CN110398388A - A kind of CT bed body ageing tester and control method - Google Patents
A kind of CT bed body ageing tester and control method Download PDFInfo
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- CN110398388A CN110398388A CN201910680224.4A CN201910680224A CN110398388A CN 110398388 A CN110398388 A CN 110398388A CN 201910680224 A CN201910680224 A CN 201910680224A CN 110398388 A CN110398388 A CN 110398388A
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- bed body
- test
- industrial personal
- personal computer
- push rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
Abstract
The present invention relates to CT equipment manufacturing technology fields, more particularly to a kind of CT bed body ageing tester and control method, including power supply system, computer system, industrial personal computer and more push rod drivers, the output end of power supply system is connect with the input terminal of the input terminal of computer system, the input terminal of industrial personal computer, more push rod drivers respectively, it is electrically connected between computer system and industrial personal computer, is electrically connected between industrial personal computer and more push rod drivers；More push rod drivers are used to control the vertical movement of CT bed body and receive the feedback signal of CT bed body, and industrial personal computer is used to control the horizontal movement of CT bed body and receives the feedback signal of CT bed body；Advantage is: ageing tester is dedicated for CT bed body burn-in test, without using between CT machine system and shielding；Burn-in test is carried out automatically by computer system, while can carry out burn-in test simultaneously to multiple bed bodies, by the way that short period of time is arranged, that is, is simulated the practical application scene of CT bed body, is also shortened burn-in test time span.
Description
Technical field
The present invention relates to CT equipment manufacturing technology field more particularly to a kind of CT bed body ageing tester and controlling parties
Method.
Background technique
CT bed body aging is a part of reliability detection, and simulation bed body is related in hospital's scene use condition
The case where various factors generates aging to bed body carries out the process of corresponding conditions experiment, is the essential step of Quality Control Links
Suddenly.
Existing bed body aging be shielding it is interior use CT machine system, in the environment of certain temperature and humidity into
Capable, but there is following defects for this kind of test mode:
1. bed body aging needs between prolonged occupancy CT machine system and shielding (for resisting the radiation of CT system generation),
It is unfavorable for production division and improves working efficiency；
2. bed body aging is completed by manual operation, test job amount is big, and the testing time is long；
3. since device is various in CT system, when there is Problem of Failure in bed body ageing process, be not easy to position failure cause be
Caused by unit caused by bed body or in CT system；And it after ageing failure problem occurs, needs on CT machine system
Inoperative component is replaced, entire bed body may be even replaced when can not check reason, meanwhile, based on the bed body component class actually replaced
Type is complicated to assess whether the carry out bed body aging of needs again, operating process；
4. CT system is in work because CT machine system radiates to different components using various types of fans
As when have relatively high noise, bed body aging is carried out using CT machine system, if abnormal bed body machine occurs in ageing process
Tool noise is not easy to be identified out under relatively noisy background noise conditions.
Summary of the invention
To solve the above problems, one of the objects of the present invention is to provide a kind of CT bed body ageing tester, for certainly
The dynamic burn-in test for completing CT bed body, improves the working efficiency of production division.
To achieve the goals above, technical scheme is as follows:
A kind of CT bed body ageing tester, including power supply system, computer system, industrial personal computer and more push rod drivers, power supply
The output end of system is connect with the input terminal of the input terminal of computer system, the input terminal of industrial personal computer, more push rod drivers respectively,
It is electrically connected between computer system and industrial personal computer, is electrically connected between industrial personal computer and more push rod drivers；More push rod drivers are used for
It controls the vertical movement of CT bed body and receives the feedback signal of CT bed body, industrial personal computer is used to control the horizontal movement of CT bed body and connects
Receive the feedback signal of CT bed body.
Further, remote monitoring system is electrically connected in the computer system.
Further, combined aural and visual alarm is electrically connected on the industrial personal computer.
