CN208019356U - intelligent riveting system - Google Patents
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- CN208019356U CN208019356U CN201820475980.4U CN201820475980U CN208019356U CN 208019356 U CN208019356 U CN 208019356U CN 201820475980 U CN201820475980 U CN 201820475980U CN 208019356 U CN208019356 U CN 208019356U
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Abstract
The utility model discloses a kind of intelligent riveting systems.Including hydraulic efficiency riveting tool, riveting location identifying system, riveting displacement detection system, riveting pressure detecting system and central processing system；Central processing system obtains image information line position of going forward side by side and sets identification, coding and storage, form one-to-one riveting location data, it obtains the instant displacement data of each riveting position, rivet oil pressure pressure data immediately, form riveting shift value real time data corresponding with riveting pressure value and carry out Quality estimation with standard comparing；Displacement data obtains preferred flowmeter structure mode.The utility model, which realizes the automatic identification of riveting location and installation parameter and obtains and detect automatically, judges riveting quality；The utility model can obtain riveting shift value more in real time using flowmeter, simplify the structure of riveting machine and reduce the weight of riveting machine, data are stored the trackability, it can be achieved that pulling rivet installation quality when by being installed to riveting.
Description
Technical field
The utility model belongs to riveting tightening technology field, especially belongs to riveting fastening apparatus design and manufacturing technology field,
More particularly to a kind of pulling rivet is fastenedly connected device systems and its monitoring technology, belongs to riveting class (B21J).
Background technology
Staking is fastenedly connected technology and is widely applied in industries such as railway, aviation, automobile, ships, but large quantities of
During that measures installs and uses, because of the carelessness of operating personnel and inspection personnel, it is likely that leakage riveting, missing inspection or false retrieval etc. occur and ask
Topic, larger security risk is brought to system operation.
Monitoring system of the Chinese patent 200680033854.3 for fastener placing tool discloses a kind of fastener riveting
The monitoring system connect, it provides a kind of detection with sensor to riveting displacement and rivet force.Its use such as lower structure and its
Method：Using non-contact stroke sensor measure adapter cylinder on taper surface between sensor at a distance from, need riveting work
Tool rear end piston and front end gripper jaw inter-module are added in company with mobile adapter cylinder.Survey the structure of rivet force：Pass through pressure measurement member
Part sensor surveys the compressing force between monitoring assembly body portion and rear portion, to measure between front end nozzle and tool body
Compressive load.It need to also need to add monitoring assembly between rear end tool body and nozzle simultaneously thus：In addition to front and rear portion, also wrap
Three groups of screws, rear covers etc. are included.The patent has the following disadvantages, which is only used for the fastening of tension fracture type blind riveting type
Part cannot meet the other type pulling rivet monitoring requirements of the non-blind riveting of non-stretch broken formula；It is low to monitor system intelligent degree, it cannot be certainly
It is dynamic to judge riveting location；Fail to realize the trackability after pulling rivet installation.
The intelligence of Chinese patent 201510939835.8 riveting monitoring method and system disclose intelligence riveting monitoring method and
System.Its structure and its monitoring method include：Anchoring, pumping rod or laser displacement sensor on riveting machine oil cylinder, ontology and drawing
Line etc. is individually fixed on oil cylinder and piston.Piezoelectric pressure sensing is set between hydraulic pump oil outlet and riveting machine oil inlet pipe
Device；Or fill punching axis pressure sensor on riveting machine head.Oil cylinder sets camera apparatus on surface.And set computer processor.It passes
The electric signals such as sensor, camera end connects microcomputer；It exports device taking alarm.After pulling rivet prepackage is inserted into, riveting machine starts.Camera figure
As acquisition judges riveting location point by microcomputer online recognition program.After having riveted, input displacement and piezometry data.Judgement
Whether displacement, rivet force and location point are qualified, are, data storage；It is no, alarm.It realizes automatic identification riveting location, quality, be
System failure, fault cues.Effectively evade because of hidden danger such as leakage riveting, missing inspection or the false retrievals that people's carelessness is brought.Various sensor installation knots
Structure is simple, easy for installation, can be used for the riveting monitoring of any types pulling rivet.The patent solve automatic identification riveting location and
Tentatively into functions such as line quality monitoring, the system failure, fault cues.But displacement detecting and its riveting data traceability etc. exist not
Foot.
