CN101659006B - Piston dismounting machine of oil cylinder seal head - Google Patents
Piston dismounting machine of oil cylinder seal head Download PDFInfo
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- CN101659006B CN101659006B CN2009100188170A CN200910018817A CN101659006B CN 101659006 B CN101659006 B CN 101659006B CN 2009100188170 A CN2009100188170 A CN 2009100188170A CN 200910018817 A CN200910018817 A CN 200910018817A CN 101659006 B CN101659006 B CN 101659006B
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- force pipe
- hydraulic motor
- pipe
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Abstract
The invention provides a piston dismounting machine of an oil cylinder seal head, comprising a base. The base is provided with a machine shell and a support base; four groups of support devices are mounted on the edge of the machine shell; a rotor drum is mounted in the centre of the machine shell; an inner wall of the rotor drum is provided with a chute which is internally provided with a slide block; the slide block is connected with a rotor which is provided with a suspension ring; the suspension ring is internally provided with a torque lever; the outer wall of the rotor drum is provided with gear rings which are respectively engaged with two groups of transmission gears; the support base is provided with a hydraulic cylinder; an the end part of a push rod of the hydraulic cylinder is provided with a bulge loop which is mounted in a positioning base; the positioning base is connected with the rotor; and a first hydraulic motor, a second hydraulic motor and the hydraulic cylinder are all connected with a hydraulic device. The transmission member can provide balanced moment without clamping gears, can apply stable torque force to the torque lever to effectively prevent deadlocking of screws and can provide stable pull force or push force without damaging workpieces; the height of the four groups of support devices can be separately regulated, and the devices with irregular surface also can be dismounted.
Description
Technical field
The present invention relates to a kind of installation, provision for disengagement, specifically a kind of piston dismounting machine of oil cylinder seal head.
Background technology
In maintenance process to special type engineering machinery, dismounting and installation difficulty to sealing such as oil cylinder seal head, piston be close are bigger, present employed method is artificial unloading, installation, situations such as the screw thread that runs into oil cylinder seal head is stuck, piston adhesion can only be used and turn round thick stick and increase moment of torsion, or use sledgehammer to pound, but because application of force inequality, effect is unsatisfactory, and easy damage equipment, increases maintenance cost.In order to address the above problem, those skilled in the art have designed the dismounting machinery that is driven by hydraulic means, be used for the workpiece that oil cylinder seal head etc. is threaded is carried out dismounting, but the drive disk assembly of this class machinery can't provide the moment of balance, easy stuck driven wheel when meeting obstructions situation bigger, damage equipment, and this kind equipment can only provide rotary torsion, can't the dismounting piston etc. the workpiece of interference fit.
Summary of the invention
The purpose of this invention is to provide a kind of piston dismounting machine of oil cylinder seal head, its drive disk assembly can provide the moment of balance, can stuck gear, when the seal that dismounting oil cylinder seal head etc. is threaded, can apply stable torsion to turning round thick stick, prevent that effectively screw thread is stuck, when the seal of interference fit such as dismounting piston, stable pulling force or thrust can be provided, can not damage workpiece, the height of four groups of bracing or strutting arrangements all can be regulated separately, also can carry out the dismounting operation to the irregular equipment in surface.
The present invention for achieving the above object, be achieved through the following technical solutions: comprise base, casing and supporting seat are installed on the base, 4 groups of bracing or strutting arrangements are installed at the casing edge, rotating cylinder is installed in the casing center, the rotating cylinder inwall is provided with chute, be provided with slide block in the chute, slide block is connected with rotor, rotor is provided with link, installs in the link and turns round thick stick, and the rotating cylinder outer wall is provided with gear ring, gear ring meshes with first travelling gear and second travelling gear respectively, first travelling gear is installed on the output shaft of first decelerator, and first decelerator is connected with first hydraulic motor, and second travelling gear is installed on the output shaft of second decelerator, second decelerator is connected with second hydraulic motor, hydraulic cylinder is installed on the supporting seat, and the push rod end of hydraulic cylinder is provided with bulge loop, and bulge loop is installed in the positioning seat, positioning seat is connected with rotor, first hydraulic motor, second hydraulic motor all is connected with hydraulic means with hydraulic cylinder.Described hydraulic means has a fuel tank, fuel tank is connected with oil pump by oil pipe, oil pump is connected with the oil-in of solenoid directional control valve by fuel feed pump, connect overflow pipe on the fuel feed pump, overflow pipe is provided with overflow valve, the oil return opening of solenoid directional control valve is connected with fuel tank by oil return pipe, the oil-out of solenoid directional control valve is connected with second force pipe with first force pipe respectively, first force pipe is connected with the oil-in of first hydraulic motor with the second hydraulic motor homonymy respectively, second force pipe is connected with the oil-in of first hydraulic motor with the second hydraulic motor opposite side respectively, be connected with the 3rd force pipe on first force pipe, be connected with the 4th force pipe on second force pipe, the 3rd force pipe all is connected with hydraulic cylinder with the 4th force pipe, first force pipe is provided with first stop valve, second force pipe is provided with second stop valve, and the 3rd force pipe is provided with the 3rd stop valve, and the 4th force pipe is provided with the 4th stop valve.Described bracing or strutting arrangement has positioning sleeve, and pole is installed in the positioning sleeve, offers locating hole on the pole, is provided with alignment pin in the locating hole, and alignment pin one end is threaded with positioning sleeve.
