CN206925649U - Digit Control Machine Tool and its measuring system - Google Patents
Digit Control Machine Tool and its measuring system Download PDFInfo
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- CN206925649U CN206925649U CN201720823129.1U CN201720823129U CN206925649U CN 206925649 U CN206925649 U CN 206925649U CN 201720823129 U CN201720823129 U CN 201720823129U CN 206925649 U CN206925649 U CN 206925649U
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Abstract
The utility model provides a kind of Digit Control Machine Tool and its measuring system, is related to numerical control machine tool technique field, including：Touch trigger probe, signal receiver and control device；Control device includes controller and control panel；Touch trigger probe includes measuring staff and the guiding mechanism for guiding measuring staff to move, and is provided with flexible restoring organ at the top of measuring staff, sensor is provided with flexible restoring organ；Touch trigger probe and signal receiver wireless connection；Signal receiver and control panel are connected with controller respectively；After touch trigger probe is triggered, trigger signal is sent to signal receiver, signal receiver and sends trigger signal to controller, so that controller calculates measurement point coordinates.The Digit Control Machine Tool and its measuring system that the utility model embodiment provides, gauge head can carry out dimensional measurement in process, according to the automatic modification and processing program of measurement result, elimination manually sets error, improves machining accuracy, reduces production debugging non-cutting time and Product processing fraction defective.
Description
Technical field
Numerical control machine tool technique field is the utility model is related to, more particularly, to a kind of Digit Control Machine Tool and its measuring system.
Background technology
Existing Digit Control Machine Tool typically carries out digital control processing using fixture positioning datum, because product is relative to Digit Control Machine Tool
Location dimension be to be ensured indirectly with the positioning precision of lathe by fixture is relative, so plane and alignment pin using fixture
Carry out the mode that positioning product benchmark is used for digital control processing, if fixture planar dimension and alignment pin have scale error or repeatedly processing
Worn using rear benchmark, can influence the quality of product causes product yield to reduce.Also, Digit Control Machine Tool carries out right manually
Knife, workpiece centering and workpiece sensing both took, and were also also easy to produce operating error.
For the measurement of above-mentioned Digit Control Machine Tool in the prior art, positioning action it is time-consuming and the problem of error is big, not yet carry at present
Go out effective solution.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of Digit Control Machine Tool and its measuring system, can improve survey
Amount, positioning precision, reduce production debugging non-cutting time and Product processing fraction defective.
In a first aspect, the utility model embodiment provides a kind of Digit Control Machine Tool measuring system, including：Touch trigger probe,
Signal receiver and control device；Control device includes controller and control panel；Touch trigger probe includes measuring staff and for drawing
The guiding mechanism of measuring staff motion is led, flexible restoring organ is provided with the top of measuring staff, sensor is provided with flexible restoring organ；Trigger-type
Gauge head and signal receiver wireless connection；Signal receiver and control panel are connected with controller respectively；Touch trigger probe is touched
After hair, trigger signal is sent to signal receiver, signal receiver and sends trigger signal to controller, so that controller meter
Calculate measurement point coordinates.
With reference in a first aspect, the utility model embodiment provides the first possible embodiment of first aspect, its
In, touch trigger probe also includes signal acquisition circuit, and signal acquisition circuit is connected respectively with sensor and signal receiver.
With reference to the first possible embodiment of first aspect, the utility model embodiment provides the of first aspect
Two kinds of possible embodiments, wherein, signal acquisition circuit includes signal modulation module and wireless module, and signal modulation module connects
Receive trigger signal and be modulated, the trigger signal after modulation is sent to signal receiver by wireless module.
With reference in a first aspect, the utility model embodiment provides the third possible embodiment of first aspect, its
In, guiding mechanism includes second that the first vertically movable guiding mechanism of guiding measuring staff work and guiding measuring staff move horizontally and is oriented to
Mechanism.
With reference in a first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect, its
In, sensor is linear displacement transducer.
With reference in a first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect, its
In, touch trigger probe also includes the survey ball for being arranged at measuring staff end.
With reference in a first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect, its
In, touch trigger probe also includes the taper shank being connected with the main shaft of Digit Control Machine Tool.
The first six with reference to first aspect plants possible embodiment, and the utility model embodiment provides the of first aspect
Seven kinds of possible embodiments, wherein, controller is PLC.
The first six with reference to first aspect plants possible embodiment, and the utility model embodiment provides the of first aspect
Eight kinds of possible embodiments, wherein, signal receiver is infrared receiver.
Second aspect, the utility model embodiment also provide a kind of Digit Control Machine Tool, including first aspect and its each possible
The Digit Control Machine Tool measuring system that embodiment provides；The main shaft of touch trigger probe and Digit Control Machine Tool connects；Controller is arranged at number
Inside the cabinet for controlling lathe, control panel is arranged at the outer wall of cabinet.
The utility model embodiment brings following beneficial effect：The utility model embodiment provide Digit Control Machine Tool and its
Measuring system, including gauge head and control device, on-line checking is carried out by gauge head, gauge head can carry out size survey in process
Amount, according to the automatic modification and processing program of measurement result, elimination manually sets error, and it is auxiliary to improve machining accuracy, reduction production debugging
Help time and Product processing fraction defective.
Other feature and advantage of the present utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is realized and obtained in book, claims and accompanying drawing.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by cooperation, is described in detail below.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those skilled in the art, do not paying creative work
On the premise of, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structured flowchart for Digit Control Machine Tool measuring system that the utility model embodiment provides；
Fig. 2 is a kind of schematic diagram for Digit Control Machine Tool measuring system that the utility model embodiment provides；
Fig. 3 is a kind of schematic appearance for touch trigger probe that the utility model embodiment provides；
Fig. 4 is a kind of structural representation for touch trigger probe that the utility model embodiment provides.
Icon：
110- touch trigger probes；120- signal receivers；130- control devices；301- measuring staffs；302-LED indicator lamps；
303- surveys ball；304- taper shanks；305- transparency windows；306- battery cases；401- guiding mechanisms；402- installs bearing；403- straight lines position
Displacement sensor；404- springs；405- studs.
Embodiment
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with accompanying drawing to this
The technical scheme of utility model is clearly and completely described, it is clear that described embodiment is that the utility model part is real
Apply example, rather than whole embodiments.Based on the embodiment in the utility model, those skilled in the art are not making creation
Property work under the premise of the every other embodiment that is obtained, belong to the scope of the utility model protection.
The problem of Digit Control Machine Tool has measurement at present, positioning action takes and error is big, based on this, the utility model is implemented
Example provides a kind of Digit Control Machine Tool and its measuring system, can improve measurement, positioning precision, reduction production debugging non-cutting time and
Product processing fraction defective.For ease of understanding the present embodiment, first to a kind of number disclosed in the utility model embodiment
Control machine tool measuring system describes in detail.
Embodiment 1
The utility model embodiment 1 provides a kind of Digit Control Machine Tool measuring system, applied to Digit Control Machine Tool.Referring to Fig. 1 institutes
The structured flowchart for the Digit Control Machine Tool measuring system shown, including touch trigger probe 110, signal receiver 120 and control device 130.
Wherein, the main shaft of touch trigger probe and Digit Control Machine Tool connects, and equivalent to cutter, has the attribute of cutter, can survey
Amount compensation knife is long, knife footpath；It can be communicated by wireless signal and control device, the various states of report triggering formula gauge head (are opened
Open, close, be ready, triggering).Control device includes controller and control panel, preferably controls device and is arranged at Digit Control Machine Tool
Inside cabinet, control panel is arranged at the outer wall of cabinet.
Specifically, touch trigger probe includes measuring staff and the guiding mechanism for guiding measuring staff to move, and bullet is provided with the top of measuring staff
Property resetting-mechanism, is provided with sensor in flexible restoring organ.Touch trigger probe and signal receiver wireless connection；Signal receiver
It is connected respectively with controller with control panel；After touch trigger probe is triggered, trigger signal is sent to signal receiver, signal
Receiver sends trigger signal to controller, so that controller calculates measurement point coordinates.The controller is preferably PLC
The schematic diagram of Digit Control Machine Tool measuring system shown in Figure 2, it illustrated therein is touch trigger probe 110, signal connects
Device 120 and control device 130 are received, the touch trigger probe is using Renishaw OMP40-2 measurement gauge heads.Due to gauge head and signal
Receiver is communicated by infrared signal, the survey of the optical centreline preferred alignment of reception entrance of the signal receiver
Head.Above-mentioned measuring system can also include supply unit, for being powered to control device.Preferably, the signal receiver is red
Outer line receiver.
