CN108000346B - Automatic assembly line material transferring abnormality monitoring method and honing transfer matic - Google Patents
Automatic assembly line material transferring abnormality monitoring method and honing transfer matic Download PDFInfo
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- CN108000346B CN108000346B CN201711248289.9A CN201711248289A CN108000346B CN 108000346 B CN108000346 B CN 108000346B CN 201711248289 A CN201711248289 A CN 201711248289A CN 108000346 B CN108000346 B CN 108000346B
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- station
- variable
- transfer matic
- honing
- assembly line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/06—Honing machines or devices; Accessories therefor with controlling or gauging equipment
Abstract
A kind of automatic assembly line material transferring abnormality monitoring method and honing transfer matic, wherein monitoring method basic principle is, first each station is marked, and theoretical variable is automatically updated according to station material state, the material transferring for recycling real variable to find corresponding station with the difference of theoretical variable is abnormal, it can make user find the workpiece transmission abnormality on honing transfer matic in time, and abnormal station is accurately positioned；Honing transfer matic is based on above-mentioned material transferring abnormality monitoring method, it includes several material detection switch corresponding with station, transfer matic displacement drive sensor and PLC controllers along transfer matic arrangement.The present invention is a kind of material transferring monitoring method for capableing of precise and high efficiency, it does not change the hardware of former transfer matic monitoring substantially, upgrade cost is lower, convenient and reliable operation, it eliminates on transfer matic to the risk of workpiece mistake processing, the efficiency that honing is processed automatically is improved, the needs of the automatic production line highly-efficient processing in the fields such as honing are met.
Description
Technical field
The present invention relates to automatic assembly line control technology, especially a kind of automatic assembly line material transferring abnormality monitoring method with
And honing transfer matic.
Background technique
In field of machining, honing is using one or more oilstone being mounted on honing head circumference, in the swollen machine that rises
Under the action of structure radial direction spreading, and it is made to press to the hole wall of workpiece, to generate certain face contact, while passing through Workpiece clamping
Device remains stationary workpiece, and honing head is made to rotate and move back and forth, to realize Honing process, which is widely used in
The processing of thin-walled pipe sleeve.
In recent years, in order to improve the efficiency of Honing process, those skilled in the art have carried out various innovations and trial, as in
A kind of honing automated machine tool disclosed in state patent ZL201610577008.3, it is mentioned for the automatic production line Honing process of workpiece
Having supplied may.
In honing is processed automatically, the factor of honing transfer matic production quality and efficiency is influenced by honing device and workpiece
It transmits positioning accuracy to determine, current each processing stations of honing transfer matic have one to switch is penetrated to judge current station
Whether have workpiece, there is workpiece then corresponding spindle processing, without workpiece then corresponding main shaft without processing.However in practical life
In production, when the switching line of material detection has damage, even if workpiece reaches processing stations, system also can't detect material signal,
And then workpiece is not processed, and then influence the operation of the entire production line.Due to only being examined to material on existing transfer matic
The signal for surveying switch is acquired and uses, and does not judge the abnormal conditions of material detection switch signal, works as material
The signal that mistake will be issued when the exception of detection switch signal causes processing on transfer matic to occur abnormal, thus it is existing from
There is the risk processed to workpiece mistake in moving-wire, drastically influence the quality and efficiency that honing is processed automatically.
Summary of the invention
The object of the present invention is to provide a kind of automatic assembly line material transferring abnormality monitoring method and honing transfer matic, it
Has the characteristics that simple to operate and abnormal monitoring precise and high efficiency.
The present invention is achieved like this, a kind of automatic assembly line material transferring abnormality monitoring method, which is characterized in that should
Monitoring method includes the following steps: that byte variable K12.0- is arranged along automatic assembly line material transferring direction for station in (1)
K12.n, wherein n is positive integer；
(2) byte variable K12.0-K12.n assignment 1 or 0 is answered with the presence or absence of material according on station, wherein byte variable
Assignment 1 indicates that corresponding station has material, and byte variable assignments 0 indicates corresponding station without material；
(3) one station of automatic assembly line transmission displacement, the assignment of byte variable K12.0-K12.n is along automatic assembly line object
Material transmission direction is successively transmitted, and the assignment of K12.a passes to K12.a+1, wherein 0≤a≤n, byte variable K12.0- at this time
The assignment variation of K12.n is theoretical variable；
(4) signal is detected according to material and judges whether corresponding station has material, become if having for the corresponding byte of the station
K12.0-K12.n assignment 1 is measured, otherwise assignment 0, the assignment variation of byte variable K12.0-K12.n is real variable at this time；
(5) theoretical variable and real variable are compared, if real variable is different from theoretical variable, judges byte variable
There are transmission abnormalities for the corresponding station of K12.0-K12.n, otherwise repeatedly step (3), (4) and (5).
