CN105313068B - A kind of engine cylinder liner dismounting device - Google Patents
A kind of engine cylinder liner dismounting device Download PDFInfo
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- CN105313068B CN105313068B CN201510729167.6A CN201510729167A CN105313068B CN 105313068 B CN105313068 B CN 105313068B CN 201510729167 A CN201510729167 A CN 201510729167A CN 105313068 B CN105313068 B CN 105313068B
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- screw mandrel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- Mechanical Engineering (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
The present invention discloses a kind of engine cylinder liner dismounting device, and the cylinder sleeve is fixed in a cylinder body, and through hole is offered on the cylinder sleeve, and the cylinder body has smooth end face, and the provision for disengagement includes：Limiting plate；Screw mandrel, first end are screwed together on the limiting plate；Two stands, positioned at the opposite sides of the screw mandrel；Fixed cover, is sheathed on the screw mandrel, and keeps off in the first end face of the cylinder sleeve, and part is arranged in the through hole of the cylinder sleeve；Pivoted housing, is fixed on the second end relative with the first end on the screw mandrel；Pull bar, one end are arranged in the pivoted housing；Push-and-pull disk, internal diameter and external diameter less than the cylinder sleeve of the push-and-pull disk size in a first direction more than the cylinder sleeve, the internal diameter for being smaller in size than the cylinder sleeve in the second direction vertical with the first direction；Draw bar, one end are fixed on the edge of the push-and-pull disk, and the other end is movably arranged on the support.
Description
Technical field
The present invention relates to cylinder sleeve of engine handling technique field, more particularly to a kind of engine cylinder liner dismounting device.
Background technology
In engine maintenance work, cylinder sleeve need to be replaced as vulnerable part.Cylinder liner surface is smooth, fit-up gap
Little, handling are inconvenient.Conventional cylinder covers assembly method:Cylinder sleeve is put in set hole, periphery centering is carried out, by chock pad in set
Upper surface is carried out again tapping, is pressed so as in access aperture.When cylinder sleeve is drawn off, cylinder body is turned over and is put, selected and cylinder sleeve external diameter phase
Backing plate pad is equally carried out tapping, is pressed in cylinder sleeve upper surface, by cylinder sleeve introduction hole by same or smaller backing plate again.This kind of side
Method is simple and crude, completes by operative employee's technical ability, high to operative employee's skill set requirements, and operation is bad to be easily damaged cylinder body or cylinder sleeve.
The content of the invention
The application provides a kind of engine cylinder liner dismounting device, solves prior art assembly and disassembly methods simple and crude so that object
It is easily damaged, and the technical problem higher to operative employee's skill set requirements.
The application provides a kind of engine cylinder liner dismounting device, and the cylinder sleeve is fixed in a cylinder body, opens on the cylinder sleeve
Through hole is provided with, the cylinder body has smooth end face, and the provision for disengagement includes：
Limiting plate；
Screw mandrel, first end are screwed together on the limiting plate；
Two stands, are fixed on the limiting plate positioned at the opposite sides of the screw mandrel, and one end of the two stands,
The other end is fixed on the end face of the cylinder body；
Fixed cover, is sheathed on the screw mandrel, and keeps off in the first end face of the cylinder sleeve, and is partly arranged in described
In the through hole of cylinder sleeve；
Pivoted housing, is fixed on the second end relative with the first end on the screw mandrel；
Pull bar, one end are arranged in the pivoted housing；
Push-and-pull disk, push-and-pull disk size in a first direction are more than the internal diameter of the cylinder sleeve and less than the cylinder sleeve
External diameter, the internal diameter for being smaller in size than the cylinder sleeve in the second direction vertical with the first direction；
Draw bar, one end are fixed on the edge of the push-and-pull disk, and the other end is movably arranged on the support；
Wherein, the first direction is junction point and the pull bar and the push-and-pull of the draw bar and the push-and-pull disk
The bearing of trend of the line that the junction point of disk is located, is moved relative to the limiting plate by the screw mandrel so that the push-and-pull
After disk is inclined, into the cylinder sleeve, in the push-and-pull disk through after the cylinder sleeve, the screw mandrel is adjusted relative to the limiting plate
Position so that the push-and-pull disk recovers, and keep off located at the second end of the cylinder sleeve, to drive the cylinder sleeve with the cylinder body point
From.
