CN103358274B - Dedicated tool for oil seal assembly - Google Patents
Dedicated tool for oil seal assembly Download PDFInfo
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- CN103358274B CN103358274B CN201310286124.6A CN201310286124A CN103358274B CN 103358274 B CN103358274 B CN 103358274B CN 201310286124 A CN201310286124 A CN 201310286124A CN 103358274 B CN103358274 B CN 103358274B
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- oil sealing
- oil seal
- last item
- positioning sleeve
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Abstract
The invention relates to a dedicated tool for oil seal assembly, which comprises a sliding pressure shaft, a positioning sleeve capable of sliding on the sliding pressure shaft is sheathed outside the sliding pressure shaft, and comprises an end surface positioning cylinder and an axial positioning cylinder, an oil seal seat used for fixing an oil seal is arranged at the lower end of the sliding pressure shaft, a plurality of uniformly distributed oil seal fixing rods are arranged on the outer side of the oil seal seat, and are in threaded connection with the oil seal seat, and a positioning sleeve limiting mechanism is arranged at the upper end of the sliding stroke of the positioning sleeve. The dedicated tool has the characteristics that the structure is simple, the operation is convenient, the positioning is reliable, the cost is low, the effective positioning can be realized in oil seal mounting, and on one hand, the oil seal can be mounted accurately and conveniently, on the other hand, a reliable protection role is played during the mounting process of the oil seal.
Description
Technical field
The present invention relates to a kind of oil sealing assembly tool, especially relate to a kind of deep hole inner oil seal assembly tool.
Background technology
In Automatic manual transmission technique, often need to assemble oil sealing in a deep hole, sometimes, after operating personnel put it into by hand, then beat with the simple tool such as pole, hammer, to complete installation.But this mounting means easily causes its installation inaccurate on the one hand, occur tilting, another aspect is also easy causes damage to oil sealing itself.Existing oil sealing assembly tool is a lot, the Chinese patent being CN202985466U as publication number discloses a kind of oil sealing erecting tools, comprise oil sealing erecting tools body, be characterized in: described oil sealing erecting tools body is drum, cylindric erecting tools body upper end is hammer portion, centre is grip part, and lower end is oil sealing contact site, and described oil sealing contact site lower surface is the annular of flat smooth.The subject matter of the disclosure technology is, it is not in use located, have in folding process, and oil sealing and instrument itself easily occur tilting.Publication number is that the Chinese patent of CN202292589U discloses a kind of oil seal installation tool for engine, formation comprises positioning plate, key seat, push rod and bolt, described positioning plate shape triangular in shape, the key seat of half portion fixed installation thereon, described key seat is notch cuttype tube-in-tube structure, its bottom surface and sidewall are arranged respectively large, minor thread hole, described push rod is multidiameter structure, its small diameter portion periphery is provided with strip groove, small diameter portion is sleeved on key seat inside, large-diameter portion divides the centre bore axially arranging and be equipped with balance shaft of engine afterbody, described bolt and major thread hole, key seat bottom surface are equipped with, its tail end contacts on push rod minor diameter end face.This patent is located by positioning plate, the effect of accurately location can be played under given conditions, but the prerequisite reaching accurately location due to it has following 2 points: 1, workpiece has one reliably, accurately below, and be provided with two pin-and-holes corresponding with alignment pin on this plane; 2, location-plate and alignment pin and the location between location-plate and key seat very accurate.And in fact, general casing is foundry goods, the required precision on its surface is not high, be difficult to find on its surface one reliably, plane of orientation accurately.And it is accurate to realize location-plate, alignment pin and keyway locations, its manufacturing cost is very high.Therefore, this patent is difficult to realize technically.
Summary of the invention
The present invention location mainly solved existing for prior art bothers, cost is high; locate the technical problems such as inaccurate; there is provided that a kind of structure is simple, easy to operate, location is reliable, cost is low; effective location can be reached when installing oil sealing; on the one hand accurately and conveniently oil sealing can be installed, also can play the oil sealing Special tool for assembling of reliable protective effect by oil sealing in installation process on the other hand.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: a kind of oil sealing Special tool for assembling, it is characterized in that it comprises slip last item, the positioning sleeve that can slide on this slip last item is arranged with outside slip last item, positioning sleeve is made up of end face positioning tube and axial location cylinder, the lower end of described slip last item is provided with the oil seal seat for fixing oil sealing, the outside of this oil seal seat is provided with several equally distributed oil sealing fixed bars, this oil sealing fixed bar is threaded with described oil seal seat, the upper end of described positioning sleeve sliding stroke is provided with positioning sleeve position-limit mechanism.The present invention is mainly applicable to the operation at deep hole bottom assembling oil sealing, in use, oil sealing is located at oil seal seat bottom, fixed by oil sealing fixed bar, according to the size of oil sealing, the length that oil sealing fixed bar stretches out oil seal seat can be adjusted, according to the degree of depth of deep hole, adjust the position of positioning sleeve position-limit mechanism, to set the position of the top side that positioning sleeve can move to, oil seal seat is extend in deep hole, the axial location cylinder of positioning sleeve is located at deep hole port and (positioning sleeve of the axial location cylinder of different size need be selected according to the deep hole of different size, the inner side of axial location cylinder deep hole port is suitable, end face positioning tube is fitted on the end face of deep hole), then slip last item is moved down, positioning sleeve is fixing different, slip last item relative positioning cover is mobile, until oil sealing is pressed onto position.Press-fiting in process, axially being located by positioning sleeve of slip last item, can not offset, not only play a very good protection to oil sealing, also makes the installation of oil sealing more accurate, reliable simultaneously.Because general deep hole is that endoporus or end face all need to accomplish higher precision, so when it positions relatively, the degree of accuracy can be very high, and cost compare during location is low, and comparison is convenient.
As preferably, described positioning sleeve position-limit mechanism comprises one and is located at outside slip last item, and the stop nut be threaded with slip last item, the upside of stop nut is provided with the locking nut be threaded with slip last item side by side with stop nut.Regulate according to the degree of depth of deep hole and the installation site rotary spacing nut of oil sealing, thus the top dead-centre of adjustment positioning sleeve.Stop nut and locking nut form double nut retaining mechanism.
As preferably, described oil seal seat is provided with the cavity of open lower side, and chamber wall is provided with the tapped through hole with described fixed bar one_to_one corresponding adaptation, and described fixed bar is screw rod, and inwardly, afterbody outwardly for the head of this screw rod.From the inner side of chamber wall instrument rotating screw bolt, the extension elongation of adjustment fixed bar, this length determines according to the internal diameter size of oil sealing.In use, each fixed bar withstands on the inner side of oil sealing respectively, plays interim fixation to oil sealing.
As preferably, described screw rod is provided with governor motion, this governor motion comprises upper end through slip last item and the adjustment rotating shaft be rotationally connected with slip last item upper end, the lower end of this adjustment rotating shaft is provided with large angular wheel, and the end of described screw rod is provided with the bevel pinion suitable with described large angular wheel.Regulate axis of rotation can drive bolt rotary by the structure of large bevel pinion, indentation or the stretch out while of the tail end (namely stretching out the one end outside oil seal seat) of screw rod (i.e. fixed bar).Scheme can be loaded onto in the process of oil seal seat in charge of oil encapsulation before press-fiting, and selects indentation screw rod, oil sealing is installed to the position of screw rod, then stretched out by screw rod, fixes on object on screw rod to reach charge of oil sealing.Its usefulness is: 1, can prevent oil sealing from damaging in the process loading onto oil seal seat; 2, after oil sealing installs to fixed position, can contract again by first loading screw, then take out slip last item, convenient, fast, not damaged; 3, this mechanism can make the present invention be respectively used to press-fiting of different oil sealings.
As preferably, be provided with rotary shaft rack in described oil seal seat cavity, the described rotary shaft rack described in adjustment rotating shaft is rotationally connected.Rotary shaft rack in oil seal seat cavity is in the lower end regulating rotating shaft, makes to regulate the structure of rotating shaft more stable.
As preferably, by some sections from down to up, the coaxial cylindrical component of ascending stepped arrangement is formed described axial location cylinder.Each section of cylindrical member and a kind of aperture of the deep hole installing oil sealing that needs suitable.Certainly, in the present invention, can prepare multiple different above-mentioned with the different positioning sleeves with stepped axial location cylinder, to adapt to the deep hole in more kinds of aperture.
The beneficial effect brought of the present invention is; solve the location trouble existing for prior art, cost is high; locate the technical problems such as inaccurate; achieve that a kind of structure is simple, easy to operate, location is reliable, cost is low; effective location can be reached when installing oil sealing; accurately and conveniently oil sealing can be installed on the one hand, also can play the oil sealing Special tool for assembling of reliable protective effect on the other hand to oil sealing in installation process.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of structural representation of embodiments of the invention 1;
Accompanying drawing 2 is a kind of structural representations of embodiments of the invention 2;
Accompanying drawing 3 is a kind of structural representations of embodiments of the invention 3;
Accompanying drawing 4 is a kind of sectional views of the A-A of accompanying drawing 1.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1:
As Figure 1 and Figure 4, the present invention is a kind of oil sealing Special tool for assembling, it comprises slip last item 1, the positioning sleeve 3 that can slide on this slip last item is arranged with outside slip last item 1, positioning sleeve is made up of end face positioning tube and axial location cylinder, the lower end of described slip last item is provided with the oil seal seat 5 for fixing oil sealing, oil seal seat 5 is provided with the cavity of open lower side, chamber wall is evenly distributed with three tapped through holes, an adaptive with it screw rod 6 as fixed bar is provided with in each tapped through hole, inwardly, afterbody outwardly for the head of this screw rod 6.The upper end of described positioning sleeve 3 sliding stroke is provided with positioning sleeve position-limit mechanism, positioning sleeve position-limit mechanism comprises one and is located at outside slip last item, and the stop nut 22 be threaded with slip last item, the upside of stop nut 22 is provided with the locking nut 21 be threaded with slip last item side by side with stop nut.
The present invention in use, oil sealing is located at oil seal seat bottom, fixed by oil sealing fixed bar, according to the size of oil sealing, the length that oil sealing fixed bar stretches out oil seal seat can be adjusted, according to the degree of depth of deep hole, adjust the position of positioning sleeve position-limit mechanism, to set the position of the top side that positioning sleeve can move to, oil seal seat is extend in deep hole, the axial location cylinder of positioning sleeve is located at deep hole port and (positioning sleeve of the axial location cylinder of different size need be selected according to the deep hole of different size, the inner side of axial location cylinder deep hole port is suitable, end face positioning tube is fitted on the end face of deep hole), then slip last item is moved down, positioning sleeve is fixing different, slip last item relative positioning cover is mobile, until oil sealing is pressed onto position.Regulate according to the degree of depth of deep hole and the installation site rotary spacing nut of oil sealing, thus the top dead-centre of adjustment positioning sleeve.Stop nut and locking nut form double nut retaining mechanism.
Embodiment 2:
As shown in Figure 2, the present invention is a kind of oil sealing Special tool for assembling, it comprises slip last item 1, the positioning sleeve 3 that can slide on this slip last item is arranged with outside slip last item 1, positioning sleeve 3 is made up of end face positioning tube 31 and axial location cylinder 32, the lower end of described slip last item is provided with the oil seal seat 5 for fixing oil sealing, oil seal seat is provided with the cavity of open lower side, chamber wall is evenly distributed with three tapped through holes, an adaptive with it screw rod as fixed bar is provided with in each tapped through hole, inwardly, afterbody outwardly for the head of this screw rod.Screw rod is provided with governor motion, this governor motion comprises upper end through slip last item and the adjustment rotating shaft 7 be rotationally connected with slip last item upper end, the lower end of this adjustment rotating shaft is provided with large angular wheel 9, and the end of described screw rod is provided with the bevel pinion 10 suitable with described large angular wheel 9.Be provided with rotary shaft rack 8 in oil seal seat cavity, described adjustment rotating shaft and described rotary shaft rack are rotationally connected.The upper end of described positioning sleeve sliding stroke is provided with positioning sleeve position-limit mechanism, positioning sleeve position-limit mechanism comprises one and is located at outside slip last item, and the stop nut be threaded with slip last item, the upside of stop nut is provided with the locking nut be threaded with slip last item side by side with stop nut.
Regulate axis of rotation can drive bolt rotary by the structure of large bevel pinion, indentation or the stretch out while of the tail end (namely stretching out the one end outside oil seal seat) of screw rod (i.e. fixed bar).Scheme can be loaded onto in the process of oil seal seat in charge of oil encapsulation before press-fiting, and selects indentation screw rod, oil sealing is installed to the position of screw rod, then stretched out by screw rod, fixes on object on screw rod to reach charge of oil sealing.Its usefulness is: 1, can prevent oil sealing from damaging in the process loading onto oil seal seat; 2, after oil sealing installs to fixed position, can contract again by first loading screw, then take out slip last item, convenient, fast, not damaged; 3, this mechanism can make the present invention be respectively used to press-fiting of different oil sealings.
Embodiment 3:
Required by Fig. 3, the present invention is a kind of oil sealing Special tool for assembling, it comprises slip last item, the positioning sleeve that can slide on this slip last item is arranged with outside slip last item, positioning sleeve is made up of end face positioning tube and axial location cylinder, by 3 sections from down to up, the coaxial cylindrical component of ascending stepped arrangement is formed axial location cylinder.The lower end of described slip last item is provided with the oil seal seat for fixing oil sealing, oil seal seat is provided with the cavity of open lower side, chamber wall is evenly distributed with three tapped through holes, is provided with an adaptive with it screw rod as fixed bar in each tapped through hole, inwardly, afterbody outwardly for the head of this screw rod.Screw rod is provided with governor motion, this governor motion comprises upper end through slip last item and the adjustment rotating shaft be rotationally connected with slip last item upper end, the lower end of this adjustment rotating shaft is provided with large angular wheel, and the end of described screw rod is provided with the bevel pinion suitable with described large angular wheel.Be provided with rotary shaft rack in oil seal seat cavity, described adjustment rotating shaft and described rotary shaft rack are rotationally connected.The upper end of described positioning sleeve sliding stroke is provided with positioning sleeve position-limit mechanism, positioning sleeve position-limit mechanism comprises one and is located at outside slip last item, and the stop nut be threaded with slip last item, the upside of stop nut is provided with the locking nut be threaded with slip last item side by side with stop nut.
Each section of cylindrical member and a kind of aperture of the deep hole installing oil sealing that needs of the present embodiment are suitable.Certainly, in the present invention, can prepare multiple different above-mentioned with the different positioning sleeves with stepped axial location cylinder, to adapt to the deep hole in more kinds of aperture.
So the present invention has the features such as structure is simple, easy to operate, location is reliable, cost is low.
Claims (7)
1. an oil sealing Special tool for assembling, it is characterized in that it comprises slip last item, the positioning sleeve that can slide on this slip last item is arranged with outside slip last item, positioning sleeve is made up of end face positioning tube and axial location cylinder, the lower end of described slip last item is provided with the oil seal seat for fixing oil sealing, the outside of this oil seal seat is provided with several equally distributed oil sealing fixed bars, and this oil sealing fixed bar is threaded with described oil seal seat, and the upper end of described positioning sleeve sliding stroke is provided with positioning sleeve position-limit mechanism.
2. a kind of oil sealing Special tool for assembling according to claim 1, it is characterized in that described positioning sleeve position-limit mechanism comprises one and is located at outside slip last item, and the stop nut be threaded with slip last item, the upside of stop nut is provided with the locking nut be threaded with slip last item side by side with stop nut.
3. a kind of oil sealing Special tool for assembling according to claim 1 and 2, it is characterized in that described oil seal seat is provided with the cavity of open lower side, chamber wall is provided with the tapped through hole with described fixed bar one_to_one corresponding adaptation, and described fixed bar is screw rod, inwardly, afterbody outwardly for the head of this screw rod.
