CN113484180A - Non-contact ultrasonic cutting force loading experimental device and experimental method - Google Patents
Non-contact ultrasonic cutting force loading experimental device and experimental method Download PDFInfo
- Publication number
- CN113484180A CN113484180A CN202110683373.3A CN202110683373A CN113484180A CN 113484180 A CN113484180 A CN 113484180A CN 202110683373 A CN202110683373 A CN 202110683373A CN 113484180 A CN113484180 A CN 113484180A
- Authority
- CN
- China
- Prior art keywords
- magnet
- push
- ultrasonic
- tool head
- pull
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/58—Investigating machinability by cutting tools; Investigating the cutting ability of tools
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0038—Force sensors associated with force applying means applying a pushing force
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
Abstract
A non-contact ultrasonic cutting force loading experimental device comprises a rack, an ultrasonic vibration system, a push-pull force meter tool head and a push-pull force meter feeding device, wherein the ultrasonic vibration system and the push-pull force meter feeding device are fixedly connected to the rack; the ultrasonic vibration system comprises an energy converter, an amplitude transformer, an ultrasonic simulation cutter and a first magnet which are connected, wherein the energy converter, the amplitude transformer and the ultrasonic simulation cutter are positioned on the same straight line, and the first magnet is embedded in the ultrasonic simulation cutter; compared with the prior art, the invention has the advantages of simple structure, convenient manufacture and assembly and wide applicability, and simultaneously, by utilizing the principle that like poles of two magnets repel each other, the invention can apply cutting force load under the condition that the tool head is not in contact with the ultrasonic simulation tool, thereby effectively solving the problems of heating, serious noise and the like caused by direct contact between the tool head and the tool head in an ultrasonic experiment.
Description
Technical Field
The invention relates to the technical field of ultrasonic machining, in particular to a non-contact ultrasonic cutting force loading experimental device and an experimental method.
Background
With the development of manufacturing industry, ultrasonic processing is widely applied to the processing of some special materials such as honeycomb materials and the like, and many scholars are led to search the research field of ultrasonic processing. The ultrasonic machining system is a multi-component coupling system, in actual machining, an ultrasonic cutter is subjected to cutting force to cause the internal electrical parameters of the ultrasonic vibration system to change, and the change of the parameters needs to be observed through experiments. In the experiment, the real working condition of the system can be simulated only by applying load to the ultrasonic cutter, but the ultrasonic system can generate high-frequency vibration during working, if the simulated load force is directly applied to the cutter by an instrument, huge noise is generated, the cutter and the instrument are damaged due to overhigh heat generated by violent friction, and how to simulate the load action on the ultrasonic cutter becomes a great problem.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a non-contact ultrasonic cutting force loading experimental device and an experimental method which are simple in structure and can realize quantitative application of cutting force load by utilizing the principle that like poles of magnets repel each other.
In order to achieve the purpose, the invention adopts the following technical scheme: a non-contact ultrasonic cutting force loading experimental device comprises a rack, an ultrasonic vibration system, a push-pull force meter tool head and a push-pull force meter feeding device, wherein the ultrasonic vibration system and the push-pull force meter feeding device are fixedly connected to the rack; the ultrasonic vibration system comprises an energy converter, an amplitude transformer, an ultrasonic simulation cutter and a first magnet which are connected, wherein the energy converter, the amplitude transformer and the ultrasonic simulation cutter are positioned on the same straight line, and the first magnet is embedded in the ultrasonic simulation cutter; the push-pull dynamometer tool head is arranged towards the first magnet, a second magnet matched with the first magnet is arranged in the push-pull dynamometer tool head, and the magnetic poles of the first magnet and the second magnet close to each other are the same; the push-pull force meter feeding device is provided with a supporting seat and a push-pull force meter, the push-pull force meter is connected to the supporting seat in a sliding mode, and the push-pull force meter and the second magnet move synchronously.