Preferably, it is further fixed on being conveniently adjusted the relative position of the screw mandrel and the limiting plate in the first end of the screw mandrel
The pivoted lever put.
Preferably, the push-and-pull disk is for stepped, when push-and-pull disk gear is located at the second end of the cylinder sleeve, described to push away
The part of pulling plate is arranged in the through hole of the cylinder sleeve.
Preferably, trapezoidal silk hole is offered on the limiting plate, the screw mandrel is specially trapezoidal screw, the trapezoidal screw
It is fixed in the trapezoidal silk hole.
Preferably, two strip holes are further opened with the limiting plate, two strip hole is located at the trapezoidal silk hole respectively
Both sides, the two stands are individually fixed in the strip hole.
The application has the beneficial effect that：
1st, the convenient cylinder sleeve of engine of engine cylinder liner dismounting device of the application draws off, and can be reduced by the method utilization
Because operator's technical ability deficiency causes cylinder sleeve or cylinder body to damage, while labor intensity of operating staff can be reduced.
2nd, in this application by cylinder sleeve provision for disengagement medium-height trestle is arranged on cylinder body in screw, it is cylinder sleeve from cylinder holes
Offer position adjustment space is provided.
3rd, by installing, screw mandrel spiral adjusts structure, i.e. screw mandrel and limiting plate trapezoidal thread is installed in this application, makes cylinder
It is time saving and energy saving that set draws off.
4th, in this application by installing fixed cover regulation of mental activities structure, i.e. fixed cover is in cylinder sleeve bore, and turns while limiting
Set periphery, is consistent screw mandrel and its connector shaft center and cylinder sleeve axle center, the push-and-pull disk of picking-up cylinder sleeve is quickly pacified
It is attached to position.
5th, connected by bearing pin A activity by installing push-and-pull disk position adjustment structure, i.e. push-and-pull disk and pull bar in this application
Connect, and draw bar and push-and-pull disk side position carry out active connection by bolt axle, convenient push-and-pull disk is penetrated in endoporus from cylinder sleeve
Can conveniently be inserted in cylinder sleeve bore with push-and-pull disk step circles, can facilitate push-and-pull disk leveling again.
6th, non-through interior circular hole is arranged by push-and-pull disk bottom disc in this application, one is provided for cylinder sleeve discharge equipment many
With method, convenient cylinder sleeve charging method use.
7th, screw mandrel and pull bar are separated by arranging pivoted housing in this application, i.e., pull bar is inserted in circular hole in pivoted housing, makes drawing
Bar can rotate in circular hole in pivoted housing but can not move axially；Pivoted housing inner circle is also fed through screw mandrel cylinder, and screw mandrel passes through pin
Axle B is fixed, and the application is easy to screw mandrel to turn round using the conversion of screw mandrel sound is realized.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, embodiment will be described below
Needed for accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment.
B-B sectional views of the Fig. 1 for the application better embodiment engine cylinder liner dismounting device；
Fig. 2 is the A-A sectional views of engine cylinder liner dismounting device in Fig. 1；
Fig. 3 is the top view of engine cylinder liner dismounting device in Fig. 1.
Specific embodiment
The embodiment of the present application solves the letter of prior art assembly and disassembly methods by providing a kind of engine cylinder liner dismounting device
Plain so that object is easily damaged and higher to operative employee's skill set requirements technical problem.
