CN206509837U - A kind of smart tooling system for precision cutting - Google Patents
A kind of smart tooling system for precision cutting Download PDFInfo
- Publication number
- CN206509837U CN206509837U CN201720110563.5U CN201720110563U CN206509837U CN 206509837 U CN206509837 U CN 206509837U CN 201720110563 U CN201720110563 U CN 201720110563U CN 206509837 U CN206509837 U CN 206509837U
- Authority
- CN
- China
- Prior art keywords
- knife bar
- pressure sensor
- cutting
- upper knife
- cutting tip
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of smart tooling system for precision cutting, including cutting tip, upper knife bar, lower knife bar, first pressure sensor, second pressure sensor, signal processing module, Bluetooth communication modules and electric supply installation, cutting tip is fixed on the upper knife bar front end by threaded fastener, the point of a knife of cutting tip is located on the center line of the upper knife bar body cross-section, cutting tip rear end is provided with microflute, it is provided with first pressure sensor and second pressure sensor is vertically and horizontally embedded in the microflute, carry out signal acquisition process, and the real-time status perceptual signal of cutter Bidirectional cutting power is transferred to machine tool numerical control system by the Bluetooth communication modules.The utility model is logical solve it is each to cutting force intercouple the problem of, signal processing algorithm is simple, and sensitivity is higher, reduces the influence to cutter, improves integral rigidity；The extremely low, efficiency of transmission that consumes energy is high, transmission range is long.
Description
Technical field
The utility model is related to cutting tool field, more particularly to a kind of intelligent tool system for precision cutting
System.
Background technology
In mechanical processing process, the acquisition of the information such as cutting force, cutting temperature, for optimization process technological parameter,
Improve crudy significant.In order to improve the surface quality of workpieces of Ultra-precision machining, the acquisition of efficient stable
The parts on the large scale surface of complete consistent surface figure accuracy, the real time status information of cutting tool in process play to
Close important effect.
At present, in cutting process study on monitoring, more using the scheme of integrated force snesor module, but equipment is multiple
Miscellaneous, volume is larger, and installation difficulty is larger, and the self-characteristic of influence lathe, and negative shadow is caused to the rigidity of machine tool and machining accuracy
Ring.Also there is the scheme in blade using integrated sensor, although compact conformation, integrated height, but be faced with working angles
Having a strong impact on for cutting heat, causes the situation of information distortion and failure.
On the other hand, using cable data, energy transmission or use more than existing machinery cutting process monitoring system
The radio detection such as RFID, infrared, WIFI scheme or the wireless and passive detection scheme based on surface acoustic wave.Have the following disadvantages：Adopt
Transmitted with cable data, energy, may be only available for the process of cutter fixation, it is processed for need that cutter is synchronized with the movement
Journey is not applied to, and is limited and is used scope；Using RFID wireless data transmission scheme, although power consumption is relatively low, lithium battery can be used
Energy supply, but transmission range is shorter, typically smaller than 5 meters, peak rate only has 200kbps or so, transmission per unit of time data volume
It is few, influence the real-time of monitoring；Using infrared wireless transmission scheme, communication distance, directionality etc. require many, such as current red
The critical distance of outer technology is 3m, and accepts angle critical constraints, only 30 °, and cannot be used for the situation of single point-to-multipoint, because
This application is limited；High-speed remote can be realized from transmission using WIFI, Ultra-precision Turning detection can be met to message transmission rate
It is required that, real-time is can guarantee that, but WIFI transmission consumption power is big, it is short using use time during battery functi on, it is not suitable for connecting
Continue prolonged process, and data safety performance is not high；Wireless and passive detection scheme based on surface acoustic wave, device is more multiple
Miscellaneous, transmission range is short, only 0.5 meter.Above scheme can not be met during Ultra-precision Turning, to long-time, continuity, reality
When the monitoring of high stability remote-wireless requirement, can not also meet Ultra-precision Turning using being wanted to measurement accuracy and sensitivity
Ask.
