CN113539764B - X-ray tube cathode and anode clamping and interval adjustable mechanism - Google Patents
X-ray tube cathode and anode clamping and interval adjustable mechanism Download PDFInfo
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- CN113539764B CN113539764B CN202010287610.XA CN202010287610A CN113539764B CN 113539764 B CN113539764 B CN 113539764B CN 202010287610 A CN202010287610 A CN 202010287610A CN 113539764 B CN113539764 B CN 113539764B
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- ray tube
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- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000003825 pressing Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/18—Assembling together the component parts of electrode systems
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- X-Ray Techniques (AREA)
Abstract
The invention discloses a cathode and anode clamping and spacing adjusting mechanism of an X-ray tube, which comprises a bottom plate and is characterized in that: the top surface threaded connection of bottom plate has the support guide pillar, the top threaded connection of support guide pillar has the roof, servo slip table is fixed mounting on the top surface axis of bottom plate, the top threaded connection of servo slip table has the removal guide pillar, the left side fixed mounting of roof has the positive pole fixed plate. This X-ray tube cathode-anode clamping and adjustable interval mechanism through setting up servo slip table for cathode clamping portion cover can be controlled and remove under servo motor's drive, thereby can adjust X-ray tube cathode, positive pole's clearance, whole flow easy operation, theory of operation easily realizes, has higher practical value, through setting up the slider, makes the distance between positive pole fixed plate and the slider can be adjusted, thereby lets this mechanism can satisfy the correction of the cathode-anode of X-ray tube of different models, has increased the practicality.
Description
Technical Field
The invention relates to the technical field of X-ray tubes, in particular to a cathode-anode clamping and spacing-adjustable mechanism of an X-ray tube.
Background
The X-ray tube is a vacuum diode that operates at high voltages. Comprising two electrodes: one is a filament for emitting electrons as a cathode and the other is a target for receiving electron bombardment as an anode. X-ray tubes are used in medicine for diagnosis and therapy, in industrial technology for nondestructive testing of materials, structural analysis, spectroscopic analysis, and exposure of films.
In the current practical manufacturing, testing and other applications of the X-ray tube, the lack of a device capable of quickly and conveniently adjusting the interval between the cathode and the anode causes inconvenience when the interval between the cathode and the anode needs to be adjusted in the use process.
Disclosure of Invention
The invention aims to provide a cathode-anode clamping and spacing-adjustable mechanism of an X-ray tube, which solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an X-ray tube cathode-anode clamping and adjustable interval mechanism, includes the bottom plate, the top surface threaded connection of bottom plate has the support guide pillar, the top threaded connection of support guide pillar has the roof, fixed mounting has servo slip table on the top surface axis of bottom plate, the top threaded connection of servo slip table has the removal guide pillar, the left side fixed mounting of roof has the positive pole fixed plate, the right side of positive pole fixed plate has X-ray tube anode end through trompil joint, the right side swing joint of X-ray tube anode end has X-ray tube cathode end, the right side threaded connection of X-ray tube cathode end has cathode clamping part, the right side fixed plate of right side fixed plate is close to the position of top has cup jointed the ceramic tube.
Preferably, the cathode clamping component comprises a sliding block, a rotating sleeve and a pressing sleeve, the rotating sleeve is in threaded connection with the X-ray cathode end, the sliding block is sleeved on the outer surface of the rotating sleeve, a sliding groove penetrating through the top plate is formed in the surface of the top plate, the sliding block is in sliding connection with the sliding groove, and the pressing sleeve is in threaded connection with the right side of the sliding block through a fixing screw.
Preferably, the inside of swivel sleeve and compression sleeve is the through-hole structure, swivel sleeve and compression sleeve's inside has insulating adjustment sleeve through lock nut fixed mounting, the hole is seted up in insulating adjustment sleeve's left side, insulating adjustment sleeve's inside swing joint has the ejector pin, the right-hand member overlap joint of ejector pin has compression spring.
Preferably, an internal thread is formed on the left side tube body of the anode end of the X-ray tube, and an anode locking bolt is connected with the left side thread of the anode end of the X-ray tube, which is positioned on the anode fixing plate.
Preferably, the sliding block is L-shaped, the bottom of the sliding block extends to the lower side of the top plate through the sliding groove, and the top end of the movable guide post is fixedly connected with the bottom end of the sliding block.
Preferably, the left end of the ceramic tube is electrically connected with the cathode end of the X-ray tube through a filament lead.
Advantageous effects
The invention provides a cathode and anode clamping and spacing adjusting mechanism of an X-ray tube, which has the following beneficial effects:
1. this X-ray tube cathode-anode clamping and adjustable interval mechanism through setting up servo slip table for cathode clamping portion cover can be controlled and remove under servo motor's drive, thereby can adjust X-ray tube cathode, anode's clearance, whole flow easy operation, theory of operation easily realizes, has higher practical value.
