CN103372841A - Crankshaft oil seal assembly device - Google Patents
Crankshaft oil seal assembly device Download PDFInfo
- Publication number
- CN103372841A CN103372841A CN2013103206285A CN201310320628A CN103372841A CN 103372841 A CN103372841 A CN 103372841A CN 2013103206285 A CN2013103206285 A CN 2013103206285A CN 201310320628 A CN201310320628 A CN 201310320628A CN 103372841 A CN103372841 A CN 103372841A
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- oil seal
- guide post
- seal assembly
- oil sealing
- fixed disk
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Abstract
The invention relates to a crankshaft oil seal assembly device which comprises a guide rod, an oil seal pressing sleeve, a threaded sleeve and a spanner. The oil seal pressing sleeve and the threaded sleeve are sequentially sleeved outside the guide rod in a penetrating manner along the axial direction of the guide rod, the guide rod, the oil seal pressing sleeve and the threaded sleeve share the same axis line, the oil seal pressing sleeve is in clearance fit with the guide rod, the threaded sleeve is matched with the guide rod in a threaded manner, the oil seal pressing sleeve is pushed when the threaded sleeve is screwed on the guide rod, and the spanner is matched with the threaded sleeve and drives the threaded sleeve to be screwed on the guide rod. By the aid of the technical scheme, the spanner screws the threaded sleeve and pushes the oil seal pressing sleeve to mount oil seals in a pressing manner, the press mounting process is smooth and uniform in speed, press mounting force is uniform, and damage to the oil seals caused by too large press mounting impact and lacking of local press mounting caused by too small press mounting force can be effectively avoided.
Description
Technical field
The present invention relates to the automobile assembling field, especially relate to a kind of crankshaft oil seal assembly appliance of engine.
Background technology
The crankshaft rear end of engine is equipped with oil sealing, to be used for the machine oil of lubricated bent axle in the closed cavity.For the effect that guarantees to seal, need oil sealing end face integral body is pressed into crankshaft rear end.Traditional oil sealing mounting means comprises and utilizes surge pressing machine or Pneumatic pressing machine to press-fit, and perhaps knocks press-loading head with hammer manually and press-fits.Yet utilization is surged or Pneumatic pressing machine press-fits, and the equipment cost expense is high, can not be equipped with special-purpose press-loading device when researching and developing the trial assembly stage and reprocessing engine, and the scope of application is limited.The installation of coaxial oil sealing is mainly still knocked press-loading head with hammer manually and is press-fited in the present stage engine maintenance process.The perpendicularity of the degree of depth of packing into of oil sealing, relative central shaft etc. all leans on assembler's experience to guarantee.In addition, during the assembling oil sealing, press-loading head is firmly inhomogeneous with the displacement of hammer percussion vibration and assembling, causes easily the oil sealing end face to assemble injustice everywhere, with installing hole and bent axle the defectives such as slit, lip scuffing are arranged.The oil sealing installation is not in place, lip scuffing etc. all can produce leakage of oil.
Summary of the invention
In view of this, the invention provides the uniform crankshaft oil seal assembly appliance of a kind of pressure assembling force.
A kind of crankshaft oil seal assembly appliance comprises guide post, oil sealing gland, screw shell and spanner.Described oil sealing gland and screw shell axially are set on outside the guide post successively along guide post.Described guide post, oil sealing gland and screw shell be axial line altogether.Described oil sealing gland and guide post matched in clearance, described screw shell and guide post threaded engagement, and in the process of spiral on guide post, promote the oil sealing gland.Described spanner cooperates with screw shell and drives screw shell spiral on guide post.
Preferably, described oil sealing gland front end arranges outer lug boss apart from its front end face one preset distance.
Preferably, described guide post front end arranges fixed disk, and the guide post rear end is screw rod.
Preferably, described fixed disk outer peripheral face is the smooth surface of cone property slope transition, and the equal rounding in junction of the outer peripheral face of fixed disk and its front end face and rear end face.
Preferably, the diameter of described screw rod is less than the diameter of fixed disk; Described screw rod is at least four times of the length of fixed disk on axis direction in the length on the axis direction.
Preferably, described oil sealing gland is tubular, and the maximum outside diameter of its internal diameter and fixed disk is complementary.
Preferably, described screw shell front end arranges threaded interior hole, and described threaded interior hole cooperates with screw rod.
