CN104260044B - Valve oil seal press mounting tool - Google Patents
Valve oil seal press mounting tool Download PDFInfo
- Publication number
- CN104260044B CN104260044B CN201410384584.7A CN201410384584A CN104260044B CN 104260044 B CN104260044 B CN 104260044B CN 201410384584 A CN201410384584 A CN 201410384584A CN 104260044 B CN104260044 B CN 104260044B
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- hole
- oil seal
- valve oil
- axle
- tappet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/0028—Tools for removing or installing seals
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of valve oil seal press mounting tool, comprising: housing, the cavity that its inside is provided with ladder hole and is connected with shoulder hole, cavity is provided with air admission hole; Jacking mechanism, it is arranged in this ladder hole in the mode that can reciprocatingly slide along ladder hole; Valve oil seal installing sleeve, its one end is for placing valve oil seal to be assembled, and the other end is arranged on the opening part in the second hole and connects with jacking jam; Sealing-plug, its buckle closure is at the opening part in the first hole.The present invention adopts the pneumatic mode press-fited, thus achieves the rapidly and efficiently installation of valve oil seal, and ensure that the assembly precision of valve oil seal, the lifting of efficiency of assembling, has saved installation time, and then has saved assembly cost.
Description
Technical field
The invention belongs to automobile engine assembly tool field, particularly a kind of valve oil seal press mounting tool.
Background technology
The mounting means of existing valve oil seal is the size according to valve oil seal installing hole, produce the pole that size is suitable, after valve oil seal hand carefully being put into mounting hole site during assembling, valve oil seal is propped up with pole one end, rap the pole other end with rubber hammer again, valve oil seal is pounded install to position carefully.
This mounting means is consuming time longer, and efficiency of assembling is lower, and cannot ensure the centering of valve oil seal, thus makes the assembly precision of valve oil seal be difficult to be guaranteed, and also result in potential safety hazard to engine.Due to the difference of engine cylinder cap air valve seal mounting hole position size, need the pole making different-diameter, and then cause the raising of assembly cost.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of valve oil seal press mounting tool promoting efficiency of assembling, improve assembly precision, save assembly cost.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
A kind of valve oil seal press mounting tool, comprising:
Housing, its inside is provided with ladder hole, and this ladder hole comprises the first hole and the second hole; Also be provided with the cavity be connected with described first hole in described housing, described cavity is provided with air admission hole;
Jacking mechanism, it is arranged in described ladder hole and also can reciprocatingly slides along this ladder hole;
Valve oil seal installing sleeve, its one end is for placing valve oil seal to be assembled, and the other end is arranged on the opening part in described second hole and connects with described jacking jam;
Sealing-plug, its buckle closure is at the opening part in described first hole;
Described jacking mechanism comprises:
Tappet, it is arranged in described ladder hole, and the head outer wall of this tappet and the inwall in described first hole are slidably matched, and the bar portion of described tappet can be inserted in described second hole and to be slidably matched with the inwall in this second hole;
First spring, it is sleeved on the bar portion of described tappet, is placed in described first hole; One end of this first spring and the shoulder of described ladder hole are fitted, and fit in the bottom surface of the other end and described tappet head;
Stationary spindle, it is slidably arranged in described second hole; One end of this stationary spindle and described valve oil seal installing sleeve tight joint, the other end can contact with the bar portion of described tappet.
Preferably, by magnetic pad tight joint between described stationary spindle and described valve oil seal installing sleeve, described magnetic pad can be placed in described second hole.
Preferably, described stationary spindle inside is provided with three rank ladder holes, this three rank ladder hole is from first to last followed successively by single order hole, second order hole, three holes, rank, the tail end of described stationary spindle and described valve oil seal installing sleeve tight joint, the head end of this stationary spindle can contact with the bar portion of described tappet;
Described jacking mechanism also comprises:
Guiding axle, it is arranged in three rank ladder holes, and this guiding axle is three rank multidiameters, and described guiding axle is from first to last followed successively by single order axle, second order axle, three rank axles; Described single order axle and described single order hole tight joint; Described three rank axles successively through described second order hole and described three holes, rank, and pass from described valve oil seal installing sleeve;
Second spring, it is sleeved on described three rank axles, is placed in described second order hole; One end of described second spring and the shoulder in described second order hole are fitted, and the shoulder contact of the other end and described second order axle, described second order axle is placed in described second order hole.
Preferably, described single order axle and described single order hole thread connection.
Preferably, described second order axle is placed in described single order hole, is provided with space between described second order axle and described single order hole.
Preferably, be provided with lid between the head end of described stationary spindle and the bar portion of described tappet, the openend of described lid and the head end tight joint of described stationary spindle, the other end of this lid can contact with the bar portion of described tappet; At least one the 3rd spring is provided with in described lid; Described 3rd spring one end can be fitted through the end of described single order hole and described single order axle, and the inner face of the other end and described lid is fitted.
Preferably, the openend of described lid and the head end thread connection of described stationary spindle.
Preferably, described cavity is provided with relief valve.
Preferably, sealing ring is provided with between described sealing-plug and described housing.
Valve oil seal press mounting tool of the present invention carries compressed air by air admission hole in housing, and air pressure promotes jacking mechanism, and the valve oil seal in installing sleeve is press fit in engine cylinder cap air valve seal mounting hole by jacking mechanism urges valve oil seal installing sleeve.The present invention adopts the pneumatic mode press-fited, thus achieves the rapidly and efficiently installation of valve oil seal, and ensure that the assembly precision of valve oil seal, the lifting of efficiency of assembling, has saved installation time, and then has saved assembly cost.
Accompanying drawing explanation
The sectional view of the valve oil seal press mounting tool that Fig. 1 provides for the embodiment of the present invention;
The sectional view of the valve oil seal press mounting tool middle shell that Fig. 2 provides for the embodiment of the present invention;
The sectional view of valve oil seal installing sleeve in the valve oil seal press mounting tool that Fig. 3 provides for the embodiment of the present invention;
The sectional view of stationary spindle in the valve oil seal press mounting tool that Fig. 4 provides for the embodiment of the present invention;
The sectional view of the tappet of the first spring is housed in the valve oil seal press mounting tool that Fig. 5 provides for the embodiment of the present invention;
The sectional view of the axle that leads in the valve oil seal press mounting tool that Fig. 6 provides for the embodiment of the present invention;
The front view of the lid of the 3rd spring is housed in the valve oil seal press mounting tool that Fig. 7 provides for the embodiment of the present invention;
Fig. 8 is the A-A sectional view of Fig. 7.
In Fig. 1 to Fig. 8, Reference numeral is: 1 valve oil seal installing sleeve, 2 relief valves, 3 magnetic pads, 4 housings, 41 ladder holes, 41a first hole, 41b second hole, 42 cavitys, 5 second springs, 6 guiding axles, 6a single order axle, 6b second order axle, 6c tri-rank axle, 7 stationary spindles, 71 3 rank ladder holes, 71a single order hole, 71b second order hole, hole, 71c tri-rank, 8 lids, 9 tappets, 10 sealing-plugs, 11 sealing rings, 12 air admission holes, 13 first springs, 14 the 3rd springs.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
As shown in Figure 1, a kind of valve oil seal press mounting tool, comprising: valve oil seal installing sleeve 1, housing 4, jacking mechanism seals plug 10 and jacking mechanism.Wherein, as shown in Figure 2, housing 4 inside is provided with axial ladder hole 41, and this ladder hole 41 comprises the first hole 41a and the second hole 41b.The cavity 42 be connected with the first hole 41a is also provided with in housing 4, cavity 42 is for axially extending and be arrangeding in parallel with ladder hole 41, air admission hole 12 is arranged on cavity 42, the openend of this air admission hole 12 and the openend of the first hole 41a are positioned at the homonymy of housing 4, the axis of air admission hole 12 and the axis being parallel of the first hole 41a.Jacking organization establishes also can reciprocatingly slide along this ladder hole 41 in ladder hole 41.
As shown in Figure 3, axially extending bore is provided with in valve oil seal installing sleeve 1, this through hole is a shoulder hole, through hole is for placing valve oil seal to be assembled, valve oil seal is inserted and placed in this through hole from an openend of through hole, and one end that installing sleeve 1 is relative with valve oil seal is arranged on the opening part of the second hole 41b and connects with jacking jam.Sealing-plug 10 buckle closure is at the opening part of the first hole 41a.
This valve oil seal press mounting tool carries compressed air by air admission hole 12 in housing 4, and air pressure promotes jacking mechanism, and the valve oil seal in installing sleeve is press fit in engine cylinder cap air valve seal mounting hole by jacking mechanism urges valve oil seal installing sleeve 1.
A kind of embodiment, jacking mechanism comprises: stationary spindle 7, tappet 9 and the first spring 13.Wherein, as shown in Figure 1, tappet 9 is arranged in ladder hole 41, and the head outer wall of this tappet 9 and the inwall of the first hole 41a are slidably matched, and the bar portion of tappet 9 can be inserted in the second hole 41b and to be slidably matched with the inwall of this second hole 41b.As shown in Figure 5, the first spring 13 is sleeved on the bar portion of tappet 9.As shown in Figure 1, the first spring 13 is placed in the first hole 41a, and one end of this first spring 13 and the shoulder of ladder hole 41 are fitted, and fit in the bottom surface of the other end and tappet 9 head.Stationary spindle 7 is slidably arranged in the second hole 41b, one end of this stationary spindle 7 and valve oil seal installing sleeve 1 tight joint, and the other end can contact with the bar portion of tappet 9.Preferably, housing 4 adopts the non-magnet material such as aluminum or nylon, stationary spindle 7 and valve oil seal installing sleeve 1 select steel to make, and by magnetic pad 3 tight joint between stationary spindle 7 and valve oil seal installing sleeve 1, magnetic pad 3 can be placed in the second hole 41b.By magnetic pad 3 by stationary spindle 7 and valve oil seal installing sleeve 1 tight joint, be easy to realize, and dismounting is convenient.
During use, compressed air enters from air admission hole 12, air pressure promotes tappet 9, acting on of the first spring 13, the head of tappet 9 slowly to slide propelling along the inwall of the first hole 41a, the bar portion of tappet 9 is inserted in the second hole 41b propelling of slowly sliding, and the bar portion of tappet 9 promotes stationary spindle 7 and slides along the second hole 41b, and then stationary spindle 7 promotes valve oil seal installing sleeve 1 and is press fit in engine cylinder cap air valve seal mounting hole by the valve oil seal in installing sleeve.This jacking mechanism ensure that valve oil seal assembling steadily.
Another kind of embodiment, it improves further on the basis of a upper embodiment.As shown in Figure 4, stationary spindle 7 inside is provided with three rank ladder holes 71, and this three rank ladder hole 71 is from first to last followed successively by single order hole 71a, second order hole 71b, three hole, rank 71c, the tail end of stationary spindle 7 and valve oil seal installing sleeve 1 tight joint.
As shown in Figure 1, guiding axle 6 is arranged in three rank ladder holes 71, and as shown in Figure 6, guiding axle 6 is three rank multidiameters, and this guiding axle 6 is from first to last followed successively by single order axle 6a, second order axle 6b, three rank axle 6c.Single order axle 6a and single order hole 71a tight joint, preferably, the outer wall of single order axle 6a is provided with external screw thread, the inwall of single order hole 71a is provided with internal thread, single order axle 6a and single order hole 71a thread connection.If figure tri-rank axle 6c is successively through second order hole 71b and three hole, rank 71c, and pass from valve oil seal installing sleeve 1, time between stationary spindle 7 and valve oil seal installing sleeve 1 by magnetic pad 3 tight joint, as shown in Figure 1, three rank axle 6c are also through magnetic pad 3.
As shown in Figure 1, the second spring 5 is sleeved on three rank axle 6c, is placed in the 71b of second order hole.One end of second spring 5 and the shoulder of second order hole 71b are fitted, and the shoulder contact of the other end and second order axle 6b, second order axle 6b can be placed in the 71b of second order hole.
As shown in Figure 1, preferably, be provided with lid 8 between the head end of stationary spindle 7 and the bar portion of tappet 9, the openend of lid 8 and the head end tight joint of stationary spindle 7, the other end of this lid 8 can contact with the bar portion of tappet 9.Preferably, as shown in Figure 8, the openend of lid 8 is provided with internal thread.As shown in Figure 4, the head end of stationary spindle 7 is provided with external screw thread, and the openend of lid 8 and the head end of stationary spindle 7 pass through thread connection.When the bar portion of tappet 9 contacts with lid 8, in order to ensure centering, therefore a cylindrical projection is formed with in the end face center in tappet 9 bar portion, the through hole matched with cylindrical projection is formed in the center, outer face of lid 8, so before tappet 9 contacts with lid 8, cylindrical projection is first inserted in described through hole, plays the effect guiding centering.
As shown in Figure 7 and Figure 8, being evenly provided with three the 3rd spring the 14, three spring 14 one end in lid can fit through the end of single order hole 71a and single order axle 6a, and the inner face of the other end and lid 8 is fitted.
In use, valve oil seal is placed in the through hole of installing sleeve 1 press mounting tool, and three rank axle 6c in guiding axle 6 are from entering into installing sleeve 1 after magnetic pad 3 passes and passing from the center sky of valve oil seal.After guiding axle 6 is inserted into engine cylinder cap air valve installing hole, compressed air enters from air admission hole 12, air pressure promotes tappet 9, lid 8, stationary spindle 7, installing sleeve 1 successively, and valve oil seal is press fit in engine cylinder cap air valve seal mounting hole the most at last.After having press-fited, stop to air admission hole 12 air feed, started to restore to the original state by the first spring 13 compressed, acting on of the first spring 13, tappet 9 starts backhaul.Installing sleeve 1, stationary spindle 7 and lid 8 also can forced back towards original position.Press-fit in process whole, guiding axle 6 whole process serves the effect guiding guiding.The double-spring structure of the second spring 5 and the 3rd spring 14 and the 3rd spring 14 coordinate with lid 8, guiding axle 6 press-fits whole the axial compressive force being subject to spring in process all the time, guarantee guiding axle 6 closely cooperates with stationary spindle 7, guarantee to there will not be jitter phenomenon in the use procedure of guiding axle 6, ensure that assembly precision.
According to the actual conditions in use procedure, as led, the length of axle 6 can not meet user demand, due to single order axle 6a and single order hole 71a thread connection, then rotary steering axle 6 can change the extension elongation of the axle 6 that leads.
While change guiding axle 6 extension elongation, second order axle 6b can move axially in the 71a of single order hole, and may compress the second spring 5 and be inserted in the 71b of second order hole, for this reason preferably, be provided with space between second order axle 6b and single order hole 71a, can frictional resistance be reduced.
In order to control the air pressure in housing 4, guaranteeing that the internal pressure in housing 4 can not exceed standard, preferably, as shown in Figure 1, cavity 42 being provided with relief valve 2.
Because jacking mechanism is inserted in housing 4 from the openend of the first hole 41a, there is sealing-plug 10 at the opening part buckle closure of the first hole 41a for this reason.In order to improve sealing, as shown in Figure 1, preferably sealing ring 11 is provided with between sealing-plug 10 and housing 4.
By above-described embodiment, be not difficult to find out, valve oil seal press mounting tool adopts the pneumatic mode press-fited, thus achieve the rapidly and efficiently installation of valve oil seal, and ensure that the assembly precision of valve oil seal, the lifting of efficiency of assembling, save installation time, and then save assembly cost.
In sum, content of the present invention is not limited in the above-described embodiments, and those skilled in the art can propose other embodiment easily according to guiding theory of the present invention, and these embodiments all comprise within the scope of the present invention.
Claims (9)
1. a valve oil seal press mounting tool, is characterized in that, comprising:
Housing (4), its inside is provided with ladder hole (41), and this ladder hole (41) comprises the first hole (41a) and the second hole (41b); Also be provided with the cavity (42) be connected with described first hole (41a) in described housing (4), described cavity (42) be provided with air admission hole (12);
Jacking mechanism, it is arranged in described ladder hole (41) and also can reciprocatingly slides along this ladder hole (41);
Valve oil seal installing sleeve (1), its one end is for placing valve oil seal to be assembled, and the other end is arranged on the opening part of described second hole (41b) and connects with described jacking jam;
Sealing-plug (10), its buckle closure is at the opening part of described first hole (41a);
Described jacking mechanism comprises:
Tappet (9), it is arranged in described ladder hole (41), the head outer wall of this tappet (9) and the inwall in described first hole (41a) are slidably matched, and the bar portion of described tappet (9) can be inserted in described second hole (41b) and to be slidably matched with the inwall in this second hole (41b);
First spring (13), it is sleeved on the bar portion of described tappet (9), is placed in described first hole (41a); One end of this first spring (13) and the shoulder of described ladder hole (41) are fitted, and fit in the bottom surface of the other end and described tappet (9) head;
Stationary spindle (7), it is slidably arranged in described second hole (41b); One end of this stationary spindle (7) and described valve oil seal installing sleeve (1) tight joint, the other end can contact with the bar portion of described tappet (9).
2. valve oil seal press mounting tool according to claim 1, it is characterized in that: by magnetic pad (3) tight joint between described stationary spindle (7) and described valve oil seal installing sleeve (1), described magnetic pad (3) is placed in described second hole (41b).
3. valve oil seal press mounting tool according to claim 1, it is characterized in that: described stationary spindle (7) inside is provided with three rank ladder holes (71), these three rank ladder hole (71) are from first to last followed successively by single order hole (71a), second order hole (71b), three holes, rank (71c), the tail end of described stationary spindle (7) and described valve oil seal installing sleeve (1) tight joint, the head end of this stationary spindle (7) can contact with the bar portion of described tappet (9);
Described jacking mechanism also comprises:
Guiding axle (6), it is arranged in three rank ladder holes (71), this guiding axle (6) is three rank multidiameters, and described guiding axle (6) is from first to last followed successively by single order axle (6a), second order axle (6b), three rank axles (6c); Described single order axle (6a) and described single order hole (71a) tight joint; Described three rank axles (6c) successively through described second order hole (71b) and described three holes, rank (71c), and pass from described valve oil seal installing sleeve (1);
Second spring (5), it is sleeved on described three rank axles (6c), is placed in described second order hole (71b); One end of described second spring (5) and the shoulder in described second order hole (71b) are fitted, the shoulder contact of the other end and described second order axle (6b), described second order axle (6b) can be placed in described second order hole (71b).
