CN205254909U - Locking dish assembles positioner in advance - Google Patents
Locking dish assembles positioner in advance Download PDFInfo
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- CN205254909U CN205254909U CN201521126887.5U CN201521126887U CN205254909U CN 205254909 U CN205254909 U CN 205254909U CN 201521126887 U CN201521126887 U CN 201521126887U CN 205254909 U CN205254909 U CN 205254909U
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- cylinder body
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- screw rod
- locking plate
- connecting axle
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Abstract
The utility model discloses a locking dish assembles positioner in advance belongs to locking dish field, and it is complicated that it has solved current locking dish assembling process, extravagant manpower and time, and assemble the not good problem of effect. The utility model discloses a device still includes cylinder body and the piston of setting in the cylinder body including the screw rod, piston lower extreme and cylinder body formation oil pocket, the cylinder body outer wall be provided with the intercommunication oil pocket the inlet port, piston lower extreme and screw rod fixed connection. The utility model discloses the predetermined position that can once only realize locking dish inner ring, axle sleeve and outer loop, predetermined accurate, balanced, has saved bolt locking installation time, has practiced thrift the labour, has improved assembly efficiency, has the advantage of simple structure, reasonable in design, easily manufacturing.
Description
Technical field
The invention belongs to locking plate field, specifically, relate to a kind of locking plate assembling device for pre-positioning.
Background technology
Locking plate, for example wind-power locking disc, as the locking device of Large-scale Wind Turbines, for coupling assembling, plays biographyThe effect of torque delivery. Wind-power locking disc is made up of interior ring, outer shroud, axle sleeve and several bolts. Existing wind-power locking disc assemblingNormally, first symmetry is tightened two bolts allows interior ring move into after outer shroud one segment distance to method, then rotates an angle and tighten separatelyOuter two symmetrical bolts, so repeat these two steps repeatedly repeatedly until interior ring is pressed into behind the position that outer shroud is suitable, then twistTight remaining all bolts, assembling wind-power locking disc by the method needs repeated multiple times could realization to be seated, and installation time is long,Consume very large manpower, simultaneously due to manual operation, easily make wind-power locking disc assembly unbalanc, affect wind power generating setServiceability and service life.
Chinese Patent Application No. 201210444113.1, the patent application document in open day on February 13rd, 2013, discloses onePlant wind-power locking disc, it comprises interior ring, outer shroud, bolt, nut, elastic ring and wear-resistant coating, and interior ring boss surface is provided withWear-resistant coating, interior ring and outer shroud are in mating connection, fix by screw bolt and nut, and the head of bolt and the junction of interior ring arrangeFlexible ring, the external diameter of elastic ring is greater than bolt head diameter. By the interior ring boss coating wear-resistant coating at wind-power locking disc with solidDetermine bolt bolt head place elastic ring is set, make can not damage again device in the situation that locking effect is firm. Provide a kind of firm, noEasily damaged wind-power locking disc. Assemble the disclosed wind-power locking disc of this patent application, need to take equally first symmetry to tighten two spiral shellsBolt allows interior ring move into after outer shroud one segment distance, then rotates an angle and tighten two other symmetrical bolt, so repeatedly heavyMultiple these two steps are repeatedly until be pressed into interior ring behind the position that outer shroud is suitable, then tighten the method for remaining all bolts, thereforeIn the time of assembling, exist equally installation time long, consume very large manpower, simultaneously due to manual operation, easily make wind-power locking disc dressJoin imbalance, affect the serviceability of wind power generating set and the problem in service life.
Chinese Patent Application No. 200910203289.6, the patent application document in open day on October 28th, 2009, discloses onePlant the locking disk auxiliary device, fastening system and the locking method that connect for realizing axle. Described locking plate locking servicing unit, bagDraw together hydraulic cylinder and the Hydraulic Station being connected with described hydraulic cylinder through high-pressure oil pipe, described hydraulic cylinder be evenly arranged on locking plate end face andOn circumference between a support. Described fastening system comprises locking plate and above-mentioned locking servicing unit. Described locking method bagDraw together and start by the Hydraulic Station of high-pressure oil pipe connecting fluid cylinder pressure, and regulate the pressure of Hydraulic Station; External conical sleeve in again bolt being inserted,And tighten. This invention by hydraulic cylinder to external conical sleeve the power to inner conical drogue direction, keep whole end force even, realize heightUnanimously, adopt this contrive equipment and method can realize Fast Installation, save time, manpower, can be greatly cost-saving. But shouldApply for that disclosed technical scheme needs to adopt separately hydraulic means (hydraulic jack), utilizes hydraulic means to withstand on external conical sleeve and supportBetween (being gear-box lateral wall in this application embodiment), less stable, needs pretension hydraulic jack in advance before operation,Operating process complexity, is unfavorable for equally saving installation time and reduces manpower.
Summary of the invention
The problem that 1, will solve
For existing wind-power locking disc assembling process complexity, waste of manpower and time, and the problem of assembling poor effect, the present inventionA kind of locking plate assembling device for pre-positioning is provided, can disposablely realizes the pre-determined bit of ring, axle sleeve and outer shroud in wind-power locking disc, pre-Registration, balance, saved the bolt-locking set-up time, saved the amount of labour, improved efficiency of assembling.
2, technical scheme
For addressing the above problem, the present invention adopts following technical scheme.
A kind of locking plate assembling device for pre-positioning, comprises screw rod, also comprises cylinder body and is arranged on the piston in cylinder body, described workPlug lower end and cylinder body form oil pocket; Described outer wall of cylinder block is provided with the fuel feed hole that is communicated with oil pocket; Described piston lower end and screw rodBe fixedly connected with.
Preferably, described screw rod upper end end face is provided with the first connecting hole, and upper side is provided with the spacing shaft shoulder.
Preferably, in described piston, be provided with connecting axle; Described connecting axle upper end is provided with throw-out collar; Described throw-out collar and workEnd in contact beyond the Great Wall; Described connecting axle lower end is fixedly connected with screw rod.
Preferably, described connecting axle upper end end face is provided with the second connecting hole.
Preferably, described connecting axle outer wall is provided with fairlead; Described fairlead, piston lower end, cylinder body are oily around formingChamber; Between described piston and fairlead, be provided with piston seal; Between described cylinder body and fairlead, be provided with cylinder body seal.
Preferably, described fairlead lower end is stretched out cylinder body end and is provided with jump ring.
Preferably, described connecting axle lower end is connected with screw flight; Described throw-out collar is threaded with connecting axle upper end.
Preferably, between described cylinder body, piston upper end, throw-out collar, be provided with upper end cover; Between described upper end cover and throw-out collar, establishBe equipped with end cap seal.
Preferably, described cylinder body lower end is provided with supporting seat.
A kind of locking plate assembly method, comprises the following steps:
1) at least two screw rods are taken out from connecting axle, be screwed on wind-power locking disc in symmetrically arranged outer shroud screw;
2) connecting axle is screwed into screw rod upper end again;
3) to fuel feed hole injection pressure fluid, the relative piston of cylinder body is moved downward, in promoting, ring and axle sleeve compress downwards simultaneously;
4) in, ring is compacted to upper surface downwards with axle sleeve and stops to fuel feed hole injection pressure fluid when concordant with outer shroud upper surface;
5) in step 1) in the screw beyond symmetrically arranged outer shroud screw, be screwed into bolt on wind-power locking disc;
6) take out step 2) in be screwed into the connecting axle of screw rod upper end; Take out step 1) in the screw rod that is screwed into;
7) in step 6) in take out in the screw of screw rod and be screwed into bolt;
8) wind-power locking disc has assembled.
3, beneficial effect
Than prior art, beneficial effect of the present invention is:
(1) the present invention screws in wind-power locking disc in the pilot hole of ring and outer shroud by screw rod, utilizes fuel feed hole input pressure fluid,Piston is separated up and down gradually with cylinder body, due to relative fixing between piston and screw rod, connect and the outer shroud of screw rod and locking plate is fixingConnect, thus cylinder body under pressure oil liquid effect, move downward, thereby ring and axle sleeve in locking plate are compressed and cause locked position, realExisting pre-determined bit function; Use this device for pre-positioning can fast, accurately realize the locking positioning between interior ring, axle sleeve and outer shroud,Avoid the complex operations of traditional locking plate manual installation, saved the set-up time, saved labour, improved efficiency of assembling;
(2) the first connecting hole that screw rod of the present invention upper end end face arranges can spanner easy to use etc. instrument by screw rod fast rotary inlet airIn electricity locking plate, in ring and the pilot hole of outer shroud, upper side is provided with the spacing shaft shoulder, can Limit screw screws in dark in pilot holeDegree, installs the reserved sufficient length of connecting axle to screw rod upper end;
(3) the present invention adopts connecting axle to replace piston to be directly connected with screw rod, can improve the sealing of oil pocket between piston and cylinder bodyProperty, reliability, simultaneously connecting axle is for convenience detach and safeguard, also can play in addition guarantee between cylinder body, piston and screw rod coaxialThe effect of degree; Arrange throw-out collar effectively limited piston move upward, make to operate time of the present invention, can guarantee that cylinder body compresses downwardsInterior ring and the axle sleeve of wind-power locking disc;
(4) the second connecting hole being set on connecting axle of the present invention is for instruments such as spanners easy to use, connecting axle to be contained in fast equallyOn screw rod;
(5) connecting axle outer wall of the present invention is provided with fairlead, and fairlead can further improve oil between piston and cylinder body on the one handThe sealing in chamber, improves the performance of oil cylinder, on the other hand can reduction with connecting axle and piston between frictional force, improve workThe stability of plug and cylinder body action, more on the one hand, fairlead can also play the effect that guiding cylinder body moves along correct direction, reallyProtect the axiality of cylinder body and connecting axle, thereby guaranteed also to keep accurate axiality between cylinder body and screw rod, made apparatus of the present inventionRing in locking plate steadily, balancedly can be packed among outer shroud;
(6) fairlead of the present invention lower end is stretched out cylinder body end and is provided with jump ring, and jump ring can make fairlead and cylinder body keep relativeFixing, make cylinder body keep accurate axiality with connecting axle all the time in sliding process;
(7) connecting axle of the present invention lower end is connected with screw flight, facilitates installation of the present invention and use, in use can be first toIn the pilot hole of locking plate, screw in screw rod, and then utilize the internal thread of connecting axle lower end to screw on screw rod, realize accurately and fastUse, improve serviceability; Throw-out collar is threaded and can conveniently regulates clamping stroke of the present invention with connecting axle upper end, also simultaneouslyCan realize the fine adjustment function after charged pressure fluid pre-determined bit;
(8) between cylinder body of the present invention, piston upper end, throw-out collar, be provided with upper end cover, upper end cover can further improve this linkSealing effectiveness, prevent that the foreign material such as external dust from falling into, extend service life of the present invention, reduce maintenance and the cost of maintenance;
(9) cylinder body of the present invention lower end is provided with supporting seat, and supporting seat can replace directly connecing of ring, axle sleeve in cylinder body and locking plateTouch, can effectively protect damages that be not squeezed of cylinder body lower end, supporting seat is detachably changed simultaneously, and the prolongation utility model of breaking even makesWith the life-span;
(10) method of the present invention has been avoided the symmetrical construction bolt of conventional manual, the complex operations of tightening repeatedly, can be disposableComplete pre-determined bit, have advantage fast and efficiently, the coaxial precision of locking plate that simultaneously adopts the inventive method to install is high, stableProperty is good.
Brief description of the drawings
Fig. 1 is cross-sectional view of the present invention;
Fig. 2 utilizes the present invention to assemble the view of wind-power locking disc.
In figure: 120, outer shroud; 130, interior ring; 140, axle sleeve; 150, bolt;
101, screw rod; 102, the first connecting hole; 103, cylinder body; 104, upper end cover; 105, throw-out collar; 106, connecting axle;107, the second connecting hole; 108, end cap seal; 109, piston; 110, piston seal; 111, cylinder body seal; 112, enterOilhole; 113, screw; 114, supporting seat; 116, the spacing shaft shoulder; 117, fairlead; 118, jump ring.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further described.
Embodiment 1
The present embodiment specifically describes with the assembling of wind-power locking disc.
As shown in Figure 1, a kind of wind-power locking disc assembling device for pre-positioning, comprises screw rod 101, cylinder body 103 and is arranged on cylinder bodyPiston 109 in 103, screw rod 101 upper end end faces are provided with the first connecting hole 102, the first connecting holes 102 for example can the side of beingShape hole, can spanner easy to use etc. instrument screw rod fast rotary is entered in the pilot hole of ring and outer shroud in wind-power locking disc, upper end sideFace is provided with the spacing shaft shoulder 116; In piston 109, be provided with connecting axle 106, connecting axle 106 upper ends are provided with throw-out collar 105, push awayRing 105 is threaded with connecting axle 106 upper ends, end in contact on throw-out collar 105 and piston 109; On cylinder body 103, piston 109Between end, throw-out collar 105, be provided with upper end cover 104, between upper end cover 104 and throw-out collar 105, be provided with end cap seal 108; ConnectAxle 106 lower ends are threaded with screw rod 101, and connecting axle 106 upper end end faces are provided with the second connecting hole 107, the second connecting holes107 can be also square opening; Connecting axle 106 outer walls are provided with fairlead 117, fairlead 117, piston 109 lower ends, cylinder body103 around forming oil pocket, and cylinder body 103 outer walls are provided with the fuel feed hole 112 that is communicated with oil pocket, between piston 109 and fairlead 117Be provided with piston seal 110; Between cylinder body 103 and fairlead 117, be provided with cylinder body seal 111; Stretch out fairlead 117 lower endsCylinder body 103 ends are provided with jump ring 118; Cylinder body 103 lower ends are provided with supporting seat 114, and supporting seat 114 is by screw 113Fixing.
As shown in Figure 2, while using device for pre-positioning of the present invention that the interior ring 130 of wind-power locking disc and axle sleeve 140 are installed, firstSix screw rods 101 of the present invention are screwed in six pilot holes of symmetric position, then using whole as one other parts of the present inventionBody passes through the internal thread rotation of connecting axle 106 lower ends in screw rod 101 upper ends, and supporting seat 114 is contacted with interior ring 130 upper surfaces;By fuel feed hole 112 to fairlead 117, piston 109 lower ends, cylinder body 103 around the oil pocket forming in charged pressure fluid,Make piston 109 and cylinder body 103 do disengaging movement along fairlead 117, because piston 109 is subject to the spacing restriction of throw-out collar 105,Can not move upward, so cylinder body 103 moves downward, in compressing, ring 130 and axle sleeve 140 compress downwards, until be pressed to dressCoordination is put, and stops to fuel feed hole 112 fuel feeding, and keeps this oil pressure; In other pilot holes, screw in fast bolt 150, lockingRear unloading oil pressure, takes out device for pre-positioning of the present invention, then screws in bolt 150 in these six pilot holes, has completed wind-powered electricity generationThe assembling of locking plate.
The present invention can disposablely realize the pre-determined bit of ring, axle sleeve and outer shroud in wind-power locking disc, has avoided traditional employing manually to twist spiral shellThe loaded down with trivial details assembly problem that bolt need to be locked in pairs, pre-determined bit is accurate, balance, has saved the follow-up bolt-locking set-up time,Save the amount of labour, improved efficiency of assembling.
A method of utilizing above-mentioned device for pre-positioning assembling wind-power locking disc, comprises the following steps:
1) six screw rods 101 are taken out from connecting axle 106, as shown in Figure 2, be screwed on wind-power locking disc six and be symmetrical arrangedOuter shroud screw in, the spacing shaft shoulder 116 of screw rod 101 upper ends and interior ring 130 upper end end faces are compressed;
2) connecting axle 106 lower ends are screwed into screw rod 101 upper ends again, supporting seat 114 is contacted with interior ring 130 upper surfaces;
3), to fuel feed hole 112 injection pressure fluid, the relative piston 109 of cylinder body 103 is moved downward, ring 130 in simultaneously promotingCompress downwards with axle sleeve 140;
4) in, ring 130 and axle sleeve 140 are compacted to upper surface and outer shroud 120 upper surfaces downwards and stop to fuel feed hole 112 notes when concordantEnter pressure oil liquid, and keep oil pressure in oil pocket;
5) in step 1) in the screw beyond symmetrically arranged outer shroud screw, be screwed into bolt 150 on wind-power locking disc;
6) take out step 2) in be screwed into the connecting axle 106 of screw rod 101 upper ends; Take out step 1) in the screw rod 101 that is screwed into;
7) in step 6) in take out in the screw of screw rod 101 and be screwed into bolt 150;
8) wind-power locking disc has assembled.
Method of the present invention has been avoided the symmetrical construction bolt of conventional manual, the complex operations of tightening repeatedly, can disposablely complete pre-Location, has advantage fast and efficiently, high, the stability of the coaxial precision of wind-power locking disc that simultaneously adopts the inventive method to installGood.
Claims (9)
1. a locking plate assembling device for pre-positioning, comprises screw rod (101), it is characterized in that: also comprise cylinder body (103) andBe arranged on the piston (109) in cylinder body (103), described piston (109) lower end and cylinder body (103) form oil pocket; DescribedCylinder body (103) outer wall be provided with and be communicated with the fuel feed hole (112) of oil pocket; Described piston (109) lower end and screw rod (101)Be fixedly connected with.
2. a kind of locking plate assembling device for pre-positioning according to claim 1, is characterized in that: described screw rod (101)Upper end end face is provided with the first connecting hole (102), and upper side is provided with the spacing shaft shoulder (116).
3. a kind of locking plate assembling device for pre-positioning according to claim 1, is characterized in that: described piston (109)Inside be provided with connecting axle (106); Described connecting axle (106) upper end is provided with throw-out collar (105); Described throw-out collar (105)With the upper end in contact of piston (109); Described connecting axle (106) lower end is fixedly connected with screw rod (101).
4. a kind of locking plate assembling device for pre-positioning according to claim 3, is characterized in that: described connecting axle (106)Upper end end face is provided with the second connecting hole (107).
5. a kind of locking plate assembling device for pre-positioning according to claim 3, is characterized in that: described connecting axle (106)Outer wall is provided with fairlead (117); Described fairlead (117), piston (109) lower end, cylinder body (103) are around formationOil pocket; Between described piston (109) and fairlead (117), be provided with piston seal (110); Described cylinder body (103)And between fairlead (117), be provided with cylinder body seal (111).
6. a kind of locking plate assembling device for pre-positioning according to claim 5, is characterized in that: described fairlead (117)Lower end is stretched out cylinder body (103) end and is provided with jump ring (118).
7. a kind of locking plate assembling device for pre-positioning according to claim 5, is characterized in that: described connecting axle (106)Lower end is threaded with screw rod (101); Described throw-out collar (105) is threaded with connecting axle (106) upper end.
8. according to claim 3,5 or 7 arbitrary described a kind of locking plate assembling device for pre-positioning, it is characterized in that: described inCylinder body (103), piston (109) upper end, throw-out collar (105) between be provided with upper end cover (104); Described upper end cover (104)And between throw-out collar (105), be provided with end cap seal (108).
9. according to the arbitrary described a kind of locking plate assembling device for pre-positioning of claim 1～7, it is characterized in that: described cylinder body(103) lower end is provided with supporting seat (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521126887.5U CN205254909U (en) | 2015-12-29 | 2015-12-29 | Locking dish assembles positioner in advance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521126887.5U CN205254909U (en) | 2015-12-29 | 2015-12-29 | Locking dish assembles positioner in advance |
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| CN205254909U true CN205254909U (en) | 2016-05-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459021A (en) * | 2015-12-29 | 2016-04-06 | 马鞍山市井湖机械制造有限公司 | Locking disc assembling prepositioning device and assembling method |
| CN106218809A (en) * | 2016-08-09 | 2016-12-14 | 中船桂江造船有限公司 | Propeller for vessels and stern tube shaft scrape method of completing the square |
-
2015
- 2015-12-29 CN CN201521126887.5U patent/CN205254909U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459021A (en) * | 2015-12-29 | 2016-04-06 | 马鞍山市井湖机械制造有限公司 | Locking disc assembling prepositioning device and assembling method |
| CN106218809A (en) * | 2016-08-09 | 2016-12-14 | 中船桂江造船有限公司 | Propeller for vessels and stern tube shaft scrape method of completing the square |
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