Preferably, described screw shell rear end is provided with the operating portion that cooperates with spanner.
Preferably, described fixed disk is hollow, and around hollow parts a plurality of fixing holes is set.
Preferably, described spanner is pneumatic impact wrench, electric wrench or ratchet spanner.
Among the present invention, utilize spanner rotary screwing thread sleeve and promote the oil sealing gland and press-fit oil sealing, press-fit process steadily at the uniform velocity, pressure assembling force is even, can avoid effectively that impulsive force is excessive to be caused the situation of oil sealing damage and cause the part to press-fit situation not in place because pressure assembling force is too small because press-fiting.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above and other purpose of the present invention, feature and advantage can be become apparent, the present invention is described in detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the schematic diagram of the crankshaft oil seal assembly appliance of one embodiment of the invention.
The specific embodiment
See also Fig. 1, the crankshaft oil seal assembly appliance of one embodiment of the invention is between the cylinder body 400 that oil sealing 200 is assembled to outside bent axle 300 and the bent axle 300.Wherein, bent axle 300 rear ends arrange flywheel alignment pin 302, and cylinder body 400 rear ends arrange seal mounting hole 402 in abutting connection with bent axle 300 places, and oil sealing 200 is assembled in the seal mounting hole 402, are used for the machine oil of lubricated bent axle 300 with sealing.The crankshaft oil seal assembly appliance comprises guide post 110, oil sealing gland 130, screw shell 150 and spanner 170.Guide post 110 cooperates with flywheel alignment pin 302 by bolt 120 and is fixed in bent axle 300 rear ends.Oil sealing gland 130 and screw shell 150 are set on outside the guide post 110, and axially set gradually along guide post 110.Guide post 110, oil sealing gland 130 and screw shell 150 all are total to axial line with bent axle 300.Oil sealing gland 130 and guide post 110 matched in clearance, screw shell 150 promote oil sealing gland 130 rear ends with guide post 110 threaded engagement and in the process of spiral on guide post 110.Spanner 170 cooperates with screw shell 150 and drives screw shell 150 spirals.
Guide post 110 front ends arrange fixed disk 112, the epipharynx size coupling of the maximum gauge of fixed disk 112 and oil sealing 200.Fixed disk 112 outer peripheral faces are the smooth surface of cone property slope transition, and the equal rounding in junction of the outer peripheral face of fixed disk 112 and its front end face and rear end face.Fixed disk 112 is arranged to hollow, with weight reduction and save material.Around hollow parts a plurality of fixing holes (not label) are set on the fixed disk 112, flywheel alignment pin 302 inserts in the fixing hole of fixed disk 112, and cooperates with bolt 120, thereby guide post 110 is fixed on bent axle 300 rear ends.Screw rod 114 is processed in guide post 110 rear ends, and the diameter of screw rod 114 is less than the diameter of fixed disk 112, is approximately 1/3rd of fixed disk diameter.Screw rod 114 is longer than fixed disk 112 on axis direction, is approximately four times of fixed disk 112 length or longer, convenient hand-held bent axle 300 rear ends that are installed in.Screw rod 114 rear end parts arrange external screw thread (not label).
Oil sealing gland 130 is tubular, and the maximum outside diameter of its internal diameter and fixed disk 112 is complementary, and the size of its thickness and oil sealing 200 is complementary, and the shape of the shape of its front end face and seal mounting hole 402 is complementary.Oil sealing gland 130 front ends arrange outer lug boss 132 apart from its front end face one preset distance.
Screw shell 150 front ends arrange threaded interior hole 152, and the rear end is provided with the operating portion 154 that cooperates with spanner 170.Threaded interior hole 152 sizes and screw rod 114 sizes coupling.Operating portion 154 is square opening (not label), and its size and spanner 170 are complementary.
Spanner 170 for example is pneumatic impact wrench, electric wrench or ratchet spanner.Be provided with the transmission four directions 172 that cooperates with operating portion 154 on the spanner 170.