4. a kind of oil sealing Special tool for assembling according to claim 3, it is characterized in that described screw rod is provided with governor motion, this governor motion comprises upper end through slip last item and the adjustment rotating shaft be rotationally connected with slip last item upper end, the lower end of this adjustment rotating shaft is provided with large angular wheel, and the end of described screw rod is provided with the bevel pinion suitable with described large angular wheel.
5. a kind of oil sealing Special tool for assembling according to claim 4, it is characterized in that being provided with rotary shaft rack in described oil seal seat cavity, described adjustment rotating shaft and described rotary shaft rack are rotationally connected.
6. a kind of oil sealing Special tool for assembling according to claim 1 and 2, is characterized in that described axial location cylinder by some sections from down to up, and the coaxial cylindrical component of ascending stepped arrangement is formed.
7. a kind of oil sealing Special tool for assembling according to claim 3, is characterized in that described axial location cylinder by some sections from down to up, and the coaxial cylindrical component of ascending stepped arrangement is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310286124.6A CN103358274B (en) | 2013-07-09 | 2013-07-09 | Dedicated tool for oil seal assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310286124.6A CN103358274B (en) | 2013-07-09 | 2013-07-09 | Dedicated tool for oil seal assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103358274A CN103358274A (en) | 2013-10-23 |
| CN103358274B true CN103358274B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310286124.6A Active CN103358274B (en) | 2013-07-09 | 2013-07-09 | Dedicated tool for oil seal assembly |
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| CN (1) | CN103358274B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN113021263A (en) * | 2021-04-20 | 2021-06-25 | 龙岩烟草工业有限责任公司 | Oil seal replacing tool |
| CN113878327A (en) * | 2021-09-22 | 2022-01-04 | 平高集团有限公司 | Shaft sleeve press-fitting device for assembling gear box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100783530B1 (en) * | 2006-10-26 | 2007-12-07 | 현대자동차주식회사 | A mounting jig rear oil seal |
| CN201824312U (en) * | 2010-10-29 | 2011-05-11 | 杭州腾骅汽车变速器有限公司 | Differential mechanism double-sided oil seal installation tool |
| CN202825709U (en) * | 2012-10-10 | 2013-03-27 | 山推工程机械股份有限公司 | Special pressing device used for skeleton oil seal assembly |
| CN203003797U (en) * | 2012-11-15 | 2013-06-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Press mounting auxiliary tool for rear oil seal of engine crankshaft |
-
2013
- 2013-07-09 CN CN201310286124.6A patent/CN103358274B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100783530B1 (en) * | 2006-10-26 | 2007-12-07 | 현대자동차주식회사 | A mounting jig rear oil seal |
| CN201824312U (en) * | 2010-10-29 | 2011-05-11 | 杭州腾骅汽车变速器有限公司 | Differential mechanism double-sided oil seal installation tool |
| CN202825709U (en) * | 2012-10-10 | 2013-03-27 | 山推工程机械股份有限公司 | Special pressing device used for skeleton oil seal assembly |
| CN203003797U (en) * | 2012-11-15 | 2013-06-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Press mounting auxiliary tool for rear oil seal of engine crankshaft |
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| Publication number | Publication date |
|---|---|
| CN103358274A (en) | 2013-10-23 |
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Owner name: HANGZHOU TENGHUA AUTOMOBILE TRANSMISSION CO., LTD. Free format text: FORMER NAME: HANGZHOU TENGHUA AUTOMOBILE TRANSMISSION LTD. |
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| CP03 | Change of name, title or address |
Address after: 310000 Zhejiang Province Economic and Technological Development Zone Hangzhou Xiasha Street Sheng Road 50 building 4 Patentee after: HANGZHOU TENGHUA AUTOMOTIVE TRANSMISSION CO., LTD. Address before: Hangzhou City, Zhejiang province 310000 economic and Technological Development Zone Street Sheng Road 50 No. 3 Patentee before: Hangzhou Tenghua Automotive Transmission Co., Ltd. |