CN104458235B - Mechanical arm for safety valve adjustment - Google Patents
Mechanical arm for safety valve adjustment Download PDFInfo
- Publication number
- CN104458235B CN104458235B CN201410745778.5A CN201410745778A CN104458235B CN 104458235 B CN104458235 B CN 104458235B CN 201410745778 A CN201410745778 A CN 201410745778A CN 104458235 B CN104458235 B CN 104458235B
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- CN
- China
- Prior art keywords
- rotary apparatuss
- hydraulic jack
- safety valve
- mechanical arm
- cross beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The invention relates to a mechanical arm for safety valve adjustment, and particularly belongs to the technical field of safety valve adjustment equipment. The mechanical arm is used for carrying and placing safety valves with different calibers to an adjustment base of a safety valve adjustment platform for adjustment. The mechanical arm comprises a base. The base is provided with a first rotating device. A first stand column is fixed to the upper end of the first rotating device. A beam supporting frame is fixed to the upper end of the first stand column. A first hydraulic oil cylinder is hinged to the first rotating device. The front end of a piston rod of the first hydraulic oil cylinder is hinged to the back end of a second beam. The front end of the second beam penetrates through the beam supporting frame and is connected with a lifting support. The mechanical arm has the advantages of being simple in structure, convenient to adjust, smooth in movement and wide in working range, the safety valve carrying efficiency is greatly improved, and the maximization of the economic benefits is achieved.
Description
Technical field
The present invention relates to a kind of safety valve testing mechanical arm, it is particularly used for putting the carrying of different bore relief valve
Put and verified on the verification seat of safety valve checkout platform, belong to safety valve testing equipment technical field.
Background technology
Relief valve is the important safety adnexa of the bearing devices such as boiler, pressure vessel and pressure pipeline, its Reliability of Microprocessor
It is directly connected to equipment and personal safety with performance quality, therefore, relief valve at least must verify once every year.Safety valve testing
Mostly qualified safety valve testing mechanism is sent to be verified using offline verification mode it may be assumed that pulling down relief valve.
During safety valve testing, the center that relief valve is placed on the verification seat of liftoff certain altitude is needed to be surveyed
Examination and instruction, verification finishes, then it is taken off from verification seat.Due to limited (some of a lot of safety valve testing stations site condition
Check bit is just located in normal office room) it is impossible to the hanging device such as equipment crane, when the heavy caliber safety that verification weight is larger
Very big difficulty will be faced during valve；Meanwhile, even if there being hanging device, due to suspension hook all not being had on relief valve, with tightrope (or steel wire
Rope) lifting after, valve body can tilt, be placed into verify seat center on also very arduously time-consuming.
Therefore, it is that safety valve testing station manufactures and designs small volume, simple to operate and can be by the relief valve of different bore weight
Quickly it is placed into that on verification seat center, the mechanical arm that verified is very necessary, this mechanical arm can complete to complete simultaneously
The relief valve of verification takes off from verification seat.
Content of the invention
It is an object of the invention to overcoming above-mentioned weak point, thus providing a kind of safety valve testing mechanical arm, this machine
Tool arm configuration is simple, easy to adjust, and motion is smooth, and working range is wide, and carrying relief valve efficiency increases substantially, and meets economic effect
The maximized characteristic of benefit.
The technical scheme providing according to the present invention, safety valve testing mechanical arm includes base, it is characterized in that: sets on base
There are the first rotary apparatuss, the first column, the first column upper end fixed cross beam bracing frame, the first rotation are fixed in the first rotary apparatuss upper end
Hinged first hydraulic jack on rotary device, the piston rod front end hinged second cross beam rear end of the first hydraulic jack, before second cross beam
End connects lifting support through cross beam support frame；First crossbeam rear end is connected on cross beam support frame, first crossbeam front end connects liter
Descending branch frame, first crossbeam connecting cross beam bracing frame and lifting support, are provided with chute in lifting support, the 3rd liquid is fixed in chute one end
Compressing cylinder, the piston rod front end of the 3rd hydraulic jack connects the slide block being slidably connected in chute；Slide block is provided with the second rotation
Device, the second rotary apparatuss lower end connects the second column, and the second column lower end connects the second hydraulic jack, the second hydraulic jack
Piston rod front end connects force rod, and force rod lower end connects stress support, stress support lower end connection clamp.
