CN110542360B - Device and method for measuring travel of micro-motion electric valve of combined locking device - Google Patents
Device and method for measuring travel of micro-motion electric valve of combined locking device Download PDFInfo
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- CN110542360B CN110542360B CN201910871626.2A CN201910871626A CN110542360B CN 110542360 B CN110542360 B CN 110542360B CN 201910871626 A CN201910871626 A CN 201910871626A CN 110542360 B CN110542360 B CN 110542360B
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- 238000001514 detection method Methods 0.000 claims abstract description 38
- 238000005259 measurement Methods 0.000 claims abstract description 16
- 238000000691 measurement method Methods 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims description 4
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- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to the field of micro-motion electric door travel measurement, in particular to a micro-motion electric door travel measurement device of a combined lock and a measurement method thereof, wherein the micro-motion electric door travel measurement device comprises a detection table connected with the combined lock through a power line and a power supply for powering the detection table, and the micro-motion electric door travel measurement device further comprises: the stroke measuring device is matched with the combined locking device and connected with the detection table through a power line and is used for detecting the measuring distance of the stroke of the combined locking device, and the specific using steps are as follows: s1, performing S1; placing; s2, performing S2; connecting; s3, performing S3; communicating; s4, performing S4; adjusting; s5, performing S5; calibrating; s6, performing S6; debugging; s7, performing S7; additional travel measurement; s8, performing S8; repeating the travel calculation; compared with the existing non-special tool, the clamp for the dial indicator is realized through the special clamp, and the clamping effect is good; realize high-efficient regulation through dedicated adjustment handle and detection platform, reduce the error that manual regulation caused, reduce work load, improve work efficiency.
Description
Technical Field
The invention relates to the field of micro-motion electric door travel measurement, in particular to a micro-motion electric door travel measurement device of a combined lock and a measurement method thereof.
Background
For measuring the strokes of the inching electric doors of the combined locking device, the protruding length of the screw on the rocker arm 1-4 is mainly adjusted for multiple times through hand feeling or experience in the early stage, so that the additional strokes of the inching electric doors 1-5 of the SQ3 and the SQ4 are ensured to meet the technical requirements of 3-0.4 mm at the same time. The main disadvantages are large workload, time and labor consumption and low working efficiency; secondly, even if the additional stroke is adjusted to meet the technical requirement of 0.3-0.4 mm at the same time, the minimum time difference for switching on the SQ3 and SQ4 micro-switch 1-5, namely synchronous switching on, is difficult to realize.
Disclosure of Invention
In order to solve the above problems, the present invention provides a device and a method for measuring the stroke of a inching switch of a combination lock.
The utility model provides a combination lock ware fine motion electric door stroke measurement device, includes the detection platform that passes through the power cord connection with combination lock ware and for the power of detection platform circular telegram still includes:
and the travel measuring device is matched with the combined locking device and connected with the detection table through a power line and is used for detecting the measuring distance of the travel of the combined locking device.
The stroke measuring device comprises a mounting seat, an adjusting handle fixed on the mounting seat, clamps arranged at two ends of the mounting seat and a dial indicator arranged on the clamps.
The combined locking device is fixed on the mounting seat through a plurality of groups of bolts.
The clamp comprises a supporting rod, a rotating arm arranged on the supporting rod, a locking screw arranged on the rotating arm, and a compression nut arranged on the supporting rod and used for compressing the rotating arm.