2. This X-ray tube cathode-anode clamping and adjustable interval mechanism through setting up the slider for the distance between positive pole fixed plate and the slider can be adjusted, thereby lets this mechanism can satisfy the correction of the cathode-anode of the X-ray tube of different models, has increased the practicality.
3. The X-ray tube cathode and anode clamping and interval-adjustable mechanism can be applied to X-ray tube production and manufacturing, can precisely control the distance between the cathode and the anode of the X-ray tube, and has extremely high precision.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a schematic view of the front cross-section structure of the present invention;
Fig. 3 is an enlarged schematic view of the structure of the cathode clamping component.
In the figure: the device comprises a bottom plate 1, a supporting guide post 2, a top plate 3, a servo sliding table 4, a movable guide post 5, an anode fixing plate 6, an anode end of a 7X-ray tube, a cathode end of an 8X-ray tube, a right fixing plate 9, a ceramic tube 10, a sliding block 11, a rotary sleeve 12, a pressing sleeve 13, an insulating adjusting sleeve 14, a 15 ejector rod and a 16 compression spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an X-ray tube cathode-anode clamping and adjustable interval mechanism, includes bottom plate 1, and the top surface threaded connection of bottom plate 1 has support guide pillar 2, and the top threaded connection of support guide pillar 2 has roof 3, and fixed mounting has servo slip table 4 on the top surface axis of bottom plate 1, servo slip table 4 for cathode clamping portion cover can be controlled the removal under servo motor's drive, thereby can adjust the clearance of X-ray tube cathode-anode.
The top threaded connection of servo slip table 4 has removal guide pillar 5, the left side fixed mounting of roof 3 has positive pole fixed plate 6, positive pole fixed plate 6's right side has X-ray tube positive pole end 7 through trompil joint, the internal thread has been seted up to the left side body of X-ray tube positive pole end 7, the left side threaded connection of X-ray tube positive pole end 7 in positive pole fixed plate 6 has positive pole locking bolt, the right side swing joint of X-ray tube positive pole end 7 has X-ray tube negative pole end 8, the right side threaded connection of X-ray tube negative pole end 8 has negative pole clamping part, the right side fixed plate 9 of roof 3, ceramic tube 10 has been cup jointed in the position that right fixed plate 9 is close to the top.
The left end of ceramic tube 10 passes through filament lead wire and is connected with X-ray tube cathode 8 electricity, the negative pole clamping part includes slider 11, swivel sleeve 12 and compresses tightly cover 13, swivel sleeve 12 and X-ray cathode 8 threaded connection, slider 11 cup joints in the surface of swivel sleeve 12, the spout that runs through roof 3 has been seted up on the surface of roof 3, slider 11 and spout sliding connection compress tightly cover 13 and pass through fixed screw threaded connection in the right side of slider 11, slider 11 is L shape, and the bottom of slider 11 extends to the below of roof 3 through the spout, through setting up slider 11 for the distance between positive pole fixed plate 6 and the slider 11 can be adjusted.
The top of the movable guide post 5 is fixedly connected with the bottom end of the sliding block 11, the interiors of the rotary sleeve 12 and the compression sleeve 13 are of through-hole structures, the interiors of the rotary sleeve 12 and the compression sleeve 13 are fixedly provided with an insulation adjusting sleeve 14 through locking nuts, the left side of the insulation adjusting sleeve 14 is provided with a hole, the inside of the insulation adjusting sleeve 14 is movably connected with a push rod 15, the right end of the push rod 15 is lapped with a compression spring 16, and the compression spring 16 can ensure that the push rod 15 is in good contact with a central small shaft of a cathode every time.