, to solve above-mentioned technical problem, general thought is as follows for technical scheme in the embodiment of the present application：
A kind of engine cylinder liner dismounting device, the cylinder sleeve are fixed in a cylinder body, and through hole, institute are offered on the cylinder sleeve
State cylinder body and there is smooth end face, the provision for disengagement includes：
Limiting plate；
Screw mandrel, first end are screwed together on the limiting plate；
Two stands, are fixed on the limiting plate positioned at the opposite sides of the screw mandrel, and one end of the two stands,
The other end is fixed on the end face of the cylinder body；
Fixed cover, is sheathed on the screw mandrel, and keeps off in the first end face of the cylinder sleeve, and is partly arranged in described
In the through hole of cylinder sleeve；
Pivoted housing, is fixed on the second end relative with the first end on the screw mandrel；
Pull bar, one end are arranged in the pivoted housing；
Push-and-pull disk, push-and-pull disk size in a first direction are more than the internal diameter of the cylinder sleeve and less than the cylinder sleeve
External diameter, the internal diameter for being smaller in size than the cylinder sleeve in the second direction vertical with the first direction；
Draw bar, one end are fixed on the edge of the push-and-pull disk, and the other end is movably arranged on the support；
Wherein, the first direction is junction point and the pull bar and the push-and-pull of the draw bar and the push-and-pull disk
The bearing of trend of the line that the junction point of disk is located, is moved relative to the limiting plate by the screw mandrel so that the push-and-pull
After disk is inclined, into the cylinder sleeve, in the push-and-pull disk through after the cylinder sleeve, the screw mandrel is adjusted relative to the limiting plate
Position so that the push-and-pull disk recovers, and keep off located at the second end of the cylinder sleeve, to drive the cylinder sleeve with the cylinder body point
From.
In order to be better understood from above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment to upper
State technical scheme to be described in detail.
The application provides a kind of engine cylinder liner dismounting device, as shown in figure 1, being situated between to cylinder body 7 and cylinder sleeve 4 first
Continue.The cylinder body 7 has a smooth end face 71, and at least two screws 72 are offered on end face.Cylinder sleeve 4 is fixed in cylinder body 7,
The through hole 41 for piston movement is opened up on the cylinder sleeve 4.
Fig. 2 and Fig. 3 is referred to simultaneously, and the provision for disengagement includes：Split pin 1, push-and-pull disk 2, bearing pin A3, pull bar 5, pivoted housing 6,
Bolt A8, fixed cover 9, bearing pin B10, two pieces support 11, bolt B 12, limiting plate 13, screw mandrel 14, pivoted lever 15, draw bar 16,
The female bolt 17 of band.
Two pieces support 11 is fixed on 7 upper surface of cylinder body using two bolt A8 by this cylinder sleeve discharge equipment, then with two spiral shells
Limiting plate 13 and two stands 11 are fixed together by bolt B10, in other embodiments, it is also possible to carried out otherwise solid
It is fixed.Screw mandrel 14 is arranged in the silk hole of limiting plate 13.By two stands 11 and limiting plate 13 to support, support is existed by rotary screw 14
On 4 bottom disc of cylinder sleeve, push-and-pull disk 2 is pulled out, and then cylinder sleeve 4 is released.By being enclosed within pivoted housing 6 on pull bar 5 between cylinder lever connecting rod 5
It is connected with screw mandrel 14, realizes that screw mandrel 14 and the sound of pull bar 5 are changed.Pivoted housing 6 is connected through with screw mandrel 14 and is penetrated on the circumferential surface
Bearing pin B10 carries out axial restraint.Fixed cover 9 is inserted in and 4 inner circle of cylinder sleeve between pivoted housing 6 is cylindrical, pivoted housing 6 is enable in cylinder sleeve 4
Circle central rotation.Active connection is carried out by bearing pin A3 between push-and-pull disk 2 and pull bar 5.The edge of push-and-pull disk 2 it is active even
Connect draw bar 16.Push-and-pull disk 2 is loaded in cylinder sleeve 4 for push-and-pull disk 2 is inclined from top with 5 active connected mode of pull bar.Traction
Bar 16 is used to facilitate leveling to incline push-and-pull disk 2, makes 2 support of push-and-pull disk on the bottom circle of cylinder sleeve 4.Penetrate back in 14 head bore of screw mandrel
Bull stick 15, is easy to operator's rotary screw 14.
Separately below all parts are introduced.
Support 11 is rectangular frame structure, has hole, for connecting with 7 upper surface screw 72 of cylinder body in the middle of bottom panel.On
There is a hole in the middle of portion, for connecting with adjusting hole in limiting plate 13.In the present embodiment, using two supports in installing hole
It is symmetrically placed, then the connection of Jing tops limiting plate, constitute a door shaped stent assembly.Connect for ease of support and cylinder body, limiting plate
Connect, support 11 selects square coil structures.11 width size of support should overcome rotation side force.11 height of support should be left cylinder sleeve
Remove enough working places after cylinder holes.
