CN109724499A - One kind being used for cyclotron magnetic pole gap measuring device and method - Google Patents
One kind being used for cyclotron magnetic pole gap measuring device and method Download PDFInfo
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- CN109724499A CN109724499A CN201811593912.9A CN201811593912A CN109724499A CN 109724499 A CN109724499 A CN 109724499A CN 201811593912 A CN201811593912 A CN 201811593912A CN 109724499 A CN109724499 A CN 109724499A
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- magnetic pole
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- yoke cover
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Abstract
The invention discloses one kind to be used for cyclotron magnetic pole gap measuring device and method, tooling is measured including upper yoke cover board, upper magnetic pole, lower magnetic pole, lower yoke cover board, upper yoke waist, lower yoke waist and magnetic pole gap, the upper yoke cover board and lower yoke cover board are horizontally set on the device upper and lower ends respectively, and the upper magnetic pole is mounted below upper yoke cover board one end, the upper yoke waist is vertically set on the upper yoke cover board other end bottom, and the upper magnetic pole is vertical setting with the upper yoke cover board.The beneficial effects of the present invention are: the present invention realizes the accurate measurement to magnetic pole gap under closed state, the extrusion deformation of tin welding wire tooling in is measured magnetic pole gap under the effect of gravity by upper magnetic pole, lower magnetic pole, and then the height of tooling bottom is measured by vernier caliper measurement tin welding wire to magnetic pole gap, to obtain magnetic pole gap；The present invention has good social benefit, is suitble to promote the use of.
Description
Technical field
It is specially a kind of for cyclotron magnetic pole gap measurement dress the present invention relates to a kind of magnetic pole gap measurement method
It sets and method, belongs to magnetic pole gap measurement applied technical field of the cyclotron under enclosed environment.
Background technique
With the increase in demand of current treatment of cancer, proton therapeutic becomes a kind of means of effectively treatment tumour.Because of matter
The power distribution properties at Bragg peak of the son in substance, the position by controlling the peak proton Bragg can achieve effectively killing disease
Stove, while reducing the purpose of the destruction to surrounding health tissue.Accelerator is the core component in proton therapeutic appts, Ke Yijia
Fast proton improves proton energy.Magnet system is the main component of accelerator, especially pole piece, by the magnetic of mesial plane
Pole outer end be plane, remaining is oval calotte, by control ellipsoid Z-direction contour line distribution and adjustment magnet pole widths come
The error of the +/- 50Gs of realization in Automatic manual transmission required precision, needs to guarantee since physical accuracy requires height whens modulation etc.
Gap between magnetic pole is maintained within the scope of 9 ± 0.05mm.After magnetic pole and iron yoke cover board assemble at present, assembled with iron yoke waist
Cheng Hou, magnetic pole are can not to measure dress by laser tracker or other methods measured directly in the inside of accelerator
With the gap between rear magnetic pole.
Summary of the invention
The object of the invention is that assembling and completing with iron yoke waist after in order to solve current magnetic pole and the assembly of iron yoke cover board
Afterwards, magnetic pole is can not to measure assembly by laser tracker or other methods measured directly in the inside of accelerator
Afterwards the problem of gap between magnetic pole, and propose a kind of for cyclotron magnetic pole gap measuring device and method, the present invention is real
Now to the accurate measurement of magnetic pole gap under closed state, by upper and lower magnetic pole under the effect of gravity to the tin welding wire in measurement tooling
Extrusion deformation, and then by vernier caliper measurement tin welding wire to measure tooling bottom height, to obtain magnetic pole gap；This
Invention has good social benefit, is suitble to promote the use of.