As a preferable scheme of the present invention, the rack includes a bracket main body, a cover plate and a connecting member, the bracket main body includes a bottom plate portion and a box portion connected to each other, the bottom plate portion extends outward along one side of the bottom of the box portion, the box portion is of a hollow structure, one side of the box portion facing the box portion is of an open structure, the cover plate is fixedly connected to the top of the box portion through the connecting member, and mating holes communicated with each other are formed on the cover plate and the box portion.
As a preferable scheme of the present invention, the transducer is placed on the box body, the horn, the ultrasonic simulation cutter and the first magnet are located in the box body, and the support base is fixedly connected to the bottom plate portion.
As a preferable scheme of the invention, a pin is arranged between the transducer and the amplitude transformer, external threads are formed at both ends of the pin, and internal thread holes matched with the pin are formed at the bottom of the transducer and the top of the amplitude transformer.
As a preferable scheme of the present invention, an external threaded column is formed at the top of the ultrasonic simulation tool, an internal threaded hole adapted to the external threaded column is formed at the bottom of the horn, and a first magnet slot adapted to the first magnet is formed on the ultrasonic simulation tool.
As a preferable scheme of the invention, the tool head of the push-pull dynamometer comprises a tool head with a U-shaped structure, a second magnet groove matched with a second magnet is formed on the inner wall of a notch of the tool head, threaded holes communicated with the second magnet groove are formed on two sides of the tool head, hexagonal screws abutting against two sides of the second magnet are arranged in the threaded holes, and a stud connected with the tool head is formed at the extending end of the push-pull dynamometer.
As a preferred scheme of the present invention, the support base is provided with a feeding sliding table, the push-pull force meter is fixedly connected to the feeding sliding table, the cross section of the feeding sliding table is of a T-shaped structure, the bottom of the feeding sliding table abuts against the support base, and the feeding sliding table is slidably connected to the support base.
According to a preferable scheme of the invention, the middle part of the feeding sliding table is provided with a screw rod in threaded connection, two sides of the screw rod are provided with slide rods, the slide rods and the screw rod are both arranged along the length direction of the extending end of the push-pull dynamometer, the supporting seat is provided with a bearing for supporting the screw rod, and the end part of the screw rod is provided with a rotating hand wheel which synchronously rotates.
As a preferable scheme of the present invention, the ultrasonic simulation tool is made of a high-speed steel material, and the first magnet and the second magnet are both permanent magnets.
An experimental method of a non-contact ultrasonic cutting force loading experimental device comprises the following steps:
step A: fixing a first magnet in a first magnet groove of the ultrasonic simulation tool by using glue, fixing a second magnet in a second magnet groove by using a hexagonal screw, wherein the exposed magnetic poles of the first magnet and the second magnet are the same as those of the external part;
and B: fixing the whole push-pull dynamometer feeding device on a rack, connecting a push-pull dynamometer tool head to the push-pull dynamometer, and connecting and adjusting the position of the tool head;
and C: adjusting the position of the ultrasonic vibration system, keeping the first magnet and the second magnet opposite, covering the cover plate, and fixing the whole ultrasonic system on the bracket through the connecting piece;
step D: the hand wheel is rotated to realize feeding of the push-pull dynamometer, when two like magnetic poles are close to each other, the two like magnetic poles can be subjected to mutually repulsive force, and the force applied to the ultrasonic cutter is the same as the force applied to the push-pull dynamometer under the action of the mutual force, so that the force of the ultrasonic simulation cutter can be read by the push-pull dynamometer, and the quantitative and stable application of ultrasonic load can be realized.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has simple structure, convenient manufacture and assembly and wide applicability.
2. The invention utilizes the principle that like poles of two magnets repel each other, can apply cutting force load under the condition that the tool head is not in contact with the ultrasonic simulation tool, and effectively solves the problems of heating, serious noise and the like caused by direct contact between the tool head and the tool head in an ultrasonic experiment.
