CN108637460A - For the control system of agitating friction weldering, control method and agitating friction weldering system - Google Patents
For the control system of agitating friction weldering, control method and agitating friction weldering system Download PDFInfo
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- CN108637460A CN108637460A CN201810497625.1A CN201810497625A CN108637460A CN 108637460 A CN108637460 A CN 108637460A CN 201810497625 A CN201810497625 A CN 201810497625A CN 108637460 A CN108637460 A CN 108637460A
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- detection device
- agitating friction
- distance detection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
- B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
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- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The embodiment of the present invention provides a kind of for the control system of agitating friction weldering, control method and agitating friction weldering system, belongs to welding technology field.The control system for agitating friction weldering includes：Distance detection device is mounted on the front of agitating friction soldering set machining direction, for detecting the distance between the distance detection device and workpiece planarization；And control device, for according to the distance between the distance detection device of detection and workpiece planarization, adjusting the height of the shaft shoulder.By technical solution provided by the present application, out-of-flatness workpiece, curve surface work pieces and thin plate etc. can be processed automatically, and weldquality is high, moreover it is possible to improve processing efficiency.For existing process equipment, technical solution using the present invention can mitigate weight of equipment and volume, reduce cost significantly.
Description
Technical field
The present invention relates to welding technology fields, more particularly to a kind of control system, controlling party for agitating friction weldering
Method and agitating friction weldering system.
Background technology
During carrying out welding job using agitating friction welding technology, the volume under pressure of the shaft shoulder directly affects weld metal zone
With the welding quality of transition region, and the variation of the size of axial compressive force and power of motor is closely related with the volume under pressure of the shaft shoulder.
Existing agitating friction soldering equipment be all by the way of controlling axial compressive force, by set machine spindle speed,
The parameters such as feed (feeding) speed, volume under pressure carry out welding processing.But welded piece surface is during welding processing, it is possible
Because buckling deformations or welded piece sheet occur for material homogeneity, mechanical performance consistency, a series of natural causes such as expand with heat and contract with cold
There are high low defects for body, and the volume under pressure of the shaft shoulder is caused to change, and then influence welding quality.For example, in the welding process, walking
Workpiece in front of knife direction has upturned deformation, and the cutting line set originally can then cause the depth of weld to increase as straight line
Add, may make main shaft overload even torque is too big and emergency stop, stirring-head go deep into weld seam, axonometer can be caused directly to push up chopping block and roll over
It is disconnected；If workpiece has the deformation of downsagging, lathe to be processed according to the straight line cutting line set originally, then stirring-head can be caused outstanding
Sky causes weld seam loose, raceway groove, welding failure occurs.Therefore, workpiece process is being carried out using agitating friction welding technology
In, the relative altitude of the height and workpiece that ensure stirring-head is even more important.
Present inventor has found that the prior art is to recycle stirring-head to be processed, still by just-ahead-of-time compilation program
The height of stirring-head can not be adjusted.For example, when processing out-of-flatness or curve surface work pieces, if workpiece is in the presence of apparent raised, recessed
It or when raceway groove, can only weld paragraph by paragraph, adjust the height of stirring-head manually, but working efficiency in this way is very low, processing
Equipment volume is big, heavy, of high cost, and can not implement weld job in the smaller occasion in certain spaces.
Invention content
The purpose of the embodiment of the present invention be to provide it is a kind of for the control system of agitating friction weldering, for agitating friction weldering
Control method and agitating friction weldering system, for one or more of above-mentioned technical problem.
To achieve the goals above, the embodiment of the present invention provides a kind of control system for agitating friction weldering, the control
System includes：Distance detection device is mounted on the front of agitating friction soldering set machining direction, for detecting the distance detection dress
Set the distance between workpiece planarization；And control device, for the distance detection device and workpiece planarization according to detection
The distance between, adjust the height of the shaft shoulder.