Invention content
Intelligence riveting change system provided by the utility model, it is a kind of with riveting location, process peace the purpose is to provide
Comprehensive intelligent riveting equipment of the functions such as parameter, quality, failure, error message prompt, data traceability is filled, not only structure, peace
Dress is simple, moreover it can be used to which the riveting of various types rivet monitors.
The technical solution adopted in the utility model is as follows：
Intelligent riveting system, including hydraulic efficiency riveting tool, riveting location identifying system, riveting displacement detection system, riveting
Pressure detecting system and central processing system；It is characterized in that：
The hydraulic efficiency riveting tool includes riveting machine and hydraulic power unit；Riveting machine is used for rivet by being press-connected fixation
It is riveted part, hydraulic power unit is used to provide hydraulic efficiency riveting power to riveting machine；
The riveting location identifying system includes image collecting device, image information and biography for acquiring each riveting position
Give central processing system；
The riveting displacement detection system includes displacement detector, and rivet interlacement fixation quilt is squeezed for detecting riveting machine
Instant displacement data during riveting parts simultaneously sends central processing system to；
The riveting pressure detecting system includes pressure sensor, instant in riveting process for detecting hydraulic power unit
Riveting oil pressure pressure data simultaneously sends central processing system to；
The central processing system includes host computer；The image information line position of going forward side by side that host computer obtains image collecting device is set
Identification, coding and storage, form one-to-one riveting location data；Host computer obtains the instant position of riveting displacement detection system
Data are moved, formation as the instant displacement data of sequence and is stored using time shaft；Host computer obtain riveting pressure detecting system i.e.
When rivet oil pressure pressure data, formation as the instant pressure data of sequence and stored using time shaft；Host computer is by position data, position
Move data, oil pressure data record be using it is each riveting position as unit, with same time when riveting shift value and riveting pressure
It is worth corresponding real time data.
Institute's displacement sensing device is stay-supported, drains formula, laser type displacement sensor.
Institute's displacement sensing device can also be between hydraulic power unit oil return opening and riveting machine pressure oil flowline,
Or the flowmeter between hydraulic power unit oil outlet and riveting machine pressure oil oil inlet pipe；Riveting when flowmeter is for acquiring riveting
The flow signal of device flowline pressure oil or riveting machine oil inlet pipe pressure oil is connect, and flow signal data transmission to host computer is changed
It calculates and obtains riveting displacement data.The utility model preferably uses flowmeter to obtain displacement data structure, not using flowmeter mode
With the structure for changing riveting system, data stabilization, accurate, reliable is obtained, while can facilitate access applied to existing equipment transformation,
Without carrying out complicated transformation to existing clincher tool.
Described image harvester matches video acquisition using CCD industry pick-up lens, USB interface endoscope head or camera lens
The video lens of card, image collecting device are fixedly mounted on by mounting base in front of riveting machine oil cylinder external surface top position alignment
Position is riveted part, and signal wire is spread out of between hydraulic efficiency riveting tool rear end cap and locking catch through handle.
The central processing system by each of acquisition riveting position be unit, with the riveting shift value of same time and riveting
It connects the corresponding real time data of pressure value to be compared with standard codomain, is recorded as qualification in standard codomain, otherwise records
It is unqualified and send out prompt message.
Above-mentioned host computer, which obtains data and carries out comparing, uses active computer application technology.Position identification, coding
It is the application of conventional images identification technology with storage image, riveting location data and riveting oil pressure pressure data use sensor number
According to processing mode is obtained, flow meter data can get by fixed formula conversion, data compare using active computer apply than
Compared with can complete.
When the utility model application, after starting hydraulic efficiency riveting tool, image acquisition device device clicks through riveting location
Row is taken pictures, and data, which are passed in Intelligent pumping station host computer Image Acquisition analysis system, carries out analyzing processing, completes to riveting location point
Judgement；Hydraulic efficiency riveting tool piston and claw apply thrust to lantern ring to rivet application pulling force, oil cylinder and anvil component, make riveting
Relative displacement occurs for nail and lantern ring and fastens to be riveted part；Sensor acquisition riveting in riveting process on hydraulic efficiency riveting tool
The traffic pulse of displacement or pumping plant oil return opening is passed to Intelligent pumping station host computer and directly or indirectly calculates riveting displacement, pumping plant
Upper pressure sensor acquisition riveting force data, which is passed in host computer, calculates rivet force, obtain using each riveting position as unit,
Riveting shift value real time data corresponding with riveting pressure value and raw rivet force and riveting displacement relation when with same time is bent
Line compares and analyzes it with the standard qualification curve stored in system, and to complete the judgement of riveting quality, standard is qualified
Curve setting is standard codomain, is recorded as qualification in standard codomain, is otherwise recorded as unqualified and sends out prompt message.
