CN110913549A - CT bulb tube accurate adjustment device and adjustment method - Google Patents
CT bulb tube accurate adjustment device and adjustment method Download PDFInfo
- Publication number
- CN110913549A CN110913549A CN201911198977.8A CN201911198977A CN110913549A CN 110913549 A CN110913549 A CN 110913549A CN 201911198977 A CN201911198977 A CN 201911198977A CN 110913549 A CN110913549 A CN 110913549A
- Authority
- CN
- China
- Prior art keywords
- screw
- bulb tube
- bulb
- hole
- guide rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/02—Constructional details
- H05G1/04—Mounting the X-ray tube within a closed housing
Landscapes
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention relates to the field of CT bulb tube manufacturing, in particular to a CT bulb tube precise adjusting device and an adjusting method, and the CT bulb tube precise adjusting device comprises a bulb tube support for mounting a CT bulb tube and a CT rotor, wherein a Z-direction arranged guide rail is fixedly connected to the bulb tube support, a parallelogram slider is arranged on the guide rail, a bulb tube fixing plate fixedly connected with the bulb tube is tightly attached to two sides of the parallelogram slider in the X direction, a connecting plate is arranged on two sides of the parallelogram slider in the Z direction, two ends of the connecting plate are fixedly connected with the bulb tube fixing plate, a first screw hole and a second screw hole are formed in the connecting plate, a Z-direction adjusting screw abutted against the guide rail is arranged in the first screw hole, an X-direction adjusting screw abutted against the parallelogram slider is arranged in the second screw hole, the two Z-direction adjusting screws; has the advantages that: the device has compact structure and small volume, and can realize independent adjustment of X direction, Z direction and angle without mutual influence; the X direction can be finely adjusted with high precision.
Description
Technical Field
The invention relates to the field of CT bulb tube manufacturing, in particular to a CT bulb tube accurate adjusting device and method.
Background
When the CT bulb tube is installed and maintained, the position of the CT bulb tube needs to be adjusted, so that the accuracy of the position is realized, and the scanning effect is guaranteed. In the prior art, the adjustment of the position of the CT bulb is generally realized by pushing and pulling an adjusting screw in X, Z two directions, but the scheme has the following defects: 1. when the position is adjusted in X, Z two directions, the positions are mutually influenced, the position is difficult to be accurately adjusted to the required position, the repeated alternate adjustment in the two directions is needed, and the time is long; 2. for the X-direction position (0.01 mm deviation requirement) with higher precision requirement, fine adjustment cannot be realized due to mutual influence of X, Z in two directions; 3. the micro-adjustment of the angle of the CT bulb tube cannot be carried out.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a CT bulb tube fine adjustment device for achieving fine adjustment of a CT bulb tube.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a CT bulb tube accurate adjustment device, is including the bulb tube support that is used for installing CT bulb tube and CT rotor, and the rigid coupling has Z to the guide rail that sets up on the bulb tube support, is equipped with the parallelogram slider on the guide rail, and the bulb tube fixed plate with the bulb tube rigid coupling is hugged closely to the both sides of parallelogram slider X direction, and the both sides of parallelogram slider Z direction are equipped with the connecting plate, screw one and screw two have been seted up with bulb tube fixed plate rigid coupling on the connecting plate to the both ends of connecting plate, be equipped with in the screw one with the Z of guide rail butt to adjusting screw, be equipped with in the screw two with the X of parallelogram slider butt to adjusting screw, two Z are located same axis to adjusting screw, and two X are central symmetry to adjusting.
Furthermore, screw holes III are formed in two ends of the bulb tube fixing plate, bulb tube connecting screws are arranged in the screw holes III, and the bulb tube connecting screws penetrate through the bulb tube supports and then are connected with the CT bulb tubes.
Furthermore, a screw hole IV is formed in the bulb tube fixing plate, and a support connecting screw I connected with the bulb tube support is arranged in the screw hole IV.
Furthermore, screw holes five are formed in the two ends of the guide rail, and support connecting screws two connected with the bulb tube support are arranged in the screw holes five.
Furthermore, a guide groove matched with the guide rail is formed in the parallelogram slide block, a long hole arranged in the Z direction is formed in the bottom surface of the guide groove, two ends of the long hole are provided with abdicating holes opposite to the five screw holes, the guide rail is provided with a six screw hole opposite to the long hole, and a locking screw connected with the six screw hole is arranged in the long hole.
