CN205426428U - Engine cylinder lid leak testing frock - Google Patents
Engine cylinder lid leak testing frock Download PDFInfo
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- CN205426428U CN205426428U CN201620146459.7U CN201620146459U CN205426428U CN 205426428 U CN205426428 U CN 205426428U CN 201620146459 U CN201620146459 U CN 201620146459U CN 205426428 U CN205426428 U CN 205426428U
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- seat
- intake duct
- engine cylinder
- air intake
- exhaust duct
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Abstract
The utility model relates to the field of engine technology, concretely relates to engine cylinder lid leak testing frock, comprising a base plate. The bottom plate middle part is equipped with tip fixing base, combustion chamber sealing member and main aspects fixing base from a left side to the right side in proper order, the left side of main aspects fixing base is equipped with big end seal, still including establish the exhaust passage fixing base in the middle of the bottom plate front portion with establish the intake duct fixing base in the middle of the bottom plate rear portion, the rear side of exhaust passage fixing base transversely is equipped with a plurality of exhaust passage sealing member, the front side of intake duct fixing base transversely is equipped with a plurality of intake duct sealing member, still include the upper end fixing base with the equipment of leakage fixed connection, upper end bleacher is above the middle part of bottom plate. The utility model discloses direct carrying out leak testing to engine cylinder lid blank, solving the problem that the relevant equipment of tradition needs just can carry on behind the machining leak testing, the machining cost of avoiding the engine cylinder lid to lead to the fact if any leaking is extravagant, simple structure, it is with low costs.
Description
Technical field
This utility model relates to technical field of engines, is specifically related to a kind of engine cylinder cover Leak Detection frock.
Background technology
Engine cylinder cover belongs to the kernel component of electromotor, and relatively big to the performance impact of electromotor, wherein engine cylinder cover is higher to sealing requirements.Engine cylinder cover blank typically uses low pressure or gravitational casting molding, aluminium alloy temperature anomaly, die venting problem, core fracture, feeding is not enough etc. to be all likely to result in the water channel of engine cylinder cover, air flue or oil duct leakage, cause product defective at present.The associated leaks detection equipment used at present is installed in machine and adds workshop, is only applicable to the Leak Detection of the engine cylinder cover of major part hole and surface the most completion of processing and it needs to install the accessory such as conduit or seat ring on engine cylinder lid.Once detect that engine cylinder cover leaks, then cause the waste of processing cost.
Seldom there is the leakage detection equipment for engine cylinder cover blank present stage, and existing relevant device cannot be directly used to detect engine cylinder cover blank, therefore, it is necessary to design a kind of leakage detection equipment being applicable to engine cylinder cover blank.
Summary of the invention
The purpose of this utility model is to provide a kind of engine cylinder cover Leak Detection frock, for the Leak Detection of engine cylinder cover blank.
A kind of engine cylinder cover Leak Detection frock described in the utility model, including base plate；It is sequentially provided with small end in the middle part of described base plate from left to right and fixes seat, combustion chamber seal and the fixing seat of big end；The upper surface of described combustion chamber seal is provided with several combustion chamber sealing circles；The left side that described big end fixes seat is provided with big end seal, the left surface of described big end seal is provided with holds greatly sealing ring, right surface and the left end being threaded in big the 3rd bolt held on fixing seat are close to, and are provided with water channel/oil duct air-filled pore on described big end seal.
Also include being located at the exhaust duct in the middle of pan front fix seat and be located at the air intake duct in the middle of bottom rear and fix seat；Described exhaust duct is fixed the posterior lateral of seat and is provided with several exhaust duct sealing members, it is designed with exhaust duct sealing ring on the rear surface of several exhaust duct sealing members described, front surface is connected to exhaust duct and fixes that the rear end of several the second bolts on seat is corresponding to be close to horizontal thread, and is respectively equipped with the corresponding air flue air-filled pore connected on several exhaust duct sealing members described with several second bolts；Described air intake duct is fixed the front side of seat and is transversely provided with several air intake duct sealing members, being designed with air intake duct sealing ring on the front surface of several air intake duct sealing members described, rear surface is connected to air intake duct and fixes that the front end of several the first bolts on seat is corresponding to be close to horizontal thread.
Also including that fixing the upper end being connected with leakage equipment fixes seat, fixed seating, described upper end is above the middle part of base plate.
Further, described combustion chamber seal is bolted to connection with base plate；Seat fixed by described exhaust duct, air intake duct fixes seat, small end fixes seat and the fixing seat of big end is the most L-shaped, and its underpart all pass through bolt and fixed with base plate and be connected.
Further, described exhaust duct sealing member, air intake duct sealing member, big end seal and combustion chamber seal respectively with the exhaust duct of engine cylinder cover, air intake duct, big end and combustor corresponding matching；Described small end fixes seat and upper end is fixed seat location corresponding with the small end of end cover of engine and upper end respectively and contacted.
This utility model directly carries out Leak Detection to engine cylinder cover blank, the problem solving to carry out Leak Detection after tradition relevant device needs machining, it is to avoid the machining cost waste that engine cylinder cover causes if any leakage；Simple in construction, low cost.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Fig. 2 is air intake duct sealing member schematic diagram.
Fig. 3 is combustion chamber seal schematic diagram.
Fig. 4 is exhaust duct sealing member and the second bolt scheme of installation.
Fig. 5 is big end seal and the 3rd bolt scheme of installation.
In figure: 1-air intake duct sealing ring, 2-air intake duct sealing member, 3-the first bolt, 4-air intake duct fixes seat, 5-base plate, 6-small end fixes seat, 7-combustion chamber sealing circle, 8-combustion chamber seal, 9-exhaust duct sealing ring, 10-exhaust duct sealing member, 11-the second bolt, 12-air flue air-filled pore, seat fixed by 13-exhaust duct, 14-hold greatly sealing ring, 15-big end seal, 16-water channel/oil duct air-filled pore, 17-the three bolt, the fixing seat of 18-big end, seat is fixed in 19-upper end.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
See a kind of engine cylinder cover Leak Detection frock shown in Fig. 1 to Fig. 5, including base plate 5；Being bolted combuster sealing member 8 in the middle part of described base plate 5, the upper surface of described combustion chamber seal 8 is provided with four combustion chamber sealing circles 7.
Being provided with L-shaped small end in the middle of the left part of described base plate 5 and fix seat 6, described small end is fixed the bottom of seat 6 and is connected by bolt is fixing with base plate 5.
Being provided with the L-shaped fixing seat 18 of big end in the middle of the right part of described base plate 5, described big end is fixed the bottom of seat 18 and is connected by bolt is fixing with base plate 5；The left side that described big end fixes seat 18 is provided with big end seal 15, the left surface of described big end seal 15 is provided with big end sealing ring 14, right surface and the left end being threaded in big the 3rd bolt 17 held on fixing seat 18 are close to, and are provided with water channel/oil duct air-filled pore 16 on described big end seal 15.
Anteriomedial at described base plate 5 is provided with L-shaped exhaust duct and fixes seat 13, and described exhaust duct is fixed the bottom of seat 13 and is connected by bolt is fixing with base plate 5；Described exhaust duct is fixed the posterior lateral of seat 13 and is provided with four exhaust duct sealing members 10, it is designed with exhaust duct sealing ring 9 on the rear surface of described four exhaust duct sealing members 10, front surface is connected to exhaust duct and fixes that the rear end of four the second bolts 11 on seat 13 is corresponding to be close to horizontal thread, and is respectively equipped with the corresponding air flue air-filled pore 12 connected on described four exhaust duct sealing members 10 with four the second bolts 11.
Being provided with L-shaped air intake duct in the middle of the rear portion of described base plate 5 and fix seat 4, described air intake duct is fixed the bottom of seat 4 and is connected by bolt is fixing with base plate 5；Described air intake duct is fixed the front side of seat 4 and is transversely provided with four air intake duct sealing members 2, being designed with air intake duct sealing ring 1 on the front surface of described four air intake duct sealing members 2, rear surface is connected to air intake duct and fixes that the front end of four the first bolts 3 on seat 4 is corresponding to be close to horizontal thread.
Also including that fixing the upper end being connected with leakage equipment fixes seat 19, described upper end is fixed seat 19 and is positioned at above the middle part of described base plate 5.
During engine cylinder cover Leak Detection, first engine cylinder cover to be detected is positioned on combustion chamber seal 8, the combustor of engine cylinder cover and combustion chamber seal 8 corresponding matching, make big end seal 15 again, exhaust duct sealing member 10 and air intake duct sealing member 2 are held with the big of engine cylinder cover respectively, exhaust duct and air intake duct corresponding matching, meanwhile, small end is fixed the toe contact of seat 6 and engine cylinder cover and is positioned, tighten the 3rd bolt 17 the most respectively, second bolt 11 and the first bolt 3 i.e. complete the big end to engine cylinder cover, exhaust duct and the sealing of air intake duct, last upper end is fixed seat 19 and is positioned with the decline of leakage equipment the upper-end contact with engine cylinder cover, i.e. complete the location sealing to engine cylinder cover.
Be filled with the compressed air of certain pressure from described air flue air-filled pore 12, after keeping 30 seconds, leakage equipment automatically reads leakage value and judges that air flue is the most qualified, releases air flue detection pressure, if defective, stops operation, and product is defective part；If qualified, then it is filled with the compressed air of certain pressure from water channel/oil duct air-filled pore 16, after keeping 30 seconds, leakage equipment automatically reads leakage value and judges that water channel/oil duct is the most qualified, releasing water channel/oil duct detection pressure, if defective, stop operation, product is judged to defective part；If qualified, product is judged to pieces O.K..
