CN203527382U - Auxiliary tool for main bearing cover of engine - Google Patents
Auxiliary tool for main bearing cover of engine Download PDFInfo
- Publication number
- CN203527382U CN203527382U CN201320752028.1U CN201320752028U CN203527382U CN 203527382 U CN203527382 U CN 203527382U CN 201320752028 U CN201320752028 U CN 201320752028U CN 203527382 U CN203527382 U CN 203527382U
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- CN
- China
- Prior art keywords
- main bearing
- bearing cover
- engine
- swivel nut
- auxiliary mould
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- Expired - Fee Related
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses an auxiliary tool for a main bearing cover of an engine. The auxiliary tool comprises two support components and a connecting shaft, wherein each support component comprises a support head, a screw sleeve and a handle, wherein one end of each support head is provided with a bayonet which is adapted and clamped with the bottom surface of an air cylinder body; one end of each screw sleeve is connected to the other end of the corresponding support head through threads; a handle insertion hole is formed in the middle of each screw sleeve; the side surface of each handle insertion hole is provided with a locking pin hole which penetrates through the side wall of the corresponding screw sleeve; each of the two ends of the connecting shaft is respectively provided with a locking pin ring groove which is contracted inward; the two ends of the connecting shaft are respectively inserted into the inner ends of two screw sleeves; the two screw sleeves are axially connected by inserting locking pins into the locking pin holes and the locking pin ring grooves. According to the tool, the bottom surface of the air cylinder is unfolded before the main bearing cover is assembled and then the main bearing cover is mounted in place, so that the main bearing cover is positioned accurately in assembling, is convenient to mount and high in efficiency; iron scraps are prevented from falling into the engine when the main bearing cover is knocked, so that the cleanness of the overall engine is ensured, and the influence on the service life of the engine caused by engine strain and kinematic pair fault is avoided.
Description
Technical field
The utility model relates to engine art, particularly a kind of engine main bearing cover auxiliary mould.
Background technology
The bayonet fittings of the main beating cap of engine and cylinder block main bearing seat is a small amount of interference fit, cannot naturally be in place, during on-the-spot installation assembling main beating cap, be all the time rely on operator strike with a hammer main beating cap put in place after assembling.
But manually beat and main beating cap is installed easily when beaing, produces iron filings and drop to engine the inside, complete machine cleannes can not be guaranteed, cause engine to pull kinematic pair fault, affect engine life.In addition, because main beating cap is heavier, beat installation and easily cause main beating cap installation location inaccurate, and assembling labour intensity is large, inconvenient operation, efficiency of assembling is low.
Utility model content
The utility model is in order to overcome defect in above-mentioned prior art, provide a kind of simple and reasonable, after cylinder block bottom surface suitably being strutted before assembling main beating cap, again mainshaft cap is laid and put in place, improved the accurate positioning of main beating cap assembling, easy for installation, efficiency is high, produces iron filings and drop to engine the inside while having avoided beaing, and complete machine cleannes can not be guaranteed, cause engine to pull kinematic pair fault, affect the engine main bearing cover auxiliary mould of engine life.
For achieving the above object, according to the utility model, provide a kind of engine main bearing cover auxiliary mould, comprising:
Two supporting components, comprise respectively: fastener, swivel nut and handle, and one end of fastener has the bayonet socket with the adaptive clamping in cylinder block bottom surface; One end of swivel nut is screwed to the other end of fastener, and its middle part offers handle patchhole, and the side opening of handle patchhole is provided with the lock pin holes that runs through swivel nut sidewall;
Connecting axle, its two ends have respectively the stop pin annular groove that inwardly receive in footpath, and during assembling, the inner of two swivel nuts is inserted respectively at connecting axle two ends, and by stop pin, inserts lock pin holes and with stop pin annular groove, two swivel nuts are axially connected.
In technique scheme, bayonet socket comprises: cylinder block bottom surface side supporting surface and tool locating top supporting surface.
In technique scheme, one end of fastener has closely-pitched external screw thread, and one end of swivel nut has the internal thread being spirally connected with closely-pitched external screw thread adaptation.
In technique scheme, handle patchhole is opened in swivel nut middle part, and intersects at end face direction across.
In technique scheme, during use, by handle, distinguish rotation two swivel nuts separately, or counter-rotate two swivel nuts simultaneously.
Compared with prior art, the utlity model has following beneficial effect: this engine main bearing cover auxiliary mould is simple and reasonable, after cylinder block bottom surface suitably being strutted before assembling main beating cap, again mainshaft cap is laid and put in place, improved the accurate positioning of main beating cap assembling, easy for installation, efficiency is high, produces iron filings and drop to engine the inside while having avoided beaing, and complete machine cleannes can not be guaranteed, cause engine to pull kinematic pair fault, affect engine life.
Accompanying drawing explanation
Fig. 1 is the use structural representation of engine main bearing cover auxiliary mould of the present utility model;
Fig. 2 is the left fastener structural representation of engine main bearing cover auxiliary mould of the present utility model;
Fig. 3 is the left screw bushing structure schematic diagram of engine main bearing cover auxiliary mould of the present utility model;
Fig. 4 is the connecting axle structure schematic diagram of engine main bearing cover auxiliary mould of the present utility model;
Description of reference numerals:
The left fastener of 1-, 11-side supporting surface, 12-top supporting surface, 13-external screw thread, the left swivel nut of 2-, 21-handle patchhole, 22-lock pin holes, 3-handle, 4-connecting axle, 41-stop pin annular groove, 5-stop pin, 6-cylinder block, 7-main beating cap.
The specific embodiment
Below in conjunction with accompanying drawing, a specific embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subject to the restriction of the specific embodiment.It will be appreciated that, mentioned in following embodiment of the present utility model " on ", D score, " left side ", " right side ", " front " and " reverse side " all take the direction shown in each figure as benchmark, these words that are used for limiting direction are only used to be convenient to explanation, do not represent the restriction to the concrete technical scheme of the utility model.
Engine main bearing cover auxiliary mould of the present utility model is simple and reasonable, after cylinder block bottom surface suitably being strutted before assembling main beating cap, again mainshaft cap is laid and put in place, improved the accurate positioning of main beating cap assembling, easy for installation, efficiency is high, while having avoided beaing, produce iron filings and drop to engine the inside, complete machine cleannes can not be guaranteed, cause engine to pull kinematic pair fault, affect engine life.
Detailed description by way of example but unrestriced mode has illustrated the disclosure, should be understood that various aspect of the present disclosure can be by independent realization or the realization of being combined with other aspects below.This description clearly enables those skilled in the art to manufacture and uses us to believe for new and non-obvious improvement, describe some embodiment, alternative, modification, alternative and system applies, comprised the current best mode that is considered to carry out the utility model principle of describing in this description.When describing element or feature and/or embodiment, titled with " one " " one " " be somebody's turn to do " and " described ", be intended to expression and there are one or more in element or feature.Term " comprises " that " comprising " and " having " is intended to is comprising property, and also has extra element or feature beyond being illustrated in those specifically described elements or feature.
As shown in Figure 1, the concrete structure of this engine main bearing cover auxiliary mould comprises: left support assembly and right support assembly, and the connecting axle that connects this left support assembly and right support assembly, wherein, the Telescopic rod structure that left support assembly and right support component application are threaded suitably struts cylinder block bottom surface before main beating cap in assembling, and mainshaft cap is laid after putting in place and from cylinder block bottom surface, unclamped taking-up again.Improved the accurate positioning of main beating cap assembling, easy for installation, efficiency is high, produces iron filings and drop to engine the inside while having avoided beaing, and complete machine cleannes can not be guaranteed, causes the engine to pull kinematic pair fault, affects engine life.
Left support assembly is identical with the structure of right support assembly, is laid in respectively the two ends of this engine main bearing cover auxiliary mould.Take left support assembly as example, and its concrete structure comprises: left fastener 1, left swivel nut 2 and handle 3, and as shown in Figure 2, left fastener 1 is shaft-like, and outer end has the bayonet socket with the adaptive clamping in cylinder block bottom surface, and bayonet socket comprises: side supporting surface 11 and top supporting surface 12.Top supporting surface 12 is for being positioned at cylinder block bottom surface by this engine main bearing cover auxiliary mould, and side supporting surface 11 is for strutting cylinder block bottom surface.The inner of left fastener 1 has closely-pitched external screw thread 13.As shown in Figure 3, one end of left swivel nut 2 has the internal thread that external screw thread 13 adaptations with left fastener 1 are spirally connected, the other end has connecting axle and inserts port, and middle part offers the handle patchhole 21 that end face direction becomes right-angled intersection, and handle 3 is and adaptive insert shaft-like of handle patchhole 21.The side opening of handle patchhole 21 is provided with the lock pin holes 22 that runs through left swivel nut 2 sidewalls.
As shown in Figure 4, the two ends of connecting axle 4 have respectively the stop pin annular groove 41 that inwardly receive in footpath, during assembling, first left fastener 1 is connected by fine thread with left swivel nut 2, right fastener and right swivel nut are also connected by fine thread, again the two ends of connecting axle 4 are inserted respectively to the inner of left swivel nut 2 and right swivel nut, and by two stop pins, 5 insertion lock pin holes 22 and stop pin annular groove 41, left swivel nut 2, right swivel nut are linked together, and by adjusting left fastener 1 and right fastener, make two left and right fastener bayonet sockets can put inner side, cylinder block bottom surface into.After adjustment completes, two handles 3 are inserted respectively in the corresponding handle patchhole of left swivel nut 2 and right swivel nut, just completed the assembling of this frock.
When the engine of assembling circulates main beating cap assembling post by operating line, mounted two the cover left fasteners 1 in two ends of this engine main bearing cover auxiliary mould and bayonet sockets of right fastener are in advance put into appropriate location inside cylinder block bottom surface, with two handles, the 3 left swivel nut 2 of rotation or right swivel nuts, or counter-rotate left swivel nut 2 and right swivel nut simultaneously, under threaded function, left fastener 1 or right fastener outwards strut, when cylinder block 6 bottom surfaces are strutted main beating cap 7 and can put in place smoothly and put on the bayonet socket of cylinder block main bearing seat by this frock after, strut rightabout with this frock again and rotate left swivel nut 2 or right swivel nut, unclamping this frock two covers takes out and puts well, so that next machine is used again, then assemble bolt of main bearing cap and tighten, complete the requirement of engine assembly main beating cap.
To sum up, this engine main bearing cover auxiliary mould is simple and reasonable, after cylinder block bottom surface suitably being strutted before assembling main beating cap, again mainshaft cap is laid and put in place, improved the accurate positioning of main beating cap assembling, easy for installation, efficiency is high, produces iron filings and drop to engine the inside while having avoided beaing, and complete machine cleannes can not be guaranteed, cause engine to pull kinematic pair fault, affect engine life.
Disclosed is above only several specific embodiment of the present utility model, and still, the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (5)
1. an engine main bearing cover auxiliary mould, is characterized in that, comprising:
Two supporting components, comprise respectively: fastener, swivel nut and handle, and one end of described fastener has the bayonet socket with the adaptive clamping in cylinder block bottom surface; One end of described swivel nut is screwed to the other end of described fastener, and its middle part offers handle patchhole, and the side opening of described handle patchhole is provided with the lock pin holes that runs through swivel nut sidewall;
Connecting axle, its two ends have respectively the stop pin annular groove that inwardly receive in footpath, during assembling, the inner that two swivel nuts are inserted respectively at described connecting axle two ends, and by stop pin, insert lock pin holes and with stop pin annular groove, two swivel nuts are axially connected.
2. engine main bearing cover auxiliary mould according to claim 1, is characterized in that: described bayonet socket comprises: cylinder block bottom surface side supporting surface and tool locating top supporting surface.
3. engine main bearing cover auxiliary mould according to claim 1, is characterized in that: one end of described fastener has closely-pitched external screw thread, and one end of described swivel nut has the internal thread being spirally connected with described closely-pitched external screw thread adaptation.
4. according to the engine main bearing cover auxiliary mould described in any one in claims 1 to 3, it is characterized in that: described handle patchhole is opened in swivel nut middle part, and intersects at end face direction across.
5. engine main bearing cover auxiliary mould according to claim 1, is characterized in that: during use, rotate separately respectively two swivel nuts, or counter-rotate two swivel nuts simultaneously by described handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320752028.1U CN203527382U (en) | 2013-11-25 | 2013-11-25 | Auxiliary tool for main bearing cover of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320752028.1U CN203527382U (en) | 2013-11-25 | 2013-11-25 | Auxiliary tool for main bearing cover of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203527382U true CN203527382U (en) | 2014-04-09 |
Family
ID=50413643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320752028.1U Expired - Fee Related CN203527382U (en) | 2013-11-25 | 2013-11-25 | Auxiliary tool for main bearing cover of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203527382U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160135A (en) * | 2017-06-28 | 2017-09-15 | 陕西柴油机重工有限公司 | The method that shelves are strutted is opened for diesel-engine body |
| CN108637722A (en) * | 2018-04-02 | 2018-10-12 | 安徽省康宇水电机械成套设备有限公司 | A kind of automobile axle lower thrust rod bearing processing tool |
| CN112428214A (en) * | 2020-11-09 | 2021-03-02 | 上海中船三井造船柴油机有限公司 | Tool and method for mounting main bearing cap of dual-fuel diesel engine base |
| CN113084492A (en) * | 2021-03-16 | 2021-07-09 | 上海中船三井造船柴油机有限公司 | Thrust device for mounting main bearing cap of marine low-speed diesel engine |
-
2013
- 2013-11-25 CN CN201320752028.1U patent/CN203527382U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160135A (en) * | 2017-06-28 | 2017-09-15 | 陕西柴油机重工有限公司 | The method that shelves are strutted is opened for diesel-engine body |
| CN107160135B (en) * | 2017-06-28 | 2020-09-18 | 陕西柴油机重工有限公司 | Method for opening diesel engine body |
| CN108637722A (en) * | 2018-04-02 | 2018-10-12 | 安徽省康宇水电机械成套设备有限公司 | A kind of automobile axle lower thrust rod bearing processing tool |
| CN112428214A (en) * | 2020-11-09 | 2021-03-02 | 上海中船三井造船柴油机有限公司 | Tool and method for mounting main bearing cap of dual-fuel diesel engine base |
| CN112428214B (en) * | 2020-11-09 | 2022-06-24 | 上海中船三井造船柴油机有限公司 | Tool and method for mounting main bearing cap of dual-fuel diesel engine base |
| CN113084492A (en) * | 2021-03-16 | 2021-07-09 | 上海中船三井造船柴油机有限公司 | Thrust device for mounting main bearing cap of marine low-speed diesel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20191125 |