Limiting plate 13 is the quad flat plate of length, and round angle carries out rounded transitional, is easy to work safety.There is trapezoidal silk in the middle of plate
Hole, for equipped with trapezoidal screw 14.Each side there is a strip hole, for connecting through bolt and support 11, strip hole
Contribute to bolt to be adjusted according to 11 installation site difference of support.
Screw mandrel 14 is trapezoidal screw, is easy to transmit power, enables cylinder sleeve 4 quickly to exit cylinder body 7.14 one end side face two of screw mandrel
Plane is washed in side, and planar central has a through hole, for penetrating pivoted lever 15.14 other end of screw mandrel is large scale cylinder, round
There is a cylindrical hole in the middle of cylinder Zhou Yuan, penetrate for bearing pin B10.Screw mandrel 14 is threaded in limiting plate screw, and screw mandrel is ladder
Shape screw thread, facilitates screw mandrel power to transmit.Screw mandrel length removes cylinder holes Len req to make cylinder sleeve.
Pivoted lever 15 is strip cylinder, and 14 upper end interporal lacuna of screw mandrel coordinates, can in 14 upper end hole of screw mandrel vibration,
Increase rotating force arm.
Pivoted housing 6 is a hollow circular cylinder, and endoporus is ladder periphery, and base apertures are less than upper hole.Have in the middle of periphery logical
Hole, penetrates for bearing pin B10.Endoporus cascaded surface is used to load pull bar 5, and avoids pull bar 5 from dropping out.Endoporus also needs to load screw mandrel 14
Lower cylinder.On 6 circumference face of pivoted housing and 14 lower cylinder of screw mandrel, through hole is used cooperatively by bearing pin B10.6 endoporus of pivoted housing
5 big footpath stepped cylindrical of pull bar can not only be loaded, screw mandrel big cylinder can also be inserted, at the same 5 path of pull bar can from turn
Pass in set bottom circular hole.6 outer circumference surface of pivoted housing has through hole, fixes pivoted housing 6 and 14 big cylinder of leading screw by bearing pin.Pivoted housing
6 can rotate with screw mandrel 14, and pull bar 14 can be rotated freely in 6 endoporus of pivoted housing again, when screw mandrel 14 is rotated with pivoted housing 6
When, pull bar 14 can not be with revolution.
Bearing pin B10 is strip cylinder, and 14 lower end interporal lacuna of screw mandrel coordinates, and facilitates bearing pin to draw off.Bearing pin B10 is from pivoted housing
6 sides are penetrated by 14 times cylinders of screw mandrel, then are passed from 6 opposite side of pivoted housing.
Fixed cover 9 is hollow Step Circular plate, and outer circular bosses are placed on 4 upper surface of cylinder sleeve, and bottom disc is enclosed within cylinder sleeve 4
Kong Zhong.Inner headed face is ladder circle, and on pivoted housing 6 is cylindrical, screw mandrel 14 can be penetrated middle circle surface cover by upper circular hole.Middle circle surface side
While there is a small through hole, draw bar 16 can be passed from small through hole.To make screw mandrel in 4 inner circle central rotation of cylinder sleeve, using fixation
Set 9 carries out 14 center of screw mandrel and fixes.9 outer circular section of fixed cover is kept off in 4 upper surface of cylinder sleeve, and lower circumference face may be inserted into cylinder sleeve 4
In endoporus.9 inner circle step surface of fixed cover may be inserted into pivoted housing 6 and screw mandrel 14.9 disc side of fixed cover has a through hole make traction
Bar 16 is passed therethrough, and push-and-pull disk direction is adjusted beneficial to draw bar 16.
Pull bar 5 is stairstepping cylinder, and stepped cylindrical boss is enclosed within pivoted housing endoporus, and is passed from 6 endoporus of pivoted housing.Under
Two planes are washed in periphery both sides by one section of portion, have through hole in the middle of plane, penetrate bearing pin A3.5 one end socket cap of pull bar
Can rotate in being enclosed within 6 endoporus of pivoted housing and in 6 endoporus of pivoted housing.There is flat surface at 5 other end axial plane two ends of pull bar, and there is through hole centre,
Push-and-pull disk 2 is connected by bearing pin, push-and-pull disk 2 can carry out certain angle rotation around pin shaft hole.5 length of pull bar is energy connecting filament
