CN103506892A - Rotary type cutting force dynamic monitoring device - Google Patents
Rotary type cutting force dynamic monitoring device Download PDFInfo
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- CN103506892A CN103506892A CN201310520830.2A CN201310520830A CN103506892A CN 103506892 A CN103506892 A CN 103506892A CN 201310520830 A CN201310520830 A CN 201310520830A CN 103506892 A CN103506892 A CN 103506892A
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- main shaft
- cutting force
- interface
- base
- primary coil
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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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
- B23Q17/0952—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining
- B23Q17/0966—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining by measuring a force on parts of the machine other than a motor
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Abstract
The invention relates to a rotary type cutting force dynamic monitoring device which comprises a main shaft interface, a force sensing module, a cutting tool interface, a wireless power supply module and a wireless communication module, wherein the plane and inner hole at the bottom end of the main shaft interface are clung to the upper plane and a boss of the upper cover of the force sensing module respectively; the main shaft interface is tightly fixed on the force sensing module through a bolt; the signal output lines of three-way piezoelectric transducers in the force sensing module are led out through threading holes on a base and are connected with the signal transmitting terminal of the wireless communication module; the bottom end of the force sensing module is connected with the cutting tool interface through a bolt. According to the rotary type cutting force dynamic monitoring device, the main shaft interface is mounted at the front end of the main shaft of a numerically-controlled milling machine and performs rotary motion with the main shaft, so that real-time monitoring to cutting three-way force during machining process can be realized, and hardware support is provided for carrying out cutting mechanism research on micro-parts and optimizing technological parameters.
Description
Technical field
The invention belongs to machining and field tests, particularly relate to the real-time dynamic monitoring device of three-dimensional cutting force in a kind of Precision Machining process.
Background technology
In the mechanical processing process of precision component, the accurate measurement of cutting force is not only conducive to study cutting scheme, Optimizing Process Parameters and selection tool geometrical parameter, the more important thing is the variation by cutting force, can monitor cutting-tool wear state and lathe duty etc. in working angles, to realize the monitoring of part process, for guaranteeing the crudy of part, improve lathe efficiency and have great significance.
At present, abroad, the development of Switzerland kislter company has piezoelectric type three-dimensional force transducer, and can be directly installed on the front end of main shaft, carries out the Real-Time Monitoring of cutting force.But concerning domestic user, not only acquisition cost is high, and operation and maintenance cost is also high.At home, the sensor majority that is used for measuring cutting force is the structure of working platform type, and workpiece is by fixture or be directly screwed on desk-top sensor, then does on the as a whole work top that is placed in lathe.Although this class sensor is easy for installation, be subject to work top restriction, be not suitable for large-size workpiece and install, and belong to indirect type dynamometry, dynamometry precision is not high, is difficult to reflect fast, really the dynamic change of cutting force in mechanical processing process.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of rotary cutting force dynamic monitor, not only there is compact conformation, convenient, practical feature is reliably installed, can be directly embedded in rotary main shaft especially, in process, directly in real time cutting three-dimensional power is monitored, for carrying out the research of micro-workpiece cutting scheme and process parameter optimizing, provide hardware supported.
The technical solution adopted for the present invention to solve the technical problems is: a kind of rotary cutting force dynamic monitor is provided, comprise main shaft interface, power induction module, cutter interface, wireless power supply module and wireless communication module, the plane of described main shaft interface bottom and endoporus are fitted with upper plane and the boss of power induction module upper cover respectively, and by bolt, main shaft interface is anchored on power induction module, the three-way piezoelectric formula sensor signal output line of described power induction module inside is drawn by the through wires hole on base, be connected with the signal transmitting terminal of wireless communication module, the bottom of described power induction module is bolted cutter interface, the stationary end that the primary coil of described wireless power supply module is contained in machine tool chief axis front end by primary coil support covers, secondary coil is contained on the outer circumference surface of power induction module by wire winding ring, and provide power supply for wireless communication module.
The top of described main shaft interface is provided with the tapering suitable with machine tool chief axis endoporus, by keyway and blind rivet, package unit is carried out in machine tool chief axis to quick positioning and clamping.