Further, it is provided with rolling bearing in the first rotary apparatuss and the second rotary apparatuss, manually promote the first rotation
Rotary device and the second rotary apparatuss are rotated.
Further, clamp include clamp oil cylinder, and the piston rod front end of clamp oil cylinder connects left connecting rod and the right side by bearing pin
Connecting rod, left connecting rod and right connecting rod front end connect left support plate and right support plate, left support plate and right support plate by bearing pin respectively
Rear end be connected by bearing pin the two ends of plate, the front end of left support plate and right support plate connects left clamping plate respectively by bearing pin
With right clamping plate.
Compared with the prior art the present invention has the advantage that
Present configuration is simple, easy to adjust, and motion is smooth, and working range is wide, and carrying relief valve efficiency increases substantially,
Meet the characteristic of maximization of economic benefit.
Brief description
Fig. 1 is front view of the present invention.
Fig. 2 is top view of the present invention.
Fig. 3 is clamp top view.
Description of reference numerals: 1- base, 2- first rotary apparatuss, 3- first hydraulic jack, 4- first column, 5- crossbeam prop up
Support, 6- first crossbeam, 7- second cross beam, 8- lifting support, 9- second rotary apparatuss, 10- second column, 11- second hydraulic pressure
Oil cylinder, 12- force rod, 13- stress support, 14- the 3rd hydraulic jack, 15- slide block, 16- clamp, 16.1- clamp oil cylinder,
16.2- fixed plate, 16.3- left connecting rod, 16.4- right connecting rod, 16.5- left support plate, 16.6- right support plate, the left clamping plate of 16.7-,
16.8- right clamping plate.
Specific embodiment
The embodiment combining in accompanying drawing is further described by the present invention below:
As shown in Figure 1 and 2, the invention mainly comprises base 1, base 1 is provided with the first rotary apparatuss 2, the first rotary apparatuss
The first column 4, the first column 4 upper end fixed cross beam bracing frame 5 are fixed in 2 upper ends.
Hinged first hydraulic jack 3 on first rotary apparatuss 2, hinged second horizontal stroke in piston rod front end of the first hydraulic jack 3
Beam 7 rear end, second cross beam 7 front end passes through cross beam support frame 5 to connect lifting support 8.First rotary apparatuss 2 can drive upper end
First column 4 rotates together with the first hydraulic jack 3.
First crossbeam 6 rear end is connected on cross beam support frame 5, first crossbeam 6 front end connects lifting support 8.First crossbeam 6 is even
Connect cross beam support frame 5 and lifting support 8 so that lifting support 8 lower end forms fixing fulcrum, in the work of the first hydraulic jack 3
Under the promotion of stopper rod, second cross beam 7 can drive lifting support 8 to move forward and backward around fixed pivot.
It is provided with chute, the 3rd hydraulic jack 14, the piston rod of the 3rd hydraulic jack 14 are fixed in chute one end in lifting support 8
Front end connects the slide block 15 being slidably connected in chute.3rd hydraulic jack 14 can carry movable slider 15 to transport along before and after chute
Dynamic.
Slide block 15 is provided with the second rotary apparatuss 9, and the second rotary apparatuss 9 lower end connects the second column 10, the second column 10
Lower end connects the second hydraulic jack 11, and the piston rod front end of the second hydraulic jack 11 connects force rod 12, and force rod 12 lower end is even
Capacity support 13, stress support 13 lower end connection clamp 16.Second rotary apparatuss 9 can drive the second hydraulic jack 11 and its
Upper connection member rotates together, and the second hydraulic jack 11 promotes clamp 16 to move up and down further through piston rod.
It is provided with rolling bearing in described first rotary apparatuss 2 and the second rotary apparatuss 9, manually promote the first rotating dress
Put 2 and second rotary apparatuss 9 rotated.
