CN110868788A - Mounting structure of permanent magnet type ECR ion source permanent magnet ring and processing method thereof - Google Patents
Mounting structure of permanent magnet type ECR ion source permanent magnet ring and processing method thereof Download PDFInfo
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- CN110868788A CN110868788A CN201911185724.7A CN201911185724A CN110868788A CN 110868788 A CN110868788 A CN 110868788A CN 201911185724 A CN201911185724 A CN 201911185724A CN 110868788 A CN110868788 A CN 110868788A
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- permanent magnet
- bar
- positioning rod
- static
- magnet ring
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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
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0273—Magnetic circuits with PM for magnetic field generation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J27/00—Ion beam tubes
- H01J27/02—Ion sources; Ion guns
- H01J27/16—Ion sources; Ion guns using high-frequency excitation, e.g. microwave excitation
- H01J27/18—Ion sources; Ion guns using high-frequency excitation, e.g. microwave excitation with an applied axial magnetic field
Abstract
The invention relates to the field of permanent magnet type ECR ion sources, in particular to a mounting structure of a permanent magnet ring of a permanent magnet type ECR ion source and a processing method thereof.
Description
Technical Field
The invention relates to the field of permanent magnet type ECR ion sources, in particular to a mounting structure of a permanent magnet ring of a permanent magnet type ECR ion source and a processing method thereof.
Background
At present, in the field of permanent magnet type ECR ion sources, an electron cyclotron resonance magnetic field is provided by a permanent magnet ring and a magnetic conductive iron ring or the permanent magnet ring and the permanent magnet ring.
The conventional permanent magnet ring is made of neodymium iron boron materials, the material characteristics are high hardness and fragility, the magnetizing residual magnetic quantity of the conventional permanent magnet ring is in the magnitude of T, the magnetic force is very large when the magnet ring and the iron ring or the magnet ring and the magnet ring are in close contact, the assembly between the magnet ring and the iron ring or between the magnet ring and the magnet ring (the magnet ring and the magnet ring or the magnet ring and the magnet ring are coaxially arranged) is difficult, the magnet ring is broken in the assembly process, the magnetic field intensity is reduced due to sudden collision, and experimental failure or waste of time and economic loss are caused.
The above prior art solutions have the following drawbacks: in the prior art, a permanent magnet ring mounting structure which can prevent a magnet ring from being broken and simplify the assembling process of the permanent magnet ring is lacked.
Disclosure of Invention
The invention aims to provide a mounting structure of a permanent magnet type ECR ion source permanent magnet ring and a processing method thereof, which achieve the effects of simplifying the assembling process of the permanent magnet ring, saving time and labor and reducing the possibility that the magnet ring is broken.
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides a mounting structure of permanent magnetism type ECR ion source permanent magnetism ring, is including being non-magnetic material and with the same bar and the quiet bar of moving of waiting the permanent magnetism ring internal diameter of installation, the one end of moving the bar is provided with rather than coaxial locating lever, sets up on the terminal surface of quiet bar and supplies the gliding curved guide way of locating lever, and the axis of guide way through quiet bar.
By adopting the scheme, when the permanent magnet rings are assembled by using the mounting structure, one permanent magnet ring to be mounted is sleeved on the movable bar stock, the other permanent magnet ring is sleeved on the static bar stock, and the movable bar stock and the static bar stock are made of non-magnetic materials, so that after the permanent magnet rings are respectively mounted on the movable bar stock and the static bar stock, magnetic field force cannot be generated between the movable bar stock or the static bar stock and the permanent magnet rings, and the assembly of the permanent magnet rings cannot be influenced; then inserting a positioning rod on the movable bar into a guide groove on the end face of the static bar, keeping the movable bar and the static bar eccentric, moving the two permanent magnetic rings in the direction of mutual approach until the two permanent magnetic rings are mutually abutted, wherein the two permanent magnetic rings cannot be broken due to small contact area and small magnetic force; then people drive the locating lever to slide in the guide way, the locating lever can drive the permanent magnetic ring on the movable bar material to move together, when the locating lever moves to the position coaxial with the static bar material, the assembling process of the two permanent magnetic rings is completed, thus the effects of simplifying the assembling process of the permanent magnetic rings, saving time and labor and reducing the possibility that the magnetic rings are broken by collision are achieved.