Use crankshaft oil seal assembly appliance of the present invention, oil sealing 200 can be installed by the following method: first bent axle 300 is positioned, prevent from being with when screw shell 150 from rotating dynamic crankshaft 300 to rotate.Then oil sealing 200 is assemblied on the fixed disk 112 of guide post 110 front ends, the guide post 110 that will be equipped with again oil sealing 200 is assemblied on the flywheel alignment pin 320 of bent axle 200 rear ends, tightens with bolt 120 again.After being placed in successively oil sealing gland 130 and screw shell 150 on the guide post 110, utilize spanner 170 rotary screwing thread sleeves 150, screw shell 150 promotes oil sealing gland 130 to guide post 110 front end spiral the time, and then oil sealing 200 pushed in the seal mounting hole 402, until outer lug boss 132 is butted on seal mounting hole 402 end faces on the cylinder body 400, oil sealing 200 is in place exactly.Assemble completely, screw off screw shell 150, take off oil sealing gland 130, and remove the bolt 120 that is used for fixed guide pole 110, can be with guide post 110 removal from the bent axle 300.
Among the present invention, the effect that the fixed disk of guide post 110 front end settings plays the location, leads oil sealing 200, the screw rod 114 of guide post 110 rear ends plays the effect of motion thread sleeve 150.Oil sealing gland 130 can not only push seal mounting hole 402 with oil sealing 200, and the outer lug boss 132 of oil sealing gland 130 front end settings can also seal mounting hole 402 end faces be that reference data is come the positioning oil seal installation site, accurately controls the compression distance of oil sealing 200.Utilize spanner 170 rotary screwing thread sleeves 150 and promote process that oil sealing gland 130 press-fits oil sealing 200 steadily at the uniform velocity, pressure assembling force is even, can avoid effectively that impulsive force is excessive to be caused the situation of oil sealing 200 damage and cause the part to press-fit situation not in place because pressure assembling force is too small because press-fiting.In sum, crankshaft oil seal assembly appliance of the present invention is alternative large-scale press-loading device not only, and handled easily can also guarantee the quality that press-fits of oil sealing.
Below described by reference to the accompanying drawings preferred embodiment of the present invention, but the present invention is not limited to the detail in the above-mentioned embodiment.In technical conceive scope of the present invention, can carry out multiple simple change and adjustment to technical scheme of the present invention, these variations and adjustment all belong to protection scope of the present invention.
Claims (10)
1. crankshaft oil seal assembly appliance, it is characterized in that: comprise guide post, oil sealing gland, screw shell and spanner, described oil sealing gland and screw shell axially are set on outside the guide post along guide post successively, described guide post, oil sealing gland and screw shell be axial line altogether, described oil sealing gland and guide post matched in clearance, described screw shell and guide post threaded engagement, and in the process of spiral on guide post, promote the oil sealing gland; Described spanner cooperates with screw shell and drives screw shell spiral on guide post.
2. crankshaft oil seal assembly appliance according to claim 1, it is characterized in that: described oil sealing gland front end arranges outer lug boss apart from its front end face one preset distance.
3. crankshaft oil seal assembly appliance according to claim 1 and 2, it is characterized in that: described guide post front end arranges fixed disk, and the guide post rear end is screw rod.
4. crankshaft oil seal assembly appliance according to claim 3 is characterized in that: described fixed disk outer peripheral face is the smooth surface of cone property slope transition, and the equal rounding in junction of the outer peripheral face of fixed disk and its front end face and rear end face.
5. crankshaft oil seal assembly appliance according to claim 3, it is characterized in that: the diameter of described screw rod is less than the diameter of fixed disk; Described screw rod is at least four times of the length of fixed disk on axis direction in the length on the axis direction.
6. crankshaft oil seal assembly appliance according to claim 3, it is characterized in that: described oil sealing gland is tubular, and the maximum outside diameter of its internal diameter and fixed disk is complementary.
7. crankshaft oil seal assembly appliance according to claim 3, it is characterized in that: described screw shell front end arranges threaded interior hole, and described threaded interior hole cooperates with screw rod.
8. crankshaft oil seal assembly appliance according to claim 7, it is characterized in that: described screw shell rear end is provided with the operating portion that cooperates with spanner.
9. crankshaft oil seal assembly appliance according to claim 3, it is characterized in that: described fixed disk is hollow, and around hollow parts a plurality of fixing holes is set.
10. crankshaft oil seal assembly appliance according to claim 1 and 2, it is characterized in that: described spanner is pneumatic impact wrench, electric wrench or ratchet spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103206285A CN103372841A (en) | 2013-07-26 | 2013-07-26 | Crankshaft oil seal assembly device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103206285A CN103372841A (en) | 2013-07-26 | 2013-07-26 | Crankshaft oil seal assembly device |
Publications (1)
| Publication Number | Publication Date |
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| CN103372841A true CN103372841A (en) | 2013-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103206285A Pending CN103372841A (en) | 2013-07-26 | 2013-07-26 | Crankshaft oil seal assembly device |
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| CN (1) | CN103372841A (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894966A (en) * | 2014-03-07 | 2014-07-02 | 楚天科技股份有限公司 | Expansion sleeve dismounting tool and expansion sleeve dismounting method based on same |
| CN104191410A (en) * | 2014-09-26 | 2014-12-10 | 成都市翻鑫家科技有限公司 | Rotary steering push type oil seal pressing tooling |
| CN105328439A (en) * | 2015-11-27 | 2016-02-17 | 广西玉柴机器股份有限公司 | Engine back oil seal and mounting method thereof |
| CN106181869A (en) * | 2016-08-22 | 2016-12-07 | 鞍钢集团矿业有限公司 | Engine crankshaft rear oil seal installs location instrument and installation and locating method |
| CN106514548A (en) * | 2016-12-21 | 2017-03-22 | 重庆小康工业集团股份有限公司 | Press fitting tool for crankshaft rear oil seal |
| FR3042999A1 (en) * | 2015-11-02 | 2017-05-05 | Peugeot Citroen Automobiles Sa | JOINT ASSEMBLY TOOL IN MOTOR HOUSING |
| CN106863207A (en) * | 2017-03-29 | 2017-06-20 | 国网新疆电力公司巴州供电公司 | Oil sealing returns holding tool |
| CN107042486A (en) * | 2017-04-14 | 2017-08-15 | 南京依维柯汽车有限公司 | A kind of commercial car vehicle bridge main shaft oil envelope assembly tooling and its assembly technology |
| CN107363781A (en) * | 2017-09-06 | 2017-11-21 | 广西玉柴机器股份有限公司 | The assembling device of engine crankshaft front oil seal |
| CN107414732A (en) * | 2017-08-30 | 2017-12-01 | 沃德传动（天津）股份有限公司 | A kind of reductor oil sealing mounting tool |
| CN107511792A (en) * | 2017-08-18 | 2017-12-26 | 安徽江淮汽车集团股份有限公司 | Universal oil seal pressing instrument |
| CN108127614A (en) * | 2018-02-06 | 2018-06-08 | 重庆鑫源动力制造有限公司 | A kind of oil sealing transition guider |
| CN109421018A (en) * | 2017-08-29 | 2019-03-05 | 北京汽车动力总成有限公司 | A kind of oil sealing assembly tooling |
| CN109454171A (en) * | 2018-12-04 | 2019-03-12 | 武汉重工铸锻有限责任公司 | Band card slot lightening hole aperture oil-sealing arrangement and oil sealing method |
| CN109822327A (en) * | 2019-03-27 | 2019-05-31 | 烟台润蚨祥油封有限公司 | A kind of press mounting for crankshaft oil seal detection device |
| CN112476302A (en) * | 2020-11-28 | 2021-03-12 | 河南凤宝重工科技有限公司 | Equipment for press mounting of main shaft oil seal of trailer axle |
| CN113927276A (en) * | 2021-09-30 | 2022-01-14 | 徐州徐工基础工程机械有限公司 | Floating oil seal assembling mechanism of heading machine |
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| CN201603980U (en) * | 2009-09-27 | 2010-10-13 | 重庆清平机械厂 | Press mounting device for skeleton oil seal |
| CN201702742U (en) * | 2010-08-20 | 2011-01-12 | 青岛开世密封工业有限公司 | Oil seal product mounting tooling |
| CN202964540U (en) * | 2012-09-28 | 2013-06-05 | 长城汽车股份有限公司 | Crankshaft rear oil seal pressing structure |