A measuring method of a combined locking device micro-motion electric valve travel measuring device comprises the following specific steps:
s1: placing: placing the combined locking device on a travel measuring device, and rotating clockwise to enable the adjusting handle to be close to the fork-shaped member and not contact;
s2: and (3) connection: after a 27V power supply and a combined locking device are respectively and correctly connected with a detection table, a 27V power switch of the detection table is connected, and a 27V indicator lamp is lighted;
s3: and (3) communication: after the electromagnet is electrified to drive the fork member to inhale, the adjusting handle is rotated clockwise to enable the adjusting handle to just contact with the fork member, and the power supply switch of the locking device is disconnected;
s4: and (3) adjusting: the screw on the rocker arm is adjusted clockwise until the inching switch is turned on, namely, the SQ3 indicator lamp on the detection table is lighted, and the screw is stopped by the nut;
s5: and (3) calibrating: rotating the clamp to enable the foot part of the dial indicator to be placed at the upper end of the screw of the rocker arm, and calibrating the reading of the dial indicator to be 0;
s6: debugging: and (3) rotating the adjusting handle anticlockwise until the SQ3 indicator lamp on the detecting table is extinguished, stopping rotating, and observing whether the reading of the dial indicator is in the range of 0.3-0.4 mm:
a: when the reading is larger than 0.4mm, removing the dial indicator from the screw, adjusting the screw anticlockwise, repeating the step S3, and repeating the step S5-step S6 if the SQ3 indicator lamp on the detection table is lighted until the reading is in accordance with 0.3-0.4 mm, and finishing debugging;
b: when the reading is smaller than 0.4mm, removing the dial indicator from the screw, adjusting the screw clockwise, repeating the step S3, if the SQ3 indicator lamp on the detection table is lighted, repeating the step S5-step S6 until the reading is in accordance with 0.3-0.4 mm, and finishing debugging;
s7: additional travel measurement: the additional stroke of the micro-motion electric gate 1-5 is adjusted to be in accordance with 0.3-0.4 mm by adopting the same method.
S8: repeating the travel calculation: and (3) repeating the steps S3-S6, and ensuring that the additional strokes of the SQ3 and SQ4 micro-motion electric gates simultaneously meet the technical requirements of (0.3-0.4) mm.
In the step S3, the electromagnet is not damaged, and the duration of power supply of the electromagnet is not longer than 10 seconds.
And (c) when the SQ3 indicator lamp on the detection table in the step (S6) is not burnt, adjusting the screw clockwise until the reading is in accordance with 0.3-0.4 mm, and ending the debugging.
And (3) in the step (S6), the SQ3 indicator lamp on the detection table is not burnt, and the screw is continuously adjusted clockwise until the reading is in accordance with 0.3-0.4 mm, and the debugging is finished.
The beneficial effects of the invention are as follows: compared with the existing non-special tool, the clamp for the dial indicator is realized through the special clamp, and the clamping effect is good; realize high-efficient regulation through dedicated adjustment handle and detection platform, reduce the error that manual regulation caused, reduce work load, improve work efficiency.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the composition structure of the present invention;
FIG. 2 is a schematic diagram of a combined lock and travel measurement device of the present invention;
FIG. 3 is a schematic view of a clamp structure according to the present invention;
fig. 4 is a schematic view of the a-direction structure of fig. 3 according to 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 4, a device for measuring the stroke of a inching switch of a combination locker, comprising a detection table 3 connected with the combination locker 1 through a power line, and a power supply 2 for energizing the detection table 3, further comprising:
the combined locking device 1 is connected with the detection table 3 through a power line and is used for carrying out stroke test on the inching electric doors 1-5;
the travel measuring device 4 is matched with the combined lock 1 and connected with the detection table 3 through a power line, and is used for detecting the measuring distance of the travel of the combined lock 1.
The combined locking device 1 comprises a shell 1-1, an electromagnet 1-2 and a micro-motion electric valve 1-5 which are arranged in the shell 1-1, a fork-shaped piece 1-3 and a plug 1-6 which are arranged on the electromagnet 1-2, and rocker arms 1-4 which are arranged on two ends of the electromagnet 1-2.
The detection table 3 is provided with a 27v indicator lamp, a voltmeter, a 27v power switch, an SQ3 indicator lamp, an SQ4 indicator lamp and a lock power switch.
The travel measuring device 4 comprises a mounting seat 4-1, an adjusting handle 4-3 fixed on the mounting seat 4-1, clamps 4-4 arranged at two ends of the mounting seat 4-1 and a dial indicator 4-2 arranged on the clamps 4-4.
Compared with the existing non-special tool, the clamping of the dial indicator 4-2 is realized through the special clamp 4-4, and the clamping effect is good; high-efficiency adjustment is realized through the special adjusting handle 4-3 and the detection table 3, errors caused by manual adjustment are reduced, the workload is reduced, and the working efficiency is improved.
A in fig. 4 is the mounting hole of the dial gauge 4-2.
