CN108882496A - For the positioning system and its localization method for changing target drone structure of accelerator - Google Patents
For the positioning system and its localization method for changing target drone structure of accelerator Download PDFInfo
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- CN108882496A CN108882496A CN201810692074.4A CN201810692074A CN108882496A CN 108882496 A CN108882496 A CN 108882496A CN 201810692074 A CN201810692074 A CN 201810692074A CN 108882496 A CN108882496 A CN 108882496A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H13/00—Magnetic resonance accelerators; Cyclotrons
- H05H13/005—Cyclotrons
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Abstract
The invention discloses a kind of positioning system and its localization method for changing target drone structure for accelerator, be related to accelerator changes target technology field, including:Gate valve, the target disc being arranged in the vacuum chamber of accelerator, target bar, linear drive apparatus and the rotation drive device being arranged in outside the vacuum chamber；The gate valve is located at the one end of vacuum chamber；The target disc includes target disc disk body, the target disc disk body is connect with rotation drive device, the round wall surface of one of the target disc disk body or a fan-shaped wall surface are equipped with the V-groove of protrusion, the quantity of the V-groove is several, circumferentially uniform ring is provided with slot in a side wall in the V-groove around being distributed on the circle wall surface or the sector wall surface to the V-groove；The target bar is connect with linear drive apparatus.And by optoelectronic switch and its connected controller, the accurate positioning for target bar and discoid target disc is realized.
Description
Technical field
The present invention relates to target technology field is changed for accelerator, target drone structure is changed for accelerator more particularly, to a kind of
Positioning system and its localization method, especially a kind of removing for 100MeV cyclotron, which is drawn, rotatably changes target drone structure
System and its accurate positioning method.
Background technique
Cyclotron, English：Cyclotron, it is so that charged particle is made circumnutation jointly using magnetic field and electric field,
The device accelerated repeatedly through high-frequency electric field during exercise.It is the important instrument in high-energy physics.
Especially because bevatron, especially 100MeV cyclotron have, small in size, mean flow is powerful,
Line is continuous, can accelerate the characteristics of a variety of particles, is widely used in the fields such as physical study, aerospace, biomedicine.
For example, proton beam can simulate the radiation environment of the outer space, can be used as space flight single particle effect and the anti-radiation detection of instrument has
The ionic radius of efficacious prescriptions method, heavy ion beam has alternative, may be utilized in fabricating nuclear pore.Bevatron device is main
It is made of accelerator and a series of beam transfer component.
And bevatron, especially 100MeV cyclotron are the stripping films being arranged in vacuum chamber by it
Accelerating the negative hydrogen particle drawn to peel off two electronics, proton is become with this, the mode in vacuum chamber is arranged in stripping film
It is：It is provided with discoid target disc in vacuum chamber, slot is provided on discoid target disc, then discoid target disc is turned to
Position of the slot towards target bar is moved the target pole face for being equipped with the target piece for being connected to stripping film against slot again after the completion of positioning
It is dynamic, until the target piece for being connected to stripping film is inserted into slot, stripping film can be thus arranged in vacuum chamber, with to be done
Accelerate the negative hydrogen particle drawn to peel off two electronics, proton is become with this.
But the target bar and discoid target disc as sports equipment need precise positioning, can realize that handle is connected to stripping film
Target piece be inserted into slot, the motion process of target bar and discoid target disc additionally as sports equipment is such a in vacuum chamber
In relatively hidden space, it is not easy to observe its motion process, is easy biggish deviation, is usually unable to reach and is accurately positioned to
It asks.Just the position fixing process of the target bar of such as 100MeV bevatron and discoid target disc, traditional way are to pass through use
Data obtained by electronic ruler to detect the displacement of target bar are inserted into the target piece for being connected to stripping film to judge whether target bar runs to
Position in slot is determined the accuracy of the position for the target piece insertion slot for being connected to stripping film with this, is specifically exactly
The deviation range whether difference obtained after the voltage and given voltage that electronic ruler is fed back to are subtracted each other falls in the permission of setting is come
It determines the accuracy of the position of the target piece insertion slot of stripping film, but since target disc rotates existing machine error, is difficult to accomplish
Precise positioning is unable to satisfy requirement.In view of the above method there are the shortcomings that, need a kind of essence for target bar and discoid target disc
True localization method.
Summary of the invention
In view of the above technical problems, the purpose of the present invention is to provide a kind of positioning systems for changing target drone structure for accelerator
System and its localization method are realized by optoelectronic switch and its connected controller for the accurate of target bar and discoid target disc
Positioning.
To achieve the above object, the present invention provides following technical solutions：It is a kind of to change determining for target drone structure for accelerator
Position system, including:Gate valve, the target disc being arranged in the vacuum chamber of accelerator, target bar, the straight line being arranged in outside the vacuum chamber
Driving device and rotation drive device；
The gate valve is located at the one end of vacuum chamber；
The target disc includes target disc disk body, and the target disc disk body is connect with rotation drive device, and the one of the target disc disk body
A circle wall surface or a fan-shaped wall surface are equipped with the V-groove of protrusion, and the quantity of the V-groove is several, the V-groove edge
Circumferential uniform ring is provided with slot in a side wall in the V-groove around being distributed on the circle wall surface or the sector wall surface；
The target bar is connect with linear drive apparatus；
It further include positioning device, the positioning device is used to slot be gone to the target bar can be being connected to stripping film
The position that target piece is properly inserted.
By using above-mentioned technical proposal, slot can be used to go to the target bar by the positioning device can be
It is connected to the position that the target piece of stripping film is properly inserted, realize the accurate positioning for target bar and discoid target disc.
The present invention is further arranged to：The positioning device includes location hole, optoelectronic switch, controller and displacement sensing
Device；
The location hole is on the round wall surface or fan-shaped wall surface of the target disc disk body described in the part in the V-groove
The through hole being provided with；
The optoelectronic switch includes transmitting terminal and the receiving end of optical axis face setting, and the receiving end and the controller connect
It connects, the receiving end is arranged in the vacuum chamber, and the transmitting terminal is arranged outside the vacuum chamber, at the target disc disk body
Between the transmitting terminal and receiving end, rotated to the optical axis in sustained height in the location hole, the transmitting terminal
The light launched can through the location hole and be received by the receiving end, and the location hole rotate to it is described
Under conditions of optical axis stops rotating in real time in sustained height, the target bar just can accurately under the driving of linear drive apparatus
The target piece for being connected to stripping film is inserted into the slot；
Institute's displacement sensors are connect with the controller, and institute's displacement sensors are used to detect the displacement of the target bar
Amount.
By using above-mentioned technical proposal, stop in real time when the location hole is rotated to the optical axis in sustained height
Under conditions of rotation, the target bar can accurately just be inserted into the target piece for being connected to stripping film under the driving of linear drive apparatus
In the slot, the machine error without the rotation due to target disc prevents the target piece for being connected to stripping film from being inserted into described insert
In slot, the displacement for the target bar for realizing and accurately positioning, and detected according to institute's displacement sensors is described to determine
Whether the displacement of target bar, which has reached, advances to from its initial position and accurately the target piece for being connected to stripping film can be inserted into
Displacement needed for position to slot, thus can judge whether the target piece for being connected to stripping film is inserted into slot, with
This is connected to the target piece of stripping film and is inserted into the progress of slot to accurately control.
The present invention is further arranged to：Institute's displacement sensors are electronic ruler, are fixed with fixation except the vacuum chamber
Seat, the electronic ruler is fixed on the fixing seat, and the active module of the electronic ruler is connected with the target bar.
By using above-mentioned technical proposal, in conjunction with the structure of electronic ruler, in addition the direction of active module movement and the target
The mobile direction of bar is parallel, and the mobile displacement of energy active module is consistent with the mobile displacement of the target bar, obtains in this way
The mobile displacement of target bar quick and precisely, high-efficient, real-time is good.
The present invention is further arranged to：The transmitting terminal of the optical axis face setting and the structure of receiving end are：
Including plate-shaped carrier one and plate-shaped carrier two, had in the plate-shaped carrier one and plate-shaped carrier two through
Sleeve joint hole one and through sleeve joint hole two, the sleeve joint hole one and sleeve joint hole are second is that face setting, and one He of the sleeve joint hole
Sleeve joint hole two covers the then transmitting terminal of the optical axis face setting and receiving end respectively.
By using above-mentioned technical proposal, via one He of sleeve joint hole being had on plate-shaped carrier one and plate-shaped carrier two
Sleeve joint hole two, the correcting device in conjunction with as corresponding horizontal ruler, the final transmitting terminal for realizing the setting of optical axis face and receiving end,
Such structure is simple, operates conveniently, time saving and energy saving.
The present invention is further arranged to：The rotation drive device includes rotation motor, and the target disc disk body 101 is socketed in
On the motor drive shaft of the rotation motor；
The controller is connected by motor drive ic with the rotation motor.
