CN101310932A - Assembly fixture of armature assembly for electrohydraulic servo valve - Google Patents
Assembly fixture of armature assembly for electrohydraulic servo valve Download PDFInfo
- Publication number
- CN101310932A CN101310932A CNA2007100410491A CN200710041049A CN101310932A CN 101310932 A CN101310932 A CN 101310932A CN A2007100410491 A CNA2007100410491 A CN A2007100410491A CN 200710041049 A CN200710041049 A CN 200710041049A CN 101310932 A CN101310932 A CN 101310932A
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- hole
- armature
- spring
- baffle
- assembling jig
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Abstract
The invention discloses an assembling jig used in an armature component of an electrohydraulic servo valve. The armature component consists of a baffle feedback rod, a tubular spring with a shaft shoulder and an armature; the assembling jig comprises a mounting base, two left and right blocks, a positioning shaft and two first positioning pins used for guiding the tubular spring, a baffle positioning sleeve, a locknut and two second positioning pins used for positioning the armature. The assembling jig used in the armature component of the electrohydraulic servo valve of the invention is adopted, namely,, by virtue of the left and right blocks, a positioning hole on the positioning shaft, the positioning pins of the tubular spring and the positioning pins of the armature, the assembling jig can accurately position the working directions of a baffle surface of a baffle feedback rod, a mounting hole of the tubular spring and the armature, thus realizing comparatively high the accuracy of form and position. The assembling jig can realize parallelism of the work plane of the armature and the bottom face of the tubular spring and also can realize the larger magnitude of interference and the reliability of assembly when in use.
Description
Technical field
The present invention relates to a kind of assembling jig of accurate finding, relate in particular to a kind of core component that is used for the electrohydraulic servo valve of electrohydraulic control system--the assembling jig of armature component.
Background technology
Electrohydraulic servo valve has experienced 50 years in the development of international professional domain, and the occasion of application also more and more widely.Yet the research of servo valve and manufacturing also are in a relatively backward state at home, the combination assembling aspect of part, and technical merit is also very big with external gap.As the armature component of one of core parts of electrohydraulic servo valve, be the most important assembly that influences the static state and the dynamic property of servo valve.
Armature component is to assemble the all-in-one-piece assembly by baffle feedback lever, pipe spring, three parts of armature by modes such as interference fit or welding, and this assembly requires morpheme and dimensional accuracy height.Its characteristic quality directly has influence on the performance of electrohydraulic servo valve.
For little armature component, it assembles is a difficult point of servo valve assembling and processing all the time, tube spring thin wall generally can occur and be out of shape greatly, is press-fitted the not high characteristic of efficient that precision is not high, assemble.And then have influence on the reliability and the performance of electrohydraulic servo valve.
Summary of the invention
The objective of the invention is to solve the problems referred to above that prior art exists, a kind of assembling jig that can improve the armature component that is used for electrohydraulic servo valve of reliability of products and efficiency of assembling is provided.
The objective of the invention is to be achieved: a kind of assembling jig that is used for the armature component of electrohydraulic servo valve by following technical scheme, described armature component is made up of pipe spring and an armature that a baffle feedback lever, has the shaft shoulder, described assembling jig comprises a mount pad, about two pieces, a locating shaft, two first alignment pin, a baffle plate positioning sleeve and locking nuts that are used to manage the spring guiding, wherein, described mount pad is the cartridge type seat, and it is provided with screw thread on the outer peripheral face of the cylindrical wall more than the bottom; Piece is a semi-circular piece about described, the bottom of the outer peripheral face after they attach together and mount pad cylindrical wall inner peripheral surface are adaptive, and inner surface has up-small and down-big upper, middle and lower notch cuttype hole, the hole on its top is that the relative boss of holding the shaft shoulder of pipe spring forms, the hole at middle part is the hole, second rank that is used for clamping baffle plate positioning sleeve outer peripheral face, and the hole of bottom is the hole, the 3rd rank of the clamping locating shaft outer peripheral face that is used for; The central authorities of described locating shaft are provided with one can make middle jack that baffle feedback lever inserts and the pipe location hole of the spring that is symmetricly set on these jack both sides, about it is placed in the hole, the 3rd rank of piece; The bottom of described pipe spring be provided with a pair of be symmetrical arranged and with the installing hole of pipe location hole of the spring coaxial line; Described first alignment pin is placed in the pipe location hole of the spring separately in twos accordingly and manages in the installing hole of spring; Described baffle plate positioning sleeve is provided with the groove of a pair of symmetry on inner peripheral surface, it be arranged on locating shaft and pipe between the spring and be positioned at about piece hole, second rank and be included in the periphery of two first alignment pins; The inner peripheral surface of described locking nut bottom be provided with can with the screw thread of the outer peripheral face engagement of the cylindrical wall of mount pad, and top with about the outer peripheral face at piece middle part adaptive.