Further, touch trigger probe also includes signal acquisition circuit, signal acquisition circuit and sensor and signal receiver
Connect respectively.Signal acquisition circuit includes signal modulation module and wireless module, and signal modulation module receives trigger signal and gone forward side by side
Trigger signal after modulation is sent to signal receiver by row modulation, wireless module.Letter is carried out by above-mentioned signal modulation module
Number modulation can avoid signal interference.
The schematic appearance of touch trigger probe shown in Figure 3, it illustrated therein is measuring staff 301, LED light 302, set
It is placed in survey ball 303, the taper shank 304 being connected with the main shaft of Digit Control Machine Tool, transparency window 305 and the battery case 306 of measuring staff end.
For lathe gauge head, its main function is accurately to judge the time of contact of chaining pin and workpiece for measurement surface, and is notified
Digit Control Machine Tool deposits now main shaft coordinate in time.By the analysis to existing lathe contact measuring head product, its operation principle is such as
Under：There is the active circuit of a closure inside gauge head, the circuit is connected with a trigger mechanism, as long as trigger mechanism produces
Trigger action, circuit state will be caused to change and send signal, indicate the working condition of gauge head；It is dynamic that trigger mechanism produces triggering
The unique conditional of work is that the chaining pin of gauge head produces small swing or moved to gauge head inside, when gauge head is connected on machine tool chief axis
And during with main axle moving, as long as the contact on chaining pin contacts with workpiece surface in any direction, chaining pin is set to produce small swing
Or it is mobile, triggering will be formed, its trigger signal is switching signal.
In actual use, such a touch trigger probe there is it is certain the drawbacks of.First, its measurement efficiency is not high.
It is often relatively low using touch trigger probe feed speed in measurement process in On-machine Test at present in order to avoid gauge head is damaged,
Measurement efficiency is had a strong impact on.Second, measurement error is difficult to compensate for.The pretravel error of contact measuring head be it is inevitable,
The error be from survey ball touch workpiece surface to gauge head send trigger signal when displacement, can also be expressed as measuring staff for gram
The summation of elastic deformation produced by taking initial tension of spring and each part of gauge head.Because different materials, different structures can be led
The non-regularity of this error is caused, so currently used method is that it is demarcated using standard ball experiment.It can only reduce
This error but it can not eliminate.
In view of above-mentioned touch trigger probe there is it is certain the drawbacks of, such as measurement efficiency is not high and measurement error is difficult to mend
Repay, the utility model embodiment is also improved gauge head, the structural representation of touch trigger probe shown in Figure 4, is surveyed
Bar 301 can do the linear motion of vertical direction under the constraint of guiding mechanism 401, and 402 be installation bearing, and 403 be straight line position
Displacement sensor, a piece of a piece of activity of fixation in installation process, the mounting distance between two panels is determined according to measurement stroke.Spring
404 are wrapped on stud 405 and are used as automatic reset mechanism.Gauge head in measurement process is allowd to automatically reply original position.
Linear displacement transducer is installed additional in lathe gauge head housing, and the sensor directly connects with the PMAC cards of lathe, touches
Signal associated with variable M in PMAC cards.The measured value of linear displacement transducer trims value as measurement result.Work as lathe
For gauge head at a high speed close to workpiece surface to Contact, linear displacement transducer sends control signal, is named as signal 1.PLC is scanned
Change M value after to this signal, identified in this, as contact, record now main shaft coordinate, while it is descending to control lathe to stop.
Digital control system scanning variable states into PMAC cards, read and store now main shaft coordinate, control main shaft is reversely high
Speed is lifted, and is moved to next measuring point and is repeated said process.The trigger device of original gauge head is replaced using linear displacement transducer so that
Lathe gauge head can use high speed feed in measurement process, substantially increase measurement efficiency.Touched using PLC scannings in PMAC cards
Signal, its scan period can complete to sample within 10ms, control, refresh the work such as variable.
The repeatability precision of above-mentioned gauge head in itself is 1um, and the basis of gauge head work is Digit Control Machine Tool, the positioning of Digit Control Machine Tool
Precision, repetitive positioning accuracy directly affect gauge head.The change of measuring speed will influence measurement accuracy simultaneously, because it can change survey
The trigger position of head.So measuring speed requires constant, adjusted without using feeding multiplying power.Gauge head is orientable to be used, and uses M19 numbers
Machine tool chief axis orientating function code is controlled, because different directions, chaining pin offset is different.When being needed during the use of gauge head
Between rule carry out gauge head calibration, to ensure the operating accuracy of gauge head.
