CN101413576B - Method for machining and assembling chevron gear - Google Patents
Method for machining and assembling chevron gear Download PDFInfo
- Publication number
- CN101413576B CN101413576B CN200810235289XA CN200810235289A CN101413576B CN 101413576 B CN101413576 B CN 101413576B CN 200810235289X A CN200810235289X A CN 200810235289XA CN 200810235289 A CN200810235289 A CN 200810235289A CN 101413576 B CN101413576 B CN 101413576B
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- gear
- helical gear
- herringbone
- helical
- shoulder
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000003754 machining Methods 0.000 title claims abstract description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 17
- 108700041286 delta Proteins 0.000 claims description 9
- 238000009827 uniform distribution Methods 0.000 claims description 9
- 210000002421 cell wall Anatomy 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 6
- 238000010923 batch production Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The invention discloses a herringbone gear and a special assembly measuring tool thereof, as well as a machining and assembly method of the herringbone gear. The herringbone gear comprises a first helical gear and a second helical gear, the first helical gear is fixedly connected with the second helical gear by a fastener, the first helical gear is provided with a shoulder or a rabbet, the second helical gear is provided with a rabbet or a shoulder which is correspondingly matched with the shoulder or the rabbet of the first helical gear, the shoulder or the rabbet of the first helical gear is matched and positioned with the rabbet or the shoulder of the second helical gear, and a middle groove is arranged between the first helical gear and the second helical gear; and the special assembly measuring tool of the herringbone gear comprises a base seat, a chock and a positioning ball. The herringbone gear has compact structure, is convenient for assembly and can shorten the assembly time; as the special assembly measuring tool is adopted in the assembly method of the herringbone gear, the herringbone gear has simple assembly process and high assembly precision without needing manual marking, and is suitable for batch production.
Description
Technical field
The present invention relates to the method for machining and assembling of a kind of herringbone gear, dedicated set loading amount tool and herringbone gear.
Background technique
Existing disome formula herringbone gear generally adopts line that tooth is processed coupling gear before cutting or during cutting, " centering " when promptly leaning on single-piece line and special tooth mesh device to finish the assembling of disome formula herringbone gear basically, and not high to the tooth precision, occupied ground is also big.Assembling to the end from the line cutting also must be through multiple working procedure, and comprising heat treatment, the distortion in the general heat treatment process is difficult to control.Owing to there is not special-purpose positioning work piece to come coupling gear, behind the roll flute generally unrenewable " method of scoring " to tooth, so the herringbone gear precision is not high, only is suitable for single piece production, can not satisfy the interchangeability in the volume production, only adapts to the not high gear of required precision.
Summary of the invention
First purpose of the present invention is the herringbone gear that a kind of compact structure is provided, is convenient to assemble and can shorten installation time.
Second purpose of the present invention is to provide a kind of dedicated set loading amount tool that can improve the pairing precision of herringbone gear.
The 3rd purpose of the present invention is to provide a kind of and is suitable for producing in enormous quantities and the method for machining and assembling of the herringbone gear that assembly precision is high.
In order to reach above-mentioned first purpose, the technical solution used in the present invention is: a kind of herringbone gear, comprise first helical gear and second helical gear, first helical gear is fixedlyed connected by fastening piece with second helical gear, first helical gear has shoulder or seam, second helical gear has seam or the shoulder with the first helical gear shoulder or seam corresponding matching, there is middle groove the first helical gear shoulder or seam and the second helical gear seam or the shoulder location of working in coordination between first helical gear and second helical gear.
Also be with ring on described first helical gear.
After adopting said structure, because working in coordination by shoulder and seam, first helical gear and second helical gear have middle groove between location and first helical gear and second helical gear, locating slot when this middle groove is the herringbone gear assembling, so characteristics that have compact structure, are convenient to assemble, and can shorten installation time greatly, need not special-purpose centering equipment and special-purpose assembling place.Herringbone gear of the present invention can satisfy modern advanced high speed, heavy-duty gear must have in light weight, volume is little, save material, designing requirement that bearing capacity is high.
In order to reach above-mentioned second purpose, the technical solution used in the present invention is: a kind of herringbone gear dedicated set loading amount tool, comprise pedestal, chock and place kick, wherein chock is fixed on the pedestal, and two place kick are arranged in the both sides of chock symmetrically and are fixed on the pedestal.
Also being fixedly connected with handle or pedestal and hand grip control on the pedestal is integral.
After adopting said structure, by the chock of herringbone gear dedicated set loading amount tool and the location of herringbone gear middle groove, and the location of place kick and gear teeth teeth groove, need not rule to tooth, need not special-purpose centering equipment, simplified packaging technology, improved assembling speed, operator are not had specific (special) requirements, and can improve the pairing precision of herringbone gear greatly.