The assembling jig of the above-mentioned armature component that is used for electrohydraulic servo valve, wherein, also comprise two be resisted against armature one side and vertically be plugged on about second alignment pin of piece upper surface.
The assembling jig of the above-mentioned armature component that is used for electrohydraulic servo valve, wherein, the trough wall surface of described baffle plate positioning sleeve be with baffle feedback lever under the baffle-panels precision-fit, and the line of two installing holes of baffle-panels and pipe spring is perpendicular.
Owing to adopted the assembling jig that is used for the armature component of electrohydraulic servo valve of the present invention, locating hole, pipe spring holder and armature alignment pin about i.e. this cover assembling anchor clamps pass through on piece, the locating shaft and accurate positioning baffle feedback rod baffle-panels and manage the operative orientation of spring mounting hole and armature realize the higher accuracy of form and position.This cover assembling anchor clamps can be realized the armature working face and depth of parallelism pipe spring bottom surface.Use this sleeve clamp can also realize that the magnitude of interference is bigger, realize the reliability that cooperates.
Description of drawings
Provide the specific embodiment of the present invention below in conjunction with accompanying drawing:
Fig. 1 installs the structural representation of baffle feedback lever-pipe spring assembly for the assembling jig that is used for the armature component of electrohydraulic servo valve of the present invention;
Fig. 2 installs the structural representation of baffle feedback lever-pipe spring assembly and armature for the assembling jig that is used for the armature component of electrohydraulic servo valve of the present invention;
Fig. 3 installs the vertical view of baffle feedback lever-pipe spring assembly and armature for the assembling jig that is used for the armature component of electrohydraulic servo valve of the present invention.
The specific embodiment
The armature component that the assembling jig that is used for the armature component of electrohydraulic servo valve of the present invention will assemble is made up of pipe spring 7 and an armature 8 that a baffle feedback lever 9, has the shaft shoulder.
See also Fig. 1,2,3, the assembling jig that is used for the armature component of electrohydraulic servo valve of the present invention, comprise a mount pad 1, about two pieces 2, a locating shaft 3, two first alignment pins 4, a baffle plate positioning sleeve 5, a locking nut 8 and two second alignment pins 10, wherein
About piece 2 be semi-circular piece, the bottom of the outer peripheral face after they attach together and mount pad 1 cylindrical wall inner peripheral surface are adaptive, and its inner surface has up-small and down-big upper, middle and lower stepped bore, the hole on its top is that the relative boss 20 of holding the shaft shoulder of pipe spring 7 forms, the hole at middle part is the hole, second rank 21 that is used for clamping baffle plate positioning sleeve 5 outer peripheral faces, and the hole of bottom is the hole, the 3rd rank 22 of clamping locating shaft 3 outer peripheral faces that are used for.
The central authorities of locating shaft 3 are provided with one can make middle jack 30 that baffle feedback lever 9 inserts and the pipe location hole of the spring 31 that is symmetricly set on these jack both sides, in the hole, the 3rd rank 22 after piece 2 attached together about it was placed in.
The bottom of the pipe spring 7 in the armature component be provided with a pair of be symmetrical arranged and with the installing hole 71 of pipe location hole of the spring 31 coaxial lines.
Baffle plate positioning sleeve 5 is provided with the groove 50 of a pair of symmetry on inner peripheral surface, the trough wall surface of this groove 50 be with baffle feedback lever 9 under baffle-panels 90 precision-fit, and baffle-panels 90 is perpendicular with the line of two installing holes 71 of pipe spring 7, baffle plate positioning sleeve 5 be arranged on locating shaft 3 with manage between the spring 7 and be positioned at about piece 2 hole, second rank 21 and be included in the periphery of two first alignment pins 4.
The inner peripheral surface of locking nut 6 bottoms be provided with can with the screw thread of the outer peripheral face engagement of the cylindrical wall of mount pad 1, and top with about the outer peripheral face at piece 2 middle parts adaptive;
When using the assembling jig of the armature component that is used for electrohydraulic servo valve of the present invention, should assemble baffle feedback lever 9 and pipe spring 7 earlier.About pipe spring 7 is installed in the middle of the piece 2 and by about the boss 20 of piece 2 shaft shoulder that will manage spring 7 hold, two installing holes 71 of pipe spring 7 are by first alignment pin 4 and locating shaft 3 location, and the baffle-panels 90 of baffle feedback lever 9 is installed and is engaged in the groove 50 of baffle plate positioning sleeve 5 simultaneously.Because the groove 50 and the baffle-panels 90 of baffle plate positioning sleeve 5 are precision-fit, guaranteed that baffle-panels 90 is perpendicular with the line of two installing holes 71 of pipe spring 7.After installing with about piece 2 integral installations in the cylindrical shell of mount pad 1, and with locking nut 6 locking.To extreme position the pipe spring-baffle feedback lever assembly that obtains needs by pressing baffle feedback lever 9 like this.
Will be now when press fit pipe spring-baffle feedback lever assembly and armature 8 with pipe about spring-the baffle feedback lever assembly is positioned in the piece 2, locate mode is the same.With after locking nut 6 locking with second alignment pin, 10 location locating shafts 3 and about the direction of piece 2, to guarantee the locality of armature 8, guarantee the depth of parallelism of 8 liang of working faces of armature simultaneously.When pressing armature 8 to extreme position, armature 8 can meet the requirements of the position along second alignment pin, and then reaches the specification requirement of armature component.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, the present invention can also change and more mode, as long as in connotation scope of the present invention, all will drop in claims scope of the present invention variation, the modification of the above embodiment.
Claims (3)
1, a kind of assembling jig that is used for the armature component of electrohydraulic servo valve, described armature component is made up of pipe spring and an armature that a baffle feedback lever, has the shaft shoulder, described assembling jig comprises a mount pad, about two pieces, a locating shaft, two first alignment pin, a baffle plate positioning sleeve and locking nuts that are used to manage the spring guiding, it is characterized in that
Described mount pad is the cartridge type seat, and it is provided with screw thread on the outer peripheral face of the cylindrical wall more than the bottom;
Piece is a semi-circular piece about described, the bottom of the outer peripheral face after they attach together and mount pad cylindrical wall inner peripheral surface are adaptive, and inner surface has up-small and down-big upper, middle and lower notch cuttype hole, the hole on its top is that the relative boss of holding the shaft shoulder of pipe spring forms, the hole at middle part is the hole, second rank that is used for clamping baffle plate positioning sleeve outer peripheral face, and the hole of bottom is the hole, the 3rd rank of the clamping locating shaft outer peripheral face that is used for;
The central authorities of described locating shaft are provided with one can make middle jack that baffle feedback lever inserts and the pipe location hole of the spring that is symmetricly set on these jack both sides, about it is placed in the hole, the 3rd rank of piece;
The bottom of described pipe spring be provided with a pair of be symmetrical arranged and with the installing hole of pipe location hole of the spring coaxial line;
Described first alignment pin is placed in the pipe location hole of the spring separately in twos accordingly and manages in the installing hole of spring;
Described baffle plate positioning sleeve is provided with the groove of a pair of symmetry on inner peripheral surface, it be arranged on locating shaft and pipe between the spring and be positioned at about piece hole, second rank and be included in the periphery of two first alignment pins;
The inner peripheral surface of described locking nut bottom be provided with can with the screw thread of the outer peripheral face engagement of the cylindrical wall of mount pad, and top with about the outer peripheral face at piece middle part adaptive.
2, the assembling jig that is used for the armature component of electrohydraulic servo valve according to claim 1 is characterized in that, also comprise two be resisted against armature one side and vertically be plugged on about second alignment pin of piece upper surface.
3, the assembling jig that is used for the armature component of electrohydraulic servo valve according to claim 1, it is characterized in that, the trough wall surface of described baffle plate positioning sleeve be with baffle feedback lever under the baffle-panels precision-fit, and the line of two installing holes of baffle-panels and pipe spring is perpendicular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100410491A CN101310932A (en) | 2007-05-22 | 2007-05-22 | Assembly fixture of armature assembly for electrohydraulic servo valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100410491A CN101310932A (en) | 2007-05-22 | 2007-05-22 | Assembly fixture of armature assembly for electrohydraulic servo valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101310932A true CN101310932A (en) | 2008-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100410491A Pending CN101310932A (en) | 2007-05-22 | 2007-05-22 | Assembly fixture of armature assembly for electrohydraulic servo valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101310932A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385196A (en) * | 2014-09-20 | 2015-03-04 | 弗瑞斯阀门(宁波)有限公司 | Auxiliary valve body assembly tool |
| CN104827441A (en) * | 2015-05-08 | 2015-08-12 | 吴江市天龙机械有限公司 | High-precision compression-configured device of electro-hydraulic servo valve armature component |
| CN105290782A (en) * | 2015-11-20 | 2016-02-03 | 上海衡拓液压控制技术有限公司 | Servo valve assembly limiting and press-fitting process equipment and method |
| CN105291045A (en) * | 2015-11-19 | 2016-02-03 | 上海衡拓液压控制技术有限公司 | Limiting and press-fit process device and method for thin-walled tube assembly |
| CN105414521A (en) * | 2015-12-28 | 2016-03-23 | 重庆建设摩托车股份有限公司 | Clutch armature auxiliary tool for die-casting machine assembly line |
| CN106710780A (en) * | 2016-12-14 | 2017-05-24 | 宁波兴茂电子科技有限公司 | Lower cover and magnet assembly fixture |
| CN107984191A (en) * | 2016-10-26 | 2018-05-04 | 北京实验工厂 | One kind is used for servo valve armature component precision press-loading apparatus |
| CN109519431A (en) * | 2018-11-28 | 2019-03-26 | 中国航空工业集团公司西安飞行自动控制研究所 | Deflecting plates jet servo valve based on increasing material manufacturing valve body structure |
| CN110561266A (en) * | 2019-10-09 | 2019-12-13 | 无锡威孚马山油泵油嘴有限公司 | Valve element lapping clamp |
| CN112570846A (en) * | 2020-11-17 | 2021-03-30 | 中国航发西安动力控制科技有限公司 | Positioning welding fixture and welding method for assembling thin-wall feedback rod of hydraulic servo valve |
-
2007
- 2007-05-22 CN CNA2007100410491A patent/CN101310932A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385196A (en) * | 2014-09-20 | 2015-03-04 | 弗瑞斯阀门(宁波)有限公司 | Auxiliary valve body assembly tool |
| CN104827441A (en) * | 2015-05-08 | 2015-08-12 | 吴江市天龙机械有限公司 | High-precision compression-configured device of electro-hydraulic servo valve armature component |
| CN105291045A (en) * | 2015-11-19 | 2016-02-03 | 上海衡拓液压控制技术有限公司 | Limiting and press-fit process device and method for thin-walled tube assembly |
| CN105290782B (en) * | 2015-11-20 | 2017-12-12 | 上海衡拓液压控制技术有限公司 | The spacing press-loading process equipment of servo valve module and method |
| CN105290782A (en) * | 2015-11-20 | 2016-02-03 | 上海衡拓液压控制技术有限公司 | Servo valve assembly limiting and press-fitting process equipment and method |
| CN105414521A (en) * | 2015-12-28 | 2016-03-23 | 重庆建设摩托车股份有限公司 | Clutch armature auxiliary tool for die-casting machine assembly line |
| CN105414521B (en) * | 2015-12-28 | 2018-06-29 | 重庆建设车用空调器有限责任公司 | A kind of die casting machine assembling line clutch armature auxiliary mould |
| CN107984191A (en) * | 2016-10-26 | 2018-05-04 | 北京实验工厂 | One kind is used for servo valve armature component precision press-loading apparatus |
| CN106710780A (en) * | 2016-12-14 | 2017-05-24 | 宁波兴茂电子科技有限公司 | Lower cover and magnet assembly fixture |
| CN106710780B (en) * | 2016-12-14 | 2018-06-26 | 宁波兴茂电子科技有限公司 | A kind of lower cover and magnet assembled fixture |
| CN109519431A (en) * | 2018-11-28 | 2019-03-26 | 中国航空工业集团公司西安飞行自动控制研究所 | Deflecting plates jet servo valve based on increasing material manufacturing valve body structure |
| CN110561266A (en) * | 2019-10-09 | 2019-12-13 | 无锡威孚马山油泵油嘴有限公司 | Valve element lapping clamp |
| CN112570846A (en) * | 2020-11-17 | 2021-03-30 | 中国航发西安动力控制科技有限公司 | Positioning welding fixture and welding method for assembling thin-wall feedback rod of hydraulic servo valve |
| CN112570846B (en) * | 2020-11-17 | 2022-03-08 | 中国航发西安动力控制科技有限公司 | Positioning welding fixture and welding method for assembling thin-wall feedback rod of hydraulic servo valve |
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Open date: 20081126 |