CN104149070A - Combination tool and method for installing and detaching engine piston and flame ring - Google Patents
Combination tool and method for installing and detaching engine piston and flame ring Download PDFInfo
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- CN104149070A CN104149070A CN201410428869.6A CN201410428869A CN104149070A CN 104149070 A CN104149070 A CN 104149070A CN 201410428869 A CN201410428869 A CN 201410428869A CN 104149070 A CN104149070 A CN 104149070A
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- piston
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- push rod
- bulb
- supporting disk
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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
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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Abstract
The invention belongs to the technical field of machinery and relates to a combination tool and method for installing and detaching an engine piston and a flame ring. The tool comprises a supporting body, a piston tensioning device and a flame ring detaching device, wherein the supporting body is composed of a supporting disc (1), a handle (4) and a nut (11), the piston tensioning device is composed of a tensioning block (9), a spring (10), a push rod (7), a stressing rod (5) and a bolt II, and the flame ring detaching device comprises a positioning block (3) and a bolt I. The combination tool and method solve the problem that the engine piston and the flame ring are hard to detach manually. The combination tool is convenient and fast to operate, labor intensity is low, time and labor are saved, and working efficiency is improved greatly.
Description
Technical field
The invention belongs to field of mechanical technique, relate to combination dismantling device and the assembly and disassembly methods of a kind of engine piston and flame rings.
Background technology
Piston is one of important moving component of engine, need to regularly open and inspect to determine that whether piston is abnormal, and piston mass increases along with the increase of cylinder diameter, the quality of many large cylinder diameter pistons is all more than 10 kilograms, therefore in the time of dismounting piston, first to process two on the top of piston along the symmetrical screwed hole of piston axis, carry out dismounting after specific purpose tool is screwed into two screwed holes.
In recent years along with engine intensified index is more and more higher, steel crown and aluminum skirt piston and all-steel piston are widely used, from the viewpoint of alleviating piston weight and improving piston heat transfer efficiency, the thickness of top land steel wall, cannot be at piston-top surface thread mill drilling generally all below 8mm, can only arrange in piston combustion bowl center a screwed hole, when specific purpose tool is screwed into and piston is installed after screwed hole, piston can produce and rotate freely, and is difficult to locate in body, installation effectiveness is not high, wastes time and energy.
Flame rings is generally installed on many reinforcing stimuluses, and it is arranged in the step trough on cylinder jacket top, is positioned at the top of piston, and installation flame rings can effectively reduce the specific oil consumption of engine.But flame rings is easy to wear, need periodic replacement, and after engine operation a period of time, many carbon distributions can be deposited in the gap between flame rings and cylinder jacket, artificial unloading's flame rings is very difficult, lacks at present the specific purpose tool of flame rings for convenience detach.Therefore, for the engine that adopts steel pistons and flame rings, in the urgent need to the instrument of a kind of easy disassembly piston and flame rings.
Summary of the invention
The present invention is directed to the engine that adopts steel pistons and flame rings, combination dismantling device and the assembly and disassembly methods of a kind of engine piston and flame rings is provided.
The present invention adopts following technical proposals to complete its invention task:
A combination dismantling device for engine piston and flame rings, described combination dismantling device includes supporter, piston swelling device and flame rings provision for disengagement; Described supporter is made up of supporting disk, handle and nut; Described supporting disk is in the form of annular discs, is evenly equipped with fan-shaped lightening hole on it, and center, described supporting disk upper surface has a boss, and boss center is screwed hole, and supporting disk lower surface is uniform 3 T shape guide grooves along the circumferential direction; Described handle is fixed on supporting disk; Described piston swelling device is made up of tightening piece, spring, push rod, boosting-rod and bolt II; The upper T shape part of described tightening piece is arranged in the T shape guide groove on supporting disk, with T shape guide groove matched in clearance, on sector structure one end cylindrical of described tightening piece bottom, has half slot, and the other end is driven bulb; Described spring fitting is in the half slot of tightening piece; Described push rod is that top cylindrical is the column structure of screw thread, be combined with the screwed hole screw thread at supporting disk boss center, push rod bottom is active bulb, and described bolt II is through the center unthreaded hole of push rod, when removing stage makeup and costume piston and flame rings, with the screwed hole threaded engagement in the middle of piston crown; Described boosting-rod is connected to described push rod upper end; Described flame rings provision for disengagement includes locating piece and bolt I, and the locating piece described in three is along supporting disk circle distribution and connect firmly the upper surface at supporting disk; The screwed hole threaded engagement of described bolt I and locating piece.
