CN110108250B - Automatic testing device and testing method for release angle of mechanical protector with inclination angle - Google Patents
Automatic testing device and testing method for release angle of mechanical protector with inclination angle Download PDFInfo
- Publication number
- CN110108250B CN110108250B CN201910415478.3A CN201910415478A CN110108250B CN 110108250 B CN110108250 B CN 110108250B CN 201910415478 A CN201910415478 A CN 201910415478A CN 110108250 B CN110108250 B CN 110108250B
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- speed reducer
- turbine speed
- small electric
- electric turbine
- relay
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- 238000012360 testing method Methods 0.000 title claims abstract description 44
- 230000001012 protector Effects 0.000 title claims abstract description 35
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 73
- 238000000034 method Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
Abstract
The invention discloses an automatic testing device and a testing method for a release angle of an inclination angle mechanical fuse, which solve the problem of large testing error in the existing release angle test of the inclination angle mechanical fuse. A clamping seat (9) is arranged on the top end plate of the door-shaped swing frame (3), an inclination angle mechanical protector (10) is clamped in the clamping seat (9), a switch signal wire (11) is connected to a switch contact blade group (15) of the inclination angle mechanical protector (10), the other end of the switch signal wire (11) is electrically connected with a small electric turbine speed reducer electric controller (12), and the small electric turbine speed reducer electric controller is electrically connected with a small electric turbine speed reducer (7) through an electric control wire (13); an output shaft of the small electric turbine speed reducer is mechanically connected with the door-shaped swing frame (3), and a digital display angle measuring instrument (14) is arranged on the door-shaped swing frame. The invention has high release angle measurement precision and high test speed.
Description
Technical Field
The invention relates to a testing device for the release angle of an inclination angle mechanical protector in an underwater vehicle, in particular to a testing device and a testing method capable of automatically and accurately measuring the release angle of the inclination angle mechanical protector.
Background
In some underwater vehicles, an inclination angle mechanical safety device is provided, the inclination angle mechanical safety device is a safety mechanism for controlling the connection of related circuit switches in the vehicle through the inclination angle, and the working principle of the safety mechanism is as follows: the mechanical safety device comprises a mechanical safety device seat body, wherein a movable heavy hammer is arranged in the mechanical safety device seat body, a switch contact blade group of a control circuit is arranged below the movable heavy hammer, when the mechanical safety device seat body is inclined to a specified angle, the movable heavy hammer falls off, and after the movable heavy hammer falls off, the circuit where the two contact blade groups are positioned is connected, so that the release angle of the heavy hammer is an important control parameter of the mechanical safety device with the inclination angle. After the mechanical protector with the inclined angle is assembled, whether the release angle of the heavy hammer meets the design requirement or not needs to be tested, when the release angle is within the error of the design angle, the mechanical protector with the inclined angle is a qualified product, and if the release angle exceeds the error of the design angle, the mechanical protector with the inclined angle is a disqualified product. The existing release angle testing device of the inclination angle mechanical protector is composed of two parallel upright post frames, a swinging frame is arranged between the two parallel upright post frames, the tested inclination angle mechanical protector is fixed on the swinging frame, swinging of the swinging frame is controlled through a hand-operated turbine speed reducer, after the swinging frame swings for a certain angle, the tested inclination angle mechanical protector on the swinging frame can incline for a certain angle, when the inclination angle reaches the weight release angle, the weight is released, sounds are generated, a control circuit is connected, a side test person records the swinging angle of the swinging frame at the moment according to the sounds generated when the weight is released, and whether a product is qualified or not is judged according to the recorded angle; the existing testing device has the problems of large testing error, high testing labor intensity and low testing efficiency.
Disclosure of Invention
The invention provides an automatic testing device and a testing method for the release angle of an inclination angle mechanical safety device, which solve the technical problems of large visual angle error, large measurement difference caused by different shaking speeds of different operators, high testing labor intensity and low testing efficiency in the existing release angle testing of the inclination angle mechanical safety device.
The invention solves the technical problems by the following technical proposal:
the invention uses the switch contact blade group in the inclined angle mechanical protector as the collection point of the switch signal, and uses the collected switch signal to automatically control the swing control circuit of the test swing frame, thereby greatly improving the precision of the release angle test and the test efficiency.