3. The invention utilizes the structure of the screw rod sliding block to be matched with the feeding push-pull force meter, the screw thread at the matched part of the screw rod has the function of reverse self-locking, the reading number of the push-pull force meter can be better stabilized, the function of quantitatively applying cutting force load can be realized in an experiment, and the research on the working parameters of an ultrasonic vibration system is convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is an exploded view of the push-pull force gauge feeder;
FIG. 4 is an exploded view of the push-pull dynamometer tool head;
FIG. 5 is an exploded view of an ultrasonic vibration system
Reference numerals: the ultrasonic vibration testing device comprises a rack 1, a support main body 1-1, connecting pieces 1-2, a cover plate 1-3, an ultrasonic vibration system 2, a transducer 2-1, a pin 2-2, an amplitude transformer 2-3, an ultrasonic simulation cutter 2-4, a first magnet 2-5, a first magnet groove 2-6, a push-pull dynamometer tool head 3, a second magnet 3-1, a tool head 3-2, a hexagonal screw 3-3, a second magnet groove 3-4, a push-pull dynamometer feeding device 4, a push-pull dynamometer 4-1, a feeding sliding table 4-2, a sliding rod 4-3, a rotating hand wheel 4-4, a screw rod 4-5, a bearing 4-6 and a supporting seat 4-7.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, a non-contact ultrasonic cutting force loading experimental apparatus includes a rack 1, an ultrasonic vibration system 2, a push-pull force meter tool head 3 and a push-pull force meter feeding device 4, wherein the ultrasonic vibration system 2 and the push-pull force meter feeding device 4 are fixedly connected to the rack 1, the push-pull force meter tool head 3 is slidably connected to the push-pull force meter feeding device 4, and the push-pull force meter tool head 3 is arranged toward the ultrasonic vibration system 2; the ultrasonic vibration system 2 comprises a transducer 2-1, an amplitude transformer 2-3, an ultrasonic simulation cutter 2-4 and a first magnet 2-5 which are connected, wherein the transducer 2-1, the amplitude transformer 2-3 and the ultrasonic simulation cutter 2-4 are positioned on the same straight line, and the first magnet 2-5 is embedded in the ultrasonic simulation cutter 2-4; the push-pull dynamometer tool head 3 is arranged towards the first magnet 2-5, a second magnet 3-1 matched with the first magnet 2-5 is arranged in the push-pull dynamometer tool head 3, and the magnetic poles of the first magnet 2-5 and the second magnet 3-1 close to each other are the same; the push-pull force meter feeding device 4 is provided with a supporting seat 4-7 and a push-pull force meter 4-1, the push-pull force meter 4-1 is connected to the supporting seat 4-7 in a sliding mode, and the push-pull force meter 4-1 and the second magnet 3-1 move synchronously.
The rack 1 comprises a support main body 1-1, a cover plate 1-3 and a connecting piece 1-2, wherein the support main body 1-1 comprises a bottom plate part and a box body part which are connected, the bottom plate part extends outwards along one side of the bottom of the box body part, the box body part is of a hollow structure, one side of the box body part, which faces the box body part, is of an open structure, the cover plate 1-3 is fixedly connected to the top of the box body part through the connecting piece 1-2, and matching holes which are communicated with each other are formed in the cover plate 1-3 and the box body part.
The cover plate 1-3 is a rectangular plate, a large round hole is formed in the middle of the cover plate and used for fixing the amplitude transformer 2-3, four small holes are formed in the periphery of the cover plate and used for enabling the connecting piece 1-2 to penetrate through and be fixed, the connecting piece 1-2 is of a bolt structure, and assembling holes matched with the connecting piece 1-2 are formed in the cover plate 1-3 and the rack 1.
The bottom plate part is horizontally connected to the bottom of the box body part, a large key-shaped hole is formed in the middle of the upper end of the box body part and used for fixing the ultrasonic vibration system 2 and adjusting the position without pre-tightening force, four small key-shaped holes are formed in the periphery and used for fixing the connecting piece 1-2 and following the ultrasonic vibration system 2 and adjusting the position without pre-tightening force, and four threaded holes are formed in the top of the box body part of the support main body 1-1 and used for installing the connecting piece 1-2.