The purpose of the present invention can be achieved through the following technical solutions: one kind is for cyclotron magnetic pole gap measurement dress
It sets, including upper yoke cover board, upper magnetic pole, lower magnetic pole, lower yoke cover board, upper yoke waist, lower yoke waist and magnetic pole gap measure work
Dress, the upper yoke cover board and lower yoke cover board are horizontally set on the device upper and lower ends respectively, and the upper magnetic pole is mounted on
Below upper yoke cover board one end, the upper yoke waist is vertically set on the upper yoke cover board other end bottom, it is described on
Magnetic pole is vertical setting with the upper yoke cover board, and the lower magnetic pole is arranged above upper yoke cover board one end, described
Lower yoke waist is vertically set on above the lower yoke cover board other end, the lower magnetic pole with the upper yoke cover board is perpendicular sets
It sets；
The upper magnetic pole is arranged right above the lower magnetic pole, and magnetic pole gap measurement tooling is arranged in the upper magnetic
One end between pole and the lower magnetic pole；
It is bonded at the top of upper yoke waist bottom and the lower yoke waist.
Further Technological improvement plan of the invention is: fixed by pin between the upper magnetic pole and upper yoke cover board
Position, and be fixedly connected by screw.
Further Technological improvement plan of the invention is: fixed by pin between the upper magnetic pole and lower yoke cover board
Position, and be fixedly connected by screw.
Further Technological improvement plan of the invention is: the lower yoke cover board, lower yoke waist, upper yoke waist and upper iron
It is assembled between yoke cover board by junction of the edges of two sheets of paper finger setting, forms a closed cavity.
Further Technological improvement plan of the invention is: being provided with L-shaped fixation in the magnetic pole gap measurement tooling
Bracket, and the fixed pedestal upper end Middle face is welded with tin welding wire.
Further Technological improvement plan of the invention is: it is real that the height of the magnetic pole gap measurement tooling must be greater than magnetic pole
Border gap, the section of the tin welding wire are circular configuration.
Further Technological improvement plan of the invention is: the fixed bracket is stainless steel structure part, and fixes bracket
Height be less than magnetic pole gap.
One kind be used for cyclotron magnetic pole gap measurement method, this method specifically includes the following steps:
Step 1: after magnetic pole gap measures tooling by upper yoke cover board and lower yoke cover board conjunction chamber, upper magnetic pole, lower magnetic pole
Edge plane squeezes tin welding wire；
Step 2: the static magnetic pole gap that takes out after five minutes measures tooling, measures tin welding wire by vernier caliper measurement tool
Compression position height is magnetic pole actual gap.
Compared with prior art, the beneficial effects of the present invention are: the present invention realizes the standard to magnetic pole gap under closed state
Really measurement measures magnetic pole gap the extrusion deformation of the tin welding wire in tooling by upper magnetic pole, lower magnetic pole under the effect of gravity, into
And the height of tooling bottom is measured by vernier caliper measurement tin welding wire to magnetic pole gap, to obtain magnetic pole gap；The present invention
With good social benefit, it is suitble to promote the use of.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is overall structure of the present invention.
Fig. 2 is that magnetic pole gap of the present invention measures tooling schematic perspective view.
In figure: 1, upper yoke cover board；2, upper magnetic pole；3, lower magnetic pole；4, lower yoke cover board；5, upper yoke waist；6, lower yoke
Waist；7, magnetic pole gap measures tooling；8, tin welding wire；9, fixed bracket.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiment obtained without creative efforts belongs to what the present invention protected
Range.
Please refer to shown in Fig. 1-2, one kind be used for cyclotron magnetic pole gap measuring device, including upper yoke cover board 1, on
Magnetic pole 2, lower magnetic pole 3, lower yoke cover board 4, upper yoke waist 5, lower yoke waist 6 and magnetic pole gap measure tooling 7, upper yoke cover board 1
It is horizontally set on the device upper and lower ends respectively with lower yoke cover board 4, and upper magnetic pole 2 is mounted below 1 one end of upper yoke cover board,
Upper yoke waist 5 is vertically set on 1 other end bottom of upper yoke cover board, and it is firm to guarantee that each component connection of the present invention more consolidates, on
Magnetic pole 2 is vertical setting with upper yoke cover board 1, and lower magnetic pole 3 is arranged above 1 one end of upper yoke cover board, and lower yoke waist 6 is vertical
It is arranged above 4 other end of lower yoke cover board, lower magnetic pole 3 is vertical setting with upper yoke cover board 1；
The setting of upper magnetic pole 2 is right above lower magnetic pole 3, and magnetic pole gap measurement tooling 7 is arranged in upper magnetic pole 2 and lower magnetic pole 3
Between one end；
It is bonded at the top of 5 bottom of upper yoke waist and lower yoke waist 6.
