CN110274719B - Force measuring device for ejection hook and test method thereof - Google Patents
Force measuring device for ejection hook and test method thereof Download PDFInfo
- Publication number
- CN110274719B CN110274719B CN201910505155.3A CN201910505155A CN110274719B CN 110274719 B CN110274719 B CN 110274719B CN 201910505155 A CN201910505155 A CN 201910505155A CN 110274719 B CN110274719 B CN 110274719B
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- hook
- ejection
- force measuring
- measuring device
- mounting frame
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- 238000010998 test method Methods 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0033—Force sensors associated with force applying means applying a pulling force
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention relates to a force measuring device of an ejection hook and a test method thereof, comprising a mounting frame, the ejection hook arranged on the mounting frame, and a force measuring device of the ejection hook arranged on the mounting frame for realizing the ejection of the hook, which comprises the following specific steps: s1: fixing; s2: locking; s3: loading; s4: zeroing; s5: checking; the display meter is fixed in the mounting frame and is connected with the sensor through a cable for reading the numerical value of the sensor, and meanwhile, the display meter has a peak value recording function and can record the maximum tension value of the sensor.
Description
Technical Field
The invention relates to the field of force measurement of an aviation ejection hook, in particular to a force measurement device of an ejection hook and a test method thereof.
Background
In actual use, the same kind of bullet hanging hook needs to launch a plurality of kinds of suspended objects with different types and specifications, the gravity centers of the suspended objects are often not just in the center of the launched hook, and the deflection of the gravity centers of the suspended objects can cause the angular displacement and the angular velocity of the suspended objects when the suspended objects leave the machine, so that under the mounting state, the unlocking force of the bullet hanging hook needs to be measured, the force measuring device needs to be used for detecting because the space of the bullet hanging hook is narrow, the measuring difficulty is high, the force measuring device is used for detecting, the traditional hydraulic machine is used for quantitatively measuring the force, the test effect is poor, the manual test force is not large enough, and the detection result cannot be accurately measured and recorded.
Disclosure of Invention
In order to solve the above problems, the present invention provides a force measuring device for ejecting a hook and a testing method thereof.
The force measuring device comprises a mounting frame, an ejection hook arranged on the mounting frame and a force measuring device arranged on the mounting frame and used for realizing force measurement of the ejection hook.
The force measuring ejection hook force measuring device comprises a clamp body, a force applying rod, an adjusting device arranged at one end of the clamp body and used for adjusting the placing direction of the force applying rod, a display meter matched with the adjusting device and used for displaying and reading a force measuring value and having a peak value recording function, and a locking device arranged at one end of the clamp body far away from the adjusting device and used for locking.
The adjusting device comprises a guide screw rod which is in threaded connection with the adjusting nut and is fixed on the clamp body through a limit screw, a sensor which is arranged on the guide screw rod through a set screw, and a mandril which is arranged on the sensor, wherein the sensor is connected with the display meter through a cable.
The display meter is fixed in the mounting frame.
The locking device comprises a screw rod fixed on the clamp body through a cylindrical pin and a stress block fixed on the clamp body through a butterfly nut.
A test method of a force measuring device for ejecting a bullet hanging hook comprises the following specific steps:
s1: fixing: fixing an ejection hook on a mounting frame, and fixing a force measuring device of the force measuring ejection hook on the ejection hook;
s2: locking: locking the ejection hook by using a force-bearing block and a butterfly nut, wherein the hook lever is lapped on the ejection hook unlocking rocker arm, and the ejector rod is aligned with the ejection hook unlocking rocker arm;
s3: loading: the left side hook of the ejection hook is loaded with 7600+/-100 kgf and the right side hook is loaded with 5500+/-100 kgf through the mounting rack and kept consistent;
s4: zeroing: the data of the display meter is zeroed, the ejector rod moves backwards through the rotation of the adjusting nut of the stressing rod, and the ejector rod presses the ejection hook unlocking rocker arm to enable the ejection hook unlocking rocker arm to rotate around the shaft;
s5: viewing: until the ejection hook unlocking rocker arm is separated from the hook lever, the hook is unlocked, and whether the numerical value of the display table is in the range of 50-120kgf is checked.