The transducer 2-1 is placed on the box body, the amplitude transformer 2-3, the ultrasonic simulation cutter 2-4 and the first magnet 2-5 are located in the box body, the supporting seat 4-7 is fixedly connected to the bottom plate portion, the transducer 2-1 is powered by an external ultrasonic power supply, the amplitude transformer 2-3 is used for transmitting and amplifying amplitude, the amplitude at a node is zero, and a bulge is formed on the outer diameter of the amplitude transformer 2-3 and used for fixing the ultrasonic vibration system 2 and the support main body 1-1.
A pin 2-2 is arranged between the transducer 2-1 and the amplitude transformer 2-3, external threads are formed at two ends of the pin 2-2, internal thread holes matched with the pin 2-2 are formed at the bottom of the transducer 2-1 and the top of the amplitude transformer 2-3, the transducer 2-1 and the amplitude transformer 2-3 are fixedly connected under the action of the pin 2-2, so that the amplitude transformer 2-3 can receive the amplitude of the transducer 2-1, the pin 2-2 is connected to the middle parts of the transducer 2-1 and the amplitude transformer 2-3, the ultrasonic simulation cutter 2-4 is connected to the middle part of the amplitude transformer 2-3, and the central lines of the transducer 2-1, the amplitude transformer 2-3 and the ultrasonic simulation cutter 2-4 are positioned on the same straight line.
An external thread column is formed at the top of the ultrasonic simulation cutter 2-4, an internal thread hole matched with the external thread column is formed at the bottom of the amplitude transformer 2-3, a first magnet groove 2-6 matched with the first magnet 2-5 is formed on the ultrasonic simulation cutter 2-4, the first magnet groove 2-6 is located in the middle of the ultrasonic simulation cutter 2-4, and the first magnet groove 2-6 is of a rectangular structure.
The tool head 3 of the push-pull dynamometer comprises a tool head 3-2 with a U-shaped structure, a second magnet groove 3-4 matched with the second magnet 3-1 is formed in the inner wall of a notch of the tool head 3-2, threaded holes communicated with the second magnet groove 3-1 are formed in two sides of the tool head 3-2, hexagonal screws 3-3 abutting against two sides of the second magnet 3-1 are arranged in the threaded holes, and a stud connected with the tool head 3-2 is formed at the extending end of the push-pull dynamometer 4-1.
The second magnet 3-1 is of a rectangular structure, and the hexagonal screw 3-3 fixes the second magnet 3-1 through a threaded hole in the side face of the tool head 3-2, so that the second magnet 3-1 is locked.
The supporting seat 4-7 is provided with a feeding sliding table 4-2, the push-pull force meter 4-1 is fixedly connected to the feeding sliding table 4-2, the section of the feeding sliding table 4-2 is of a T-shaped structure, the bottom of the feeding sliding table 4-2 is abutted against the supporting seat 4-7, and the feeding sliding table 4-2 is connected to the supporting seat 4-7 in a sliding mode.
The middle part of the feeding sliding table 4-2 is provided with a screw rod 4-5 in threaded connection, two sides of the screw rod 4-5 are provided with a slide rod 4-3, the slide rod 4-3 and the screw rod 4-5 are both arranged along the length direction of the extending end of the push-pull dynamometer 4-1, a bearing 4-6 for supporting the screw rod 4-5 is arranged on a supporting seat 4-7, and the end part of the screw rod 4-5 is provided with a rotating hand wheel 4-4 which rotates synchronously.
The push-pull force meter 4-1 is a force measuring instrument and is used for measuring the load force in the feeding process, the extending end of the push-pull force meter 4-1 is of a stud structure and is used for connecting the tool head 3-2, so that the push-pull force meter 4-1 is connected with the tool head 3-2 through threads, the side surface of the feeding sliding table 4-2 is T-shaped, the upper end of the feeding sliding table is provided with four holes, screws are arranged in the holes, and the push-pull force meter 4-1 is fixed on the feeding sliding table 4-2 under the action of the screws.