4. valve oil seal press mounting tool according to claim 3, is characterized in that: described single order axle (6a) and described single order hole (71a) thread connection.
5. valve oil seal press mounting tool according to claim 4, it is characterized in that: described second order axle (6b) is placed in described single order hole (71a), is provided with space between described second order axle (6b) and described single order hole (71a).
6. valve oil seal press mounting tool according to claim 3, it is characterized in that: between the head end of described stationary spindle (7) and the bar portion of described tappet (9), be provided with lid (8), the openend of described lid (8) and the head end tight joint of described stationary spindle (7), the other end of this lid (8) can contact with the bar portion of described tappet (9); At least one the 3rd spring (14) is provided with in described lid; Can fit through the end of described single order hole (71a) with described single order axle (6a) in described 3rd spring (14) one end, the inner face of the other end and described lid (8) is fitted.
7. valve oil seal press mounting tool according to claim 6, is characterized in that: the openend of described lid (8) and the head end thread connection of described stationary spindle (7).
8. valve oil seal press mounting tool according to claim 1, is characterized in that: described cavity (42) is provided with relief valve (2).
9. valve oil seal press mounting tool according to claim 1, is characterized in that: be provided with sealing ring (11) between described sealing-plug (10) and described housing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384584.7A CN104260044B (en) | 2014-08-06 | 2014-08-06 | Valve oil seal press mounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384584.7A CN104260044B (en) | 2014-08-06 | 2014-08-06 | Valve oil seal press mounting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104260044A CN104260044A (en) | 2015-01-07 |
| CN104260044B true CN104260044B (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410384584.7A Active CN104260044B (en) | 2014-08-06 | 2014-08-06 | Valve oil seal press mounting tool |
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| CN (1) | CN104260044B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108700B (en) * | 2015-08-24 | 2017-04-26 | 安徽江淮汽车集团股份有限公司 | Assembling tool of valve guide pipe |
| CN104999423B (en) * | 2015-08-24 | 2016-08-31 | 安徽江淮汽车股份有限公司 | The assembly tool of valve guide bushing |
| CN107053077B (en) * | 2017-05-17 | 2018-11-23 | 嵊州市高新技术发展有限公司 | A kind of oil sealing press-in device on automobile crane |
| CN108436831B (en) * | 2018-06-29 | 2023-08-01 | 广西玉柴机器股份有限公司 | Floatable valve oil seal pressure head |
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| US5819411A (en) * | 1997-03-18 | 1998-10-13 | Siemens Automotive Corporation | Automatic injector insertion station |
| US6108892A (en) * | 1998-04-10 | 2000-08-29 | Ricoh Company, Ltd. | Seal member automatic fitting apparatus and method |
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| CN103552025A (en) * | 2013-10-25 | 2014-02-05 | 安徽江淮汽车股份有限公司 | Valve oil seal assembly tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3406144C1 (en) * | 1984-02-21 | 1985-09-12 | Deere & Co., Moline, Ill., US, Niederlassung Deere & Co. European Office, 6800 Mannheim | Insertion tool for inserting a round cord ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5819411A (en) * | 1997-03-18 | 1998-10-13 | Siemens Automotive Corporation | Automatic injector insertion station |
| US6108892A (en) * | 1998-04-10 | 2000-08-29 | Ricoh Company, Ltd. | Seal member automatic fitting apparatus and method |
| CN2715922Y (en) * | 2004-01-16 | 2005-08-10 | 徐州工程机械科技股份有限公司徐工研究院 | Quickly replaced framework oil seal |
| CN201471126U (en) * | 2009-04-27 | 2010-05-19 | 芜湖恒隆汽车转向系统有限公司 | Device for preventing stop collar from being moved by pressure head after oil seal pressing |
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| CN103552025A (en) * | 2013-10-25 | 2014-02-05 | 安徽江淮汽车股份有限公司 | Valve oil seal assembly tool |
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| Publication number | Publication date |
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| CN104260044A (en) | 2015-01-07 |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automotive Co., Ltd. |