The second object of the present invention is to provide a kind of control method of CT bed body ageing tester, including following step
It is rapid:
(1) push rod device of CT bed body is connect with more push rod drivers by serial communication by, the horizontal servo motor of CT bed body
Driver and industrial personal computer start power supply system by CAN bus communication connection；
(2) burn-in test kinematic parameter is arranged in: the horizontal movement stroke and vertical movement stroke of setting CT bed body are concurrently set
The run duration interval of burn-in test and accumulated time；
(3) computer system sends the control command of movement in vertical direction to more push rod drivers, more push rods drives by industrial personal computer
Dynamic device sends bed body and rises or falls signal to push rod device, and push rod device drives the rising of CT bed body or descending motion；
(4) position sensor in .CT bed body gives push rod driver by push rod device feedback position signal, and push rod driver is incited somebody to action
Position signal feeds back to industrial personal computer, and whether in place industrial personal computer judges the vertical movement stroke of CT bed body, if vertical movement stroke is not
Combined aural and visual alarm alarm and feedback neutralization signal are then controlled in place to computer system to stop burn-in test；If vertical movement row
Journey then enters in next step in place；
(5) computer system sends horizontal servo motor of the control command to CT bed body of horizontal motion by industrial personal computer
Driver, horizontal servo motor driver send bed level signal to horizontal servo motor, and horizontal servo motor driven CT
Body horizontal movement；
(6) physical location of working condition and the bed body movement of horizontal servo electric machines test motor, and will test signal and pass through
Horizontal servo motor driver feeds back to industrial personal computer, and whether in place industrial personal computer judges the horizontal movement stroke of CT bed body, if horizontal
Movement travel is not in place, controls combined aural and visual alarm alarm and feedback neutralization signal to computer system to stop burn-in test；If
Horizontal movement Overstroke then enters in next step；
(7) enters movement space time, CT bed body stop motion；
(8) computer system judges whether to have reached the movement space time, if having reached, enters in next step；If not up to
It continues waiting for until reaching the movement space time；
(9) computer system judges whether to have reached burn-in test accumulated time, if having reached, enters in next step；If not
Arrival then returns to step (3) and carries out loop test；
(10) manually carries out visual inspection, and whether confirmation CT bed body needs to re-start test, tie if not needing to re-start test
If desired beam test re-starts test and then returns to step (3) progress loop test.
Further, the run duration interval of the burn-in test is set as 1.1 minutes, and it is small that accumulated time is set as 24
When.
Further, the computer system stores the data record of burn-in test into the hard disk of itself, to be aging
Burn-in test report is automatically generated after test.
The present invention has the advantages that
1. ageing tester is dedicated for CT bed body burn-in test, without using between CT machine system and shielding；
2. burn-in test is carried out automatically by computer system, while can carry out burn-in test simultaneously to multiple bed bodies, pass through
Short period of time is set, that is, simulates the practical application scene of CT bed body, also shortens burn-in test time span；
3. occurring component failure in test process is automatically stopped aging, Yi Dingwei inoperative component, and burn-in test process meeting
It is automatically recorded in computer system, so that commissioning staff investigates and confirms；
4. cover of the noise of CT system radiator fan generation to CT bed body mechanical noise is avoided since CT system is not used,
Facilitate testing staff and judges whether CT bed body mechanical noise occurs.
Detailed description of the invention
Fig. 1 is circuit theory schematic diagram of the invention；
Fig. 2 is control flow block diagram of the invention.
Specific embodiment
Present invention is further described in detail with reference to embodiments.
The present embodiment proposes a kind of CT bed body ageing tester, as shown in Figure 1, include power supply system, computer system,
Industrial personal computer and more push rod drivers, the output end of power supply system respectively with the input terminal of computer system, industrial personal computer input terminal,
The input terminal of more push rod drivers connects, and is connected between computer system and industrial personal computer by Ethernet, industrial personal computer and more push rods
It is connected between driver by RS-232 serial ports；More push rod drivers are used to control the vertical movement of CT bed body and receive CT bed body
Feedback signal, industrial personal computer is used to control the horizontal movement of CT bed body and receives the feedback signal of CT bed body.
The computer system of the present embodiment also passes through Internet network and connect with remote monitoring system, is electrically connected on industrial personal computer
It is connected to combined aural and visual alarm.
Computer system includes the display, mouse and keyboard being electrically connected with computer system, hard in computer system
Disk is used to store the data during burn-in test, and burn-in test report, data can be automatically generated after test to be aging
It investigates and confirms for tester with report.