In order to reach above-mentioned the 3rd purpose, the technical solution used in the present invention is: a kind of method for machining and assembling of herringbone gear may further comprise the steps:
A, will clean up, and remove burr through first helical gear behind the roll flute and second helical gear;
B, with the first helical gear shoulder or seam and the second helical gear seam or the shoulder location of working in coordination;
C, carry out centering with herringbone gear dedicated set loading amount tool, step comprises:
Total backlash between the chock of c1, elder generation's measurement herringbone gear dedicated set loading amount tool and the middle groove of herringbone gear, gap delta 1 between the middle groove cell wall of the both sides of the chock of uniform distribution herringbone gear dedicated set loading amount tool and herringbone gear and δ 2 then;
C2, after gap delta 1 and δ 2 uniform distributions, adjust the gap between the place kick of the flank of tooth of first helical gear of herringbone gear and the second helical gear gear teeth both sides and herringbone gear dedicated set loading amount tool again, make place kick be positioned at the centre of gear teeth teeth groove;
Behind d, the centering, along the circumferential direction clamp herringbone gear with anchor clamps;
E, the herringbone gear after clamping is carried out positioning hole processing earlier, on first helical gear and second helical gear, make the pairing mark again; Perhaps the herringbone gear after clamping is made the pairing mark earlier on first helical gear and second helical gear, position hole processing again;
F, separately first helical gear and second helical gear then improve processing to positioning hole again;
G, with fastening piece by the pairing mark finish first helical gear and the second helical gear assembling.
Can finish assembling back correct grinding endoporus at first helical gear and second helical gear as required.
The cooperation location can rotate relatively freely with first helical gear and second helical gear but radially can only micro-ly move and be advisable.
Among the described step c1, adopt cushion block or narrow clearance gauge to adjust the gap delta 1 and the δ 2 of chock both sides and middle groove cell wall.
Among the described step c2, first helical gear is fixed, rotate second helical gear then gently, in rotation process, use the gap of clearance gauge measurement and positioning ball and the gear teeth two lateral tooth flanks, make first helical gear, the flank of tooth of the second helical gear gear teeth both sides and the gap of place kick reach uniform distribution, even place kick is positioned at the centre of gear teeth teeth groove, place kick this moment reaches positioning states.
After adopting said method, owing to used the centering method of dedicated set loading amount tool and raising assembly precision, herringbone gear need not to adopt traditional line to tooth technology again in the whole production course of working, " centering " problem when also need not to consider the coupling gear assembling, therefore, not only improved assembly precision, and be very suitable for producing in enormous quantities.Simultaneously, it is big also to have solved the quenching distortion of low-carbon alloy steel carburized gears, and yield rate is low, is difficult for adopting the difficult problem of line " centering ", has expanded the application area of disome formula herringbone gear.Interchangeability when the present invention has satisfied the herringbone gear volume production, the simplicity during assembling, the reliability requirement when reaching utilization.After adopting this method, no longer need to use huge special device to come centering again, thereby saved floor space greatly, shortened the centering time greatly, thereby improved the assembling speed of herringbone gear.Herringbone gear of the present invention successful Application reaches on the express locomotive of 321.5km/h to highest running speed.
Description of drawings
The embodiment who provides below in conjunction with accompanying drawing does explanation in further detail to the present invention.
Fig. 1 is the structural representation of herringbone gear of the present invention;
Fig. 2 is the structural representation of herringbone gear dedicated set loading amount tool of the present invention;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the phase diagram when carrying out centering with herringbone gear dedicated set loading amount tool in the herringbone gear assembling method of the present invention.
Embodiment
As shown in Figure 1, a kind of herringbone gear of the present invention, comprise first helical gear 1 and second helical gear 2, first helical gear 1 is fixedlyed connected by fastening piece 4 with second helical gear 2, first helical gear 1 has shoulder 1-1 or seam, second helical gear 2 has and the shoulder 1-1 of first helical gear 1 or the seam 2-1 or the shoulder of seam corresponding matching, there is middle groove 5 the seam 2-1 of the shoulder 1-1 of first helical gear 1 or seam and second helical gear 2 or the shoulder location of working in coordination between first helical gear 1 and second helical gear 2.
Locating slot when this middle groove 5 is the herringbone gear assembling.
Fastening piece 4 can be a locating stud, also can be bolt.
The cooperation location can rotate relatively freely with first helical gear 1 and second helical gear 2 but radially can only micro-ly move and be advisable.For example adopt H7/k6 in the transition fit or the cooperation of H7/js6.
As shown in Figure 1, also be with ring 3 on described first helical gear 1.
Shown in Fig. 2,3, a kind of herringbone gear dedicated set loading amount tool that is used for above-mentioned herringbone gear comprises pedestal 7, chock 8 and place kick 9, and wherein chock 8 is fixed on the pedestal 7, and two place kick 9 are arranged in the both sides of chock 8 symmetrically and are fixed on the pedestal 7.
