CN201128072Y - Special fixture of digital control milling steam seal ring arc section - Google Patents
Special fixture of digital control milling steam seal ring arc section Download PDFInfo
- Publication number
- CN201128072Y CN201128072Y CNU2007201177451U CN200720117745U CN201128072Y CN 201128072 Y CN201128072 Y CN 201128072Y CN U2007201177451 U CNU2007201177451 U CN U2007201177451U CN 200720117745 U CN200720117745 U CN 200720117745U CN 201128072 Y CN201128072 Y CN 201128072Y
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- CN
- China
- Prior art keywords
- clamp body
- segmental arc
- seal ring
- piston component
- hydraulic pump
- 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 - Lifetime
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Abstract
The utility model relates to a special tool for manufacturing a labyrinth packing ring segmental arc for a numerical control milling machine, relates to a hydraulic pressure combined clamp, and solves the problem existing in the prior art that the labyrinth packing ring segmental arc needs a plurality of times of clamping when in clamping (each segment needs three times of clamping averagely), the amount of the labyrinth packing ring segmental arc is great, and the labor intensity of an operator is greatly increased. In the special tool provided by the utility model, a prime move (3) is connected with a hydraulic pump (4); a liquid out pipeline of the hydraulic pump is connected with a clamp body (8) through a rebound valve (5) and a two-position three-way magnetic valve (7); four identical camp subaspects (9) are positioned in the clamp body (8); a baffle plate (10) of the subaspects (9) is fixedly arranged at the bottom of the clamp body (8); a piston component (13) is positioned at the upper part of the baffle plate (10); one end of a connection shaft (15) is fixedly arranged at the upper part of the piston component (13), and the other end of the connection shaft (15) is fixedly assembled with a keep plate (16) through a cotter pin (14) and a shaft pin (17). The special tool greatly improves the working efficiency, reduces the labor intensity of workers, has simple structure and is convenient for realizing the automation production.
Description
Technical field
The utility model relates to a kind of hydraulic pressure built-up jig.
Background technology
During with NC Milling steam seal ring segmental arc, the steam seal ring segmental arc needs multiple clamping (every section average clamping 3 times) when clamping, and steam seal ring segmental arc enormous amount, and operator's labour intensity is increased greatly.
The utility model content
The purpose of this utility model is to need multiple clamping (every section average clamping 3 times) when the clamping in order to solve the steam seal ring segmental arc that exists in the prior art, and steam seal ring segmental arc enormous amount makes the problem that operator's labour intensity increases greatly and then a kind of NC Milling steam seal ring segmental arc special fixture is provided.
The utility model comprises four identical oil cylinders 1, oil filter 2, prime mover 3, hydraulic pump 4, check valve 5, spill valve 6, two-bit triplet magnetic valve 7, the anchor clamps split 9 that clamp body 8 is identical with four; Prime mover 3 is connected with hydraulic pump 4, the feed liquor pipeline of hydraulic pump 4 is connected with four oil cylinders 1 respectively by oil filter 2, the fluid pipeline of hydraulic pump 4 is connected with clamp body 8 by check valve 5, two-bit triplet magnetic valve 7, the feed liquor pipeline of spill valve 6 is connected with the fluid pipeline of check valve 5, the fluid pipeline of spill valve 6 is connected with four oil cylinders 1 respectively, and four identical anchor clamps splits 9 place in the clamp body 8.
Described anchor clamps split 9 comprises closure plate 10, axle sleeve 11, butterfly spring 12, piston component 13, split pin 14, connecting axle 15, pressing plate 16 and pivot pin 17, closure plate 10 is packed in the bottom of clamp body 8, piston component 13 places the top of closure plate 10, butterfly spring 12 is positioned at the piston rod 13-1 outside of piston component 13 and places on the intermediate 13-2 of piston component 13, axle sleeve 11 is positioned at the outside of butterfly spring 12 and places on the closure plate 10, one end of connecting axle 15 is packed in the top of piston component 13, and the other end of connecting axle 15 installs with pressing plate 16 by split pin 14 and pivot pin 17.
The utlity model has following beneficial effect: the utility model has improved working (machining) efficiency greatly, has reduced labor strength.The utility model is simple to operate, is convenient to realize automated production.
