CN113110013A - Delay time testing arrangement - Google Patents
Delay time testing arrangement Download PDFInfo
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- CN113110013A CN113110013A CN202110359619.1A CN202110359619A CN113110013A CN 113110013 A CN113110013 A CN 113110013A CN 202110359619 A CN202110359619 A CN 202110359619A CN 113110013 A CN113110013 A CN 113110013A
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- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims description 23
- 238000007599 discharging Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
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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
- G01M13/00—Testing of machine parts
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a delay time testing device, comprising: the device comprises a box body, wherein an interface device is arranged on the upper surface of the box body and is matched with a port of a workpiece to be tested, a pressure kettle connected with the interface device is arranged in the box body and is used for forming a sealed cavity after the workpiece to be tested and the pressure kettle are installed, and compressed air is introduced to simulate the working environment of the workpiece to be tested; the impeller driving device and the timing device are arranged in the box body and connected with the interface device, the impeller driving device is used for driving an impeller of a port of the workpiece to be tested, and the timing device is used for recording delay time of the workpiece to be tested. The variable of the workpiece to be detected is synchronously applied to the workpiece to be detected, so that the performance index of the workpiece to be detected can be verified in one-time detection, the detection time is shortened, and the production efficiency is improved.
Description
Technical Field
The invention relates to the field of machining, in particular to a delay time testing device.
Background
In a hydraulic mechanical delay mechanism in an underwater vehicle, delay time of each stage in the hydraulic mechanical delay mechanism needs to be tested, and reliability of a delay process of the hydraulic mechanical delay mechanism is recorded, so that the prior art cannot meet the requirement of quickly and accurately measuring the delay time.
Disclosure of Invention
In order to solve the above problems, the present invention provides a delay time measuring device, including: the device comprises a box body, wherein an interface device is arranged on the upper surface of the box body and is matched with a port of a workpiece to be tested, a pressure kettle connected with the interface device is arranged in the box body and is used for forming a sealed cavity after the workpiece to be tested and the pressure kettle are installed, and compressed air is introduced to simulate the working environment of the workpiece to be tested; the impeller driving device and the timing device are arranged in the box body and connected with the interface device, the impeller driving device is used for driving an impeller of a port of the workpiece to be tested, and the timing device is used for recording delay time of the workpiece to be tested.
Optionally, the servo motor and the servo driver are electrically connected, the servo motor is connected with the interface device and adapted to the impeller to drive the impeller to rotate, and the servo driver is used for controlling the servo motor.
Optionally, the system further includes a state monitoring module and a time monitoring module, the state monitoring module is electrically connected to the interface device and is configured to monitor a delay stage where the workpiece to be tested is located, and the time monitoring module is configured to test a delay time of the delay stage where the workpiece to be tested is located.
Optionally, one side of the box body is provided with a control panel, and the control panel comprises a display panel and an adjusting device.
Optionally, the system comprises a rotating speed display panel electrically connected with the impeller driving device, a pressure gauge connected with the pressure kettle, a state display panel electrically connected with the state monitoring module, and a time display panel electrically connected with the time monitoring module.
Optionally, a charging and discharging valve and a metering calibration interface are connected with the pressure kettle; and the rotating speed adjusting knob is connected with the impeller driving device.
Optionally, the control panel further includes a starting device electrically connected to the impeller driving device, an emergency stop device, and a reset device.
The technical scheme has the following beneficial effects: when the delay time of the workpiece to be detected is detected, external pressure simulation is carried out by introducing compressed air with a preset value into the pressure kettle, the impeller driving device is arranged to drive the impeller to rotate, the rotating speed of the impeller of the workpiece to be detected is simulated, and the timing device measures the delay time of each stage after the device is started. A plurality of variables are synchronously applied to the tested product, so that the delay time and the delay state of the product can be verified in one detection, the detection time is shortened, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of an internal structure of a delay time testing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic external structural diagram of a delay time testing apparatus according to an embodiment of the present invention.
Reference numerals: 1-box body 2-interface device 3-pressure kettle 4-impeller driving device 5-timing device 6-display device 601-rotating speed display panel 602-pressure gauge 603-state display panel 604-time display panel 7-adjusting device 701-charging and discharging valve 702-metering calibration interface 703-rotating speed adjusting knob 8-starting device 9-emergency stop device 10-resetting device 11-starting switch 12-power interface 13-switching power supply
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A delay protection mechanism of an underwater vehicle has three kinds of delays, the first delay uses impeller rotation as power, firstly, water flow can drive the impeller to rotate, the delay is transmitted to a speed reducing mechanism, after the delay of the speed reducing mechanism is finished, under the action of water pressure, a water pressure rod shifts, a delay mechanism starts to travel, the travel time of the delay mechanism drives a fluted disc to rotate to a certain angle, a brake oscillating bar jumps to realize first mechanical delay, a gear continues to rotate and then jumps again to realize second delay, the action of water flow is simultaneously simulated to drive the impeller to rotate, and the water pressure rod shifts to release the delay mechanism by simulating water pressure, and the accurate measurement of delay time after various parameters are superposed cannot be realized in the prior art.
In order to solve the above problem, an embodiment of the present invention provides a delay time measuring apparatus, including: the testing device comprises a box body 1, wherein an interface device 2 is arranged on the upper surface of the box body 1, the interface device 2 is matched with a port of a workpiece to be tested, a pressure kettle 3 connected with the interface device 2 is arranged inside the box body 1 and used for forming a sealed cavity after the workpiece to be tested and the pressure kettle 3 are installed, and compressed air is introduced to simulate the working environment of the workpiece to be tested; an impeller driving device 4 and a timing device 5 which are connected with the interface device 2 are arranged inside the box body 1, the impeller driving device 4 is used for driving an impeller of a port of the workpiece to be tested, and the timing device 5 is used for recording the delay time of the workpiece to be tested.
When the workpiece to be detected and the interface device 2 are installed in place, the workpiece to be detected and the pressure kettle 3 form a sealed cavity, compressed air is introduced to reach a specified value, and external water pressure borne by a product to be detected is simulated; meanwhile, the interface device 2 is matched with a port of the workpiece to be detected, the impeller of the workpiece to be detected is driven to rotate through the impeller driving device 4, and the delay time of the workpiece to be detected is measured through the timing device 5. The variables of the two workpieces to be tested are synchronously applied to the products to be tested, and a plurality of performance indexes of the products can be verified in one-time detection. The device is used for parameter detection, so that the measurement time is shortened, and the production efficiency is improved.
The device is used as follows: after the use is started, the impeller driving device 4 drives the impeller to start rotating, the impeller is driven to rotate by simulating the action of water flow, the first-stage speed reducing mechanism is started to time delay synchronously when the impeller starts to rotate, the workpiece to be detected is automatically switched on a first group of switching signals and starts the mechanical time delay of the next stage after the time delay of the first-stage speed reducing mechanism is finished, and at the moment, the time delay testing device identifies the signals and records the complete time delay of the speed reducing mechanism. When the time is continuously carried out, the mechanical time delay of the next stage is started, the mechanical time delay of the next stage is realized by simulating water pressure by compressed air to enable a water pressure rod to shift to release a time delay mechanism, the time delay mechanism starts to time, a fluted disc of the time delay mechanism rotates to a certain angle and then controls a swing rod to act, a workpiece to be detected is automatically connected with a second group of switch signals, and a time delay time testing device identifies the signals and records the time delay time of the stage; and after the time delay mechanism continues to travel, the third group of switch signals are switched on, and the time delay time testing device identifies the signals and records the time delay time of the stage. And completing the test recording of the delay time of three types of delay.
As a possible implementation manner, the device further includes a servo motor and a servo driver, which are electrically connected, the servo motor is connected with the interface device 2 and is adapted to the impeller to drive the impeller to rotate, and the servo driver is used for controlling the servo motor.
The servo motor is connected with the interface device 2 and is matched with the impeller, the servo driver provides power for the servo motor, the servo motor rotates to drive the impeller to rotate, and the servo driver can adjust the rotating speed of the servo motor.
As a possible implementation manner, the system comprises a state monitoring module and a time monitoring module, wherein the state monitoring module is electrically connected to the interface device 2 and is used for monitoring the delay stage of the workpiece to be tested, and the time monitoring module is used for testing the delay time of the delay stage of the workpiece to be tested.