The beneficial effects of the invention are as follows: the display meter is fixed in the mounting frame and is connected with the sensor through the cable, so that the display meter is used for reading the numerical value of the sensor, has a peak value recording function, can record the maximum tension value of the sensor, and can perform testing and peak value recording directly through tension force compared with the traditional hydraulic quantitative pulling and gradually pressurizing to finish force measurement.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of an assembled structure of the present invention;
FIG. 2 is a schematic diagram of a front view structure of the present invention;
FIG. 3 is a schematic view of the construction of the stress application lever of the present invention.
Detailed Description
The present invention will be further described in the following to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present invention easy to understand.
As shown in fig. 1 to 3, a force measuring device for ejecting a bullet hanging hook comprises a mounting frame 14, an ejection bullet hanging hook 15 arranged on the mounting frame 14, and a force measuring device 16 for ejecting the bullet hanging hook 15 arranged on the mounting frame 14.
The display meter 8 is fixed in the mounting frame 14 and is connected with the sensor 5 through a cable for reading the numerical value of the sensor 5, meanwhile, the display meter 8 has a peak value recording function, and can record the maximum tension value of the sensor 5.
The ejection hook 15 comprises a hook 19, a hook lever 18 matched with the hook 19, and an ejection hook unlocking rocker 17 matched with the hook lever 18.
The force measuring ejection hook force measuring device 16 comprises a clamp body 1, a force applying rod 13, an adjusting device arranged at one end of the clamp body 1 and used for adjusting the placing direction of the force applying rod 13, a display meter 8 matched with the adjusting device and used for displaying and reading force measuring values and having a peak value recording function, and a locking device arranged at one end of the clamp body 1 far away from the adjusting device and used for locking.
The adjusting device comprises a guide screw rod 2 which is in threaded connection with an adjusting nut 3 and is fixed on the clamp body 1 through a limit screw 4, a sensor 5 which is arranged on the guide screw rod 2 through a set screw 6, and a mandril 7 which is arranged on the sensor 5, wherein the sensor 5 is connected with a display meter 8 through a cable.
The display table 8 is fixed in the mounting frame 14.
The locking device comprises a screw 11 fixed on the clamp body 1 through a cylindrical pin 9 and a stress block 10 fixed on the clamp body 1 through a wing nut 12.
A test method of a force measuring device for ejecting a bullet hanging hook comprises the following specific steps:
s1: fixing: the ejection hook 15 is fixed on the mounting rack 14, and the force measuring ejection hook force measuring device 16 is fixed on the ejection hook 15;
s2: locking: locking the ejection hook 15 by using the stress block 10 and the butterfly nut 12, wherein the hook lever 18 is lapped on the ejection hook unlocking rocker 17, and the ejector rod 7 is aligned with the ejection hook unlocking rocker 17;
s3: loading: the left side hook of the ejection hook 15 is loaded with 7600+/-100 kgf through the mounting rack 14, and the right side hook is loaded with 5500+/-100 kgf and is kept consistent;
s4: zeroing: the data of the display meter 8 is zeroed, the push rod 7 moves backwards by rotating the adjusting nut 3 through the stressing rod 13, the push rod 7 presses the ejection hook unlocking rocker 17, and the ejection hook unlocking rocker 17 rotates around the shaft;
s5: viewing: until the ejection hook unlocking rocker arm 17 is separated from the hook lever 18, the hook 19 is unlocked, and whether the numerical value of the display table 8 is in the range of 50-120kgf or not is checked, namely, the numerical value is unqualified.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. Force measuring device of ejection string of bullet hook, including being used for placing the mount (14) of ejection string of bullet hook (15), its characterized in that: the force measuring device (16) is arranged on the mounting frame (14) and used for realizing force measuring ejection of the ejection hook (15); the force measuring ejection hook force measuring device (16) comprises a clamp body (1) and a force applying rod (13), an adjusting device arranged at one end of the clamp body (1) and used for adjusting the placing direction of the force applying rod (13), a display meter (8) matched with the adjusting device and used for displaying and reading force measuring values and having a peak value recording function, and a locking device arranged at one end of the clamp body (1) far away from the adjusting device and used for locking; the adjusting device comprises a guide screw (2) which is in threaded connection with an adjusting nut (3) and is fixed on the clamp body (1) through a limit screw (4), a sensor (5) which is arranged on the guide screw (2) through a locating screw (6), and a push rod (7) which is arranged on the sensor (5), wherein the sensor (5) is connected with a display meter (8) through a cable; the display meter (8) is fixed in the mounting frame (14); the locking device comprises a screw rod (11) fixed on the clamp body (1) through a cylindrical pin (9), and a stress block (10) fixed on the clamp body (1) through a butterfly nut (12).