Optionally, the control device is adjusted according to the distance between the distance detection device of detection and workpiece planarization
The height of bearing shoulder includes：When changing at a distance from the distance detection device detected is between workpiece planarization, prolong
When one preset time after adjust the height of the shaft shoulder.
Optionally, the control device includes：Processing module and servo motor, wherein the processing module is used for basis
The distance between the distance detection device detected and workpiece planarization control the servo motor, and pass through servo electricity
Machine drives the agitating friction soldering set action to adjust the height of the shaft shoulder.
Optionally, which further includes presser feet, lifting module, and the presser feet is mounted on agitating friction soldering set feed side
To front, the lifting module includes guide rail and sliding block, and the guide rail is mounted on the pedestal of the servo motor, the pressure
Foot is fixedly mounted on the sliding block, and is in contact with workpiece surface holding, and is moved with workpiece surface height change
And the sliding block is driven to be moved on the guide rail, the distance detection device is contact distance detection device, the contact
The mobile terminal of formula distance detection device is connected with the sliding block.
Optionally, the distance detection device is digital display meter, laser sensor or capacitance type sensor.
Correspondingly, the embodiment of the present invention additionally provides a kind of control method for agitating friction weldering, the control method packet
It includes：The distance between detecting distance detection device and workpiece planarization；And the distance detection device and workpiece according to detection
The distance between plane adjusts the height of the shaft shoulder.
Optionally, described according to the distance between the distance detection device of detection and workpiece planarization, adjust the shaft shoulder
Highly include：When changing at a distance from the distance detection device detected is between workpiece planarization, delay one is default
The height of the shaft shoulder is adjusted after time.
Optionally, described according to the distance between the distance detection device of detection and workpiece planarization, adjust the shaft shoulder
Highly include：According to the distance between the distance detection device and workpiece planarization detected control servomotor, and pass through
The servo motor driving agitating friction soldering set action is to adjust the height of the shaft shoulder.
Correspondingly, the embodiment of the present invention additionally provides a kind of agitating friction weldering system, which includes stirring
It mixes friction soldering set and any one of them is used for the control system of agitating friction weldering among the above.
Correspondingly, the embodiment of the present invention additionally provides a kind of machine readable storage medium, on the machine readable storage medium
It is stored with instruction, the instruction is for so that machine executes the application control of any one of them for agitating friction weldering among the above
Method.
Technical solution provided in an embodiment of the present invention detects the situation of change of workpiece planarization by distance detection device, and
According to the situation of change of the workpiece planarization detected, the height of the shaft shoulder is adjusted in real time, to ensure in the constant situation of shaft shoulder volume under pressure
Under, there is best welding quality.Also, technical solution provided in an embodiment of the present invention by adjusting the height of the shaft shoulder, and is protected
It holds that shaft shoulder volume under pressure is constant, the workpiece that cannot implement agitating friction weldering operation before curved surface welding, plate sheet welding etc. can be completed.
The other feature and advantage of the embodiment of the present invention will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is further understood to the embodiment of the present invention for providing, an and part for constitution instruction, under
The specific implementation mode in face is used to explain the embodiment of the present invention together, but does not constitute the limitation to the embodiment of the present invention.Attached
In figure：
Fig. 1 is the structural schematic diagram for the control system for agitating friction weldering that one embodiment of the invention provides；
Fig. 2A is the operating diagram for the agitating friction weldering system that one embodiment of the invention provides；
Fig. 2 B are the operating diagrams for the agitating friction weldering system that one embodiment of the invention provides；
Fig. 2 C are the operating diagrams for the agitating friction weldering system that one embodiment of the invention provides；
Fig. 3 is the structural schematic diagram for the agitating friction weldering system that one embodiment of the invention provides；
Fig. 4 is the flow chart for the control method for agitating friction weldering that one embodiment of the invention provides.
