CN201913436U - Timing gear compacting device - Google Patents
Timing gear compacting device Download PDFInfo
- Publication number
- CN201913436U CN201913436U CN2011200479319U CN201120047931U CN201913436U CN 201913436 U CN201913436 U CN 201913436U CN 2011200479319 U CN2011200479319 U CN 2011200479319U CN 201120047931 U CN201120047931 U CN 201120047931U CN 201913436 U CN201913436 U CN 201913436U
- Authority
- CN
- China
- Prior art keywords
- hole
- sleeve
- timing gears
- alignment pin
- positioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model discloses a timing gear compacting device. A positioning sleeve (2) is arranged in the sleeve (1), a guide positioning pin (3) is fixed on the positioning sleeve (2), the guide positioning pin (3) penetrates through a guide hole (1a) on the wall of the sleeve (1), a step (1b)is integrally formed at the lower end of the sleeve (1), an expanding hole (1c) is arranged at the lower end of a central hole of the sleeve (1), the expanding hole (1c) is positioned in the step (1b), an adjustable positioning pin (4) penetrates through the step (1b) radially, the adjustable positioning pin (4) is matched with the step (1b) in a threaded manner, and the adjustable positioning pin (4) is capable of extending into the expanding hole (1c). The timing gear compacting device can be positioned and guided without other compacting devices, and is convenient in clamping, high in efficiency, simple in positioning, convenient in tests and suitable for compacting of timing gears of bent axles of CG series of motorcycle engines, and high-accuracy assembling requirements can be met.
Description
Technical field
The utility model belongs to technical field of tooling clamps, specifically, and the particularly press-loading apparatus of motorcycle engine timing gears.
Background technology
Timing gears are installed on the bent axle of engine as the vitals of motorcycle engine air distribution system.Timing gears to be fitted on the bent axle qualifiedly, must satisfy two conditions simultaneously: 1) outstanding guidance quality, to reduce the deflection of timing tooth size in press-fiting process.2) accurate localization, promptly on the timing gears timing points must be to the center line of tooth with crankshaft key slot center line coplane, to guarantee the valve timing of engine.Existing press-fitting tool is by simple sleeve design, the effect that only has guiding, and there is not the accurate in locating function, whether align to have put and judge with eyes after the timing gears with the operator, not only inconvenient operation, efficient are lower, and the very difficult precision that guarantees timing tooth press-assembling surface timing angle, finally can cause the valve timing phase deviation big.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of timing gears press-loading apparatus that can effectively improve assembly precision.
The technical solution of the utility model is as follows: a kind of timing gears press-loading apparatus, comprise sleeve (1), positioning sleeve (2), guide positioning pin (3), adjustable alignment pin (4) and nut (5), in described sleeve (1), be provided with positioning sleeve (2), the centre bore of this positioning sleeve (2) is up-small and down-big taper hole, on described positioning sleeve (2), be fixed with guide positioning pin (3), pass the pilot hole (1a) of this guide positioning pin (3) from sleeve (1) wall, described pilot hole (1a) is a strip, and the axis of length direction of this pilot hole (1a) and sleeve (1) in the same way; The lower end of described sleeve (1) is formed with step (1b), and the lower end of sleeve (1) centre bore is hole enlargement hole (1c), this hole enlargement hole (1c) is positioned at step (1b), on described step (1b), radially be equipped with adjustable alignment pin (4), this adjustable alignment pin (4) and step (1b) threaded engagement, by nut (5) locking, and adjustable alignment pin (4) can stretch in the hole enlargement hole (1c).
