CN112264962A - Piston ring assembly fixture - Google Patents
Piston ring assembly fixture Download PDFInfo
- Publication number
- CN112264962A CN112264962A CN202011002783.9A CN202011002783A CN112264962A CN 112264962 A CN112264962 A CN 112264962A CN 202011002783 A CN202011002783 A CN 202011002783A CN 112264962 A CN112264962 A CN 112264962A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- cylinder
- piston ring
- threaded rod
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 18
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- 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
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/12—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same mounting or demounting piston rings
Abstract
The invention discloses a piston ring assembly fixture, which relates to the field of cylinder assembly and comprises a sleeve, wherein a protective cover is fixedly connected to the top of the sleeve, a cylinder sleeve is arranged in an inner cavity of the sleeve and is tightly attached to the inner side wall of the sleeve, a cylinder cover is arranged at the top of the cylinder sleeve, a piston ring is sleeved at the bottom of the side wall of the cylinder cover, a guide pull rod is fixedly connected to the center of the top of the cylinder cover, a piston column is movably connected to the top of the cylinder cover, a movable hole matched with the piston column is formed in the surface of the guide pull rod, the piston column penetrates through the guide pull rod through the movable hole, a threaded rod is fixedly connected to. According to the invention, after the piston ring is sleeved on the surface of the cylinder cover, the threaded rod is installed, the cylinder sleeve is placed in the sleeve, when the cylinder cover is inserted into the cylinder sleeve, the threaded rod extends out of the bottom of the sleeve, the cylinder sleeve and the piston ring are concentric by the whole tool, the phenomenon that the piston ring edges deform in different degrees during assembly is avoided, and the tool is simple and convenient to operate.
Description
Technical Field
The invention relates to the field of cylinder assembly, in particular to a piston ring assembly tool.
Background
The piston ring is used for imbedding the inside becket of piston slot, and the piston ring divide into two kinds: a compression ring and an oil ring. The compression ring can be used for sealing the combustible mixed gas in the combustion chamber; the oil ring is used for scraping the redundant oil on the cylinder. The piston ring is a metal elastic ring having a large outward expansion deformation, which is fitted into a ring groove having a cross section corresponding thereto. The reciprocating and rotating piston rings form a seal between the outer circumferential surface of the ring and the cylinder and one side of the ring and the ring groove by means of a pressure difference of gas or liquid.
Routine piston ring assembly is for covering the piston ring on the cylinder cap, aims at the through-hole on cylinder liner surface by the cylinder cap, and extrusion hard downwards for the cylinder cap has the one end embedded in the cylinder liner of piston ring, and this way can make piston ring border abnormal deformation if the operation is not done well, can't cooperate well with the cylinder liner, leads to leaking gas.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a piston ring assembling tool.
The purpose of the invention can be realized by the following technical scheme:
a piston ring assembly tool comprises a sleeve, wherein a protective cover is fixedly connected to the top of the sleeve, a cylinder sleeve is arranged in an inner cavity of the sleeve, the cylinder sleeve is tightly attached to the inner side wall of the sleeve, a cylinder cover is arranged at the top of the cylinder sleeve, a piston ring is sleeved at the bottom of the side wall of the cylinder cover, a guide pull rod is fixedly connected to the center of the top of the cylinder cover, a piston column is movably connected to the top of the cylinder cover, a movable hole matched with the piston column is formed in the surface of the guide pull rod, and the piston column penetrates;
the bottom fixedly connected with threaded rod of cylinder cap, telescopic bottom center department set up with threaded rod matched with through-hole, and the threaded rod keeps away from the one end of cylinder cap and runs through the sleeve through the through-hole, and telescopic bottom and threaded rod keep away from one end threaded connection of cylinder cap have tight top nut, and tight top nut hugs closely in telescopic bottom surface.
Further, the bottom center department fixedly connected with fixed block of cylinder cap, the internal surface of fixed block is seted up with threaded rod matched with internal thread, threaded rod and fixed block threaded connection.