Description of drawings
Fig. 1 looks cutaway view for master of the present utility model, and Fig. 2 is that the A of Fig. 1 is to view.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1 and Fig. 2, present embodiment is by four identical oil cylinders 1, oil filter 2, prime mover 3, hydraulic pump 4, check valve 5, spill valve 6, two-bit triplet magnetic valve 7, the anchor clamps split 9 that clamp body 8 is identical with four is formed, prime mover 3 is connected with hydraulic pump 4, the feed liquor pipeline of hydraulic pump 4 is connected with four oil cylinders 1 respectively by oil filter 2, the fluid pipeline of hydraulic pump 4 is by check valve 5, two-bit triplet magnetic valve 7 is connected with clamp body 8, the feed liquor pipeline of spill valve 6 is connected with the fluid pipeline of check valve 5, the fluid pipeline of spill valve 6 is connected with four oil cylinders 1 respectively, and four identical anchor clamps splits 9 place in the clamp body 8; Described anchor clamps split 9 is by closure plate 10, axle sleeve 11, butterfly spring 12, piston component 13, split pin 14, connecting axle 15, pressing plate 16, pivot pin 17 and O RunddichtringO 18 are formed, closure plate 10 is packed in the bottom of clamp body 8, piston component 13 places the top of closure plate 10, butterfly spring 12 is positioned at the piston rod 13-1 outside of piston component 13 and places on the intermediate 13-2 of piston component 13, axle sleeve 11 is positioned at the outside of butterfly spring 12 and places on the closure plate 10, one end of connecting axle 15 is packed in the top of piston component 13, the other end of connecting axle 15 installs with pressing plate 16 by split pin 14 and pivot pin 17, and O RunddichtringO 18 is located between closure plate 10 and the clamp body 8.During processing vapor seal segmental arc, with the lower plane of NC Milling steam seal ring segmental arc special fixture on the workbench of lathe, compress by four pressing plates, when hydraulic pump starts, the two-bit triplet magnetic valve is in the K1 position, form oil pressure in clamp body, make piston component compress butterfly spring and move upward, hydraulic pump starts and pressing plate to be moved upward unclamp workpiece like this; When hydraulic pump cuts out, the recoil of spring of two-bit triplet magnetic valve, hydraulic oil flows back to oil cylinder, and at this moment piston component moves downward under the effect of pretightening force of butterfly spring, so just drives pressing plate and moves downward, and makes the pressing plate clamping work pieces, finishes clamping No. one time.
The specific embodiment two: in conjunction with Fig. 1 present embodiment is described, piston component 13 is made up of piston rod 13-1, intermediate 13-2 and piston 13-3 in the present embodiment; Piston rod 13-1, intermediate 13-2, piston 13-3 from top to bottom connect and make one.Piston rod is used to drive pressing plate, and intermediate is used to withstand disk spring, blocks oil-in when piston is used for stroke when butterfly spring near the limit, and the oil that builds the pressure that cause this moment flows back to fuel tank from spill valve.
The specific embodiment three: present embodiment is described in conjunction with Fig. 1, present embodiment and the specific embodiment one different difference is: present embodiment also increases two alignment pins 19, described two alignment pins 19 are packed on the upper surface of clamp body 8, and the centre distance L between two alignment pins 19 is 200mm.So being provided with is for the ease of looking for mechanical origin.
Claims (5)
1, a kind of NC Milling steam seal ring segmental arc special fixture, it comprises four identical oil cylinders (1), oil filter (2), prime mover (3), hydraulic pump (4), check valve (5), spill valve (6), two-bit triplet magnetic valve (7), the anchor clamps split (9) that clamp body (8) is identical with four; It is characterized in that prime mover (3) is connected with hydraulic pump (4), the feed liquor pipeline of hydraulic pump (4) is connected with four oil cylinders (1) respectively by oil filter (2), the fluid pipeline of hydraulic pump (4) is connected with clamp body (8) by check valve (5), two-bit triplet magnetic valve (7), the feed liquor pipeline of spill valve (6) is connected with the fluid pipeline of check valve (5), the fluid pipeline of spill valve (6) is connected with four oil cylinders (1) respectively, and four identical anchor clamps splits (9) place in the clamp body (8).