The automatic testing device for the release angle of the mechanical protector of the inclination angle comprises a testing device base plate, wherein two parallel supporting columns of a door-shaped swing frame and a small electric turbine speed reducer seat are respectively arranged on the testing device base plate, the door-shaped swing frame is movably arranged at the top ends of the two parallel supporting columns of the door-shaped swing frame, the small electric turbine speed reducer seat is provided with a small electric turbine speed reducer, a clamping seat is arranged on a top end plate of the door-shaped swing frame, the mechanical protector of the inclination angle is clamped in the clamping seat, a switch signal wire is connected to a switch contact piece group of the mechanical protector of the inclination angle, the other end of the switch signal wire is electrically connected with an electric controller of the small electric turbine speed reducer, and the electric controller of the small electric turbine speed reducer is electrically connected with the small electric turbine speed reducer through the electric control wire; the output shaft of the small electric turbine speed reducer is mechanically connected with the door-shaped swing frame, a digital display angle measuring instrument is arranged on the door-shaped swing frame, and the digital display angle measuring instrument is electrically connected with the electric controller of the small electric turbine speed reducer.
A relay is arranged in the electric controller of the small electric turbine speed reducer, one end of a control coil of the relay is connected with the negative electrode of a control power supply of the relay coil, the positive electrode of the control power supply of the relay coil is connected with the other end of the control coil of the relay through a switch contact sheet group, one end of a normally-on contact of the relay is connected with the positive electrode of a power supply of the small electric turbine speed reducer, the negative electrode of the power supply of the small electric turbine speed reducer is connected with the positive power input end of the small electric turbine speed reducer, and the negative power input end of the small electric turbine speed reducer is connected with the other end of the normally-on contact of the relay through a knife switch.
A driven shaft bearing is arranged at the top ends of the left upright posts of the two parallel support upright posts of the door-shaped swing frame, and a driven shaft in the driven shaft bearing is fixedly connected with the left upright plate of the door-shaped swing frame; the left end of a driving shaft in the driving shaft bearing is fixedly connected with the right vertical plate of the portal swing frame, and the right end of the driving shaft in the driving shaft bearing is connected with an output shaft of the small electric turbine speed reducer through a coupler.
An automatic testing method for the release angle of a mechanical protector for an inclination angle comprises the following steps:
the method comprises the steps that a digital display angle measuring instrument is arranged on a side plate of a door-shaped swing frame, a clamping seat is arranged on a top end plate of the door-shaped swing frame, a tested inclination angle mechanical protector is clamped in the clamping seat, a switch signal wire is connected to a switch contact blade group of the inclination angle mechanical protector, one end of a control coil of a relay is connected with a negative electrode of a relay coil control power supply, the positive electrode of the relay coil control power supply is connected with the other end of the control coil of the relay through the switch contact blade group, one end of a normally-on contact of the relay is connected with the positive electrode of a power supply of a small electric turbine speed reducer, the negative electrode of the power supply of the small electric turbine speed reducer is connected with the positive power input end of the small electric turbine speed reducer, and the negative power input end of the small electric turbine speed reducer is connected with the other end of the normally-on contact of the relay through a knife switch;
secondly, a knife switch is switched on, the small electric turbine speed reducer drives the portal swing frame to start swinging, when a heavy hammer in the mechanical protector at an inclined angle falls off, a switch contact sheet group is switched on, a normally closed contact control coil of a relay is powered on, a normally closed contact connected in a power supply circuit of the small electric turbine speed reducer in series is switched off, a power supply of the small electric turbine speed reducer is cut off, the small electric turbine speed reducer stops rotating, and the portal swing frame stops swinging;
and thirdly, reading the angle displayed by the digital display angle measuring instrument, namely the release angle of the mechanical protector for the inclination angle.
The invention has high release angle measurement precision and high test speed, the replacement process of the tested product is realized by the quick clamping device, the replacement efficiency is high, and the production efficiency of the test is greatly improved.
Drawings
FIG. 1 is a schematic view of the mechanical structure of the present invention;
fig. 2 is a schematic diagram of the control circuit of the present invention.
Detailed Description
The invention is described in detail below with reference to the attached drawing figures:
the automatic testing device for the release angle of the mechanical protector of the inclination angle comprises a testing device base plate 1, wherein a door-shaped swing frame, two parallel support columns 2 and a small electric turbine speed reducer seat 8 are respectively arranged on the testing device base plate 1, a door-shaped swing frame 3 is movably arranged at the top ends of the door-shaped swing frame, two parallel support columns 2, a small electric turbine speed reducer 7 is arranged on the small electric turbine speed reducer seat 8, a clamping seat 9 is arranged on the top end plate of the door-shaped swing frame 3, an inclination angle mechanical protector 10 is clamped in the clamping seat 9, a switch signal wire 11 is connected to a switch contact blade group 15 of the inclination angle mechanical protector 10, the other end of the switch signal wire 11 is electrically connected with a small electric turbine speed reducer electric controller 12, and the small electric turbine speed reducer electric controller 12 is electrically connected with the small electric turbine speed reducer 7 through an electric control wire 13; the output shaft of the small electric turbine speed reducer 7 is mechanically connected with the portal swing frame 3, a digital display angle measuring instrument 14 is arranged on the portal swing frame 3, and the digital display angle measuring instrument 14 is electrically connected with the electric controller 12 of the small electric turbine speed reducer.