By using above-mentioned technical proposal, the controller can be allowed to control the rotation motor and drive the target disc disk body
Rotating to light that the transmitting terminal is launched can be through the location hole and by the received position of the receiving end institute, in this way
It can be achieved with positioning function.
The present invention is further arranged to：The linear drive apparatus includes linear motor one, the controller and straight-line electric
Machine one connects, and the output end of the linear motor one is fixedly connected with the target bar.
By using above-mentioned technical proposal, the controller can be driven described in the output end drive of the linear motor one
Target bar is inserted into the target piece for being connected to stripping film in slot, can thus stripping film be allowed to be exactly into slot.
The present invention is further arranged to：The positioning system for changing target drone structure for accelerator further includes brake apparatus,
The brake apparatus includes friction plate, and the friction plate is connect with the output end of linear motor two, the controller and straight-line electric
Machine two connects, and the friction plate is arranged in by the motor drive shaft of the rotation motor.
By using above-mentioned technical proposal, the light that the transmitting terminal is launched can be connect through the location hole by described
When receiving end receives, the controller can drive linear motor two that friction plate is pushed to withstand the rotation in real time rapidly
The motor drive shaft of motor can thus terminate in real time the spinning movement of the rotation motor, allow the target disc disk body real-time in this way
Stop at the position that the target bar can be allowed the target piece for being connected to stripping film to be properly inserted slot, it is ensured that positioning it is accurate
Property.
The present invention is further arranged to：The brake apparatus can also be electromagnetic friction brake, the electromagnet-friction
The magnetizing coil of formula brake, which is powered, generates magnetic field, and by magnetic yoke adhesive armature, armature is realized by coupling flange to the rotation
Turn the motor drive shaft braking of motor.
By using above-mentioned technical proposal, the magnetizing coil of electromagnetic friction brake, which is powered, generates magnetic field, passes through magnetic yoke
Adhesive armature, armature realize the motor drive shaft braking to the rotation motor by coupling flange, thus can be the rotation horse
The spinning movement reached terminates in real time, and allowing the target disc disk body to stop in real time in this way can allow the target bar handle to be connected to stripping film
Target piece be properly inserted the position of slot, it is ensured that the accuracy of positioning.
The present invention is further arranged to：The controller includes starting module, comparison module, brake module, recovery module
With removal module；
The starting module is used to that motor drive ic is allowed to drive the rotation motor rotation and linear motor one is allowed to push
The target bar is mobile towards the direction of the target disc disk body；
The brake module is used to through the brake apparatus rotation drive device is stopped rotating and the rotation
Motor terminates operation；
The comparison module be used in real time institute's displacement sensors transmitting come the target bar displacement with it is described
The displacement of controller setting compares, if the displacement for the target bar that the transmitting of institute's displacement sensors comes is equal to described
At this moment the displacement of controller setting just terminates the effect that linear motor one pushes the target bar；
The recovery module is used to drive line handspike one the target bar back to the initial position and drive straight
Line push rod two returns to the friction plate initial position of the friction plate.
By using above-mentioned technical proposal, brake module is used to drive linear motor two that friction plate is pushed to withstand institute in real time
The motor drive shaft of rotation motor is stated to allow the rotation motor to stop rotating, and the rotation motor is allowed to stop rotating；Standard is reached
Determine position.If the displacement for the target bar that the transmitting of institute's displacement sensors comes is equal to the displacement of controller setting
At this moment amount just terminates the effect that linear motor one pushes the target bar；The target bar is just the target piece for being connected to stripping film at this time
It has been properly inserted the position of slot.