The on-line checking process of Digit Control Machine Tool described briefly below：First have to automatically generate inspection on computer aided programing system
Main program is surveyed, detection main program, by skip, is made into gauge head by procedure stipulation road by communications interface transmission to Digit Control Machine Tool
Footpath is moved, and is sent trigger signal when surveying ball contact workpiece, is passed trigger signal by the special purpose interface of gauge head and digital control system
The control system of lathe is transmitted to converter, and after trigger signal is changed, the coordinate of the point is recorded.Signal is received
Afterwards, lathe stop motion, the coordinate of measurement point pass controller back by communication interface, then carry out next measurement action.On
The measured value that position machine is returned by controller, measuring results can be carried out to calculate every data processing such as compensation and visualization
Work.
It is the step of detection path during above-mentioned measurement typical geometry：
(1) the shape facility geometric element to be measured of part is determined；
(2) accuracy characteristic to be measured of part is determined；
(3) according to the shape facility geometric element and accuracy characteristic of measurement, it is determined that detection points and distribution；
(4) formula of mathematical is established according to measuring point number and distribution form；
(5) workpiece coordinate system of detection part is determined；
(6) detection path is determined according to testing conditions.
The Digit Control Machine Tool measuring system that the utility model embodiment provides, including gauge head and control device, are entered by gauge head
Row on-line checking, gauge head can carry out dimensional measurement in process, according to the automatic modification and processing program of measurement result, eliminate hand
Dynamic setting error, improves machining accuracy, reduces production debugging non-cutting time and Product processing fraction defective.
Embodiment 2
The utility model embodiment 2 provides a kind of Digit Control Machine Tool, including the Digit Control Machine Tool measurement system that embodiment 1 provides
System.Wherein, the main shaft of gauge head and Digit Control Machine Tool connects；Controller is arranged inside the cabinet of Digit Control Machine Tool, and control panel is set
In the outer wall of cabinet.
The Digit Control Machine Tool that the utility model embodiment provides, the Digit Control Machine Tool measuring system provided with above-described embodiment have
Identical technical characteristic, so can also solve identical technical problem, reach identical technique effect.
In addition, in the description of the utility model embodiment, unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can
To be the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the utility model.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, can be with
Realize by another way.Device embodiment described above is only schematical, for example, the division of the unit,
Only a kind of division of logic function, can there is other dividing mode when actually realizing, in another example, multiple units or component can
To combine or be desirably integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or beg for
The mutual coupling of opinion or direct-coupling or communication connection can be by some communication interfaces, device or unit it is indirect
Coupling or communication connection, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the utility model can be integrated in a processing unit,
Can be that unit is individually physically present, can also two or more units it is integrated in a unit.
If the function is realized in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in the executable non-volatile computer read/write memory medium of a processor.Based on such understanding, this practicality
The part or the part of the technical scheme that new technical scheme substantially contributes to prior art in other words can be with
The form of software product is embodied, and the computer software product is stored in a storage medium, including some instructions to
So that computer equipment (can be personal computer, server, or network equipment an etc.) execution the utility model is each
The all or part of step of embodiment methods described.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage
(ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD
Etc. it is various can be with the medium of store program codes.
Finally it should be noted that：Embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical scheme of utility model, rather than its limitations, the scope of protection of the utility model is not limited thereto, although with reference to foregoing
The utility model is described in detail embodiment, it will be understood by those within the art that：It is any to be familiar with this skill
For the technical staff in art field in the technical scope that the utility model discloses, it still can be to the skill described in previous embodiment
Art scheme is modified or can readily occurred in change, or carries out equivalent substitution to which part technical characteristic；And these modifications,
Change is replaced, and the essence of appropriate technical solution is departed from the spirit and model of the utility model embodiment technical scheme
Enclose, should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model described should be wanted with right
The protection domain asked is defined.
Claims (10)
- A kind of 1. Digit Control Machine Tool measuring system, it is characterised in that including：Touch trigger probe, signal receiver and control device；Institute Stating control device includes controller and control panel；The touch trigger probe includes measuring staff and the guiding mechanism for guiding measuring staff to move, and it is multiple to be provided with elasticity at the top of the measuring staff Position mechanism, the flexible restoring organ is interior to be provided with sensor；The touch trigger probe and the signal receiver wireless connection；The signal receiver and the control panel are connected with the controller respectively；After the touch trigger probe is triggered, trigger signal is sent to the signal receiver, the signal receiver is by institute State trigger signal to send to the controller, so that the controller calculates measurement point coordinates.