It further include the mode that automatic assembly line feed position corresponds to the artificial assignment of byte variable K12.0 in step (2).
It further include the artificial assignment that all stations of automatic assembly line correspond to byte variable K12.0-K12.n in step (2)
Mode.In step (5), judging that the corresponding station of byte variable K12.0-K12.n further includes failure there are when transmission abnormality
Alarm signal exports process.
The present invention also describes a kind of honing transfer matic, which is characterized in that the honing transfer matic is based on above-mentioned automatic production
Line material transmission abnormality monitoring method, it include along transfer matic arrangement several material detection switch corresponding with station, from
Moving-wire displacement drive sensor and the PLC linked with material detection switch and transfer matic displacement drive sensing data are controlled
Device.
The PLC controller further include detect station there are when transmission abnormality for closing the emergency braking of transfer matic
Switch.
The invention has the benefit that the present invention is a kind of material transferring monitoring method for capableing of precise and high efficiency, it is basic
The hardware of former transfer matic monitoring is not changed, upgrade cost is lower, and policer operation is convenient and reliable, its operation based on transfer matic is special
Point is marked for each station, and automatically updates theoretical variable according to station material state, recycles real variable and theory
The material transferring that the difference of variable finds corresponding station is abnormal, user can be made to find the work on honing transfer matic in time in this way
Abnormal station is accurately positioned in part transmission abnormality, is judged and is told digital control system to abnormal material detection signal in advance, disappear
Except the risk processed on transfer matic to workpiece mistake meets the fields such as honing to improve the efficiency that honing is processed automatically
The needs of automatic production line highly-efficient processing.
Detailed description of the invention
Fig. 1 is PLC Design of Monitor schematic diagram of the present invention.
Fig. 2 is that PLC monitoring programme of the present invention notes abnormalities signal processing mode schematic diagram.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.
The invention is realized in this way the automatic assembly line material transferring abnormality monitoring method includes the following steps: (1)
It is that byte variable K12.0-K12.n is arranged in station along automatic assembly line material transferring direction, wherein n is positive integer；(2) according to work
With the presence or absence of material to answer byte variable K12.0-K12.n assignment 1 or 0 on position, wherein byte variable assignments 1 indicates corresponding station
There is material, byte variable assignments 0 indicates corresponding station without material；(3) one station of automatic assembly line transmission displacement, byte variable
The assignment of K12.0-K12.n is successively transmitted along automatic assembly line material transferring direction, and the assignment of K12.a passes to K12.a+1,
In 0≤a≤n, the assignment variation of byte variable K12.0-K12.n is theoretical variable at this time；(4) signal judgement is detected according to material
Whether corresponding station has material, is the corresponding byte variable K12.0-K12.n assignment 1 of the station if having, otherwise assignment 0, this
When byte variable K12.0-K12.n assignment variation be real variable；(5) theoretical variable and real variable are compared, if practical become
Amount is different with theory variable, then judges that there are transmission abnormalities for the corresponding station of byte variable K12.0-K12.n, otherwise repeatedly step
(3), (4) and (5)；The present invention proposed on the basis of original automatic assembly line transport monitoring hardware it is reliable efficiently, cost compared with
Low monitoring method, it need to only increase software or implantation control program according to above-mentioned monitoring method；Its working principle is that this
Sample, according to program setting, K12.0-K12.n is marked for each station, which accurately corresponds to the physical bit of station
It sets；Then assignment is carried out to K12.0-K12.n according to the material state on the station, to judge that corresponding station whether there is object
Material, due to the transport with transfer matic, material on corresponding station will with the station for sequentially entering rear along transfer matic,
Using the feature, as the transport of transfer matic automatically updates the theoretical variable of K12.0-K12.n, while the material on station is utilized
Detection device obtains signal and judges the practical state in place of material on station, obtains real variable, is found by two variables of comparison
Abnormal signal is answered as long as one in real variable is different from theory of correspondences variable it may determine that exception occurs in this station
When stopping automatic assembly line immediately, abnormal cause is found, timely Maintenance and Repair are carried out.It is not only at low cost using the monitoring method,
And monitoring to material detection switch exception can be promptly and accurately completed, abnormal material detection signal is judged in advance
And tell digital control system, it eliminates on transfer matic to the risk of workpiece mistake processing.