A kind of localization method of the positioning system for changing target drone structure for accelerator, steps are as follows：
Step 1:Set a displacement in the controller first, the displacement is the initial bit from the target bar
Set advance to the target piece for being connected to stripping film accurately can be inserted into the position of slot needed for displacement；
Step 2：Opening gate valve allows the vacuum chamber to communicate with outside, and the target piece and the target for being connected to stripping film
Bar is connected, and it is described to allow motor drive ic that the rotation motor is driven to rotate and allow linear motor one to push to run starting module
The direction of target bar towards the target disc disk body is mobile, and institute's displacement sensors also synchronous and lasting displacement the target bar
It is transmitted in controller, the transmitting terminal of the optoelectronic switch also synchronous and lasting transmitting light signal；
Step 3：The rotation motor just drives the target disc disk body to rotate when rotating, the location hole described so also revolves therewith
Turn, is rotated to the optical axis in sustained height in the location hole in this way, at this point, the transmitting terminal of the optoelectronic switch emits
Light signal received by the receiving end, the receiving end is just sent to the light signal received in controller；
Step 4：After the controller receives the light signal, just start brake module by the brake apparatus come
Rotation drive device is stopped rotating and the rotation motor is terminated and is run；
Step 5：The position for the target bar that the comparison module of the controller in real time carrys out the transmitting of institute's displacement sensors
Shifting amount is compared with the displacement that the controller is set, if the displacement for the target bar that the transmitting of institute's displacement sensors comes
Amount is less than the displacement of controller setting, is maintained for linear motor one and pushes the target bar towards the target disc disk body
Direction is mobile；
Step 6：If the displacement for the target bar that the transmitting of institute's displacement sensors comes is equal to the institute of controller setting
Displacement is stated, the effect that linear motor one pushes the target bar is at this moment just terminated；
Step 7：Run controller recovery module come drive line handspike one the target bar back to it is described initially
Position simultaneously drives line handspike two the friction plate is returned to the initial position of the friction plate, and gate valve is closed to allow
The vacuum chamber is separated by with outside；
Step 8：If also needing to continue is inserted into slot the target piece for being connected to stripping film, moves back in step 1 and execute.
The present invention is further arranged to：The localization method of the positioning system for changing target drone structure for accelerator, is also wrapped
Include following steps：
Step 9：When occurring the situation that target piece is damaged when the target piece for being connected to stripping film is inserted into slot, operation removal mould
Block returns to target bar by line handspike one initial position of the target bar, and then the target piece is removed from slot.
By using above-mentioned technical proposal, operation removal module allows line handspike one target bar is returned to the first of the target bar
Then beginning position removes the target piece from slot.This makes it possible to remove impaired target piece, avoid influencing accelerator just
Often operation.
In conclusion the invention has the advantages that：
1. after controller receives the light signal, just starting brake module by the brake apparatus rotation is driven
Dynamic device, which stops rotating and the rotation motor is terminated, to be run；Specifically, being exactly that brake module driving linear motor two pushes away
Movable friction plate withstands the motor drive shaft of the rotation motor in real time to allow the rotation motor to stop rotating, and allows the rotation horse
Up to stopping rotating, accurate positionin is achieved the effect that with this.
2. the target bar is in linear drives when the location hole is rotated to position of the optical axis in sustained height
The target piece for being connected to stripping film can accurately be just inserted into the slot under the driving of device, thus reach the effect of positioning
Fruit.
3. if institute's rheme that the displacement for the target bar that the transmitting of institute's displacement sensors comes is equal to controller setting
At this moment shifting amount just terminates the effect that linear motor one pushes the target bar；The target bar is just the target for being connected to stripping film at this time
Piece has been properly inserted the position of slot, so that it is properly inserted the mode for introducing automatic control, it is high-efficient.
Detailed description of the invention
Fig. 1 is the partial structure diagram of the positioning system for changing target drone structure for accelerator of the invention.
Appended drawing reference：1, target disc；2, transmitting terminal；3, receiving end；101, target disc disk body；104, location hole；202, plate branch
Frame one；302, plate-shaped carrier two.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
For the positioning system for changing target drone structure of accelerator, including:Gate valve, the target being arranged in the vacuum chamber of accelerator
Disk 1, target bar, linear drive apparatus and the rotation drive device being arranged in outside vacuum chamber；
Gate valve is located at the one end of vacuum chamber；
Target disc 1 includes target disc disk body 101, and target disc disk body 101 is discoid or fan-shaped plate-like, target disc disk body 101 and rotation
Rotary driving device connection, the round wall surface of one of target disc disk body 101 or a fan-shaped wall surface are equipped with the V-groove of protrusion, V-type
The quantity of slot be it is several, circumferentially uniform ring is around being distributed on the circle wall surface or the sector wall surface for V-groove, in V-groove
Slot is provided in one side wall, the profile of slot is rectangular-shape, for being inserted into the target piece for being connected to stripping film, the point of V-groove
Radial distribution of the middle separated time at angle along target disc disk body 101；
Target bar is straight-bar, and target bar is connect with linear drive apparatus；Target bar is cylindric or rectangular-shape；
Further include positioning device, positioning device be used to slot to go to target bar can be connected to stripping film target piece it is accurate
The position of insertion.
Positioning device includes location hole 104, optoelectronic switch, controller and displacement sensor；Controller is PLC；
Location hole 104 be part target disc disk body 101 in V-groove round wall surface or fan-shaped wall surface on be provided with
Through hole, the profile of the through hole are cylindric；
Optoelectronic switch includes that the transmitting terminal 2 of optical axis face setting and receiving end 3, transmitting terminal 2 are connected with power supply device, is received
End 3 is connect with controller, and receiving end 3 is arranged in the vacuum chamber, and transmitting terminal 2 is arranged outside vacuum chamber, and target disc disk body 101 is in
Between transmitting terminal 2 and receiving end 3, the direction for the light that transmitting terminal 2 is launched and the round wall surface of target disc disk body 101 or sector
Wall surface keeps vertical, rotates in location hole 104 and optical axis is in sustained height, the light that transmitting terminal 2 is launched can penetrate
Location hole 104 and receiving end 3 is received, and stop rotating in real time when location hole 104 rotates to and optical axis is in sustained height
Under conditions of, target bar can accurately just be inserted into the target piece for being connected to stripping film in slot under the driving of linear drive apparatus,
Machine error without the rotation due to target disc prevents the target piece for being connected to stripping film from being inserted into slot；
Displacement sensor is connect with controller, and displacement sensor is used to detect the displacement of target bar, thus can be in straight line
Under the driving of driving device, and the displacement of the target bar detected according to displacement sensor, to determine that the displacement of target bar is not
It is to have reached to advance to and can accurately be inserted into needed for the position of slot the target piece for being connected to stripping film from its initial position
Displacement, thus can judge whether the target piece for being connected to stripping film is inserted into slot.
Displacement sensor is electronic ruler, and the mode that the external application screw of vacuum chamber is spirally connected is fixed with fixing seat, and electronic ruler is solid
It is scheduled in fixing seat, the active module of electronic ruler is connected with target bar, and the direction of active module movement and the direction of target bar movement are flat
Row.
The transmitting terminal 2 of optical axis face setting and the structure of receiving end 3 are：
The transmitting terminal 2 of optical axis face setting and the structure of receiving end 3 are by datum plate and horizontal ruler collective effect come real
Existing, datum plate includes plate-shaped carrier 1 and plate-shaped carrier 2 302, in plate-shaped carrier 1 and 2 302 points of plate-shaped carrier
Be not provided with through sleeve joint hole one and through sleeve joint hole two, sleeve joint hole one and sleeve joint hole second is that face setting, sleeve joint hole one
Profile with sleeve joint hole two be it is cylindric, sleeve joint hole one and sleeve joint hole are second is that the meaning of face setting is：In sleeve joint hole one
The center line of heart line and sleeve joint hole two is coincidence and center line is horizontal line, and sleeve joint hole one and sleeve joint hole two cover then respectively
The transmitting terminal 2 of optical axis face setting and receiving end 3, are arranged optical axis face, can be rectified by horizontal ruler to optical axis
Positive movable plate shape bracket 1 and the adjustment of plate-shaped carrier 2 302 are until optical axis face, finally one 202 He of plate-shaped carrier
Plate-shaped carrier 2 302, which is fixed, is achieved that optical axis face is arranged.
Rotation drive device includes rotation motor, and target disc disk body 101 is socketed on the motor drive shaft of rotation motor, motor drive shaft
Axis passes through the center of circle of target disc disk body 101 and the axis of motor drive shaft keeps hanging down with the round wall surface of target disc disk body or fan-shaped wall surface
Directly；
Controller is connected by motor drive ic with rotation motor, particularly, the output end of motor drive ic
It is connect with rotation motor, the control signal of motor drive ic is connect with controller, and controller control can thus be allowed to rotate
Motor drives the rotation of target disc disk body.
Linear drive apparatus includes linear motor one, and controller is connect with linear motor one, the output end of linear motor one
It is fixedly connected with target bar, controller can drive the output end of linear motor one that the target piece for being connected to stripping film is inserted with moving-target bar
Enter into slot.Target bar is directed towards the direction of the center of circle movement of target disc disk body 101 towards the direction that target disc disk body 101 moves.
The positioning system for changing target drone structure for accelerator further includes brake apparatus, and brake apparatus is used to rotation driving dress
It sets and stops rotating, brake apparatus includes friction plate, and friction plate is connect with the output end of linear motor two, controller and linear motor
Two connections, friction plate are arranged in by the motor drive shaft of rotation motor, at a distance of 0.2mm- between friction plate and the motor drive shaft of rotation motor
1mm, such distance can guarantee that the light that transmitting terminal 2 is launched can be through location hole 104 and receiving end 3 receives it
When, controller can drive linear motor two to push friction plate rapid and withstand the motor drive shaft of rotation motor in real time, thus
The spinning movement of rotation motor is terminated can in real time.