As a kind of technical optimization scheme of the invention, positioned between upper magnetic pole 2 and upper yoke cover board 1 by pin, and
It is fixedly connected by screw.
As a kind of technical optimization scheme of the invention, positioned between upper magnetic pole 2 and lower yoke cover board 4 by pin, and
It is fixedly connected by screw.Such assembly method repetitive positioning accuracy is high, fixed reliable.
As a kind of technical optimization scheme of the invention, lower yoke cover board 4, lower yoke waist 6, upper yoke waist 5 and upper yoke
It is assembled between cover board 1 by junction of the edges of two sheets of paper finger setting, forms a closed accelerator cavity.This accelerator cavity is its of accelerator
His component provides assembly space, while being also the main part as accelerator.
As a kind of technical optimization scheme of the invention, it is provided with L-shaped fixed bracket 9 in magnetic pole gap measurement tooling 7,
And tin welding wire 8 is welded in the middle part of fixed 9 upper surface of bracket.
As a kind of technical optimization scheme of the invention, the height that magnetic pole gap measures tooling 7 must be greater than between magnetic pole reality
Gap, the section of tin welding wire 8 are circular configuration.It ensure that the tin welding wire of magnetic pole gap measurement tooling can be expressed to by magnetic pole.
As a kind of technical optimization scheme of the invention, fixed bracket 9 is stainless steel structure part, and fixes the height of bracket 9
Degree is less than magnetic pole gap.It ensure that magnetic pole is expressed in the case of extreme position up and down, magnetic pole will not be expressed to fixed bracket, prevent
Extruding causes the deformation of magnetic pole to collide with situation.
One kind be used for cyclotron magnetic pole gap measurement method, this method specifically includes the following steps:
Step 1: magnetic pole gap measures after tooling 7 closes chamber by upper yoke cover board 1 and lower yoke cover board 4, upper magnetic pole 2, under
3 edge plane of magnetic pole squeezes tin welding wire 8；
Step 2: the static magnetic pole gap that takes out after five minutes measures tooling 7, measures soldering by vernier caliper measurement tool
8 compression positions of silk height is magnetic pole actual gap.
Compared with prior art, the beneficial effects of the present invention are: the present invention realizes the standard to magnetic pole gap under closed state
Really measurement, the extruding for measuring magnetic pole gap the tin welding wire 8 in tooling 7 under the effect of gravity by upper magnetic pole 2, lower magnetic pole 3 become
Shape, and then by vernier caliper measurement tin welding wire 8 to the height of magnetic pole gap measurement 7 bottom of tooling, to obtain magnetic pole gap；
The present invention has good social benefit, is suitble to promote the use of.
Working principle: in the use of the present invention, firstly, the safety when present invention uses is checked, then, by magnetic pole gap
After tooling 7 is measured by upper yoke cover board 1 and the conjunction chamber of lower yoke cover board 4, upper magnetic pole 2,3 edge plane of lower magnetic pole squeeze tin welding wire
8, the static magnetic pole gap that takes out after five minutes measures tooling 7, and it is high to measure 8 compression position of tin welding wire by vernier caliper measurement tool
Degree is magnetic pole actual gap.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (8)
1. one kind is used for cyclotron magnetic pole gap measuring device, it is characterised in that: including upper yoke cover board (1), upper magnetic pole
(2), lower magnetic pole (3), lower yoke cover board (4), upper yoke waist (5), lower yoke waist (6) and magnetic pole gap measurement tooling (7), it is described
Upper yoke cover board (1) and lower yoke cover board (4) are horizontally set on the device upper and lower ends respectively, and the upper magnetic pole (2) is installed
Below described upper yoke cover board (1) one end, the upper yoke waist (5) is vertically set on upper yoke cover board (1) other end
Bottom, the upper magnetic pole (2) are vertical setting with the upper yoke cover board (1), and the lower magnetic pole (3) is arranged in the upper iron
Above yoke cover board (1) one end, the lower yoke waist (6) is vertically set on above lower yoke cover board (4) other end, under described
Magnetic pole (3) is vertical setting with the upper yoke cover board (1)；
Upper magnetic pole (2) setting is right above the lower magnetic pole (3), and magnetic pole gap measurement tooling (7) is arranged in institute
State one end between upper magnetic pole (2) and the lower magnetic pole (3)；
It is bonded at the top of upper yoke waist (5) bottom and the lower yoke waist (6).