The utility model advantageous effect：
1) the utility model is the automatic identification for realizing riveting location, adjusts installation parameter, in record riveting process
Parameter information, automatic detection judge the novel intelligent riveting equipment of riveting quality, error message prompt facility etc., effectively to advise
The security risk brought because people neglects is kept away.2) according to different riveting locations the characteristics of acquires the image of riveting location point, place
The image for managing actual acquisition carries out pattern-recognition or contrast characteristic using criteria for classification after extracting characteristics of image to feature
Library output category information identifies riveting location point.Station location marker information is outputed, can be further to carry out riveting quality monitoring to carry
For a kind of effective method.3) riveting of on-line monitoring pulling rivet may be implemented in displacement sensor or flowmeter and pressure sensor
Displacement and rivet force, and install very convenient.4) it is blind to cannot be only used for tension fracture type for the intelligence riveting equipment of the utility model exploitation
Rivet-type fastener, and the various types such as the Bobtail tension rivet of non-stretch broken, repeatable pulling rivet are can be also used for, to meet production
Product demand.5) use flowmeter can obtain more in real time riveting shift value, and can also simplify riveting machine structure and
Reduce the weight of riveting machine.
Description of the drawings
Fig. 1 intelligently rivets monitoring system main assembly schematic layout diagram；
Fig. 2 intelligently rivets monitoring method flow chart；
Fig. 3 hydraulic principle figures；
Fig. 4 monitoring method schematic diagrames.
In figure, 1 hydraulic efficiency riveting tool, 2 pulling rivets, 3 riveted platings, 4 displacement sensors, 5 pressure sensors, 6 camera apparatus,
7 hydraulic power units, 8 central processing systems, 9 alarms, 1.1 oil cylinders, 1.2 pistons, 1.3 anvils, 1.4 connector sleeves, 1.5 hydraulic efficiency rivetings
Tool pressure oil oil inlet, 2.1 rivets, 2.2 lantern rings, 2.1.1 rivets tail portion, 4.1 bracing wires, 4a displacement sensors electrical signal line,
5a pressure sensors electrical signal line, 5A punching axis pressure sensor, 5Aa punching axis pressure sensor signals line, 6a cameras
Device signal wire, B1 riveting curve upper thresholds curve, B2 riveting curve bottom thresholds curve, X1 qualifications riveting curve, X2 are not
Qualification riveting curve.
Specific implementation mode
The utility model is specifically described below by embodiment, embodiment is served only for carrying out the utility model
Further instruction should not be understood as the limitation to scope of protection of the utility model, and those skilled in the art is according to this practicality
Some nonessential modifications and adaptations that novel content is made also belong to the range of the utility model protection.
In conjunction with attached drawing.
Intelligent riveting system includes Intelligent pumping station, hydraulic efficiency riveting tool；After hydraulic efficiency riveting instrument start-up, image acquisition device dress
It sets and takes pictures to riveting location point, data are passed in Intelligent pumping station host computer Image Acquisition analysis system and carry out analyzing processing,
Complete the judgement to riveting location point；Hydraulic efficiency riveting tool piston and claw to rivet apply pulling force, oil cylinder and anvil component to
Lantern ring applies thrust, makes rivet and lantern ring that relative displacement occur and fasten to be riveted part；The hydraulic efficiency riveting tool in riveting process
On sensor acquisition riveting displacement or the traffic pulse of pumping plant oil return opening and oil inlet to be passed to Intelligent pumping station host computer straight
Connect or calculate indirectly riveting displacement, pressure sensor acquisition riveting force data, which is passed in host computer, on pumping plant calculates riveting
Power, power and displacement acquisition judge system to the qualified curve that is stored in rivet force and riveting displacement formation curve relationship and system into
Row comparative analysis, to complete the judgement of riveting quality.