Reference sign
1 distance detection device, 2 control device
3 main shaft, 4 shaft shoulder
5 mixing needle, 6 servo motor
7 amplifier, 8 workpiece
9 presser feet, 10 guide rail
11 sliding block, 12 contact distance detection device
13 mobile terminals
Specific implementation mode
The specific implementation mode of the embodiment of the present invention is described in detail below in conjunction with attached drawing.It should be understood that this
The described specific implementation mode in place is merely to illustrate and explain the present invention embodiment, is not intended to restrict the invention implementation.
Fig. 1 is the structural schematic diagram for the control system for agitating friction weldering that one embodiment of the invention provides.Such as Fig. 1 institutes
Show, which includes distance detection device 1 and control device 2.Distance detection device 1 is mounted on
The front of agitating friction soldering set machining direction is used for the distance between detecting distance detection device 1 and workpiece planarization, control device
2 for according to the distance between the distance detection device 1 and workpiece planarization detected, adjusting the height of the shaft shoulder.
Wherein, the agitating friction soldering set includes main shaft, stirring-head and mixing needle, and main shaft, stirring-head and mixing needle
Between be fixedly connected.During carrying out welding job, stirring-head and mixing needle are inserted into the weld seam of workpiece agitating friction soldering set,
It is default that the shaft shoulder (step surface of stirring-head is located at the junction of stirring-head and mixing needle) of stirring-head is inserted into workpiece one
Depth (depth is typically minimum) while stirring-head high speed rotation, is relatively moved along the seam crossing and workpiece of workpiece.It stirs
It mixes head and mixing needle is inserted into workpiece and is rubbed and stirred, the shaft shoulder generates frictional heat with workpiece surface friction, so that workpiece
Strong pyroplastic deformation occurs, and then forms weld seam.
Optionally, control device 2 includes processing module and servo motor.The processing module be used for according to detected away from
The action of agitating friction soldering set is driven from the distance between detection device and workpiece planarization control servomotor, and by servo motor
To adjust the height of the shaft shoulder, so that when workpiece surface height changes, it is able to maintain that between the shaft shoulder and workpiece surface
Relative altitude is constant.
Optionally, which further includes amplifier, is connected with distance detection device 1, for will be filled apart from detection
It is input to processing module after setting the signal suitably amplification that 1 sends out.
In practical work process, it is contemplated that distance detection device has this problem of a distance with shaft shoulder position, controls
When processing module in device 2 can also change at a distance from distance detection device is between workpiece planarization, delay one is pre-
If adjusting the height of the shaft shoulder after the time.Wherein, the specific duration of the delay time by staff according to real work situation
Sets itself, under normal circumstances, staff mainly consider this factor of feeding speed.
In addition, it is also contemplated that the control system provided in an embodiment of the present invention for agitating friction weldering is connect by servo motor
It collects mail number, control shaft shoulder adjustment height etc. needs some response times in the courses of work, the feeding speed of friction stir welding tools
The problems such as influence, distance detection device 1 detect workpiece surface height occur step variation when, the height of the shaft shoulder cannot be straight
Great-jump-forward variation is given birth in sending and receiving, is needed along certain slope feed, i.e., the height adjustment of the described shaft shoulder needs a process (can be with
This process is referred to as gentle transition process), it finally reaches and is welded in the state that shaft shoulder volume under pressure is constant.
During gentle transition, the angle on slope is affected by many factors, and including but not limited to the example above is multiple
Factor.And the angle on the slope is determined by control device 1 according to real work situation.
In addition, when carrying out gentle transition process, considers power, the torque of machine tool chief axis, answered in this course of work
The appropriate adjustment speed of mainshaft.
Optionally, the distance detection device 1 can be the contacts distance detection devices such as digital display meter, or laser
The contactless distance detection device such as sensor or capacitance type sensor.
Wherein, in the case where the distance detection device 1 is contact distance detection device, it can make the contact
Formula distance detection device is in direct contact with workpiece surface, can also be added between contact distance detection device and workpiece among
Medium, the contact distance detection device determine workpiece table according to the change in location situation between intermediate medium and workpiece surface
The height change situation in face.
Optionally, the signal for the related workpiece surface height change that distance detection device is sent may be had by workpiece planarization
The factors such as chip, shrinkage pool influence and kick occur, therefore in signal transduction process, can use filter will be micro- in circuit
Small high-frequency signal filters out, to improve the reliability of signal.
Control system provided in an embodiment of the present invention for agitating friction weldering, during the work time, according to what is detected
The distance between distance detection device and workpiece surface situation of change adjust the height of the shaft shoulder, can ensure the shaft shoulder and workpiece
In the case that the volume under pressure of relative altitude and the shaft shoulder between surface is constant so that welding process can keep always good weldering
Technological parameter is connect, best welding quality is obtained.
The embodiment of the present invention additionally provides a kind of agitating friction weldering system, and the agitating friction weldering system includes agitating friction
Soldering set and among the above any one of them are used for the control system of agitating friction weldering.
The course of work of agitating friction weldering system provided in an embodiment of the present invention is now explained by taking Fig. 2A, 2B, 2C as an example.Figure
2A, 2B and 2C are the operating diagram of agitating friction weldering system provided in an embodiment of the present invention in varied situations.
Fig. 2A is operating diagram of the agitating friction weldering system in the smooth place's processing of workpiece.As shown in Figure 2 A, agitating friction
Soldering set includes main shaft 3, stirring-head and mixing needle 5, and stirring-head includes the shaft shoulder 4 of stirring-head, and main shaft 3, stirring-head and mixing needle 5
It is fixedly connected.Arrow direction is the machining direction of agitating friction soldering set, at this time agitating friction soldering set feed to the right in figure.Due to away from
From the front that detection device should be mounted on agitating friction soldering set machining direction, therefore the distance detection device 1 in Fig. 2A is mounted on
The right side of main shaft 3.The distance between distance detection device 1 that distance detection device 1 is detected and workpiece planarization 8 information are by believing
It is input to processing module (not shown) after number amplifier 7, then by processing module control servomotor 6 to adjust the height of the shaft shoulder
Degree.
In addition, before carrying out welding job using agitating friction soldering set, it is pre- according to welding conditions and workpiece in lathe
If the due lower pressure of the shaft shoulder, main shaft 3 falls mixing needle 5 according to preset shaft shoulder volume under pressure, while the shaft shoulder 4 can also be inserted into workpiece
8 to certain depth, then to the front feed of weld seam (agitating friction soldering set shown in Fig. 2A is side direction feed to the right).Cause
This, it is understood that it is that the shaft shoulder has at initial position there are one starting altitude.
Therefore, when friction stir welding tools are in initial position, the starting of the pre-recorded shaft shoulder of control device 24
Height and the distance between current distance detection device 1 and workpiece planarization.
Furthermore, it is contemplated that in the case of the thickness distribution of workpiece entirety, before processing, it should which setting is in the shaft shoulder 4 can
When the minimum constructive height of adjustment, ensure that mixing needle 5 will not be too deep gos deep into weld seam, mixing needle top occurs and is broken off to chopping block
Failure.
Fig. 2 B are operating diagram of the agitating friction weldering system when detecting that workpiece planarization height changes.Such as Fig. 2 B
It is shown, when the apparent height of workpiece 8 changes, the distance between workpiece surface 8 and distance detection device 1 also corresponding hair
Variation has been given birth to, therefore, when distance detection device 1 changes at a distance from detecting it between 8 surface of workpiece, will have been detected
Its distance between with 8 surface of workpiece, variable signal is sent to processing module after the amplification of amplifier 7, processing module according to away from
Height change from the distance between surface of detection device 1 and workpiece 8, the starting altitude of the shaft shoulder 4 and the shaft shoulder 4, which records, to be controlled
Servo motor 6 processed adjusts the height of the shaft shoulder 4, in the case where maintaining shaft shoulder volume under pressure constant, to ensure the shaft shoulder 4 and 8 table of workpiece
The relative altitude in face is constant.