2 Len req of bar 14 and push-and-pull disk.
Push-and-pull disk 2 is Step Circular plate, and top roundlet size can fill in 4 endoporus of cylinder sleeve, and great circle is dimensioned slightly smaller than cylinder sleeve 4
External diameter, step end face can be placed on 4 end face of cylinder sleeve.Plane is washed in periphery both sides, and plectane sectional dimension is beneficial to penetrate cylinder
In set 4.Two otic placodes are welded with circular slab in the middle of disc, in the middle of two otic placodes, all have through hole, bearing pin A3 can be passed through from hole, and
Use split pin axial limiting.On circular slab, there be two small ear plates disc side, has through hole in the middle of small ear plate, and the female bolt of band can be from
Pass through in through hole, and fixed with nut.There is a non-through circular hole at push-and-pull disk bottom disc center, and Circularhole diameter size can be by screw mandrel
Big end cylinder is put into, and is easy to one dual-purpose.For 2 support of push-and-pull disk can be made cylinder sleeve 4, face will be ask to be set to disc, undersized
In 4 external diameter of cylinder sleeve.Position in sleeve port for ease of push-and-pull disk 2, disc on push-and-pull disk 2 is dimensioned slightly smaller than into cylinder sleeve bore, is had
Small distance endoporus is filled in.Pass through for push-and-pull disk 2 can be made to incline from 4 endoporus of cylinder sleeve, 2 disc both sides of push-and-pull disk are clipped into one
Point.To make the 5 activity connection of push-and-pull disk 2 and pull bar, there is two panels otic placode with holes at 2 upper surface center of push-and-pull disk, by bearing pin and drawing
Bar connects.There is two panels otic placode with holes push-and-pull disk upper surface side, by bolt axle draw bar connection, pushes away for remote adjustment
Pulling plate angle of inclination and direction.There is roundlet endoporus in push-and-pull disk bottom, the big cylinder insertion of screw mandrel, is carried out when loading for cylinder sleeve
Screw mandrel centralized positioning.Push-and-pull disk bottom disc removes a part, to make cylinder sleeve be tilted into not interfering in cylinder sleeve bore.
Draw bar is an elongate strip cylinder, and longitudinal small cylinder arranged at bottom, and there is through hole centre, and the female bolt of band can be from hole
In pass through.Small cylinder length can be put on push-and-pull disk in the middle of the small ear plate of disc side.Elongate rod can be from fixed cover side
Little round tube hole is passed.
During assembling, screw mandrel 14 and pivoted housing 6, pull bar 5 and push-and-pull disk 2 are matched somebody with somebody with bearing pin B10, bearing pin A3 respectively and is installed, bearing pin
A3 split pin axial limitings.Draw bar 16 is also secured on push-and-pull disk 2.The fixed cover 9 on set on screw mandrel 14, and it is put into pivoted housing
On 6, draw bar 16 is passed from 9 side aperture of fixed cover, then screws on limiting plate 13 on 14 top of screw mandrel, then in 14 head of screw mandrel
Put on pivoted lever 15.Specifically, in the present embodiment, two stands 11 are fixed on into 7 upper surface silk hole of cylinder body with two bolt A3
Interior, 11 face of two stands is arranged symmetrically.
During use, lift draw bar 16 by 2 slant setting of assembly push-and-pull disk in 4,14 connector of hand-held screw mandrel and traction
Bar 16 is put into push-and-pull disk 2 in cylinder sleeve 4, until push-and-pull disk 2 is removed outside cylinder sleeve 4；Pushing away draw bar 16 keeps flat push-and-pull disk 2；Will set
Enter fixed cover 9 on screw mandrel 14 to be filled in 4 inner circle of cylinder sleeve again；Limiting plate 13 is screwed in screw mandrel 14, screw-in length makes limiting plate 13
Can be put on support 11；Limiting plate 13 and support 11 are fixed together with two bolt Bs 10；Fixed cover 9 is pushed down, is utilized back
15 rotary screw 14 of bull stick, makes to move on 2 inner circle step of bottom push-and-pull disk and fills in 4 bottom inner circle of cylinder sleeve；Observation draw bar 16
Change is put, the whether run-off the straight of push-and-pull disk 2 is judged, if can fill in cylinder sleeve 4；Pivoted lever 15 is rotated again, makes 14 band of screw mandrel
, until cylinder sleeve 4 is removed on cylinder body 7, so as to cylinder sleeve 4 is taken apart.