2. A method of testing a force measuring device using an ejector hook according to claim 1, characterized by: the method comprises the following specific steps:
s1: fixing: the ejection hook (15) is fixed on the mounting frame (14), and the force measuring ejection hook force measuring device (16) is fixed on the ejection hook (15);
s2: locking: locking the ejection hook (15) by using a stress block (10) and a butterfly nut (12), wherein a hook lever (18) is lapped on an ejection hook unlocking rocker arm (17), and meanwhile, a push rod (7) is aligned with the ejection hook unlocking rocker arm (17);
s3: loading: the left side hook of the ejection hook (15) is loaded with 7600+/-100 kgf and the right side hook is loaded with 5500+/-100 kgf through the mounting frame (14) and kept consistent;
s4: zeroing: the data of the display meter (8) is zeroed, the ejector rod (7) moves backwards by rotating the adjusting nut (3) through the stressing rod (13), the ejector rod (7) presses the ejection hook unlocking rocker (17) to enable the ejection hook unlocking rocker (17) to rotate around the shaft;
s5: viewing: until the ejection of the rocker arm (17) for unlocking the hook is separated from the hook lever (18), the hook (19) is unlocked, and whether the numerical value of the display table (8) is within the range of 50-120kgf is checked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910505155.3A CN110274719B (en) | 2019-06-12 | 2019-06-12 | Force measuring device for ejection hook and test method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910505155.3A CN110274719B (en) | 2019-06-12 | 2019-06-12 | Force measuring device for ejection hook and test method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110274719A CN110274719A (en) | 2019-09-24 |
| CN110274719B true CN110274719B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910505155.3A Active CN110274719B (en) | 2019-06-12 | 2019-06-12 | Force measuring device for ejection hook and test method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644995A (en) * | 2013-12-20 | 2014-03-19 | 中国航天空气动力技术研究院 | Ground device for testing unlocking force |
| CN204758268U (en) * | 2015-06-05 | 2015-11-11 | 上海凯迪克航空工程技术有限公司 | Slip hook performance check out test set is hung to aircraft |
| CN108593177A (en) * | 2018-05-25 | 2018-09-28 | 芜湖天航装备技术有限公司 | A kind of arming unit device for measuring force and its application method |
| CN208537069U (en) * | 2018-05-25 | 2019-02-22 | 芜湖天航装备技术有限公司 | A kind of arming unit device for measuring force |
| CN210221360U (en) * | 2019-06-12 | 2020-03-31 | 芜湖天航装备技术有限公司 | Force measuring device for catapult-hanging elastic hook |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4648885B2 (en) * | 2006-09-19 | 2011-03-09 | 住友重機械工業株式会社 | Injection molding machine and control method of injection molding machine |
-
2019
- 2019-06-12 CN CN201910505155.3A patent/CN110274719B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644995A (en) * | 2013-12-20 | 2014-03-19 | 中国航天空气动力技术研究院 | Ground device for testing unlocking force |
| CN204758268U (en) * | 2015-06-05 | 2015-11-11 | 上海凯迪克航空工程技术有限公司 | Slip hook performance check out test set is hung to aircraft |
| CN108593177A (en) * | 2018-05-25 | 2018-09-28 | 芜湖天航装备技术有限公司 | A kind of arming unit device for measuring force and its application method |
| CN208537069U (en) * | 2018-05-25 | 2019-02-22 | 芜湖天航装备技术有限公司 | A kind of arming unit device for measuring force |
| CN210221360U (en) * | 2019-06-12 | 2020-03-31 | 芜湖天航装备技术有限公司 | Force measuring device for catapult-hanging elastic hook |
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| Publication number | Publication date |
|---|---|
| CN110274719A (en) | 2019-09-24 |
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