The middle part of the lower end of the feeding sliding table 4-2 is provided with a screw hole which is used for being in transmission fit with a screw 4-5, two screw holes are provided with shaft holes which are used for being matched with a sliding rod 4-3, the sliding rod 4-3 is arranged in parallel with the screw 4-5, the screw 4-5 is in threaded connection with the feeding sliding table 4-2, and the sliding rod 4-3 is in sliding connection with the feeding sliding table 4-2.
A screw rod sliding block structure is formed between the feeding sliding table 4-2 and the screw rod 4-5, and the feeding sliding table 4-2 is driven to move along the length direction of the screw rod 4-5 in the rotating process of the screw rod 4-5.
The lower end of the supporting seat 4-7 is provided with four holes, screws are arranged in the holes, the supporting seat 4-7 is fixedly connected with the bracket main body 1-1 under the action of the screws, two sides of the upper end of the supporting seat 4-7 are respectively provided with three holes, the number of the slide bars 4-3 is two, the two slide bars are respectively in clearance fit with the shaft hole of the feeding sliding table 4-2, the two ends of the slide bars are respectively fixed with two holes on the side surface of the upper end of the supporting seat 4-7, the screw rod 4-5 is matched with the screw rod hole of the feeding sliding table 4-2, the thread at the matching part has a reverse self-locking function, the two ends of the slide bars are respectively fixed with the holes in the middle of the side surface of the upper end of the supporting seat 4-7 by using the bearings 4-6, one end of the screw rod 4-5 is connected with a rotating hand wheel 4-4, and the push-pull dynamometer 4-1 can be fed by rotating the rotating hand wheel 4-4.
The ultrasonic simulation cutter 2-4 is made of high-speed steel, and the first magnet 2-5 and the second magnet 3-1 are permanent magnets.
An experimental method of a non-contact ultrasonic cutting force loading experimental device comprises the following steps:
step A: fixing a first magnet 2-5 in a first magnet groove 2-6 of the ultrasonic simulation prop by gluing, fixing a second magnet 3-1 in a second magnet groove 3-4 by a hexagonal screw 3-3, wherein the exposed magnetic poles of the first magnet 2-5 and the second magnet 3-1 are the same as the magnetic poles of the external part;
and B: fixing the whole push-pull dynamometer feeding device 4 on the rack 1, connecting the push-pull dynamometer tool head 3 on the push-pull dynamometer 4-1, and connecting and adjusting the position of the tool head 3-2;
and C: adjusting the position of the ultrasonic vibration system 2, keeping the first magnet 2-5 and the second magnet 3-1 opposite, covering the cover plate 1-3, and fixing the whole ultrasonic system on the bracket through the connecting piece 1-2;
step D: the hand wheel 4-4 is rotated to realize the feeding of the push-pull force meter 4-1, when two like magnetic poles are close to each other, the two like magnetic poles can be subjected to mutually repulsive force, and the force applied to the ultrasonic cutter is the same as the force applied to the push-pull force meter 4-1 according to the mutual action of the forces, so that the force applied to the ultrasonic simulation cutter 2-4 can be read by the push-pull force meter 4-1, and the quantitative and stable application of ultrasonic load can be realized.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: the ultrasonic vibration device comprises a rack 1, a support main body 1-1, a connecting piece 1-2, a cover plate 1-3, an ultrasonic vibration system 2, a transducer 2-1, a pin 2-2, an amplitude transformer 2-3, an ultrasonic simulation cutter 2-4, a first magnet 2-5, a first magnet groove 2-6, a push-pull dynamometer tool head 3, a second magnet 3-1, a tool head 3-2, a hexagonal screw 3-3, a second magnet groove 3-4, a push-pull dynamometer feeding device 4, a push-pull dynamometer 4-1, a feeding sliding table 4-2, a sliding rod 4-3, a rotating hand wheel 4-4, a screw rod 4-5, a bearing 4-6, a supporting seat 4-7 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. A