The utility model further includes specifically：
1) the following intelligent riveting set of configuration：
Set following image acquisition device device on hydraulic efficiency riveting tool, including CCD industry cameras, USB interface endoscope,
Camera lens matches three kinds of modes of video frequency collection card：Video lens are fixedly mounted on hydraulic efficiency riveting tool oil cylinder outer surface top by mounting base
Portion position, video lens alignment front position are riveted part, and signal wire is between hydraulic efficiency riveting tool rear end cap and locking catch
It is spread out of through handle.
Following displacement sensor is set on hydraulic efficiency riveting tool or following flowmeter is set on Intelligent pumping station：Displacement sensor
Including stay-supported, draining formula, laser type displacement sensor the displacement signal of acquisition can be transmitted in host computer and directly calculate
It rivets displacement, bracing wire, pumping rod or pays Optical displacement sensor ontology and be fixed on the rear end oil cylinder of hydraulic efficiency riveting device, bracing wire or take out
Bar is fixed on hydraulic efficiency riveting device piston, pay installed on Optical displacement sensor ontology to piston emit infrared ray transmitter and connect
Device is received, displacement of the piston with respect to oil cylinder is detected and is in working condition rivet and set interannular relative displacement；Flowmeter is mounted on intelligence
It can be between pumping plant oil return opening and hydraulic efficiency riveting tool pressure oil flowline or mounted on Intelligent pumping station oil outlet and hydraulic efficiency riveting work
Between having pressure oil oil inlet pipe, the pulse letter of clincher tool flowline pressure oil and clincher tool oil inlet pipe when acquiring riveting every time
Number, signal data is transmitted to the numerical value that the conversion of Intelligent pumping station host computer obtains riveting displacement indirectly.
It is set such as lower pressure sensor on Intelligent pumping station：Intelligent pumping station oil outlet and hydraulic efficiency riveting tool pressure oil into
Pressure sensor is set between oil pipe, prepares threeway and connects hydraulic power unit oil outlet, hydraulic efficiency riveting tool hydraulic oil inlet pipe and pressure respectively
Force snesor oil pressure induction part, pressure sensor induction part acquisition riveting actual hydraulic data, extremely by the data transmission of acquisition
Calculate the numerical value of real-time rivet force in the upper machine power of Intelligent pumping station and displacement acquisition judgement system.
2) pulling rivet is installed in advance being riveted part unilateral or bilateral, and rivet is inserted on the claw of hydraulic efficiency riveting front tool
Afterwards, riveting switch, hydraulic efficiency riveting instrument start-up are pressed；
3) image acquisition device device carries out Image Acquisition, control time about 1s, and the image parameter of acquisition is transmitted to host computer,
By being compared with the weight vector and valve vector obtained in sample image parameter in line position recognizer, position identification is obtained
As a result, judge riveting location point.
4) after the completion of riveting, rivet force and position will be generated in the data transmission to host computer of the displacement of measurement and pressure correlation
Judgement is compared with the relation curve of displacement with nominal data rivet force in database in the relation curve of shifting.
5) whether host computer judgement rivet force and the relation curve of displacement are qualified, and qualification just stores data in memory,
It is unqualified, drive alarm signal an alert.
Following Image Acquisition identifying system is set on the utility model intelligence riveting system：Image Acquisition is to needing to judge position
Riveting point carry out the Image Acquisition of 360 ° of ranges, the image being collected is subjected to off-line training, and finds out each location point
Characteristics of image obtains weight vector and threshold values vector；Image recognition is to handle the image of actual acquisition, is extracting characteristics of image
Afterwards, the process of pattern-recognition or contrast characteristic library output category information is carried out to feature using criteria for classification.
Following riveting system is set on intelligent riveting system：Pressure oil enters oil cylinder from hydraulic efficiency riveting tool oil inlet when riveting
Piston rod chamber applies thrust, piston and claw to piston to be pushed away to rivet application pulling force, oil cylinder and anvil component to lantern ring application
Power makes rivet and lantern ring that relative displacement occur and fasten to be riveted part；When moving back riveting pressure oil from hydraulic efficiency riveting tool oil return opening into
Enter oil cylinder piston rodless cavity and thrust, piston and claw are applied to rivet application thrust, oil cylinder and anvil component and lantern ring to piston
It unclamps and completes to move back riveting.