A relay 16 is arranged in the small electric turbine speed reducer electric controller 12, one end of a control coil of the relay 16 is connected with the negative electrode of a relay coil control power supply 17, the positive electrode of the relay coil control power supply 17 is connected with the other end of the control coil of the relay 16 through a switch contact blade group 15, one end of a normally-on contact of the relay 16 is connected with the positive electrode of a small electric turbine speed reducer power supply 19, the negative electrode of the small electric turbine speed reducer power supply 19 is connected with the positive power input end of the small electric turbine speed reducer 7, and the negative power input end of the small electric turbine speed reducer 7 is connected with the other end of the normally-on contact of the relay 16 through a knife switch 18; a single-chip microcomputer can be arranged in the small-sized electric turbine speed reducer electric controller 12, the switch-on of the knife switch 18 is controlled through the single-chip microcomputer, and the release angle signal measured by the digital display angle measuring instrument 14 is received through the single-chip microcomputer and stored and recorded.
A driven shaft bearing 4 is arranged at the top ends of the left upright posts of the two parallel support upright posts 2 of the portal-shaped swing frame, and a driven shaft in the driven shaft bearing 4 is fixedly connected with the left upright plate of the portal-shaped swing frame 3; the top ends of the right upright posts of the two parallel support upright posts 2 of the portal swing frame are provided with a driving shaft bearing 5, the left end of a driving shaft in the driving shaft bearing 5 is fixedly connected with the right upright plate of the portal swing frame 3, and the right end of the driving shaft in the driving shaft bearing 5 is connected with the output shaft of the small-sized electric turbine speed reducer 7 through a coupler 6.
An automatic testing method for the release angle of a mechanical protector for an inclination angle comprises the following steps:
the method comprises the steps that a digital display angle measuring instrument 14 is arranged on a side plate of a door-shaped swinging frame 3, a clamping seat 9 is arranged on a top end plate of the door-shaped swinging frame 3, a tested inclined angle mechanical protector 10 is clamped in the clamping seat 9, a switch signal wire 11 is connected to a switch contact blade group 15 of the inclined angle mechanical protector 10, one end of a control coil of a relay 16 is connected with a negative electrode of a relay coil control power supply 17, the positive electrode of the relay coil control power supply 17 is connected with the other end of the control coil of the relay 16 through the switch contact blade group 15, one end of a normally-on contact of the relay 16 is connected with the positive electrode of a power supply 19 of a small electric turbine speed reducer, the negative electrode of the power supply 19 of the small electric turbine speed reducer is connected with the positive end of a power supply input of the small electric turbine speed reducer 7, and the negative end of the power supply input of the small electric turbine speed reducer 7 is connected with the other end of the normally-on contact of the relay 16 through a knife switch 18;
secondly, a knife switch 18 is switched on, the small electric turbine speed reducer 7 drives the portal swing frame 3 to start swinging, when a heavy hammer in the inclination angle mechanical safety device 10 falls off, a switch contact blade group 15 is switched on, a normally closed contact control coil of a relay 16 is powered on, a normally closed contact connected in a power supply circuit of the small electric turbine speed reducer 7 in series is switched off, a power supply of the small electric turbine speed reducer 7 is cut off, the small electric turbine speed reducer 7 stops rotating, and the portal swing frame 3 stops swinging;
step three, reading the angle displayed by the digital display angle measuring instrument 14, namely the release angle of the mechanical protector of the inclination angle; the release angle signal measured by the digital display angle measuring instrument 14 is received through a singlechip arranged in the small electric turbine speed reducer electric controller 12, and the test value is judged whether to be a qualified product or not through a technical requirement measuring range built in a program.
Claims (4)
1. The automatic testing device for the release angle of the mechanical protector of the inclination angle comprises a testing device base plate (1), wherein two parallel supporting columns (2) of a door-shaped swing frame and a small electric turbine speed reducer seat (8) are respectively arranged on the testing device base plate (1), the door-shaped swing frame (3) is movably arranged at the top ends of the two parallel supporting columns (2) of the door-shaped swing frame, the small electric turbine speed reducer seat (8) is provided with a small electric turbine speed reducer (7), and the automatic testing device is characterized in that a clamping seat (9) is arranged on a top end plate of the door-shaped swing frame (3), an inclination angle mechanical protector (10) is clamped in the clamping seat (9), a switch signal wire (11) is connected to a switch contact sheet group (15) of the inclination angle mechanical protector (10), the other end of the switch signal wire (11) is electrically connected with a small electric turbine speed reducer (12), and the small electric turbine speed reducer (12) is electrically connected with the small electric turbine speed reducer (7) through an electric control wire (13); the output shaft of the small electric turbine speed reducer (7) is mechanically connected with the portal swing frame (3), a digital display angle measuring instrument (14) is arranged on the portal swing frame (3), and the digital display angle measuring instrument (14) is electrically connected with the electric controller (12) of the small electric turbine speed reducer.
2. The automatic testing device for the release angle of the mechanical safety device of the inclination angle according to claim 1 is characterized in that a relay (16) is arranged in an electric controller (12) of the small electric turbine speed reducer, one end of a control coil of the relay (16) is connected with a negative electrode of a control power supply (17) of the relay coil, the positive electrode of the control power supply (17) of the relay coil is connected with the other end of the control coil of the relay (16) through a switch contact blade group (15), one end of a normally-on contact of the relay (16) is connected with the positive electrode of a power supply (19) of the small electric turbine speed reducer, the negative electrode of the power supply (19) of the small electric turbine speed reducer is connected with the positive power input end of the small electric turbine speed reducer (7), and the negative power input end of the small electric turbine speed reducer (7) is connected with the other end of the normally-on contact of the relay (16) through a knife switch (18).
3. The automatic testing device for the release angle of the mechanical safety device for the inclination angle according to claim 1 is characterized in that a driven shaft bearing (4) is arranged at the top end of the left upright post of the two parallel support upright posts (2) of the inverted V-shaped swinging frame, and a driven shaft in the driven shaft bearing (4) is fixedly connected with the left upright plate of the inverted V-shaped swinging frame (3); the top ends of the right upright posts of the two parallel support upright posts (2) of the portal swing frame are provided with a driving shaft bearing (5), the left end of a driving shaft in the driving shaft bearing (5) is fixedly connected with the right upright plate of the portal swing frame (3), and the right end of the driving shaft in the driving shaft bearing (5) is connected with the output shaft of the small-sized electric turbine speed reducer (7) through a coupler (6).
4. An automatic testing method for the release angle of a mechanical protector for an inclination angle comprises the following steps:
the method comprises the steps that a digital display angle measuring instrument (14) is arranged on a side plate of a door-shaped swinging frame (3), a clamping seat (9) is arranged on a top end plate of the door-shaped swinging frame (3), an inclination angle mechanical protector (10) which is tested is clamped in the clamping seat (9), a switch contact blade group (15) of the inclination angle mechanical protector (10) is connected with a switch signal wire (11), one end of a control coil of a relay (16) is connected with a negative electrode of a relay coil control power supply (17), the positive electrode of the relay coil control power supply (17) is connected with the other end of the control coil of the relay (16) through the switch contact blade group (15), one end of a normally-on contact of the relay (16) is connected with the positive electrode of a power supply (19) of a small electric turbine speed reducer, the negative electrode of the power supply (19) of the small electric turbine speed reducer is connected with the positive power input end of the small electric turbine speed reducer (7), and the negative power input end of the small electric turbine speed reducer (7) is connected with the other end of the relay contact (16) through a switch blade switch (18);
secondly, a knife switch (18) is switched on, the small electric turbine speed reducer (7) drives the door-shaped swing frame (3) to start swinging, when a heavy hammer in the inclination angle mechanical safety device (10) falls off, a switch contact blade group (15) is switched on, a normally closed contact control coil of the relay (16) is powered on, a normally closed contact connected in a power supply circuit of the small electric turbine speed reducer (7) in series is switched off, the power supply of the small electric turbine speed reducer (7) is cut off, the small electric turbine speed reducer (7) stops rotating, and the door-shaped swing frame (3) stops swinging;
and thirdly, reading the angle displayed by the digital display angle measuring instrument (14), namely the release angle of the mechanical protector for the inclination angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415478.3A CN110108250B (en) | 2019-05-18 | 2019-05-18 | Automatic testing device and testing method for release angle of mechanical protector with inclination angle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415478.3A CN110108250B (en) | 2019-05-18 | 2019-05-18 | Automatic testing device and testing method for release angle of mechanical protector with inclination angle |
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| Publication Number | Publication Date |
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| CN110108250A CN110108250A (en) | 2019-08-09 |
| CN110108250B true CN110108250B (en) | 2023-12-19 |
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| CN201910415478.3A Active CN110108250B (en) | 2019-05-18 | 2019-05-18 | Automatic testing device and testing method for release angle of mechanical protector with inclination angle |
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| CN115596193A (en) * | 2022-11-10 | 2023-01-13 | 重庆品智建设工程质量检测有限公司（Cn） | Leveling method for high-altitude operation hanging basket |
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|---|---|
| CN110108250A (en) | 2019-08-09 |
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