Utility model content
For the disadvantages described above or application demand of prior art, the utility model provides a kind of based on High Speed Bluetooth transmission
Precision Machining smart tooling system, its object is to realize that the high-speed, high precision of the faint physical message of ultra precision cutting process is real
When detection and transmission, solve the various problems that traditional smart tooling system is present, and possess that integrated level is high, power consumption is extremely low,
Sustainable work, to perceive that physical quantity is more, transmission rate is fast, real-time, accuracy of detection is high, with low cost and easy-to-use etc. many excellent
Point.
The utility model is achieved through the following technical solutions：
A kind of smart tooling system for precision cutting, including cutting tip, upper knife bar, lower knife bar, first pressure are passed
Sensor, second pressure sensor, signal processing module, Bluetooth communication modules and electric supply installation, the signal processing module, indigo plant
Tooth transport module, electric supply installation are linked in sequence by wire and are fixed on lower knife bar rear end, and electric supply installation provides electricity for each device
Energy；
Wherein, the cutting tip is fixed on the upper knife bar front end, the knife of the cutting tip by threaded fastener
Point is on the center line of the upper knife bar body cross-section；
The cutting tip rear end is provided with microflute, and the first pressure sensor is embedded in the microflute vertically, leads to
Cross bolt and pretension is carried out outside the microflute so that first pressure sensor is fully contacted with the upper knife bar, the microflute
The left side of the upper knife bar is arranged at, when radial load of the cutting tip by horizontal direction, the first pressure sensing
Device is in compression chord state, measures the radial load of horizontal direction；
The second pressure sensor levels are embedded at the upper knife bar and the lower knife bar connection gap, by described
The compression that upper knife bar is fastenedly connected with the lower knife bar is fixed, the main cutting force for measuring vertical direction；
The first pressure sensor, the second pressure sensor are electrically connected with the signal processing module respectively；Institute
State first pressure sensor and carry out signal acquisition process with the second pressure sensor, and will by the Bluetooth communication modules
The real-time status perceptual signal of cutter Bidirectional cutting power is transferred to machine tool numerical control system.
Further, it is fastenedly connected between the upper knife bar and the lower knife bar using four threaded fasteners.
Further, the lower knife bar midline is provided with the metallic channel for conductor wiring, and the metallic channel leads to knife
Bar rear, the upper knife bar is fastenedly connected with the lower knife bar, and the lower surface of the upper knife bar seals the metallic channel.
Further, described cutting tip is polycrystalline diamond blade.
Further, the upper knife bar and the lower knife bar are 40Cr materials.
Further, first force snesor and the second pressure sensor are passed from model PZT-5H piezoelectricity
Sensor.
The utility model compared with prior art, with following technique effect：
(1), the utility model realizes two by innovating the pressure sensor position of arrangement vertically and horizontally
To the direct measurement of cutting force, can solve it is each to cutting force intercouple the problem of, and measure minimum threshold and dynamic
Rigidity can realize that signal processing algorithm is simple, and sensitivity is higher by changing the relevant parameter of cutter；
(2), the utility model is connected again by setting small area microflute embedded pressure sensor in knife bar compared to overall separation
The scheme connect, reduces the influence to cutter self-characteristic, improves the integral rigidity of cutter；
(3), the utility model power consumption is extremely low, realizes long-time working angles wireless monitor using energy storage device, normally
In the case of without cable power；
(4), the utility model integrated level is high, based on modularized design, and manufacture maintenance cost is low, for itself spy of lathe
Property influence it is small, negative effect is not resulted in lathe rigidity itself and machining accuracy；
(5), detection signal of the present utility model is small by barrier and lathe itself affect, improves ultra precision cutting process
The reliability of wireless monitor, Data Transport Protocol General adaptive is strong, can be in multiple types such as industrial control computer, mobile phones
Terminal realizes real-time monitoring；
(6), the utility model offer transmission rate is higher, and more preferably, the most fast signal response time can reach monitoring real-time
0.2ms；
(7), the utility model cutting force detection resolution is high, reaches as high as 0.1N, notable excellent traditional RF, infrared intelligent knife
Tool system and can reach the precision for wired Kistler dynamometers that traditional measurement is used；
(8), the utility model wireless transmission distance is long, and the wireless signal biography that the machining state more than 10m is measured can be achieved
It is defeated.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described.It is clear that drawings in the following description are only
Some embodiments of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of front view of smart tooling system for precision cutting of the present utility model；
Fig. 2 is a kind of side view of smart tooling system for precision cutting of the present utility model；
Wherein, knife bar under 1- cutting tips, the upper knife bars of 2-, 3-, 4- first pressure sensors, 5- second pressure sensors,
6- signal processing modules, 7- Bluetooth communication modules, 8- electric supply installations, 9- wires, 10- metallic channels, 11- threaded fasteners.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.
