CN113029445B - Gas table core reveals accredited testing organization - Google Patents
Gas table core reveals accredited testing organization Download PDFInfo
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- CN113029445B CN113029445B CN201911343177.0A CN201911343177A CN113029445B CN 113029445 B CN113029445 B CN 113029445B CN 201911343177 A CN201911343177 A CN 201911343177A CN 113029445 B CN113029445 B CN 113029445B
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- shaft
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- gas meter
- shifting
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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
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention relates to an automatic production line of a gas meter core, in particular to a gas meter core leakage testing mechanism. Including the fixed plate, the rotation axis, the mounting panel, step motor, the rotary disk, positioning core axle and dial the axle, wherein the mounting panel passes through elastic component with the fixed plate and is connected, step motor installs on the mounting panel, and the output shaft is connected with the one end of rotation axis, rotation axis and mounting panel rotatable coupling, the other end at the rotation axis is connected to the rotary disk, positioning core axle and dial the axle and all set up on the rotary disk, and all have axial displacement's degree of freedom. According to the invention, through full-automatic detection, the labor cost is reduced, and the working efficiency is improved.
Description
Technical Field
The invention relates to an automatic production line of a gas meter core, in particular to a gas meter core leakage testing mechanism.
Background
At present, the production lines of the internal gas meter cores are all manual lines, the production efficiency is low, the production cost is high, the gas meter core leakage test is an important link of the automatic production line of the gas meter cores, the error rate of the manual test is high, the working efficiency is low, and the production cost is high.
Disclosure of Invention
Aiming at the problems, the invention aims to provide a gas meter movement leakage testing mechanism to solve the problems of high error rate, low working efficiency and high production cost in manual testing.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a gas table core reveals accredited testing organization, includes fixed plate, rotation axis, mounting panel, step motor, rotary disk, positioning core axle and dials the axle, and wherein the mounting panel passes through elastic component with the fixed plate and is connected, and step motor installs on the mounting panel to the output shaft is connected with the one end of rotation axis, the rotation axis with mounting panel rotatable coupling, the rotary disk is connected the other end of rotation axis, positioning core axle with dial the axle all set up in on the rotary disk to all have axial displacement's degree of freedom.
The lower end of the rotating shaft is provided with a blind hole along the axial direction, a positioning mandrel reset spring is arranged in the blind hole, the positioning mandrel penetrates through a central through hole in the rotating disc and is abutted to the positioning mandrel reset spring, and the positioning mandrel is axially limited through a shaft shoulder.
The poking shaft penetrates through a side through hole formed in the rotating disc and is elastically connected with a shaft clamp I, and the shaft clamp I is connected with the rotating shaft.
The shaft clamp I is provided with a groove, a shifting shaft reset spring is contained in the groove, the shifting shaft reset spring is sleeved on the shifting shaft, and two ends of the shifting shaft reset spring are respectively abutted to the bottom of the groove and a shaft shoulder of the shifting shaft.
The stepping motor is installed on the motor mounting plate, and the motor mounting plate is connected with the mounting plate through a plurality of connecting shafts.
The elastic assembly comprises a guide shaft, a return spring, a linear bearing and a shaft clamp II, wherein the lower end of the guide shaft is fixedly connected with the mounting plate, the upper end of the guide shaft is connected with the linear bearing arranged on the fixing plate in a sliding manner, and the end part of the upper end of the guide shaft is connected with the shaft clamp II; the reset spring is sleeved on the guide shaft, and two ends of the reset spring are respectively abutted against the linear bearing and a shaft clamp III arranged on the guide shaft.
The rotary shaft is provided with a detection screw, the mounting plate is provided with a sensor corresponding to the detection screw, and the sensor detects the position of the detection screw to realize the detection of the rotation angle of the rotary shaft.
The sensor is mounted on the mounting plate through a sensor bracket.
The invention has the advantages and beneficial effects that:
the invention has the advantages of accurate detection result, low error rate, reduced labor cost and improved working efficiency through full-automatic detection.
Drawings
FIG. 1 is a schematic structural diagram of a gas meter movement leakage testing mechanism of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic view of the working state of the gas meter movement leakage testing mechanism of the present invention;
fig. 4 is a side view of fig. 3.
In the figure: the device comprises a guide shaft 1, a fixing plate 2, a motor mounting plate 3, a connecting shaft 4, a rotating shaft 5, a mounting plate 6, a detection screw 7, a sensor 8, a stepping motor 9, a sensor support 10, a positioning mandrel reset spring 11, a rotating disc 12, a positioning mandrel 13, a shifting shaft 14, a shifting shaft reset spring 15, a shaft clamp I16, a bearing cover 17, a bearing 18, a reset spring 19, a spring gasket 20, a linear bearing 21, a shaft clamp II 22, a conveying line 23, a lifting mechanism 24, a frame 25, a vacuum tube 26 and a tray 27.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the gas meter movement leakage testing mechanism provided by the invention comprises a fixed plate 2, a rotating shaft 5, a mounting plate 6, a stepping motor 9, a rotating disk 12, a positioning mandrel 13 and a dial shaft 14, wherein the mounting plate 6 is connected with the fixed plate 2 through an elastic component, the stepping motor 9 is mounted on the mounting plate 6, an output shaft is connected with one end of the rotating shaft 5, the rotating shaft 5 is rotatably connected with the mounting plate 6, the rotating disk 12 is connected with the other end of the rotating shaft 5, and the positioning mandrel 13 and the dial shaft 14 are both arranged on the rotating disk 12 and have freedom degree of axial movement.