It is set on intelligent riveting system as exerted oneself and displacement acquisition decision-making system：Existed using pressure sensor in riveting process
Hydraulic station oil outlet acquires pumping plant output pressure；When using flowmeter, in the oil return opening and oil outlet of hydraulic station, acquisition rivets in fact
The flow of hydraulic oil or using stay-supported, drain formula, laser type displacement sensor acquisition displacement data；It will be acquired by host computer
Hydraulic oil information be scaled displacement information and generate " riveting pressure-displacement " curve.By " maximum pressure " of riveting process,
Three parameters of " effectively riveting displacement ", " riveting pressure-displacement curve " compare with the nominal data in system, are judged with this
Riveting process quality.
Following hydraulic control system is set on intelligent riveting system：Hydraulic power unit passes through overflow valve, solenoid directional control valve, off-load
Normal riveting work is completed in the control of valve, pressure sensor and pressure switch.
In application, starting riveting button, pressure oil enters oil cylinder piston rod chamber from hydraulic efficiency riveting tool oil inlet for riveting
Thrust applied to piston, piston and claw to rivet apply pulling force, oil cylinder and anvil component apply thrust to lantern ring, make rivet and
Relative displacement occurs for lantern ring and fastens to be riveted part；When moving back riveting pressure oil from hydraulic efficiency riveting tool oil return opening enter oil cylinder piston without
Rod cavity applies thrust, piston and claw to piston and is unclamped with lantern ring to rivet application thrust, oil cylinder and anvil component and complete to move back riveting.
Pressure sensor exists in hydraulic station oil outlet acquisition hydraulic station station output pressure electric signal, flowmeter in riveting process
The oil return opening and oil outlet of hydraulic station acquire hydraulic fluid flow rate electric signal, are changed the hydraulic fluid flow rate electric signal of acquisition by host computer
It calculates as riveting displacement and generates " riveting pressure-displacement " curve.Host computer extracts " maximum pressure ", " the effective riveting of riveting process
Connect displacement ", " riveting pressure-displacement curve " three parameters nominal datas for being stored up with Installed System Memory compared, judged with this
Whether riveting process is qualified.
As shown in Figure 1.There is hydraulic efficiency riveting work in riveting system, 1, pulling rivet 2 (pulling rivet is made of rivet and lantern ring), quilt
Riveting parts 3 are riveted part mounting hole 3A, hydraulic power unit 7.After hydraulic efficiency riveting device starts, piston 1.2 is by claw 1.21 to rivet
2.1 apply back pull, and oil cylinder 1.1 applies forward thrust to lantern ring 2.2 by connector sleeve 1.4, anvil component 1.3, makes rivet and lantern ring
Relative displacement simultaneously will be riveted part 3 and fasten.
The utility model further includes following methods step：
1) the following riveting monitoring system of configuration
Set following image acquisition device device on hydraulic efficiency riveting tool, including CCD industry cameras, USB interface endoscope,
Camera lens matches three kinds of modes of video frequency collection card：Video lens are fixedly mounted on hydraulic efficiency riveting tool oil cylinder outer surface top by mounting base
Portion position, video lens alignment front position are riveted part, and signal wire is between hydraulic efficiency riveting tool rear end cap and locking catch
It is spread out of through handle.
Following displacement sensor is set on hydraulic efficiency riveting tool or following flowmeter is set on Intelligent pumping station：Displacement sensor
Including stay-supported, draining formula, laser type displacement sensor the displacement signal of acquisition can be transmitted in host computer and directly calculate
It rivets displacement, bracing wire, pumping rod or pays Optical displacement sensor ontology and be fixed on the rear end oil cylinder of hydraulic efficiency riveting device, bracing wire or take out
Bar is fixed on hydraulic efficiency riveting device piston, pay installed on Optical displacement sensor ontology to piston emit infrared ray transmitter and connect
Device is received, displacement of the piston with respect to oil cylinder is detected and is in working condition rivet and set interannular relative displacement；Flowmeter is mounted on intelligence
It can be between pumping plant oil return opening and hydraulic efficiency riveting tool pressure oil flowline or mounted on Intelligent pumping station oil outlet and hydraulic efficiency riveting work
Between having pressure oil oil inlet pipe, the pulse letter of clincher tool flowline pressure oil and clincher tool oil inlet pipe when acquiring riveting every time
Number, it is real-time that signal data is transmitted to hydraulic efficiency riveting tool cylinder rod chamber and rodless cavity when Intelligent pumping station host computer calculates riveting
The variation of hydraulic oil volume calculates riveting position according to the effective area of hydraulic efficiency riveting tool cylinder rod chamber and rodless cavity piston
The numerical value of shifting.
It is set such as lower pressure sensor on Intelligent pumping station：Intelligent pumping station oil outlet and hydraulic efficiency riveting tool pressure oil into
Pressure sensor is set between oil pipe, prepares threeway and connects hydraulic power unit oil outlet, hydraulic efficiency riveting tool hydraulic oil inlet pipe and pressure respectively
Force snesor oil pressure induction part, pressure sensor induction part acquisition riveting actual hydraulic data, extremely by the data transmission of acquisition
Calculate the numerical value of real-time rivet force in the upper machine power of Intelligent pumping station and displacement acquisition judgement system.
2) it pre-installs and rivets and start：Rivet is installed in advance in riveting parts unilateral or bilateral, before rivet is inserted into hydraulic efficiency riveting device
After holding on claw, riveting switch is pressed, the booting of hydraulic-pressure riveting instrument start-up, claw clamping lobe pulls back rivet, while anvil pushes away
Dynamic pulling rivet lantern ring moves forward and rivets fastening, and the hydraulic principle of entire riveting process is Fig. 3.
3) position identifies：Image acquisition device device control time is no more than 1s and carries out Image Acquisition, and the image of acquisition is led to
It crosses image acquisition device device electrical signal line and is transmitted to the processing of host computer processing system.After processor carries out image acquisition program, one
It is that will test image parameter to be passed in line position recognizer, second is that sample image parameter is input to off-line training program, incites somebody to action
The weight vector W and threshold values vector Q of acquisition are also entered into line position recognizer, through after line position recognizer, obtaining
Position recognition result exports riveting location identification information.
4) it rivets displacement and riveting pressure compares：The electric pressure signal that pressure sensor acquires is converted to digital signal to pass
It transports in host computer processing system, by the flow electric signal of flowmeter acquisition or position stay-supported, drains formula, laser type displacement sensing
The displacement data of device acquisition is transmitted in host computer processing system, is handled by host computer processing system, and " riveting pressure-is formed
Displacement " curve.By comparing in riveting process " maximum pressure ", " effective displacement " and " riveting pressure-displacement " curve be
Whether the nominal data of system storage, judgement riveting displacement and rivet force are qualified.
5) judgement is handled：Host computer judges whether displacement, rivet force and riveting location point are qualified, if qualified just store up data
It is stored in host computer reservoir, if otherwise unqualified, driving alarm signal an alert.
The characteristics of position identification is according to different riveting locations, acquires the image of riveting location point, handles actual acquisition
Image carries out pattern-recognition to feature using criteria for classification or contrast characteristic library output category is believed after extracting characteristics of image
Breath identifies riveting location point.The station location marker information of output.
As shown in figure 3, hydraulic power unit can work independently for two-way oil cylinder simultaneously, per road binders cylinder again for two cylinder efficients
(different road binders cylinder working modes are independent, and the working method of same road binders cylinder is interlocking)；Hydraulic power unit starts, on two-way oil pressure
It rises, oil circuit reaches overflow valve, solenoid directional control valve and unloading valve simultaneously；Oil circuit circuit is connected when unloading valve does not work returns to oil
Case；When unloading valve is to electricity work, oil circuit flows through cylinder circuit.Oil pressure passes through two position, three-way electromagnetic change valve, as YV1, YV2, YV3
When being powered, pressure oil flows into oil cylinder pushing piston by the access of YV2 and moves backward, when pressure is set more than pressure sensor
Pressure, YV1, YV2 power-off, pressure oil flow into oil cylinder pushing piston advances forward by the access of YV1；When return pressure is more than pressure
When power switch setting pressure, YV3 power-off, unloading valve powers off off-load；When oil circuit oil pressure is more than the oil pressure relief of overflow valve, overflow
Valve opens the access off-load with oil path in oil cylinder, and oil is made to be maintained at oil pressure relief value；When two oil circuit unloading valves power off, motor is disconnected
Electricity is simultaneously stopped.
As shown in figure 4, Fig. 4 is monitoring method schematic diagram, in figure, abscissa Y is that pressure refers to, and ordinate is shift value, B1
It is the standard codomain of standard qualification curve setting respectively with B2, X1 is qualified riveting data, and X2 is unqualified riveting data.
Claims (4)
1. intelligent riveting system, including hydraulic efficiency riveting tool, riveting location identifying system, riveting displacement detection system, riveting pressure
Force detection system and central processing system；It is characterized in that：
The hydraulic efficiency riveting tool includes riveting machine and hydraulic power unit；Riveting machine is used for rivet is fixed by riveting by being press-connected
Fitting, hydraulic power unit are used to provide hydraulic efficiency riveting power to riveting machine；
The riveting location identifying system includes image collecting device, and the image information for acquiring each riveting position is simultaneously sent to
Central processing system；
The riveting displacement detection system includes displacement detector, is riveted for detecting riveting machine extruding rivet interlacement fixation
Instant displacement data during part simultaneously sends central processing system to；
The riveting pressure detecting system includes pressure sensor, for detecting instant riveting of the hydraulic power unit in riveting process
Oil pressure pressure data simultaneously sends central processing system to；
The central processing system includes host computer；The image information line position of going forward side by side that host computer obtains image collecting device sets knowledge
, it does not encode and stores, form one-to-one riveting location data；Host computer obtains the instant displacement of riveting displacement detection system
Data, formation as the instant displacement data of sequence and are stored using time shaft；Host computer obtains the instant of riveting pressure detecting system
Oil pressure pressure data is riveted, formation as the instant pressure data of sequence and is stored using time shaft；Host computer is by position data, displacement
Data, oil pressure data record be using it is each riveting position as unit, with same time when riveting shift value and riveting pressure value
Corresponding real time data.
2. intelligence riveting system according to claim 1, it is characterised in that：Institute's displacement sensing device is stay-supported, takes out
Dry type, laser type displacement sensor.
3. intelligence riveting system according to claim 1, it is characterised in that：Institute's displacement sensing device includes being mounted on liquid
Between press pump station oil return opening and riveting machine pressure oil flowline, or it is mounted on hydraulic power unit oil outlet and riveting machine pressure oil oil inlet
Flowmeter between pipe；The stream of riveting machine flowline pressure oil or riveting machine oil inlet pipe pressure oil when flowmeter is used to acquire riveting
Signal is measured, and flow signal data transmission to host computer is converted and obtains riveting displacement data.
4. intelligence riveting system according to claim 1 or 2 or 3, it is characterised in that：Described image harvester uses
CCD industry pick-up lens, USB interface endoscope head or camera lens match video frequency collection card, and the video lens of image collecting device pass through
Mounting base is fixedly mounted on riveting machine oil cylinder external surface top position alignment front position and is riveted part, and signal wire is from hydraulic efficiency riveting
It is spread out of through handle between tool rear end cap and locking catch.
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| CN201820475980.4U CN208019356U (en) | 2018-04-04 | 2018-04-04 | intelligent riveting system |
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| CN201820475980.4U CN208019356U (en) | 2018-04-04 | 2018-04-04 | intelligent riveting system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296406A (en) * | 2018-04-04 | 2018-07-20 | 眉山中车紧固件科技有限公司 | Intelligent riveting system |
| CN111112539A (en) * | 2019-12-20 | 2020-05-08 | 珠海格力智能装备有限公司 | Control method and device of riveting equipment |
| CN111813047A (en) * | 2020-07-31 | 2020-10-23 | 西北工业大学 | Real-time monitoring system and method for robot automatic drilling and riveting operation state |
| EP4024150A4 (en) * | 2020-07-29 | 2023-10-11 | Jee Technology Co., Ltd. | Automatic determination method for quality state of self-piercing riveting process |
-
2018
- 2018-04-04 CN CN201820475980.4U patent/CN208019356U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296406A (en) * | 2018-04-04 | 2018-07-20 | 眉山中车紧固件科技有限公司 | Intelligent riveting system |
| WO2019192146A1 (en) * | 2018-04-04 | 2019-10-10 | 眉山中车紧固件科技有限公司 | Intelligent riveting system |
| CN111112539A (en) * | 2019-12-20 | 2020-05-08 | 珠海格力智能装备有限公司 | Control method and device of riveting equipment |
| CN111112539B (en) * | 2019-12-20 | 2021-07-27 | 珠海格力智能装备有限公司 | Control method and device of riveting equipment |
| EP4024150A4 (en) * | 2020-07-29 | 2023-10-11 | Jee Technology Co., Ltd. | Automatic determination method for quality state of self-piercing riveting process |
| CN111813047A (en) * | 2020-07-31 | 2020-10-23 | 西北工业大学 | Real-time monitoring system and method for robot automatic drilling and riveting operation state |
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