After the completion of use, provision for disengagement can be dismantled, during dismounting：First, two bolt Bs 12 are unloaded, limit is made
Position plate 13 and support 11 are separated；Cylinder sleeve 4 will be drawn off and 14 connector of screw mandrel will be removed outside cylinder body 7；Limiting plate 13 is reversely rotated, limit is made
Position plate 13 falls back on 14 initial makeup location of screw mandrel；Cylinder sleeve 4 is lifted upwards, makes cylinder sleeve 4 leave 2 one diameter heights of push-and-pull disk；Will
Push-and-pull disk 2 inclines certain angle, cylinder sleeve 4 is removed from inclination push-and-pull disk 2；Cylinder sleeve 4 is removed from 2 bottom of push-and-pull disk is inclined,
Or picking-up cylinder sleeve 4 is put down, screw mandrel 14 and its connector are removed from 4 endoporus of cylinder sleeve；Unload two bolt A8, by two stands 11 from
Cylinder sleeve 4 unloads the upper surface that portals and removes.
The application at least has the advantages that：
1st, the convenient cylinder sleeve of engine of the engine cylinder liner dismounting device of the application 4 draws off, and can be dropped by the method utilization
It is low because operator's technical ability deficiency causes cylinder sleeve or cylinder body to damage, while labor intensity of operating staff can be reduced.
2nd, in this application by cylinder sleeve provision for disengagement medium-height trestle 11 is arranged on cylinder body 7 in screw, it is cylinder sleeve 4 from cylinder
Offer position adjustment space is provided in hole.
3rd, structure, i.e. screw mandrel 14 and 13 trapezoidal thread of limiting plate peace are adjusted by installing 14 spiral of screw mandrel in this application
Dress, draws off cylinder sleeve time saving and energy saving.
4th, in this application by installing fixed cover regulation of mental activities structure, i.e. fixed cover 9 in 4 endoporus of cylinder sleeve, and while limit
6 periphery of pivoted housing, is consistent screw mandrel 14 and its connector shaft center and 4 axle center of cylinder sleeve, makes the push-and-pull disk of picking-up cylinder sleeve 4
2 Fast Installations are in place.
5th, in this application by installing 2 position adjustment structure of push-and-pull disk, i.e. push-and-pull disk 2 and pull bar 5 is lived by bearing pin A3
Property connection, and draw bar 16 and 2 side position of push-and-pull disk carry out active connection by bolt axle, convenient push-and-pull disk 2 from cylinder sleeve 4 in
Penetrate in hole and conveniently can be inserted in 4 endoporus of cylinder sleeve with 2 step circles of push-and-pull disk, can facilitate 2 leveling of push-and-pull disk again.
6th, non-through interior circular hole is arranged by 2 bottom disc of push-and-pull disk in this application, one is provided for 4 discharge equipment of cylinder sleeve
Multiplex method, 4 charging method of convenient cylinder sleeve are used.
7th, screw mandrel 14 and pull bar 5 are separated by arranging pivoted housing 6 in this application, i.e., pull bar is inserted in circular hole in pivoted housing 6
5, pull bar 5 in circular hole in pivoted housing 6 is rotated but can not be moved axially；6 inner circle of pivoted housing is also fed through 14 cylinder of screw mandrel, and
Screw mandrel 14 is fixed by bearing pin B10, and the application is easy to screw mandrel 14 to turn round using the conversion of 14 sound of screw mandrel is realized.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, claims are intended to be construed to include excellent
Select embodiment and fall into the had altered of the scope of the invention and change.