Furthermore, a detection screw 7 is connected to the rotary shaft 5 through a screw thread, a sensor 8 corresponding to the detection screw 7 is arranged on the mounting plate 6, and the sensor 8 is mounted on the mounting plate 6 through a sensor support 10. The sensor 8 detects the position of the detection screw 7 to detect the rotation angle of the rotary shaft 5.
The stepping motor 9 is arranged on the motor mounting plate 3, and the motor mounting plate 3 is connected with the mounting plate 6 through a plurality of connecting shafts 4.
The elastic component comprises a guide shaft 1, a return spring 19, a linear bearing 21 and a shaft clamp II 22, wherein the lower end of the guide shaft 1 is fixedly connected with the mounting plate 6, the upper end of the guide shaft is in sliding connection with the linear bearing 21 arranged on the fixing plate 2, and the end part of the upper end of the guide shaft is connected with the shaft clamp II 22; the return spring 19 is sleeved on the guide shaft 1, and two ends of the return spring are respectively abutted against the linear bearing 21 and a shaft clamp III arranged on the guide shaft 1.
The lower extreme of rotation axis 5 is equipped with the blind hole along the axial, and the blind hole content has put positioning core axle reset spring 11, and positioning core axle 13 passes the central through-hole on the rotary disk 12 and 11 butts of positioning core axle reset spring, and positioning core axle 13 is spacing through the shaft shoulder axial.
The poking shaft 14 penetrates through a side through hole formed in the rotating disc 12 to be elastically connected with a shaft clamp I16, and the shaft clamp I16 is connected with the rotating shaft 5. The shaft clamp I16 is provided with a groove, a shifting shaft return spring 15 is arranged in the groove, the shifting shaft return spring 15 is sleeved on the shifting shaft 14, and two ends of the shifting shaft return spring are respectively abutted to the bottom of the groove and a shaft shoulder of the shifting shaft 14.
The working process of the invention is as follows:
as shown in fig. 3-4, is mounted to the frame 2 by means of the fixing plate 2. After the tray 27 provided with the gas meter core enters the workstation through the conveying line 23, the lifting mechanism 24 lifts the tray 27, the gas meter core shaft is inserted into the positioning mandrel 13, the positioning mandrel 13 positions the valve cover, meanwhile, the positioning mandrel 13 is separated from the rotating disc 12, and the positioning mandrel 13 is prevented from forcefully acting on the valve cover. The gas outlet connector is connected with a vacuum tube 26, the shifting shaft 14 is inserted at an opening of the valve cover, the stepping motor 9 rotates, the shifting shaft 14 is driven to rotate through the rotating shaft 5 and the rotating disk 12, the shifting shaft 24 drives the valve cover to rotate, so that the gas meter movement forms four sealed cavities, the vacuum tube 26 performs negative pressure air extraction, and the sealed cavities are subjected to leakage function testing in sequence.
The invention has the advantages of accurate detection result, low error rate, reduced labor cost and improved working efficiency through full-automatic detection.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (5)
1. The gas meter movement leakage testing mechanism is characterized by comprising a fixing plate (2), a rotating shaft (5), a mounting plate (6), a stepping motor (9), a rotating disk (12), a positioning mandrel (13) and a shifting shaft (14), wherein the mounting plate (6) is connected with the fixing plate (2) through an elastic component, the stepping motor (9) is mounted on the mounting plate (6), an output shaft is connected with one end of the rotating shaft (5), the rotating shaft (5) is rotatably connected with the mounting plate (6), the rotating disk (12) is connected to the other end of the rotating shaft (5), the positioning mandrel (13) and the shifting shaft (14) are both arranged on the rotating disk (12) and have freedom degree of axial movement;
a blind hole is formed in the lower end of the rotating shaft (5) along the axial direction, a positioning mandrel return spring (11) is arranged in the blind hole, the positioning mandrel (13) penetrates through a central through hole in the rotating disc (12) and is abutted against the positioning mandrel return spring (11), and the positioning mandrel (13) is axially limited through a shaft shoulder;
the shifting shaft (14) penetrates through a side through hole formed in the rotating disc (12) and is elastically connected with a shaft clamp I (16), and the shaft clamp I (16) is connected with the rotating shaft (5);
a groove is formed in the shaft clamp I (16), a shifting shaft return spring (15) is arranged in the groove, the shifting shaft return spring (15) is sleeved on the shifting shaft (14), and two ends of the shifting shaft return spring are respectively abutted to the bottom of the groove and a shaft shoulder of the shifting shaft (14);
the positioning core shaft (13) positions the valve cover, and meanwhile, the positioning core shaft (13) is separated from the rotating disc (12), so that the positioning core shaft (13) is prevented from forcefully acting on the valve cover.
2. The gas meter movement leakage testing mechanism according to claim 1, wherein the stepping motor (9) is mounted on a motor mounting plate (3), and the motor mounting plate (3) is connected with the mounting plate (6) through a plurality of connecting shafts (4).
3. The gas meter movement leakage testing mechanism according to claim 1, wherein the elastic assembly comprises a guide shaft (1), a return spring (19), a linear bearing (21) and a shaft clamp II (22), wherein the lower end of the guide shaft (1) is fixedly connected with the mounting plate (6), the upper end of the guide shaft is slidably connected with the linear bearing (21) arranged on the fixing plate (2), and the end part of the upper end of the guide shaft is connected with the shaft clamp II (22); the reset spring (19) is sleeved on the guide shaft (1), and two ends of the reset spring are respectively abutted against the linear bearing (21) and a shaft clamp III arranged on the guide shaft (1).
4. The gas meter movement leakage testing mechanism according to any one of claims 1 to 3, wherein a detection screw (7) is provided on the rotating shaft (5), a sensor (8) corresponding to the detection screw (7) is provided on the mounting plate (6), and the sensor (8) detects the position of the detection screw (7) to detect the rotation angle of the rotating shaft (5).
5. The gas meter movement leakage testing mechanism according to claim 4, wherein the sensor (8) is mounted on the mounting plate (6) through a sensor bracket (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911343177.0A CN113029445B (en) | 2019-12-24 | 2019-12-24 | Gas table core reveals accredited testing organization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911343177.0A CN113029445B (en) | 2019-12-24 | 2019-12-24 | Gas table core reveals accredited testing organization |
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| Publication Number | Publication Date |
|---|---|
| CN113029445A CN113029445A (en) | 2021-06-25 |
| CN113029445B true CN113029445B (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911343177.0A Active CN113029445B (en) | 2019-12-24 | 2019-12-24 | Gas table core reveals accredited testing organization |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08271295A (en) * | 1995-03-31 | 1996-10-18 | Tokyo Gas Co Ltd | Detecting equipment of gas leakage |
| CN201401519Y (en) * | 2009-04-01 | 2010-02-10 | 荣成市宇翔实业有限公司 | Gas control valve unit for rotary membrane type gas meters |
| CN201716167U (en) * | 2010-06-09 | 2011-01-19 | 长春工业大学 | Liquefied petroleum gas (LPG) cylinder valve high-pressure closed hermetical detection station |
| KR20170093298A (en) * | 2016-02-04 | 2017-08-16 | 대성계전(주) | Measuring device for inspection of leaking gas |
| CN207448312U (en) * | 2017-10-24 | 2018-06-05 | 江西宝群电子科技有限公司 | A kind of dial plate positioner for gas meter, flow meter assembling |
| CN108760193A (en) * | 2018-09-05 | 2018-11-06 | 成都秦川物联网科技股份有限公司 | Rocking bar location structure, gas meter movement device for detecting sealability and method |
-
2019
- 2019-12-24 CN CN201911343177.0A patent/CN113029445B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08271295A (en) * | 1995-03-31 | 1996-10-18 | Tokyo Gas Co Ltd | Detecting equipment of gas leakage |
| CN201401519Y (en) * | 2009-04-01 | 2010-02-10 | 荣成市宇翔实业有限公司 | Gas control valve unit for rotary membrane type gas meters |
| CN201716167U (en) * | 2010-06-09 | 2011-01-19 | 长春工业大学 | Liquefied petroleum gas (LPG) cylinder valve high-pressure closed hermetical detection station |
| KR20170093298A (en) * | 2016-02-04 | 2017-08-16 | 대성계전(주) | Measuring device for inspection of leaking gas |
| CN207448312U (en) * | 2017-10-24 | 2018-06-05 | 江西宝群电子科技有限公司 | A kind of dial plate positioner for gas meter, flow meter assembling |
| CN108760193A (en) * | 2018-09-05 | 2018-11-06 | 成都秦川物联网科技股份有限公司 | Rocking bar location structure, gas meter movement device for detecting sealability and method |
Non-Patent Citations (2)
| Title |
|---|
| 基于单片机控制的煤气表自动负压试漏仪;王洪庆;《自动化技术与应用》;20100425(第04期);全文 * |
| 膜式燃气表机芯泄漏智能检测系统;迟勇;《工业控制计算机》;20090425(第04期);全文 * |
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| CN113029445A (en) | 2021-06-25 |
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