The assembly and disassembly methods of the combination dismantling device of described a kind of engine piston and flame rings, the concrete steps that piston and flame rings are dismantled are simultaneously:
1) first supporting disk is attached on piston-top surface, the fan-shaped lightening hole from supporting disk is observed, and guarantees that initiatively bulb enters and engages with driven bulb;
2) rotating boosting-rod makes push rod descending, the active bulb that promotes lower end pushes driven bulb, and tightening piece is radially outwards slided in T shape guide groove, and the cylindrical of tightening piece is pressed on combustion chamber throat, until the rotation of limited piston completely, boosting-rod stops operating;
3) unthreaded hole through push rod by bolt II, the screwed hole middle with the combustion chamber of piston is connected, and guarantees that the seal face of bolt II is close to push rod end face;
4) first make piston and engine depart from tightening state, slowly the moving engine of dish makes piston stroking upward afterwards, and in the time that locating piece moves to the removal hole position on flame rings cylindrical, rotating bolt II, makes bolt head stretch into flame rings removal hole certain depth;
5) the moving engine of continuation dish, piston driving flame rings is up together, and in the time of piston arrives top dead centre, the handle of manually holding with a firm grip proposes piston and flame rings in cylinder jacket;
The concrete steps of dismounting piston are separately:
1) first supporting disk is attached on piston-top surface, the fan-shaped lightening hole from supporting disk is observed, and guarantees that initiatively bulb enters and engages with driven bulb;
2) rotating boosting-rod makes push rod descending, the active bulb that promotes lower end pushes driven bulb, and tightening piece is radially outwards slided in T shape guide groove, and the cylindrical of tightening piece is pressed on combustion chamber throat, until the rotation of limited piston completely, boosting-rod stops operating;
3) unthreaded hole through push rod by bolt II, the screwed hole middle with the combustion chamber of piston is connected, and guarantees that the seal face of bolt II is close to push rod end face;
4) first make piston and engine depart from tightening state, slowly the moving engine of dish makes piston stroking upward afterwards, and in the time of piston arrives top dead centre, the handle of manually holding with a firm grip proposes piston and flame rings in cylinder jacket;
The concrete steps of dismounting flame rings are separately:
1) first supporting disk is attached on piston-top surface, the fan-shaped lightening hole from supporting disk is observed, and guarantees that initiatively bulb enters and engages with driven bulb;
2) rotating boosting-rod makes push rod descending, the active bulb that promotes lower end pushes driven bulb, and tightening piece is radially outwards slided in T shape guide groove, and the cylindrical of tightening piece is pressed on combustion chamber throat, until the rotation of limited piston completely, boosting-rod stops operating;
3) unthreaded hole through push rod by bolt II, the screwed hole middle with the combustion chamber of piston is connected, and guarantees that the seal face of bolt is close to push rod end face;
4) first make piston and engine depart from tightening state, slowly the moving engine of dish makes piston stroking upward afterwards, and in the time that locating piece moves to the removal hole position on flame rings cylindrical, rotating bolt I, makes bolt head stretch into flame rings removal hole certain depth;
5) the moving engine of continuation dish, piston driving flame rings is up together, and flame rings is ejected cylinder jacket.
The concrete steps that piston and flame rings are installed are:
1) flame rings is first installed, directly flame rings is packed in cylinder jacket by hand;
2) while piston being installed, first the supporting disk of dismantling device is attached on piston-top surface, fan-shaped lightening hole from supporting disk is observed, guarantee that initiatively bulb just enters and engages with driven bulb, now rotating boosting-rod makes push rod descending, the active bulb that promotes lower end pushes driven bulb, tightening piece is radially outwards slided in T shape guide groove, the cylindrical of tightening piece is pressed on the combustion chamber throat of piston, until the rotation of limited piston completely, boosting-rod stops operating, the unthreaded hole through push rod by bolt II again, the screwed hole middle with the combustion chamber of piston is connected, guarantee that the seal face of bolt II is close to push rod end face, then carrying handle, the piston pin hole axis of piston is turned to and engine crankshaft axis parallel direction, slowly by installing piston into cylinder cover, complete the fastening of piston and engine, then unclamp bolt II, bolt II is departed from and being connected of piston, rotating backward boosting-rod makes push rod up, active bulb on push rod and driven drop-out of ball head, tightening piece radially inwardly slides and throws off with combustion chamber throat under the effect of spring in T shape guide groove, dismantling device separates with piston, now grip portable go out instrument, complete the installation of piston.
