CN102441754A - High-precision locator for electronic gun of linear accelerator - Google Patents
High-precision locator for electronic gun of linear accelerator Download PDFInfo
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- CN102441754A CN102441754A CN2011102806818A CN201110280681A CN102441754A CN 102441754 A CN102441754 A CN 102441754A CN 2011102806818 A CN2011102806818 A CN 2011102806818A CN 201110280681 A CN201110280681 A CN 201110280681A CN 102441754 A CN102441754 A CN 102441754A
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- electron gun
- linear accelerator
- location guide
- position indicator
- high accuracy
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Abstract
The invention discloses a high-precision locator for an electronic gun of a linear accelerator, which comprises a locating guide rod, an elastic extension part, a triangular baffle and a three-paw supporting surface, wherein one end of the locating guide rod passes through the triangular end part of the triangular baffle; an adjusting device is rotationally connected on the locating guide rod at the penetrating end; the elastic extension part is sleeved on the other end of the locating guide rod; a cut-off surface for limiting the elastic extension part is arranged on the locating guide rod; an inner triangular supporting board is arranged at the middle part of the triangular baffle; the center of the inner triangular supporting board is provided with a circular hole; and the three-paw supporting surface is arranged at the middle part of the triangular baffle and is positioned on the periphery of the inner triangular supporting board. According to the high-precision locator for the electronic gun of the linear accelerator provided by the invention, the propelling size of each supporting point can be conveniently and intuitively checked and the size between the electronic gun and an accelerating cavity can be conveniently controlled. Consequently, many steps for producing a standing wave accelerating pipe are saved and the working efficiency is improved. Meanwhile, the high-precision locator for the electronic gun of the linear accelerator is simple in structure and convenient to adjust and control.
Description
Technical field
The present invention relates to a kind of high accuracy linear accelerator electron gun position indicator, particularly resident wave accelerating pipe injects electron gun at assembling process, accurately finds a kind of high-precision positioner of solder side accurately, belongs to electron gun positioner technical field.
Background technology
Linear accelerator is a kind of radioactivity equipment that in acceleration vacuum tube, quickens the certain energy of electron production through microwave; It is widely used at aspects such as industrial flaw detection, health care, safe anti-terrorism, customs inspection, the sterilizations of food medicine; And the core component of this equipment is a resident wave accelerating pipe; The core of resident wave accelerating pipe then is an electron gun, and the electron gun of electron linear accelerator is the electron source of accelerator, and it provides the strong current electron beam that satisfies certain line requirement to accelerator body.Directly have influence on the precision and the service life of linear accelerator in the installation accuracy of commercial production electron gun; Particularly energy is in MeV level (MeV is the english abbreviation of Million Electron Volts million electro-volt) accelerator, and electron gun must reach a higher energy level with the axiality of quickening cavity.And electron gun does not have the ready-made setting tool of a cover in the assembling welding at present, and the assembling welding of electron gun is mostly accomplished on industrial platform, and the depth of parallelism of control electron gun and resident wave accelerating pipe cavity; Then to adjust through height gauge; Comparatively speaking operation loaded down with trivial details, take the platform time long, efficient is lower, in addition, the parallelism error of confirming with height gauge is bigger; Easy deformation in the welding process is difficult for holding.At present; The domestic producer that can independently produce accelerating tube seldom; But accelerating tube use very extensively, it is again wherein most important one procedure that its electron gun is installed welding, and a cover positioning equipment that also is not complementary with it at present satisfies the requirement of electron gun mounting process.
Summary of the invention
The objective of the invention is to: provide a kind of and can accurately find the high accuracy linear accelerator electron gun position indicator of solder side accurately at assembling process, thereby can effectively solve the problem that exists in the above-mentioned prior art at resident wave accelerating pipe injection electron gun.
The object of the invention realizes through following technical proposals: a kind of high accuracy linear accelerator electron gun position indicator; Comprise location guide, elastic telescopic spare, triangle baffle plate and three-jaw supporting surface; One end of location guide passes the triangle end of triangle baffle plate; And the adjusting device that on the location guide of traversing through end, spins, said elastic telescopic spare is placed on the other end of location guide, and on location guide, is provided with the stop surface of restriction elastic telescopic spare; Interior gusseted plate is established at the middle part of triangle baffle plate, and the center of interior gusseted plate has circular hole, and the three-jaw supporting surface is located at the middle part of triangle baffle plate and is positioned at the periphery of gusseted plate.