In the description of the present application, it is to be understood that term " on ", " under ", etc. instruction orientation or position relationship be
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " and " the 3rd " etc. is only used for describing purpose, and it can not manage
Solve to indicate or imply relative importance or the implicit quantity for indicating indicated technical characteristic.
Fig. 1 is a kind of front view of smart tooling system for precision cutting of the present utility model；Fig. 2 is that this practicality is new
A kind of side view of smart tooling system for precision cutting of type.It is of the present utility model a kind of for precision with reference to Fig. 1-2
The smart tooling system of cutting, including cutting tip 1, upper knife bar 2, lower knife bar 3, first pressure sensor 4, second pressure sensing
Device 5, signal processing module 6, Bluetooth communication modules 7 and electric supply installation 8, the signal processing module 5, Bluetooth communication modules 6,
Electric supply installation 7 is linked in sequence by wire and is fixed on the lower rear end of knife bar 3, and electric supply installation 8 provides electric energy for each device.
Wherein, the cutting tip 1 is fixed on the front end of upper knife bar 2 by threaded fastener, the cutting tip 1
Point of a knife is located on the center line of the upper body cross-section of knife bar 2.
The rear end of cutting tip 1 is provided with microflute, and the first pressure sensor 4 is embedded in the microflute vertically,
Pretension is carried out outside the microflute by bolt so that first pressure sensor 4 is fully contacted with the upper knife bar 2, described
Microflute is arranged at the left side of the upper knife bar 2, when radial load of the cutting tip 1 by horizontal direction, first pressure
Force snesor is in compression chord state, measures the radial load of horizontal direction.
The level of second pressure sensor 5 is embedded in the upper knife bar 2 with the lower connection gap of knife bar 3, passing through
The compression that the upper knife bar 2 is fastenedly connected with the lower knife bar 3 is fixed, the main cutting force for measuring vertical direction.
The first pressure sensor 4, the second pressure sensor 5 are electrically connected with the signal processing module 6 respectively；
The first pressure sensor 4 carries out signal acquisition process with the second pressure sensor 5, and passes through the Bluetooth transmission mould
The real-time status perceptual signal of cutter Bidirectional cutting power is transferred to machine tool numerical control system by block 7.
It is fastenedly connected between the upper knife bar 2 and the lower knife bar 3 using four threaded fasteners 11.
The midline of lower knife bar 3 is provided with the metallic channel 10 for conductor wiring, and the metallic channel 10 leads to after knife bar
Side, the upper knife bar 2 is fastenedly connected with the lower knife bar 3, and the lower surface of the upper knife bar 2 seals the metallic channel 10.
Described cutting tip 1 is polycrystalline diamond blade.
The upper knife bar and the lower knife bar are 40Cr materials.
First force snesor and the second pressure sensor select model PZT-5H piezoelectric transducer.This reality
Capacitance sensor and electric resistance sensor can also be selected with the force snesor in new.
Another embodiment of the present utility model is to substitute pressure sensor using piezoelectric membrane.Cutting tip tip position
For stress point, measurement voltage that the piezoelectric membrane passed through is detected is with algorithm measurement and calculates the radial load of horizontal direction, leads to
The main cutting force that the measurement voltage measurement that the piezoelectric membrane in another direction detects goes out vertical direction is crossed, piezoelectric membrane passes through spiral shell
Silk gives pretightning force, and the signal collected is by the wire input signal processing module that is embedded in cutter again by Bluetooth transmission mould
Block is launched to collection terminal.Signal processing module is arranged on handle of a knife, and signal transfer functions are integrated on cutter to realize intelligence
Cutter.
Signal processing module and Bluetooth communication modules of the present utility model are the common device in this area, the technology of this area
Personnel can select suitable signal processing module and Bluetooth communication modules as needed.
The rigidity and natural frequency for the physical arrangement that the utility model is used after tested, are protected by FEA simulative optimizations
Demonstrate,prove to remain unchanged in lathe rotating speed 6000-8000rpm or more and ensure that the accuracy requirement of lathe process.
Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belongs to the scope of the utility model protection.Although the utility model just side of being preferable to carry out
Formula is illustrated and described, it is understood by those skilled in the art that without departing from claim of the present utility model
Limited range, can carry out variations and modifications to the utility model.
Claims (6)
1. a kind of smart tooling system for precision cutting, it is characterised in that：Including cutting tip, upper knife bar, lower knife bar,
At one pressure sensor, second pressure sensor, signal processing module, Bluetooth communication modules and electric supply installation, the signal
Reason module, Bluetooth communication modules, electric supply installation are linked in sequence by wire and are fixed on lower knife bar rear end, and electric supply installation is each dress
Offer electric energy is provided；
Wherein, the cutting tip is fixed on the upper knife bar front end, the point of a knife position of the cutting tip by threaded fastener
In on the center line of the upper knife bar body cross-section；
The cutting tip rear end is provided with microflute, and the first pressure sensor is embedded in the microflute vertically, passes through spiral shell
Bolt carries out pretension outside the microflute so that first pressure sensor is fully contacted with the upper knife bar, and the microflute is set
In the left side of the upper knife bar, when radial load of the cutting tip by horizontal direction, at the first pressure sensor
In compression chord state, the radial load of horizontal direction is measured；
The second pressure sensor levels are embedded in the upper knife bar with the lower knife bar connection gap, passing through the upper slitter
The compression that bar is fastenedly connected with the lower knife bar is fixed, the main cutting force for measuring vertical direction；
The first pressure sensor, the second pressure sensor are electrically connected with the signal processing module respectively；Described
One pressure sensor and the second pressure sensor carry out signal acquisition process, and by the Bluetooth communication modules by cutter
The real-time status perceptual signal of Bidirectional cutting power is transferred to machine tool numerical control system.
2. a kind of smart tooling system for precision cutting according to claim 1, it is characterised in that：The upper knife bar
It is fastenedly connected between the lower knife bar using four threaded fasteners.
3. a kind of smart tooling system for precision cutting according to claim 1, it is characterised in that：The lower knife bar
Midline is provided with the metallic channel for conductor wiring, and the metallic channel leads to knife bar rear, the upper knife bar and the lower knife
Bar is fastenedly connected, and the lower surface of the upper knife bar seals the metallic channel.
4. a kind of smart tooling system for precision cutting according to any one of claim 1-3, it is characterised in that：
Described cutting tip is polycrystalline diamond blade.
5. a kind of smart tooling system for precision cutting according to any one of claim 1-3, it is characterised in that：
The upper knife bar and the lower knife bar are 40Cr materials.
6. a kind of smart tooling system for precision cutting according to any one of claim 1-3, it is characterised in that：
The first pressure sensor and the second pressure sensor select model PZT-5H piezoelectric transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720110563.5U CN206509837U (en) | 2017-02-06 | 2017-02-06 | A kind of smart tooling system for precision cutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720110563.5U CN206509837U (en) | 2017-02-06 | 2017-02-06 | A kind of smart tooling system for precision cutting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206509837U true CN206509837U (en) | 2017-09-22 |
Family
ID=59866586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720110563.5U Withdrawn - After Issue CN206509837U (en) | 2017-02-06 | 2017-02-06 | A kind of smart tooling system for precision cutting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206509837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584210A (en) * | 2017-02-06 | 2017-04-26 | 广东工业大学 | Intelligent tool system for precision cutting |
-
2017
- 2017-02-06 CN CN201720110563.5U patent/CN206509837U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584210A (en) * | 2017-02-06 | 2017-04-26 | 广东工业大学 | Intelligent tool system for precision cutting |
| WO2018141312A1 (en) * | 2017-02-06 | 2018-08-09 | 广东工业大学 | Smart cutting tool system for use in precision cutting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170922 Effective date of abandoning: 20180824 |
|
| AV01 | Patent right actively abandoned |