The state monitoring module monitors the change of the states of the three groups of switches of the workpiece to be detected and judges the delay stage of the workpiece to be detected. And sending the stage state data to a time monitoring module, wherein the time monitoring module measures the delay time of each stage according to the stage state data.
As a possible embodiment, one face of the box 1 is provided with a control panel, which comprises a display panel 6 and an adjusting device 7.
Various parameters of a product to be detected can be visually obtained through the display panel 6 on the control panel, the adjusting device 7 can be adjusted according to the parameters of the display panel 6 and preset parameters, and then the parameters of the device are adjusted to be suitable for a measuring state so as to simulate various parameters of the environment when the workpiece to be detected is actually used, and the accuracy of measured data is improved.
The control panel is also provided with a power interface 12, and the power interface 12 and the starting switch 11 are electrically connected with a switch power supply 13 in the box body 1.
As a possible embodiment, a rotation speed display panel 601 electrically connected to the impeller driving device 4, a pressure gauge 602 connected to the autoclave 3, a status display panel 603 electrically connected to the status monitoring module, and a time display panel 604 electrically connected to the time monitoring module.
The rotation speed display panel 601 is electrically connected to the impeller driving device 4, and displays the rotation speed of the impeller driving device 4, that is, the rotation speed of the impeller.
The pressure gauge 602 is connected with the pressure vessel 3, a sealed cavity is formed after the workpiece to be detected and the interface device 2 are mounted, compressed air is introduced into the sealed cavity, whether the pressure in the pressure vessel 3 reaches a preset value or not is observed according to the display of the pressure gauge 602, and whether the compressed air is continuously introduced or not is determined according to the display value of the pressure gauge 602.
The state display panel 603 monitors states and displays results according to the opening of the three groups of switches of the workpiece to be detected, specifically: when the impeller starts to rotate, the impeller is regarded as first-stage delay starting, when the first group of switching signals are started, the impeller is regarded as second-stage delay starting, and the first-stage delay is finished; when the second group of switch signals are turned on, the third-stage delay is started, and the second-stage delay is finished; the third stage delay is ended when the third set of switch signals is on.
The time display panel 604 performs timing of the stage delay time according to the state of each stage of the workpiece to be detected, specifically: starting the timing of the first-stage delay time when the impeller starts to rotate, finishing the timing of the first-stage delay time when the first group of switch signals are turned on, starting the timing of the second-stage delay time, and displaying the first-stage delay time on the time display panel 604; when the second group of switch signals is turned on, the timing of the second-stage delay time is finished, the timing of the third-stage delay time is started, and the second-stage delay time is displayed on the time display panel 604; when the third set of switch signals is turned on, the timing of the third stage delay time is finished and the third stage delay time is displayed on the time display panel 604.
As an optional implementation manner, the delay times of the three stages may be displayed on the panel one by one, or may be displayed on the panel entirely, and in order to compare the delay times of the multiple workpieces to be tested, the time display panel 604 may further store delay time data of the multiple workpieces to be tested, and each stage is displayed correspondingly.
As a possible embodiment, a charging and discharging valve 701 and a metering calibration interface 702 connected to the autoclave 3; and a rotation speed adjusting knob 703 connected to the impeller driving unit 4.
The inflation and deflation valve 701 can control the admission or release of compressed air, the inflation and deflation valve 701 is controlled to enable the compressed air to continue to enter when the pressure in the pressure kettle 3 is insufficient, and the inflation and deflation valve 701 is controlled to enable the compressed air to release when the pressure in the pressure kettle 3 is overhigh, so that the purpose that the pressure in the pressure kettle 3 is a preset value is achieved.
The metering calibration interface 702 is used to calibrate the respective operating voltages of the device.
As a possible embodiment, the control panel further comprises a starting device 8, an emergency stop device 9 and a reset device 10 electrically connected to the impeller driving device 4.
The starting device 8 is used for starting the impeller driving device 4, the emergency stop device 9 is used for emergency stop of the impeller driving device 4, and the reset device 10 is used for restoring the impeller driving device 4.
In a preferred embodiment, the impeller driving device 4 further comprises a power supply device, and the power supply device can be arranged in the device or can be externally connected with the device.
The technical scheme has the following beneficial effects: when the delay time of the workpiece to be detected is detected, external pressure simulation is carried out by introducing compressed air with a preset value into the pressure kettle 3, the impeller driving device 4 is arranged to drive the impeller to rotate, the rotating speed of the impeller of the workpiece to be detected is simulated, and the timing device 5 measures the delay time of each stage after the device is started. A plurality of variables are synchronously applied to the tested product, so that the delay time and the delay state of the product can be verified in one detection, the detection time is shortened, and the production efficiency is improved.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A delay time testing apparatus, comprising:
the device comprises a box body, wherein an interface device is arranged on the upper surface of the box body and is matched with a port of a workpiece to be tested, a pressure kettle connected with the interface device is arranged in the box body and is used for forming a sealed cavity after the workpiece to be tested and the pressure kettle are installed, and compressed air is introduced to simulate the working environment of the workpiece to be tested;
the impeller driving device and the timing device are arranged in the box body and connected with the interface device, the impeller driving device is used for driving an impeller of a port of the workpiece to be tested, and the timing device is used for recording delay time of the workpiece to be tested.
2. The delay time testing apparatus of claim 1, wherein the impeller driving means comprises:
the servo motor is electrically connected with the interface device and is matched with the impeller to drive the impeller to rotate, and the servo driver is used for controlling the servo motor.
3. The delay time testing apparatus of claim 1, wherein the timing means comprises:
the system comprises an electrically connected state monitoring module and a time monitoring module, wherein the state monitoring module is electrically connected with the interface device and is used for monitoring the delay stage of the workpiece to be tested, and the time monitoring module is used for testing the delay time of the delay stage of the workpiece to be tested.
4. The delay time testing apparatus of claim 1, wherein:
one side of box is equipped with control panel, control panel includes display panel and adjusting device.
5. The delay time test apparatus of claim 4, wherein the display apparatus comprises:
the device comprises a rotating speed display panel electrically connected with the impeller driving device, a pressure gauge connected with the pressure kettle, a state display panel electrically connected with the state monitoring module and a time display panel electrically connected with the time monitoring module.
6. The delay time testing apparatus of claim 4, wherein the adjusting means comprises:
the charging and discharging valve and the metering calibration interface are connected with the pressure kettle;
and the rotating speed adjusting knob is connected with the impeller driving device.
7. The delay time test apparatus of claim 4, wherein:
the control panel also comprises a starting device, an emergency stop device and a reset device which are electrically connected with the impeller driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110359619.1A CN113110013B (en) | 2021-04-02 | 2021-04-02 | Delay time testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110359619.1A CN113110013B (en) | 2021-04-02 | 2021-04-02 | Delay time testing device |
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| CN113110013A true CN113110013A (en) | 2021-07-13 |
| CN113110013B CN113110013B (en) | 2024-05-28 |
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| CN202110359619.1A Active CN113110013B (en) | 2021-04-02 | 2021-04-02 | Delay time testing device |
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| CN110977750A (en) * | 2019-05-18 | 2020-04-10 | 清华大学 | Pressure control device and chemical mechanical polishing device |
| CN214540422U (en) * | 2021-04-02 | 2021-10-29 | 山西汾西重工有限责任公司 | Delay time testing arrangement |
-
2021
- 2021-04-02 CN CN202110359619.1A patent/CN113110013B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050182609A1 (en) * | 2004-02-14 | 2005-08-18 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Method and system for simulating a manual operating device |
| CN101322028A (en) * | 2005-06-01 | 2008-12-10 | Jspm公司 | Method for inspecting the state of a rotating machine drive shaft |
| CN103127882A (en) * | 2013-01-31 | 2013-06-05 | 宁波职业技术学院 | Method to continuously add anhydrous aluminum trichloride catalysts |
| CN104536280A (en) * | 2014-12-28 | 2015-04-22 | 吉林市江机民科实业有限公司 | Online time measuring instrument of fuse clock mechanism |
| CN106481309A (en) * | 2015-08-31 | 2017-03-08 | 地球动力学公司 | Hydraulic Delay Toe Valve System And Method |
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| CN113110013B (en) | 2024-05-28 |
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