Obviously, those skilled in the art can carry out the essence of various changes and modification without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (5)
1. a kind of engine cylinder liner dismounting device, the cylinder sleeve are fixed in a cylinder body, and through hole is offered on the cylinder sleeve, described
Cylinder body has smooth end face, it is characterised in that the provision for disengagement includes：
Limiting plate；
Screw mandrel, first end are screwed together on the limiting plate；
Two stands, are fixed on the limiting plate positioned at the opposite sides of the screw mandrel, and one end of the two stands, another
End is fixed on the end face of the cylinder body；
Fixed cover, is sheathed on the screw mandrel, and keeps off in the first end face of the cylinder sleeve, and part is arranged in the cylinder sleeve
Through hole in；
Pivoted housing, is fixed on the second end relative with the first end on the screw mandrel；
Pull bar, is stairstepping cylinder, and stepped cylindrical boss is enclosed within pivoted housing endoporus；
Push-and-pull disk, push-and-pull disk size in a first direction are more than the internal diameter of the cylinder sleeve and outer less than the cylinder sleeve
Footpath, the internal diameter for being smaller in size than the cylinder sleeve in the second direction vertical with the first direction；
Draw bar, one end are fixed on the edge of the push-and-pull disk, and the other end is movably arranged on the support；
Wherein, the first direction is the junction point and the pull bar and the push-and-pull disk of the draw bar and the push-and-pull disk
The bearing of trend of the line that junction point is located, is moved relative to the limiting plate by the screw mandrel so that the push-and-pull disk inclines
After tiltedly, into the cylinder sleeve, in the push-and-pull disk through after the cylinder sleeve, the screw mandrel is adjusted relative to the limiting plate position
Put so that the push-and-pull disk recovers, and keep off located at the second end of the cylinder sleeve, to drive the cylinder sleeve to separate with the cylinder body.
2. provision for disengagement as claimed in claim 1, it is characterised in that be further fixed on being conveniently adjusted in the first end of the screw mandrel
The pivoted lever of the screw mandrel and the relative position of the limiting plate.
3. provision for disengagement as claimed in claim 1, it is characterised in that the push-and-pull disk is stepped, is kept off in the push-and-pull disk
Located at the second end of the cylinder sleeve when, the part of the push-and-pull disk is arranged in the through hole of the cylinder sleeve.
4. provision for disengagement as claimed in claim 1, it is characterised in that trapezoidal silk hole, the silk are offered on the limiting plate
Bar is specially trapezoidal screw, and the trapezoidal screw is fixed in the trapezoidal silk hole.
5. provision for disengagement as claimed in claim 4, it is characterised in that two strip holes are further opened with the limiting plate, it is described
Respectively positioned at the both sides in the trapezoidal silk hole, the two stands are individually fixed in the strip hole two strip holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510729167.6A CN105313068B (en) | 2015-10-30 | 2015-10-30 | A kind of engine cylinder liner dismounting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510729167.6A CN105313068B (en) | 2015-10-30 | 2015-10-30 | A kind of engine cylinder liner dismounting device |
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| Publication Number | Publication Date |
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| CN105313068A CN105313068A (en) | 2016-02-10 |
| CN105313068B true CN105313068B (en) | 2017-03-29 |
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| CN201510729167.6A Active CN105313068B (en) | 2015-10-30 | 2015-10-30 | A kind of engine cylinder liner dismounting device |
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| CN114619396A (en) * | 2020-12-11 | 2022-06-14 | 中国航发商用航空发动机有限责任公司 | Assembling and disassembling tool |
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|---|---|---|---|---|
| JPH03103170U (en) * | 1990-02-09 | 1991-10-25 | ||
| JPH08300271A (en) * | 1995-04-28 | 1996-11-19 | Isuzu Motors Ltd | Press-in shaft removal jig |
| CN2333501Y (en) * | 1998-08-04 | 1999-08-18 | 巩勇 | Detaching device for cylinder liner |
| CN201960529U (en) * | 2011-02-15 | 2011-09-07 | 东风朝阳柴油机有限责任公司 | Dismounting device for cylinder jacket of engine |
| CN103802064A (en) * | 2012-11-10 | 2014-05-21 | 肖功宽 | Engine cylinder sleeve puller |
| CN205201404U (en) * | 2015-10-30 | 2016-05-04 | 中国石油天然气集团公司 | Engine cylinder overlaps dismounting device |
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| CN105313068A (en) | 2016-02-10 |
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Effective date of registration: 20170216 Address after: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Applicant after: China National Petroleum Corporation Applicant after: China Petroleum Pipeline Bureau Engineering Co., Ltd. Applicant after: China Petroleum Pipeline Engineering Co., Ltd. second Address before: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Applicant before: China National Petroleum Corporation |
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