The invention has the advantages that: reasonable in design, drive disk assembly can provide the moment of balance, can not damage gear, and service life of equipment is long; Stable torsion, pulling force and thrust can be provided, can prevent effectively that screw thread is stuck, the piston adhesion, can not damage workpiece; The height of four groups of bracing or strutting arrangements all can be regulated separately, also can carry out dismounting operation to the irregular equipment in surface, can be applicable to that oil cylinder seal head, piston and other are multiple to be threaded or the dismounting of the sealing workpiece of interference fit.
Description of drawings
Fig. 1 is a structural representation of the present invention; Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1; Fig. 3 is the I portion structure for amplifying schematic diagram of Fig. 2; Fig. 4 is the structural representation of hydraulic means of the present invention.
The specific embodiment
Piston dismounting machine of oil cylinder seal head of the present invention comprises base 1, casing 2 and supporting seat 3 are installed on the base 1,4 groups of bracing or strutting arrangements 36 are installed at casing 2 edges, rotating cylinder 4 is installed in casing 2 centers, rotating cylinder 4 inwalls are provided with chute 5, be provided with slide block 6 in the chute 5, slide block 6 is connected with rotor 7, rotor 7 is provided with link 8, install in the link 8 and turn round thick stick 9, rotating cylinder 4 outer walls are provided with gear ring 10, and gear ring 10 meshes with first travelling gear 11 and second travelling gear 12 respectively, and first travelling gear 11 is installed on the output shaft of first decelerator 13, first decelerator 13 is connected with first hydraulic motor 14, second travelling gear 12 is installed on the output shaft of second decelerator 15, and second decelerator 15 is connected with second hydraulic motor 16, and hydraulic cylinder 17 is installed on the supporting seat 3, the push rod end of hydraulic cylinder 17 is provided with bulge loop 18, bulge loop 18 is installed in the positioning seat 19, and positioning seat 19 is connected with rotor 7, first hydraulic motor 14, second hydraulic motor 16 all is connected with hydraulic means 20 with hydraulic cylinder 17.First hydraulic motor 14 and second hydraulic motor 16 drive first travelling gear 11 and second travelling gear 12 synchronously and rotate in the same way under the driving of hydraulic means 20, for gear ring 10 provides stable moment, can stuck gear even be subjected to bigger resistance yet, gear ring 10 drives rotating cylinder 4 and rotor 7 rotations, make and turn round thick stick 9 slow uniform rotation, be used for for example threaded sealing workpiece of oil cylinder seal head of dismounting; Hydraulic cylinder 17 can provide stable pulling force or thrust to rotor under the driving of hydraulic means 20, rotor 7 can stretch out or indentation along chute 5, can be used for dismounting for example piston etc. need close-fitting sealing workpiece.The height of every group of bracing or strutting arrangement 36 all can be regulated separately, also can carry out the dismounting operation to the irregular equipment in surface.
The following structure of hydraulic means 20 preferred employings of the present invention: comprise a fuel tank 21, fuel tank 21 is connected with oil pump 22 by oil pipe, oil pump 22 is connected with the oil-in of solenoid directional control valve 25 by fuel feed pump 23, connect overflow pipe 34 on the fuel feed pump 23, overflow pipe 34 is provided with overflow valve 35, the oil return opening of solenoid directional control valve 25 is connected with fuel tank 21 by oil return pipe 24, the oil-out of solenoid directional control valve 25 is connected with second force pipe 27 with first force pipe 26 respectively, first force pipe 26 is connected with the oil-in of first hydraulic motor 14 with second hydraulic motor, 16 homonymies respectively, second force pipe 27 is connected with the oil-in of first hydraulic motor 14 with second hydraulic motor, 16 opposite sides respectively, be connected with the 3rd force pipe 28 on first force pipe 26, be connected with the 4th force pipe 29 on second force pipe 27, the 3rd force pipe 28 all is connected with hydraulic cylinder 17 with the 4th force pipe 29, first force pipe 26 is provided with first stop valve 30, second force pipe 27 is provided with second stop valve 31, the 3rd force pipe 28 is provided with the 3rd stop valve 32, the four force pipes 29 and is provided with the 4th stop valve 33.Wherein solenoid directional control valve 25 is used to control the forward and reverse of first hydraulic motor 14 and second hydraulic motor 16 when hydraulic motor is worked, be used to control the reciprocating motion of hydraulic cylinder 17 pistons when hydraulic cylinder 17 work, stop valve can make rotor 7 switch in rotation and between moving back and forth.That this organization plan has is simple in structure, low production cost and easy to operate advantage.Certain hydraulic means of the present invention 20 can also adopt other structure, for example can adopt two cover oil pumps 22 and two cover solenoid directional control valves 25 to control the work of hydraulic motor and hydraulic cylinder 17 respectively, this scheme can realize goal of the invention of the present invention equally, but the structure relative complex increases production cost.
The following structure of bracing or strutting arrangement 36 preferred employings of the present invention: comprise positioning sleeve 37, poles 38 are installed in the positioning sleeve 37, offer locating hole 39 on the pole 38, be provided with alignment pin 40 in the locating hole 39, alignment pin 40 1 ends are threaded with positioning sleeve 37.Locating hole 39 is used to regulate the collapsing length of pole 38, and alignment pin 40 cooperates with locating hole 39, is pole 38 location.The quantity of locating hole 39 is 2-8, concrete quantity can be determined according to actual needs, the length of pole 38 is long more, the quantity of required locating hole 39 is just many more, when the workpiece volume that needs dismounting is big, need to prolong the length of pole 38, the quantity of locating hole 39 also needs to increase to more than 9 or 9 thereupon.It is easy to adjust, not fragile that this structure has, the advantage of long service life.Certain bracing or strutting arrangement of the present invention 36 also can adopt other structure, for example internal thread is set at positioning sleeve 37 inner surfaces, silk outside pole 38 outer surfaces are provided with, pole 38 is formed screw-nut structure with positioning sleeve 37, regulates collapsing length by rotation pole 38.But this structure adjustment process is comparatively loaded down with trivial details, and operating efficiency is lower.
The present invention in use, after bracing or strutting arrangement 36 is adjusted to suitable height with each group, the present invention is placed the workpiece top that needs dismounting, to turn round thick stick 9 is connected with workpiece, when the workpiece that needs dismounting to be threaded, the 3rd stop valve 32 and the 4th stop valve 33 are closed, first stop valve 30 and second stop valve 31 are opened, first hydraulic motor 14 and second hydraulic motor 16 drive first travelling gear 11 and second travelling gear 12 synchronously and rotate in the same way under the driving of oil pump 22, for gear ring 10 provides stable torsion, gear ring 10 drives rotating cylinder 4 and rotor 7 rotations, make and turn round thick stick 9 slow uniform rotation, make workpiece precession or back-out, the forward and reverse of first hydraulic motor 14 and second hydraulic motor 16 are switched by solenoid directional control valve 25; When needing the workpiece of dismounting interference fit, first stop valve 30 and second stop valve 31 are closed, the 3rd stop valve 32 and the 4th stop valve 33 are opened, hydraulic cylinder 17 can provide stable pulling force or thrust to turning round thick stick 9 by rotor 7 under the driving of oil pump 22, workpiece is advanced or involves, and the operative orientation of hydraulic cylinder 17 also switches by solenoid directional control valve 25.
Claims (3)
1. piston dismounting machine of oil cylinder seal head, comprise base (1), it is characterized in that: base (1) is gone up casing (2) and supporting seat (3) is installed, 4 groups of bracing or strutting arrangements (36) are installed at casing (2) edge, rotating cylinder (4) is installed in casing (2) center, rotating cylinder (4) inwall is provided with chute (5), be provided with slide block (6) in the chute (5), slide block (6) is connected with rotor (7), rotor (7) is provided with link (8), install in the link (8) and turn round thick stick (9), rotating cylinder (4) outer wall is provided with gear ring (10), gear ring (10) meshes with first travelling gear (11) and second travelling gear (12) respectively, first travelling gear (11) is installed on the output shaft of first decelerator (13), first decelerator (13) is connected with first hydraulic motor (14), second travelling gear (12) is installed on the output shaft of second decelerator (15), second decelerator (15) is connected with second hydraulic motor (16), supporting seat (3) is gone up hydraulic cylinder (17) is installed, the push rod end of hydraulic cylinder (17) is provided with bulge loop (18), bulge loop (18) is installed in the positioning seat (19), positioning seat (19) is connected with rotor (7), first hydraulic motor (14), second hydraulic motor (16) all is connected with hydraulic means (20) with hydraulic cylinder (17).
2. piston dismounting machine of oil cylinder seal head according to claim 1, it is characterized in that: described hydraulic means (20) has a fuel tank (21), fuel tank (21) is connected with oil pump (22) by oil pipe, oil pump (22) is connected with the oil-in of solenoid directional control valve (25) by fuel feed pump (23), fuel feed pump (23) is gone up and is connected overflow pipe (34), overflow pipe (34) is provided with overflow valve (35), the oil return opening of solenoid directional control valve (25) is connected with fuel tank (21) by oil return pipe (24), the oil-out of solenoid directional control valve (25) is connected with second force pipe (27) with first force pipe (26) respectively, first force pipe (26) is connected with the oil-in of first hydraulic motor (14) with second hydraulic motor (16) homonymy respectively, second force pipe (27) is connected with the oil-in of first hydraulic motor (14) with second hydraulic motor (16) opposite side respectively, be connected with the 3rd force pipe (28) on first force pipe (26), be connected with the 4th force pipe (29) on second force pipe (27), the 3rd force pipe (28) all is connected with hydraulic cylinder (17) with the 4th force pipe (29), first force pipe (26) is provided with first stop valve (30), second force pipe (27) is provided with second stop valve (31), the 3rd force pipe (28) is provided with the 3rd stop valve (32), and the 4th force pipe (29) is provided with the 4th stop valve (33).
3. piston dismounting machine of oil cylinder seal head according to claim 1, it is characterized in that: described bracing or strutting arrangement (36) has positioning sleeve (37), pole (38) is installed in the positioning sleeve (37), offer locating hole (39) on the pole (38), be provided with alignment pin (40) in the locating hole (39), alignment pin (40) one ends are threaded with positioning sleeve (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100188170A CN101659006B (en) | 2009-09-11 | 2009-09-11 | Piston dismounting machine of oil cylinder seal head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100188170A CN101659006B (en) | 2009-09-11 | 2009-09-11 | Piston dismounting machine of oil cylinder seal head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101659006A CN101659006A (en) | 2010-03-03 |
| CN101659006B true CN101659006B (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100188170A Active CN101659006B (en) | 2009-09-11 | 2009-09-11 | Piston dismounting machine of oil cylinder seal head |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737274A (en) * | 2013-12-29 | 2014-04-23 | 大连华阳化纤科技有限公司 | Installing and sealing device of spinning assembly |
| CN104476173B (en) * | 2014-11-24 | 2016-08-24 | 宝鸡石油机械有限责任公司 | A kind of method preventing screw thread pair thread gluing during large-diameter thread dismounting |
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| CN101659006A (en) | 2010-03-03 |
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Owner name: SINOPEC TENTH CONSTRUCTION COMPANY Free format text: FORMER NAME: NO.10 CONSTRUCTION CORP., SINOPEC |
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| CP01 | Change in the name or title of a patent holder |
Address after: 255438 No. 29, Linzi, Zibo District, Shandong, Jianshe Road Patentee after: SINOPEC Tenth Construction Company Address before: 255438 No. 29, Linzi, Zibo District, Shandong, Jianshe Road Patentee before: No.10 Construction Corp., SINOPEC |