The invention is further arranged in such a way that two ends of the positioning rod penetrate through two end faces of the movable bar and are rotationally connected with the movable bar, an auxiliary assembly is arranged between the movable bar and the static bar, and when the positioning rod is rotated, the positioning rod slides in the guide groove under the action of the auxiliary assembly.
Through adopting above-mentioned scheme, establish two permanent magnetism rings respectively and move on bar and the quiet bar after, people can rotate the locating lever, and the locating lever can slide in the guide way is inside under auxiliary assembly's effect this moment, when assembling the permanent magnetism ring like this, only need to rotate the locating lever can.
The auxiliary assembly further comprises a mounting block with a gear-shaped outer surface, the mounting block is sleeved on the positioning rod and fixedly connected with the positioning rod, a transmission block is arranged on one end face of the static bar, the transmission block is concentric with the guide groove, a tooth groove matched with the outer surface of the mounting block is formed in the side face, close to the axis of the static bar, of the transmission block, and the side face, far away from the axis of the static bar, of the transmission block is flush with the peripheral face of the static bar.
By adopting the scheme, when the permanent magnet ring is installed, the positioning rod is firstly inserted into the guide groove, and the gear-shaped outer surface of the installation block is meshed with the tooth groove on the transmission block; people rotate the locating lever this moment, and the locating lever can drive the installation piece and rotate together, and the transmission piece sets up on quiet bar to transmission piece and guide way set up with one heart, so the installation piece can drive the locating lever and remove in the guide way is inside.
The invention is further arranged in such a way that a positioning groove concentric with the static bar is formed at the bottom of the guide groove, the positioning groove is matched with the positioning rod, and when the positioning rod is inserted into the positioning groove, the mounting block is abutted against the end face of the static bar.
Through adopting above-mentioned scheme, the locating lever is pressed to the direction that is close to quiet bar after the locating lever removes the position of positioning groove in the guide way inside, and the locating lever can enter into inside the positioning groove, can guarantee like this that the permanent magnetism ring that the equipment was accomplished keeps concentric.
The invention is further provided that one end of the positioning rod, which is far away from the mounting block, is provided with a rotating rod which drives the positioning rod to rotate.
Through adopting above-mentioned scheme, the dwang can make things convenient for people to rotate the locating lever.
A processing method of a mounting structure of a permanent magnet type ECR ion source permanent magnet ring comprises the following steps:
s1, processing two bars made of nylon materials with the outer diameter the same as the inner diameter of the permanent magnet ring to be installed, wherein the two bars are respectively a movable bar and a static bar;
s2, forming a positioning rod coaxial with the moving bar material at one end of the moving bar material, and forming an arc-shaped guide groove for the positioning rod to slide and pass through the circle center at one end of the static bar material.
