groove width of the second deforming groove are both 0.4 mm to 0.6 mm.
8. The ultrasonic stem without a sealing nut of claim 1, wherein the radius of the horn is a, the wall thickness between the first deformation groove and the inner wall of the clamping hole is b, and the wall thickness between the first deformation groove and the outer peripheral wall of the horn is c, wherein a, b, c is 20 (3-10) to 3-9.
9. The ultrasonic knife handle without the sealing nut of claim 1, wherein the horn comprises three first deformation grooves, and the three first deformation grooves are circumferentially and uniformly distributed on the periphery of the clamping hole.
10. The ultrasonic knife handle without a sealing nut of claim 1, characterized in that the ultrasonic transducer comprises:
a front cover plate mounted on the rear end of the horn;
the front end of the screw is connected with the front cover plate;
the piezoelectric vibrator is sleeved outside the screw rod and is positioned at the rear end of the front cover plate; and
and the rear cover plate is sleeved outside the screw rod and is positioned at the rear end of the piezoelectric vibrator.
11. The ultrasonic knife handle without a sealing nut of any of claims 1-10, further comprising:
the mounting seat is sleeved outside the knife handle body, an annular groove used for containing the wireless receiving device is formed in the mounting seat, and the annular groove is opened backwards.
12. A method of mounting a sealing nut free ultrasonic tool shank according to any one of claims 1 to 11, comprising the steps of:
applying radially inward pressure to the positions, corresponding to the second deformation grooves, of the periphery of the amplitude transformer to enable the amplitude transformer to be elastically deformed and the clamping hole to be expanded, inserting a machining tool into the clamping hole, recovering deformation of the amplitude transformer after the pressure is removed, and clamping the machining tool by the amplitude transformer;
mounting an ultrasonic transducer at the rear end of the horn;
the amplitude transformer is arranged at the front end of the knife handle body, and the ultrasonic transducer is accommodated in the accommodating cavity.
13. The method of installing a sealing nut-less ultrasonic tool holder according to claim 12, wherein the horn is installed at the front end of the holder body by welding.
CN202010708756.7A 2020-07-21 2020-07-21 Ultrasonic knife handle without sealing nut and installation method thereof Pending CN111822735A (en)

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CN113145883A (en) * 2021-04-27 2021-07-23 汇专机床有限公司 Machine tool, cold-pressing ultrasonic knife handle, ultrasonic machining device and assembling method of ultrasonic machining device
CN114161176A (en) * 2021-10-27 2022-03-11 科益展智能装备有限公司 Ultrasonic knife handle, cutter clamping structure, machining device and machine tool
US20220338838A1 (en) * 2021-04-27 2022-10-27 Kulicke And Soffa Industries, Inc. Ultrasonic transducers, wire bonding machines including ultrasonic transducers, and related methods
CN116408470A (en) * 2023-06-12 2023-07-11 中国机械总院集团江苏分院有限公司 Sealing structure, ultrasonic boring machine using sealing structure and processing method

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Cited By (7)

* Cited by examiner, † Cited by third party
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CN113145883A (en) * 2021-04-27 2021-07-23 汇专机床有限公司 Machine tool, cold-pressing ultrasonic knife handle, ultrasonic machining device and assembling method of ultrasonic machining device
CN113145883B (en) * 2021-04-27 2022-06-10 汇专机床有限公司 Machine tool, cold-pressing ultrasonic knife handle and ultrasonic machining device
US20220338838A1 (en) * 2021-04-27 2022-10-27 Kulicke And Soffa Industries, Inc. Ultrasonic transducers, wire bonding machines including ultrasonic transducers, and related methods
US11937979B2 (en) * 2021-04-27 2024-03-26 Kulicke And Soffa Industries, Inc. Ultrasonic transducers, wire bonding machines including ultrasonic transducers, and related methods
CN114161176A (en) * 2021-10-27 2022-03-11 科益展智能装备有限公司 Ultrasonic knife handle, cutter clamping structure, machining device and machine tool
CN116408470A (en) * 2023-06-12 2023-07-11 中国机械总院集团江苏分院有限公司 Sealing structure, ultrasonic boring machine using sealing structure and processing method
CN116408470B (en) * 2023-06-12 2023-08-15 中国机械总院集团江苏分院有限公司 Sealing structure, ultrasonic boring machine using sealing structure and processing method

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