Finally, described upper end is fixed seat 19 and is risen with letting out inspection equipment, turn on the 3rd bolt the 17, second bolt 11 and first the most respectively and tight a bolt 3, take out engine cylinder cover, and print " qualified " or " defective " labelling according to testing result engine cylinder cover fixed position after sensing, carry out next round operation.
Embodiment described above is only to be described preferred implementation of the present utility model; not scope of the present utility model is defined; on the premise of without departing from this utility model design spirit; various deformation that the technical solution of the utility model is made by those of ordinary skill in the art and improvement, all should fall in the protection domain that this utility model claims determine.
Claims (3)
1. an engine cylinder cover Leak Detection frock, including base plate (5)；It is characterized in that: described base plate (5) middle part is sequentially provided with small end from left to right and fixes seat (6), combustion chamber seal (8) and the fixing seat (18) of big end；The upper surface of described combustion chamber seal (8) is provided with several combustion chamber sealing circles (7)；Described big end is fixed the left side of seat (18) and is provided with big end seal (15), the left surface of described big end seal (15) is provided with holds greatly sealing ring (14), right surface and the left end being threaded in big the 3rd bolt (17) held on fixing seat (18) are close to, and are provided with water channel/oil duct air-filled pore (16) on described big end seal (15)；
Also include being located at the exhaust duct of base plate (5) anteriomedial fix seat (13) and be located at the air intake duct in the middle of base plate (5) rear portion and fix seat (4)；Described exhaust duct is fixed the posterior lateral of seat (13) and is provided with several exhaust duct sealing members (10), it is designed with exhaust duct sealing ring (9) on the rear surface of several exhaust duct sealing members (10) described, front surface is connected to exhaust duct and fixes that the rear end of several the second bolts (11) on seat (13) is corresponding to be close to horizontal thread, and is respectively equipped with the corresponding air flue air-filled pore (12) connected on several exhaust duct sealing members (10) described with several second bolts (11)；Described air intake duct is fixed the front side of seat (4) and is transversely provided with several air intake duct sealing members (2), being designed with air intake duct sealing ring (1) on the front surface of several air intake duct sealing members (2) described, rear surface is connected to air intake duct and fixes that the front end of several the first bolts (3) on seat (4) is corresponding to be close to horizontal thread；
Also including that fixing the upper end being connected with leakage equipment fixes seat (19), described upper end is fixed seat (19) and is positioned at above the middle part of base plate (5).
Engine cylinder cover Leak Detection frock the most according to claim 1, it is characterised in that: described combustion chamber seal (8) is bolted to connection with base plate (5)；
Seat (13) fixed by described exhaust duct, air intake duct fixes seat (4), small end fixes seat (6) and the fixing seat (18) of big end is the most L-shaped, and its underpart all pass through bolt and fixed with base plate (5) and be connected.
Engine cylinder cover Leak Detection frock the most according to claim 1 and 2, it is characterised in that: described exhaust duct sealing member (10), air intake duct sealing member (2), big end seal (15) and combustion chamber seal (8) respectively with the exhaust duct of engine cylinder cover, air intake duct, big end and combustor corresponding matching；Described small end fixes seat (6) and upper end is fixed seat (19) location corresponding with the small end of end cover of engine and upper end respectively and contacted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620146459.7U CN205426428U (en) | 2016-02-26 | 2016-02-26 | Engine cylinder lid leak testing frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620146459.7U CN205426428U (en) | 2016-02-26 | 2016-02-26 | Engine cylinder lid leak testing frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205426428U true CN205426428U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620146459.7U Active CN205426428U (en) | 2016-02-26 | 2016-02-26 | Engine cylinder lid leak testing frock |
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| CN (1) | CN205426428U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318195A (en) * | 2018-04-23 | 2018-07-24 | 海纳川（滨州）轻量化汽车部件有限公司 | Engine cylinder cover air-tightness automatic checkout equipment |
| CN108760171A (en) * | 2018-05-25 | 2018-11-06 | 江西新德合汽配有限责任公司 | Cylinder cap detection device and its cylinder cap detection method |
| CN108918032A (en) * | 2018-05-15 | 2018-11-30 | 哈尔滨工业大学 | Air tightness detecting device of engine cylinder head |
-
2016
- 2016-02-26 CN CN201620146459.7U patent/CN205426428U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318195A (en) * | 2018-04-23 | 2018-07-24 | 海纳川（滨州）轻量化汽车部件有限公司 | Engine cylinder cover air-tightness automatic checkout equipment |
| CN108918032A (en) * | 2018-05-15 | 2018-11-30 | 哈尔滨工业大学 | Air tightness detecting device of engine cylinder head |
| CN108760171A (en) * | 2018-05-25 | 2018-11-06 | 江西新德合汽配有限责任公司 | Cylinder cap detection device and its cylinder cap detection method |
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