non-contact ultrasonic cutting force loading experimental device is characterized by comprising a rack (1), an ultrasonic vibration system (2), a push-pull dynamometer tool head (3) and a push-pull dynamometer feeding device (4), wherein the ultrasonic vibration system (2) and the push-pull dynamometer feeding device (4) are fixedly connected to the rack (1), the push-pull dynamometer tool head (3) is connected to the push-pull dynamometer feeding device (4) in a sliding mode, and the push-pull dynamometer tool head (3) is arranged towards the ultrasonic vibration system (2); the ultrasonic vibration system (2) comprises an energy converter (2-1), an amplitude transformer (2-3), an ultrasonic simulation cutter (2-4) and a first magnet (2-5) which are connected, the energy converter (2-1), the amplitude transformer (2-3) and the ultrasonic simulation cutter (2-4) are positioned on the same straight line, and the first magnet (2-5) is embedded in the ultrasonic simulation cutter (2-4); the push-pull dynamometer tool head (3) is arranged towards the first magnet (2-5), a second magnet (3-1) matched with the first magnet (2-5) is arranged in the push-pull dynamometer tool head (3), and the magnetic poles of the first magnet (2-5) and the second magnet (3-1) close to each other are the same; the push-pull dynamometer feeding device (4) is provided with a supporting seat (4-7) and a push-pull dynamometer (4-1), the push-pull dynamometer (4-1) is connected to the supporting seat (4-7) in a sliding mode, and the push-pull dynamometer (4-1) and the second magnet (3-1) move synchronously.
2. The non-contact ultrasonic cutting force loading experiment device according to claim 1, wherein the rack (1) comprises a bracket main body (1-1), a cover plate (1-3) and a connecting piece (1-2), the bracket main body (1-1) comprises a bottom plate part and a box body part which are connected, the bottom plate part extends outwards along one side of the bottom of the box body part, the box body part is of a hollow structure, one side of the box body part, which faces the box body part, is of an open structure, the cover plate (1-3) is fixedly connected to the top of the box body part through the connecting piece (1-2), and the cover plate (1-3) and the box body part are provided with matching holes which are communicated.
3. The non-contact ultrasonic cutting force loading experimental device according to claim 2, wherein the transducer (2-1) is placed on the box body part, the amplitude transformer (2-3), the ultrasonic simulation cutter (2-4) and the first magnet (2-5) are positioned in the box body part, and the supporting seat (4-7) is fixedly connected to the bottom plate part.
4. The non-contact ultrasonic cutting force loading experimental device according to claim 3, wherein a pin (2-2) is arranged between the transducer (2-1) and the amplitude transformer (2-3), external threads are formed at two ends of the pin (2-2), and internal thread holes matched with the pin (2-2) are formed at the bottom of the transducer (2-1) and the top of the amplitude transformer (2-3).
5. The non-contact ultrasonic cutting force loading experiment device according to claim 4, wherein an external thread column is formed at the top of the ultrasonic simulation cutter (2-4), an internal thread hole matched with the external thread column is formed at the bottom of the amplitude transformer (2-3), and a first magnet groove (2-6) matched with the first magnet (2-5) is formed in the ultrasonic simulation cutter (2-4).
6. The non-contact ultrasonic cutting force loading experiment device according to claim 1, wherein the push-pull dynamometer tool head (3) comprises a tool head (3-2) with a U-shaped structure, a second magnet groove (3-4) matched with the second magnet (3-1) is formed in the inner wall of a notch of the tool head (3-2), threaded holes communicated with the second magnet groove (3-1) are formed in two sides of the tool head (3-2), hexagonal screws (3-3) abutting against two sides of the second magnet (3-1) are arranged in the threaded holes, and a stud connected with the tool head (3-2) is formed at the extending end of the push-pull dynamometer (4-1).