In actual production, it in order to guarantee the accuracy of byte variable K12.0-K12.n initial assignment, can be needed according to production
It to be completed using the following two kinds method, be initially entered into feed position in material, then further include automatic assembly line feed position in step (2)
The mode of the artificial assignment of corresponding byte variable K12.0, as long as guaranteeing that feed position corresponds to byte variable K12.0 initial assignment in this way
Accuracy can form continuous accurately theoretical variable, work by a relatively simple；Correspondingly, adding if production line is in continuous
The halted state of work further includes then that all stations of automatic assembly line correspond to the artificial of byte variable K12.0-K12.n in step (2)
The mode of assignment, the step especially when automatic assembly line failure is suspended, need each station byte variable of accurate judgement
The initial assignment of K12.0-K12.n just can guarantee the accuracy of theoretical variable.
Simultaneously, it monitors for convenience, the difficulty of simplified transfer matic transmission fault maintenance, in step (5), is judging word
There are when transmission abnormality, further include failure alarm signal output process for the corresponding station of section variable K12.0-K12.n；The failure report
It, i.e., can be accurate by the failure alarm signal at the abnormal signal that alert signal output is compareed based on theoretical variable with real variable
The abnormal station of transport is found, Quick overhaul is convenient for；Certain control method is not limited thereto, in order to simplify monitoring step,
If transfer matic is the pause occurred by station transmission fault, only needed in step (2) to after generation transmission abnormality station
Byte variable carry out artificial assignment, if K12.a goes out to show transmission abnormality, after maintenance is normal, manually need to K12.a-
The corresponding station material state of K12.n is confirmed, and manually determines assignment, to simplify the difficulty of initial assignment operation, is mentioned
High monitoring efficiency.
The invention also discloses a kind of honing transfer matic, it is different which is based on above-mentioned automatic assembly line material transferring
Normal monitoring method, it includes several material detection switch corresponding with station, transfer matic displacement drive along transfer matic arrangement
Sensor and the PLC controller linked with material detection switch and transfer matic displacement drive sensing data.Based on above-mentioned biography
The PLC controller implantation program of defeated abnormality monitoring method can be set according to such as Fig. 1 mode, and a byte variable is established in PLC,
Such as K12, and station signal is corresponded since feed position with the 0th of byte variable in order.That is:
K12.0 corresponds to feed position, corresponding 1 processing stations of K12.1, and K12.2 corresponds to 2 processing stations, and K12.3 corresponds to 3 processing stations,
K12.4 corresponds to 4 processing stations, and so on；R220.0 is 0 before transfer matic brings into operation, and the switch of material detection will be real
On the station of border workpiece whether there is or not the case where be transmitted in PLC, when having workpiece on station, material detection switch signal be 1, corresponding word
Position in section variable is also set to 1；When not having workpiece on station, material detection switch signal is 0, the position in corresponding byte variable
Also it is set to 0.Such as: feed position has workpiece, and 1 station has workpiece, and for 2 stations without workpiece, 3 stations have workpiece, and 4 stations have workpiece, 5 works
Position is without workpiece, and 6 stations have workpiece, and 7 stations are without workpiece, then the corresponding relationship of station and byte variable and station starting assignment
As shown in table 1；
Table 1
| Station | 7 stations | 6 stations | 5 stations | 4 stations | 3 stations | 2 stations | 1 station | Feed position |
| Station byte variable | K12.7 | K12.6 | K12.5 | K12.4 | K12.3 | K12.2 | K12.1 | K12.0 |
| Originate assignment | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 1 |
R220.0 is 1 after transfer matic brings into operation, the object of the 0th signal K12.0 and feed position only in byte
Material detection switch signal constantly corresponds to, and the signal of other in byte will be by the material detection switch signal on practical station
Influence, but can only be along transfer matic transmission direction left shift instruction, the phase of upper one signal condition transmission before moving to left
On the position answered.Such as: material frame on this basis transmission primaries when, R200.0=1, left shift instruction WSHL are by the position shape of byte K12
State also and then moves to left once, i.e., in automatic running, R220.0 is 1, and when material transmission is completed, R200.1=1 passes through reality
The signal that position is corresponded in material detection signal and byte on station compares, when both corresponding signals are inconsistent, just
Illustrate that exception, specific example such as table 2 occurs in material detection switch；
Table 2
| Station | 7 stations | 6 stations | 5 stations | 4 stations | 3 stations | 2 stations | 1 station | Feed position |
| Station byte variable | K12.7 | K12.6 | K12.5 | K12.4 | K12.3 | K12.2 | K12.1 | K12.0 |
| Originate assignment | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 1 |
| Theoretical variable | 1 | 0 | 1 | 1 | 0 | 1 | 1 | |
| Real variable | 1 | 1 | 1 | 1 | 0 | 1 | 1 | |
| Transmission state | Normally | It is abnormal | Normally | Normally | Normally | Normally | Normally |
Such as: when material transmission is completed, the theoretical variable of K12.6 is 0, and the inspection of the material detection switch of 6 processing stations
Surveying signal R230.2 is 1, just illustrates that the material detection switch of 6 stations is faulty, alarm signal A 0.0 will export, such as Fig. 2
It is shown, remind user to check switching signal, repair and maintenance corresponds to station.