Also be fixedly connected with handle 6 or pedestal 7 and handle 6 on the pedestal 7 and make one.
As shown in Figure 4, the assembling method of a kind of herringbone gear of the present invention may further comprise the steps:
A, will clean up, and remove burr through first helical gear 1 behind the roll flute and second helical gear 2;
B, with the seam 2-1 of the shoulder 1-1 of first helical gear 1 or the seam and second helical gear 2 or the shoulder location of working in coordination;
C, carry out centering with above-mentioned herringbone gear dedicated set loading amount tool, step comprises:
Total backlash between the chock 8 of c1, elder generation's measurement herringbone gear dedicated set loading amount tool and the middle groove 5 of herringbone gear, gap delta 1 and the δ 2 between middle groove 5 cell walls of the both sides of the chock 8 of uniform distribution herringbone gear dedicated set loading amount tool and herringbone gear then;
C2, after gap delta 1 and δ 2 uniform distributions, adjust the gap between the place kick 9 of the flank of tooth of gear teeth both sides of first helical gear 1 of herringbone gear and second helical gear 2 and herringbone gear dedicated set loading amount tool again, make place kick 9 be positioned at the centre of gear teeth teeth groove;
Behind d, the centering, along the circumferential direction clamp herringbone gear with anchor clamps;
E, the herringbone gear after clamping is carried out positioning hole processing earlier, on first helical gear 1 and second helical gear 2, make the pairing mark again; Perhaps the herringbone gear after clamping is made the pairing mark earlier on first helical gear 1 and second helical gear 2, position hole processing again;
F, separately first helical gear 1 and second helical gear 2 then improve processing to positioning hole again;
G, finish the assembling of first helical gear 1 and second helical gear 2 by the pairing mark with fastening piece 4.
Can finish assembling back correct grinding endoporus at first helical gear 1 and second helical gear 2 as required.
The cooperation location can rotate relatively freely with first helical gear 1 and second helical gear 2 but radially can only micro-ly move and be advisable.
The processing positioning hole mainly is that positioning hole is carried out with boring, expand, cut with scissors operation.
It is that positioning hole is carried out chamfering or reaming, tapping procedures that positioning hole is improved processing.
Fastening piece 4 can be a locating stud, also can be bolt.
As shown in Figure 4, among the described step c1, preferably adopt cushion block or narrow clearance gauge to adjust the gap delta 1 and the δ 2 of chock 8 both sides and middle groove 5 cell walls.
Among the described step c2, preferably that first helical gear 1 is fixing, rotate second helical gear 2 then gently, in rotation process, use the gap of clearance gauge measurement and positioning ball 9 and the gear teeth two lateral tooth flanks, make the flank of tooth of gear teeth both sides of first helical gear 1, second helical gear 2 and the gap of place kick 9 reach uniform distribution, even place kick 9 is positioned at the centre of gear teeth teeth groove, place kick 9 this moment reaches positioning states.
Claims (5)
1. the method for machining and assembling of a herringbone gear, described herringbone gear comprises first helical gear (1) and second helical gear (2), first helical gear (1) is fixedlyed connected by fastening piece (4) with second helical gear (2), first helical gear (1) has shoulder (1-1) or seam, second helical gear (2) has and the shoulder (1-1) of first helical gear (1) or the seam (2-1) or the shoulder of seam corresponding matching, the seam (2-1) of the shoulder (1-1) of first helical gear (1) or seam and second helical gear (2) or the shoulder location of working in coordination, between first helical gear (1) and second helical gear (2) middle groove (5) is arranged, it is characterized in that: may further comprise the steps:
A, will clean up, and remove burr through first helical gear (1) behind the roll flute and second helical gear (2);
B, with the seam (2-1) of the shoulder (1-1) of first helical gear (1) or seam and second helical gear (2) or the shoulder location of working in coordination;
C, carry out centering with herringbone gear dedicated set loading amount tool, described herringbone gear dedicated set loading amount tool comprises pedestal (7), chock (8) and place kick (9), wherein chock (8) is fixed on the pedestal (7), two place kick (9) are arranged in the both sides of chock (8) symmetrically and are fixed on the pedestal (7), and the centering step comprises:
Total backlash between the chock (8) of c1, elder generation's measurement herringbone gear dedicated set loading amount tool and the middle groove (5) of herringbone gear, gap delta 1 and the δ 2 between middle groove (5) cell wall of the both sides of the chock (8) of uniform distribution herringbone gear dedicated set loading amount tool and herringbone gear then;
C2, after gap delta 1 and δ 2 uniform distributions, adjust the gap between the place kick (9) of the flank of tooth of gear teeth both sides of first helical gear (1) of herringbone gear and second helical gear (2) and herringbone gear dedicated set loading amount tool again, make place kick (9) be positioned at the centre of gear teeth teeth groove;
Behind d, the centering, along the circumferential direction clamp herringbone gear with anchor clamps;
E, the herringbone gear after clamping is carried out positioning hole processing earlier, go up at first helical gear (1) and second helical gear (2) again and make to match mark; Perhaps the herringbone gear after clamping is gone up do pairing mark at first helical gear (1) and second helical gear (2) earlier, position hole processing again;
F, separately first helical gear (1) and second helical gear (2) then improve processing to positioning hole again;
G, finish the assembling of first helical gear (1) and second helical gear (2) by the pairing mark with fastening piece (4).