Controller includes starting module, comparison module, brake module, recovery module and removal module；
Starting module is used to that motor drive ic driving rotation motor is allowed to rotate and allow linear motor one to push target bar towards target
The direction of disk disk body 101 is mobile；
Brake module is used to run by brake apparatus rotation drive device is stopped rotating and terminate rotation motor；
Specifically, being exactly that brake module comes for the motor drive shaft for driving linear motor two that friction plate is pushed to withstand rotation motor in real time
It allows rotation motor to stop rotating, and rotation motor is allowed to stop rotating, accurate positionin is achieved the effect that with this；
The displacement of displacement and the controller setting for the target bar that comparison module is used in real time carry out displacement sensor transmitting
Amount compares, if the displacement for the target bar that displacement sensor transmitting comes is equal to the displacement of controller setting, at this moment just terminates straight
The effect of the promotion target bar of line motor one；Target bar has just been properly inserted the target piece for being connected to stripping film the position of slot at this time, in
It is just to terminate the impetus of linear motor one；
Recovery module is used to drive line handspike one target bar back to initial position and drives line handspike two
The initial position of friction plate return friction plate.
Brake apparatus can also be electromagnetic friction brake, and the magnetizing coil of electromagnetic friction brake, which is powered, generates magnetic
, by magnetic yoke adhesive armature, armature is realized by coupling flange and is braked to the motor drive shaft of rotation motor.
By using above-mentioned technical proposal, the magnetizing coil of electromagnetic friction brake, which is powered, generates magnetic field, passes through magnetic yoke
Adhesive armature, armature realize the motor drive shaft braking to rotation motor by coupling flange, thus can be the rotation of rotation motor
Movement terminates in real time, and allowing target disc disk body to stop in real time in this way can allow the target bar that the target piece for being connected to stripping film is accurately inserted
Enter the position of slot, it is ensured that the accuracy of positioning.
For the localization method of the positioning system for changing target drone structure of accelerator, steps are as follows：
Step 1:Set a displacement in the controller first, displacement can to advance to from the initial position of target bar
Displacement needed for the target piece for being connected to stripping film is accurately inserted into the position of slot；
Step 2：It opens gate valve to communicate by vacuum chamber with outside, and the target piece for being connected to stripping film is connected with target bar,
Starting module is run to allow motor drive ic driving rotation motor to rotate and allow linear motor one to push target bar towards target disc disk body
101 direction is mobile, and also the synchronous and lasting displacement target bar is transmitted in controller displacement sensor, optoelectronic switch
The also synchronous and lasting transmitting light signal of transmitting terminal 2；
Step 3：Rotation motor just drives target disc disk body 101 to rotate when rotating, be positioned such that hole 104 also rotates with, this
Sample is rotated in location hole 104 and optical axis is in sustained height, at this point, the light signal quilt that the transmitting terminal 2 of optoelectronic switch emits
Received by receiving end 3, receiving end 3 is just sent to the light signal received in controller, is rotated in this way in location hole 104
It arrives and optical axis is when the position of sustained height, target bar just can accurately be being connected to remove under the driving of linear drive apparatus
In the target piece insertion slot of film, positioning is thus achieved the effect that, has eliminated the machine error of target disc rotation；
Step 4：After controller receives light signal, just start brake module by brake apparatus come rotation driving dress
It sets to stop rotating and terminate rotation motor and run；Specifically, being exactly that brake module driving linear motor two pushes friction plate
The motor drive shaft of rotation motor is withstood to allow rotation motor to stop rotating in real time, and rotation motor is allowed to stop rotating, and is reached with this
The effect of accurate positionin；
Step 5：The displacement and controller for the target bar that the comparison module of controller in real time carrys out displacement sensor transmitting
The displacement of setting compares, if the displacement for the target bar that displacement sensor transmitting comes is less than the displacement of controller setting, just
Keep linear motor one that target bar is pushed to move towards the direction of target disc disk body 101, because there are no allow target bar handle to be connected to shell at this time
Target piece from film is properly inserted the position of slot, so just to continue that linear motor one is allowed to push target bar towards target disc disk body 101
Direction is mobile；
Step 6：If the displacement for the target bar that displacement sensor transmitting comes is equal to the displacement of controller setting, at this moment just eventually
As soon as only linear motor pushes the effect of target bar, target bar has been properly inserted the target piece for being connected to stripping film the position of slot at this time
It sets, then just terminates the impetus of linear motor one；
Step 7：The recovery module of controller is run to drive line handspike one target bar back to initial position and drive
Dynamic line handspike two returns to friction plate the initial position of friction plate, and gate valve is closed to allow vacuum chamber and outside phase
Every；The target piece for being connected to stripping film at this time is left in slot, can thus allow stripping film the negative hydrogen particle stripping for accelerating extraction
From falling two electronics, proton is become with this；
Step 8：If also needing to continue is inserted into slot the target piece for being connected to stripping film, moves back in step 1 and execute.
It further include following steps for the localization method of the positioning system for changing target drone structure of accelerator：
Step 9：When occurring the situation that target piece is damaged when the target piece for being connected to stripping film is inserted into slot, thus need
The target piece is got rid of, operation removal module allows line handspike one the initial position of target bar return target bar, then the target piece
It is removed from slot.This makes it possible to impaired target piece is removed.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (10)
1. a kind of positioning system for changing target drone structure for accelerator, it is characterised in that：Including:Gate valve is arranged in accelerator
Vacuum chamber in target disc (1), the target bar, linear drive apparatus and the rotation drive device that are arranged in outside the vacuum chamber；
The gate valve is located at the one end of vacuum chamber；
The target disc (1) includes target disc disk body (101), and the target disc disk body (101) connect with rotation drive device, the target disc
The round wall surface of one of disk body (101) or a fan-shaped wall surface are equipped with the V-groove of protrusion, if the quantity of the V-groove is
Dry, circumferentially uniform ring is around being distributed on the circle wall surface or the sector wall surface for the V-groove, one in the V-groove
Slot is provided in side wall；
The target bar is connect with linear drive apparatus；
It further include positioning device, the positioning device is used to slot to go to the target bar can be the target piece for being connected to stripping film
The position being properly inserted.
2. the positioning system according to claim 1 that change target drone structure for accelerator, it is characterised in that：The positioning is set
Standby includes location hole (104), optoelectronic switch, controller and displacement sensor；
The location hole (104) is the round wall surface or sector of the target disc disk body (101) described in the part in the V-groove
The through hole being provided on wall surface；
The optoelectronic switch includes transmitting terminal (2) and receiving end (3), the receiving end (3) and the control of optical axis face setting
Device connection processed, the receiving end (3) are arranged in the vacuum chamber, and the transmitting terminal (2) is arranged outside the vacuum chamber, institute
Target disc disk body (101) is stated to be between the transmitting terminal (2) and receiving end (3), the location hole (104) rotate to it is described
For optical axis in sustained height, the light that the transmitting terminal (2) is launched can be through the location hole (104) and by the reception
The condition that end (3) is received, and stopped rotating in real time when the location hole (104) is rotated to the optical axis in sustained height
Under, the target piece for being connected to stripping film can accurately be just inserted into the slot under the driving of linear drive apparatus by the target bar
In；
Institute's displacement sensors are connect with the controller, and institute's displacement sensors are used to detect the displacement of the target bar.
3. the positioning system according to claim 2 that change target drone structure for accelerator, it is characterised in that：The displacement passes
Sensor is electronic ruler, fixing seat is fixed with except the vacuum chamber, the electronic ruler is fixed on the fixing seat, the electricity
The active module of sub- ruler is connected with the target bar.
4. the positioning system according to claim 1 that change target drone structure for accelerator, it is characterised in that：The optical axis is just
The structure of transmitting terminal (2) and receiving end (3) to setting is：
Including plate-shaped carrier one (202) and plate-shaped carrier two (302), in the plate-shaped carrier one (202) and plate-shaped carrier two
(302) through sleeve joint hole one and through sleeve joint hole two, the sleeve joint hole one and sleeve joint hole are had second is that face is arranged
, and the sleeve joint hole one and sleeve joint hole two cover the then transmitting terminal (2) of the optical axis face setting and receiving end respectively
(3)。
5. the positioning system according to claim 1 that change target drone structure for accelerator, it is characterised in that：The rotation is driven
Dynamic device includes rotation motor, and the target disc disk body (101) is socketed on the motor drive shaft of the rotation motor；
The controller is connected by motor drive ic with the rotation motor.
6. the positioning system according to claim 1 that change target drone structure for accelerator, it is characterised in that：The straight line drives
Dynamic device includes linear motor one, and the controller is connect with linear motor one, the output end of the linear motor one with it is described
Target bar is fixedly connected.