In actual installation, transfer matic displacement drive sensor is mountable on automatic line drive, automatic for detecting
The turn signal of line drive, to judge station displacement, certain transfer matic displacement drive sensor also be can connect certainly
On moving-wire, displacement of the transfer matic between station is accurately measured with the locators on station, material detection switch and automatic
Displacement of the lines drives sensor that corresponding signal is transferred to PLC controller by wired or wireless network.
In order to improve the efficiency of troubleshooting when finding transmission abnormality, the PLC controller further includes detecting work
Position passes through alarm there are, for closing the emergency stop switch of transfer matic, PLC controller receives abnormal signal when transmission abnormality
Device is alarmed, and user can suspend transfer matic movement by emergency stop switch in time, to guarantee transfer matic in material
Be not in the processing of mistake when abnormal signal, be also convenient for Maintenance and Repair.
Claims (6)
1. a kind of automatic assembly line material transferring abnormality monitoring method, which is characterized in that the monitoring method includes the following steps:
It (1) is that byte variable K12.0-K12.n is arranged in station along automatic assembly line material transferring direction, wherein n is positive integer；
It (2) is corresponding byte variable K12.0-K12.n assignment 1 or 0 according to whether there is material on station, wherein byte variable is assigned
Value 1 indicates that corresponding station has material, and byte variable assignments 0 indicates corresponding station without material；
(3) assignment of one station of automatic assembly line transmission displacement, byte variable K12.0-K12.n is passed along automatic assembly line material
Defeated direction is successively transmitted, and the assignment of K12.a passes to K12.a+1, wherein 0≤a≤n, byte variable K12.0-K12.n at this time
Assignment variation is theoretical variable；
(4) signal is detected according to material and judges whether corresponding station has material, be the corresponding byte variable of the station if having
K12.0-K12.n assignment 1, otherwise assignment 0, the assignment variation of byte variable K12.0-K12.n is real variable at this time；
(5) theoretical variable and real variable are compared, if real variable is different from theoretical variable, judges byte variable K12.0-
There are transmission abnormalities for the corresponding station of K12.n, otherwise repeatedly step (3), (4) and (5).
2. automatic assembly line material transferring abnormality monitoring method as described in claim 1, which is characterized in that step is also wrapped in (2)
Include the mode that automatic assembly line feed position corresponds to the artificial assignment of byte variable K12.0.
3. automatic assembly line material transferring abnormality monitoring method as described in claim 1, which is characterized in that step is also wrapped in (2)
Include the mode that all stations of automatic assembly line correspond to the artificial assignment of byte variable K12.0-K12.n.
4. the automatic assembly line material transferring abnormality monitoring method as described in any one of claim 1-3, which is characterized in that
In step (5), judging the corresponding station of byte variable K12.0-K12.n, there are when transmission abnormality, further include fault alarm letter
Number output process.
5. a kind of honing transfer matic, which is characterized in that the honing transfer matic is based on automatic described in any one of claim 1-4
Production line material transferring abnormality monitoring method, it includes that several materials detections corresponding with station arranged along transfer matic are opened
Pass, transfer matic displacement drive sensor and the PLC linked with material detection switch and transfer matic displacement drive sensing data
Controller.
6. honing transfer matic as claimed in claim 5, which is characterized in that the PLC controller further includes detecting that station deposits
In transmission abnormality for closing the emergency stop switch of transfer matic.
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| CN201711248289.9A CN108000346B (en) | 2017-12-01 | 2017-12-01 | Automatic assembly line material transferring abnormality monitoring method and honing transfer matic |
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| CN201711248289.9A CN108000346B (en) | 2017-12-01 | 2017-12-01 | Automatic assembly line material transferring abnormality monitoring method and honing transfer matic |
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| CN108000346B true CN108000346B (en) | 2019-08-23 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5781931A (en) * | 1980-11-10 | 1982-05-22 | Komatsu Ltd | Misgrip detecting and controlling device in transfer press |
| CN105197584B (en) * | 2015-07-10 | 2017-04-12 | 上海微松工业自动化有限公司 | Automatic feeding device with robots |
| CN105108558B (en) * | 2015-09-24 | 2017-02-08 | 安徽省科昌机械制造股份有限公司 | Operation control method for clamps in refrigerator part machining system |
| CN107234615B (en) * | 2017-05-15 | 2023-12-19 | 长沙长泰机器人有限公司 | Workpiece placement system, workpiece placement device and workpiece placement control method |
| CN107342521B (en) * | 2017-07-07 | 2019-02-19 | 佛山市和腾机械科技有限公司 | A kind of full-automatic winding displacement end-beating machine |
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