The fixture 4-4 comprises a supporting rod 4-4-1, a rotating arm 4-4-3 arranged on the supporting rod 4-4-1, a locking screw 4-4-4 arranged on the rotating arm 4-3, and a compression nut 4-4-2 arranged on the supporting rod 4-4-1 and used for compressing the rotating arm 4-4-3.
The clamp 4-4 is fixed to two sides of the mounting seat 4-1 through the lower end of the supporting rod 4-4-1, the rotating arm 4-4-3 is fixed to the upper end of the supporting rod 4-4-1 through the compression nut 4-2, and the rotating arm 4-4-3 is guaranteed to flexibly rotate in the horizontal direction.
After the dial indicator 4-2 is installed in the installation hole on the rotating arm 4-4-3, the dial indicator is fastened through the locking screw 4-4-4 and is arranged on the screw on the rocker arm 1-4 along with the horizontal rotation of the rotating arm 4-4-3.
The combined locking device 1 is fixed on the mounting seat 4-1 through a plurality of groups of bolts 4-5.
The invention can efficiently adjust the additional stroke of the SQ3 and SQ4 micro-motion electric gate 1-5 and simultaneously accords with the technical requirement of 0.3-0.4 mm, can basically realize the synchronous connection of the SQ3 and SQ4 micro-motion electric gate 1-5, and effectively improves the working efficiency.
A measuring method of a combined locking device micro-motion electric valve travel measuring device comprises the following specific steps:
s1: placing: placing the combination lock 1 on the stroke measuring device 4, rotating clockwise to bring the adjusting handle 4-3 close to the fork 1-3 out of contact;
s2: and (3) connection: after a 27V power supply 2 and a combined locking device 1 are respectively and correctly connected with a detection table 3, a 27V power switch of the detection table 3 is turned on, and a 27V indicator lamp is lighted;
s3: and (3) communication: after the electromagnet 1-2 is electrified to drive the fork-shaped member 1-3 to suck, the adjusting handle 4-3 is rotated clockwise to enable the adjusting handle to be just contacted with the fork-shaped member 1-3, and the power supply switch of the locking device is disconnected;
s4: and (3) adjusting: the screw on the rocker arm 1-4 is adjusted clockwise until the inching switch 1-5 is turned on, namely the SQ3 indicator lamp on the detection table 3 is lighted, and the screw is stopped by the nut;
s5: and (3) calibrating: rotating the clamp 4-4 to place the foot part of the dial indicator 4-2 on the upper end of the screw of the rocker arm 1-4, and calibrating the reading of the dial indicator 4-2 to be 0;
s6: debugging: the adjusting handle 4-3 is rotated anticlockwise until the SQ3 indicator lamp on the detecting table 3 is turned off, the rotation is stopped instantly, and whether the reading of the dial indicator 4-2 is in the range of 0.3-0.4 mm is observed:
a: when the reading is larger than 0.4mm, removing the dial indicator 4-2 from the screw, adjusting the screw anticlockwise, repeating the step S3, if the SQ3 indicator lamp on the detection table 3 is lighted, repeating the step S5-step S6 until the reading is in accordance with 0.3-0.4 mm, and finishing debugging;
b: when the reading is smaller than 0.4mm, removing the dial indicator 4-2 from the screw, adjusting the screw clockwise, repeating the step S3, if the SQ3 indicator lamp on the detection table 3 is lighted, repeating the step S5-step S6 until the reading is in accordance with 0.3-0.4 mm, and finishing debugging;
s7: additional travel measurement: the additional stroke of the micro-motion electric gate 1-5 is adjusted to be in accordance with 0.3-0.4 mm by adopting the same method.
S8: repeating the travel calculation: and (3) repeating the steps S3-S6, and ensuring that the additional strokes of the SQ3 and SQ4 micro-motion electric doors 1-5 simultaneously meet the technical requirements of 0.3-0.4 mm.
In the step S3, the electromagnet 1-2 is not damaged, and the duration of power supply of the electromagnet 1-2 is not longer than 10 seconds.
And (c) when the SQ3 indicator lamp on the detection table 3 in the step (S6) is not burnt, adjusting the screw clockwise until the reading is in accordance with 0.3-0.4 mm, and ending the debugging.
And (3) in the step (S6), the SQ3 indicator lamp on the detection table (3) is not burnt, and the screw is continuously adjusted clockwise until the reading is in accordance with 0.3-0.4 mm, and the debugging is finished.