As shown in figure 3, described clamp 16 include clamp oil cylinder 16.1, bearing pin is passed through in the piston rod front end of clamp oil cylinder 16.1
Connect left connecting rod 16.3 and right connecting rod 16.4, left connecting rod 16.3 and right connecting rod 16.4 front end connect left support plate by bearing pin respectively
16.5 and right support plate 16.6.The rear end of left support plate 16.5 and right support plate 16.6 is connected plate 16.2 by bearing pin
Two ends, the front end of left support plate 16.5 and right support plate 16.6 connects left clamping plate 16.7 and right clamping plate 16.8 respectively by bearing pin.
The specific work process of the present invention is as follows: when needing to verify seat from appointed place carrying relief valve to checking table,
The control of apparatus of the present invention controlled system is accordingly moved.First rotary apparatuss adjust angle, so that clamp and relief valve is existed
On straight line, in the first hydraulic jack, it is pressed into hydraulic oil, so that piston rod is extended, first crossbeam and second cross beam slowly decline,
Lifting support is driven steadily to decline.It is pressed into hydraulic oil, slide block moves together with piston rod, and clamp enter one in 3rd hydraulic jack
Step advance, from relief valve closer to.Then the further vernier angle of the second rotary apparatuss, makes clamp just to relief valve.And then
It is pressed into hydraulic oil, clamp drop to suitable height together with piston rod, are pressed into hydraulic oil in clamp oil cylinder in two hydraulic jacks,
Clamping plate opens, and stretches into relief valve cervical region；Then hydraulic oil, clamping plate clamping relief valve are unloaded in clamp oil cylinder.First hydraulic jack
Unloading hydraulic oil, clamp improve certain distance it is ensured that there is certain altitude on relief valve and ground.Then the first rotary apparatuss rotation one
Determine angle, make clamp and relief valve substantially just to checking table.First hydraulic jack unloading hydraulic oil, piston rod declines, and first is horizontal
Beam and second cross beam drive band lifting support lifting, make relief valve exceed checking table certain distance.3rd hydraulic jack press-in liquid
Force feed, slide block moves forward together with piston rod, when relief valve is substantially on checking table gripping mechanism, stops.Then
Two rotary apparatuss fine-adjustment rotaries, the center making relief valve is just at three-jaw center.Then it is pressed into hydraulic oil in the second hydraulic jack,
Relief valve is allowed just steadily to fall on scroll chuck.Clamp oil cylinder is pressed into hydraulic oil, and piston rod extends, and claw magnifies, and unclamps peace
Full valve.Then relief valve handling machinery arm completes to carry work.Return to original position, prepare to carry next relief valve.
Claims (3)
1. a kind of safety valve testing mechanical arm, including base (1), is characterized in that: base (1) is provided with the first rotary apparatuss
(2), the first column (4) is fixed in the first rotary apparatuss (2) upper end, the first column (4) upper end fixed cross beam bracing frame (5), and first
Upper hinged first hydraulic jack (3) of rotary apparatuss (2), behind the hinged second cross beam in the piston rod front end (7) of the first hydraulic jack (3)
End, second cross beam (7) front end passes through cross beam support frame (5) to connect lifting support (8)；Cross beam support frame (5) is upper to connect the first horizontal stroke
Beam (6) rear end, first crossbeam (6) front end connects lifting support (8), first crossbeam (6) connecting cross beam bracing frame (5) and liter descending branch
Frame (8), is provided with chute in lifting support (8), the 3rd hydraulic jack (14), the work of the 3rd hydraulic jack (14) are fixed in chute one end
Stopper rod front end connects the slide block (15) being slidably connected in chute；Slide block (15) is provided with the second rotary apparatuss (9), the second rotation
Device (9) lower end connects the second column (10), and the second column (10) lower end connects the second hydraulic jack (11), the second hydraulic jack
(11) piston rod front end connects force rod (12), and force rod (12) lower end connects stress support (13), under stress support (13)
End connection clamp (16).