By adopting the scheme, the outer diameters of the movable bar and the static bar are the same as the inner diameter of the permanent magnetic ring, people can sleeve the permanent magnetic ring on the movable bar and the static bar, the permanent magnetic ring can move on the peripheral surfaces of the movable bar and the static bar, and people can realize coaxial butt joint of the movable bar and the static bar so as to realize coaxial assembly of the permanent magnetic ring; the end surface of the static bar is provided with the guide groove passing through the center of a circle, and one end of the movable bar is provided with the positioning rod coaxial with the movable bar, so that people can insert the positioning rod on the movable bar into the guide groove of the static bar; the size of the magnetic force between the two permanent magnet rings is related to the contact area of the two permanent magnet rings, and the magnetic force between the two permanent magnet rings is the largest when the two permanent magnet rings are in coaxial contact, so that the problem that when the permanent magnet rings are assembled, a user can make the axis of the positioning rod deviate from the axis of the static bar when the positioning rod is inserted into the guide groove is solved, and the magnetic force between the two permanent magnet rings to be installed is not enough to make the two permanent magnet rings break when the two permanent magnet rings are in contact; then the positioning rod slides in the guide groove, the permanent magnet rings on the movable bar material can be driven to move together in the sliding process of the positioning rod, and the assembling process of the two permanent magnet rings is completed until the positioning rod moves to the position coaxial with the static bar material. The machining method is simple to operate, the machining purpose can be achieved only by a simple lathe or milling machine and other machine tools, and the requirements on the precision of equipment and the requirements of operators are low.
The invention is further arranged that in step S2, the movable bar is provided with mounting holes penetrating through two end faces of the movable bar, and the positioning rod is rotatably inserted in the mounting holes.
Through adopting above-mentioned scheme, the shaping process of locating lever is for at first opening the mounting hole on moving the bar, then inside inserting the mounting hole with the locating lever, and the locating lever can rotate at the mounting hole inside, and the locating lever can slide at the mounting hole inside along the axis direction of self moreover.
The invention is further configured that step S2 further includes forming an installation block with a gear-shaped outer surface on the circumferential direction of the positioning rod, forming a transmission block on the end surface of the static bar material provided with the guide groove, the transmission block being concentric with the guide groove, forming a tooth groove matched with the installation block on the side surface of the transmission block close to the axis of the static bar material, and cutting off the part of the side surface of the transmission block exceeding the side surface of the static bar material.
By adopting the scheme, the two permanent magnet rings are respectively arranged on the movable bar stock and the static bar stock, and after the positioning rod is inserted into the guide groove, the gear-shaped outer surface of the mounting block is meshed with the tooth groove on the transmission block; at the moment, people can rotate the positioning rod, and the positioning rod can drive the mounting block to rotate together, so that the positioning rod can slide in the guide groove, and the mounting process of the permanent magnet ring can be more convenient and simpler; the part of the side surface of the transmission block, which is far away from the axis of the static bar, exceeding the side surface of the static bar is cut, so that the two permanent magnet rings can be smoothly abutted.
The invention is further set that a positioning groove matched with the positioning rod is arranged at the bottom of the guide groove, the positioning groove is coaxial with the static bar, and the mounting block is polished until a gap exists between the mounting block and the end surface of the static bar when the positioning rod is positioned in the guide groove.
Through adopting above-mentioned scheme, when the locating lever slided the position of locating slot at the guide way, people can press the locating lever to the direction that is close to the locating slot, make the locating lever enter into the locating slot inside, can guarantee like this that two permanent magnetism rings of equipment completion keep concentric.
The invention is further provided that one end of the positioning rod, which is far away from the mounting block, is formed with a rotating rod for driving the positioning rod to rotate.
Through adopting above-mentioned scheme, people can drive the locating lever through the dwang and rotate at the inside of moving the bar, have reached the effect that facilitates the use.
In summary, the present invention has the following technical effects:
1. by arranging the mounting structure of the permanent magnet ring, people can assemble the permanent magnet ring through the mounting structure, thereby achieving the effects of simplifying the assembling process of the permanent magnet ring, saving time and labor and reducing the possibility of breaking the magnet ring;
2. through the arrangement of the positioning groove, the positioning rod is pressed towards the direction close to the static bar in the sliding process inside the guide groove, and after entering the positioning groove, the coaxial installation of the permanent magnet ring is realized;
3. through having set up auxiliary assembly, rotating the locating lever, the locating lever can slide in the guide way is inside under auxiliary assembly's effect, has reached and has made mounting structure use convenient effect more.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is an overall block diagram of another aspect of the present invention;
FIG. 3 is a top view of the present invention in use;
FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;
fig. 5 is a partial structural view of the third embodiment of the present invention.