7. The non-contact ultrasonic cutting force loading experimental device according to claim 1, wherein a feeding sliding table (4-2) is arranged on the supporting seat (4-7), the push-pull force meter (4-1) is fixedly connected to the feeding sliding table (4-2), the section of the feeding sliding table (4-2) is of a T-shaped structure, the bottom of the feeding sliding table (4-2) abuts against the supporting seat (4-7), and the feeding sliding table (4-2) is slidably connected to the supporting seat (4-7).
8. The non-contact ultrasonic cutting force loading experiment device according to claim 7, wherein a screw rod (4-5) in threaded connection is arranged in the middle of the feeding sliding table (4-2), slide rods (4-3) are arranged on two sides of the screw rod (4-5), the slide rods (4-3) and the screw rod (4-5) are arranged along the length direction of the extending end of the push-pull dynamometer (4-1), a bearing (4-6) for supporting the screw rod (4-5) is arranged on the supporting seat (4-7), and a rotating hand wheel (4-4) which rotates synchronously is arranged at the end of the screw rod (4-5).
9. The non-contact ultrasonic cutting force loading experimental device according to claim 1, wherein the ultrasonic simulation cutter (2-4) is made of high-speed steel, and the first magnet (2-5) and the second magnet (3-1) are both permanent magnets.
10. An experimental method of a non-contact ultrasonic cutting force loading experimental device is characterized by comprising the following steps:
step A: fixing a first magnet (2-5) in a first magnet groove (2-6) of the ultrasonic simulation prop by using glue, fixing a second magnet (3-1) in a second magnet groove (3-4) by using a hexagonal screw (3-3), wherein the exposed magnetic poles of the first magnet (2-5) and the second magnet (3-1) are the same as the magnetic poles of the external part;
and B: fixing the whole push-pull dynamometer feeding device (4) on the rack (1), connecting the push-pull dynamometer tool head (3) on the push-pull dynamometer (4-1), and connecting and adjusting the position of the tool head (3-2);
and C: adjusting the position of the ultrasonic vibration system (2), keeping the first magnet (2-5) and the second magnet (3-1) opposite, covering the cover plate (1-3), and fixing the whole ultrasonic system on the bracket through the connecting piece (1-2);
step D: the hand wheel (4-4) is rotated to realize the feeding of the push-pull force meter (4-1), when two like magnetic poles are close to each other, the two like magnetic poles can be subjected to mutually repulsive force, and the force applied to the ultrasonic cutter is the same as the force applied to the push-pull force meter (4-1) according to the interaction of the force, so that the force applied to the ultrasonic simulation cutter (2-4) can be read by the push-pull force meter (4-1), and the quantitative and stable application of ultrasonic load can be realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110683373.3A CN113484180A (en) | 2021-06-21 | 2021-06-21 | Non-contact ultrasonic cutting force loading experimental device and experimental method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110683373.3A CN113484180A (en) | 2021-06-21 | 2021-06-21 | Non-contact ultrasonic cutting force loading experimental device and experimental method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113484180A true CN113484180A (en) | 2021-10-08 |
Family
ID=77934121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110683373.3A Pending CN113484180A (en) | 2021-06-21 | 2021-06-21 | Non-contact ultrasonic cutting force loading experimental device and experimental method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113484180A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007085815A (en) * | 2005-09-21 | 2007-04-05 | National Institute Of Advanced Industrial & Technology | Micro-indentation tester |
| CN105150034A (en) * | 2015-08-12 | 2015-12-16 | 华侨大学 | Grinding head capable of achieving end face ultrasound-assisted grinding and polishing |
| US20170356831A1 (en) * | 2015-07-01 | 2017-12-14 | Hohai University | Electromagnetic multiaxial fatigue testing machine |