Combined dismounting instrument and the method characteristic of a kind of engine piston of the present invention and flame rings are: when piston promotes, tightening piece outwards slides along T shape guide groove under the effect of active bulb, with combustion chamber throat clamping, effectively prevent that piston from freely rotating; Bolt and the piston hoisting tool of dismounting flame rings become one, and can make by the moving engine of dish the strength of piston stroking upward, and flame rings is ejected to cylinder jacket, have solved manpower and have dismantled difficult problem; This combination tool is simple and efficient to handle, and labour intensity is low, time saving and energy saving, and operating efficiency significantly improves.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is installation diagram of the present invention.
In figure: 1, supporting disk; 2, bolt I; 3, locating piece; 4, handle; 5, boosting-rod; 6, bolt II; 7, push rod; 8, T shape guide groove; 9, tightening piece; 10, spring; 11, nut; 12, active bulb; 13, driven bulb; 14, fan-shaped lightening hole; ; 15, cylinder jacket; 16, flame rings; 17, combustion chamber throat; 18, piston.
Detailed description of the invention
With specific embodiment, the present invention is illustrated by reference to the accompanying drawings.
As shown in Figure 1, 2, the combination dismantling device of a kind of engine piston and flame rings, mainly comprises: supporter, piston swelling device, flame rings provision for disengagement etc.Described supporter is made up of supporting disk 1, handle 4 and nut 11.Described supporting disk 1 is in the form of annular discs, uniform 3 fan-shaped lightening holes 14 on it, and there is a boss at center, upper surface, and boss center is screwed hole, and supporting disk 1 lower surface is uniform 3 T shape guide grooves 8 and a pair of shoulder hole along the circumferential direction; Described handle 4 takes the shape of the letter U, and cross section is circular, the thinner external screw thread of the handle 4 two ends section of having, and two ends is passed after a pair of shoulder hole on supporting disk 1 end face and with nut 11, handle 4 is fixed on supporting disk 1.Described piston swelling device is made up of tightening piece 9, spring 10, push rod 7, boosting-rod 5 and bolt II 6.Described 9 points of upper and lower two parts of tightening piece, upper T shape part is arranged in the T shape guide groove 8 on supporting disk 1, with guide groove 8 matched in clearance, on sector structure one end cylindrical of bottom, has half slot, and the other end is driven bulb 13; Described spring 10 is arranged in the half slot of tightening piece 9; Described push rod 7 tops are column structures, and cylindrical is screw thread, are screwed in the screwed hole at supporting disk 1 boss center, have a screwed hole apart from upper end certain distance, push rod 7 bottoms are active bulb 12, and push rod 7 centers are unthreaded hole, described bolt II 6, through unthreaded hole, is screwed in the middle screwed hole of piston crown; Described boosting-rod 5 is 2, is screwed into respectively in the screwed hole of push rod 7 upper ends.Described flame rings provision for disengagement includes locating piece 3 and bolt I 2, is 3, and described locating piece 3 is cuboid, has 1 screwed hole on side, and locating piece 3 bottom surfaces are the upper surface at supporting disk 1 along circumferential uniform welding; Described bolt I 2 is screwed in the screwed hole of locating piece 3, and locating piece 3 certain distances are exposed in bolt I 2 terminations.
Piston and flame rings unloading process simultaneously in the present invention: as Fig. 3, first supporting disk 1 is attached on piston 18 end faces, the fan-shaped lightening hole from supporting disk 1 is observed, and guarantees that initiatively bulb 12 has entered and engaged with driven bulb 13; Rotating boosting-rod 5 makes push rod 7 descending, the active bulb 12 that promotes lower end pushes driven bulb 13, and tightening piece is radially outwards slided in T shape guide groove 8, and the cylindrical of tightening piece 9 is pressed on combustion chamber throat 17, until the rotation of limited piston 18 completely, boosting-rod 5 stops operating; Unthreaded hole by bolt II 6 through push rod 7, the screwed hole middle with the combustion chamber of piston 18 is connected, and guarantees that the seal face of bolt II 6 is close to push rod 7 end faces.Now, first make piston and engine depart from tightening state, slowly the moving engine of dish makes piston 18 up afterwards, in the time that bolt I 2 moves to the removal hole position on flame rings 16 cylindricals, and rotating bolt I 2, make bolt head stretch into flame rings removal hole certain depth, continuation dish moves engine, and piston 18 drives flame rings 16 up together, in the time that piston 18 arrives top dead centre, the handle 4 of manually holding with a firm grip, piston 18 and flame rings 16 from the interior proposition of cylinder jacket 15.