2, NC Milling steam seal ring segmental arc special fixture according to claim 1, it is characterized in that anchor clamps split (9) comprises closure plate (10), axle sleeve (11), butterfly spring (12), piston component (13), split pin (14), connecting axle (15), pressing plate (16) and pivot pin (17), closure plate (10) is packed in the bottom of clamp body (8), piston component (13) places the top of closure plate (10), butterfly spring (12) is positioned at piston rod (13-1) outside of piston component (13) and places on the intermediate (13-2) of piston component (13), axle sleeve (11) is positioned at the outside of butterfly spring (12) and places on the closure plate (10), one end of connecting axle (15) is packed in the top of piston component (13), and the other end of connecting axle (15) installs with pressing plate (16) by split pin (14) and pivot pin (17).
3, NC Milling steam seal ring segmental arc special fixture according to claim 2 is characterized in that piston component (13) is made up of piston rod (13-1), intermediate (13-2) and piston (13-3); Piston rod (13-1), intermediate (13-2), piston (13-3) from top to bottom connect makes one.
4, NC Milling steam seal ring segmental arc special fixture according to claim 2 is characterized in that anchor clamps split (9) also comprises O RunddichtringO (18), and described O RunddichtringO (18) is located between closure plate (10) and the clamp body (8).
5, NC Milling steam seal ring segmental arc special fixture according to claim 1, it is characterized in that it also comprises two alignment pins (19), described two alignment pins (19) are packed on the upper surface of clamp body (8), and the centre distance (L) between two alignment pins (19) is 200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201177451U CN201128072Y (en) | 2007-12-21 | 2007-12-21 | Special fixture of digital control milling steam seal ring arc section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201177451U CN201128072Y (en) | 2007-12-21 | 2007-12-21 | Special fixture of digital control milling steam seal ring arc section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201128072Y true CN201128072Y (en) | 2008-10-08 |
Family
ID=40015897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201177451U Expired - Lifetime CN201128072Y (en) | 2007-12-21 | 2007-12-21 | Special fixture of digital control milling steam seal ring arc section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201128072Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319922A (en) * | 2011-08-03 | 2012-01-18 | 韩兴全 | Portable labyrinth clearance adjusting device |
| CN103659439A (en) * | 2013-11-29 | 2014-03-26 | 大连华根机械有限公司 | Pneumatic material availability identifying device |
| CN103949858A (en) * | 2014-04-28 | 2014-07-30 | 哈尔滨汽轮机厂有限责任公司 | Method for processing steam seal arc segment of power station steam turbine |
| CN104440310A (en) * | 2014-12-02 | 2015-03-25 | 竹昌精密冲压件(上海)有限公司 | Automatic vacuum absorption device of numerically-controlled machine tool |
| CN105397160A (en) * | 2015-12-18 | 2016-03-16 | 徐勤凤 | Mill-opening equipment for taper pin |
| CN113894584A (en) * | 2021-10-30 | 2022-01-07 | 浙江吉尚汽车部件有限公司 | Pump body mounting hole adds clamping apparatus device |
-
2007
- 2007-12-21 CN CNU2007201177451U patent/CN201128072Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319922A (en) * | 2011-08-03 | 2012-01-18 | 韩兴全 | Portable labyrinth clearance adjusting device |
| CN103659439A (en) * | 2013-11-29 | 2014-03-26 | 大连华根机械有限公司 | Pneumatic material availability identifying device |
| CN103949858A (en) * | 2014-04-28 | 2014-07-30 | 哈尔滨汽轮机厂有限责任公司 | Method for processing steam seal arc segment of power station steam turbine |
| CN103949858B (en) * | 2014-04-28 | 2016-03-23 | 哈尔滨汽轮机厂有限责任公司 | A kind of power station steam turbine packing segmental arc processing method |
| CN104440310A (en) * | 2014-12-02 | 2015-03-25 | 竹昌精密冲压件(上海)有限公司 | Automatic vacuum absorption device of numerically-controlled machine tool |
| CN105397160A (en) * | 2015-12-18 | 2016-03-16 | 徐勤凤 | Mill-opening equipment for taper pin |
| CN106975777A (en) * | 2015-12-18 | 2017-07-25 | 徐勤凤 | Taper bolt milling open device |
| CN105397160B (en) * | 2015-12-18 | 2017-12-12 | 泰州市华丰科技设备有限公司 | Taper bolt milling open device |
| CN106975777B (en) * | 2015-12-18 | 2018-11-16 | 扬州智创企业运营管理服务有限公司 | Taper bolt mills open device |
| CN113894584A (en) * | 2021-10-30 | 2022-01-07 | 浙江吉尚汽车部件有限公司 | Pump body mounting hole adds clamping apparatus device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081008 |
|
| CX01 | Expiry of patent term |