In the figure, 1, a permanent magnet ring; 2. a mounting structure; 21. moving the bar stock; 212. positioning a groove; 22. static bar stock; 221. a guide groove; 23. positioning a rod; 3. an auxiliary component; 31. mounting blocks; 32. a transmission block; 33. rotating the rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example one
Referring to fig. 1 and 2, the invention provides a mounting structure of a permanent magnet type ECR ion source permanent magnet ring, which comprises a movable bar 21, a static bar 22 and a positioning rod 23, wherein the movable bar 21 and the static bar 22 are made of nonmagnetic materials, the outer diameters of the movable bar 21 and the static bar 22 are the same as the inner diameter of the permanent magnet ring 1, the positioning rod 23 is arranged at one end of the movable bar 21, the positioning rod 23 and the movable bar 21 are coaxially arranged, one end surface of the static bar 22 is provided with an arc-shaped guide groove 221 passing through the center of a circle, two ends of the guide groove 221 penetrate through the outer surface of the static bar 22, and the guide groove 221 is matched.
When the permanent magnet ring 1 needs to be assembled, firstly, the permanent magnet ring 1 to be assembled is sleeved on the movable bar material 21 and the static bar material 22 respectively, and the permanent magnet ring 1 can slide or rotate on the movable bar material 21 or the static bar material 22; then, the positioning rod 23 is inserted into the guide groove 221, and initially, the positioning rod 23 and the static bar material 22 keep eccentric, then the permanent magnet rings 1 are moved towards the direction of mutual approach, the moving bar material 21 and the permanent magnet rings 1 on the static bar material 22 are abutted at the joint of the two, at this time, because the contact area of the two mutually attracted permanent magnet rings 1 is small, the permanent magnet rings 1 cannot be broken due to magnetic force; then, the positioning rod 23 is moved inside the guiding groove 221, and when the positioning rod 23 is moved to be coaxial with the static bar 22, the two permanent magnet rings 1 to be assembled are coaxially assembled.
Referring to fig. 1, in the present invention, the movable bar 21 and the static bar 22 are preferably made of nylon, and non-magnetic materials with good hardness and processability, such as other aluminum alloys, stainless steel, and pure aluminum, can be used, the positioning rod 23 is made of stainless steel, and the other positioning rods 23 made of non-magnetic materials with the same effect can be used.
Referring to fig. 1 and 2, in order to facilitate people to mount the permanent magnet ring 1 on the movable bar material 21 or the static bar material 22, trapezoidal chamfers of 2-3mm are respectively arranged on the end surface of the movable bar material 21 provided with the positioning rod 23 and the end surface of the static bar material 22 provided with the guide groove 221.
Referring to fig. 2, in order to ensure that the two assembled permanent magnet rings 1 are concentric, a mounting hole penetrating through the moving bar 21 is formed in the end surface of the moving bar 21, the positioning rod 23 is inserted into the mounting hole, the positioning rod 23 can slide and rotate inside the mounting hole, a positioning groove 212 matched with the positioning rod 23 is formed in the bottom of the guide groove 221, the positioning groove 212 is concentric with the stationary bar 22, and the depth of the positioning groove 212 is 5 mm. When the positioning rod 23 is pressed in the direction close to the stationary bar 22 while the positioning rod 23 is moved in the guide groove 221, the positioning rod 23 enters the positioning groove 212, and the two permanent magnet rings 1 are coaxially assembled.
Referring back to fig. 1, an auxiliary unit 3 is provided between the moving bar material 21 and the stationary bar material 22 in order to move the positioning rod 23 in the guide groove 221.
Referring to fig. 1 and 2, the auxiliary assembly 3 includes an installation block 31, a transmission block 32 and a rotation rod 33, the installation block 31 is sleeved on the circumferential surface of the positioning rod 23 and is fixedly connected with the positioning rod 23, the outer surface of the installation block 31 is in a gear shape, when the positioning rod 23 is inserted into the positioning groove 212, the installation block 31 abuts against the end surface of the static rod 22, the transmission block 32 is fixed on the end surface of the static rod 22 where the guide groove 221 is formed, the side surface of the transmission block 32 close to the static rod 22 is in an arc shape concentric with the guide groove 221, the side surface of the transmission block 32 close to the axis of the static rod 22 is provided with a tooth groove meshed with the outer surface of the installation block 31, the side surface of the transmission block 32 far away from the axis of the static rod 22 is flush with the outer surface of the static rod 22, and the rotation rod 33 is located on the.
When the positioning rod 23 needs to be driven to move in the guide groove 221, people can drive the positioning rod 23 to rotate in the movable bar material 21 through the rotating rod 33, the positioning rod 23 can drive the mounting block 31 to rotate together, the mounting block 31 is meshed with the transmission block 32, and the cambered surface of the transmission block 32 close to the axis of the static bar material 22 is concentric with the guide groove 221, so that the mounting block 31 can drive the positioning rod 23 to move in the guide groove 221.
In summary, the using process of the invention is as follows: referring to fig. 3 and 4, when the permanent magnet rings 1 need to be assembled, firstly, the permanent magnet rings 1 to be assembled are respectively sleeved on the movable bar 21 and the static bar 22, then the positioning rod 23 is inserted into the guide groove 221, and initially, the positioning rod 23 and the static bar 22 keep eccentric, then the permanent magnet rings 1 are moved in the direction of mutual approach, the movable bar 21 and the permanent magnet rings 1 on the static bar 22 are abutted at the joint of the two, and at this time, because the contact area of the two mutually attracted permanent magnet rings 1 is small, the permanent magnet rings 1 cannot be broken due to magnetic force; then, the rotating rod 33 drives the positioning rod 23 to rotate, the positioning rod 23 drives the mounting block 31 to rotate together, and the mounting block 31 drives the positioning rod 23 to move in the guide groove 221 in the rotating process because the mounting block 31 is meshed with the transmission block 32; the positioning rod 23 is pressed toward the direction close to the static bar 22 during the rotation of the rotating rod 33, and the positioning rod 23 is inserted into the positioning groove 212 when moving to the position of the positioning groove 212, so that the concentric assembly between the permanent magnet rings 1 to be assembled is completed.
Example two
The invention provides a processing method of a mounting structure of a permanent magnet type ECR ion source permanent magnet ring, which comprises the following steps:
s1, processing two bars made of nylon materials with the same outer diameter as the inner diameter of the permanent magnet ring 1 to be installed, wherein the two bars are respectively a movable bar 21 and a static bar 22;
s2, processing the movable bar stock 21 and the static bar stock 22:
s21, milling an installation hole in the end face of the movable bar material 21, inserting a stainless steel positioning rod 23 into the installation hole, and extending two ends of the positioning rod 23 to the outer side of the movable bar material 21;
s22, welding an installation block 31 with a gear-shaped outer surface on the peripheral surface of the positioning rod 23, wherein the welding position of the installation block 31 is positioned at the outer side of the movable bar 21, and one side of the movable bar 21, which is far away from the installation block 31, is vertically welded with the positioning rod 23 to form a rotating rod 33;
s23, milling an arc-shaped guide groove 221 which passes through the center of a circle and penetrates through the outer surface of the static bar 22 on one end surface of the static bar 22, wherein the guide groove 221 is matched with the positioning rod 23;
s24, milling a positioning groove 212 which is matched with the positioning rod 23 and has the depth of 5mm at the groove bottom of the guide groove 221, wherein the positioning groove 212 is concentric with the static bar 22;
s25, welding the transmission block 32 on the end face of the static bar 22, on which the guide groove 221 is milled, wherein the side face, close to the axis of the static bar 22, of the transmission block 32 is an arc face concentric with the guide groove 221, and a tooth groove matched with the gear-shaped outer surface of the mounting block 31 is milled on the arc face;
s26, milling the part of the side surface of the transmission block 32, which is far away from the axis of the static bar stock 22, which exceeds the outer surface of the static bar stock 22, and grinding the thickness of the mounting block 31 until the mounting block 31 abuts against the end surface of the static bar stock 22 when the positioning rod 23 is inserted into the positioning groove 212;
and S27, milling 2-3mm trapezoidal chamfers on the end face of the movable bar material 21 provided with the positioning rod 23 and the end face of the static bar material 22 provided with the guide groove 221.
EXAMPLE III
Referring to fig. 5, the invention provides a mounting structure of a permanent magnet type ECR ion source permanent magnet ring, which includes a moving bar 21 made of nylon material, a static bar 22 made of nylon material, and a positioning rod 23 made of stainless steel material, wherein the outer diameters of the moving bar 21 and the static bar 22 are the same as the inner diameter of the permanent magnet ring 1, the positioning rod 23 is arranged at one end of the moving bar 21, the positioning rod 23 and the moving bar 21 are coaxially arranged, an arc-shaped guide groove 221 passing through the center of a circle is arranged on one end surface of the static bar 22, two ends of the guide groove 221 penetrate through the outer surface of the static bar 22, and the guide groove 221 is matched with the positioning groove 212.
When the permanent magnet ring 1 needs to be assembled, firstly, the permanent magnet ring 1 to be assembled is sleeved on the movable bar material 21 and the static bar material 22 respectively, and the permanent magnet ring 1 can slide or rotate on the movable bar material 21 or the static bar material 22; then, the positioning rod 23 is inserted into the guide groove 221, and initially, the positioning rod 23 and the static bar material 22 keep eccentric, then the permanent magnet rings 1 are moved towards the direction of mutual approach, the moving bar material 21 and the permanent magnet rings 1 on the static bar material 22 are abutted at the joint of the two, at this time, because the contact area of the two mutually attracted permanent magnet rings 1 is small, the permanent magnet rings 1 cannot be broken due to magnetic force; then, the positioning rod 23 is moved inside the guiding groove 221, and when the positioning rod 23 is moved to be coaxial with the static bar 22, the two permanent magnet rings 1 to be assembled are coaxially assembled.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. A mounting structure of permanent magnetism type ECR ion source permanent magnetism ring which characterized in that: the installation method comprises a moving bar (21) and a static bar (22) which are made of non-magnetic materials and have the same inner diameter as a permanent magnet ring (1) to be installed, a positioning rod (23) coaxial with the moving bar (21) is arranged at one end of the moving bar (21), a curved guide groove (221) for the positioning rod (23) to slide is formed in the end face of the static bar (22), and the guide groove (221) passes through the axis of the static bar (22).
2. A mounting structure of a permanent magnet ring of an ECR ion source of the permanent magnet type as claimed in claim 1, wherein: two ends of the positioning rod (23) penetrate through two end faces of the movable bar (21) and are rotationally connected with the movable bar (21), an auxiliary assembly (3) is arranged between the movable bar (21) and the static bar (22), and when the positioning rod (23) is rotated, the positioning rod (23) slides in the guide groove (221) under the action of the auxiliary assembly (3).
3. A mounting structure of a permanent magnet type ECR ion source permanent magnet ring according to claim 2, wherein: auxiliary assembly (3) include that the surface is installation piece (31) of gear form, installation piece (31) cover establish on locating lever (23) and with locating lever (23) fixed connection, a terminal surface of quiet bar (22) is provided with transmission piece (32), transmission piece (32) are concentric with guide way (221), transmission piece (32) are close to the side of quiet bar (22) axis and offer the tooth's socket with installation piece (31) surface looks adaptation, the side of quiet bar (22) axis is kept away from in transmission piece (32) is global looks parallel and level with quiet bar (22).