Due to there is a fixed range between distance detection device 1 and main shaft 3, so processing module is receiving distance detection
When the distance between device 1 and 8 surface of workpiece variable signal, after the preset time that is delayed, then related control servomotor 6 is sent out
Adjust the signal of the height of the shaft shoulder 4.
In addition, when step variation occurs for the surface of workpiece 8, the table of itself and workpiece 8 that distance detection device 1 is detected
Height between face is the numerical value of a jump, but affected by many factors in the course of work, and the height of the shaft shoulder 4 cannot occur
Great-jump-forward changes, and therefore, agitating friction soldering set can be along certain slope feed, and forming one has the oblique of certain angle of inclination
The weld seam of slope formula.
Fig. 2 C are the operating diagrams that agitating friction weldering system enters clear area behind working depth variation zone.Such as Fig. 2 C
Shown, agitating friction soldering set reenters clear area behind workpiece height variation zone, for agitating friction weldering system
Under effect, the shaft shoulder 4 and the relative altitude on 8 surface of workpiece remain unchanged.And it proves by actual tests, is pushed keeping the shaft shoulder
Measure it is constant in the case of, adjust the height of the shaft shoulder, the weld seam of high quality can be obtained.
Optionally, the rotating speed of main shaft can also be finely tuned according to the needs of real work situation.
Measured using contact distance detection device its between workpiece surface at a distance from when, for improve accuracy of detection,
The frictional force between contact distance detection device and workpiece surface should be reduced as far as possible, ensure that contact distance detection fills
Workpiece surface can accurately be tracked by setting, and during feed, also should ensure that the mobile terminal of distance detection device only in the axial direction
Movement, and cannot be swung left and right.In addition, be directly in contact with workpiece surface in the mobile terminal of contact distance detection device, and
With agitating friction soldering set feed, the loss of the mobile terminal of contact distance detection device is very big, increased cost.Thus.
Intermediate medium can be added between contact distance detection device and workpiece, by according between intermediate medium and workpiece surface
Change in location situation determine the height change situation of workpiece surface.
Fig. 3 is the structural schematic diagram for the agitating friction weldering system that one embodiment of the invention provides.As shown in Figure 3 comprising
Agitating friction soldering set, workpiece 8, presser feet 9, guide rail 10, sliding block 11 and contact distance detection device 12.
Specifically, presser feet 9 is mounted on the front of agitating friction soldering set machining direction, and the table of one end of presser feet 9 and workpiece 8
Face is in contact, and the other end is connected with sliding block 11；Guide rail 10 is mounted on (not shown) on servo motor, and sliding block 11 is mounted on
On guide rail 10；The mobile terminal 13 of contact distance detection device 12 is in contact with sliding block 11.
Optionally, guide rail 10 can also be fixedly mounted at other positions.As long as ensureing, workpiece welding process is being carried out
In, the change in location of the sliding block 11 on guide rail 10 is only influenced by the height change of 9 place workpiece planarization of presser feet, and is led
Rail 10 should maintain fixed range between main shaft 3.
Wherein, the axially feed together with agitating friction soldering set of presser feet 9, and it is walked mounted on agitating friction soldering set
The front in knife direction.When one end that presser feet 9 is in contact with 8 surface of workpiece detects that height change occurs for workpiece 8, with sliding block
11 other ends being connected can be moved up and down with movable slider 11 on guide rail 10.While sliding block 11 moves, contact distance
The mobile terminal 13 of detection device 12 is driven movement, you can detects the situation of change on 8 surface of workpiece.
Wherein, since presser feet 9 is mounted on the front of agitating friction soldering set machining direction, contact distance detection fills
Setting 12 position can voluntarily install according to real work situation, be no longer limited to mounted on agitating friction soldering set machining direction
Front.