| CN207556720U (en) * | 2017-10-16 | 2018-06-29 | 清华大学天津高端装备研究院 | Adsorb force measuring device in a kind of permanent magnet gap |
| CN110286049A (en) * | 2019-06-17 | 2019-09-27 | 杭州电子科技大学 | Ultrasonic cutting friction wear testing machine and emulation ultrasonic cutting processing method |
| CN110549165A (en) * | 2018-06-01 | 2019-12-10 | 乔治费歇尔加工方案公司 | system and method for determining structural characteristics of a machine tool |
| CN213209703U (en) * | 2020-09-12 | 2021-05-14 | 东莞市永豪电业有限公司 | Wire tension testing device |
-
2021
- 2021-06-21 CN CN202110683373.3A patent/CN113484180A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007085815A (en) * | 2005-09-21 | 2007-04-05 | National Institute Of Advanced Industrial & Technology | Micro-indentation tester |
| US20170356831A1 (en) * | 2015-07-01 | 2017-12-14 | Hohai University | Electromagnetic multiaxial fatigue testing machine |
| CN105150034A (en) * | 2015-08-12 | 2015-12-16 | 华侨大学 | Grinding head capable of achieving end face ultrasound-assisted grinding and polishing |
| CN207556720U (en) * | 2017-10-16 | 2018-06-29 | 清华大学天津高端装备研究院 | Adsorb force measuring device in a kind of permanent magnet gap |
| CN110549165A (en) * | 2018-06-01 | 2019-12-10 | 乔治费歇尔加工方案公司 | system and method for determining structural characteristics of a machine tool |
| CN110286049A (en) * | 2019-06-17 | 2019-09-27 | 杭州电子科技大学 | Ultrasonic cutting friction wear testing machine and emulation ultrasonic cutting processing method |
| CN213209703U (en) * | 2020-09-12 | 2021-05-14 | 东莞市永豪电业有限公司 | Wire tension testing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104931366A (en) | Fretting fatigue testing method allowing contact load to be adjusted in real time and testing machine adopting fretting fatigue testing method | |
| CN110207981B (en) | Nondestructive ball screw pair static rigidity measuring device | |
| CN103217349A (en) | High-speed motorized spindle dynamic and static rigidity testing device and high-speed motorized spindle dynamic and static rigidity testing method based on three-way electromagnetic force loading | |
| CN102025288A (en) | Giant magnetostrictive actuator with permanet torque output and control method thereof | |
| CN1204384C (en) | Multidimension force sensor dynamic experimental table and its method | |
| CN103163019A (en) | Tensile test special fixture used for sheet metal or metal foil and using method | |
| CN203365241U (en) | Testing device for interface tensile bonding strength of laminated metal composite | |
| CN103389202A (en) | Method for testing bolt joint surface contact damping characteristics | |
| CN103969178A (en) | Testing device for frictional coefficient of cutter and workpiece under supersonic vibration condition | |
| CN103323223A (en) | Overall performance testing rack of numerical control ultrasonic cutting sound main shaft | |
| CN113484180A (en) | Non-contact ultrasonic cutting force loading experimental device and experimental method | |
| CN113551980A (en) | Multi-shaft type tensile test testing machine and testing method | |
| CN111397891A (en) | Non-contact all-working-condition loaded electric spindle reliability test device | |
| CN206083937U (en) | Split plain bear ing seat bolt hole processing clamping device | |
| CN206083936U (en) | Be suitable for clamping device of bolt hole processing of a plurality of split plain bear ing seats | |
| CN2639875Y (en) | Hexaaxile mechanical property measuring device for micro sample | |
| CN203534896U (en) | Cam quantitative repeated loading device | |
| CN204405428U (en) | A kind of Sample location assembly of dynamic thermomechanical analysis apparatus double cantilever beam fixture | |
| CN209878291U (en) | Underneath type driving piezoelectric high-frequency fatigue testing machine | |
| CN107102277B (en) | A kind of dismountable multi gear elastic stress monolithic method magnetism testing fixture | |
| CN103528883A (en) | Cam quantitative repeated loading device | |
| CN208140355U (en) | A kind of spring fatigue test device | |
| CN218511731U (en) | Shaft sleeve concentricity detection device | |
| CN206002077U (en) | A kind of cuboid sample lateral displacement measurement apparatus | |
| CN217688250U (en) | Plate plane bending fatigue test fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |