CN203148630U - Diesel engine crankshaft crank arm inclined hole plugging quality detection apparatus - Google Patents
Diesel engine crankshaft crank arm inclined hole plugging quality detection apparatus Download PDFInfo
- Publication number
- CN203148630U CN203148630U CN 201320068457 CN201320068457U CN203148630U CN 203148630 U CN203148630 U CN 203148630U CN 201320068457 CN201320068457 CN 201320068457 CN 201320068457 U CN201320068457 U CN 201320068457U CN 203148630 U CN203148630 U CN 203148630U
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- CN
- China
- Prior art keywords
- crankshaft
- bent axle
- assembly
- diesel engine
- quality detection
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Abstract
The utility model relates to the field of large-scale diesel engine assembling, and especially relates to a quality detection apparatus for assembling of components of a large-scale diesel engine. The diesel engine crankshaft crank arm inclined hole plugging quality detection apparatus comprises a positioning device, a crankshaft support assembly, a testing stand assembly and bulkhead assemblies. The testing stand assembly is provided with a slide rail and a positioning seat; a slide apparatus of the crankshaft support assembly is arranged in the slide rail of the testing stand assembly; the crankshaft support assembly is equipped with a positioning pin cooperating with the positioning seat; a crankshaft is disposes on the testing stand assembly and supported by the crankshaft support assembly, so as to restrict axial motion of the crankshaft; the positioning device fixes the crankshaft; the bulkhead assemblies are respectively blocked at two ends of a crankshaft journal oil bore; and the bulkhead assembly at one end of the crankshaft journal oil bore is an oil-passing bulkhead, and the bulkhead assembly at the other end of the crankshaft journal oil bore is a seal bulkhead. The utility model greatly facilitates detection operation and station fixing, improves working environment of a large-scale engine factory, attenuates operation intensity of the workers and increases detection efficiency.
Description
Technical field
The utility model relates to large-scale diesel engine assembling field, relates in particular to a kind of large-scale diesel engine parts assembly quality pick-up unit.
Background technology
Bent axle is one of strength member of engine.During engine operation, main bearing journal and rod journal are used on the bearing shell with certain masterpiece, and relative motion at a high speed takes place, and relative motion has been arranged, and piece surface must produce friction, accelerated wear test.Therefore, in order to alleviate wearing and tearing, reduce frictional resistance, increase the service life, main bearing journal and rod journal and bearing shell matching surface must feed lubricating oil and be lubricated.
Load and speed of related movement that crankshaft main bearing, the connecting-rod bearing and camshaft bearing etc. are located to bear are bigger, need with certain pressure with oil delivery in the gap of rubbing surface, can form oil film and guarantee lubricated.
Diesel engine utilizes lubricating oil pump, and the lubricating oil that will have certain pressure is sent to friction surface continuously by the oil hole that the king journal on the bent axle and rod journal process.The quality of oil hole is to guarantee that lubricating oil arrives friction surface smoothly and guarantees lubricated key.
Crankshaft oil hole has several forms, but quovis modo, the king journal oilhole must communicate with the rod journal oilhole, need inclined hole that connects king journal oilhole and connecting rod oilhole of processing, for guaranteeing that lubricating oil enters from the king journal oilhole, only flow out from the rod journal oilhole, must be in the porch shutoff of crank arm inclined hole, seal, can the quality of shutoff quality is directly connected to diesel engine operate as normal, so need a kind of pick-up unit.Existing large-scale crankshaft oil hole shutoff quality testing this part, basic still blank, do not detect substantially after the assembling, be to adopt the stifled tool of C type if will detect.And large-scale bent axle is big because of diameter, and C type plug is being considered intensity, can be relatively heavier after the rigidity, and the difficulty of operation is very big.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of crankshaft of diesel engine crank arm inclined hole shutoff quality detection device, detect by large-scale bent axle being placed on the whole test platform assembly, greatly made things convenient for detection operation and station to fix, lower workman's operation requirement, improved detection efficiency.
The utility model is achieved in that a kind of crankshaft of diesel engine crank arm inclined hole shutoff quality detection device, comprise locating device, the bent axle supporting component, testing table assembly and plug assembly, described locating device is arranged on an end of testing table assembly, described testing table assembly is provided with slide rail and positioning seat, described bent axle supporting component is slidingly arranged on the slide rail of testing table assembly, the register pin that matches with positioning seat is housed on the bent axle supporting component, the bent axle supporting component is fixed on the diverse location of slide rail by different bent axle models, bent axle is placed on the testing table assembly and is supported by the bent axle supporting component, the axially-movable of restriction bent axle, the locating device fixed crankshaft, the restriction crankshaft rotating, described plug assembly gets lodged in the neck oilhole two ends of bent axle respectively, the plug assembly is logical oily plug at an end of maneton oilhole, and the other end is seal plug.
Described plug assembly comprises external tubing sub and seal bar, described external tubing sub and seal bar get lodged in the neck oilhole two ends of bent axle respectively, described external tubing sub and seal bar axially from the centre to both sides sealing gasket, arc-shaped pad, skidding and nut are housed in turn, O-ring seals all is housed in described skidding and the nut.