As shown in Fig. 2, the vertical movement of CT bed body is driven by push rod device, the horizontal movement of CT bed body has horizontal servo electric
Machine driving, horizontal servo motor are connect by UVW triple line and encoder with horizontal servo motor driver, the control of the present embodiment
Method processed the following steps are included:
(1) push rod device of CT bed body is realized that serial communication is connect by RS-232 with more push rod drivers by, the water of CT bed body
Flat motor servo driver and industrial personal computer start power supply system by CAN bus communication connection；More push rod drivers at most can be with
Four push rod device are driven, while supporting the movement of four CT bed bodies progress vertical direction, in the present embodiment, more push rod drivers
Control the movement that three CT bed bodies carry out vertical direction；
(2) burn-in test kinematic parameter is arranged in: the horizontal movement stroke and vertical movement stroke of setting CT bed body are concurrently set
The run duration interval of burn-in test and accumulated time；CT system adds up to be no more than 12 hours using the time in hospital daily,
CT system between two patients is generally 4 minutes using interval, and bed body is not at motion state in this time interval, institute
To need setting time interval when CT bed body burn-in test, time interval is set as 1.1 minutes by the present embodiment, and accumulated time is set
It is set to 24 hours, is recycled according to such mode, after test 24 hours, test effect is equal in the continuous normal use of hospital
7 days, substantially reduce the bed body burn-in test time；
(3) computer system sends the control command of movement in vertical direction to more push rod drivers, more push rods drives by industrial personal computer
Dynamic device sends bed body and rises or falls signal to push rod device, and push rod device drives the rising of CT bed body or descending motion；
(4) position sensor in .CT bed body gives push rod driver by push rod device feedback position signal, and push rod driver is incited somebody to action
Position signal feeds back to industrial personal computer, and whether in place industrial personal computer judges the vertical movement stroke of CT bed body, if vertical movement stroke is not
Combined aural and visual alarm alarm and feedback neutralization signal are then controlled in place to computer system to stop burn-in test；If vertical movement row
Journey then enters in next step in place；
(5) computer system sends horizontal servo motor of the control command to CT bed body of horizontal motion by industrial personal computer
Driver, horizontal servo motor driver send bed level signal to horizontal servo motor, and horizontal servo motor driven CT
Body horizontal movement；
(6) physical location of working condition and the bed body movement of horizontal servo electric machines test motor, and will test signal and pass through
Horizontal servo motor driver feeds back to industrial personal computer, and whether in place industrial personal computer judges the horizontal movement stroke of CT bed body, if horizontal
Movement travel is not in place, controls combined aural and visual alarm alarm and feedback neutralization signal to computer system to stop burn-in test；If
Horizontal movement Overstroke then enters in next step；
(7) enters movement space time, CT bed body stop motion；
(8) computer system judges whether to have reached the movement space time, if having reached, enters in next step；If not up to
It continues waiting for until reaching the movement space time；
(9) computer system judges whether to have reached burn-in test accumulated time, if having reached, enters in next step；If not
Arrival then returns to step (3) and carries out loop test；
(10) manually carries out visual inspection, and whether confirmation CT bed body needs to re-start test, tie if not needing to re-start test
If desired beam test re-starts test and then returns to step (3) progress loop test；Visual inspection includes the mechanical parts for confirming CT bed body
Whether there is the case where deforming because of aging and confirms whether bed body burn-in test leads to the mechanical noise for occurring abnormal；Such as
Fruit then needs replacing inoperative component because the failure of CT bed body occurs in burn-in test, and judges whether to need weight according to the actual situation
It is new to carry out bed body burn-in test, if terminating to test, which surveys there is no failing after burn-in test
It pinged.
Claims (6)
1. a kind of CT bed body ageing tester, it is characterised in that: including power supply system, computer system, industrial personal computer and push away more
Bar driver, the output end of power supply system respectively with the input terminal of computer system, the input terminal of industrial personal computer, more push rod drivers
Input terminal connection, be electrically connected between computer system and industrial personal computer, be electrically connected between industrial personal computer and more push rod drivers；It pushes away more
Bar driver is used to control the vertical movement of CT bed body and receive the feedback signal of CT bed body, and industrial personal computer is for controlling CT bed body
Horizontal movement and the feedback signal for receiving CT bed body.
2. a kind of CT bed body ageing tester as described in claim 1, it is characterised in that: be electrically connected in the computer system
It is connected to remote monitoring system.
3. a kind of CT bed body ageing tester as described in claim 1, it is characterised in that: be electrically connected on the industrial personal computer
Combined aural and visual alarm.