2. safety valve testing mechanical arm as claimed in claim 1, is characterized in that: described first rotary apparatuss (2) and second
Rotary apparatuss are provided with rolling bearing in (9), manually promote the first rotary apparatuss (2) and the second rotary apparatuss (9) to carry out turning
Dynamic.
3. safety valve testing mechanical arm as claimed in claim 1, is characterized in that: described clamp (16) include clamp oil cylinder
(16.1), the piston rod front end of clamp oil cylinder (16.1) connects left connecting rod (16.3) and right connecting rod (16.4), Zuo Lian by bearing pin
Bar (16.3) and right connecting rod (16.4) front end connect left support plate (16.5) and right support plate (16.6) by bearing pin respectively, left
The rear end of fagging (16.5) and right support plate (16.6) is connected by bearing pin the two ends of plate (16.2), left support plate (16.5)
With the front end of right support plate (16.6), left clamping plate (16.7) and right clamping plate (16.8) are connected respectively by bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410745778.5A CN104458235B (en) | 2014-12-08 | 2014-12-08 | Mechanical arm for safety valve adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410745778.5A CN104458235B (en) | 2014-12-08 | 2014-12-08 | Mechanical arm for safety valve adjustment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104458235A CN104458235A (en) | 2015-03-25 |
| CN104458235B true CN104458235B (en) | 2017-02-01 |
Family
ID=52904653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410745778.5A Expired - Fee Related CN104458235B (en) | 2014-12-08 | 2014-12-08 | Mechanical arm for safety valve adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104458235B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443747B (en) * | 2018-11-14 | 2020-11-20 | 邹城市劳思模具制造有限公司 | Automatic testing equipment for two-position two-way threaded cartridge valve and working method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201309155Y (en) * | 2008-07-17 | 2009-09-16 | 浙江天煌科技实业有限公司 | Four-degree of freedom mechanical hand capable of moving straight |
| CN201613540U (en) * | 2009-09-17 | 2010-10-27 | 秦山核电有限公司 | Rapid detachable joint mechanical arm device |
| CN202147277U (en) * | 2011-07-23 | 2012-02-22 | 莱芜精瑞模具有限公司 | Pneumatic self-balancing type manipulator |
| CN202814695U (en) * | 2012-09-04 | 2013-03-20 | 李治涛 | Safety valve online detection device |
| CN103753526A (en) * | 2013-12-30 | 2014-04-30 | 重庆交通大学 | Precise positionable and compensable heavy-load mechanical arm |
| CN204286766U (en) * | 2014-12-08 | 2015-04-22 | 江南大学 | Safety valve testing mechanical arm |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2875829B2 (en) * | 1989-11-29 | 1999-03-31 | 北海道電力株式会社 | Accuracy check device for safety valve automatic inspection device |
-
2014
- 2014-12-08 CN CN201410745778.5A patent/CN104458235B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201309155Y (en) * | 2008-07-17 | 2009-09-16 | 浙江天煌科技实业有限公司 | Four-degree of freedom mechanical hand capable of moving straight |
| CN201613540U (en) * | 2009-09-17 | 2010-10-27 | 秦山核电有限公司 | Rapid detachable joint mechanical arm device |
| CN202147277U (en) * | 2011-07-23 | 2012-02-22 | 莱芜精瑞模具有限公司 | Pneumatic self-balancing type manipulator |
| CN202814695U (en) * | 2012-09-04 | 2013-03-20 | 李治涛 | Safety valve online detection device |
| CN103753526A (en) * | 2013-12-30 | 2014-04-30 | 重庆交通大学 | Precise positionable and compensable heavy-load mechanical arm |
| CN204286766U (en) * | 2014-12-08 | 2015-04-22 | 江南大学 | Safety valve testing mechanical arm |
Non-Patent Citations (1)
| Title |
|---|
| 机电气一体化抓吸双功能实验装置;赵洪华等;《实验科学与技术》;20091028;第7卷(第05期);第150-152页 * |
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| Publication number | Publication date |
|---|---|
| CN104458235A (en) | 2015-03-25 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 Termination date: 20171208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |