CN108890395A - A kind of CNC break detection device and method - Google Patents
A kind of CNC break detection device and method Download PDFInfo
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- CN108890395A CN108890395A CN201811010285.1A CN201811010285A CN108890395A CN 108890395 A CN108890395 A CN 108890395A CN 201811010285 A CN201811010285 A CN 201811010285A CN 108890395 A CN108890395 A CN 108890395A
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- removable pin
- main body
- length
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Classifications
-
- 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
- B23Q17/0957—Detection of tool breakage
Abstract
The embodiment of the invention discloses a kind of CNC break detection device and CNC knife-breaking detecting methods, for quickly detecting the length of cutter.The CNC break detection device of the embodiment of the present invention including apparatus main body, the removable pin being arranged in described device main body and is arranged in the intracorporal microswitch of described device master.Removable pin is connect with described device subject activity, microswitch is used for when the upper surface of the removable pin is under the downward pressure effect of cutter, it is moved down above the upper cover plate of described device main body, and removable pin lower surface generates inductive signal when body interior and the microswitch contact.The inductive signal is used to determine the length of the cutter.To realize the length for quickly detecting cutter.
Description
Technical field
The present invention relates to Tool monitoring field more particularly to a kind of CNC break detection devices and CNC knife-breaking detecting method.
Background technique
In machining, due to the cutter aging for converted products, residual chip interference, cutting hardness it is excessively high because
The influence of element, may result in cracking of cutter or serious wear.If cracking of cutter or serious wear are come out with the tool sharpening
Product be often defective products.To, if cannot find that cutter is damaged and is replaced in time, will affect product quality and
Processing efficiency.
For this purpose, in existing technology, it usually needs technician or operator recall cutter every before product processing
Come, goes the situation for checking cutter, with eyes or hand to judge whether cutter breaks or wears out seriously.
It is existing to waste the more time by way of artificial detection cutter, product processing efficiency is influenced, and in product
In batch production, it is difficult to accomplish all to remove manual inspection cutter before processing every time.
Summary of the invention
In view of the above technical problems, the embodiment of the invention provides a kind of CNC break detection devices and CNC breaking detection side
Method, for quickly detecting the length of cutter.
The first aspect of the embodiment of the present invention provides a kind of CNC break detection device, including：
Apparatus main body；
Removable pin in described device main body is set, and the removable pin is connect with described device subject activity；
It is arranged in the intracorporal microswitch of described device master；
The microswitch is used for when the upper surface of the removable pin is under the pressure effect of cutter, in described device main body
Upper cover plate above move down, and removable pin lower surface is produced when described device body interior and the microswitch contact
Raw inductive signal；
The inductive signal is used to determine the length of the cutter.
Optionally, the CNC break detection device further includes shield, and the shield is arranged in described device main body
On, the shield is arranged around the lateral surface of the removable pin.
Optionally, the CNC break detection device further includes sealing ring, and the sealing ring is arranged in the removable pin and institute
It states between apparatus main body, the sealing ring is for preventing greasy dirt from entering in described device main body.
Optionally, the CNC break detection device further includes pedestal, and the pedestal is obtained by machining, the pedestal
For being detachably connected with CNC machine.
Optionally, the CNC break detection device further includes electronic component, and the electronic component is arranged in described device master
In vivo, the microswitch and electronic component electrical connection；
The electronic component is used to for the inductive signal being converted into the target information of CNC identification；And by the target
Information is transmitted to CNC system, so that the CNC system determines the length of the cutter according to the target information.
Second aspect of the embodiment of the present invention provides a kind of CNC knife-breaking detecting method, including：
Control cutter is moved to above removable pin；
The upper surface that the cutter is pressed in the removable pin is controlled, so that the removable pin is acted in the pressure of the cutter
Under, it is moved down above the upper cover plate of described device main body；
When the removable pin and microswitch contact, inductive signal is generated；
According to the inductive signal, the length of the cutter is determined.
Optionally, described according to the inductive signal, after the length for determining the cutter, the method also includes：
Judge the length of the cutter whether within the scope of preset length；
If the length of the cutter is not within the scope of the preset length, it is determined that the cutter is damage cutter.
Optionally, when the removable pin and microswitch contact, the method also includes：
It controls the cutter stopping and presses to the removable pin.
Optionally, described that the length of the cutter is determined according to the inductive signal, including：
The inductive signal is converted into the target information of CNC identification；
The target information is transmitted to CNC system, so that the CNC system determines the cutter according to the target information
Length.
Optionally, before the control cutter is moved to above removable pin, the method also includes：
Control standard cutter is moved to above removable pin；
The upper plane that the standard cutter is pressed in the removable pin is controlled, so that the removable pin is in the standard cutter
Under pressure effect, moved down above the upper cover plate of described device main body；
When the removable pin and microswitch contact, standard inductive signal is generated；
According to the standard inductive signal, the length of the standard cutter is determined；
The length of the standard cutter is added into predetermined deviation range, obtains preset length range.
In technical solution provided in an embodiment of the present invention, CNC break detection device includes apparatus main body, is arranged in device master
Removable pin on body and the microswitch being arranged in apparatus main body.Removable pin is flexibly connected with apparatus main body.Microswitch is used
In working as removable pin under the pressure effect of cutter, moved down above the upper cover plate of apparatus main body, and removable pin lower surface exists
When contacting inside apparatus main body with microswitch, inductive signal is generated.The inductive signal is used to determine the length of cutter.Therefore phase
For the prior art, the embodiment of the present invention acts on a pressure, the direction on the upper cover plate of apparatus main body to removable pin by cutter
Lower movement generates inductive signal when removable pin is contacted with microswitch, is the length that can determine cutter by the inductive signal
Degree, to realize the length for quickly detecting cutter.
Detailed description of the invention
Fig. 1 is a kind of front view for CNC break detection device that one embodiment of the invention provides；
Fig. 2 is the top view of CNC break detection device shown in FIG. 1；
Fig. 3 is the perspective view of CNC break detection device shown in FIG. 1；
Fig. 4 be another embodiment of the present invention provides a kind of CNC knife-breaking detecting method flow chart；
Fig. 5 is the partial process view of CNC knife-breaking detecting method shown in Fig. 4.
Wherein, 1, apparatus main body；2, removable pin；3, microswitch；4, shield；5, pedestal；6, through-hole；7, electronics member
Part；8, cutter action direction.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
The present embodiments relate to a kind of CNC break detection devices of 3 detection function of microswitch built in band, are suitable for each
Cutter length detection device in kind CNC machine, the abrasion of detectable cutter or breaking situation simultaneously feed back to CNC system.
Fig. 1 is a kind of front view of CNC break detection device provided in an embodiment of the present invention, and Fig. 2 is CNC breaking detection
The top view of device, Fig. 3 are the perspective view of the CNC break detection device.
General CNC processing typically refers to computer digital control precision machinery processing, CNC lathe for machining, CNC processing milling
Bed, CNC processing boring and milling machine etc..CNC, which is called, does computer gong, CNCCH, numerically-controlled machine tool or CNC milling machine.
As shown in Figure 1 to Figure 3, the CNC break detection device of the embodiment of the present invention includes：Apparatus main body 1 is arranged in device
Removable pin 2 in main body 1 and the microswitch 3 being arranged in apparatus main body 1.
Wherein, removable pin 2 is flexibly connected with apparatus main body 1.It is specifically as follows, removable pin 2 and the sliding of apparatus main body 1 connect
It connects, alternatively, removable pin 2 is connect by spring with apparatus main body 1.In embodiments of the present invention, removable pin 2 can be in apparatus main body
It moves down, can also be moved up above the upper cover plate of apparatus main body 1 above 1 upper cover plate.The upper surface of the removable pin 2
For with tool contact, thus by cutter apply active force influenced.
Optionally, the upper surface of removable pin 2 is circular configuration, and the diameter of the upper surface of removable pin 2 is less than 10mm.
Because being easy disconnected cutter in process is usually no more than 8mm, thus, can by with tool contact to be detected
The diameter of the upper surface of removable pin 2 is set smaller than 10mm, can reduce the volume of CNC break detection device, and can be suitably used for knife
The detection of tool.
In order to facilitate the contact of the upper surface of cutter and removable pin 2, optionally, removable pin 2 is located at the top of apparatus main body 1.
In this way, cutter is controlled by CNC program when detection, it is moved to right above removable pin 2, then cutter presses down on removable pin 2
Surface, so that removable pin 2 moves downward, until touching the head of the microswitch 3 inside apparatus main body 1.Wherein, cutter is made
It is as shown in Figure 1 with direction 8.