As a kind of optimal way, on the location guide in the stop surface outside, establish a clamp nut.
As a kind of optimal way, establish opening on the three-jaw supporting surface, three-jaw supporting surface sidewall is established jackscrew.
As a kind of optimal way, said interior gusseted plate is the deep-slotted chip breaker structure.
As a kind of optimal way, said triangle baffle plate is a triangle star.
As a kind of optimal way, said elastic telescopic spare is a spring assembly.
As a kind of optimal way, said location guide is provided with scale.
As a kind of optimal way, adjusting device is provided with scale.
Compared with prior art, beneficial effect of the present invention: high accuracy linear accelerator electron gun position indicator of the present invention can make things convenient for the size of checking that intuitively each fulcrum advances; Be convenient to hold electron gun and quicken the size between the cavity; Can also satisfy electron gun and reach a higher energy level, thereby save many steps, accelerate operating efficiency for the production of resident wave accelerating pipe with the axiality of quickening cavity; It is simple to operate to be somebody's turn to do invention simultaneously, and easy to adjust being convenient to controlled.
Description of drawings
Fig. 1 is the front schematic view of high accuracy linear accelerator electron gun position indicator of the present invention;
Fig. 2 is the left view of Fig. 1 of the present invention;
Fig. 3 is the right view of Fig. 1 of the present invention;
Fig. 4 is the front schematic view that position indicator of the present invention and accelerating tube body are installed;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the right view of Fig. 4;
Fig. 7 is the sketch map of location guide in the high accuracy linear accelerator electron gun position indicator of the present invention;
Fig. 8 is the scheme of installation of Fig. 7;
Fig. 9 is the front schematic view of high accuracy linear accelerator electron gun position indicator intermediate cam baffle plate of the present invention;
Figure 10 is the right view of Fig. 9 of the present invention;
Figure 11 is the vertical view of Fig. 9 of the present invention.
Wherein: location guide-1, stop surface-2, triangle baffle plate-3, elastic telescopic spare-4, clamp nut-5, adjusting device-6; Three-jaw supporting surface-7, interior gusseted plate-8, circular hole-9, ring flange-10, accelerating tube-11; Electron gun-12, cavity-13, via hole-14, jackscrew-17, opening-18.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Disclosed all characteristics in this specification, or the step in disclosed all methods or the process are except the speciality of mutual repulsion and/or the step; All can make up by any way; Only if special narration all can be replaced by other equivalences or the alternative features with similar purpose, promptly; Only if special narration, an embodiment in a series of equivalences of each characteristic or the similar characteristics.
Fig. 1-11 shows the high accuracy linear accelerator electron gun position indicator that the embodiment of the invention provides, and for the ease of explanation, only shows the part relevant with the embodiment of the invention.
Shown in Fig. 1-11, this high accuracy linear accelerator electron gun position indicator comprises location guide 1, elastic telescopic spare 4, triangle baffle plate 3 and three-jaw supporting surface 7.Said location guide 1 is three screw rods that are provided with scale, and an end of location guide 1 passes the triangle end of triangle baffle plate 3, and the adjusting device 6 that on the location guide 1 of traversing through end, spins, and adjusting device 6 is one to be provided with the adjusting nut of scale.Said elastic telescopic spare 4 is a spring assembly, and elastic telescopic spare 4 is placed on the other end of location guide 1, and on location guide 1, is provided with the stop surface 2 of restriction elastic telescopic spare 4, on the location guide 1 in stop surface 2 outsides, establishes a clamp nut 5.Said triangle baffle plate 3 is a triangle star; Interior gusseted plate 8 is established at the middle part of triangle baffle plate 3; Gusseted plate 8 is the deep-slotted chip breaker structure in said, and the center of interior gusseted plate 8 has circular hole 9, and three-jaw supporting surface 7 is located at the middle part of triangle baffle plate 3 and is positioned at the periphery of gusseted plate 8; Establish on the three-jaw supporting surface 7 and electron gun corresponding opening 18, three-jaw supporting surface 7 sidewalls are established in order to the fixing jackscrew 17 of electron gun.
Like Fig. 4, Fig. 5, shown in Figure 6: this position indicator comprises the location guides 1 of three band scales; End at location guide 1 processes stop surface 2; One end of location guide 1 is passed hole corresponding on the resident wave accelerating pipe ring flange 10, because the effect of stop surface 2, a side of ring flange 10 is restricted; Use clamp nut 5 that the opposite side of the ring flange on the electron gun 10 is fastening again, prevent displacement.Elastic telescopic spare 4 is installed on the location guide 1; In the present embodiment; What adopt is spring assembly, certainly for actual needs also can adopt other elastic telescopic device, lets triangle baffle plate 3 in the process of regulating, have support force to be unlikely to be out of shape the effect that walks as long as play.The other end of location guide 1 passes the triangle end of triangle baffle plate 3; Three triangle ends at triangle baffle plate 3 are equipped with via hole 14; The size of via hole 14 is corresponding with an end of location guide 1; And the position is corresponding with the hole on the ring flange 10, thereby makes that location guide 1 can be good at ring flange 10 and triangle baffle plate 3 are mapped, and both are coupled together.One adjusting device 6 is set on the location guide 1 of this traversing through end; In the present embodiment; Said adjusting device 6 is the adjusting nut of a band scale; It revolves, and to turn around be 1mm, rotates this adjusting nut and advance electron gun to get in the cavity 13 of accelerating tube 11, makes electron gun 12 solders side vertical identical with the machined surface of the accelerating cavity of resident wave accelerating pipe just.Said accelerating tube 11 is step surfaces of cavity 13 inside, and cavity 13 indoor designs have coupler, set up uniform field intensity, and the size that electron gun gos deep into cavity has strict ratio restriction, determines according to actual conditions.
Like Fig. 9, Figure 10, shown in Figure 11: said triangle baffle plate 3 is provided with interior gusseted plate 8; Gusseted plate 8 is three deep-slotted chip breaker structures; The size of this arc groove cooperates consistent with the size of electron gun to be installed; The center of interior gusseted plate 8 has circular hole 9, and the same axis of central shaft of the center of circular hole 9 and electron gun 12 is convenient to aim at the center of electron gun 12.On triangle baffle plate 3, also be provided with the three-jaw supporting surface 7 of band opening 18; Be furnished with jackscrew 17 on the sidewall of three-jaw supporting surface 7, jackscrew 17 is corresponding with the position of opening 18, and opening 18 is set to three; Jackscrew 17 also is corresponding three; The effect of jackscrew 17 is fixing electron guns 12, and the opening 18 corresponding filament utmost point, dhield grid, the control grids of placing electron guns use three jackscrews 17 will be fixing simultaneously respectively.When electron gun is installed, alignd with circular hole 9 in the center of electron gun back seat ceramic base, take into account cooperating of three openings 18 and electron gun 12 positions simultaneously, hold out against with jackscrew 17 after the adjusting completion and get final product.Make electron gun solder side just with the accelerating cavity machined surface of resident wave accelerating pipe vertical identical with the size of adjusting device 6 propelling triangle baffle plate 3 to needs this moment.
Like Fig. 7, shown in Figure 8; The scale precision of location guide 1 is 0.5mm; Said location guide 1 is provided with scale, and its scale precision is 0.5mm, and the cross sectional shape of location guide 1 that is positioned at stop surface 2 outsides is corresponding with the hole on the ring flange 10; The cross sectional shape that is positioned at the location guide 1 of being with that side of scale is corresponding with the installing hole on the triangle baffle plate 3, thereby realizes that location guide 1 effectively is fixedly connected ring flange 10 with triangle baffle plate 3.
This electron gun position indicator can make things convenient for the size of checking that intuitively each fulcrum advances, is convenient to hold electron gun and quickens the size between the cavity.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. high accuracy linear accelerator electron gun position indicator; It is characterized in that: comprise location guide, elastic telescopic spare, triangle baffle plate and three-jaw supporting surface; One end of location guide passes the triangle end of triangle baffle plate; And the adjusting device that on the location guide of traversing through end, spins, said elastic telescopic spare is placed on the other end of location guide, and on location guide, is provided with the stop surface of restriction elastic telescopic spare; Interior gusseted plate is established at the middle part of triangle baffle plate, and the center of interior gusseted plate has circular hole, and the three-jaw supporting surface is located at the middle part of triangle baffle plate and is positioned at the periphery of gusseted plate.
2. high accuracy linear accelerator electron gun position indicator as claimed in claim 1 is characterized in that: on the location guide in the stop surface outside, establish a clamp nut.
3. according to claim 1 or claim 2 high accuracy linear accelerator electron gun position indicator, it is characterized in that: establish opening on the three-jaw supporting surface, three-jaw supporting surface sidewall is established jackscrew.
4. high accuracy linear accelerator electron gun position indicator as claimed in claim 1 is characterized in that: the gusseted plate is the deep-slotted chip breaker structure in said.
5. high accuracy linear accelerator electron gun position indicator as claimed in claim 1, it is characterized in that: said triangle baffle plate is a triangle star.
6. high accuracy linear accelerator electron gun position indicator as claimed in claim 1, it is characterized in that: said elastic telescopic spare is a spring assembly.
7. high accuracy linear accelerator electron gun position indicator as claimed in claim 1, it is characterized in that: said location guide is provided with scale.
8. high accuracy linear accelerator electron gun position indicator as claimed in claim 1, it is characterized in that: adjusting device is provided with scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110280681.8A CN102441754B (en) | 2011-09-21 | 2011-09-21 | High-precision locator for electronic gun of linear accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110280681.8A CN102441754B (en) | 2011-09-21 | 2011-09-21 | High-precision locator for electronic gun of linear accelerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102441754A true CN102441754A (en) | 2012-05-09 |
| CN102441754B CN102441754B (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201110280681.8A Active CN102441754B (en) | 2011-09-21 | 2011-09-21 | High-precision locator for electronic gun of linear accelerator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654834A (en) * | 2013-11-29 | 2014-03-26 | 江苏省人民医院 | Control device and method for adjusting position of X-ray tube source in cone beam CT |
| CN106271351A (en) * | 2015-05-28 | 2017-01-04 | 安顺市晶英科技研发有限责任公司 | A kind of triangle pipe fitting weld jig |
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| KR20080111597A (en) * | 2007-06-19 | 2008-12-24 | 현대중공업 주식회사 | Automated slop control equipment of concave and convex plate |
| CN201415316Y (en) * | 2009-04-16 | 2010-03-03 | 湖北双剑鼓风机制造有限公司 | Fan impeller inclined temperature control welding table |
| CN201744806U (en) * | 2010-07-27 | 2011-02-16 | 上海拖拉机内燃机有限公司 | Protective device of novel error proofing sensor |
| CN102152053A (en) * | 2011-04-14 | 2011-08-17 | 中国水利水电第十三工程局有限公司橡塑制品厂 | Welding and positioning apparatus of steel pipe flange |
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2011
- 2011-09-21 CN CN201110280681.8A patent/CN102441754B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20080111597A (en) * | 2007-06-19 | 2008-12-24 | 현대중공업 주식회사 | Automated slop control equipment of concave and convex plate |
| CN201108976Y (en) * | 2007-12-12 | 2008-09-03 | 杭州贝克机械有限公司 | Matching structure of three-column multiple axial organ and assembly |
| CN201415316Y (en) * | 2009-04-16 | 2010-03-03 | 湖北双剑鼓风机制造有限公司 | Fan impeller inclined temperature control welding table |
| CN201744806U (en) * | 2010-07-27 | 2011-02-16 | 上海拖拉机内燃机有限公司 | Protective device of novel error proofing sensor |
| CN102152053A (en) * | 2011-04-14 | 2011-08-17 | 中国水利水电第十三工程局有限公司橡塑制品厂 | Welding and positioning apparatus of steel pipe flange |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654834A (en) * | 2013-11-29 | 2014-03-26 | 江苏省人民医院 | Control device and method for adjusting position of X-ray tube source in cone beam CT |
| CN103654834B (en) * | 2013-11-29 | 2015-08-05 | 江苏省人民医院 | Regulate control device and the control method of x-ray bulb source position on conical beam CT |
| CN106271351A (en) * | 2015-05-28 | 2017-01-04 | 安顺市晶英科技研发有限责任公司 | A kind of triangle pipe fitting weld jig |
| CN106271351B (en) * | 2015-05-28 | 2018-06-26 | 安顺市晶英科技研发有限责任公司 | A kind of triangle pipe fitting welding fixture |
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| Publication number | Publication date |
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| CN102441754B (en) | 2014-07-23 |
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