7. the positioning system according to claim 1 that change target drone structure for accelerator, it is characterised in that：Described be directed to adds
The positioning system for changing target drone structure of fast device further includes brake apparatus, and the brake apparatus includes friction plate, the friction plate and straight
The output end of line motor two connects, and the controller is connect with linear motor two, and the friction plate is arranged in the rotation motor
Motor drive shaft by.
8. the positioning system according to claim 5 that change target drone structure for accelerator, it is characterised in that：The braking dress
Setting can also be electromagnetic friction brake, and the magnetizing coil of the electromagnetic friction brake, which is powered, generates magnetic field, pass through magnetic
Yoke adhesive armature, armature are realized by coupling flange and are braked to the motor drive shaft of the rotation motor.
9. the positioning system according to claim 1 that change target drone structure for accelerator, it is characterised in that：The controller
Including starting module, comparison module, brake module, recovery module and removal module；
The starting module is used to allow motor drive ic that the rotation motor is driven to rotate and allow linear motor one to push described
Target bar is mobile towards the direction of the target disc disk body (101)；
The brake module is used to through the brake apparatus rotation drive device is stopped rotating and the rotation motor
Terminate operation；
The displacement for the target bar that the comparison module is used in real time carry out the transmitting of institute's displacement sensors and the control
The displacement of device setting compares, if the displacement for the target bar that the transmitting of institute's displacement sensors comes is equal to the control
At this moment the displacement of device setting just terminates the effect that linear motor one pushes the target bar；
The recovery module is used to drive line handspike one the target bar back to the initial position and straight line is driven to push away
Bar two returns to the friction plate initial position of the friction plate.
10. the localization method of the positioning system according to claim 1 that change target drone structure for accelerator, feature exist
In steps are as follows：
Step 1:Set a displacement in the controller first, the displacement is the initial position row from the target bar
Enter displacement needed for the target piece for being connected to stripping film accurately capable of being inserted into the position of slot；
Step 2：Opening gate valve allows the vacuum chamber to communicate with outside, and the target piece and the target bar phase for being connected to stripping film
Even, starting module is run to allow motor drive ic to drive the rotation motor rotation and linear motor one is allowed to push the target bar
It is mobile towards the direction of the target disc disk body (101), and the also synchronous and lasting displacement the target bar of institute's displacement sensors
Amount is transmitted in controller, the transmitting terminal (2) of the optoelectronic switch also synchronous and lasting transmitting light signal；
Step 3：The rotation motor just drives the target disc disk body (101) to rotate when rotating, the location hole (104) described in this way
It rotates with, is rotated to the optical axis in sustained height in the location hole (104) in this way, at this point, the optoelectronic switch
Transmitting terminal (2) transmitting light signal it is received by the receiving end (3), the receiving end (3) is just the light received
Line signal is sent in controller；
Step 4：After the controller receives the light signal, just start brake module by the brake apparatus come rotation
Rotary driving device, which stops rotating and the rotation motor is terminated, to be run；
Step 5：The displacement for the target bar that the comparison module of the controller in real time carrys out the transmitting of institute's displacement sensors
Compared with the displacement of controller setting, if the displacement for the target bar that the transmitting of institute's displacement sensors comes is small
In the displacement of controller setting, it is maintained for linear motor one and pushes the target bar towards the target disc disk body (101)
Direction it is mobile；
Step 6：If the displacement for the target bar that the transmitting of institute's displacement sensors comes is equal to institute's rheme of controller setting
At this moment shifting amount just terminates the effect that linear motor one pushes the target bar；
Step 7：The recovery module of controller is run to drive line handspike one that the target bar is returned to the initial position
And line handspike two is driven the friction plate is returned to the initial position of the friction plate, and gate valve closed described to allow
Vacuum chamber is separated by with outside；
Step 8：If also needing to continue is inserted into slot the target piece for being connected to stripping film, moves back in step 1 and execute；
Step 9：When occurring the situation that target piece is damaged when the target piece for being connected to stripping film is inserted into slot, operation removal module is allowed
Line handspike one returns to target bar the initial position of the target bar, and then the target piece is removed from slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810692074.4A CN108882496A (en) | 2018-06-28 | 2018-06-28 | For the positioning system and its localization method for changing target drone structure of accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810692074.4A CN108882496A (en) | 2018-06-28 | 2018-06-28 | For the positioning system and its localization method for changing target drone structure of accelerator |
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| CN108882496A true CN108882496A (en) | 2018-11-23 |
Family
ID=64296709
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810692074.4A Pending CN108882496A (en) | 2018-06-28 | 2018-06-28 | For the positioning system and its localization method for changing target drone structure of accelerator |
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