Working principle: when the X-ray tube cathode-anode clamping and spacing-adjustable mechanism is used, firstly, the X-ray tube anode end 7 is clamped on the anode fixing plate 6 and is fixed through a locking bolt, then the X-ray tube anode end 7 is used as a reference, the X-ray tube cathode end 8 and a cathode clamping component are fixed, in the process of fixing the X-ray tube cathode end 8, the cathode end is screwed into the rotary sleeve 12 and rotates in place, the rotary sleeve 12 can be clamped by an opening spanner for preventing the rotary sleeve 12 from rotating when the X-ray tube cathode end is screwed, after the cathode end is clamped, the opening spanner is used for rotating the rotary sleeve 12, so that the X-ray tube cathode end 8 and the X-ray tube anode end 7 are positioned at the same position in the radial direction, the pressing sleeve 13 is pulled clockwise again to press the rotary sleeve 12, and finally, a servo motor is driven by a program, and the cathode clamping component is driven to integrally move towards the X-ray tube anode end 7, so that the required spacing is achieved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an X-ray tube cathode-anode clamping and adjustable interval mechanism, includes bottom plate (1), its characterized in that: the top surface threaded connection of bottom plate (1) has support guide pillar (2), the top threaded connection of support guide pillar (2) has roof (3), servo slip table (4) is fixed mounting on the top surface axis of bottom plate (1), the top threaded connection of servo slip table (4) has movable guide pillar (5), the left side fixed mounting of roof (3) has positive pole fixed plate (6), the right side of positive pole fixed plate (6) has X-ray tube anode end (7) through trompil joint, the right side swing joint of X-ray tube anode end (7) has X-ray tube cathode end (8), the right side threaded connection of X-ray tube cathode end (8) has negative pole clamping part, the right side fixed mounting of roof (3) has right fixed plate (9), ceramic tube (10) have been cup jointed in the position that right fixed plate (9) is close to the top, negative pole clamping part includes slider (11), rotating sleeve (12) and compression sleeve (13), rotating sleeve (12) and X-ray tube cathode end (8) have X-ray tube cathode end (8) through trompil joint, the screw thread connection (11) is in the surface of roof (11) is equipped with in sliding sleeve (11), an internal thread is arranged on the left side pipe body of the anode end (7) of the X-ray tube, and an anode locking bolt is connected with the left side thread of the anode end (7) of the X-ray tube, which is positioned on the anode fixing plate (6).
2. The X-ray tube cathode-anode clamping and spacing-adjustable mechanism of claim 1, wherein: the inside of rotating sleeve (12) and compressing tightly cover (13) is the through-hole structure, the inside of rotating sleeve (12) and compressing tightly cover (13) is through lock nut fixed mounting has insulating adjustment sleeve (14), the hole is seted up in the left side of insulating adjustment sleeve (14), the inside swing joint of insulating adjustment sleeve (14) has ejector pin (15), the right-hand member overlap joint of ejector pin (15) has compression spring (16).
3. The X-ray tube cathode-anode clamping and spacing-adjustable mechanism according to claim 2, wherein: the sliding block (11) is L-shaped, the bottom of the sliding block (11) extends to the lower side of the top plate (3) through a sliding groove, and the top end of the movable guide pillar (5) is fixedly connected with the bottom end of the sliding block (11).
4. The X-ray tube cathode-anode clamping and spacing-adjustable mechanism of claim 1, wherein: the left end of the ceramic tube (10) is electrically connected with the cathode end (8) of the X-ray tube through a filament lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010287610.XA CN113539764B (en) | 2020-04-13 | 2020-04-13 | X-ray tube cathode and anode clamping and interval adjustable mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010287610.XA CN113539764B (en) | 2020-04-13 | 2020-04-13 | X-ray tube cathode and anode clamping and interval adjustable mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113539764A CN113539764A (en) | 2021-10-22 |
| CN113539764B true CN113539764B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010287610.XA Active CN113539764B (en) | 2020-04-13 | 2020-04-13 | X-ray tube cathode and anode clamping and interval adjustable mechanism |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211404448U (en) * | 2020-04-13 | 2020-09-01 | 上海超群无损检测设备有限责任公司 | X-ray tube cathode and anode clamping and spacing-adjustable mechanism |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4749615B2 (en) * | 2001-07-19 | 2011-08-17 | 株式会社日立メディコ | Fixed anode type X-ray tube device |
| CN107464733B (en) * | 2017-07-25 | 2023-05-23 | 杭州凯龙医疗器械有限公司 | Sealing device and method for rotary cathode assembly of X-ray tube |
| CN208548333U (en) * | 2018-07-25 | 2019-02-26 | 思柯拉特医疗科技（苏州）有限公司 | A kind of X-ray tube anode and cathode of ripple ceramic structure |
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- 2020-04-13 CN CN202010287610.XA patent/CN113539764B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211404448U (en) * | 2020-04-13 | 2020-09-01 | 上海超群无损检测设备有限责任公司 | X-ray tube cathode and anode clamping and spacing-adjustable mechanism |
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| Publication number | Publication date |
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| CN113539764A (en) | 2021-10-22 |
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Address after: 200000 plot C-1, north of Laifang Road, Jiuting Town, Songjiang District, Shanghai Applicant after: Shanghai Chaoqun Testing Technology Co.,Ltd. Address before: 200000 plot C-1, north of Laifang Road, Jiuting Town, Songjiang District, Shanghai Applicant before: SHANGHAI ADVANCED NDT EQUIPMENT CO.,LTD. |
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