Furthermore, a first pin shaft mounting hole is formed in the guide rail, a second pin shaft mounting hole which is coaxial with the first pin shaft mounting hole is formed in the bulb tube support, and a pin shaft is mounted in the first pin shaft mounting hole and the second pin shaft mounting hole; the connecting plates are provided with a screw hole seven on two end faces in the X direction, and the screw hole seven of at least one connecting plate is internally provided with an angle adjusting screw which is abutted to the CT rotor.
The second objective of the present invention is to provide an adjusting method for the adjusting device, which comprises angle adjustment, X-direction adjustment and Z-direction adjustment;
the angle adjustment comprises the following steps:
s01: loosening the bracket connecting screw I, the bracket connecting screw II and the locking screw;
s02: synchronously rotating the angle adjusting screw on the connecting plate to enable one side of the angle adjusting screw to be screwed in and the other side of the angle adjusting screw to be screwed out, and rotating the ball tube fixing plate and the ball tube around the pin shaft until the ball tube reaches the designed angle position in the process of rotating the angle adjusting screw;
s03: screwing the bracket connecting screw I, the bracket connecting screw II and the locking screw;
the X-direction adjustment comprises the following steps:
s01: loosening the first bracket connecting screw and the locking screw, and simultaneously screwing in the angle adjusting screw at the moving direction side of the bulb tube, so that a gap is generated between the adjusting screw in the direction and the CT rotor, and the size of the gap is just equal to the moving distance of the CT bulb tube;
s02: rotating the X-direction adjusting screw to enable the parallelogram slide block to slide, and driving the bulb tube fixing plate and the CT bulb tube to move along the X direction by the sliding of the parallelogram slide block until the angle adjusting screw on the side where the gap is generated abuts against the CT rotor;
s03: screwing out the angle adjusting screw on the other side until the angle adjusting screw abuts against the CT rotor;
s04: screwing the bracket connecting screw I and the locking screw;
the Z-direction adjustment comprises the following steps:
s01: loosening the first bracket connecting screw and the locking screw;
s02, rotating the Z-direction adjusting screw to make the bulb tube fixing plate and the bulb tube move in the Z direction along the guide rail until reaching the designed position;
s03: and screwing the bracket to connect the first screw and the locking screw.
The invention has the advantages that:
1. the device has compact structure and small volume, and can realize independent adjustment of X direction, Z direction and angle without mutual influence;
2. fine adjustment can be performed in the X direction with high precision;
3. the time is short without the need of alternate and repeated adjustment.
Drawings
FIG. 1 is a schematic diagram of a CT bulb tube adjusting device installed in a CT rotor according to an embodiment;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a schematic configuration diagram of the present invention in an embodiment;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic bottom view of FIG. 3;
FIG. 6 is an exploded view of FIG. 3;
FIG. 7 is a schematic top view of a guide rail according to an embodiment;
FIG. 8 is a schematic sectional view A-A of FIG. 7;
FIG. 9 is a schematic top view of FIG. 1;
FIG. 10 is a schematic cross-sectional view B-B of FIG. 9;
FIG. 11 is a schematic cross-sectional view C-C of FIG. 9;
description of the reference symbols
The device comprises a bulb tube support 1, a guide rail 2, a parallelogram sliding block 3, a bulb tube fixing plate 4, a connecting plate 5, a screw hole I6, a screw hole II 7, a screw hole III 8, a screw hole IV 9, a screw hole V10, a screw hole VI 11, a screw hole VII 12, a Z-direction adjusting screw 13, an X-direction adjusting screw 14, a guide groove 15, a long hole 16, a pin shaft mounting hole I17, a pin shaft mounting hole II 18, a CT rotor 19, an angle adjusting screw 20 and a abdicating hole 21.
Detailed Description
The present invention will be described in further detail with reference to examples.
In the prior art, the CT bulb is mounted on the CT rotor through the bulb support, as shown in fig. 1 and 2, a mounting hole is formed in the mounting support of the CT rotor 19, the CT bulb adjusting device of the present embodiment is located at the mounting hole of the CT rotor, the CT bulb is mounted in the bulb support 1, and the adjusting device is mounted on the top surface of the bulb support 1. The spatial coordinate system of the bulb in the present application is shown in fig. 2.