The material of described sealing gasket is polyurethane material.
Described locating device comprises driving lever, fastening screw, slip base and pulls pin, described slip base is contained on the guide rail, and described fastening screw is installed on the slip base, and fastening screw matches with flange hole on the bent axle, described driving lever is contained on the fastening screw, and described pulling pin is installed in the bottom of slip base.
Described bent axle supporting component comprises support, support wheel, roller, handgrip and register pin, described support is arranged on the slide rail of testing table assembly by roller, described support wheel is contained in the top braces bent axle of support, described register pin is contained on the support and matches with positioning seat, described handgrip control linkage register pin.
The utility model crankshaft of diesel engine crank arm inclined hole shutoff quality detection device can be placed on large-scale bent axle on the one whole test platform assembly and detect, and has greatly made things convenient for detection operation and station to fix; Locating device can stretch, the location of being convenient to workpiece with rise and fall; Plug adopts multi-layer sealed form, guarantees not leak under pressure, and prevents that by skidding the rotation of seal with O ring circle from having guaranteed sealing effectiveness; This pick-up unit has improved the working environment of big-block engine factory, has lowered workman's operation requirement, has improved detection efficiency.
Description of drawings
Fig. 1 is the structural representation of the utility model crankshaft of diesel engine crank arm inclined hole shutoff quality detection device;
Fig. 2 is the structural representation of locating device in the utility model;
Fig. 3 is the structural representation of bent axle supporting component in the utility model;
Fig. 4 is the structural representation of plug assembly in the utility model.
Among the figure: 1 locating device, 2 bent axle supporting components, 3 testing table assemblies, 4 plug assemblies, 5 bent axles, 11 driving levers, 12 fastening screws, 13 slip bases, 14 are pulled pin, 15 guide rails, 21 supports, 22 support wheels, 23 rollers, 24 handgrips, 25 register pins, 31 slide rails, 32 positioning seats, 41 external tubing subs, 42 seal bar, 43 sealing gaskets, 44 arc-shaped pads, 45 skidding, 46 nuts, 47 O-ring seals.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only are used for explanation the utility model and are not used in the scope of the present utility model that limits.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model statement, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
As shown in Figure 1, a kind of crankshaft of diesel engine crank arm inclined hole shutoff quality detection device, comprise locating device 1, bent axle supporting component 2, testing table assembly 3 and plug assembly 4, described locating device 1 is arranged on an end of testing table assembly 3, described testing table assembly 3 is provided with slide rail 31 and positioning seat 32, described bent axle supporting component 2 is slidingly arranged on the slide rail 31 of testing table assembly 3, the register pin 25 that matches with positioning seat 32 is housed on the bent axle supporting component 2, bent axle supporting component 2 can be on testing table assembly 3 the slidable adjustment position, the large-scale bent axle of different model is located in the above; Bent axle 5 is placed on the testing table assembly 3 and is supported by bent axle supporting component 2, locating device 1 fixed crankshaft 5, described plug assembly 4 gets lodged in the neck oilhole two ends of bent axle 5 respectively, plug assembly 4 is logical oily plug at an end of bent axle 5 neck oilholes, the other end is seal plug, after plug assembly 4 blocks up bent axle 5 neck oilholes upward, one end of logical oily plug is communicated with hydraulic oil, according to different bent axle models and different oil channel structures, select to use simultaneously a few cover plug devices, make the crankshaft oilway when detecting form loop with detecting oil circuit, and give to be pressurized to certain pressure, just can determine the quality of crank arm inclined hole shutoff.
As shown in Figure 4, plug assembly in the utility model can further describe into, described plug assembly 4 comprises external tubing sub 41 and seal bar 42, described external tubing sub 41 and seal bar 42 get lodged in the neck oilhole two ends of bent axle 5 respectively, described external tubing sub 41 and seal bar 42 axially from the centre to both sides sealing gasket 43, arc-shaped pad 44, skidding 45 and nut 46 are housed in turn, in described skidding 45 and the nut 46 O-ring seals 47 is housed; In the present embodiment, the material of described sealing gasket 43 is polyurethane material, sealing gasket 43 is the ground floor sealing, O-ring seals 47 is second layer sealing, for preventing that O-ring seals 47 from rotating damage in seal process, O-ring seals 47 is installed in skidding 45 and the nut 46, and skidding 45 does not rotatablely move and has only compressed and play sealing function when nut 46 is tightened.
As shown in Figure 2, locating device in the utility model can further describe into, described locating device 1 comprises driving lever 11, fastening screw 12, slip base 13 and pull pin 14, described slip base 13 is contained on the guide rail 15, described fastening screw 12 is installed on the slip base 13, fastening screw 12 matches with flange hole on the bent axle 5, by driving lever 11 controls fastening screw 12 is inserted in the hole of crankshaft flange, prevent that bent axle from rotating, described driving lever 11 is contained on the fastening screw 12, described 14 bottoms that are installed in slip base 13 of pulling pin, extracting the 14 back slip bases 13 of pulling pin can be mobile at guide rail 15, can abdicate the more space distance when needing and make things convenient for bent axle 5 rising and falling on testing table assembly 3.
As shown in Figure 3, bent axle supporting component in the utility model can further describe into, described bent axle supporting component 2 comprises support 21, support wheel 22, roller 23, handgrip 24 and register pin 25, described support 21 is arranged on the slide rail 31 of testing table assembly 3 by roller 23, described support wheel 22 is contained in the top braces bent axle 5 of support 21, described register pin 25 is contained on the support 21 and matches with positioning seat 32, described handgrip 24 control linkage register pins 25; Can control register pin 25 by handgrip 24, register pin 25 pulls up, bent axle supporting component 2 can along with roller 23 on the slide rail 31 of testing table assembly 3 according to different bent axle model shift positions, move to when bent axle supporting component 2 and put down handgrip 24 near the positioning seat 32 that needs the location and make register pin 25 insert positioning seats 32 can to locate.
Claims (5)
1. crankshaft of diesel engine crank arm inclined hole shutoff quality detection device, it is characterized in that: comprise locating device (1), bent axle supporting component (2), testing table assembly (3) and plug assembly (4), described locating device (1) is arranged on an end of testing table assembly (3), described testing table assembly (3) is provided with slide rail (31) and positioning seat (32), described bent axle supporting component (2) is slidingly arranged on the slide rail (31) of testing table assembly (3), the register pin (25) that matches with positioning seat (32) is housed on the bent axle supporting component (2), bent axle (5) is placed on testing table assembly (3) and is upward supported by bent axle supporting component (2), locating device (1) fixed crankshaft (5), described plug assembly (4) gets lodged in the neck oilhole two ends of bent axle (5) respectively, plug assembly (4) is logical oily plug at an end of bent axle (5) neck oilhole, and the other end is seal plug.
2. crankshaft of diesel engine crank arm inclined hole shutoff quality detection device as claimed in claim 1, it is characterized in that: described plug assembly (4) comprises external tubing sub (41) and seal bar (42), described external tubing sub (41) and seal bar (42) get lodged in the neck oilhole two ends of bent axle (5) respectively, described external tubing sub (41) and seal bar (42) axially from the centre to both sides sealing gasket (43), arc-shaped pad (44), skidding (45) and nut (46) are housed in turn, in described skidding (45) and the nut (46) O-ring seals (47) is housed all.
3. crankshaft of diesel engine crank arm inclined hole shutoff quality detection device as claimed in claim 2, it is characterized in that: the material of described sealing gasket (43) is polyurethane material.
4. crankshaft of diesel engine crank arm inclined hole shutoff quality detection device as claimed in claim 1, it is characterized in that: described locating device (1) comprises driving lever (11), fastening screw (12), slip base (13) and pull pin (14), described slip base (13) is contained on the guide rail (15), described fastening screw (12) is installed on the slip base (13), fastening screw (12) matches with flange hole on the bent axle (5), described driving lever (11) is contained on the fastening screw (12), and described pulling pin (14) is installed in the bottom of slip base (13).
5. crankshaft of diesel engine crank arm inclined hole shutoff quality detection device as claimed in claim 1, it is characterized in that: described bent axle supporting component (2) comprises support (21), support wheel (22), roller (23), handgrip (24) and register pin (25), described support (21) is arranged on the slide rail (31) of testing table assembly (3) by roller (23), described support wheel (22) is contained in the top braces bent axle (5) of support (21), described register pin (25) is contained in support (21) and upward matches described handgrip (24) control linkage register pin (25) with positioning seat (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068457 CN203148630U (en) | 2013-02-06 | 2013-02-06 | Diesel engine crankshaft crank arm inclined hole plugging quality detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068457 CN203148630U (en) | 2013-02-06 | 2013-02-06 | Diesel engine crankshaft crank arm inclined hole plugging quality detection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203148630U true CN203148630U (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320068457 Expired - Fee Related CN203148630U (en) | 2013-02-06 | 2013-02-06 | Diesel engine crankshaft crank arm inclined hole plugging quality detection apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203148630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630303A (en) * | 2013-11-29 | 2014-03-12 | 重庆顺多利机车有限责任公司 | Motorcycle crankshaft oil passage airtightness detector |
| CN105157981A (en) * | 2015-10-16 | 2015-12-16 | 青岛德盛机械制造有限公司 | Crankshaft oil way connectivity detection apparatus |
-
2013
- 2013-02-06 CN CN 201320068457 patent/CN203148630U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630303A (en) * | 2013-11-29 | 2014-03-12 | 重庆顺多利机车有限责任公司 | Motorcycle crankshaft oil passage airtightness detector |
| CN105157981A (en) * | 2015-10-16 | 2015-12-16 | 青岛德盛机械制造有限公司 | Crankshaft oil way connectivity detection apparatus |
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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: 20130821 Termination date: 20210206 |