- 2. Digit Control Machine Tool measuring system according to claim 1, it is characterised in that the touch trigger probe also includes signal Acquisition Circuit, the signal acquisition circuit are connected respectively with the sensor and the signal receiver.
- 3. Digit Control Machine Tool measuring system according to claim 2, it is characterised in that the signal acquisition circuit includes signal Modulation module and wireless module, the signal modulation module receive the trigger signal and are modulated, and the wireless module will The trigger signal after modulation is sent to the signal receiver.
- 4. Digit Control Machine Tool measuring system according to claim 1, it is characterised in that the guiding mechanism is included described in guiding The second guiding mechanism that measuring staff makees the first vertically movable guiding mechanism and guides the measuring staff to move horizontally.
- 5. Digit Control Machine Tool measuring system according to claim 1, it is characterised in that the sensor senses for straight-line displacement Device.
- 6. Digit Control Machine Tool measuring system according to claim 1, it is characterised in that the touch trigger probe also includes setting Survey ball in the measuring staff end.
- 7. Digit Control Machine Tool measuring system according to claim 1, it is characterised in that the touch trigger probe also includes and number Control the taper shank of the main shaft connection of lathe.
- 8. according to the Digit Control Machine Tool measuring system described in claim any one of 1-7, it is characterised in that the controller is PLC Controller.
- 9. according to the Digit Control Machine Tool measuring system described in claim any one of 1-7, it is characterised in that the signal receiver is Infrared receiver.
- 10. a kind of Digit Control Machine Tool, it is characterised in that including the Digit Control Machine Tool measuring system described in claim any one of 1-9；The touch trigger probe is connected with the main shaft of the Digit Control Machine Tool；The controller is arranged inside the cabinet of the Digit Control Machine Tool, and the control panel is arranged at the outer wall of the cabinet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720823129.1U CN206925649U (en) | 2017-07-07 | 2017-07-07 | Digit Control Machine Tool and its measuring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720823129.1U CN206925649U (en) | 2017-07-07 | 2017-07-07 | Digit Control Machine Tool and its measuring system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747499A (en) * | 2018-07-29 | 2018-11-06 | 赫克测控技术(苏州)有限公司 | Automatic processing one-shot measurement rollback system and lathe |
| CN109141328A (en) * | 2018-09-04 | 2019-01-04 | 南京泰普森自动化设备有限公司 | Measure contact, measurement component and measuring device |
| CN112518584A (en) * | 2020-11-27 | 2021-03-19 | 江苏科技大学 | Marine camshaft swing grinding geometric error on-machine detection system |
| CN113146325A (en) * | 2020-01-22 | 2021-07-23 | 科德数控股份有限公司 | Method for stopping main shaft of numerical control machine tool accurately |
| CN113483623A (en) * | 2021-07-19 | 2021-10-08 | 西门子电机(中国)有限公司 | Machine base machining size detection system |
| US11733255B1 (en) | 2022-09-30 | 2023-08-22 | United Arab Emirates University | Industrial inspection system with interlock |
-
2017
- 2017-07-07 CN CN201720823129.1U patent/CN206925649U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747499A (en) * | 2018-07-29 | 2018-11-06 | 赫克测控技术(苏州)有限公司 | Automatic processing one-shot measurement rollback system and lathe |
| CN109141328A (en) * | 2018-09-04 | 2019-01-04 | 南京泰普森自动化设备有限公司 | Measure contact, measurement component and measuring device |
| CN113146325A (en) * | 2020-01-22 | 2021-07-23 | 科德数控股份有限公司 | Method for stopping main shaft of numerical control machine tool accurately |
| CN113146325B (en) * | 2020-01-22 | 2023-02-14 | 科德数控股份有限公司 | Method for stopping main shaft of numerical control machine tool accurately |
| CN112518584A (en) * | 2020-11-27 | 2021-03-19 | 江苏科技大学 | Marine camshaft swing grinding geometric error on-machine detection system |
| CN113483623A (en) * | 2021-07-19 | 2021-10-08 | 西门子电机(中国)有限公司 | Machine base machining size detection system |
| CN113483623B (en) * | 2021-07-19 | 2024-01-02 | 西门子电机(中国)有限公司 | Engine base machining size detection system |
| US11733255B1 (en) | 2022-09-30 | 2023-08-22 | United Arab Emirates University | Industrial inspection system with interlock |
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