CN102935584B - Method for machining oil distributor shell - Google Patents
Method for machining oil distributor shell Download PDFInfo
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- CN102935584B CN102935584B CN201210475729.5A CN201210475729A CN102935584B CN 102935584 B CN102935584 B CN 102935584B CN 201210475729 A CN201210475729 A CN 201210475729A CN 102935584 B CN102935584 B CN 102935584B
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- endoporus
- bearing shell
- correction tape
- face
- low pressure
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Abstract
The invention discloses a method for machining an oil distributor shell, belonging to the technical field of machining oil distributors. The method comprises the following steps of providing the oil distributor shell to be opened, wherein the oil distributor shell comprises a low-pressure shell, a bearing shell and a box body; carrying out finish-machining on an inner hole in one end of a box body, an inner hole correcting belt and an end surface correcting belt on the bearing shell; carrying out finish-machining on an inner hole in the other end of the box body, an inner hole correcting belt and an end surface correcting belt on the low-pressure shell; machining inner holes in the two ends of the bearing shell and the low-voltage shell on site according to the inner hole correcting belts and the end surface correcting belts; and repeatedly mounting the machined bearing shell and the low-voltage shell in the box body. According to the method for machining the oil distributor shell, disclosed by the invention, the end surface correcting belts and the inner hole correcting belts are machined on the box body before the inner holes of the low-pressure shell and the bearing shell are machined, and the inner holes of the low-pressure shell and the bearing shell are machined according to the end surface correcting belts and the inner hole correcting belts on site so that the coaxiality and the verticality of the machined inner hole are ensured and the machining quality of the inner hole is improved.
Description
Technical field
The present invention relates to oil distributor manufacturing technology field, particularly a kind of processing method of oil distributor housing.
Background technology
Adjustable pitch propeller is comprised of the five large parts such as blade, propeller hub mechanism, oil distributor, hydraulic system and electronic remote control system or system.Therefore, oil distributor is the indispensable important component part of adjustable pitch propeller.Oil distributor, according to the difference of installation site, can be divided into shaft-type oil distributor and gear-box front end oil distributor; Shaft-type oil distributor is divided into again whole distribution oil ring formula and segmented seal ring type according to structure.
At present, for meeting the demand of certain type pitch propeller device to shaft-type oil distributor, designed a kind of oil distributor that adopts segmented seal ring type structure, this oil distributor comprises: upper box, lower box, oil distribution shaft, be set in high pressure sealing ring on oil distribution shaft and low pressure sealing ring, with the rigidly connected pressure-bearing shell of lower box and low pressure housing, oil distribution shaft two ends rely on bearing to be arranged on upper and lower casing, and high pressure sealing ring and low pressure sealing ring are arranged on respectively in pressure-bearing shell and low pressure housing.
Existing shaft-type oil distributor processing method comprises two kinds: method one is first the endoporus of casing, low pressure housing and pressure-bearing shell to be processed respectively, then itself and upper lower box is fixed with alignment pin.Method two is first low pressure housing and pressure-bearing shell and casing to be assembled, then perforate.
In realizing process of the present invention, inventor finds that prior art at least exists following problem:
Due to the strict specification requirement of this oil distributor structure, the processing method of existing shaft-type oil distributor has been not suitable with the requirement of this oil distributor, is difficult to guarantee the crudy of product, and main cause is:
One,, for method one, because the casing of this kind of oil distributor reaches 1100mm, be difficult to guarantee that the endoporus axiality of above-mentioned casing, low pressure housing and pressure-bearing shell is not more than 0.05mm, and the perpendicularity of endoporus axle center and sealing ring is not more than 0.05mm.
Two,, for method two, because low pressure housing and pressure-bearing shell one have four sections of endoporus, if processing together with low pressure housing is assembled with pressure-bearing shell simultaneously, so two sections of middle endoporus cannot be processed; If low pressure housing and pressure-bearing shell assemble at twice, during endoporus between work in-process, need to from the casing endoporus of opposite side, stretch out knife bar and carry out, because knife bar extension elongation is long, be difficult to guarantee inner hole precision.
Summary of the invention
In order to solve the problem of prior art, the embodiment of the present invention provides a kind of processing method of oil distributor housing.Described technical scheme is as follows:
The embodiment of the present invention provides a kind of processing method of oil distributor housing, and described method comprises:
The oil distributor housing for the treatment of perforate is provided, described oil distributor housing comprises low pressure housing, pressure-bearing shell and casing, described casing comprises lower box and is removably mounted on the upper box on described lower box, on described upper box and described lower box, correspondence is provided with cavity, and described low pressure housing and described pressure-bearing shell are arranged in described cavity successively along the centerline direction of described casing;
Described in fine finishining, the endoporus of one end of casing puts in place, and the endoporus of the one end by described casing processes the first end face correction tape and the first endoporus correction tape in one end of described pressure-bearing shell; Described the first endoporus correction tape is circular groove, and described the first end face correction tape is annular groove, and the degree of depth of described circular groove is greater than the degree of depth of described annular groove, and the center line of described the first endoporus correction tape and described the first end face correction tape overlaps;
Described in fine finishining, the endoporus of the other end of casing puts in place, and the endoporus of the other end by described casing processes the second end correction band and the second endoporus correction tape in one end of described low pressure housing; Described the second endoporus correction tape is circular groove, and described the second end correction band is annular groove, and the degree of depth of described circular groove is greater than the degree of depth of described annular groove, and the center line of described the second endoporus correction tape and described the second end correction band overlaps;
Pull down described low pressure housing and described pressure-bearing shell, the endoporus of processing described pressure-bearing shell two ends according to described the first end face correction tape and described the first endoporus correction tape on lathe puts in place, and the endoporus of processing described low pressure housing two ends according to described the second end correction band and described the second endoporus correction tape on lathe puts in place;
The pressure-bearing shell processing and low pressure housing are reinstalled in described casing.
Wherein, the described endoporus of processing described pressure-bearing shell two ends according to the first end face correction tape and the first endoporus correction tape on lathe puts in place, comprising:
Lathe on described pressure-bearing shell is processed, clamp one end cylindrical of undressed described the first end face correction tape on described pressure-bearing shell, proofreading and correct described the first endoporus correction tape and the first end face correction tape beats, make its jitter values meet technological requirement, processing belt has endoporus and the end face of one end of described first end face correction tape; By described pressure-bearing shell tune, described pressure-bearing shell has been processed to described endoporus and end face one end and lathe end face of flange and developed, proofread and correct the endoporus circularity of having processed, make it meet technological requirement, then process other end endoporus and end face.
Wherein, the described endoporus of processing described low pressure housing two ends according to the second end correction band and the second endoporus correction tape on lathe puts in place, comprising:
Lathe on described low pressure housing is processed, clamp one end cylindrical of undressed described the second end correction band on described low pressure housing, proofreading and correct described the second endoporus correction tape and the second end correction band beats, make its jitter values meet technological requirement, processing belt has endoporus and the end face of one end of described the second end correction band; By described low pressure housing tune, described low pressure housing has been processed to described endoporus and end face one end and lathe end face of flange and developed, proofread and correct the endoporus circularity of having processed, make it meet technological requirement, then process other end endoporus and end face.
Further, the described pressure-bearing shell processing and low pressure housing are reinstalled in after described casing, adjust described casing with respect to the position of lathe, make described tank ends inner hole centreline parallel with machine tool chief axis, proofread and correct described tank ends endoporus and end face, it is beated and meet technological requirement.
Further, the described tank ends endoporus of take is benchmark, checks the axiality of described low pressure housing and described pressure-bearing shell endoporus and tank ends endoporus, and drags along endoporus axis direction the perpendicularity that main shaft checks its endoporus bus.
Further, described method also comprises:
Described in assembling, treat the oil distributor housing of perforate.
Further, treat the oil distributor housing of perforate described in described assembling, comprising:
By described, treat that the pressure-bearing shell of perforate and low pressure housing are arranged in described lower box, the Hough surface jitter of proofreading and correct described lower box is not more than 0.1mm, and described upper box and described lower box is sealed.
Further, described method also comprises:
Before the endoporus of the other end of casing described in fine finishining puts in place, work table rotation 180 degree that will processing use.
Further, the rotating accuracy of described workbench is less than 10 ".
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
Before the endoporus at processing low pressure housing and pressure-bearing shell, be assembled to and on casing, process end correction band and endoporus correction tape, then according to end correction band and endoporus correction tape processing low pressure housing and pressure-bearing shell endoporus, put in place, the endoporus axiality and the perpendicularity that process are all guaranteed, have improved the crudy of endoporus.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is a kind of structural representation of oil distributor;
Fig. 2 is the structural representation of the oil distributor housing of oil distributor shown in Fig. 1;
Fig. 3 is the elevation cross-sectional view of the housing of oil distributor shown in Fig. 2;
Fig. 4 is the side cutaway view of the housing of oil distributor shown in Fig. 2;
Fig. 5 is the structure for amplifying schematic diagram of I part in Fig. 2;
Fig. 6 is the main TV structure schematic diagram of low pressure housing;
Fig. 7 is the plan structure schematic diagram of low pressure housing;
Fig. 8 is the main TV structure schematic diagram of pressure-bearing shell;
Fig. 9 is the plan structure schematic diagram of pressure-bearing shell;
Figure 10 is the oil distributor processing method flow chart that the embodiment of the present invention one provides.
The specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
First by reference to the accompanying drawings the structure of this oil distributor is briefly described below, referring to Fig. 1-Fig. 4, oil distributor comprises: upper box 1A, lower box 1B, oil distribution shaft 2, be set in low pressure sealing ring on oil distribution shaft 23 and high pressure sealing ring 4, with the rigidly connected low pressure housing 5 of lower box 1B and pressure-bearing shell 6, oil distribution shaft 2 two ends rely on bearing 7 to be arranged on casing 1, and high pressure sealing ring 4 and low pressure sealing ring 3 are arranged on respectively pressure-bearing shell 6 and low pressure housing interior 5; Wherein, high pressure sealing ring 4 is identical with low pressure sealing ring 3 structures, and role is different.In hydraulic circuit, 4 pairs of high-pressure oil passages of high pressure sealing ring carry out mechanical seal, and 3 pairs of low pressure oil ways of low pressure sealing ring carry out mechanical seal.Upper box 1A, lower box 1B, low pressure housing 5 and pressure-bearing shell 6 have formed the present invention's oil distributor housing to be processed.
Upper box 1A and lower box 1B are assembled together and form casing 1, and referring to Fig. 5-Fig. 9, pressure-bearing shell 6 and low pressure housing 5 are cylinder.On low pressure housing 5 and pressure-bearing shell 6, be respectively equipped with the first connector 5A and the second connector 6A, the first connector 5A and the second connector 6A are the projection that is provided with bolt hole, and the first connector 5A and the second connector 6A are arranged on the end face that upper box 1A is connected with lower box 1B by bolt.
Embodiment mono-
The embodiment of the present invention provides a kind of processing method of oil distributor housing, and referring to Figure 10, the method comprises:
Step 100: the oil distributor housing for the treatment of perforate is provided, and this oil distributor housing comprises low pressure housing, pressure-bearing shell and casing, casing comprises lower box and is detachably arranged on the upper box on lower box, on upper box and lower box, correspondence is provided with cavity.
Low pressure housing and pressure-bearing shell are arranged in cavity successively along the centerline direction of casing.
Then, assemble the above-mentioned oil distributor housing for the treatment of perforate.Comprise: pressure-bearing shell and the low pressure housing for the treatment of perforate are arranged in lower box, and the Hough surface jitter of proofreading and correct lower box is not more than 0.1mm, and upper box and lower box is sealed.Hough surface jitter is not more than 0.1mm, and flatness is not more than 0.1mm.
Step 200: the endoporus of one end of fine finishining casing puts in place, and on one end of pressure-bearing shell, process the first end face correction tape and the first endoporus correction tape by the endoporus of casing one end; Referring to Fig. 2, Fig. 4 and Fig. 5, the first endoporus correction tape 10B is circular groove, the first end face correction tape 9B is annular groove, and the depth H 1 of circular groove is greater than the depth H 2 of annular groove, and the center line of the first endoporus correction tape 10B and the first end face correction tape 9B overlaps.Require the first endoporus correction tape 10B and the first beating of end face correction tape 9B to be not more than 0.03mm.Adding man-hour, the first endoporus proofreaies and correct 10B band and the first end face correction tape 9B adopts same benchmark processing.
Step 300: the endoporus of the other end of fine finishining casing puts in place, and on one end of low pressure housing, process the second end correction band and the second endoporus correction tape by the endoporus of the casing other end; Referring to Fig. 2, the second end correction band 9A is annular groove, and the second endoporus correction tape 10A is circular groove, and the degree of depth of above-mentioned circular groove is greater than the degree of depth of annular groove, and the center line of the second endoporus correction tape 10A and the second end correction band 9A overlaps.Require the second endoporus correction tape 10A and the second beating of end correction band 9A to be not more than 0.03mm.Adding man-hour, the second endoporus correction tape 10A and the second end correction 9A are with and adopt same benchmark processing, and adopt same benchmark processing with step 200, thus the endoporus on assurance pressure-bearing shell and the axiality of the endoporus on low pressure housing.
Before the endoporus of the fine finishining casing other end puts in place, by the work table rotation of processing use 180 degree.
Further, the rotating accuracy of above-mentioned workbench is less than 10 ".
Step 400: pull down low pressure housing, pressure-bearing shell, the endoporus of processing pressure-bearing shell two ends according to the first end face correction tape and the first endoporus correction tape on lathe puts in place, and the endoporus of processing low pressure housing two ends according to the second end correction band and the second endoporus correction tape on lathe puts in place.
Before pulling down low pressure housing and pressure-bearing shell, the first endoporus correction tape 10B and the second endoporus correction tape 10A are coaxial.Before processing, proofread and correct endoporus correction tape and beating of end correction band and be not more than 0.03mm.
Particularly, the endoporus of processing pressure-bearing shell two ends according to the first end face correction tape and the first endoporus correction tape on lathe puts in place and comprises:
Lathe on pressure-bearing shell is processed, clamp one end cylindrical of undressed the first end face correction tape on pressure-bearing shell, proofread and correct the first endoporus correction tape and the first end face correction tape is beated, make its jitter values meet technological requirement, processing is with endoporus and the end face of one end of first end face correction tape; By pressure-bearing shell tune, pressure-bearing shell has been processed to endoporus and end face one end and lathe end face of flange and developed, proofread and correct and processed end endoporus circularity, make it meet technological requirement, then process other end endoporus and end face.
The above-mentioned endoporus of processing low pressure housing two ends according to the second end correction band and the second endoporus correction tape on lathe, comprising:
Lathe on low pressure housing is processed, clamp one end cylindrical of undressed the second end correction band on low pressure housing, proofread and correct the second endoporus correction tape and the second end correction band is beated, make its jitter values meet technological requirement, processing is with endoporus and the end face of one end of the second end correction band; By the tune of low pressure housing, low pressure housing has been processed to endoporus and end face one end and lathe end face of flange and developed, proofread and correct and processed end endoporus circularity, make it meet technological requirement, then process other end endoporus and end face.
Step 500: the pressure-bearing shell processing and low pressure housing are reinstalled in casing.
Further, the pressure-bearing shell processing and low pressure housing are reinstalled in after casing, check low pressure housing and the endoporus of pressure-bearing shell and axiality and the perpendicularity of tank ends endoporus; Particular exam method is: adjust casing with respect to the position of lathe, make tank ends inner hole centreline parallel with machine tool chief axis, proofread and correct tank ends endoporus and end face, it is beated and meet technological requirement.
Further, take tank ends endoporus as benchmark, check the axiality of low pressure housing and pressure-bearing shell endoporus and tank ends endoporus, and drag along endoporus axis direction the perpendicularity that main shaft checks its endoporus bus.
The embodiment of the present invention is by before processing the endoporus of low pressure housing and pressure-bearing shell, be assembled to and on casing, process end correction band and endoporus correction tape, then according to end correction band and endoporus correction tape processing low pressure housing and pressure-bearing shell endoporus, put in place, the endoporus axiality and the perpendicularity that process are all guaranteed, have improved the crudy of endoporus.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a processing method for oil distributor housing, is characterized in that, described method comprises:
The oil distributor housing for the treatment of perforate is provided, described oil distributor housing comprises low pressure housing, pressure-bearing shell and casing, described casing comprises lower box and is removably mounted on the upper box on described lower box, on described upper box and described lower box, correspondence is provided with cavity, and described low pressure housing and described pressure-bearing shell are arranged in described cavity successively along the centerline direction of described casing;
Described in fine finishining, the endoporus of one end of casing puts in place, and the endoporus of the one end by described casing processes the first end face correction tape and the first endoporus correction tape in one end of described pressure-bearing shell; Described the first endoporus correction tape is circular groove, and described the first end face correction tape is annular groove, and the degree of depth of described circular groove is greater than the degree of depth of described annular groove, and the center line of described the first endoporus correction tape and described the first end face correction tape overlaps;
Described in fine finishining, the endoporus of the other end of casing puts in place, and the endoporus of the other end by described casing processes the second end correction band and the second endoporus correction tape in one end of described low pressure housing; Described the second endoporus correction tape is circular groove, and described the second end correction band is annular groove, and the degree of depth of described circular groove is greater than the degree of depth of described annular groove, and the center line of described the second endoporus correction tape and described the second end correction band overlaps;
Pull down described low pressure housing and described pressure-bearing shell, the endoporus of processing described pressure-bearing shell two ends according to described the first end face correction tape and described the first endoporus correction tape on lathe puts in place, and the endoporus of processing described low pressure housing two ends according to described the second end correction band and described the second endoporus correction tape on lathe puts in place;
The pressure-bearing shell processing and low pressure housing are reinstalled in described casing.
2. method according to claim 1, is characterized in that, the described endoporus of processing described pressure-bearing shell two ends according to the first end face correction tape and the first endoporus correction tape on lathe puts in place, comprising:
Lathe on described pressure-bearing shell is processed, clamp one end cylindrical of undressed described the first end face correction tape on described pressure-bearing shell, proofreading and correct described the first endoporus correction tape and the first end face correction tape beats, make its jitter values meet technological requirement, processing belt has endoporus and the end face of one end of described first end face correction tape; By described pressure-bearing shell tune, described pressure-bearing shell has been processed to described endoporus and end face one end and lathe end face of flange and developed, proofread and correct the endoporus circularity of having processed, make it meet technological requirement, then process other end endoporus and end face.
3. method according to claim 1, is characterized in that, the described endoporus of processing described low pressure housing two ends according to the second end correction band and the second endoporus correction tape on lathe puts in place, comprising:
Lathe on described low pressure housing is processed, clamp one end cylindrical of undressed described the second end correction band on described low pressure housing, proofreading and correct described the second endoporus correction tape and the second end correction band beats, make its jitter values meet technological requirement, processing belt has endoporus and the end face of one end of described the second end correction band; By described low pressure housing tune, described low pressure housing has been processed to described endoporus and end face one end and lathe end face of flange and developed, proofread and correct the endoporus circularity of having processed, make it meet technological requirement, then process other end endoporus and end face.