Described power induction module comprises upper cover, sealing ring, three-way piezoelectric formula sensor, base and hollow screw, the bottom of described upper cover is with round ring boss, the top of base is with toroidal cavity, boss and groove match chimeric, and form toroidal cavity between boss and groove, in toroidal cavity, be uniformly distributed with some three-way piezoelectric formula sensors along the circumference, in the cannelure on described base top, be provided with sealing ring, described base bottom is along the some screwed holes of being evenly distributed in of toroidal cavity, by bolt, upper cover is fixedly connected with base, and three-way piezoelectric formula sensor is carried out to pretension.
The quantity of described three-way piezoelectric formula sensor is 4.
Described wireless communication module comprises terminal box, signal transmitting terminal and be arranged at peripheral signal receiving end, described terminal box is two splicings up and down, toroidal shell with cavity, be bolted on the upper cover and base of power induction module, circuit board and the electronic devices and components of signal transmitting terminal are housed on the inwall at the upper and lower two ends of described cavity, described signal transmitting terminal comprises charge amplifying circuit, voltage-frequency converter, modified and power amplifier and signal projector, described signal receiving end comprises signal receiver, demodulator circuit and voltage-frequency converter, and be connected with serial ports of computers.
Described wireless power supply module comprises wire winding ring, secondary coil, fixed mount, primary coil support and primary coil; Described secondary coil is wrapped on wire winding ring, and wire winding ring is anchored in terminal box by fixed mount, and described primary coil is positioned at one end of primary coil support, and the stationary end that the primary coil support other end is bolted on machine tool chief axis front end covers.
Described cutter interface comprises tool rest, collet and locking nut, the top of described tool rest is bolted the bottom of base, on the outer circumference surface of described tool rest bottom, be provided with external screw thread, on the inner peripheral surface of described locking nut, be provided with internal thread, described locking nut is by collet pretension cutter, and described tool rest is fixedly connected with the locking nut with cutter by turn screw thread.
Beneficial effect
The present invention has following advantage and good effect:
1, the present invention has designed the cutting force dynamic monitor that can be quick installed in machine tool chief axis, realized the Real-Time Monitoring of three-dimensional power in Precision Machining process, there is the remarkable advantages such as fast response time, highly sensitive, certainty of measurement is high, for carrying out the research of micro-workpiece cutting scheme and process parameter optimizing, provide great technical support.
2, the present invention has realized wireless power and communication modes, has well solved monitoring device in process along with main shaft rotation is difficult to carry out the problem of wire communication.
Accompanying drawing explanation
Fig. 1 is overall formation of the present invention;
Fig. 2 is structural representation of the present invention;
Fig. 3 is the scheme of installation of the present invention on lathe.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment are only not used in and limit the scope of the invention for the present invention is described.In addition should be understood that those skilled in the art can make various changes or modifications the present invention after having read the content of the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
As Figure 1-3, a kind of rotary cutting force dynamic monitor, comprise main shaft interface 11, power induction module, cutter interface, wireless power supply module and wireless communication module, the plane a of described main shaft interface 11 bottoms and endoporus b fit with upper plane a ' and the boss b ' of power induction module upper cover 21 respectively, and by bolt, main shaft interface 11 is anchored on power induction module, three-way piezoelectric formula sensor 23 output lines of described power induction module inside are drawn by the through wires hole on base 24, be connected with the signal transmitting terminal 52 of wireless communication module, the bottom of described power induction module is bolted cutter interface, the stationary end that the primary coil 45 of described wireless power supply module is contained in machine tool chief axis front end by primary coil support 44 covers, secondary coil 42 is contained on the outer circumference surface of power induction module by wire winding ring 41, and provide power supply for wireless communication module.
Described main shaft interface 11 top is provided with the tapering suitable with machine tool chief axis endoporus, by keyway and blind rivet, a whole set of monitoring device is carried out in machine tool chief axis to quick positioning and clamping.
Described power induction module comprises upper cover 21, sealing ring 22, three-way piezoelectric formula sensor 23, base 24 and hollow screw 25, described upper cover 21 bottom is with round ring boss, the top of base (24) is with toroidal cavity, boss and groove match chimeric, and form toroidal cavity between boss and groove, in toroidal cavity, be uniformly distributed with some three-way piezoelectric formula sensors 23 along the circumference, in the cannelure on described base 24 tops, be provided with sealing ring 22, described base 24 bottoms are along the some screwed holes of being evenly distributed in of toroidal cavity, by bolt, upper cover 21 is fixedly connected with base 24, and three-way piezoelectric formula sensor 23 is carried out to pretension.
The quantity of described three-way piezoelectric formula sensor 23 is 4.
Described wireless communication module comprises terminal box 51, signal transmitting terminal 52 and be arranged at peripheral signal receiving end 53, described terminal box 51 is two splicings up and down, toroidal shell with cavity, be bolted on the upper cover 21 and base 24 of power induction module, circuit board and the electronic devices and components of signal transmitting terminal 52 are housed on the inwall at the upper and lower two ends of described cavity, described signal transmitting terminal 52 comprises charge amplifying circuit, voltage-frequency converter, modified and power amplifier and signal projector, described signal receiving end 53 comprises signal receiver, demodulator circuit and voltage-frequency converter, and be connected with serial ports of computers.
Described wireless power supply module comprises wire winding ring 41, secondary coil 42, fixed mount 43, primary coil support 44 and primary coil 45; Described secondary coil 42 is wrapped on wire winding ring 41, wire winding ring 41 is anchored in terminal box 51 by fixed mount 43, described primary coil 45 is positioned at primary coil support 44 one end, and the stationary end that primary coil support 44 other ends are bolted on machine tool chief axis front end covers.
Described cutter interface comprises tool rest 31, collet 32 and locking nut 33, described tool rest 31 top is bolted base 24 bottom, on the outer circumference surface of described tool rest 31 bottoms, be provided with external screw thread, on the inner peripheral surface of described locking nut 33, be provided with internal thread, described locking nut 33 is by collet 32 pretension cutters 34, and described tool rest 31 is fixedly connected with the locking nut with cutter 34 33 by turn screw thread.
Embodiment 1
In mechanical processing process, rotary dynamic cutting force monitoring device is along with main shaft rotates together; Be fixed on the primary coil that machine tool chief axis front end stationary end covers, and be fixed on and between the secondary coil in terminal box, relatively rotate and have cutting magnetic line effect, and then form induced electromotive force, for wireless communication module provides driving voltage.
When the cutter in Cutting tool installation manner interface is subject to cutting force, power is passed to power induction module, so, three-way piezoelectric formula sensor will be exported a certain amount of electric charge, and the signal sending end of delivering in wireless communication module amplifies processing, and transfer data in special-purpose data acquisition and process software through signal receiving end, finally by exporting the size of cutting force after processing computing.
It is worth mentioning that, the present invention can be quick installed at the cutting force dynamic monitor in machine tool chief axis, realized the Real-Time Monitoring of three-dimensional power in Precision Machining process, there is the remarkable advantages such as fast response time, highly sensitive, certainty of measurement is high, for carrying out the research of micro-workpiece cutting scheme and process parameter optimizing, provide great technical support; Realize wireless power and communication modes, well solved monitoring device in process along with main shaft rotation is difficult to carry out the problem of wire communication.
Claims (7)
1. a rotary cutting force dynamic monitor, comprise main shaft interface (11), power induction module, cutter interface, wireless power supply module and wireless communication module, it is characterized in that: the plane (a) of described main shaft interface (11) bottom and endoporus (b) respectively with the upper plane of power induction module upper cover (21) (a ') and boss (b ') laminating, and by bolt, main shaft interface (11) is anchored on power induction module, three-way piezoelectric formula sensor (23) output line of described power induction module inside is drawn by the through wires hole on base (24), be connected with the signal transmitting terminal (52) of wireless communication module, the bottom of described power induction module is bolted cutter interface, the stationary end that the primary coil of described wireless power supply module (45) is contained in machine tool chief axis front end by primary coil support (44) covers, secondary coil (42) is contained on the outer circumference surface of power induction module by wire winding ring (41), and provide power supply for wireless communication module.
2. according to the rotary cutting force dynamic monitor described in claim 1, it is characterized in that: the top of described main shaft interface (11) is provided with the tapering suitable with machine tool chief axis endoporus, by keyway and blind rivet, a whole set of monitoring device is carried out in machine tool chief axis to quick positioning and clamping.
3. rotary cutting force dynamic monitor according to claim 1, it is characterized in that: described power induction module comprises upper cover (21), sealing ring (22), three-way piezoelectric formula sensor (23), base (24) and hollow screw (25), the bottom of described upper cover (21) is with round ring boss, the top of base (24) is with toroidal cavity, boss and groove match chimeric, and form toroidal cavity between boss and groove, in toroidal cavity, be uniformly distributed with some three-way piezoelectric formula sensors (23) along the circumference, in the cannelure on described base (24) top, be provided with sealing ring (22), described base (24) bottom is along the some screwed holes of being evenly distributed in of toroidal cavity, by bolt, upper cover (21) is fixedly connected with base (24), and three-way piezoelectric formula sensor (23) is carried out to pretension.
4. rotary cutting force dynamic monitor according to claim 3, is characterized in that: the quantity of described three-way piezoelectric formula sensor (23) is 4.
5. rotary cutting force dynamic monitor according to claim 1, it is characterized in that: described wireless communication module comprises terminal box (51), signal transmitting terminal (52) and be arranged at peripheral signal receiving end (53), described terminal box (51) is two splicings up and down, toroidal shell with cavity, be bolted on the upper cover (21) and base (24) of power induction module, circuit board and the electronic devices and components of signal transmitting terminal (52) are housed on the inwall at the upper and lower two ends of described cavity, described signal transmitting terminal (52) comprises charge amplifying circuit, voltage-frequency converter, modified and power amplifier and signal projector, described signal receiving end (53) comprises signal receiver, demodulator circuit and voltage-frequency converter, and be connected with serial ports of computers.
6. rotary cutting force dynamic monitor according to claim 1, is characterized in that: described wireless power supply module comprises wire winding ring (41), secondary coil (42), fixed mount (43), primary coil support (44) and primary coil (45); Described secondary coil (42) is wrapped on wire winding ring (41), wire winding ring (41) is anchored in terminal box (51) by fixed mount (43), described primary coil (45) is positioned at one end of primary coil support (44), and the stationary end that primary coil support (44) other end is bolted on machine tool chief axis front end covers.
7. according to the rotary cutting force dynamic monitor described in claim 1, it is characterized in that: described cutter interface comprises tool rest (31), collet (32) and locking nut (33), the top of described tool rest (31) is bolted the bottom of base (24), on the outer circumference surface of described tool rest (31) bottom, be provided with external screw thread, on the inner peripheral surface of described locking nut (33), be provided with internal thread, described locking nut (33) is by collet (32) pretension cutter (34), described tool rest (31) is fixedly connected with the locking nut with cutter (34) (33) by turn screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310520830.2A CN103506892B (en) | 2013-10-29 | 2013-10-29 | A kind of rotary cutting force dynamic monitor |
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| CN201310520830.2A CN103506892B (en) | 2013-10-29 | 2013-10-29 | A kind of rotary cutting force dynamic monitor |
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| CN103506892A true CN103506892A (en) | 2014-01-15 |