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| CN2897569Y (en) * | 2006-03-31 | 2007-05-09 | 上海柴油机股份有限公司 | Installation tool of engine with conical-surface rear oil seal |
| KR100783530B1 (en) * | 2006-10-26 | 2007-12-07 | 현대자동차주식회사 | A mounting jig rear oil seal |
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| CN201124368Y (en) * | 2007-12-18 | 2008-10-01 | 广西玉柴机器股份有限公司 | Device for stable assembling of crank rear oil seal |
| CN201394816Y (en) * | 2009-05-08 | 2010-02-03 | 广西玉柴机器股份有限公司 | Assembly component of engine crankshaft rear oil seal |
| CN201603980U (en) * | 2009-09-27 | 2010-10-13 | 重庆清平机械厂 | Press mounting device for skeleton oil seal |
| CN201702742U (en) * | 2010-08-20 | 2011-01-12 | 青岛开世密封工业有限公司 | Oil seal product mounting tooling |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103894966A (en) * | 2014-03-07 | 2014-07-02 | 楚天科技股份有限公司 | Expansion sleeve dismounting tool and expansion sleeve dismounting method based on same |
| CN104191410A (en) * | 2014-09-26 | 2014-12-10 | 成都市翻鑫家科技有限公司 | Rotary steering push type oil seal pressing tooling |
| CN104191410B (en) * | 2014-09-26 | 2016-05-04 | 成都市翻鑫家科技有限公司 | The pusher force feed envelope of a kind of rotary steering frock |
| FR3042999A1 (en) * | 2015-11-02 | 2017-05-05 | Peugeot Citroen Automobiles Sa | JOINT ASSEMBLY TOOL IN MOTOR HOUSING |
| CN105328439A (en) * | 2015-11-27 | 2016-02-17 | 广西玉柴机器股份有限公司 | Engine back oil seal and mounting method thereof |
| CN106181869A (en) * | 2016-08-22 | 2016-12-07 | 鞍钢集团矿业有限公司 | Engine crankshaft rear oil seal installs location instrument and installation and locating method |
| CN106514548B (en) * | 2016-12-21 | 2019-04-02 | 重庆小康工业集团股份有限公司 | Pressed assembling of rear oil seal of carnkshaft tooling |
| CN106514548A (en) * | 2016-12-21 | 2017-03-22 | 重庆小康工业集团股份有限公司 | Press fitting tool for crankshaft rear oil seal |
| CN106863207A (en) * | 2017-03-29 | 2017-06-20 | 国网新疆电力公司巴州供电公司 | Oil sealing returns holding tool |
| CN107042486A (en) * | 2017-04-14 | 2017-08-15 | 南京依维柯汽车有限公司 | A kind of commercial car vehicle bridge main shaft oil envelope assembly tooling and its assembly technology |
| CN107511792A (en) * | 2017-08-18 | 2017-12-26 | 安徽江淮汽车集团股份有限公司 | Universal oil seal pressing instrument |
| CN109421018A (en) * | 2017-08-29 | 2019-03-05 | 北京汽车动力总成有限公司 | A kind of oil sealing assembly tooling |
| CN107414732A (en) * | 2017-08-30 | 2017-12-01 | 沃德传动（天津）股份有限公司 | A kind of reductor oil sealing mounting tool |
| CN107363781A (en) * | 2017-09-06 | 2017-11-21 | 广西玉柴机器股份有限公司 | The assembling device of engine crankshaft front oil seal |
| CN108127614A (en) * | 2018-02-06 | 2018-06-08 | 重庆鑫源动力制造有限公司 | A kind of oil sealing transition guider |
| CN109454171A (en) * | 2018-12-04 | 2019-03-12 | 武汉重工铸锻有限责任公司 | Band card slot lightening hole aperture oil-sealing arrangement and oil sealing method |
| CN109822327A (en) * | 2019-03-27 | 2019-05-31 | 烟台润蚨祥油封有限公司 | A kind of press mounting for crankshaft oil seal detection device |
| CN109822327B (en) * | 2019-03-27 | 2024-04-09 | 烟台润蚨祥油封有限公司 | Crankshaft oil seal press-fitting detection equipment |
| CN112476302A (en) * | 2020-11-28 | 2021-03-12 | 河南凤宝重工科技有限公司 | Equipment for press mounting of main shaft oil seal of trailer axle |
| CN113927276A (en) * | 2021-09-30 | 2022-01-14 | 徐州徐工基础工程机械有限公司 | Floating oil seal assembling mechanism of heading machine |
| CN113927276B (en) * | 2021-09-30 | 2024-05-14 | 徐州徐工基础工程机械有限公司 | Floating oil seal assembly mechanism of heading machine |
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Application publication date: 20131030 |