4. method according to claim 1, it is characterized in that, the described pressure-bearing shell processing and low pressure housing are reinstalled in after described casing, adjust described casing with respect to the position of lathe, make described tank ends inner hole centreline parallel with machine tool chief axis, proofread and correct described tank ends endoporus and end face, it is beated and meet technological requirement.
5. method according to claim 4, it is characterized in that, the described tank ends endoporus of take is benchmark, checks the axiality of described low pressure housing and described pressure-bearing shell endoporus and tank ends endoporus, and drags along endoporus axis direction the perpendicularity that main shaft checks its endoporus bus.
6. method according to claim 1, is characterized in that, described method also comprises:
Described in assembling, treat the oil distributor housing of perforate.
7. method according to claim 6, is characterized in that, treats the oil distributor housing of perforate described in described assembling, comprising:
By described, treat that the pressure-bearing shell of perforate and low pressure housing are arranged in described lower box, the Hough surface jitter of proofreading and correct described lower box is not more than 0.1mm, and described upper box and described lower box is sealed.
8. method according to claim 1, is characterized in that, described method also comprises:
Before the endoporus of the other end of casing described in fine finishining puts in place, work table rotation 180 degree that will processing use.
9. method according to claim 8, is characterized in that, the rotating accuracy of described workbench is less than 10 ".
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210475729.5A CN102935584B (en) | 2012-11-21 | 2012-11-21 | Method for machining oil distributor shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210475729.5A CN102935584B (en) | 2012-11-21 | 2012-11-21 | Method for machining oil distributor shell |
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| CN102935584A CN102935584A (en) | 2013-02-20 |
| CN102935584B true CN102935584B (en) | 2014-11-05 |
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| CN201210475729.5A Expired - Fee Related CN102935584B (en) | 2012-11-21 | 2012-11-21 | Method for machining oil distributor shell |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105690034A (en) * | 2016-02-24 | 2016-06-22 | 湖南汉星机械制造有限公司 | Integral machining technique for left box part and right box part of small gasoline engine box body |
| CN109277591A (en) * | 2018-08-31 | 2019-01-29 | 武汉船用机械有限责任公司 | A kind of processing method of the inner bore of step for shaft part |
| CN111112955B (en) * | 2020-01-03 | 2021-09-24 | 重庆齿轮箱有限责任公司 | Multi-split-flow split type box body and processing method thereof |
| CN111590271B (en) * | 2020-04-08 | 2021-11-12 | 武汉船用机械有限责任公司 | Pipeline machining method |
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| CN101121225A (en) * | 2007-09-14 | 2008-02-13 | 武汉船用机械有限责任公司 | Method for processing split-type shaft system distribution oil ring |
| CN102094582A (en) * | 2010-12-06 | 2011-06-15 | 煤炭科学研究总院西安研究院 | Bimetallic oil distributing sleeve for full-hydraulic drilling machine and processing method thereof |
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| JPS5822601A (en) * | 1981-07-23 | 1983-02-10 | Matsushita Electric Ind Co Ltd | Lead surface machining device |
| JP3077621B2 (en) * | 1996-04-09 | 2000-08-14 | トヨタ自動車株式会社 | Variable valve timing mechanism for internal combustion engine |
| JP5094465B2 (en) * | 2008-02-26 | 2012-12-12 | 株式会社森精機製作所 | Machine tool and method of machining inner surface of workpiece using the machine tool |
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| CN101121225A (en) * | 2007-09-14 | 2008-02-13 | 武汉船用机械有限责任公司 | Method for processing split-type shaft system distribution oil ring |
| CN102094582A (en) * | 2010-12-06 | 2011-06-15 | 煤炭科学研究总院西安研究院 | Bimetallic oil distributing sleeve for full-hydraulic drilling machine and processing method thereof |
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