| CN103506892B CN103506892B (en) | 2015-12-30 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741971A (en) * | 2015-03-09 | 2015-07-01 | 西安理工大学 | Complete-machine relative-stiffness detection device and method under main-shaft continuous operating state |
| CN104786100A (en) * | 2015-05-04 | 2015-07-22 | 北京理工大学 | Wireless measurement device for machine tool cutting force |
| CN106736858A (en) * | 2016-12-28 | 2017-05-31 | 山东大学 | A kind of servo-actuated integrated form cutting force intelligent monitor system |
| CN107471085A (en) * | 2017-09-17 | 2017-12-15 | 长春工业大学 | Six-dimensional force device for measuring force and force measuring method based on viscoelastic material polishing |
| CN108469310A (en) * | 2018-02-01 | 2018-08-31 | 东华大学 | A kind of knife handle type temperature monitoring device |
| CN109000947A (en) * | 2018-05-30 | 2018-12-14 | 东北大学 | A kind of vertical numerical control milling machine simulation cutting force loading device and application method |
| CN109323724A (en) * | 2018-11-02 | 2019-02-12 | 东华大学 | A kind of power heat integration test sensor with thermal protection function |
| CN109669392A (en) * | 2019-01-29 | 2019-04-23 | 孝感松林国际计测器有限公司 | To the monitoring system and operating procedure of knife operation in disequilibrium regulating duplicate removal cutter |
| WO2020082415A1 (en) * | 2018-10-26 | 2020-04-30 | 大连理工大学 | Wireless transmission-enabled piezoelectric four-component dynamometer device |
| CN111958320A (en) * | 2020-08-06 | 2020-11-20 | 北京理工大学 | Integrated real-time monitoring system and method for tool handle |
| CN113043072A (en) * | 2021-03-22 | 2021-06-29 | 曲阜师范大学 | Cutter operating condition monitoring devices |
| CN113983913A (en) * | 2021-11-10 | 2022-01-28 | 石家庄华凯精密工具有限公司 | Matrix flatness detector and using method |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104741971B (en) * | 2015-03-09 | 2017-01-04 | 西安理工大学 | Main shaft continuously runs complete machine relative rigidity detection device and method under state |
| CN104741971A (en) * | 2015-03-09 | 2015-07-01 | 西安理工大学 | Complete-machine relative-stiffness detection device and method under main-shaft continuous operating state |
| CN104786100A (en) * | 2015-05-04 | 2015-07-22 | 北京理工大学 | Wireless measurement device for machine tool cutting force |
| CN106736858A (en) * | 2016-12-28 | 2017-05-31 | 山东大学 | A kind of servo-actuated integrated form cutting force intelligent monitor system |
| CN107471085A (en) * | 2017-09-17 | 2017-12-15 | 长春工业大学 | Six-dimensional force device for measuring force and force measuring method based on viscoelastic material polishing |
| CN108469310A (en) * | 2018-02-01 | 2018-08-31 | 东华大学 | A kind of knife handle type temperature monitoring device |
| CN109000947B (en) * | 2018-05-30 | 2020-07-10 | 东北大学 | Simulated cutting force loading device of vertical numerical control milling machine and using method |
| CN109000947A (en) * | 2018-05-30 | 2018-12-14 | 东北大学 | A kind of vertical numerical control milling machine simulation cutting force loading device and application method |
| WO2020082415A1 (en) * | 2018-10-26 | 2020-04-30 | 大连理工大学 | Wireless transmission-enabled piezoelectric four-component dynamometer device |
| CN109323724A (en) * | 2018-11-02 | 2019-02-12 | 东华大学 | A kind of power heat integration test sensor with thermal protection function |
| CN109669392A (en) * | 2019-01-29 | 2019-04-23 | 孝感松林国际计测器有限公司 | To the monitoring system and operating procedure of knife operation in disequilibrium regulating duplicate removal cutter |
| CN109669392B (en) * | 2019-01-29 | 2024-03-22 | 孝感松林智能计测器有限公司 | Monitoring system for tool setting operation in unbalance correction weight removal tool and operation process |
| CN111958320A (en) * | 2020-08-06 | 2020-11-20 | 北京理工大学 | Integrated real-time monitoring system and method for tool handle |
| CN111958320B (en) * | 2020-08-06 | 2022-02-08 | 北京理工大学 | Integrated real-time monitoring system and method for tool handle |
| CN113043072A (en) * | 2021-03-22 | 2021-06-29 | 曲阜师范大学 | Cutter operating condition monitoring devices |
| CN113983913A (en) * | 2021-11-10 | 2022-01-28 | 石家庄华凯精密工具有限公司 | Matrix flatness detector and using method |
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