Adopt above technical scheme, the tapering of positioning sleeve center taper hole and the awl section of bent axle to be assembled adapt, and hole enlargement hole and timing gears to be assembled adapt.When press-fiting, earlier bent axle is placed on the positioner of press pressure head below, follow suit timing gears on bent axle, then the utility model is inserted in bent axle, the awl section of bent axle is stretched in the center taper hole of positioning sleeve, because guide positioning pin can slide up and down in the pilot hole on sleeve wall, guide positioning pin matches with pilot hole, play guiding, do not rotate to guarantee positioning sleeve only in sleeve, to slide up and down; Meanwhile, the hole enlargement borehole jack is gone into timing gears, by regulating circumferential position of the present utility model, rotate adjustable alignment pin again, adjustable alignment pin is stretched in the hole enlargement hole, until the critical surface position of timing gears teeth groove end face is blocked, can locate timing gears behind the fastening nut, prevent that the relative sleeve of timing gears from rotating.The pressure head of handling press at last is descending, and pressure head compressing sleeve makes sleeve move downward together with timing gears, until the rigging position that timing gears is press fit on the bent axle.This shows, the utlity model has the effect of axially directed and circumferential location, can effectively improve the assembly precision of timing gears, and clamping is quick, simple to operation, the efficient height of assembling.
Have peep hole (1d) on the wall of described sleeve (1), this peep hole (1d) is a strip, and the axis of length direction and sleeve (1) in the same way; Have breach (1e) on described step (1b), this breach (1e) is connected with hole enlargement hole (1c), also has groove (1f) on the inwall of described breach (1e), this groove (1f) be positioned at peep hole (1d) under.In the above structure, the center line of the center line of peep hole length direction and groove length direction, crankshaft key slot center line, timing gears timing points to the center line of tooth on same vertical plane, can check the situation of timing gears on bent axle very intuitively by observing like this, thereby further improve the precision that press-fits.
Processing and manufacturing for convenience, the equal in length of the length of described peep hole (1d) and pilot hole (1a), and peep hole (1d) is over against pilot hole (1a); Described breach (1e) misplaces 90 ° on circumference with adjustable alignment pin (4).
Beneficial effect: the utility model such as integrates guiding, locatees, checks and press-fits at function, do not need other hold down gag can carry out the timing gears assembling, not only clamping is quick, the efficient height, and the location is simple, check is convenient, can satisfy the high accuracy matching requirements, is fit to press-fiting of motorcycle engine CG Series Crankshaft timing gears.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the upward view of Fig. 1.
Fig. 4 is an assembling schematic diagram of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As Fig. 1, Fig. 2 and shown in Figure 3, the utility model is made of sleeve 1, positioning sleeve 2, guide positioning pin 3, adjustable alignment pin 4 and nut 5, be provided with the positioning sleeve 2 that shape size with it adapts in sleeve 1, this positioning sleeve 2 is spacing by the step of sleeve 1 inwall middle and lower part.The centre bore of positioning sleeve 2 is up-small and down-big taper hole, and the awl section of the tapering of this taper hole and bent axle to be assembled adapts.Be set with guide positioning pin 3 on the top of described positioning sleeve 2, the axis of the axis of this guide positioning pin 3 and positioning sleeve 2 is perpendicular.One end of guide positioning pin 3 stretches in the positioning sleeve 2, passes the pilot hole 1a of the other end of guide positioning pin 3 from sleeve 1 middle and upper part wall.Described pilot hole 1a is a strip, and the length direction of this pilot hole 1a and the axis of sleeve 1 are in the same way.Also have peep hole 1d on the wall of described sleeve 1, this peep hole 1d is a strip, the axis of length direction and sleeve 1 in the same way, the equal in length of the length of described peep hole 1d and pilot hole 1a, and peep hole 1d is over against pilot hole 1a.
As can be known, be formed with step 1b in the lower end of sleeve 1 from Fig. 1, Fig. 2, Fig. 3, and the lower end of sleeve 1 centre bore is hole enlargement hole 1c, this hole enlargement hole 1c and timing gears to be assembled adapt, and the diameter of hole enlargement hole 1c is bigger than the remainder of sleeve 1 centre bore.Described hole enlargement hole 1c is positioned at step 1b, radially is equipped with adjustable alignment pin 4 on step 1b, and this is adjustable, and alignment pin 4 misplaces 90 ° on circumference with guide positioning pin 3, can transfer alignment pin 4 and guide positioning pin 3 perpendicular in the projection of same horizontal plane.Described adjustable alignment pin 4 and step 1b threaded engagement, by nut 5 lockings, and adjustable alignment pin 4 can stretch among the 1c of hole enlargement hole.Have breach 1e on described step 1b, this breach 1e and adjustable alignment pin 4 misplace 90 ° on circumference, and breach 1e and peep hole 1d are positioned at the same side on sleeve 1 wall, and breach 1e is connected with hole enlargement hole 1c.On the inwall of described breach 1e, also have groove 1f, this groove 1f be positioned at peep hole 1d under, the center line of the center line of groove 1f length direction and peep hole 1d length direction is on same perpendicular.
Operation principle of the present utility model is as follows:
From Fig. 4 and in conjunction with Fig. 1, Fig. 2, shown in Figure 3, when press-fiting for the first time, unclamp nut 5 earlier and turn adjustable alignment pin 4, adjustable alignment pin 4 is withdrawed from from the 1c of hole enlargement hole; Then bent axle 6 is placed on the positioner of press pressure head below, and on bent axle 6 suit timing gears 7, then the utility model is inserted in bent axle 6, the awl section 6a of bent axle 6 is stretched in the center taper hole of positioning sleeve 2, because guide positioning pin 3 can slide up and down among the pilot hole 1a on sleeve wall, guide positioning pin 3 matches with pilot hole 1a, plays guiding, does not rotate to guarantee 2 of positioning sleeves to slide up and down in sleeve 1; Meanwhile, hole enlargement hole 1c is inserted in timing gears 7, make the timing round dot of timing gears 7 aim at groove 1f, by rotating adjustable alignment pin 4, adjustable alignment pin 4 is stretched in the 1c of hole enlargement hole, until the critical surface position of timing gears 7 teeth groove end faces is blocked, can prevent that timing gears 7 relative sleeves 1 from rotating to timing gears 7 location behind the fastening nut 5.The pressure head of handling press at last is descending, and pressure head compressing sleeve 1 makes sleeve 1 move downward (positioning sleeve 2 relative sleeves 1 are up) together with timing gears 7, until the rigging position that timing gears 7 is press fit on the bent axle 6.
In the second time and follow-up press-fiting in the operation thereof, as long as the awl section 6a of bent axle 6 is stretched in the center taper hole of positioning sleeve 2, and the critical surface position of timing gears 7 teeth groove end faces is blocked by adjustable alignment pin 4 and got final product, and need not to adjust the position of transferring alignment pin 4 by nut 5 again, and is very convenient, quick.
Claims (3)
1. timing gears press-loading apparatus, comprise sleeve (1), it is characterized in that: in described sleeve (1), be provided with positioning sleeve (2), the centre bore of this positioning sleeve (2) is up-small and down-big taper hole, on described positioning sleeve (2), be fixed with guide positioning pin (3), pass the pilot hole (1a) of this guide positioning pin (3) from sleeve (1) wall, described pilot hole (1a) is a strip, and the axis of length direction of this pilot hole (1a) and sleeve (1) in the same way; The lower end of described sleeve (1) is formed with step (1b), and the lower end of sleeve (1) centre bore is hole enlargement hole (1c), this hole enlargement hole (1c) is positioned at step (1b), on described step (1b), radially be equipped with adjustable alignment pin (4), this adjustable alignment pin (4) and step (1b) threaded engagement, by nut (5) locking, and adjustable alignment pin (4) can stretch in the hole enlargement hole (1c).
2. timing gears press-loading apparatus according to claim 1 is characterized in that: have peep hole (1d) on the wall of described sleeve (1), this peep hole (1d) is a strip, and the axis of length direction and sleeve (1) in the same way; Have breach (1e) on described step (1b), this breach (1e) is connected with hole enlargement hole (1c), also has groove (1f) on the inwall of described breach (1e), this groove (1f) be positioned at peep hole (1d) under.