Optionally, the contact distance detection device can be digital display meter.With presser feet 9, digital display meter
Idler wheel can be connected with sliding block, presser feet moves with workpiece surface height change and the sliding block is driven to move, digital display meter
The displacement of sliding block is detected to detect the height change situation of workpiece surface.In addition, since the mobile terminal of digital display meter is rolling
Wheel is lost if being directly in contact with workpiece surface less, so it can be directly installed on agitating friction soldering set machining direction
Front, do not need presser feet, sliding block and guide rail as intermediate medium.
This embodiment of the invention provide agitating friction weldering system in distance detection device by linear rolling track come
The height change situation for determining workpiece surface, can effectively reduce the loss of the mobile terminal of distance detection device, it is effectively save at
This.
Fig. 4 is the flow chart for the control method for agitating friction weldering that one embodiment of the invention provides.As shown in figure 4,
This method includes：The distance between detecting distance detection device and workpiece planarization；And according to the distance detection device of detection with
The distance between workpiece planarization adjusts the height of the shaft shoulder.
Due to having a distance between distance detection device and agitating friction soldering set, this method further includes：It is being examined
When the distance between the distance detection device of survey and workpiece planarization change, the shaft shoulder is adjusted after the preset time that is delayed
Highly.
Wherein, the preset time can be by staff according to actual conditions sets itself.
In addition, the control method provided in an embodiment of the present invention for agitating friction weldering, further includes：According to detected away from
It works from the distance between detection device and workpiece planarization control servomotor, drives agitating friction soldering set dynamic by servo motor
Make to adjust the height of the shaft shoulder.
Detail in relation to the above-mentioned control method for agitating friction weldering provided by the invention and benefit, see
The description for above-mentioned control system and agitating friction weldering system for agitating friction weldering provided by the invention is stated, not in this
It repeats again.
Correspondingly, the embodiment of the present invention additionally provides a kind of machine readable storage medium, on the machine readable storage medium
It is stored with instruction, the instruction is for so that machine executes the control method that any one of them among the above is used for agitating friction weldering.
The optional embodiment of the embodiment of the present invention is described in detail above in association with attached drawing, still, the embodiment of the present invention is simultaneously
The detail being not limited in the above embodiment can be to of the invention real in the range of the technology design of the embodiment of the present invention
The technical solution for applying example carries out a variety of simple variants, these simple variants belong to the protection domain of the embodiment of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the embodiment of the present invention pair
Various combinations of possible ways no longer separately illustrate.
It will be appreciated by those skilled in the art that it is that can pass through to implement the method for the above embodiments
Program is completed to instruct relevant hardware, which is stored in a storage medium, including some instructions are used so that single
Piece machine, chip or processor (processor) execute all or part of step of each embodiment the method for the application.And it is preceding
The storage medium stated includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory
The various media that can store program code such as (RAM, Random Access Memory), magnetic disc or CD.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the embodiment of the present invention, as long as it is not
The thought of the embodiment of the present invention is violated, disclosure of that of the embodiment of the present invention is equally should be considered as.
Claims (10)
1. a kind of control system for agitating friction weldering, which is characterized in that the control system includes：
Distance detection device, be mounted on agitating friction soldering set machining direction front, for detect the distance detection device with
The distance between workpiece planarization；And
Control device, for according to the distance between the distance detection device of detection and workpiece planarization, adjusting the height of the shaft shoulder
Degree.
2. control system according to claim 1, which is characterized in that the control device is examined according to the distance of detection
The distance between device and workpiece planarization are surveyed, the height for adjusting the shaft shoulder includes：In the distance detection device and work detected
When the distance between part plane changes, the height of the shaft shoulder is adjusted after the preset time that is delayed.
3. control system according to claim 1, which is characterized in that the control device includes：Processing module and servo
Motor,
Wherein, the processing module is used to be controlled according to the distance between described distance detection device and workpiece planarization detected
The servo motor, and drive the agitating friction soldering set action to adjust the height of the shaft shoulder by the servo motor.