As shown in fig. 3-8, the ball tube support comprises a guide rail 2 arranged in the Z direction, screw holes five 10 are formed at two ends of the guide rail 2, and support connecting screws two connected with the ball tube support 1 are arranged in the screw holes five 10. Be equipped with parallelogram slider 3 on the guide rail 2, set up on parallelogram slider 3 with guide rail 2 matched with guide slot 15, set up the slot hole 16 of Z to setting up on the bottom surface of guide slot 15, the both ends of slot hole 16 are equipped with the hole of stepping down 21 relative with five 10 screw holes, set up six 11 of screw holes relative with slot hole 16 on the guide rail 2, the setting up of the hole of stepping down 21 is convenient screws up bracket connection screw two in five 10 screw holes. The locking screws connected with the screw holes six 11 are arranged in the long holes 16, when the locking screws are tightened, screw caps of the locking screws are pressed on the parallelogram sliding blocks 3, the parallelogram sliding blocks 3 cannot slide along the guide rails 2, and after the locking screws are loosened, the constraint force of the parallelogram sliding blocks 3 is relieved.
The two sides of the parallelogram slider 3 in the X direction are tightly attached with ball tube fixing plates 4 fixedly connected with ball tubes (because the two X-direction side surfaces of the parallelogram slider 3 are inclined surfaces, the opposite surfaces of the ball tube fixing plates 4 and the parallelogram slider 3 are also inclined surfaces), the two sides of the parallelogram slider 3 in the Z direction are provided with connecting plates 5, the two ends of each connecting plate 5 are fixedly connected with the ball tube fixing plates 4, the connecting plates 5 are provided with a screw hole I6 and a screw hole II 7, a Z-direction adjusting screw 13 abutted against the guide rail 2 is arranged in the screw hole I6, an X-direction adjusting screw 14 abutted against the parallelogram slider 3 is arranged in the screw hole II 7, the two Z-direction adjusting screws 13 are positioned on the same axis, and the two X-direction adjusting screws 14 are in. Screw holes three 8 are formed in two ends of the ball tube fixing plate 4, ball tube connecting screws are arranged in the screw holes three 8, the ball tube connecting screws penetrate through the ball tube supports 1 and then are connected with the CT ball tube, screw holes four 9 are formed in the ball tube fixing plate 4, and support connecting screws I connected with the ball tube supports 1 are arranged in the screw holes four 9.
In order to facilitate angle adjustment, a first pin shaft mounting hole 17 is further formed in the guide rail 2, a second pin shaft mounting hole 18 coaxial with the first pin shaft mounting hole 17 is formed in the bulb tube support 1, and pin shafts are mounted in the first pin shaft mounting hole 17 and the second pin shaft mounting hole 18; the two end faces of the connecting plates 5 in the X direction are both provided with a screw hole seven 12, wherein an angle adjusting screw 20 abutting against the CT rotor 19 is arranged in the screw hole seven 12 of one connecting plate 5, as shown in fig. 9, the angle adjusting screw 20 abuts against the inner wall of the mounting hole of the CT rotor 19.
The adjusting method of the embodiment comprises angle adjustment, X-direction adjustment and Z-direction adjustment; wherein the angle adjustment comprises the following steps:
s01: loosening the bracket connecting screw I, the bracket connecting screw II and the locking screw;
s02: synchronously rotating the angle adjusting screw 20 on the connecting plate 5 to enable one side of the connecting plate to be screwed in and the other side of the connecting plate to be screwed out, and rotating the ball tube fixing plate 4 and the ball tube until the ball tube reaches the designed angle position;
s03: screwing the first support connecting screw, the second support connecting screw and the locking screw.
The X-direction adjustment comprises the following steps:
s01: loosening the first bracket connecting screw and the locking screw, and simultaneously screwing in the angle adjusting screw 20 at the moving direction side of the bulb tube, so that a gap is generated between the adjusting screw in the direction and the CT rotor 19, and the size of the gap is just equal to the moving distance of the CT bulb tube;
s02: rotating the X-direction adjusting screw 14 to enable the parallelogram slide block 3 to slide, wherein the sliding of the parallelogram slide block 3 drives the bulb tube fixing plate 4 and the CT bulb tube to move along the X direction until the angle adjusting screw 20 at the side where the gap is generated abuts against the CT rotor 19; because the adjustment in the X direction and the adjustment in the Z direction are complementary, the fine adjustment in the X direction has high precision;
s03: the angle adjusting screw 20 on the other side is screwed out until the angle adjusting screw 20 abuts against the CT rotor 19;
s04: screwing the bracket connecting screw I and the locking screw;
the Z-direction adjustment comprises the following steps:
s01: loosening the first bracket connecting screw and the locking screw;
s02, rotating the Z-direction adjusting screw 13 to make the bulb fixing plate 4 and the bulb move in the Z direction along the guide rail 2 until reaching the designed position;
s03: and screwing the bracket to connect the first screw and the locking screw.
During the adjustment process, the angle adjusting screw 20 abuts against the inner wall of the mounting hole of the CT rotor 19 to perform the following functions: when the X-direction is adjusted, an operator can observe whether the X-direction movement is in place; when the Z-direction adjustment is carried out, the two sides are abutted, so that the linearity of the Z-direction movement is further ensured.
The above-mentioned embodiments are merely illustrative of the inventive concept and are not intended to limit the scope of the invention, which is defined by the claims and the insubstantial modifications of the inventive concept can be made without departing from the scope of the invention.
Claims (7)
1. The utility model provides a CT bulb accurate adjustment device, includes the bulb support that is used for connecting CT bulb and CT rotor, its characterized in that: the ball pipe support is fixedly connected with a guide rail arranged in the Z direction, the guide rail is provided with a parallelogram sliding block, two sides of the X direction of the parallelogram sliding block are tightly attached with a ball pipe fixing plate fixedly connected with a ball pipe, two sides of the Z direction of the parallelogram sliding block are provided with connecting plates, two ends of each connecting plate are fixedly connected with the ball pipe fixing plate, a screw hole I and a screw hole II are arranged on each connecting plate, a Z direction adjusting screw abutted against the guide rail is arranged in each screw hole I, an X direction adjusting screw abutted against the parallelogram sliding block is arranged in each screw hole II, the two Z direction adjusting screws are located on the same axis, and the two X direction adjusting screws.
2. The apparatus of claim 1, wherein the CT bulb tube fine adjustment apparatus comprises: and the two ends of the bulb tube fixing plate are provided with a third screw hole, a bulb tube connecting screw is arranged in the third screw hole, and the bulb tube connecting screw penetrates through the bulb tube supports and then is connected with the CT bulb tube.
3. The apparatus of claim 1, wherein the CT bulb tube fine adjustment apparatus comprises: and a screw hole IV is formed in the bulb tube fixing plate, and a bracket connecting screw I connected with the bulb tube bracket is arranged in the screw hole IV.
4. The apparatus of claim 1, wherein the CT bulb tube fine adjustment apparatus comprises: and a fifth screw hole is formed in each of two ends of the guide rail, and a second support connecting screw connected with the bulb tube support is arranged in each of the fifth screw holes.
5. The apparatus of claim 4, wherein the CT bulb tube fine adjustment device comprises: the guide rail is characterized in that a guide groove matched with the guide rail is formed in the parallelogram slide block, a long hole arranged in the Z direction is formed in the bottom surface of the guide groove, abdicating holes opposite to the five screw holes are formed in two ends of the long hole, a screw hole six opposite to the long hole is formed in the guide rail, and a locking screw connected with the screw hole six is arranged in the long hole.
6. The apparatus of claim 1, wherein the CT bulb tube fine adjustment apparatus comprises: a first pin shaft mounting hole is formed in the guide rail, a second pin shaft mounting hole which is coaxial with the first pin shaft mounting hole is formed in the bulb tube support, and a pin shaft is mounted in the first pin shaft mounting hole and the second pin shaft mounting hole; the connecting plates are provided with a screw hole seven on two end faces in the X direction, and the screw hole seven of at least one connecting plate is internally provided with an angle adjusting screw which is abutted to the CT rotor.
7. An adjusting method of a CT bulb tube precise adjusting device is characterized in that: comprises angle adjustment, X-direction adjustment and Z-direction adjustment;
the angle adjustment comprises the following steps:
s01: loosening the bracket connecting screw I, the bracket connecting screw II and the locking screw;
s02: synchronously rotating the angle adjusting screw on the connecting plate to enable one side of the angle adjusting screw to be screwed in and the other side of the angle adjusting screw to be screwed out, and rotating the ball tube fixing plate and the ball tube around the pin shaft until the ball tube reaches the designed angle position in the process of rotating the angle adjusting screw;
s03: screwing the bracket connecting screw I, the bracket connecting screw II and the locking screw;
the X-direction adjustment comprises the following steps:
s01: loosening the first bracket connecting screw and the locking screw, and simultaneously screwing in the angle adjusting screw at the moving direction side of the bulb tube, so that a gap is generated between the adjusting screw in the direction and the CT rotor, and the size of the gap is just equal to the moving distance of the CT bulb tube;
s02: rotating the X-direction adjusting screw to enable the parallelogram slide block to slide, and driving the bulb tube fixing plate and the CT bulb tube to move along the X direction by the sliding of the parallelogram slide block until the angle adjusting screw on the side where the gap is generated abuts against the CT rotor;
s03: screwing out the angle adjusting screw on the other side until the angle adjusting screw abuts against the CT rotor;
s04: screwing the bracket connecting screw I and the locking screw;
the Z-direction adjustment comprises the following steps:
s01: loosening the first bracket connecting screw and the locking screw;
s02, rotating the Z-direction adjusting screw to make the bulb tube fixing plate and the bulb tube move in the Z direction along the guide rail until reaching the designed position;
s03: and screwing the bracket to connect the first screw and the locking screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911198977.8A CN110913549A (en) | 2019-11-27 | 2019-11-27 | CT bulb tube accurate adjustment device and adjustment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911198977.8A CN110913549A (en) | 2019-11-27 | 2019-11-27 | CT bulb tube accurate adjustment device and adjustment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110913549A true CN110913549A (en) | 2020-03-24 |
Family
ID=69820498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911198977.8A Pending CN110913549A (en) | 2019-11-27 | 2019-11-27 | CT bulb tube accurate adjustment device and adjustment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110913549A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111419259A (en) * | 2020-04-01 | 2020-07-17 | 上海大骋医疗科技有限公司 | Mechanism suitable for CT equipment X-ray tube installation and regulation |
| CN111616727A (en) * | 2020-05-25 | 2020-09-04 | 赛诺威盛科技（北京）有限公司 | Adjusting mechanism, adjusting and assembling method and CT (computed tomography) equipment |
| CN111631747A (en) * | 2020-05-14 | 2020-09-08 | 赛诺威盛科技（北京）有限公司 | CT front collimator with adjusting mechanism |
-
2019
- 2019-11-27 CN CN201911198977.8A patent/CN110913549A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111419259A (en) * | 2020-04-01 | 2020-07-17 | 上海大骋医疗科技有限公司 | Mechanism suitable for CT equipment X-ray tube installation and regulation |
| CN111419259B (en) * | 2020-04-01 | 2023-05-02 | 上海大骋医疗科技有限公司 | Mechanism suitable for installation and adjustment of X-ray tube of CT equipment |
| CN111631747A (en) * | 2020-05-14 | 2020-09-08 | 赛诺威盛科技（北京）有限公司 | CT front collimator with adjusting mechanism |
| CN111631747B (en) * | 2020-05-14 | 2021-04-06 | 赛诺威盛科技（北京）有限公司 | CT front collimator with adjusting mechanism |
| CN111616727A (en) * | 2020-05-25 | 2020-09-04 | 赛诺威盛科技（北京）有限公司 | Adjusting mechanism, adjusting and assembling method and CT (computed tomography) equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110913549A (en) | CT bulb tube accurate adjustment device and adjustment method | |
| CN108655721B (en) | Device for precisely straightening linear guide rail and application method thereof | |
| CN101915562B (en) | Calibrating device for tilt angle sensor | |
| CN111397490A (en) | Miniature slider detecting instrument | |
| CN108426524A (en) | A kind of polar ear detection device | |
| CN111774799A (en) | Assembly tool for welding box beam inserting structure framework | |
| CN201079894Y (en) | Bogie cavity welding precise positioning device | |
| CN211210018U (en) | CT bulb tube accurate adjustment device | |
| CN212428085U (en) | Quick accurate positioner of buried sleeve | |
| CN112503331A (en) | Laser centering instrument and method for centering coupler by using centering instrument | |
| CN111576866A (en) | Quick accurate positioner of buried sleeve | |
| CN218799794U (en) | Quick change adjusting device for ultrasonic welding head | |
| CN207907826U (en) | A kind of polar ear detection device | |
| CN212179780U (en) | Miniature slider detects platform | |
| CN112461182B (en) | Adjustable groove depth measuring device and measuring method | |
| CN210799933U (en) | Linear module with accurate positioning function | |
| CN203804541U (en) | Assembly platform of parallel robot | |
| CN219837309U (en) | Triaxial adjustable optical fiber head laser welding alignment device | |
| CN216747469U (en) | Adjustable insulating sliding block assembly suitable for railway image detection system | |
| CN114046764B (en) | Flatness detection tool for notebook shell cover | |
| CN115865192B (en) | Quick testing device of optical device | |
| CN219043745U (en) | Linear module installation calibrating device | |
| CN220252606U (en) | Camera calibration equipment | |
| CN117283260B (en) | Assembly mechanism and method for adjusting gap of guide groove of air floatation guide rail | |
| CN219016520U (en) | High-precision motor performance index calibration device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |