CN104400134A - Method for processing spline shaft with tooth aligning requirement and incomplete tooth number - Google Patents
Method for processing spline shaft with tooth aligning requirement and incomplete tooth number Download PDFInfo
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- CN104400134A CN104400134A CN201410595971.5A CN201410595971A CN104400134A CN 104400134 A CN104400134 A CN 104400134A CN 201410595971 A CN201410595971 A CN 201410595971A CN 104400134 A CN104400134 A CN 104400134A
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Abstract
The invention relates to a method for processing a spline shaft with a tooth aligning requirement and the incomplete tooth number. The method comprises the following steps of (1) the processing of a middle spline of the spline shaft: the spline shaft is installed, clamped and fixed on a tooth inserting machine, the middle spline is processed on the spline shaft, and in addition, wide teeth are set; (2) the processing of an end spline of one end of the spline shaft: the spline shaft is positioned, installed and clamped on the tooth inserting machine, the wide tooth positions of the middle spline shaft are fixed in specific positions by clamp teeth engaged with the middle spline, and the end spline is processed at the upper end of the spline shaft through tooth insertion, so that wide teeth of the end part spline are aligned with the wide teeth of the middle spline; (3) the processing of an end part spline of the other end of the spline shaft: one end, provided with the end spline, of the spline shaft is downward, the spline shaft is positioned, installed and clamped on the tooth inserting machine, the positions of the wide teeth of the middle part are fixed in the same positions in the second step through the clamp teeth engaged with the middle part spline shaft, the end part spline is processed at the upper end of the spline shaft through tooth insertion by the tooth inserting machine, and the wide teeth of the end part spline are aligned with the wide teeth of the middle part spline.
Description
Technical field
The invention belongs to Machining Technology field, being specifically related to one needs tooth and the incomplete spline machining method of the number of teeth.
Background technology
As shown in Figure 1, be a kind of structural representation of splined shaft.This splined shaft comprises splined shaft body 1, the two ends of splined shaft body 1 are respectively equipped with end spline 1a, the middle part of splined shaft body 1 is provided with middle part spline 1b, the external diameter of middle part spline 1b is greater than the external diameter of end spline 1a, is respectively equipped with transition smooth section 1c between spline 1b and the two end spline 1a of middle part.Especially, middle part spline 1b is with all to have a wide tooth in end spline 1a different from other gear teeth, cause this splined shaft that the mode of gear hobbing cannot be adopted to process, and the status requirement of the wide tooth of middle part spline and end spline is on the same bus of splined shaft body, required precision is high.
The method of existing this splined shaft of processing is milling method, namely utilize numerical control machining center directly on splined shaft Milling Process go out middle part spline and end spline.Although this processing method can meet the processing request of splined shaft to a certain extent, there is the defect that working (machining) efficiency is low, cost is high.
Summary of the invention
In view of this, one is the object of the present invention is to provide to need tooth and the incomplete spline machining method of the number of teeth, the middle spline of splined shaft and the processing request of end spline can not only be met, and the wide tooth contraposition of the wide tooth of middle spline and end spline is accurate, and can enhances productivity and reduce production cost.
For achieving the above object, the invention provides following technical scheme:
One needs tooth and the incomplete spline machining method of the number of teeth, comprises the steps:
1) process spline in the middle part of splined shaft: be fixed on gear shapping machine by splined shaft clamping, utilize gear shapping machine on splined shaft, process middle part spline, and wide tooth is set on the spline of middle part;
2) end spline of splined shaft wherein one end is processed: by splined shaft positioning and clamping on gear shapping machine, utilize, with the latch of middle part spline engagement, the position of the wide tooth of middle part spline is fixed on specific position, with the wide tooth of middle part spline for benchmark, utilize gear shapping machine in splined shaft upper end Gear Shaping end spline, and make the wide tooth alignment of the wide tooth of this end spline and middle part spline;
3) end spline of the splined shaft other end is processed: spline machining is had one end of end spline down, and by splined shaft positioning and clamping on gear shapping machine, utilize with the latch of middle part spline engagement, the position of the wide tooth of middle part spline is fixed on and step 2) in same position, with the wide tooth of middle part spline for benchmark, recycling gear shapping machine in splined shaft upper end Gear Shaping end spline, and makes the wide tooth alignment of the wide tooth of this end spline and middle part spline.
Further, in described step 1), middle part spline gear-shaping clamp is adopted to be fixed on gear shapping machine by splined shaft clamping, the clamp body I that described middle part spline gear-shaping clamp comprises base I and is arranged on described base I, described base I is provided with the central through hole I coordinated with the end of splined shaft, described clamp body I is provided with the mounting groove I coordinated with the transition smooth section of splined shaft, and described mounting groove I is provided with and mounts cover on its notch and pressing plate I for being fixed by described splined shaft.
Further, in described base I, be provided with the screwed hole I being positioned at described central through hole I radial direction, in described screwed hole I, be provided with the holding screw I for tightening splined shaft.
Further, the bottom of described mounting groove I is provided with the V-type inclined-plane I for coordinating with the transition smooth section of splined shaft, and the width of described mounting groove I is more than or equal to the external diameter of transition smooth section.
Further, described step 2) and step 3) in, adopt end spline gear-shaping clamp by splined shaft positioning and clamping on gear shapping machine;
The clamp body II that described end spline gear-shaping clamp comprises base II and is arranged on base, described base II is provided with the central through hole II with the middle part spline fitted of splined shaft, the end face of described base II is provided with and is positioned at described central through hole II chute in the radial direction, the clamp be slidably matched with it is installed in described chute, described latch is arranged on the side of described clamp towards described central through hole II, and is provided with the locking mechanism for locking clamp position between described clamp and described chute; Described clamp body II is provided with the mounting groove II coordinated with the transition smooth section of splined shaft, and described mounting groove II is provided with and mounts cover on its notch and pressing plate II for being fixed by described splined shaft.
Further, in described base II, be provided with the screwed hole II being positioned at described central through hole II radial direction, in described screwed hole II, be provided with the holding screw II for tightening splined shaft.
Further, the bottom of described mounting groove II is provided with the V-type inclined-plane II for coordinating with the transition smooth section of splined shaft, and the width of described mounting groove II is more than or equal to the external diameter of transition smooth section.
Further, described clamp is provided with the arc groove with middle spline fitted towards the side of described central through hole II.
Further, the two ends of described arc groove are respectively equipped with the latch of at least one and middle spline engagement.
Beneficial effect of the present invention is:
Of the present inventionly to need tooth and the incomplete spline machining method of the number of teeth, adopt the method for Gear Shaping, first spline in the middle part of Gear Shaping on splined shaft, and the wide tooth in the middle part of utilizing, spline arranged is as the machining benchmark of the end spline at two ends, and utilize the wide tooth of locating middle part spline with the latch of middle part spline engagement, when making the end spline of processing two ends respectively, the position of the wide tooth of middle part spline is all in the same specific location of setting, and with the wide tooth of middle part spline for benchmark, after splined shaft one end end spline machines, commutate splined shaft clamping again, in splined shaft other end Gear Shaping end spline, the wide tooth of two end spline can be made all to align with the wide tooth of middle part spline, namely the middle part wide tooth of spline and the wide tooth of two end spline are all positioned on the same bus of splined shaft, contraposition is accurate, processing request can be met, and adopt the processing method of gear shaping compared to existing milling method, working (machining) efficiency is higher, processing cost is less.
Accompanying drawing explanation
In order to make object of the present invention, technical scheme and beneficial effect clearly, the invention provides following accompanying drawing and being described:
Fig. 1 is the structural representation of splined shaft;
Fig. 2 is the structural representation of middle part spline gear-shaping clamp embodiment;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the structural representation of base I;
Fig. 5 is the A-A sectional view of Fig. 4;
Fig. 6 is the structural representation of clamp body I;
Fig. 7 is the B-B sectional view of Fig. 6;
Fig. 8 is the structural representation of end spline gear-shaping clamp embodiment;
Fig. 9 is the top view of Fig. 8;
Figure 10 is the structural representation of base II;
Figure 11 is the A-A sectional view of Figure 10;
Figure 12 is the structural representation of clamp body II;
Figure 13 is the B-B sectional view of Figure 12;
Structural representation when Figure 14 is spline engagement in the middle of clamp and splined shaft.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described, can better understand the present invention and can be implemented, but illustrated embodiment is not as a limitation of the invention to make those skilled in the art.
Needing tooth and the incomplete spline machining method of the number of teeth of the present embodiment, comprise the steps:
1) process spline in the middle part of splined shaft: be fixed on gear shapping machine by splined shaft 1 clamping, utilize gear shapping machine on splined shaft 1, process middle part spline 1b, and wide tooth 1d is set on the spline 1b of middle part.Concrete, this step adopts middle part spline gear-shaping clamp to be fixed on gear shapping machine by splined shaft 1 clamping, the clamp body I 3 that middle part spline gear-shaping clamp comprises base I 2 and is arranged on base I 2, base I 2 is provided with the central through hole I 4 coordinated with the end of splined shaft 1, clamp body I 2 is provided with the mounting groove I 5 coordinated with the transition smooth section 1c of splined shaft 1, and mounting groove I 5 is provided with and mounts cover on its notch and pressing plate I 6 for being fixed by splined shaft 1.The notch two ends of the mounting groove I 5 of the present embodiment are respectively equipped with internal thread hole I 7, and on pressing plate I 6, correspondence is provided with through hole, and pressing plate I 6 is fixed by screws on the notch of mounting groove I 5.During use, by in the central through hole I 4 of splined shaft 1 lower end inserted base I 2, clamp body I 3 and pressing plate I 6 is utilized to be fixed by the transition smooth section 1c of splined shaft 1, make splined shaft 1 need the position of processing middle part spline to be positioned at the top of clamp body I 3, then utilize gear shapping machine on splined shaft 1, process middle part spline 1b.
Preferably, the screwed hole I 8 being positioned at described central through hole I 4 radial direction is provided with in base I 2, be provided with the holding screw for tightening splined shaft 1 in screwed hole I 8, further fixing splined shaft 1, prevent splined shaft 1 from loosening in the Gear Shaping process of middle spline 1b.
Preferably, the bottom of mounting groove I 5 is provided with V-type inclined-plane I 5a for coordinating with the transition smooth section 1c of splined shaft 1, the width of mounting groove I 5 is more than or equal to the external diameter of transition smooth section 1c, during use, transition smooth section 1c is tangent with the both sides of V-type inclined-plane I 5a respectively, then pressing plate I 6 is being utilized to cover on the notch of mounting groove I 5, namely pressing plate I 6 is also tangent with transition smooth section 1c, in the circumferential direction of transition smooth section 1c, be so just provided with point of contact, three location, the fastening clamping effect of transition smooth section 1c can be realized.
2) end spline of splined shaft wherein one end is processed: by splined shaft 1 positioning and clamping on gear shapping machine, utilize the latch 15 engaged with middle part spline 1b that the position of the wide tooth 1d of middle part spline 1b is fixed on specific position, with the wide tooth 1d of middle part spline for benchmark, utilize gear shapping machine at splined shaft 1 upper end Gear Shaping end spline 1a, and the wide tooth 1d of the wide tooth of this end spline 1a and middle part spline is alignd.
The employing end spline gear-shaping clamp of this step by splined shaft 1 positioning and clamping on gear shapping machine.The clamp body II 11 that end spline gear-shaping clamp comprises base II 10 and is arranged on base, base II 10 is provided with the central through hole II 12 coordinated with the middle part spline 1b of splined shaft 1, the end face of base II 10 is provided with and is positioned at central through hole II 12 chute 13 in the radial direction, the clamp 14 be slidably matched with it is installed in chute 13, latch 15 is arranged on the side of clamp 14 towards central through hole II 12, and the locking mechanism be provided with between clamp 14 and chute 13 for locking clamp 14 position, locking mechanism comprises the screw 20 be arranged on clamp 14 and the lock screw be arranged on screw.Clamp body II 11 is provided with the mounting groove II 16 coordinated with the transition smooth section 1c of splined shaft 1, and mounting groove II 16 is provided with and mounts cover on its notch and pressing plate II 17 for being fixed by splined shaft 1.Concrete, the notch two ends of mounting groove II 16 are respectively equipped with internal thread hole II 18, and on pressing plate II 17, correspondence is provided with through hole, and pressing plate II 17 is fixed by screws on the notch of mounting groove II 16.During use, by in the central through hole II 12 of middle part spline 1b inserted base II 10, clamp body II 11 and pressing plate II 17 is utilized to be fixed by the transition smooth section 1c of splined shaft 1, make splined shaft 1 need the upper end processing end spline to be positioned at the top of clamp body II 11, then utilize gear shapping machine at the upper end of splined shaft 1 processing end spline 1a.
Preferably, the screwed hole 19 being positioned at described central through hole 12 radial direction is provided with in base 10, be provided with the holding screw for tightening splined shaft 1 in described screwed hole 19, further fixing splined shaft 1, prevent splined shaft 1 from loosening in the Gear Shaping process of end spline 1a.
Preferably, the bottom of mounting groove II 16 is provided with V-type inclined-plane II 16a for coordinating with the transition smooth section 1c of splined shaft 1, the width of described mounting groove II 16 is more than or equal to the external diameter of transition smooth section 1c, during use, transition smooth section 1c is tangent with the both sides of V-type inclined-plane II 16a respectively, then pressing plate II 17 is being utilized to cover on the notch of mounting groove II 16, namely pressing plate II 17 is also tangent with transition smooth section 1c, in the circumferential direction of transition smooth section 1c, be so just provided with point of contact, three location, the fastening clamping effect of transition smooth section 1c can be realized.
Preferably, the clamp 14 of the present embodiment is provided with the arc groove coordinated with spline 1b in the middle of splined shaft towards the side of described central through hole II 12.The two ends of arc groove are respectively equipped with the latch 15 of spline engagement in the middle of at least one and splined shaft, and the two ends of the arc groove of the present embodiment are respectively equipped with two latches 15 engaged with middle spline 1b, can meet the accurate positioning requirements of splined shaft 1.
3) end spline of the splined shaft other end is processed: splined shaft 1 is processed with one end of end spline 1a down, and by splined shaft 1 positioning and clamping on gear shapping machine, utilize with the latch 15 that middle part spline 1b engages, the position of the wide tooth 1d of middle part spline is fixed on and step 2) in same position, with the wide tooth 1d of middle part spline 1b for benchmark, recycling gear shapping machine at splined shaft 1 upper end Gear Shaping end spline 1a, and makes the wide tooth 1d of the wide tooth of this end spline 1a and middle part spline align.This step adopts and step 2) in same end spline gear-shaping clamp by splined shaft 1 positioning and clamping on gear shapping machine, tire out no longer one by one and state.
Needing tooth and the incomplete spline machining method of the number of teeth of the present embodiment, adopt the method for Gear Shaping, first spline 1b in the middle part of Gear Shaping on splined shaft 1, and utilize the machining benchmark of wide tooth 1d as the end spline 1a at two ends of setting on the spline 1b of middle part, and utilize the wide tooth 1d locating middle part spline with the latch 15 of middle part spline engagement, when making the end spline of processing two ends respectively, the position of the wide tooth 1d of middle part spline is all in the same specific location of setting, and with the wide tooth of middle part spline for benchmark, after splined shaft 1 one end end spline machines, commutate splined shaft clamping again, at splined shaft other end Gear Shaping end spline 1a, the wide tooth of two end spline can be made all to align with the wide tooth of middle part spline, namely the middle part wide tooth of spline and the wide tooth of two end spline are all positioned on the same bus of splined shaft, contraposition is accurate, processing request can be met, and adopt the processing method of gear shaping compared to existing milling method, working (machining) efficiency is higher, processing cost is less.
The above embodiment is only that protection scope of the present invention is not limited thereto in order to absolutely prove the preferred embodiment that the present invention lifts.The equivalent alternative or conversion that those skilled in the art do on basis of the present invention, all within protection scope of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (9)
1. needs are to tooth and the incomplete spline machining method of the number of teeth, it is characterized in that: comprise the steps:
1) process spline in the middle part of splined shaft: be fixed on gear shapping machine by splined shaft clamping, utilize gear shapping machine on splined shaft, process middle part spline, and wide tooth is set on the spline of middle part;
2) end spline of splined shaft wherein one end is processed: by splined shaft positioning and clamping on gear shapping machine, utilize, with the latch of middle part spline engagement, the position of the wide tooth of middle part spline is fixed on specific position, with the wide tooth of middle part spline for benchmark, utilize gear shapping machine in splined shaft upper end Gear Shaping end spline, and make the wide tooth alignment of the wide tooth of this end spline and middle part spline;
3) end spline of the splined shaft other end is processed: spline machining is had one end of end spline down, and by splined shaft positioning and clamping on gear shapping machine, utilize with the latch of middle part spline engagement, the position of the wide tooth of middle part spline is fixed on and step 2) in same position, with the wide tooth of middle part spline for benchmark, recycling gear shapping machine in splined shaft upper end Gear Shaping end spline, and makes the wide tooth alignment of the wide tooth of this end spline and middle part spline.
2. according to claim 1ly to need tooth and the incomplete spline machining method of the number of teeth, it is characterized in that: in described step 1), middle part spline gear-shaping clamp is adopted to be fixed on gear shapping machine by splined shaft clamping, the clamp body I that described middle part spline gear-shaping clamp comprises base I and is arranged on described base I, described base I is provided with the central through hole I coordinated with the end of splined shaft, described clamp body I is provided with the mounting groove I coordinated with the transition smooth section of splined shaft, described mounting groove I is provided with and mounts cover on its notch and pressing plate I for being fixed by described splined shaft.
3. according to claim 2ly to need tooth and the incomplete spline machining method of the number of teeth, it is characterized in that: in described base I, be provided with the screwed hole I being positioned at described central through hole I radial direction, in described screwed hole I, be provided with the holding screw I for tightening splined shaft.
4. according to claim 2ly to need tooth and the incomplete spline machining method of the number of teeth, it is characterized in that: the bottom of described mounting groove I is provided with the V-type inclined-plane I for coordinating with the transition smooth section of splined shaft, the width of described mounting groove I is more than or equal to the external diameter of transition smooth section.
5. needing tooth and the incomplete spline machining method of the number of teeth according to any one of claim 1-4, it is characterized in that: described step 2) and step 3) in, adopt end spline gear-shaping clamp by splined shaft positioning and clamping on gear shapping machine;
The clamp body II that described end spline gear-shaping clamp comprises base II and is arranged on base, described base II is provided with the central through hole II with the middle part spline fitted of splined shaft, the end face of described base II is provided with and is positioned at described central through hole II chute in the radial direction, the clamp be slidably matched with it is installed in described chute, described latch is arranged on the side of described clamp towards described central through hole II, and is provided with the locking mechanism for locking clamp position between described clamp and described chute; Described clamp body II is provided with the mounting groove II coordinated with the transition smooth section of splined shaft, and described mounting groove II is provided with and mounts cover on its notch and pressing plate II for being fixed by described splined shaft.
6. according to claim 5ly to need tooth and the incomplete spline machining method of the number of teeth, it is characterized in that: in described base II, be provided with the screwed hole II being positioned at described central through hole II radial direction, in described screwed hole II, be provided with the holding screw II for tightening splined shaft.
7. according to claim 5ly to need tooth and the incomplete spline machining method of the number of teeth, it is characterized in that: the bottom of described mounting groove II is provided with the V-type inclined-plane II for coordinating with the transition smooth section of splined shaft, the width of described mounting groove II is more than or equal to the external diameter of transition smooth section.
8. according to claim 5ly to need tooth and the incomplete spline machining method of the number of teeth, it is characterized in that: described clamp is provided with the arc groove with middle spline fitted towards the side of described central through hole II.
9. according to claim 8ly to need tooth and the incomplete spline machining method of the number of teeth, it is characterized in that: the two ends of described arc groove are respectively equipped with the latch of at least one and middle spline engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410595971.5A CN104400134B (en) | 2014-10-30 | 2014-10-30 | Method for processing spline shaft with tooth aligning requirement and incomplete tooth number |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410595971.5A CN104400134B (en) | 2014-10-30 | 2014-10-30 | Method for processing spline shaft with tooth aligning requirement and incomplete tooth number |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104400134A true CN104400134A (en) | 2015-03-11 |
| CN104400134B CN104400134B (en) | 2017-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410595971.5A Expired - Fee Related CN104400134B (en) | 2014-10-30 | 2014-10-30 | Method for processing spline shaft with tooth aligning requirement and incomplete tooth number |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104400134B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352363A (en) * | 2018-12-10 | 2019-02-19 | 中国航发贵州黎阳航空动力有限公司 | Positioning tool and processing method for vertical gear hobbing process double-headed spline shaft |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4483055A (en) * | 1981-08-27 | 1984-11-20 | Nissan Motor Company, Limited | Secondary working apparatus |
| US20050186886A1 (en) * | 2004-02-24 | 2005-08-25 | Reishauer Ag | Process and device for the aligning of tooth spaces of a workpiece with precut teeth |
| CN202780623U (en) * | 2012-09-25 | 2013-03-13 | 重庆新兴通用传动有限公司 | Gear shaft tooth end chamfer positioning device |
| CN102990166A (en) * | 2012-09-25 | 2013-03-27 | 郑州卫华工程机械有限公司 | Gear shaft machining method and gear shaft clamping tool used in method |
| CN103831483A (en) * | 2012-11-23 | 2014-06-04 | 大连名阳实业有限公司 | Gear shaping clamp for machining shaft internal spline |
-
2014
- 2014-10-30 CN CN201410595971.5A patent/CN104400134B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4483055A (en) * | 1981-08-27 | 1984-11-20 | Nissan Motor Company, Limited | Secondary working apparatus |
| US20050186886A1 (en) * | 2004-02-24 | 2005-08-25 | Reishauer Ag | Process and device for the aligning of tooth spaces of a workpiece with precut teeth |
| CN202780623U (en) * | 2012-09-25 | 2013-03-13 | 重庆新兴通用传动有限公司 | Gear shaft tooth end chamfer positioning device |
| CN102990166A (en) * | 2012-09-25 | 2013-03-27 | 郑州卫华工程机械有限公司 | Gear shaft machining method and gear shaft clamping tool used in method |
| CN103831483A (en) * | 2012-11-23 | 2014-06-04 | 大连名阳实业有限公司 | Gear shaping clamp for machining shaft internal spline |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352363A (en) * | 2018-12-10 | 2019-02-19 | 中国航发贵州黎阳航空动力有限公司 | Positioning tool and processing method for vertical gear hobbing process double-headed spline shaft |
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| Publication number | Publication date |
|---|---|
| CN104400134B (en) | 2017-01-18 |
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