2. the method for machining and assembling of a kind of herringbone gear according to claim 1 is characterized in that: finish assembling back correct grinding endoporus at first helical gear (1) and second helical gear (2).
3. the method for machining and assembling of a kind of herringbone gear according to claim 1 is characterized in that: among the described step c1, adopt cushion block or narrow clearance gauge to adjust the gap delta 1 and the δ 2 of chock (8) both sides and middle groove (5) cell wall.
4. the method for machining and assembling of a kind of herringbone gear according to claim 1, it is characterized in that: among the described step c2, first helical gear (1) is fixing, rotate second helical gear (2) then gently, in rotation process, use the gap of clearance gauge measurement and positioning ball (9) and the gear teeth two lateral tooth flanks, make the flank of tooth of gear teeth both sides of first helical gear (1), second helical gear (2) and the gap of place kick (9) reach uniform distribution, even place kick (9) is positioned at the centre of gear teeth teeth groove, place kick this moment (9) reaches positioning states.
5. the method for machining and assembling of a kind of herringbone gear according to claim 1 is characterized in that: also be fixedly connected with handle (6) or pedestal (7) on the pedestal (7) and make one with handle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810235289XA CN101413576B (en) | 2008-11-14 | 2008-11-14 | Method for machining and assembling chevron gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810235289XA CN101413576B (en) | 2008-11-14 | 2008-11-14 | Method for machining and assembling chevron gear |
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| CN101413576A CN101413576A (en) | 2009-04-22 |
| CN101413576B true CN101413576B (en) | 2010-09-15 |
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| CN200810235289XA Active CN101413576B (en) | 2008-11-14 | 2008-11-14 | Method for machining and assembling chevron gear |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962503A (en) * | 2012-12-17 | 2013-03-13 | 重庆齿轮箱有限责任公司 | Machining method for key grooves in pair of gear shafts with engaged herringbone teeth |
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| ITMI20100370U1 (en) * | 2009-12-14 | 2011-06-15 | Smart Mfg Technology Sha Nghai Ltd | GEAR TRANSMISSION SYSTEM WITH DISTRIBUTION OF LOADS |
| CN101804548B (en) * | 2010-04-15 | 2011-05-04 | 南通振华重型装备制造有限公司 | Manufacturing method of integral herringbone gear shaft |
| CN101949678A (en) * | 2010-08-20 | 2011-01-19 | 重庆齿轮箱有限责任公司 | Method for detecting alignment error of herringbone gear |
| CN102825342B (en) * | 2011-06-13 | 2015-12-09 | 鞍钢重型机械有限责任公司 | A kind of double-helical tooth centring error-tested method and inspected number ball |
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| CN103192241B (en) * | 2013-04-03 | 2015-06-10 | 重庆齿轮箱有限责任公司 | Method for machining combined herringbone tooth part |
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| CN111421192A (en) * | 2020-04-24 | 2020-07-17 | 河南科技大学 | Herringbone gear precision machining method |
| CN112518427B (en) * | 2020-09-03 | 2022-04-22 | 福建省威诺数控有限公司 | Measuring and testing tool combination and using method thereof |
| CN112461099A (en) * | 2020-10-28 | 2021-03-09 | 太原重工股份有限公司 | Herringbone tooth centering detection device and method |
| CN114161101B (en) * | 2021-12-27 | 2023-04-28 | 郑州航空工业管理学院 | Tooth alignment assembling method for effectively ensuring gear grinding allowance of combined helical gear |
-
2008
- 2008-11-14 CN CN200810235289XA patent/CN101413576B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962503A (en) * | 2012-12-17 | 2013-03-13 | 重庆齿轮箱有限责任公司 | Machining method for key grooves in pair of gear shafts with engaged herringbone teeth |
| CN102962503B (en) * | 2012-12-17 | 2014-06-25 | 重庆齿轮箱有限责任公司 | Machining method for key grooves in pair of gear shafts with engaged herringbone teeth |
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| CN101413576A (en) | 2009-04-22 |
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