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 (5)
1. The utility model provides a combination lock system ware fine motion electric door stroke measurement device, includes detection platform (3) and power (2) for detecting platform (3) circular telegram that pass through the power cord connection with combination lock system ware (1), its characterized in that: further comprises:
the travel measuring device (4) is matched with the combined locking device (1) and connected with the detection table (3) through a power line, and is used for detecting the measuring distance of the travel of the combined locking device (1); the stroke measuring device (4) comprises a mounting seat (4-1), an adjusting handle (4-3) fixed on the mounting seat (4-1), clamps (4-4) arranged at two ends of the mounting seat (4-1) and a dial indicator (4-2) arranged on the clamps (4-4); the combined locking device (1) is fixed on the mounting seat (4-1) through a plurality of groups of bolts (4-5); the clamp (4-4) comprises a supporting rod (4-4-1), a rotating arm (4-4-3) arranged on the supporting rod (4-4-1), a locking screw (4-4-4) arranged on the rotating arm (4-4-3) and a compression nut (4-4-2) arranged on the supporting rod (4-4-1) and used for compressing the rotating arm (4-4-3); the combined locking device (1) comprises a shell (1-1), an electromagnet (1-2) and a micro-motion electric valve (1-5) which are arranged in the shell (1-1), a fork-shaped piece (1-3) and a plug (1-6) which are arranged on the electromagnet (1-2), and rocker arms (1-4) which are arranged on two ends of the electromagnet (1-2); the detection table (3) is provided with a 27v indicator lamp, a voltmeter, a 27v power switch, an SQ3 indicator lamp, an SQ4 indicator lamp and a lock power switch.
2. The measuring method of the combined locking device micro-motion electric valve travel measuring device is characterized by comprising the following steps of: the method comprises the following specific steps:
s1: placing: placing the combined lock (1) on a travel measuring device (4), and rotating clockwise to enable the adjusting handle (4-3) to be close to the fork-shaped piece (1-3) and not to be contacted;
s2: and (3) connection: after a 27V power supply (2) and a combined locking device (1) are respectively and correctly connected with a detection table (3), a 27V power switch of the detection table (3) is connected, and a 27V indicator lamp is lighted;
s3: and (3) communication: after the electromagnet (1-2) is electrified to drive the fork-shaped member (1-3) to suck, the adjusting handle (4-3) is rotated clockwise to enable the adjusting handle to be just contacted with the fork-shaped member (1-3), and the power supply switch of the locking device is disconnected;
s4: and (3) adjusting: the screw on the rocker arm (1-4) is adjusted clockwise until the inching switch (1-5) is turned on, namely, the SQ3 indicator lamp on the detection table (3) is lighted, and the screw is stopped by the nut;
s5: and (3) calibrating: rotating the clamp (4-4) to enable the foot part of the dial indicator (4-2) to be placed at the upper end of a screw of the rocker arm (1-4), and calibrating the reading of the dial indicator (4-2) to be 0;
s6: debugging: the adjusting handle (4-3) is rotated anticlockwise until the SQ3 indicator lamp on the detecting table (3) is extinguished, the rotation is stopped instantly, and whether the reading of the dial indicator (4-2) is in the range of 0.3-0.4 mm is observed:
a: when the reading is larger than 0.4mm, removing the dial indicator (4-2) from the screw, adjusting the screw anticlockwise, repeating the step S3, if the SQ3 indicator lamp on the detection table (3) is lighted, repeating the step S5-step S6 until the reading is in accordance with 0.3-0.4 mm, and finishing debugging;
b: when the reading is smaller than 0.4mm, removing the dial indicator (4-2) from the screw, adjusting the screw clockwise, repeating the step S3, if the SQ3 indicator lamp on the detection table (3) is lighted, repeating the step S5-step S6 until the reading is in accordance with 0.3-0.4 mm, and finishing debugging;
s7: additional travel measurement: the additional stroke of the micro-motion electric gate (1-5) is adjusted to be in accordance with 0.3-0.4 mm by adopting the same method;
s8: repeating the travel calculation: and (3) repeating the steps S3-S6, so that the additional stroke of the SQ3 and SQ4 micro-motion electric gates (1-5) is ensured to meet the technical requirement of 0.3-0.4 mm.
3. The measurement method of the combined locking device inching electric door travel measurement device according to claim 2, wherein the measurement method is characterized by comprising the following steps: in the step S3, the electromagnet (1-2) is not damaged, and the duration of power supply of the electromagnet (1-2) is not longer than 10 seconds.
4. The measurement method of the combined locking device inching electric door travel measurement device according to claim 2, wherein the measurement method is characterized by comprising the following steps: and (c) when the SQ3 indicator lamp on the detection table (3) in the step (S6) is not burnt, adjusting the screw clockwise until the reading is in accordance with 0.3-0.4 mm, and ending the debugging.
5. The measurement method of the combined locking device inching electric door travel measurement device according to claim 2, wherein the measurement method is characterized by comprising the following steps: and (3) in the step (S6), the SQ3 indicator lamp on the detection table (3) is not burnt, and the screw is continuously adjusted clockwise until the reading is in accordance with 0.3-0.4 mm, and the debugging is finished.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910871626.2A CN110542360B (en) | 2019-09-16 | 2019-09-16 | Device and method for measuring travel of micro-motion electric valve of combined locking device |
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| CN201910871626.2A CN110542360B (en) | 2019-09-16 | 2019-09-16 | Device and method for measuring travel of micro-motion electric valve of combined locking device |
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| CN110542360A CN110542360A (en) | 2019-12-06 |
| CN110542360B true CN110542360B (en) | 2023-12-19 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111076939B (en) * | 2019-12-25 | 2022-07-01 | 国营芜湖机械厂 | Method for testing action stroke of airplane conversion micro-switch mechanism |
| CN111964820A (en) * | 2020-07-15 | 2020-11-20 | 芜湖天航装备技术有限公司 | Unlocking force measuring device of locking mechanism and using method thereof |
| CN112475829B (en) * | 2020-10-31 | 2022-06-17 | 芜湖天航装备技术有限公司 | Micro switch assembly connecting rod stroke debugging tool and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007046530A (en) * | 2005-08-10 | 2007-02-22 | Nissan Motor Co Ltd | Assembly abnormality detection device and assembly abnormality detection method for component for adjusting amount of lift in valve gear |
| CN101368855A (en) * | 2008-10-09 | 2009-02-18 | 中国振华集团华联无线电器材厂 | Digitalization integration measurer for pressure travel range of microswitch |
| CN107610564A (en) * | 2017-11-01 | 2018-01-19 | 苏畅 | A kind of free fall experimental device |
| CN108801106A (en) * | 2018-07-28 | 2018-11-13 | 国营芜湖机械厂 | A kind of interlocking mechanism is without stop stroke measuring device and measurement method |
| CN110057577A (en) * | 2019-04-23 | 2019-07-26 | 重庆房地产职业学院 | A kind of laboratory holder and test method of clutch control stroke test |
| CN210603065U (en) * | 2019-09-16 | 2020-05-22 | 芜湖天航装备技术有限公司 | Micro-switch stroke measuring device of combined locking device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3804432B2 (en) * | 2000-10-17 | 2006-08-02 | 住友電装株式会社 | Inspection unit and connector inspection apparatus using the same |
-
2019
- 2019-09-16 CN CN201910871626.2A patent/CN110542360B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007046530A (en) * | 2005-08-10 | 2007-02-22 | Nissan Motor Co Ltd | Assembly abnormality detection device and assembly abnormality detection method for component for adjusting amount of lift in valve gear |
| CN101368855A (en) * | 2008-10-09 | 2009-02-18 | 中国振华集团华联无线电器材厂 | Digitalization integration measurer for pressure travel range of microswitch |
| CN107610564A (en) * | 2017-11-01 | 2018-01-19 | 苏畅 | A kind of free fall experimental device |
| CN108801106A (en) * | 2018-07-28 | 2018-11-13 | 国营芜湖机械厂 | A kind of interlocking mechanism is without stop stroke measuring device and measurement method |
| CN110057577A (en) * | 2019-04-23 | 2019-07-26 | 重庆房地产职业学院 | A kind of laboratory holder and test method of clutch control stroke test |
| CN210603065U (en) * | 2019-09-16 | 2020-05-22 | 芜湖天航装备技术有限公司 | Micro-switch stroke measuring device of combined locking device |
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