Furthermore, the top end of the guide pull rod is fixedly connected with a fixed handle.
Furthermore, a locking mechanism is arranged at the top of the sleeve, and the protective cover is fixedly connected with the sleeve through the locking mechanism.
Furthermore, the number of the locking mechanisms is four, and the four locking mechanisms are respectively fixed on the surface of the sleeve in a circumferential array.
Further, locking mechanism includes the fixed plate, and the stopper has all been welded to the top both sides of fixed plate, rotates between two stoppers to be connected with the activity pivot, and the surface cover of activity pivot is equipped with the pinch-off blades, and the pinch-off blades rotates with the fixed plate through the activity pivot to be connected, and the surface of pinch-off blades is provided with the locking bolt, and the pinch-off blades passes through locking bolt and visor fixed connection.
The invention has the beneficial effects that:
according to the invention, after the piston ring is sleeved on the surface of the cylinder cover, the threaded rod is installed, the cylinder sleeve is placed in the sleeve, and when the cylinder cover is inserted into the cylinder sleeve, the threaded rod extends out of the bottom of the sleeve, so that the cylinder sleeve and the piston ring are concentric through the whole tool, the phenomenon that the piston ring edges deform in different degrees during assembly is avoided, the tool is simple and convenient to operate, and the cylinder cover is easy to assemble.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a bottom view of the present invention;
FIG. 3 is a schematic view of the connection of the cylinder head and threaded rod of the present invention;
FIG. 4 is a cross-sectional view of the present invention;
fig. 5 is a schematic structural diagram of the locking mechanism of the present invention.
In the figure: 1. a sleeve; 2. a protective cover; 3. a cylinder liner; 4. a cylinder cover; 41. a piston post; 42. a fixed block; 5. a piston ring; 6. a guide pull rod; 61. fixing a handle; 7. a threaded rod; 8. tightening the top nut; 9. a locking mechanism; 91. a fixing plate; 92. a limiting block; 93. a movable rotating shaft; 94. a clamping plate; 95. and locking the bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
The utility model provides a piston ring assembly fixture, as shown in fig. 1 and 3, including sleeve 1, sleeve 1's top fixedly connected with visor 2, sleeve 1's inner chamber is provided with cylinder liner 3, and cylinder liner 3 hugs closely in sleeve 1's inside wall, the top of cylinder liner 3 is provided with cylinder cap 4, the lateral wall bottom cover of cylinder cap 4 is equipped with piston ring 5, the fixedly connected with direction pull rod 6 of top center department of cylinder cap 4, the top swing joint of cylinder cap 4 has piston post 41, the movable hole with piston post 41 matched with has been seted up on the surface of direction pull rod 6, and piston post 41 runs through direction pull rod 6 through the movable hole.
As shown in fig. 2, the bottom fixedly connected with threaded rod 7 of cylinder cap 4, the through-hole with threaded rod 7 matched with has been seted up to the bottom center department of sleeve 1, and threaded rod 7 keeps away from the one end of cylinder cap 4 and runs through sleeve 1 through the through-hole, the one end threaded connection that cylinder cap 4 was kept away from to sleeve 1 bottom and threaded rod 7 has tight top nut 8, and tight top nut 8 hugs closely in sleeve 1's bottom surface, before installing cylinder cap 4, install threaded rod 7 in the bottom of cylinder cap 4 earlier, and place cylinder liner 3 in sleeve 1, when installing cylinder cap 4, now insert threaded rod 7 in cylinder liner 3, make threaded rod 7 stretch out from the through-hole of sleeve 1 bottom, at this moment, cylinder cap 4 just can with the alignment at cylinder liner 3 top, cylinder liner 3 and piston ring 5 are concentric, avoid piston ring 5 limit.
As shown in fig. 3, a fixing block 42 is fixedly connected to the center of the bottom of the cylinder cover 4, an internal thread matched with the threaded rod 7 is formed on the inner surface of the fixing block 42, the threaded rod 7 is in threaded connection with the fixing block 42, the threaded rod 7 is detachable, and the threaded rod 7 can be detached after the cylinder cover 4 is installed on the cylinder sleeve 3.
The top fixedly connected with fixed handle 61 of guide pull rod 6, guide pull rod 6 and threaded rod 7 are concentric and the radius is equidimension, and the staff of being convenient for is through handheld guide pull rod 6, and adjusting threaded rod 7 stretches out from sleeve 1 bottom.
As shown in fig. 4, the top of the sleeve 1 is provided with four locking mechanisms 9, the protective cover 2 is fixedly connected with the sleeve 1 through the locking mechanisms 9, the number of the locking mechanisms 9 is four, the four locking mechanisms 9 are respectively fixed on the surface of the sleeve 1 in a circumferential array, after the cylinder sleeve 3 is placed in the sleeve 1, the protective cover 2 is covered, and then the protective cover 2 is locked through the locking mechanisms 9, so that the cylinder sleeve 3 is fixed.
As shown in fig. 5, the locking mechanism 9 includes a fixing plate 91, limiting blocks 92 are welded on two sides of the top of the fixing plate 91, a movable rotating shaft 93 is rotatably connected between the two limiting blocks 92, a clamping plate 94 is sleeved on the surface of the movable rotating shaft 93, the clamping plate 94 is rotatably connected with the fixing plate 91 through the movable rotating shaft 93, a locking bolt 95 is arranged on the surface of the clamping plate 94, and the clamping plate 94 is fixedly connected with the protective cover 2 through the locking bolt 95.
When using, through placing cylinder liner 3 in sleeve 1, cover visor 2, upwards upset clamp plate 94, make it hug closely in the surface of visor 2, fix clamp plate 94 through locking bolt 95 afterwards, locate the surface of cylinder cap 4 with piston ring 5 cover, and install threaded rod 7 in the bottom of cylinder cap 4, handheld direction pull rod 6, now insert threaded rod 7 along the opening of cylinder liner 3, and make threaded rod 7 stretch out along the through-hole of sleeve 1 bottom, at this moment, cylinder cap 4 just can align with the opening of cylinder liner 3, inwards screw along threaded rod 7 through lock nut 8 from the bottom, make threaded rod 7 remove downwards, and then make cylinder cap 4 insert in cylinder liner 3, it can with sleeve 1 to demolish threaded rod 7 at last again.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (6)
1. The piston ring assembling tool comprises a sleeve (1) and is characterized in that a protective cover (2) is fixedly connected to the top of the sleeve (1), a cylinder sleeve (3) is arranged in an inner cavity of the sleeve (1), the cylinder sleeve (3) is tightly attached to the inner side wall of the sleeve (1), a cylinder cover (4) is arranged at the top of the cylinder sleeve (3), a piston ring (5) is sleeved at the bottom of the side wall of the cylinder cover (4), a guide pull rod (6) is fixedly connected to the center of the top of the cylinder cover (4), a piston column (41) is movably connected to the top of the cylinder cover (4), a movable hole matched with the piston column (41) is formed in the surface of the guide pull rod (6), and the piston column (41) penetrates through the guide pull rod (6;
the bottom fixedly connected with threaded rod (7) of cylinder cap (4), the bottom center department of sleeve (1) set up with threaded rod (7) matched with through-hole, and threaded rod (7) keep away from the one end of cylinder cap (4) and run through sleeve (1) through the through-hole, the one end threaded connection that cylinder cap (4) were kept away from in the bottom of sleeve (1) and threaded rod (7) has tight top nut (8), and tight top nut (8) hug closely in the bottom surface of sleeve (1).
2. The piston ring assembling tool according to claim 1, wherein a fixing block (42) is fixedly connected to the center of the bottom of the cylinder cover (4), internal threads matched with the threaded rod (7) are formed in the inner surface of the fixing block (42), and the threaded rod (7) is in threaded connection with the fixing block (42).
3. Piston ring assembly tooling according to claim 1, characterized in that the top end of the guide pull rod (6) is fixedly connected with a fixed handle (61).
4. The piston ring assembling tool according to claim 1, wherein a locking mechanism (9) is arranged at the top of the sleeve (1), and the protective cover (2) is fixedly connected with the sleeve (1) through the locking mechanism (9).
5. The piston ring assembling tool according to claim 4, characterized in that the number of the locking mechanisms (9) is four, and four locking mechanisms (9) are respectively fixed on the surface of the sleeve (1) in a circumferential array.
6. The piston ring assembling tool according to claim 4 or 5, characterized in that the locking mechanism (9) comprises a fixing plate (91), limiting blocks (92) are welded on two sides of the top of the fixing plate (91), a movable rotating shaft (93) is rotatably connected between the two limiting blocks (92), a clamping plate (94) is sleeved on the surface of the movable rotating shaft (93), the clamping plate (94) is rotatably connected with the fixing plate (91) through the movable rotating shaft (93), a locking bolt (95) is arranged on the surface of the clamping plate (94), and the clamping plate (94) is fixedly connected with the protective cover (2) through the locking bolt (95).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011002783.9A CN112264962B (en) | 2020-09-22 | 2020-09-22 | Piston ring assembly fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011002783.9A CN112264962B (en) | 2020-09-22 | 2020-09-22 | Piston ring assembly fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112264962A true CN112264962A (en) | 2021-01-26 |
| CN112264962B CN112264962B (en) | 2022-06-21 |
Family
ID=74349134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011002783.9A Active CN112264962B (en) | 2020-09-22 | 2020-09-22 | Piston ring assembly fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112264962B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005115684A1 (en) * | 2004-05-25 | 2005-12-08 | Honda Motor Co., Ltd. | Installation apparatus for piston ring |
| CN201295832Y (en) * | 2008-11-27 | 2009-08-26 | 新大洲本田摩托有限公司 | Precision control assembly machine for piston ring of engine |
| CN202241127U (en) * | 2011-09-28 | 2012-05-30 | 浙江省海洋开发研究院 | Dismantling device for engine cylinder jacket |
| CN203357392U (en) * | 2013-07-08 | 2013-12-25 | 上海大众祥源动力供应有限公司 | Tool special for installing cylinder cover |
| CN105538226A (en) * | 2016-01-29 | 2016-05-04 | 天津大学 | Quick disassembly and assembly device for piston ring of cylinder sleeve movable optical engine |
-
2020
- 2020-09-22 CN CN202011002783.9A patent/CN112264962B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005115684A1 (en) * | 2004-05-25 | 2005-12-08 | Honda Motor Co., Ltd. | Installation apparatus for piston ring |
| CN201295832Y (en) * | 2008-11-27 | 2009-08-26 | 新大洲本田摩托有限公司 | Precision control assembly machine for piston ring of engine |
| CN202241127U (en) * | 2011-09-28 | 2012-05-30 | 浙江省海洋开发研究院 | Dismantling device for engine cylinder jacket |
| CN203357392U (en) * | 2013-07-08 | 2013-12-25 | 上海大众祥源动力供应有限公司 | Tool special for installing cylinder cover |
| CN105538226A (en) * | 2016-01-29 | 2016-05-04 | 天津大学 | Quick disassembly and assembly device for piston ring of cylinder sleeve movable optical engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112264962B (en) | 2022-06-21 |
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| PB01 | Publication | ||
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Denomination of invention: A piston ring assembly fixture Effective date of registration: 20240102 Granted publication date: 20220621 Pledgee: Anqing rural commercial bank Limited by Share Ltd. Pledgor: Anhui Zhengliang environmental protection and energy saving Technology Co.,Ltd. Registration number: Y2023980075819 |