Optionally, CNC break detection device further includes shield 4, and shield 4 is arranged on apparatus main body 1, shield 4
Lateral surface around removable pin 2 is arranged.For example, shield 4 is made of alloy, and after apparatus main body 1 assembles shield 4, shield 4
Opposite removable pin 2 forms an externally-packed structure, thus, the dust of outside can be effectively prevented, the waste residue in process enters
Removable pin 2 avoids the generation of stuck phenomenon.
Optionally, CNC break detection device further includes sealing ring, sealing ring setting removable pin 2 and apparatus main body 1 it
Between, sealing ring is for preventing greasy dirt from entering in apparatus main body 1.
The microswitch 3 of the embodiment of the present invention is used for when the upper surface of removable pin 2 is under the pressure effect of cutter, in device
When moving down above the upper cover plate of main body 1, and contacting with microswitch 3, inductive signal is generated.The inductive signal is for determining
The length of cutter.Cavity body structure is equipped with inside the apparatus main body 1 of the embodiment of the present invention, which is installed on the cavity knot
In structure.
Optionally, CNC break detection device further includes electronic component 7, and electronic component 7 is arranged in apparatus main body 1, fine motion
Switch 3 and electronic component 7 are electrically connected.The electronic component 7 is also mountable in the cavity body structure inside apparatus main body 1.The electronics
Element 7 is used to for inductive signal being converted into the target information of CNC identification, and target information is transmitted to CNC system, so that CNC
System determines the length of cutter according to target information.Ohm can be used in the microswitch 3 and electronic component 7 of the embodiment of the present invention
Imperial certified products fitment combination forms.7 high sensitivity of microswitch 3 and electronic component of the embodiment of the present invention, induction transmission speed are fast,
Detection accuracy detects speed up to 2 seconds/time up to 0.01mm.
Optionally, as shown in Figure 1, the side surface of apparatus main body 1 is provided with through-hole 6, the through-hole 6 is for facilitating installation fine motion
Switch 3 and electronic component 7.After microswitch 3 and electronic component 7 are installed, the through-hole 6 be embedded in plug, by plug into
Row sealing.
Further, as shown in Figure 1, CNC break detection device further includes pedestal 5, pedestal 5 is obtained by machining, bottom
Seat 5 with CNC machine for being detachably connected.It is specifically as follows pedestal 5 detachably to connect by screw and T-nut with CNC machine
It connects.Wherein, pedestal 5 can be located at the bottom of apparatus main body 1.5 side of can be used of pedestal of the embodiment of the present invention leads to shape extrusion and obtains,
The height of pedestal 5 can be directly cut to corresponding height according to client's board type, easy to process, and height can be according to customer demand
It adjusts, such as 5 height of pedestal is arranged between 20-250mm.The pedestal 5 of the embodiment of the present invention can directly use screw and T-nut
It is mounted on the platform of CNC machine, in this way, the pedestal 5 of the embodiment of the present invention not only assembles simply, machine can also be directly installed on
Any position of bed.
The CNC break detection device pedestal 5 of the embodiment of the present invention and the whole height of apparatus main body 1 can be 50-250mm
Between.
The CNC break detection device of the embodiment of the present invention also has following features：
1) by 5 shell of pedestal, sealing ring, the three-layer sealed design of shield 4, so as to grease proofing, waterproof, imitative slag and
It is corrosion-resistant, in this way, the service life of CNC break detection device is 3,000,000 times；
2) the CNC break detection device is suitable for the connection of domestic and international all CNC control systems；
3) the CNC break detection device repeats detection accuracy up to 0.02, and detection time is less than 2S (second)；
4) cutter pushes removable pin 2 to contact with 3 head of microswitch when detecting, and 3 head of microswitch is spring structure,
Maximum flexibility power only 1.5N, to be all suitable for the cutter of any size.
In this way, in technical solution provided in an embodiment of the present invention, CNC break detection device includes that apparatus main body 1, setting exist
Removable pin 2 on apparatus main body 1 and the microswitch 3 being arranged in apparatus main body 1.Removable pin 2 and 1 activity of apparatus main body are even
It connects.Microswitch 3 is used to work as removable pin 2 under the pressure effect of cutter, moves down above the upper cover plate of apparatus main body 1,
And when contacting with microswitch 3, inductive signal is generated.The inductive signal is used to determine the length of cutter.Therefore relative to existing
Technology, the embodiment of the present invention act on a pressure to removable pin 2 by cutter, move down above the upper cover plate of apparatus main body 1,
When removable pin 2 and microswitch 3 contact, inductive signal is generated, is the length that can determine cutter by the inductive signal, thus
Realize the length for quickly detecting cutter.
As shown in figure 4, this method can be applied to Fig. 1 institute the embodiment of the invention also provides a kind of CNC knife-breaking detecting method
On the CNC break detection device shown.
Refering to Fig. 4, the CNC knife-breaking detecting method of the embodiment of the present invention, including：
Step 401：Control cutter is moved to above removable pin.
In Tool monitoring, system control cutter is moved to 2 top of removable pin.
It is specifically as follows：CNC break detection device is moved to by CNC automatic program control cutter before each processing
Right above removable pin 2.
Step 402：Control cutter is pressed in the upper surface of removable pin, so that removable pin is filling under the pressure effect of cutter
It sets and is moved down above the upper cover plate of main body.
Because removable pin 2 and apparatus main body 1 are flexibly connected, the upper surface of removable pin 2 is under the active force of cutter, in device master
It is moved down above the upper cover plate of body.
Step 403：When removable pin and microswitch contact, inductive signal is generated.
The upper surface that cutter is pressed in removable pin 2 causes removable pin 2 mobile, and removable pin 2, which moves down, touches microswitch 3
Head, microswitch 3 just generate inductive signal.
Step 404：According to inductive signal, the length of cutter is determined.
CNC break detection device can determine the length of cutter according to inductive signal.
For example, the specific implementation of step 404 can be：Inductive signal is converted into the target information of CNC identification.So
Afterwards, target information is transmitted to CNC system, so that CNC system determines the length of cutter according to target information.CNC breaking detection dress
It sets or the length of the recordable cutter detected of CNC system.
Step 405：Judge the length of cutter whether within the scope of preset length.If the length of cutter is not in preset length model
In enclosing, 406 are thened follow the steps.
Step 406：Determine cutter for damage cutter.
If the length of cutter not within the scope of preset length, illustrates that cutter has abrasion or breaking phenomenon, determine cutter for damage
Bad cutter.After determining cutter for damage cutter, it can alarm, and cutter is moved to by home by CNC program
And replace cutter.
If the length of cutter is located at the preset length range initially set up, illustrates that cutter is normal cutter, can continue
For processing operation.It is specifically as follows and cutter is moved to by home by CNC program and carries out part processing.
It is appreciated that step 405 and step 406 are optional steps in the embodiment that the present invention has.
Setting method about preset length range can be as follows：
As shown in figure 5, before step 401, the method for the embodiment of the present invention further includes：
Step 501：Control standard cutter is moved to above removable pin.
After CNC break detection device is installed on CNC machine platform, it is mobile standard cutter can be controlled by CNC program
To right above the removable pin 2 of CNC break detection device.
Step 502：Control standard cutter is pressed in the upper surface of removable pin, so that removable pin is acted in the pressure of standard cutter
Under, it is moved down above the upper cover plate of apparatus main body.
Because removable pin 2 and apparatus main body 1 are flexibly connected, the upper surface of removable pin 2 is filling under the active force of standard cutter
It sets and is moved down above the upper cover plate of main body 1.
Step 503：When removable pin and microswitch contact, standard inductive signal is generated.
The upper surface that standard cutter is pressed in removable pin 2 causes removable pin 2 mobile, and removable pin 2, which moves down, touches fine motion
3 head of switch, microswitch 3 just generate inductive signal.
Step 504：According to standard inductive signal, the length of standard cutter is determined.
It is specifically as follows, removable pin 2, which moves down, touches 3 head of microswitch, and software passes through the standard sense sensed
Standard inductive signal is converted into the information of CNC identification with program and is transmitted to CNC system by induction signal, to determine the length of standard cutter
Degree.
Step 505：The length of standard cutter is added into predetermined deviation range, obtains preset length range.
Specifically, height and position of the standard cutter in CNC break detection device can be set as normal place simultaneously
Data tolerance range up and down is set, to obtain preset length range.
Optionally, when removable pin 2 and microswitch 3 contact, the method for the embodiment of the present invention further includes：Control cutter stops
Only press to removable pin 2.Removable pin 2 is contacted with microswitch 3 in this way to detect cutter length, and cutter no longer needs at this time
It is pressed downward removable pin 2, to protect the components such as removable pin 2 and microswitch 3.It is specifically as follows, in step 403, works as work
When dynamic pin 2 is contacted with microswitch 3, cutter stopping can be controlled by writing specific CNC program and is moved down.And in step
In rapid 503, when removable pin 2 and microswitch 3 contact, cutter is controlled by writing specific CNC program and is stopped to moving down
It is dynamic.In this way, the components such as removable pin 2 and the contact of microswitch 3 can be protected.
Fig. 4 and method shown in fig. 5 can realize that the code can allow the present invention to implement by following illustrative code
The CNC break detection device of example is connected with domestic and international all CNC systems.
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In this way, cutter is every time before use, CNC program control cutter is being moved to the removable pin 2 of CNC break detection device just
Top, then pushing removable pin 2 moves down removable pin 2, so that removable pin 2 touches 3 head of microswitch, to generate
Inductive signal.Software passes through the inductive signal sensed and converts the signal into the information of CNC identification with program, and is transmitted to CNC system
System.And also need to control by writing specific CNC program cutter stop moving down and record the present level of cutter with
The height initially set up compares judge whether cutter is seriously worn or breaking phenomenon, so as to avoid again with damage
Tool sharpening product and cause quality bad.The CNC knife-breaking detecting method of the embodiment of the present invention can replace traditional use
Naked eyes are saved the time for checking cutter, improve production come the method for checking cutter or being detected cutter using hand-operated tools
The quality of product.
In order to which the CNC break detection device to the embodiment of the present invention has more intuitive understanding, implementation of the present invention is enumerated below
One specific example of the CNC break detection device of example, exemplary be specifically illustrating see Fig. 1 to Fig. 3.Details are as follows：
By description above it is found that CNC break detection device mainly include movable part, information transmission with conversion portion,
This is four most of for 5 part of pedestal and software program.
Wherein, the structure of movable part includes removable pin 2, sealing ring and shield 4.
Cutter is moved to right above removable pin 2 by CNN process control when detection.Then, cutter presses down on removable pin
Plane on 2 moves downward removable pin 2, until touching 3 head of microswitch inside apparatus main body 1.When removable pin 2 connects
Contact microswitch 3, then microswitch 3 generates induction information, and cutter stops movement.At this point, CNC records the height of current cutter
After degree, control cutter is up moved to home.
Sealing ring avoids the corrosion to electronic component 7 for preventing greasy dirt from entering inside apparatus main body 1.Shield 4 can
Playing dust protection waste residue and entering caused by apparatus main body 1 influences up and down smooth of removable pin 2.
Information transmission and conversion portion include microswitch 3 and other electronic components 7.It is opened when removable pin 2 touches fine motion
When closing 3 head, microswitch 3 senses inductive signal, which is converted by other electronic components 7, and is transmitted
To CNC machine system.
Pedestal 5 is mainly used for connecting the hardware configuration of CNC break detection device, and protects CNC breaking detection dress
The internal structure set is not by external environmental interference.In addition, CNC break detection device is installed to CNC machine work for convenience
On platform, pedestal 5 highly can arbitrarily be adjusted according to customer demand.
Software program portion can be used for realizing Fig. 4 and method shown in fig. 5 in the embodiment of the present invention, specifically, first
Cutter is controlled by CNC program to be moved to right above the removable pin 2 of CNC break detection device, then cutter pushes removable pin 2,
So that removable pin 2 moves down, until touching 3 head of microswitch.Then, the induction that software senses microswitch 3
Signal is converted into the information of CNC identification and is transmitted to CNC system and controls cutter stopping moving down and recording the current of cutter
Highly.The present level of cutter is compared with the calibrated altitude initially set up, if the present level and calibrated altitude of cutter
Difference have exceeded preset range, CNC break detection device just will call the police, and cutter is then moved to safety by CNC program
Position.
Thus, can be by with CNC system after the CNC break detection device of the embodiment of the present invention is installed in CNC machine
Program links together, and cutter is allowed to be automatically moved to the detection position of CNC break detection device before processing, can be by cutter
Break or wear out situation detected in real time, and feed back in CNC system and program.In this way, mechanical add can be improved
Work efficiency rate, improves the quality yield of product processing, while reducing various costs.