In the present invention, dismantle separately Piston Process: repeat said process, first complete the installation of instrument and piston, then make piston 18 and engine depart from stationary state, and slowly the moving engine of dish makes piston 18 go upward to top dead centre, the handle 4 of manually holding with a firm grip, piston 18, from the interior proposition of cylinder jacket 15, whole unloading process, does not make bolt I 2 be connected with the removal hole in flame rings 16.
In the present invention, dismantle separately flame rings process: repeat said process, first complete the installation of instrument and piston 18, make piston 18 and engine still keep installment state, then slowly the moving engine of dish makes piston 18 up, in the time that bolt I 2 moves to the removal hole position on flame rings 16 cylindricals, and rotating bolt I 2, make bolt head stretch into flame rings removal hole certain depth, continuation dish moves engine, and piston 18 drives flame rings 16 up together, and flame rings 16 is ejected cylinder jacket 15.
Installation process of the present invention: flame rings 16 is installed, only needs manual directly packing in cylinder jacket 15, when piston 18 is installed, first the supporting disk 1 of dismantling device is attached on piston 18 end faces, fan-shaped lightening hole from supporting disk 1 is observed, guarantee that initiatively bulb 12 has just entered and engaged with driven bulb 13, now rotating boosting-rod 5 makes push rod 7 descending, the active bulb 12 that promotes lower end pushes driven bulb 13, tightening piece 9 is radially outwards slided in T shape guide groove 8, the cylindrical of tightening piece 9 is pressed on the combustion chamber throat 17 of piston 18, until the rotation of limited piston 18 completely, boosting-rod 5 stops operating, the unthreaded hole again bolt II 6 being passed on push rod 7, the screwed hole middle with the combustion chamber of piston 18 is connected, guarantee that the seal face of bolt II 6 is close to push rod 7 end faces, then carrying handle 4, the piston pin hole axis of piston 18 is turned to parallel with engine crankshaft axis, slowly piston 18 is packed in cylinder jacket, after completing piston 18 and engine fastening, unclamp bolt II 6, bolt II 6 is departed from and being connected of piston 18, rotating backward boosting-rod 5 makes push rod 7 up, active bulb 12 on push rod 7 is thrown off with driven bulb 13, tightening piece 9 radially inwardly slides and throws off with the combustion chamber throat 17 of piston 18 under the effect of spring 10 in T shape guide groove 8, dismantling device separates with piston 18, now hold handle 4 proposition instruments, complete the installation of piston 18.
Claims (2)
1. a combination dismantling device for engine piston and flame rings, is characterized in that: described combination dismantling device includes supporter, piston swelling device and flame rings provision for disengagement; Described supporter is made up of supporting disk (1), handle (4) and nut (11); Described supporting disk (1) is in the form of annular discs, is evenly equipped with fan-shaped lightening hole (14) on it, and described supporting disk (1) center, upper surface has a boss, and boss center is screwed hole, along the circumferential direction uniform 3 T shape guide grooves (8) of supporting disk (1) lower surface; Described handle (4) is fixed on supporting disk (1); Described piston swelling device is made up of tightening piece (9), spring (10), push rod (7), boosting-rod (5) and bolt II (6); The upper T shape part of described tightening piece (9) is arranged in the T shape guide groove (8) on supporting disk (1), with T shape guide groove (8) matched in clearance, on sector structure one end cylindrical of described tightening piece (9) bottom, have half slot, the other end is driven bulb (13); Described spring (10) is arranged in the half slot of tightening piece (9); Described push rod (7) for top cylindrical be the column structure of screw thread, be combined with the screwed hole screw thread at supporting disk (1) boss center, push rod (7) bottom is active bulb (12), described bolt II (6) is through the center unthreaded hole of push rod (7), when removing stage makeup and costume piston and flame rings, with the screwed hole threaded engagement in the middle of piston crown; Described boosting-rod (5) is connected to described push rod (7) upper end; Described flame rings provision for disengagement includes locating piece (3) and bolt I (2), and the locating piece (3) described in three is along supporting disk (1) circle distribution and connect firmly the upper surface in supporting disk (1); The screwed hole threaded engagement of described bolt I (2) and locating piece (3).
2. the assembly and disassembly methods of the combination dismantling device of a kind of engine piston and flame rings described in claim 1, is characterized in that: the concrete steps that piston and flame rings are dismantled are simultaneously:
1) first supporting disk (1) is attached on piston (18) end face, the fan-shaped lightening hole from supporting disk (1) is observed, and guarantees that initiatively bulb (12) enters and engages with driven bulb (13);
2) rotating boosting-rod (5) makes push rod (7) descending, the active bulb (12) that promotes lower end pushes driven bulb (13), tightening piece is radially outwards slided in T shape guide groove (8), the cylindrical of tightening piece (9) is pressed on combustion chamber throat (17), until the rotation of limited piston (18) completely, the boosting-rod that stops operating (5);
3) unthreaded hole through push rod (7) by bolt II (6), the screwed hole middle with the combustion chamber of piston (18) is connected, and guarantees that the seal face of bolt II (6) is close to push rod (7) end face;
4) first make piston and engine depart from tightening state, slowly the moving engine of dish makes piston (18) up afterwards, in the time that locating piece (3) moves to the removal hole position on flame rings (16) cylindrical, rotating bolt I (2), makes bolt head stretch into flame rings removal hole certain depth;
5) the moving engine of continuation dish, piston (18) drives flame rings (16) up together, and in the time that piston (18) arrives top dead centre, the handle (4) of manually holding with a firm grip proposes piston (18) and flame rings (16) in cylinder jacket (15);
The concrete steps of dismounting piston are separately:
1) first supporting disk (1) is attached on piston (18) end face, the fan-shaped lightening hole from supporting disk (1) is observed, and guarantees that initiatively bulb (12) enters and engages with driven bulb (13);
2) rotating boosting-rod (5) makes push rod (7) descending, the active bulb (12) that promotes lower end pushes driven bulb (13), tightening piece (9) is radially outwards slided in T shape guide groove (8), the cylindrical of tightening piece (9) is pressed on combustion chamber throat (17), until the rotation of limited piston (18) completely, the boosting-rod that stops operating (5);
3) unthreaded hole through push rod (7) by bolt II, the screwed hole middle with the combustion chamber of piston (18) is connected, and guarantees that the seal face of bolt II is close to push rod (7) end face;
4) first make piston and engine depart from tightening state, slowly the moving engine of dish makes piston (18) up afterwards, and in the time that piston (18) arrives top dead centre, the handle (4) of manually holding with a firm grip proposes piston (18) and flame rings (16) in cylinder jacket (15);
The concrete steps of dismounting flame rings are separately:
1) first supporting disk (1) is attached on piston (18) end face, the fan-shaped lightening hole from supporting disk (1) is observed, and guarantees that initiatively bulb (12) enters and engages with driven bulb (13);
2) rotating boosting-rod (5) makes push rod (7) descending, the active bulb (12) that promotes lower end pushes driven bulb (13), tightening piece (9) is radially outwards slided in T shape guide groove (8), the cylindrical of tightening piece (9) is pressed on combustion chamber throat (17), until the rotation of limited piston (18) completely, the boosting-rod that stops operating (5);
3) unthreaded hole through push rod (7) by bolt II (6), the screwed hole middle with the combustion chamber of piston (18) is connected, and guarantees that the seal face of bolt II is close to push rod (7) end face;
4) first make piston and engine depart from tightening state, slowly the moving engine of dish makes piston (18) up afterwards, in the time that locating piece (3) moves to the removal hole position on flame rings (16) cylindrical, rotating bolt I, makes bolt head stretch into flame rings removal hole certain depth;
5) the moving engine of continuation dish, piston (18) drives flame rings (16) up together, and flame rings (16) is ejected cylinder jacket (15);
The concrete steps that piston and flame rings are installed are:
1) flame rings (16) is first installed, directly flame rings (16) is packed in cylinder jacket (15) by hand;
2) while piston (18) being installed, first the supporting disk of dismantling device (1) is attached on piston (18) end face, fan-shaped lightening hole from supporting disk (1) is observed, guarantee that initiatively bulb (12) just enters and engages with driven bulb (13), now rotating boosting-rod (5) makes push rod (7) descending, the active bulb (12) that promotes lower end pushes driven bulb (13), tightening piece (9) is radially outwards slided in T shape guide groove (8), the cylindrical of tightening piece (9) is pressed on the combustion chamber throat (17) of piston (18), until the rotation of limited piston (18) completely, boosting-rod (5) stops operating, again bolt II (6) is passed to the unthreaded hole on push rod (7), the screwed hole middle with the combustion chamber of piston (18) is connected, guarantee that the seal face of bolt II (6) is close to push rod (7) end face, then carrying handle (4), the piston pin hole axis of piston (18) is turned to parallel with engine crankshaft axis, slowly by installing piston into cylinder cover, after completing piston and engine fastening, unclamp bolt II (6), bolt II (6) is departed from and being connected of piston (18), rotating backward boosting-rod (5) makes push rod (7) up, active bulb (12) on push rod (7) is thrown off with driven bulb (13), tightening piece (9) radially inwardly slides and throws off with the combustion chamber throat (17) of piston (18) under the effect of spring (10) in T shape guide groove (8), dismantling device separates with piston (18), now hold handle (4) proposition instrument, complete the installation of piston (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410428869.6A CN104149070B (en) | 2014-08-28 | 2014-08-28 | The combination dismantling device of a kind of engine piston and flame rings and assembly and disassembly methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410428869.6A CN104149070B (en) | 2014-08-28 | 2014-08-28 | The combination dismantling device of a kind of engine piston and flame rings and assembly and disassembly methods |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104149070A true CN104149070A (en) | 2014-11-19 |
| CN104149070B CN104149070B (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410428869.6A Active CN104149070B (en) | 2014-08-28 | 2014-08-28 | The combination dismantling device of a kind of engine piston and flame rings and assembly and disassembly methods |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104149070B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112008648A (en) * | 2020-09-25 | 2020-12-01 | 中船动力有限公司 | Flame ring dismounting tool and method for diesel engine |
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| US20050274255A1 (en) * | 2004-06-15 | 2005-12-15 | Hamilton William R | Adjustable ring positioner |
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| CN203109554U (en) * | 2013-02-04 | 2013-08-07 | 中国水产科学研究院南海水产研究所 | Device for dismantling and protecting fire ring of diesel engine |
| CN203125433U (en) * | 2013-02-23 | 2013-08-14 | 广西玉柴机器股份有限公司 | Tool used for adjusting diesel engine oil supplying angle and top dead center of piston |
| CN204183517U (en) * | 2014-08-28 | 2015-03-04 | 河南柴油机重工有限责任公司 | The combination dismantling device of a kind of engine piston and flame rings |
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2014
- 2014-08-28 CN CN201410428869.6A patent/CN104149070B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050274255A1 (en) * | 2004-06-15 | 2005-12-15 | Hamilton William R | Adjustable ring positioner |
| CN200974223Y (en) * | 2006-10-31 | 2007-11-14 | 扬动股份有限公司 | Cylinder sleeve quick-release tool |
| KR100913238B1 (en) * | 2008-02-29 | 2009-08-24 | 서울메트로 | Separation zig of valve and bush of air compressor cylinder in train |
| CN202192594U (en) * | 2011-08-11 | 2012-04-18 | 镇江中船设备有限公司 | Flame ring disassembling device for cylinder liner of diesel engine |
| CN203109554U (en) * | 2013-02-04 | 2013-08-07 | 中国水产科学研究院南海水产研究所 | Device for dismantling and protecting fire ring of diesel engine |
| CN203125433U (en) * | 2013-02-23 | 2013-08-14 | 广西玉柴机器股份有限公司 | Tool used for adjusting diesel engine oil supplying angle and top dead center of piston |
| CN204183517U (en) * | 2014-08-28 | 2015-03-04 | 河南柴油机重工有限责任公司 | The combination dismantling device of a kind of engine piston and flame rings |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112008648A (en) * | 2020-09-25 | 2020-12-01 | 中船动力有限公司 | Flame ring dismounting tool and method for diesel engine |
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| Publication number | Publication date |
|---|---|
| CN104149070B (en) | 2015-12-30 |
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