2. according to claim 1 a kind of for cyclotron magnetic pole gap measuring device, which is characterized in that on described
It is positioned between magnetic pole (2) and upper yoke cover board (1) by pin, and is fixedly connected by screw.
3. according to claim 1 a kind of for cyclotron magnetic pole gap measuring device, which is characterized in that on described
It is positioned between magnetic pole (2) and lower yoke cover board (4) by pin, and is fixedly connected by screw.
4. according to claim 1 a kind of for cyclotron magnetic pole gap measuring device, which is characterized in that under described
It is assembled, is formed by junction of the edges of two sheets of paper finger setting between iron yoke cover board (4), lower yoke waist (6), upper yoke waist (5) and upper yoke cover board (1)
One closed cavity.
5. according to claim 1 a kind of for cyclotron magnetic pole gap measuring device, which is characterized in that the magnetic
It is provided with L-shaped fixed bracket (9) in clearance between poles measurement tooling (7), and is welded with tin in the middle part of the fixed bracket (9) upper surface
Welding wire (8).
6. according to claim 5 a kind of for cyclotron magnetic pole gap measuring device, which is characterized in that the magnetic
The height that clearance between poles measure tooling (7) is greater than magnetic pole actual gap, and the section of the tin welding wire (8) is circular configuration.
7. according to claim 5 a kind of for cyclotron magnetic pole gap measuring device, which is characterized in that described solid
Fixed rack (9) is stainless steel structure part, and the height of fixed bracket (9) is less than magnetic pole gap.
8. one kind be used for cyclotron magnetic pole gap measurement method, which is characterized in that this method specifically includes the following steps:
Step 1: after magnetic pole gap measures tooling (7) by upper yoke cover board (1) and lower yoke cover board (4) conjunction chamber, upper magnetic pole
(2), lower magnetic pole (3) edge plane squeezes tin welding wire (8)；
Step 2: it is static to take out magnetic pole gap measurement tooling (7) after five minutes, tin welding wire is measured by vernier caliper measurement tool
(8) compression position height is magnetic pole actual gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811593912.9A CN109724499A (en) | 2018-12-25 | 2018-12-25 | One kind being used for cyclotron magnetic pole gap measuring device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811593912.9A CN109724499A (en) | 2018-12-25 | 2018-12-25 | One kind being used for cyclotron magnetic pole gap measuring device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109724499A true CN109724499A (en) | 2019-05-07 |
Family
ID=66296442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811593912.9A Pending CN109724499A (en) | 2018-12-25 | 2018-12-25 | One kind being used for cyclotron magnetic pole gap measuring device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113421688A (en) * | 2021-06-17 | 2021-09-21 | 江阴贝斯特众自动化设备有限公司 | Quadrupole lens assembly with magnetic pole positioning ring and method for mounting the positioning ring |
| CN115460759A (en) * | 2022-11-08 | 2022-12-09 | 合肥中科离子医学技术装备有限公司 | Cyclotron |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113421688A (en) * | 2021-06-17 | 2021-09-21 | 江阴贝斯特众自动化设备有限公司 | Quadrupole lens assembly with magnetic pole positioning ring and method for mounting the positioning ring |
| CN113421688B (en) * | 2021-06-17 | 2024-04-09 | 江苏贝思特众自动化设备有限公司 | Quadrupole lens assembly with magnetic pole positioning ring and method for installing the positioning ring |
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Application publication date: 20190507 |
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