In conclusion CNC break detection device includes apparatus main body, the removable pin being arranged on apparatus main body and setting
Microswitch in apparatus main body.Removable pin is flexibly connected with apparatus main body.Microswitch is used for when removable pin is in cutter
Under pressure effect, when moving down above the upper cover plate of apparatus main body, and contacting with microswitch, inductive signal is generated.It should
Inductive signal is used to determine the length of cutter.Therefore compared with the existing technology, the embodiment of the present invention is made by cutter to removable pin
With a pressure, so that removable pin is moved to inside apparatus main body outside apparatus main body, when removable pin and microswitch contact,
Inductive signal is generated, is the length that can determine cutter by the inductive signal, to realize the length for quickly detecting cutter.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that：It still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of CNC break detection device, which is characterized in that including：
Apparatus main body；
Removable pin in described device main body is set, and the removable pin is connect with described device subject activity；
It is arranged in the intracorporal microswitch of described device master；
The microswitch is used for when the upper surface of the removable pin is under the pressure effect of cutter, in the upper of described device main body
It is moved down above cover board, and removable pin lower surface generates sense when described device body interior and the microswitch contact
Induction signal；
The inductive signal is used to determine the length of the cutter.
2. CNC break detection device according to claim 1, which is characterized in that
The CNC break detection device further includes shield, and the shield is arranged in described device main body, the shield
Lateral surface around the removable pin is arranged.
3. CNC break detection device according to claim 1, which is characterized in that
The CNC break detection device further includes sealing ring, and the sealing ring is arranged in the removable pin and described device main body
Between, the sealing ring is for preventing greasy dirt from entering in described device main body.
4. CNC break detection device according to claim 1, which is characterized in that
The CNC break detection device further includes pedestal, and the pedestal is obtained by machining, and the pedestal is used for and CNC machine
Bed is detachably connected.
5. CNC break detection device according to claim 1, which is characterized in that
The CNC break detection device further includes electronic component, and the electronic component is arranged in described device main body, described micro-
Dynamic switch and electronic component electrical connection；
The electronic component is used to for the inductive signal being converted into the target information of CNC identification；And by the target information
It is transmitted to CNC system, so that the CNC system determines the length of the cutter according to the target information.
6. a kind of CNC knife-breaking detecting method, which is characterized in that including：
Control cutter is moved to above removable pin；
Control the upper surface that the cutter is pressed in the removable pin so that the removable pin the cutter pressure effect under,
It is moved down above the upper cover plate of described device main body；
When the removable pin and microswitch contact, inductive signal is generated；
According to the inductive signal, the length of the cutter is determined.
7. CNC knife-breaking detecting method according to claim 6, which is characterized in that
It is described according to the inductive signal, after the length for determining the cutter, the method also includes：
Judge the length of the cutter whether within the scope of preset length；
If the length of the cutter is not within the scope of the preset length, it is determined that the cutter is damage cutter.
8. CNC knife-breaking detecting method according to claim 6, which is characterized in that
When the removable pin and microswitch contact, the method also includes：
It controls the cutter stopping and presses to the removable pin.
9. CNC knife-breaking detecting method according to claim 6, which is characterized in that
It is described that the length of the cutter is determined according to the inductive signal, including：
The inductive signal is converted into the target information of CNC identification；
The target information is transmitted to CNC system, so that the CNC system determines the length of the cutter according to the target information
Degree.
10. CNC knife-breaking detecting method according to claim 7, which is characterized in that
Before the control cutter is moved to above removable pin, the method also includes：
Control standard cutter is moved to above removable pin；
The upper plane that the standard cutter is pressed in the removable pin is controlled, so that pressure of the removable pin in the standard cutter
Under effect, moved down above the upper cover plate of described device main body；
When the removable pin and microswitch contact, standard inductive signal is generated；
According to the standard inductive signal, the length of the standard cutter is determined；
The length of the standard cutter is added into predetermined deviation range, obtains preset length range.
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| CN112902837A (en) * | 2020-12-29 | 2021-06-04 | 山西裕鼎精密科技有限公司 | Knife detection instrument and knife detection method applied to same |
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