4. a kind of control method of CT bed body ageing tester, it is characterised in that: the following steps are included:
(1) push rod device of CT bed body is connect with more push rod drivers by serial communication by, the horizontal servo motor of CT bed body
Driver and industrial personal computer start power supply system by CAN bus communication connection；
(2) burn-in test kinematic parameter is arranged in: the horizontal movement stroke and vertical movement stroke of setting CT bed body are concurrently set
The run duration interval of burn-in test and accumulated time；
(3) computer system sends the control command of movement in vertical direction to more push rod drivers, more push rods drives by industrial personal computer
Dynamic device sends bed body and rises or falls signal to push rod device, and push rod device drives the rising of CT bed body or descending motion；
(4) position sensor in .CT bed body gives push rod driver by push rod device feedback position signal, and push rod driver is incited somebody to action
Position signal feeds back to industrial personal computer, and whether in place industrial personal computer judges the vertical movement stroke of CT bed body, if vertical movement stroke is not
Combined aural and visual alarm alarm and feedback neutralization signal are then controlled in place to computer system to stop burn-in test；If vertical movement row
Journey then enters in next step in place；
Computer system sends horizontal servo motor driven of the control command to CT bed body of horizontal motion by industrial personal computer
Device, horizontal servo motor driver send bed level signal to horizontal servo motor, horizontal servo motor driven CT bed body water
Flat movement；
(6) physical location of working condition and the bed body movement of horizontal servo electric machines test motor, and will test signal and pass through
Horizontal servo motor driver feeds back to industrial personal computer, and whether in place industrial personal computer judges the horizontal movement stroke of CT bed body, if horizontal
Movement travel is not in place, controls combined aural and visual alarm alarm and feedback neutralization signal to computer system to stop burn-in test；If
Horizontal movement Overstroke then enters in next step；
(7) enters movement space time, CT bed body stop motion；
(8) computer system judges whether to have reached the movement space time, if having reached, enters in next step；If not up to
It continues waiting for until reaching the movement space time；
Computer system judges whether to have reached burn-in test accumulated time, if having reached, enters in next step；If not reaching
It returns to step (3) and carries out loop test；
(10) manually carries out visual inspection, and whether confirmation CT bed body needs to re-start test, tie if not needing to re-start test
If desired beam test re-starts test and then returns to step (3) progress loop test.
5. a kind of CT bed body ageing tester as claimed in claim 4, it is characterised in that: when the movement of the burn-in test
Between interval be set as 1.1 minutes, accumulated time is set as 24 hours.
6. a kind of CT bed body ageing tester as claimed in claim 4, it is characterised in that: the computer system is by aging
The data record of test is stored into the hard disk of itself, and burn-in test report is automatically generated after test to be aging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910680224.4A CN110398388A (en) | 2019-07-26 | 2019-07-26 | A kind of CT bed body ageing tester and control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910680224.4A CN110398388A (en) | 2019-07-26 | 2019-07-26 | A kind of CT bed body ageing tester and control method |
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| CN110398388A true CN110398388A (en) | 2019-11-01 |
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| CN201910680224.4A Pending CN110398388A (en) | 2019-07-26 | 2019-07-26 | A kind of CT bed body ageing tester and control method |
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| CN109445410A (en) * | 2018-10-24 | 2019-03-08 | 华东理工大学 | The aging testing system and test method of motorized operating bed |
-
2019
- 2019-07-26 CN CN201910680224.4A patent/CN110398388A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11128800A (en) * | 1997-10-27 | 1999-05-18 | Fujitsu Ten Ltd | Applicator for adhesive |
| CN102508484A (en) * | 2011-11-02 | 2012-06-20 | 深圳市合信自动化技术有限公司 | Aging test method and system for servo driver |
| CN204287349U (en) * | 2014-12-09 | 2015-04-22 | 上海工程技术大学 | A kind of servo-driver ageing tester |
| KR20180115881A (en) * | 2017-04-14 | 2018-10-24 | 동의대학교 산학협력단 | Patient bed to prevent foot drop and bedsore |
| CN109100128A (en) * | 2018-08-17 | 2018-12-28 | 麒盛科技股份有限公司 | Simulate the intelligent bed ageing cycle test method and system of load-bearing |
| CN109445410A (en) * | 2018-10-24 | 2019-03-08 | 华东理工大学 | The aging testing system and test method of motorized operating bed |
Non-Patent Citations (1)
| Title |
|---|
| 于继铭: "基于AVR单片机的核磁共振仪床体运动控制与检测系统", 《万方数据知识服务平台》 * |
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Application publication date: 20191101 |
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