4. A mounting structure of a permanent magnet type ECR ion source permanent magnet ring according to claim 3, wherein: the bottom of the guide groove (221) is provided with a positioning groove (212) concentric with the static bar (22), the positioning groove (212) is matched with the positioning rod (23), and when the positioning rod (23) is inserted into the positioning groove (212), the mounting block (31) is abutted to the end face of the static bar (22).
5. A mounting structure of a permanent magnet type ECR ion source permanent magnet ring according to claim 3, wherein: one end of the positioning rod (23) far away from the mounting block (31) is provided with a rotating rod (33) which drives the positioning rod (23) to rotate.
6. A processing method of a mounting structure of a permanent magnet type ECR ion source permanent magnet ring is characterized in that: the method comprises the following steps:
s1, processing two nylon bars with the outer diameter the same as the inner diameter of the permanent magnet ring (1) to be installed, wherein the two bars are respectively a movable bar (21) and a static bar (22);
s2, forming a positioning rod (23) coaxial with the movable bar (21) at one end of the movable bar (21), and forming an arc-shaped guide groove (221) for the positioning rod (23) to slide and pass through the circle center at one end of the static bar (22).
7. The method for manufacturing a permanent magnet ring mounting structure for a permanent magnet type ECR ion source according to claim 6, wherein: in step S2, the movable bar (21) is provided with mounting holes penetrating through two end faces of the movable bar, and the positioning rod (23) is rotatably inserted into the mounting holes.
8. The method for manufacturing a permanent magnet ring mounting structure for a permanent magnet type ECR ion source as defined in claim 7, wherein: step S2 further comprises a mounting block (31) with a gear-shaped outer surface formed in the circumferential direction of the positioning rod (23), a transmission block (32) is formed on the end face of the static bar (22) provided with the guide groove (221), the transmission block (32) is concentric with the guide groove (221), a tooth groove matched with the mounting block (31) is formed in the side face, close to the axis of the static bar (22), of the transmission block (32), and the part, exceeding the side face of the static bar (22), of the side face of the transmission block (32) is cut off.
9. The method for manufacturing a permanent magnet ring mounting structure for a permanent magnet type ECR ion source as defined in claim 8, wherein: a positioning groove (212) matched with the positioning rod (23) is formed in the bottom of the guide groove (221), the positioning groove (212) is coaxial with the static bar (22), the mounting block (31) is ground until the positioning rod (23) is located inside the guide groove (221), and a gap exists between the mounting block (31) and the end face of the static bar (22).
10. The method for manufacturing a permanent magnet ring mounting structure for a permanent magnet type ECR ion source as defined in claim 8, wherein: one end of the positioning rod (23) far away from the mounting block (31) is formed into a rotating rod (33) which is used for driving the positioning rod (23) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911185724.7A CN110868788A (en) | 2019-11-27 | 2019-11-27 | Mounting structure of permanent magnet type ECR ion source permanent magnet ring and processing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911185724.7A CN110868788A (en) | 2019-11-27 | 2019-11-27 | Mounting structure of permanent magnet type ECR ion source permanent magnet ring and processing method thereof |
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| CN110868788A true CN110868788A (en) | 2020-03-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112017840A (en) * | 2020-08-11 | 2020-12-01 | 北京控制工程研究所 | Magnetic screen and fixed knot construct for low-power hall thruster |
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2019
- 2019-11-27 CN CN201911185724.7A patent/CN110868788A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112017840A (en) * | 2020-08-11 | 2020-12-01 | 北京控制工程研究所 | Magnetic screen and fixed knot construct for low-power hall thruster |
| CN112017840B (en) * | 2020-08-11 | 2021-12-07 | 北京控制工程研究所 | Magnetic screen and fixed knot construct for low-power hall thruster |
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