3. timing gears press-loading apparatus according to claim 2 is characterized in that: the equal in length of the length of described peep hole (1d) and pilot hole (1a), and peep hole (1d) is over against pilot hole (1a); Described breach (1e) misplaces 90 ° on circumference with adjustable alignment pin (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200479319U CN201913436U (en) | 2011-02-25 | 2011-02-25 | Timing gear compacting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200479319U CN201913436U (en) | 2011-02-25 | 2011-02-25 | Timing gear compacting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201913436U true CN201913436U (en) | 2011-08-03 |
Family
ID=44413252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200479319U Expired - Lifetime CN201913436U (en) | 2011-02-25 | 2011-02-25 | Timing gear compacting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201913436U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102126123A (en) * | 2011-02-25 | 2011-07-20 | 力帆实业(集团)股份有限公司 | Press mounting tool for timing gear of motorcycle engine |
| CN106239123A (en) * | 2016-08-29 | 2016-12-21 | 中航动力股份有限公司 | A kind of method of turbine disk end face curved tooth Dock With Precision Position |
| CN113649782A (en) * | 2021-07-30 | 2021-11-16 | 江西昌河航空工业有限公司 | Tool for press fitting of bushing on non-coaxial hole of support piece and mounting method |
-
2011
- 2011-02-25 CN CN2011200479319U patent/CN201913436U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102126123A (en) * | 2011-02-25 | 2011-07-20 | 力帆实业(集团)股份有限公司 | Press mounting tool for timing gear of motorcycle engine |
| CN102126123B (en) * | 2011-02-25 | 2012-05-23 | 力帆实业(集团)股份有限公司 | Press mounting tool for timing gear of motorcycle engine |
| CN106239123A (en) * | 2016-08-29 | 2016-12-21 | 中航动力股份有限公司 | A kind of method of turbine disk end face curved tooth Dock With Precision Position |
| CN106239123B (en) * | 2016-08-29 | 2018-11-02 | 中航动力股份有限公司 | A kind of method of turbine disk end face curved tooth Dock With Precision Position |
| CN113649782A (en) * | 2021-07-30 | 2021-11-16 | 江西昌河航空工业有限公司 | Tool for press fitting of bushing on non-coaxial hole of support piece and mounting method |
| CN113649782B (en) * | 2021-07-30 | 2023-06-27 | 江西昌河航空工业有限公司 | Tool for press-fitting bush on non-coaxial hole of support piece and mounting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202498114U (en) | Multi-angle and multi-diameter workpiece bending device | |
| CN201913436U (en) | Timing gear compacting device | |
| CN102126123B (en) | Press mounting tool for timing gear of motorcycle engine | |
| CN202427787U (en) | Clamping mechanism for thin-wall pipe fittings | |
| CN204525163U (en) | Axle shaft gear processing and positioning device | |
| CN203973158U (en) | A kind of timing gears press-fit positioner | |
| CN103273334B (en) | A kind of constant velocity cardan joint clutch can scrapes dress of doing manual work | |
| CN208147756U (en) | A kind of fast-connecting type pin removal | |
| CN204771421U (en) | Bush is stereotyped and is channeled into mechanism | |
| CN104759891A (en) | Small bent tube ring-looping machine | |
| CN202271199U (en) | Fixture clamp for broaching timing gear key groove on hydraulic broacher | |
| CN204028408U (en) | Roller traction formula fiber stub threading mechanism | |
| CN203541754U (en) | Internal gear shaping fixture | |
| CN203448968U (en) | Bearing press fitting device | |
| CN202411779U (en) | Improved structure of compression joint device of cooling fan | |
| CN205628941U (en) | Be used for tensile novel pulling force of bar copper machine | |
| CN104308582A (en) | Hydraulic chuck for machine tool | |
| CN204736170U (en) | Press drill bushing device | |
| CN209812149U (en) | Floating screw-in clamping and positioning device | |
| CN104907747B (en) | Zero fast lead-in structure of accompanying positioning tool | |
| CN209953549U (en) | Seamless steel tube straightening machine | |
| CN209334575U (en) | A kind of expander die | |
| CN103639725A (en) | Cylindrical turning positioning tool | |
| CN202621883U (en) | Positioning structure of die-casting mold | |
| CN210059562U (en) | Stamping part slab die-entering positioning pin convenient to mount and dismount |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110803 Effective date of abandoning: 20120523 |