4. control system according to claim 3, which is characterized in that the system further includes presser feet, lifting module, the pressure
Foot is mounted on the front of the agitating friction soldering set machining direction, and the lifting module includes guide rail and sliding block, the guide rail peace
On the pedestal of the servo motor, the presser feet is fixedly mounted on the sliding block, and keeps phase with the workpiece surface
Contact, and moved with workpiece surface height change and the sliding block is driven to be moved on the guide rail,
The distance detection device be contact distance detection device, the mobile terminal of the contact distance detection device with it is described
Sliding block is connected.
5. control system according to claim 1, which is characterized in that the distance detection device is digital display meter, laser
Sensor or capacitance type sensor.
6. a kind of control method for agitating friction weldering, which is characterized in that the control method includes：
The distance between detecting distance detection device and workpiece planarization；And
According to the distance between the distance detection device of detection and workpiece planarization, the height of the shaft shoulder is adjusted.
7. control method according to claim 6, which is characterized in that the distance detection device according to detection with
The distance between workpiece planarization, the height for adjusting the shaft shoulder include：The distance detection device that is detected and workpiece planarization it
Between distance when changing, the height of the shaft shoulder is adjusted after the preset time that is delayed.
8. control method according to claim 6, which is characterized in that the distance detection device according to detection with
The distance between workpiece planarization, the height for adjusting the shaft shoulder include：According to the distance detection device and workpiece planarization detected
The distance between control servomotor, and by the servo motor drive agitating friction soldering set action to adjust the shaft shoulder
Highly.
9. a kind of agitating friction weldering system, which is characterized in that the agitating friction weldering system includes agitating friction soldering set and right
It is required that the control system for agitating friction weldering described in any one of 1-5.
10. a kind of machine readable storage medium, it is stored with instruction on the machine readable storage medium, the instruction is for so that machine
Execute the control method for agitating friction weldering described in any one of the application the claims 6-8.
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| CN109865932A (en) * | 2018-12-06 | 2019-06-11 | 上海赛科利汽车模具技术应用有限公司 | Friction Stir Welding device and method |
| CN111136037A (en) * | 2019-12-25 | 2020-05-12 | 张健 | Equipment metal surface contactless clearance control device |
| CN111496370A (en) * | 2019-01-31 | 2020-08-07 | 南京理工大学 | Automatic sensing and control method suitable for friction stir welding track of angle joint |
| CN111545891A (en) * | 2020-04-14 | 2020-08-18 | 首都航天机械有限公司 | Hydraulically-driven constant-pressure constant-displacement friction stir welding spindle unit |
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| CN109865932B (en) * | 2018-12-06 | 2021-08-17 | 上海赛科利汽车模具技术应用有限公司 | Friction stir welding device and method |
| CN109623134A (en) * | 2019-01-29 | 2019-04-16 | 哈尔滨焊接研究院有限公司 | Position control mode and the interactive axial rub welder of force control mode and friction-welding technique |
| CN109623134B (en) * | 2019-01-29 | 2023-12-29 | 中国机械总院集团哈尔滨焊接研究所有限公司 | Axial friction welding device with interaction of position control mode and force control mode and friction welding process |
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| WO2021022629A1 (en) * | 2019-08-02 | 2021-02-11 | 深圳市越疆科技有限公司 | Housing, housing module and mechanical arm of mechanical equipment, and robot |
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| CN111545891A (en) * | 2020-04-14 | 2020-08-18 | 首都航天机械有限公司 | Hydraulically-driven constant-pressure constant-displacement friction stir welding spindle unit |
| CN113787252A (en) * | 2021-10-12 | 2021-12-14 | 广东鸿特精密技术（台山）有限公司 | Friction welding joint device, welding equipment and using method |
| CN114951959A (en) * | 2022-07-04 | 2022-08-30 | 河北科技大学 | Friction stir welding tool |
| CN115302072A (en) * | 2022-09-15 | 2022-11-08 | 中国航空制造技术研究院 | Backfill type friction stir spot welding method and device based on displacement feedback control |
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Application publication date: 20181012 |